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diff --git a/src/qt3support/text/q3richtext.cpp b/src/qt3support/text/q3richtext.cpp
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+++ b/src/qt3support/text/q3richtext.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "q3richtext_p.h"
+
+#ifndef QT_NO_RICHTEXT
+
+#include "qbitmap.h"
+#include "qapplication.h"
+#include "q3cleanuphandler.h"
+#include "qcursor.h"
+#include "qdatastream.h"
+#include "q3dragobject.h"
+#include "qdrawutil.h"
+#include "qfile.h"
+#include "qfileinfo.h"
+#include "qfont.h"
+#include "qimage.h"
+#include "qmap.h"
+#include "qmime.h"
+#include "q3paintdevicemetrics.h"
+#include "qpainter.h"
+#include "qstringlist.h"
+#include "qstyle.h"
+#include "qstyleoption.h"
+#include "q3stylesheet.h"
+#include "qtextstream.h"
+#include <private/qtextengine_p.h>
+
+#include <stdlib.h>
+
+#if defined(Q_WS_X11)
+#include "qx11info_x11.h"
+#endif
+
+QT_BEGIN_NAMESPACE
+
+static Q3TextCursor* richTextExportStart = 0;
+static Q3TextCursor* richTextExportEnd = 0;
+
+class Q3TextFormatCollection;
+
+const int border_tolerance = 2;
+
+#ifdef Q_WS_WIN
+QT_BEGIN_INCLUDE_NAMESPACE
+#include "qt_windows.h"
+QT_END_INCLUDE_NAMESPACE
+#endif
+
+static inline bool is_printer(QPainter *p)
+{
+ if (!p || !p->device())
+ return false;
+ return p->device()->devType() == QInternal::Printer;
+}
+
+static inline int scale(int value, QPainter *painter)
+{
+ if (is_printer(painter)) {
+ Q3PaintDeviceMetrics metrics(painter->device());
+#if defined(Q_WS_X11)
+ value = value * metrics.logicalDpiY() /
+ QX11Info::appDpiY(painter->device()->x11Screen());
+#elif defined (Q_WS_WIN)
+ HDC hdc = GetDC(0);
+ int gdc = GetDeviceCaps(hdc, LOGPIXELSY);
+ if (gdc)
+ value = value * metrics.logicalDpiY() / gdc;
+ ReleaseDC(0, hdc);
+#elif defined (Q_WS_MAC)
+ value = value * metrics.logicalDpiY() / 75; // ##### FIXME
+#elif defined (Q_WS_QWS)
+ value = value * metrics.logicalDpiY() / 75;
+#endif
+ }
+ return value;
+}
+
+
+static inline bool isBreakable(Q3TextString *string, int pos)
+{
+ if (string->at(pos).nobreak)
+ return false;
+ return (pos < string->length()-1 && string->at(pos+1).softBreak);
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+void Q3TextCommandHistory::addCommand(Q3TextCommand *cmd)
+{
+ if (current < history.count() - 1) {
+ QList<Q3TextCommand *> commands;
+
+ for (int i = 0; i <= current; ++i)
+ commands.insert(i, history.takeFirst());
+
+ commands.append(cmd);
+ while (!history.isEmpty())
+ delete history.takeFirst();
+ history = commands;
+ } else {
+ history.append(cmd);
+ }
+
+ if (history.count() > steps)
+ delete history.takeFirst();
+ else
+ ++current;
+}
+
+Q3TextCursor *Q3TextCommandHistory::undo(Q3TextCursor *c)
+{
+ if (current > -1) {
+ Q3TextCursor *c2 = history.at(current)->unexecute(c);
+ --current;
+ return c2;
+ }
+ return 0;
+}
+
+Q3TextCursor *Q3TextCommandHistory::redo(Q3TextCursor *c)
+{
+ if (current > -1) {
+ if (current < history.count() - 1) {
+ ++current;
+ return history.at(current)->execute(c);
+ }
+ } else {
+ if (history.count() > 0) {
+ ++current;
+ return history.at(current)->execute(c);
+ }
+ }
+ return 0;
+}
+
+bool Q3TextCommandHistory::isUndoAvailable()
+{
+ return current > -1;
+}
+
+bool Q3TextCommandHistory::isRedoAvailable()
+{
+ return (current > -1 && current < history.count() - 1) || (current == -1 && history.count() > 0);
+}
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextDeleteCommand::Q3TextDeleteCommand(Q3TextDocument *dc, int i, int idx, const QVector<Q3TextStringChar> &str,
+ const QByteArray& oldStyleInfo)
+ : Q3TextCommand(dc), id(i), index(idx), parag(0), text(str), styleInformation(oldStyleInfo)
+{
+ for (int j = 0; j < (int)text.size(); ++j) {
+ if (text[j].format())
+ text[j].format()->addRef();
+ }
+}
+
+Q3TextDeleteCommand::Q3TextDeleteCommand(Q3TextParagraph *p, int idx, const QVector<Q3TextStringChar> &str)
+ : Q3TextCommand(0), id(-1), index(idx), parag(p), text(str)
+{
+ for (int i = 0; i < (int)text.size(); ++i) {
+ if (text[i].format())
+ text[i].format()->addRef();
+ }
+}
+
+Q3TextDeleteCommand::~Q3TextDeleteCommand()
+{
+ for (int i = 0; i < (int)text.size(); ++i) {
+ if (text[i].format())
+ text[i].format()->removeRef();
+ }
+ text.resize(0);
+}
+
+Q3TextCursor *Q3TextDeleteCommand::execute(Q3TextCursor *c)
+{
+ Q3TextParagraph *s = doc ? doc->paragAt(id) : parag;
+ if (!s) {
+ qWarning("can't locate parag at %d, last parag: %d", id, doc->lastParagraph()->paragId());
+ return 0;
+ }
+
+ cursor.setParagraph(s);
+ cursor.setIndex(index);
+ int len = text.size();
+ if (c)
+ *c = cursor;
+ if (doc) {
+ doc->setSelectionStart(Q3TextDocument::Temp, cursor);
+ for (int i = 0; i < len; ++i)
+ cursor.gotoNextLetter();
+ doc->setSelectionEnd(Q3TextDocument::Temp, cursor);
+ doc->removeSelectedText(Q3TextDocument::Temp, &cursor);
+ if (c)
+ *c = cursor;
+ } else {
+ s->remove(index, len);
+ }
+
+ return c;
+}
+
+Q3TextCursor *Q3TextDeleteCommand::unexecute(Q3TextCursor *c)
+{
+ Q3TextParagraph *s = doc ? doc->paragAt(id) : parag;
+ if (!s) {
+ qWarning("can't locate parag at %d, last parag: %d", id, doc->lastParagraph()->paragId());
+ return 0;
+ }
+
+ cursor.setParagraph(s);
+ cursor.setIndex(index);
+ QString str = Q3TextString::toString(text);
+ cursor.insert(str, true, &text);
+ if (c)
+ *c = cursor;
+ cursor.setParagraph(s);
+ cursor.setIndex(index);
+
+#ifndef QT_NO_DATASTREAM
+ if (!styleInformation.isEmpty()) {
+ QDataStream styleStream(&styleInformation, IO_ReadOnly);
+ int num;
+ styleStream >> num;
+ Q3TextParagraph *p = s;
+ while (num-- && p) {
+ p->readStyleInformation(styleStream);
+ p = p->next();
+ }
+ }
+#endif
+ s = cursor.paragraph();
+ while (s) {
+ s->format();
+ s->setChanged(true);
+ if (s == c->paragraph())
+ break;
+ s = s->next();
+ }
+
+ return &cursor;
+}
+
+Q3TextFormatCommand::Q3TextFormatCommand(Q3TextDocument *dc, int sid, int sidx, int eid, int eidx,
+ const QVector<Q3TextStringChar> &old, Q3TextFormat *f, int fl)
+ : Q3TextCommand(dc), startId(sid), startIndex(sidx), endId(eid), endIndex(eidx), format(f), oldFormats(old), flags(fl)
+{
+ format = dc->formatCollection()->format(f);
+ for (int j = 0; j < (int)oldFormats.size(); ++j) {
+ if (oldFormats[j].format())
+ oldFormats[j].format()->addRef();
+ }
+}
+
+Q3TextFormatCommand::~Q3TextFormatCommand()
+{
+ format->removeRef();
+ for (int j = 0; j < (int)oldFormats.size(); ++j) {
+ if (oldFormats[j].format())
+ oldFormats[j].format()->removeRef();
+ }
+}
+
+Q3TextCursor *Q3TextFormatCommand::execute(Q3TextCursor *c)
+{
+ Q3TextParagraph *sp = doc->paragAt(startId);
+ Q3TextParagraph *ep = doc->paragAt(endId);
+ if (!sp || !ep)
+ return c;
+
+ Q3TextCursor start(doc);
+ start.setParagraph(sp);
+ start.setIndex(startIndex);
+ Q3TextCursor end(doc);
+ end.setParagraph(ep);
+ end.setIndex(endIndex);
+
+ doc->setSelectionStart(Q3TextDocument::Temp, start);
+ doc->setSelectionEnd(Q3TextDocument::Temp, end);
+ doc->setFormat(Q3TextDocument::Temp, format, flags);
+ doc->removeSelection(Q3TextDocument::Temp);
+ if (endIndex == ep->length())
+ end.gotoLeft();
+ *c = end;
+ return c;
+}
+
+Q3TextCursor *Q3TextFormatCommand::unexecute(Q3TextCursor *c)
+{
+ Q3TextParagraph *sp = doc->paragAt(startId);
+ Q3TextParagraph *ep = doc->paragAt(endId);
+ if (!sp || !ep)
+ return 0;
+
+ int idx = startIndex;
+ int fIndex = 0;
+ while ( fIndex < int(oldFormats.size()) ) {
+ if (oldFormats.at(fIndex).c == QLatin1Char('\n')) {
+ if (idx > 0) {
+ if (idx < sp->length() && fIndex > 0)
+ sp->setFormat(idx, 1, oldFormats.at(fIndex - 1).format());
+ if (sp == ep)
+ break;
+ sp = sp->next();
+ idx = 0;
+ }
+ fIndex++;
+ }
+ if (oldFormats.at(fIndex).format())
+ sp->setFormat(idx, 1, oldFormats.at(fIndex).format());
+ idx++;
+ fIndex++;
+ if (fIndex >= (int)oldFormats.size())
+ break;
+ if (idx >= sp->length()) {
+ if (sp == ep)
+ break;
+ sp = sp->next();
+ idx = 0;
+ }
+ }
+
+ Q3TextCursor end(doc);
+ end.setParagraph(ep);
+ end.setIndex(endIndex);
+ if (endIndex == ep->length())
+ end.gotoLeft();
+ *c = end;
+ return c;
+}
+
+Q3TextStyleCommand::Q3TextStyleCommand(Q3TextDocument *dc, int fParag, int lParag, const QByteArray& beforeChange)
+ : Q3TextCommand(dc), firstParag(fParag), lastParag(lParag), before(beforeChange)
+{
+ after = readStyleInformation( dc, fParag, lParag);
+}
+
+
+QByteArray Q3TextStyleCommand::readStyleInformation( Q3TextDocument* doc, int fParag, int lParag)
+{
+ QByteArray style;
+#ifndef QT_NO_DATASTREAM
+ Q3TextParagraph *p = doc->paragAt(fParag);
+ if (!p)
+ return style;
+ QDataStream styleStream(&style, IO_WriteOnly);
+ int num = lParag - fParag + 1;
+ styleStream << num;
+ while (num -- && p) {
+ p->writeStyleInformation(styleStream);
+ p = p->next();
+ }
+#endif
+ return style;
+}
+
+void Q3TextStyleCommand::writeStyleInformation( Q3TextDocument* doc, int fParag, const QByteArray& style)
+{
+#ifndef QT_NO_DATASTREAM
+ Q3TextParagraph *p = doc->paragAt(fParag);
+ if (!p)
+ return;
+ QByteArray copy = style;
+ QDataStream styleStream(&copy, IO_ReadOnly);
+ int num;
+ styleStream >> num;
+ while (num-- && p) {
+ p->readStyleInformation(styleStream);
+ p = p->next();
+ }
+#endif
+}
+
+Q3TextCursor *Q3TextStyleCommand::execute(Q3TextCursor *c)
+{
+ writeStyleInformation(doc, firstParag, after);
+ return c;
+}
+
+Q3TextCursor *Q3TextStyleCommand::unexecute(Q3TextCursor *c)
+{
+ writeStyleInformation(doc, firstParag, before);
+ return c;
+}
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextCursor::Q3TextCursor(Q3TextDocument *dc)
+ : idx(0), tmpX(-1), ox(0), oy(0),
+ valid(true)
+{
+ para = dc ? dc->firstParagraph() : 0;
+}
+
+Q3TextCursor::Q3TextCursor(const Q3TextCursor &c)
+{
+ ox = c.ox;
+ oy = c.oy;
+ idx = c.idx;
+ para = c.para;
+ tmpX = c.tmpX;
+ indices = c.indices;
+ paras = c.paras;
+ xOffsets = c.xOffsets;
+ yOffsets = c.yOffsets;
+ valid = c.valid;
+}
+
+Q3TextCursor::~Q3TextCursor()
+{
+}
+
+Q3TextCursor &Q3TextCursor::operator=(const Q3TextCursor &c)
+{
+ ox = c.ox;
+ oy = c.oy;
+ idx = c.idx;
+ para = c.para;
+ tmpX = c.tmpX;
+ indices = c.indices;
+ paras = c.paras;
+ xOffsets = c.xOffsets;
+ yOffsets = c.yOffsets;
+ valid = c.valid;
+
+ return *this;
+}
+
+bool Q3TextCursor::operator==(const Q3TextCursor &c) const
+{
+ return para == c.para && idx == c.idx;
+}
+
+int Q3TextCursor::totalOffsetX() const
+{
+ int xoff = ox;
+ for (QStack<int>::ConstIterator xit = xOffsets.begin(); xit != xOffsets.end(); ++xit)
+ xoff += *xit;
+ return xoff;
+}
+
+int Q3TextCursor::totalOffsetY() const
+{
+ int yoff = oy;
+ for (QStack<int>::ConstIterator yit = yOffsets.begin(); yit != yOffsets.end(); ++yit)
+ yoff += *yit;
+ return yoff;
+}
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+void Q3TextCursor::gotoIntoNested(const QPoint &globalPos)
+{
+ if (!para)
+ return;
+ Q_ASSERT(para->at(idx)->isCustom());
+ push();
+ ox = 0;
+ int bl, y;
+ para->lineHeightOfChar(idx, &bl, &y);
+ oy = y + para->rect().y();
+ ox = para->at(idx)->x;
+ Q3TextDocument* doc = document();
+ para->at(idx)->customItem()->enterAt(this, doc, para, idx, ox, oy, globalPos-QPoint(ox,oy));
+}
+#endif
+
+void Q3TextCursor::invalidateNested()
+{
+ if (nestedDepth()) {
+ QStack<Q3TextParagraph*>::Iterator it = paras.begin();
+ QStack<int>::Iterator it2 = indices.begin();
+ for (; it != paras.end(); ++it, ++it2) {
+ if (*it == para)
+ continue;
+ (*it)->invalidate(0);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if ((*it)->at(*it2)->isCustom())
+ (*it)->at(*it2)->customItem()->invalidate();
+#endif
+ }
+ }
+}
+
+void Q3TextCursor::insert(const QString &str, bool checkNewLine, QVector<Q3TextStringChar> *formatting)
+{
+ tmpX = -1;
+ bool justInsert = true;
+ QString s(str);
+#if defined(Q_WS_WIN)
+ if (checkNewLine) {
+ int i = 0;
+ while ((i = s.indexOf(QLatin1Char('\r'), i)) != -1)
+ s.remove(i ,1);
+ }
+#endif
+ if (checkNewLine)
+ justInsert = s.indexOf(QLatin1Char('\n')) == -1;
+ if (justInsert) { // we ignore new lines and insert all in the current para at the current index
+ para->insert(idx, s.unicode(), s.length());
+ if (formatting) {
+ for (int i = 0; i < (int)s.length(); ++i) {
+ if (formatting->at(i).format()) {
+ formatting->at(i).format()->addRef();
+ para->string()->setFormat(idx + i, formatting->at(i).format(), true);
+ }
+ }
+ }
+ idx += s.length();
+ } else { // we split at new lines
+ int start = -1;
+ int end;
+ int y = para->rect().y() + para->rect().height();
+ int lastIndex = 0;
+ do {
+ end = s.indexOf(QLatin1Char('\n'), start + 1); // find line break
+ if (end == -1) // didn't find one, so end of line is end of string
+ end = s.length();
+ int len = (start == -1 ? end : end - start - 1);
+ if (len > 0) // insert the line
+ para->insert(idx, s.unicode() + start + 1, len);
+ else
+ para->invalidate(0);
+ if (formatting) { // set formats to the chars of the line
+ for (int i = 0; i < len; ++i) {
+ if (formatting->at(i + lastIndex).format()) {
+ formatting->at(i + lastIndex).format()->addRef();
+ para->string()->setFormat(i + idx, formatting->at(i + lastIndex).format(), true);
+ }
+ }
+ lastIndex += len;
+ }
+ start = end; // next start is at the end of this line
+ idx += len; // increase the index of the cursor to the end of the inserted text
+ if (s[end] == QLatin1Char('\n')) { // if at the end was a line break, break the line
+ splitAndInsertEmptyParagraph(false, true);
+ para->setEndState(-1);
+ para->prev()->format(-1, false);
+ lastIndex++;
+ }
+
+ } while (end < (int)s.length());
+
+ para->format(-1, false);
+ int dy = para->rect().y() + para->rect().height() - y;
+ Q3TextParagraph *p = para;
+ p->setParagId(p->prev() ? p->prev()->paragId() + 1 : 0);
+ p = p->next();
+ while (p) {
+ p->setParagId(p->prev()->paragId() + 1);
+ p->move(dy);
+ p->invalidate(0);
+ p->setEndState(-1);
+ p = p->next();
+ }
+ }
+
+ int h = para->rect().height();
+ para->format(-1, true);
+ if (h != para->rect().height())
+ invalidateNested();
+ else if (para->document() && para->document()->parent())
+ para->document()->nextDoubleBuffered = true;
+
+ fixCursorPosition();
+}
+
+void Q3TextCursor::gotoLeft()
+{
+ if (para->string()->isRightToLeft())
+ gotoNextLetter();
+ else
+ gotoPreviousLetter();
+}
+
+void Q3TextCursor::gotoPreviousLetter()
+{
+ tmpX = -1;
+
+ if (idx > 0) {
+ idx = para->string()->previousCursorPosition(idx);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ const Q3TextStringChar *tsc = para->at(idx);
+ if (tsc && tsc->isCustom() && tsc->customItem()->isNested())
+ processNesting(EnterEnd);
+#endif
+ } else if (para->prev()) {
+ para = para->prev();
+ while (!para->isVisible() && para->prev())
+ para = para->prev();
+ idx = para->length() - 1;
+ } else if (nestedDepth()) {
+ pop();
+ processNesting(Prev);
+ if (idx == -1) {
+ pop();
+ if (idx > 0) {
+ idx = para->string()->previousCursorPosition(idx);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ const Q3TextStringChar *tsc = para->at(idx);
+ if (tsc && tsc->isCustom() && tsc->customItem()->isNested())
+ processNesting(EnterEnd);
+#endif
+ } else if (para->prev()) {
+ para = para->prev();
+ idx = para->length() - 1;
+ }
+ }
+ }
+}
+
+void Q3TextCursor::push()
+{
+ indices.push(idx);
+ paras.push(para);
+ xOffsets.push(ox);
+ yOffsets.push(oy);
+}
+
+void Q3TextCursor::pop()
+{
+ if (indices.isEmpty())
+ return;
+ idx = indices.pop();
+ para = paras.pop();
+ ox = xOffsets.pop();
+ oy = yOffsets.pop();
+}
+
+void Q3TextCursor::restoreState()
+{
+ while (!indices.isEmpty())
+ pop();
+}
+
+bool Q3TextCursor::place(const QPoint &p, Q3TextParagraph *s, bool link)
+{
+ QPoint pos(p);
+ QRect r;
+ Q3TextParagraph *str = s;
+ if (pos.y() < s->rect().y()) {
+ pos.setY(s->rect().y());
+#ifdef Q_WS_MAC
+ pos.setX(s->rect().x());
+#endif
+ }
+ while (s) {
+ r = s->rect();
+ r.setWidth(document() ? document()->width() : QWIDGETSIZE_MAX);
+ if (s->isVisible())
+ str = s;
+ if (pos.y() >= r.y() && pos.y() <= r.y() + r.height())
+ break;
+ if (!s->next()) {
+#ifdef Q_WS_MAC
+ pos.setX(s->rect().x() + s->rect().width());
+#endif
+ break;
+ }
+ s = s->next();
+ }
+
+ if (!s || !str)
+ return false;
+
+ s = str;
+
+ setParagraph(s);
+ int y = s->rect().y();
+ int lines = s->lines();
+ Q3TextStringChar *chr = 0;
+ int index = 0;
+ int i = 0;
+ int cy = 0;
+ int ch = 0;
+ for (; i < lines; ++i) {
+ chr = s->lineStartOfLine(i, &index);
+ cy = s->lineY(i);
+ ch = s->lineHeight(i);
+ if (!chr)
+ return false;
+ if (pos.y() <= y + cy + ch)
+ break;
+ }
+ int nextLine;
+ if (i < lines - 1)
+ s->lineStartOfLine(i+1, &nextLine);
+ else
+ nextLine = s->length();
+ i = index;
+ int x = s->rect().x();
+ if (pos.x() < x)
+ pos.setX(x + 1);
+ int cw;
+ int curpos = s->length()-1;
+ int dist = 10000000;
+ bool inCustom = false;
+ while (i < nextLine) {
+ chr = s->at(i);
+ int cpos = x + chr->x;
+ cw = s->string()->width(i);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (chr->isCustom() && chr->customItem()->isNested()) {
+ if (pos.x() >= cpos && pos.x() <= cpos + cw &&
+ pos.y() >= y + cy && pos.y() <= y + cy + chr->height()) {
+ inCustom = true;
+ curpos = i;
+ break;
+ }
+ } else
+#endif
+ {
+ if(chr->rightToLeft)
+ cpos += cw;
+ int diff = cpos - pos.x();
+ bool dm = diff < 0 ? !chr->rightToLeft : chr->rightToLeft;
+ if ((QABS(diff) < dist || (dist == diff && dm == true)) && para->string()->validCursorPosition(i)) {
+ dist = QABS(diff);
+ if (!link || pos.x() >= x + chr->x)
+ curpos = i;
+ }
+ }
+ i++;
+ }
+ setIndex(curpos);
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (inCustom && para->document() && para->at(curpos)->isCustom() && para->at(curpos)->customItem()->isNested()) {
+ Q3TextDocument *oldDoc = para->document();
+ gotoIntoNested(pos);
+ if (oldDoc == para->document())
+ return true;
+ QPoint p(pos.x() - offsetX(), pos.y() - offsetY());
+ if (!place(p, document()->firstParagraph(), link))
+ pop();
+ }
+#endif
+ return true;
+}
+
+bool Q3TextCursor::processNesting(Operation op)
+{
+ if (!para->document())
+ return false;
+ Q3TextDocument* doc = para->document();
+ push();
+ ox = para->at(idx)->x;
+ int bl, y;
+ para->lineHeightOfChar(idx, &bl, &y);
+ oy = y + para->rect().y();
+ bool ok = false;
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ switch (op) {
+ case EnterBegin:
+ ok = para->at(idx)->customItem()->enter(this, doc, para, idx, ox, oy);
+ break;
+ case EnterEnd:
+ ok = para->at(idx)->customItem()->enter(this, doc, para, idx, ox, oy, true);
+ break;
+ case Next:
+ ok = para->at(idx)->customItem()->next(this, doc, para, idx, ox, oy);
+ break;
+ case Prev:
+ ok = para->at(idx)->customItem()->prev(this, doc, para, idx, ox, oy);
+ break;
+ case Down:
+ ok = para->at(idx)->customItem()->down(this, doc, para, idx, ox, oy);
+ break;
+ case Up:
+ ok = para->at(idx)->customItem()->up(this, doc, para, idx, ox, oy);
+ break;
+ }
+ if (!ok)
+#endif
+ pop();
+ return ok;
+}
+
+void Q3TextCursor::gotoRight()
+{
+ if (para->string()->isRightToLeft())
+ gotoPreviousLetter();
+ else
+ gotoNextLetter();
+}
+
+void Q3TextCursor::gotoNextLetter()
+{
+ tmpX = -1;
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ const Q3TextStringChar *tsc = para->at(idx);
+ if (tsc && tsc->isCustom() && tsc->customItem()->isNested()) {
+ if (processNesting(EnterBegin))
+ return;
+ }
+#endif
+
+ if (idx < para->length() - 1) {
+ idx = para->string()->nextCursorPosition(idx);
+ } else if (para->next()) {
+ para = para->next();
+ while (!para->isVisible() && para->next())
+ para = para->next();
+ idx = 0;
+ } else if (nestedDepth()) {
+ pop();
+ processNesting(Next);
+ if (idx == -1) {
+ pop();
+ if (idx < para->length() - 1) {
+ idx = para->string()->nextCursorPosition(idx);
+ } else if (para->next()) {
+ para = para->next();
+ idx = 0;
+ }
+ }
+ }
+}
+
+void Q3TextCursor::gotoUp()
+{
+ int indexOfLineStart;
+ int line;
+ Q3TextStringChar *c = para->lineStartOfChar(idx, &indexOfLineStart, &line);
+ if (!c)
+ return;
+
+ if (tmpX < 0)
+ tmpX = x();
+
+ if (indexOfLineStart == 0) {
+ if (!para->prev()) {
+ if (!nestedDepth())
+ return;
+ pop();
+ processNesting(Up);
+ if (idx == -1) {
+ pop();
+ if (!para->prev())
+ return;
+ idx = tmpX = 0;
+ } else {
+ tmpX = -1;
+ return;
+ }
+ }
+ Q3TextParagraph *p = para->prev();
+ while (p && !p->isVisible())
+ p = p->prev();
+ if (p)
+ para = p;
+ int lastLine = para->lines() - 1;
+ if (!para->lineStartOfLine(lastLine, &indexOfLineStart))
+ return;
+ idx = indexOfLineStart;
+ while (idx < para->length()-1 && para->at(idx)->x < tmpX)
+ ++idx;
+ if (idx > indexOfLineStart &&
+ para->at(idx)->x - tmpX > tmpX - para->at(idx-1)->x)
+ --idx;
+ } else {
+ --line;
+ int oldIndexOfLineStart = indexOfLineStart;
+ if (!para->lineStartOfLine(line, &indexOfLineStart))
+ return;
+ idx = indexOfLineStart;
+ while (idx < oldIndexOfLineStart-1 && para->at(idx)->x < tmpX)
+ ++idx;
+ if (idx > indexOfLineStart &&
+ para->at(idx)->x - tmpX > tmpX - para->at(idx-1)->x)
+ --idx;
+ }
+ fixCursorPosition();
+}
+
+void Q3TextCursor::gotoDown()
+{
+ int indexOfLineStart;
+ int line;
+ Q3TextStringChar *c = para->lineStartOfChar(idx, &indexOfLineStart, &line);
+ if (!c)
+ return;
+
+ if (tmpX < 0)
+ tmpX = x();
+
+ if (line == para->lines() - 1) {
+ if (!para->next()) {
+ if (!nestedDepth())
+ return;
+ pop();
+ processNesting(Down);
+ if (idx == -1) {
+ pop();
+ if (!para->next())
+ return;
+ idx = tmpX = 0;
+ } else {
+ tmpX = -1;
+ return;
+ }
+ }
+ Q3TextParagraph *s = para->next();
+ while (s && !s->isVisible())
+ s = s->next();
+ if (s)
+ para = s;
+ if (!para->lineStartOfLine(0, &indexOfLineStart))
+ return;
+ int end;
+ if (para->lines() == 1)
+ end = para->length();
+ else
+ para->lineStartOfLine(1, &end);
+
+ idx = indexOfLineStart;
+ while (idx < end-1 && para->at(idx)->x < tmpX)
+ ++idx;
+ if (idx > indexOfLineStart &&
+ para->at(idx)->x - tmpX > tmpX - para->at(idx-1)->x)
+ --idx;
+ } else {
+ ++line;
+ int end;
+ if (line == para->lines() - 1)
+ end = para->length();
+ else
+ para->lineStartOfLine(line + 1, &end);
+ if (!para->lineStartOfLine(line, &indexOfLineStart))
+ return;
+ idx = indexOfLineStart;
+ while (idx < end-1 && para->at(idx)->x < tmpX)
+ ++idx;
+ if (idx > indexOfLineStart &&
+ para->at(idx)->x - tmpX > tmpX - para->at(idx-1)->x)
+ --idx;
+ }
+ fixCursorPosition();
+}
+
+void Q3TextCursor::gotoLineEnd()
+{
+ tmpX = -1;
+ int indexOfLineStart;
+ int line;
+ Q3TextStringChar *c = para->lineStartOfChar(idx, &indexOfLineStart, &line);
+ if (!c)
+ return;
+
+ if (line == para->lines() - 1) {
+ idx = para->length() - 1;
+ } else {
+ c = para->lineStartOfLine(++line, &indexOfLineStart);
+ indexOfLineStart--;
+ idx = indexOfLineStart;
+ }
+}
+
+void Q3TextCursor::gotoLineStart()
+{
+ tmpX = -1;
+ int indexOfLineStart;
+ int line;
+ Q3TextStringChar *c = para->lineStartOfChar(idx, &indexOfLineStart, &line);
+ if (!c)
+ return;
+
+ idx = indexOfLineStart;
+}
+
+void Q3TextCursor::gotoHome()
+{
+ if (topParagraph()->document())
+ gotoPosition(topParagraph()->document()->firstParagraph());
+ else
+ gotoLineStart();
+}
+
+void Q3TextCursor::gotoEnd()
+{
+ if (topParagraph()->document() && topParagraph()->document()->lastParagraph()->isValid())
+ gotoPosition(topParagraph()->document()->lastParagraph(),
+ topParagraph()->document()->lastParagraph()->length() - 1);
+ else
+ gotoLineEnd();
+}
+
+void Q3TextCursor::gotoPageUp(int visibleHeight)
+{
+ int targetY = globalY() - visibleHeight;
+ Q3TextParagraph* old; int index;
+ do {
+ old = para; index = idx;
+ gotoUp();
+ } while ((old != para || index != idx) && globalY() > targetY);
+}
+
+void Q3TextCursor::gotoPageDown(int visibleHeight)
+{
+ int targetY = globalY() + visibleHeight;
+ Q3TextParagraph* old; int index;
+ do {
+ old = para; index = idx;
+ gotoDown();
+ } while ((old != para || index != idx) && globalY() < targetY);
+}
+
+void Q3TextCursor::gotoWordRight()
+{
+ if (para->string()->isRightToLeft())
+ gotoPreviousWord();
+ else
+ gotoNextWord();
+}
+
+void Q3TextCursor::gotoWordLeft()
+{
+ if (para->string()->isRightToLeft())
+ gotoNextWord();
+ else
+ gotoPreviousWord();
+}
+
+static bool is_seperator(const QChar &c, bool onlySpace)
+{
+ if (onlySpace)
+ return c.isSpace();
+ return c.isSpace() ||
+ c == QLatin1Char('\t') ||
+ c == QLatin1Char('.') ||
+ c == QLatin1Char(',') ||
+ c == QLatin1Char(':') ||
+ c == QLatin1Char(';') ||
+ c == QLatin1Char('-') ||
+ c == QLatin1Char('<') ||
+ c == QLatin1Char('>') ||
+ c == QLatin1Char('[') ||
+ c == QLatin1Char(']') ||
+ c == QLatin1Char('(') ||
+ c == QLatin1Char(')') ||
+ c == QLatin1Char('{') ||
+ c == QLatin1Char('}');
+}
+
+void Q3TextCursor::gotoPreviousWord(bool onlySpace)
+{
+ gotoPreviousLetter();
+ tmpX = -1;
+ Q3TextString *s = para->string();
+ bool allowSame = false;
+ if (idx == ((int)s->length()-1))
+ return;
+ for (int i = idx; i >= 0; --i) {
+ if (is_seperator(s->at(i).c, onlySpace)) {
+ if (!allowSame)
+ continue;
+ idx = i + 1;
+ return;
+ }
+ if (!allowSame && !is_seperator(s->at(i).c, onlySpace))
+ allowSame = true;
+ }
+ idx = 0;
+}
+
+void Q3TextCursor::gotoNextWord(bool onlySpace)
+{
+ tmpX = -1;
+ Q3TextString *s = para->string();
+ bool allowSame = false;
+ for (int i = idx; i < (int)s->length(); ++i) {
+ if (!is_seperator(s->at(i).c, onlySpace)) {
+ if (!allowSame)
+ continue;
+ idx = i;
+ return;
+ }
+ if (!allowSame && is_seperator(s->at(i).c, onlySpace))
+ allowSame = true;
+
+ }
+
+ if (idx < ((int)s->length()-1)) {
+ gotoLineEnd();
+ } else if (para->next()) {
+ Q3TextParagraph *p = para->next();
+ while (p && !p->isVisible())
+ p = p->next();
+ if (s) {
+ para = p;
+ idx = 0;
+ }
+ } else {
+ gotoLineEnd();
+ }
+}
+
+bool Q3TextCursor::atParagStart()
+{
+ return idx == 0;
+}
+
+bool Q3TextCursor::atParagEnd()
+{
+ return idx == para->length() - 1;
+}
+
+void Q3TextCursor::splitAndInsertEmptyParagraph(bool ind, bool updateIds)
+{
+ if (!para->document())
+ return;
+ tmpX = -1;
+ Q3TextFormat *f = 0;
+ if (para->document()->useFormatCollection()) {
+ f = para->at(idx)->format();
+ if (idx == para->length() - 1 && idx > 0)
+ f = para->at(idx - 1)->format();
+ if (f->isMisspelled()) {
+ f->removeRef();
+ f = para->document()->formatCollection()->format(f->font(), f->color());
+ }
+ }
+
+ if (atParagEnd()) {
+ Q3TextParagraph *n = para->next();
+ Q3TextParagraph *s = para->document()->createParagraph(para->document(), para, n, updateIds);
+ if (f)
+ s->setFormat(0, 1, f, true);
+ s->copyParagData(para);
+ if (ind) {
+ int oi, ni;
+ s->indent(&oi, &ni);
+ para = s;
+ idx = ni;
+ } else {
+ para = s;
+ idx = 0;
+ }
+ } else if (atParagStart()) {
+ Q3TextParagraph *p = para->prev();
+ Q3TextParagraph *s = para->document()->createParagraph(para->document(), p, para, updateIds);
+ if (f)
+ s->setFormat(0, 1, f, true);
+ s->copyParagData(para);
+ if (ind) {
+ s->indent();
+ s->format();
+ indent();
+ para->format();
+ }
+ } else {
+ QString str = para->string()->toString().mid(idx, 0xFFFFFF);
+ Q3TextParagraph *n = para->next();
+ Q3TextParagraph *s = para->document()->createParagraph(para->document(), para, n, updateIds);
+ s->copyParagData(para);
+ s->remove(0, 1);
+ s->append(str, true);
+ for (int i = 0; i < str.length(); ++i) {
+ Q3TextStringChar* tsc = para->at(idx + i);
+ s->setFormat(i, 1, tsc->format(), true);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (tsc->isCustom()) {
+ Q3TextCustomItem * item = tsc->customItem();
+ s->at(i)->setCustomItem(item);
+ tsc->loseCustomItem();
+ }
+#endif
+ if (tsc->isAnchor())
+ s->at(i)->setAnchor(tsc->anchorName(),
+ tsc->anchorHref());
+ }
+ para->truncate(idx);
+ if (ind) {
+ int oi, ni;
+ s->indent(&oi, &ni);
+ para = s;
+ idx = ni;
+ } else {
+ para = s;
+ idx = 0;
+ }
+ }
+
+ invalidateNested();
+}
+
+bool Q3TextCursor::remove()
+{
+ tmpX = -1;
+ if (!atParagEnd()) {
+ int next = para->string()->nextCursorPosition(idx);
+ para->remove(idx, next-idx);
+ int h = para->rect().height();
+ para->format(-1, true);
+ if (h != para->rect().height())
+ invalidateNested();
+ else if (para->document() && para->document()->parent())
+ para->document()->nextDoubleBuffered = true;
+ return false;
+ } else if (para->next()) {
+ para->join(para->next());
+ invalidateNested();
+ return true;
+ }
+ return false;
+}
+
+/* needed to implement backspace the correct way */
+bool Q3TextCursor::removePreviousChar()
+{
+ tmpX = -1;
+ if (!atParagStart()) {
+ para->remove(idx-1, 1);
+ int h = para->rect().height();
+ idx--;
+ // shouldn't be needed, just to make sure.
+ fixCursorPosition();
+ para->format(-1, true);
+ if (h != para->rect().height())
+ invalidateNested();
+ else if (para->document() && para->document()->parent())
+ para->document()->nextDoubleBuffered = true;
+ return false;
+ } else if (para->prev()) {
+ para = para->prev();
+ para->join(para->next());
+ invalidateNested();
+ return true;
+ }
+ return false;
+}
+
+void Q3TextCursor::indent()
+{
+ int oi = 0, ni = 0;
+ para->indent(&oi, &ni);
+ if (oi == ni)
+ return;
+
+ if (idx >= oi)
+ idx += ni - oi;
+ else
+ idx = ni;
+}
+
+void Q3TextCursor::fixCursorPosition()
+{
+ // searches for the closest valid cursor position
+ if (para->string()->validCursorPosition(idx))
+ return;
+
+ int lineIdx;
+ Q3TextStringChar *start = para->lineStartOfChar(idx, &lineIdx, 0);
+ int x = para->string()->at(idx).x;
+ int diff = QABS(start->x - x);
+ int best = lineIdx;
+
+ Q3TextStringChar *c = start;
+ ++c;
+
+ Q3TextStringChar *end = &para->string()->at(para->length()-1);
+ while (c <= end && !c->lineStart) {
+ int xp = c->x;
+ if (c->rightToLeft)
+ xp += para->string()->width(lineIdx + (c-start));
+ int ndiff = QABS(xp - x);
+ if (ndiff < diff && para->string()->validCursorPosition(lineIdx + (c-start))) {
+ diff = ndiff;
+ best = lineIdx + (c-start);
+ }
+ ++c;
+ }
+ idx = best;
+}
+
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextDocument::Q3TextDocument(Q3TextDocument *p)
+ : par(p), parentPar(0)
+#ifndef QT_NO_TEXTCUSTOMITEM
+ , tc(0)
+#endif
+ , tArray(0), tStopWidth(0)
+{
+ fCollection = par ? par->fCollection : new Q3TextFormatCollection;
+ init();
+}
+
+void Q3TextDocument::init()
+{
+ oTextValid = true;
+ mightHaveCustomItems = false;
+ if (par)
+ par->insertChild(this);
+ pProcessor = 0;
+ useFC = true;
+ pFormatter = 0;
+ indenter = 0;
+ fParag = 0;
+ txtFormat = Qt::AutoText;
+ preferRichText = false;
+ pages = false;
+ focusIndicator.parag = 0;
+ minw = 0;
+ wused = 0;
+ minwParag = curParag = 0;
+ align = Qt::AlignAuto;
+ nSelections = 1;
+
+ setStyleSheet(Q3StyleSheet::defaultSheet());
+#ifndef QT_NO_MIME
+ factory_ = Q3MimeSourceFactory::defaultFactory();
+#endif
+ contxt.clear();
+
+ underlLinks = par ? par->underlLinks : true;
+ backBrush = 0;
+ buf_pixmap = 0;
+ nextDoubleBuffered = false;
+
+ if (par)
+ withoutDoubleBuffer = par->withoutDoubleBuffer;
+ else
+ withoutDoubleBuffer = false;
+
+ lParag = fParag = createParagraph(this, 0, 0);
+
+ cx = 0;
+ cy = 2;
+ if (par)
+ cx = cy = 0;
+ cw = 600;
+ vw = 0;
+ flow_ = new Q3TextFlow;
+ flow_->setWidth(cw);
+
+ leftmargin = rightmargin = 4;
+ scaleFontsFactor = 1;
+
+ commandHistory = new Q3TextCommandHistory(100);
+ tStopWidth = formatCollection()->defaultFormat()->width(QLatin1Char('x')) * 8;
+}
+
+Q3TextDocument::~Q3TextDocument()
+{
+ delete commandHistory;
+ if (par)
+ par->removeChild(this);
+ clear();
+ delete flow_;
+ if (!par) {
+ delete pFormatter;
+ delete fCollection;
+ }
+ delete pProcessor;
+ delete buf_pixmap;
+ delete indenter;
+ delete backBrush;
+ delete [] tArray;
+}
+
+void Q3TextDocument::clear(bool createEmptyParag)
+{
+ while (fParag) {
+ Q3TextParagraph *p = fParag->next();
+ delete fParag;
+ fParag = p;
+ }
+ if (flow_)
+ flow_->clear();
+ fParag = lParag = 0;
+ if (createEmptyParag)
+ fParag = lParag = createParagraph(this);
+ selections.clear();
+ oText.clear();
+ oTextValid = false;
+}
+
+int Q3TextDocument::widthUsed() const
+{
+ return wused + 2*border_tolerance;
+}
+
+int Q3TextDocument::height() const
+{
+ int h = 0;
+ if (lParag)
+ h = lParag->rect().top() + lParag->rect().height() + 1;
+ int fh = flow_->boundingRect().bottom();
+ return qMax(h, fh);
+}
+
+
+
+Q3TextParagraph *Q3TextDocument::createParagraph(Q3TextDocument *dc, Q3TextParagraph *pr, Q3TextParagraph *nx, bool updateIds)
+{
+ return new Q3TextParagraph(dc, pr, nx, updateIds);
+}
+
+bool Q3TextDocument::setMinimumWidth(int needed, int used, Q3TextParagraph *p)
+{
+ if (needed == -1) {
+ minw = 0;
+ wused = 0;
+ p = 0;
+ }
+ if (p == minwParag) {
+ if (minw > needed) {
+ Q3TextParagraph *tp = fParag;
+ while (tp) {
+ if (tp != p && tp->minwidth > needed) {
+ needed = tp->minwidth;
+ minwParag = tp;
+ }
+ tp = tp->n;
+ }
+ }
+ minw = needed;
+ emit minimumWidthChanged(minw);
+ } else if (needed > minw) {
+ minw = needed;
+ minwParag = p;
+ emit minimumWidthChanged(minw);
+ }
+ wused = qMax(wused, used);
+ wused = qMax(wused, minw);
+ cw = qMax(minw, cw);
+ return true;
+}
+
+void Q3TextDocument::setPlainText(const QString &text)
+{
+ preferRichText = false;
+ clear();
+ oTextValid = true;
+ oText = text;
+
+ int lastNl = 0;
+ int nl = text.indexOf(QLatin1Char('\n'));
+ if (nl == -1) {
+ lParag = createParagraph(this, lParag, 0);
+ if (!fParag)
+ fParag = lParag;
+ QString s = text;
+ if (!s.isEmpty()) {
+ if (s[(int)s.length() - 1] == QLatin1Char('\r'))
+ s.remove(s.length() - 1, 1);
+ lParag->append(s);
+ }
+ } else {
+ for (;;) {
+ lParag = createParagraph(this, lParag, 0);
+ if (!fParag)
+ fParag = lParag;
+ int l = nl - lastNl;
+ if (l > 0) {
+ if (text.unicode()[nl-1] == QLatin1Char('\r'))
+ l--;
+ QString cs = QString::fromRawData(text.unicode()+lastNl, l);
+ lParag->append(cs);
+ }
+ if (nl == (int)text.length())
+ break;
+ lastNl = nl + 1;
+ nl = text.indexOf(QLatin1Char('\n'), nl + 1);
+ if (nl == -1)
+ nl = text.length();
+ }
+ }
+ if (!lParag)
+ lParag = fParag = createParagraph(this, 0, 0);
+}
+
+struct Q3TextDocumentTag {
+ Q3TextDocumentTag(){}
+ Q3TextDocumentTag(const QString&n, const Q3StyleSheetItem* s, const Q3TextFormat& f)
+ :name(n),style(s), format(f), alignment(Qt::AlignAuto), direction(QChar::DirON),liststyle(Q3StyleSheetItem::ListDisc) {
+ wsm = Q3StyleSheetItem::WhiteSpaceNormal;
+ }
+ QString name;
+ const Q3StyleSheetItem* style;
+ QString anchorHref;
+ Q3StyleSheetItem::WhiteSpaceMode wsm;
+ Q3TextFormat format;
+ signed int alignment : 16;
+ signed int direction : 5;
+ Q3StyleSheetItem::ListStyle liststyle;
+
+ Q3TextDocumentTag( const Q3TextDocumentTag& t) {
+ name = t.name;
+ style = t.style;
+ anchorHref = t.anchorHref;
+ wsm = t.wsm;
+ format = t.format;
+ alignment = t.alignment;
+ direction = t.direction;
+ liststyle = t.liststyle;
+ }
+ Q3TextDocumentTag& operator=(const Q3TextDocumentTag& t) {
+ name = t.name;
+ style = t.style;
+ anchorHref = t.anchorHref;
+ wsm = t.wsm;
+ format = t.format;
+ alignment = t.alignment;
+ direction = t.direction;
+ liststyle = t.liststyle;
+ return *this;
+ }
+
+ Q_DUMMY_COMPARISON_OPERATOR(Q3TextDocumentTag)
+};
+
+
+#define NEWPAR \
+ do{ \
+ if (!hasNewPar) { \
+ if (!textEditMode && curpar && curpar->length()>1 \
+ && curpar->at(curpar->length()-2)->c == QChar::LineSeparator) \
+ curpar->remove(curpar->length()-2, 1); \
+ curpar = createParagraph(this, curpar, curpar->next()); \
+ styles.append(vec); \
+ vec = 0; \
+ } \
+ hasNewPar = true; \
+ curpar->rtext = true; \
+ curpar->align = curtag.alignment; \
+ curpar->lstyle = curtag.liststyle; \
+ curpar->litem = (curtag.style->displayMode() == Q3StyleSheetItem::DisplayListItem); \
+ curpar->str->setDirection((QChar::Direction)curtag.direction); \
+ space = true; \
+ tabExpansionColumn = 0; \
+ delete vec; \
+ vec = new QVector<Q3StyleSheetItem *>(); \
+ for (QStack<Q3TextDocumentTag>::Iterator it = tags.begin(); it != tags.end(); ++it) \
+ vec->append(const_cast<Q3StyleSheetItem *>((*it).style)); \
+ vec->append(const_cast<Q3StyleSheetItem *>(curtag.style)); \
+ } while(false);
+
+
+void Q3TextDocument::setRichText(const QString &text, const QString &context, const Q3TextFormat *initialFormat)
+{
+ preferRichText = true;
+ if (!context.isEmpty())
+ setContext(context);
+ clear();
+ fParag = lParag = createParagraph(this);
+ oTextValid = true;
+ oText = text;
+ setRichTextInternal(text, 0, initialFormat);
+ fParag->rtext = true;
+}
+
+void Q3TextDocument::setRichTextInternal(const QString &text, Q3TextCursor* cursor, const Q3TextFormat *initialFormat)
+{
+ Q3TextParagraph* curpar = lParag;
+ int pos = 0;
+ QStack<Q3TextDocumentTag> tags;
+ if (!initialFormat)
+ initialFormat = formatCollection()->defaultFormat();
+ Q3TextDocumentTag initag(QLatin1String(""), sheet_->item(QLatin1String("")), *initialFormat);
+ if (bodyText.isValid())
+ initag.format.setColor(bodyText);
+ Q3TextDocumentTag curtag = initag;
+ bool space = true;
+ bool canMergeLi = false;
+
+ bool textEditMode = false;
+ int tabExpansionColumn = 0;
+
+ const QChar* doc = text.unicode();
+ int length = text.length();
+ bool hasNewPar = curpar->length() <= 1;
+ QString anchorName;
+
+ // style sheet handling for margin and line spacing calculation below
+ Q3TextParagraph* stylesPar = curpar;
+ QVector<Q3StyleSheetItem *>* vec = 0;
+ QList< QVector<Q3StyleSheetItem *> *> styles;
+
+ if (cursor) {
+ cursor->splitAndInsertEmptyParagraph();
+ Q3TextCursor tmp = *cursor;
+ tmp.gotoPreviousLetter();
+ stylesPar = curpar = tmp.paragraph();
+ hasNewPar = true;
+ textEditMode = true;
+ } else {
+ NEWPAR;
+ }
+
+ // set rtext spacing to false for the initial paragraph.
+ curpar->rtext = false;
+
+ QString wellKnownTags = QLatin1String("br hr wsp table qt body meta title");
+
+ while (pos < length) {
+ if (hasPrefix(doc, length, pos, QLatin1Char('<'))){
+ if (!hasPrefix(doc, length, pos+1, QLatin1Char('/'))) {
+ // open tag
+ QMap<QString, QString> attr;
+ QMap<QString, QString>::Iterator it, end = attr.end();
+ bool emptyTag = false;
+ QString tagname = parseOpenTag(doc, length, pos, attr, emptyTag);
+ if (tagname.isEmpty())
+ continue; // nothing we could do with this, probably parse error
+
+ const Q3StyleSheetItem* nstyle = sheet_->item(tagname);
+
+ if (nstyle) {
+ // we might have to close some 'forgotten' tags
+ while (!nstyle->allowedInContext(curtag.style)) {
+ QString msg;
+ msg.sprintf("QText Warning: Document not valid ('%s' not allowed in '%s' #%d)",
+ tagname.ascii(), curtag.style->name().ascii(), pos);
+ sheet_->error(msg);
+ if (tags.isEmpty())
+ break;
+ curtag = tags.pop();
+ }
+
+ /* special handling for p and li for HTML
+ compatibility. We do not want to embed blocks in
+ p, and we do not want new blocks inside non-empty
+ lis. Plus we want to merge empty lis sometimes. */
+ if(nstyle->displayMode() == Q3StyleSheetItem::DisplayListItem) {
+ canMergeLi = true;
+ } else if (nstyle->displayMode() == Q3StyleSheetItem::DisplayBlock) {
+ while (curtag.style->name() == QLatin1String("p")) {
+ if (tags.isEmpty())
+ break;
+ curtag = tags.pop();
+ }
+
+ if (curtag.style->displayMode() == Q3StyleSheetItem::DisplayListItem) {
+ // we are in a li and a new block comes along
+ if (nstyle->name() == QLatin1String("ul") || nstyle->name() == QLatin1String("ol"))
+ hasNewPar = false; // we want an empty li (like most browsers)
+ if (!hasNewPar) {
+ /* do not add new blocks inside
+ non-empty lis */
+ while (curtag.style->displayMode() == Q3StyleSheetItem::DisplayListItem) {
+ if (tags.isEmpty())
+ break;
+ curtag = tags.pop();
+ }
+ } else if (canMergeLi) {
+ /* we have an empty li and a block
+ comes along, merge them */
+ nstyle = curtag.style;
+ }
+ canMergeLi = false;
+ }
+ }
+ }
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ Q3TextCustomItem* custom = 0;
+#else
+ bool custom = false;
+#endif
+
+ // some well-known tags, some have a nstyle, some not
+ if (wellKnownTags.contains(tagname)) {
+ if (tagname == QLatin1String("br")) {
+ emptyTag = space = true;
+ int index = qMax(curpar->length(),1) - 1;
+ Q3TextFormat format = curtag.format.makeTextFormat(nstyle, attr, scaleFontsFactor);
+ curpar->append(QString(QChar(QChar::LineSeparator)));
+ curpar->setFormat(index, 1, &format);
+ hasNewPar = false;
+ } else if (tagname == QLatin1String("hr")) {
+ emptyTag = space = true;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ custom = tag(sheet_, tagname, attr, contxt, *factory_ , emptyTag, this);
+#endif
+ } else if (tagname == QLatin1String("table")) {
+ emptyTag = space = true;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ Q3TextFormat format = curtag.format.makeTextFormat( nstyle, attr, scaleFontsFactor);
+ curpar->setAlignment(curtag.alignment);
+ custom = parseTable(attr, format, doc, length, pos, curpar);
+#endif
+ } else if (tagname == QLatin1String("qt") || tagname == QLatin1String("body")) {
+ it = attr.find(QLatin1String("bgcolor"));
+ if (it != end) {
+ QBrush *b = new QBrush(QColor(*it));
+ setPaper(b);
+ }
+ it = attr.find(QLatin1String("background"));
+ if (it != end) {
+#ifndef QT_NO_MIME
+ QImage img;
+ QString bg = *it;
+ const QMimeSource* m = factory_->data(bg, contxt);
+ if (!m) {
+ qCritical("QRichText: no mimesource for %s",
+ QFile::encodeName(bg).data());
+ } else {
+ if (!Q3ImageDrag::decode(m, img)) {
+ qCritical("Q3TextImage: cannot decode %s",
+ QFile::encodeName(bg).data());
+ }
+ }
+ if (!img.isNull()) {
+ QBrush *b = new QBrush(QColor(), QPixmap(img));
+ setPaper(b);
+ }
+#endif
+ }
+ it = attr.find(QLatin1String("text"));
+ if (it != end) {
+ QColor c(*it);
+ initag.format.setColor(c);
+ curtag.format.setColor(c);
+ bodyText = c;
+ }
+ it = attr.find(QLatin1String("link"));
+ if (it != end)
+ linkColor = QColor(*it);
+ it = attr.find(QLatin1String("title"));
+ if (it != end)
+ attribs.insert(QLatin1String("title"), *it);
+
+ if (textEditMode) {
+ it = attr.find(QLatin1String("style"));
+ if (it != end) {
+ QString a = *it;
+ int count = a.count(QLatin1Char(';')) + 1;
+ for (int s = 0; s < count; s++) {
+ QString style = a.section(QLatin1Char(';'), s, s);
+ if (style.startsWith(QLatin1String("font-size:")) && style.endsWith(QLatin1String("pt"))) {
+ scaleFontsFactor = double(formatCollection()->defaultFormat()->fn.pointSize()) /
+ style.mid(10, style.length() - 12).toInt();
+ }
+ }
+ }
+ nstyle = 0; // ignore body in textEditMode
+ }
+ // end qt- and body-tag handling
+ } else if (tagname == QLatin1String("meta")) {
+ if (attr[QLatin1String("name")] == QLatin1String("qrichtext") && attr[QLatin1String("content")] == QLatin1String("1"))
+ textEditMode = true;
+ } else if (tagname == QLatin1String("title")) {
+ QString title;
+ while (pos < length) {
+ if (hasPrefix(doc, length, pos, QLatin1Char('<')) && hasPrefix(doc, length, pos+1, QLatin1Char('/')) &&
+ parseCloseTag(doc, length, pos) == QLatin1String("title"))
+ break;
+ title += doc[pos];
+ ++pos;
+ }
+ attribs.insert(QLatin1String("title"), title);
+ }
+ } // end of well-known tag handling
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!custom) // try generic custom item
+ custom = tag(sheet_, tagname, attr, contxt, *factory_ , emptyTag, this);
+#endif
+ if (!nstyle && !custom) // we have no clue what this tag could be, ignore it
+ continue;
+
+ if (custom) {
+#ifndef QT_NO_TEXTCUSTOMITEM
+ int index = qMax(curpar->length(),1) - 1;
+ Q3TextFormat format = curtag.format.makeTextFormat(nstyle, attr, scaleFontsFactor);
+ curpar->append(QString(QLatin1Char('*')));
+ Q3TextFormat* f = formatCollection()->format(&format);
+ curpar->setFormat(index, 1, f);
+ curpar->at(index)->setCustomItem(custom);
+ if (!curtag.anchorHref.isEmpty())
+ curpar->at(index)->setAnchor(QString(), curtag.anchorHref);
+ if (!anchorName.isEmpty() ) {
+ curpar->at(index)->setAnchor(anchorName, curpar->at(index)->anchorHref());
+ anchorName.clear();
+ }
+ registerCustomItem(custom, curpar);
+ hasNewPar = false;
+#endif
+ } else if (!emptyTag) {
+ /* if we do nesting, push curtag on the stack,
+ otherwise reinint curag. */
+ if (curtag.style->name() != tagname || nstyle->selfNesting()) {
+ tags.push(curtag);
+ } else {
+ if (!tags.isEmpty())
+ curtag = tags.top();
+ else
+ curtag = initag;
+ }
+
+ curtag.name = tagname;
+ curtag.style = nstyle;
+ curtag.name = tagname;
+ curtag.style = nstyle;
+ if (nstyle->whiteSpaceMode() != Q3StyleSheetItem::WhiteSpaceModeUndefined)
+ curtag.wsm = nstyle->whiteSpaceMode();
+
+ /* netscape compatibility: eat a newline and only a newline if a pre block starts */
+ if (curtag.wsm == Q3StyleSheetItem::WhiteSpacePre &&
+ nstyle->displayMode() == Q3StyleSheetItem::DisplayBlock)
+ eat(doc, length, pos, QLatin1Char('\n'));
+
+ /* ignore whitespace for inline elements if there
+ was already one*/
+ if (!textEditMode &&
+ (curtag.wsm == Q3StyleSheetItem::WhiteSpaceNormal
+ || curtag.wsm == Q3StyleSheetItem::WhiteSpaceNoWrap)
+ && (space || nstyle->displayMode() != Q3StyleSheetItem::DisplayInline))
+ eatSpace(doc, length, pos);
+
+ curtag.format = curtag.format.makeTextFormat(nstyle, attr, scaleFontsFactor);
+ if (nstyle->isAnchor()) {
+ if (!anchorName.isEmpty())
+ anchorName += QLatin1Char('#') + attr[QLatin1String("name")];
+ else
+ anchorName = attr[QLatin1String("name")];
+ curtag.anchorHref = attr[QLatin1String("href")];
+ }
+
+ if (nstyle->alignment() != Q3StyleSheetItem::Undefined)
+ curtag.alignment = nstyle->alignment();
+
+ if (nstyle->listStyle() != Q3StyleSheetItem::ListStyleUndefined)
+ curtag.liststyle = nstyle->listStyle();
+
+ if (nstyle->displayMode() == Q3StyleSheetItem::DisplayBlock
+ || nstyle->displayMode() == Q3StyleSheetItem::DisplayListItem) {
+
+ if (nstyle->name() == QLatin1String("ol") ||
+ nstyle->name() == QLatin1String("ul") ||
+ nstyle->name() == QLatin1String("li")) {
+ QString type = attr[QLatin1String("type")];
+ if (!type.isEmpty()) {
+ if (type == QLatin1String("1")) {
+ curtag.liststyle = Q3StyleSheetItem::ListDecimal;
+ } else if (type == QLatin1String("a")) {
+ curtag.liststyle = Q3StyleSheetItem::ListLowerAlpha;
+ } else if (type == QLatin1String("A")) {
+ curtag.liststyle = Q3StyleSheetItem::ListUpperAlpha;
+ } else {
+ type = type.toLower();
+ if (type == QLatin1String("square"))
+ curtag.liststyle = Q3StyleSheetItem::ListSquare;
+ else if (type == QLatin1String("disc"))
+ curtag.liststyle = Q3StyleSheetItem::ListDisc;
+ else if (type == QLatin1String("circle"))
+ curtag.liststyle = Q3StyleSheetItem::ListCircle;
+ }
+ }
+ }
+
+
+ /* Internally we treat ordered and bullet
+ lists the same for margin calculations. In
+ order to have fast pointer compares in the
+ xMargin() functions we restrict ourselves to
+ <ol>. Once we calculate the margins in the
+ parser rathern than later, the unelegance of
+ this approach goes awy
+ */
+ if (nstyle->name() == QLatin1String("ul"))
+ curtag.style = sheet_->item(QLatin1String("ol"));
+
+ it = attr.find(QLatin1String("align"));
+ if (it != end) {
+ QString align = (*it).toLower();
+ if (align == QLatin1String("center"))
+ curtag.alignment = Qt::AlignCenter;
+ else if (align == QLatin1String("right"))
+ curtag.alignment = Qt::AlignRight;
+ else if (align == QLatin1String("justify"))
+ curtag.alignment = Qt::AlignJustify;
+ }
+ it = attr.find(QLatin1String("dir"));
+ if (it != end) {
+ QString dir = (*it).toLower();
+ if (dir == QLatin1String("rtl"))
+ curtag.direction = QChar::DirR;
+ else if (dir == QLatin1String("ltr"))
+ curtag.direction = QChar::DirL;
+ }
+
+ NEWPAR;
+
+ if (curtag.style && curtag.style->displayMode() == Q3StyleSheetItem::DisplayListItem) {
+ it = attr.find(QLatin1String("value"));
+ if (it != end)
+ curpar->setListValue((*it).toInt());
+ }
+
+ it = attr.find(QLatin1String("style"));
+ if (it != end) {
+ QString a = *it;
+ bool ok = true;
+ int count = a.count(QLatin1Char(';'))+1;
+ for (int s = 0; ok && s < count; s++) {
+ QString style = a.section(QLatin1Char(';'), s, s);
+ if (style.startsWith(QLatin1String("margin-top:")) && style.endsWith(QLatin1String("px")))
+ curpar->utm = 1+style.mid(11, style.length() - 13).toInt(&ok);
+ else if (style.startsWith(QLatin1String("margin-bottom:")) && style.endsWith(QLatin1String("px")))
+ curpar->ubm = 1+style.mid(14, style.length() - 16).toInt(&ok);
+ else if (style.startsWith(QLatin1String("margin-left:")) && style.endsWith(QLatin1String("px")))
+ curpar->ulm = 1+style.mid(12, style.length() - 14).toInt(&ok);
+ else if (style.startsWith(QLatin1String("margin-right:")) && style.endsWith(QLatin1String("px")))
+ curpar->urm = 1+style.mid(13, style.length() - 15).toInt(&ok);
+ else if (style.startsWith(QLatin1String("text-indent:")) && style.endsWith(QLatin1String("px")))
+ curpar->uflm = 1+style.mid(12, style.length() - 14).toInt(&ok);
+ }
+ if (!ok) // be pressmistic
+ curpar->utm = curpar->ubm = curpar->urm = curpar->ulm = 0;
+ }
+ } else if (nstyle->name() == QLatin1String("html")) {
+ it = attr.find(QLatin1String("dir"));
+ if (it != end) {
+ QString dir = (*it).toLower();
+ if (dir == QLatin1String("rtl"))
+ curtag.direction = QChar::DirR;
+ else if (dir == QLatin1String("ltr"))
+ curtag.direction = QChar::DirL;
+ }
+ }
+ }
+ } else {
+ QString tagname = parseCloseTag(doc, length, pos);
+ if (tagname.isEmpty())
+ continue; // nothing we could do with this, probably parse error
+ if (!sheet_->item(tagname)) // ignore unknown tags
+ continue;
+ if (tagname == QLatin1String("li"))
+ continue;
+
+ // we close a block item. Since the text may continue, we need to have a new paragraph
+ bool needNewPar = curtag.style->displayMode() == Q3StyleSheetItem::DisplayBlock
+ || curtag.style->displayMode() == Q3StyleSheetItem::DisplayListItem;
+
+
+ // html slopiness: handle unbalanched tag closing
+ while (curtag.name != tagname) {
+ QString msg;
+ msg.sprintf("QText Warning: Document not valid ('%s' not closed before '%s' #%d)",
+ curtag.name.ascii(), tagname.ascii(), pos);
+ sheet_->error(msg);
+ if (tags.isEmpty())
+ break;
+ curtag = tags.pop();
+ }
+
+
+ // close the tag
+ if (!tags.isEmpty())
+ curtag = tags.pop();
+ else
+ curtag = initag;
+
+ if (needNewPar) {
+ if (textEditMode && (tagname == QLatin1String("p") || tagname == QLatin1String("div"))) // preserve empty paragraphs
+ hasNewPar = false;
+ NEWPAR;
+ }
+ }
+ } else {
+ // normal contents
+ QString s;
+ QChar c;
+ while (pos < length && !hasPrefix(doc, length, pos, QLatin1Char('<'))){
+ if (textEditMode) {
+ // text edit mode: we handle all white space but ignore newlines
+ c = parseChar(doc, length, pos, Q3StyleSheetItem::WhiteSpacePre);
+ if (c == QChar::LineSeparator)
+ break;
+ } else {
+ int l = pos;
+ c = parseChar(doc, length, pos, curtag.wsm);
+
+ // in white space pre mode: treat any space as non breakable
+ // and expand tabs to eight character wide columns.
+ if (curtag.wsm == Q3StyleSheetItem::WhiteSpacePre) {
+ if (c == QLatin1Char('\t')) {
+ c = QLatin1Char(' ');
+ while((++tabExpansionColumn)%8)
+ s += c;
+ }
+ if (c == QChar::LineSeparator)
+ tabExpansionColumn = 0;
+ else
+ tabExpansionColumn++;
+
+ }
+ if (c == QLatin1Char(' ') || c == QChar::LineSeparator) {
+ /* avoid overlong paragraphs by forcing a new
+ paragraph after 4096 characters. This case can
+ occur when loading undiscovered plain text
+ documents in rich text mode. Instead of hanging
+ forever, we do the trick.
+ */
+ if (curtag.wsm == Q3StyleSheetItem::WhiteSpaceNormal && s.length() > 4096) do {
+ if (doc[l] == QLatin1Char('\n')) {
+ hasNewPar = false; // for a new paragraph ...
+ NEWPAR;
+ hasNewPar = false; // ... and make it non-reusable
+ c = QLatin1Char('\n'); // make sure we break below
+ break;
+ }
+ } while (++l < pos);
+ }
+ }
+
+ if (c == QLatin1Char('\n'))
+ break; // break on newlines, pre delievers a QChar::LineSeparator
+
+ bool c_isSpace = c.isSpace() && c.unicode() != 0x00a0U && !textEditMode;
+
+ if (curtag.wsm == Q3StyleSheetItem::WhiteSpaceNormal && c_isSpace && space)
+ continue;
+ if (c == QLatin1Char('\r'))
+ continue;
+ space = c_isSpace;
+ s += c;
+ }
+ if (!s.isEmpty() && curtag.style->displayMode() != Q3StyleSheetItem::DisplayNone) {
+ hasNewPar = false;
+ int index = qMax(curpar->length(),1) - 1;
+ curpar->append(s);
+ if (curtag.wsm != Q3StyleSheetItem::WhiteSpaceNormal) {
+ Q3TextString *str = curpar->string();
+ for (int i = index; i < index + s.length(); ++i)
+ str->at(i).nobreak = true;
+ }
+
+ Q3TextFormat* f = formatCollection()->format(&curtag.format);
+ curpar->setFormat(index, s.length(), f, false); // do not use collection because we have done that already
+ f->ref += s.length() -1; // that what friends are for...
+ if (!curtag.anchorHref.isEmpty()) {
+ for (int i = 0; i < int(s.length()); i++)
+ curpar->at(index + i)->setAnchor(QString(), curtag.anchorHref);
+ }
+ if (!anchorName.isEmpty() ) {
+ for (int i = 0; i < int(s.length()); i++)
+ curpar->at(index + i)->setAnchor(anchorName, curpar->at(index + i)->anchorHref());
+ anchorName.clear();
+ }
+ }
+ }
+ }
+
+ if (hasNewPar && curpar != fParag && !cursor && stylesPar != curpar) {
+ // cleanup unused last paragraphs
+ curpar = curpar->p;
+ delete curpar->n;
+ }
+
+ if (!anchorName.isEmpty() ) {
+ curpar->at(curpar->length() - 1)->setAnchor(anchorName, curpar->at(curpar->length() - 1)->anchorHref());
+ anchorName.clear();
+ }
+
+ setRichTextMarginsInternal(styles, stylesPar);
+
+ if (cursor) {
+ cursor->gotoPreviousLetter();
+ cursor->remove();
+ }
+ while (!styles.isEmpty())
+ delete styles.takeFirst();
+ delete vec;
+}
+
+void Q3TextDocument::setRichTextMarginsInternal(QList< QVector<Q3StyleSheetItem *> *>& styles, Q3TextParagraph* stylesPar)
+{
+ // margin and line spacing calculation
+ // qDebug("setRichTextMarginsInternal: styles.size() = %d", styles.size());
+ QVector<Q3StyleSheetItem *>* prevStyle = 0;
+ int stylesIndex = 0;
+ QVector<Q3StyleSheetItem *>* curStyle = styles.size() ? styles.first() : 0;
+ QVector<Q3StyleSheetItem *>* nextStyle =
+ (++stylesIndex) < styles.size() ? styles.at(stylesIndex) : 0;
+ while (stylesPar) {
+ if (!curStyle) {
+ stylesPar = stylesPar->next();
+ prevStyle = curStyle;
+ curStyle = nextStyle;
+ nextStyle = (++stylesIndex) < styles.size() ? styles.at(stylesIndex) : 0;
+ continue;
+ }
+
+ int i, mar;
+ Q3StyleSheetItem* mainStyle = curStyle->size() ? (*curStyle)[curStyle->size()-1] : 0;
+ if (mainStyle && mainStyle->displayMode() == Q3StyleSheetItem::DisplayListItem)
+ stylesPar->setListItem(true);
+ int numLists = 0;
+ for (i = 0; i < (int)curStyle->size(); ++i) {
+ if ((*curStyle)[i]->displayMode() == Q3StyleSheetItem::DisplayBlock
+ && (*curStyle)[i]->listStyle() != Q3StyleSheetItem::ListStyleUndefined)
+ numLists++;
+ }
+ stylesPar->ldepth = numLists;
+ if (stylesPar->next() && nextStyle) {
+ // also set the depth of the next paragraph, required for the margin calculation
+ numLists = 0;
+ for (i = 0; i < (int)nextStyle->size(); ++i) {
+ if ((*nextStyle)[i]->displayMode() == Q3StyleSheetItem::DisplayBlock
+ && (*nextStyle)[i]->listStyle() != Q3StyleSheetItem::ListStyleUndefined)
+ numLists++;
+ }
+ stylesPar->next()->ldepth = numLists;
+ }
+
+ // do the top margin
+ Q3StyleSheetItem* item = mainStyle;
+ int m;
+ if (stylesPar->utm > 0) {
+ m = stylesPar->utm-1;
+ stylesPar->utm = 0;
+ } else {
+ m = qMax(0, item->margin(Q3StyleSheetItem::MarginTop));
+ if (stylesPar->ldepth) {
+ if (item->displayMode() == Q3StyleSheetItem::DisplayListItem)
+ m /= stylesPar->ldepth * stylesPar->ldepth;
+ else
+ m = 0;
+ }
+ }
+ for (i = (int)curStyle->size() - 2 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ if (prevStyle && i < (int) prevStyle->size() &&
+ ( item->displayMode() == Q3StyleSheetItem::DisplayBlock &&
+ (*prevStyle)[i] == item))
+ break;
+ // emulate CSS2' standard 0 vertical margin for multiple ul or ol tags
+ if (item->listStyle() != Q3StyleSheetItem::ListStyleUndefined &&
+ (( i> 0 && (*curStyle)[i-1] == item) || (*curStyle)[i+1] == item))
+ continue;
+ mar = qMax(0, item->margin(Q3StyleSheetItem::MarginTop));
+ m = qMax(m, mar);
+ }
+ stylesPar->utm = m - stylesPar->topMargin();
+
+ // do the bottom margin
+ item = mainStyle;
+ if (stylesPar->ubm > 0) {
+ m = stylesPar->ubm-1;
+ stylesPar->ubm = 0;
+ } else {
+ m = qMax(0, item->margin(Q3StyleSheetItem::MarginBottom));
+ if (stylesPar->ldepth) {
+ if (item->displayMode() == Q3StyleSheetItem::DisplayListItem)
+ m /= stylesPar->ldepth * stylesPar->ldepth;
+ else
+ m = 0;
+ }
+ }
+ for (i = (int)curStyle->size() - 2 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ if (nextStyle && i < (int) nextStyle->size() &&
+ ( item->displayMode() == Q3StyleSheetItem::DisplayBlock &&
+ (*nextStyle)[i] == item))
+ break;
+ // emulate CSS2' standard 0 vertical margin for multiple ul or ol tags
+ if (item->listStyle() != Q3StyleSheetItem::ListStyleUndefined &&
+ (( i> 0 && (*curStyle)[i-1] == item) || (*curStyle)[i+1] == item))
+ continue;
+ mar = qMax(0, item->margin(Q3StyleSheetItem::MarginBottom));
+ m = qMax(m, mar);
+ }
+ stylesPar->ubm = m - stylesPar->bottomMargin();
+
+ // do the left margin, simplyfied
+ item = mainStyle;
+ if (stylesPar->ulm > 0) {
+ m = stylesPar->ulm-1;
+ stylesPar->ulm = 0;
+ } else {
+ m = qMax(0, item->margin(Q3StyleSheetItem::MarginLeft));
+ }
+ for (i = (int)curStyle->size() - 2 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ m += qMax(0, item->margin(Q3StyleSheetItem::MarginLeft));
+ }
+ stylesPar->ulm = m - stylesPar->leftMargin();
+
+ // do the right margin, simplyfied
+ item = mainStyle;
+ if (stylesPar->urm > 0) {
+ m = stylesPar->urm-1;
+ stylesPar->urm = 0;
+ } else {
+ m = qMax(0, item->margin(Q3StyleSheetItem::MarginRight));
+ }
+ for (i = (int)curStyle->size() - 2 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ m += qMax(0, item->margin(Q3StyleSheetItem::MarginRight));
+ }
+ stylesPar->urm = m - stylesPar->rightMargin();
+
+ // do the first line margin, which really should be called text-indent
+ item = mainStyle;
+ if (stylesPar->uflm > 0) {
+ m = stylesPar->uflm-1;
+ stylesPar->uflm = 0;
+ } else {
+ m = qMax(0, item->margin(Q3StyleSheetItem::MarginFirstLine));
+ }
+ for (i = (int)curStyle->size() - 2 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ mar = qMax(0, item->margin(Q3StyleSheetItem::MarginFirstLine));
+ m = qMax(m, mar);
+ }
+ stylesPar->uflm =m - stylesPar->firstLineMargin();
+
+ // do the bogus line "spacing", which really is just an extra margin
+ item = mainStyle;
+ for (i = (int)curStyle->size() - 1 ; i >= 0; --i) {
+ item = (*curStyle)[i];
+ if (item->lineSpacing() != Q3StyleSheetItem::Undefined) {
+ stylesPar->ulinespacing = item->lineSpacing();
+ if (formatCollection() &&
+ stylesPar->ulinespacing < formatCollection()->defaultFormat()->height())
+ stylesPar->ulinespacing += formatCollection()->defaultFormat()->height();
+ break;
+ }
+ }
+
+ stylesPar = stylesPar->next();
+ prevStyle = curStyle;
+ curStyle = nextStyle;
+ nextStyle = (++stylesIndex) < styles.size() ? styles.at(stylesIndex) : 0;
+ }
+}
+
+void Q3TextDocument::setText(const QString &text, const QString &context)
+{
+ focusIndicator.parag = 0;
+ selections.clear();
+ if ((txtFormat == Qt::AutoText && Q3StyleSheet::mightBeRichText(text))
+ || txtFormat == Qt::RichText)
+ setRichText(text, context);
+ else
+ setPlainText(text);
+}
+
+QString Q3TextDocument::plainText() const
+{
+ QString buffer;
+ QString s;
+ Q3TextParagraph *p = fParag;
+ while (p) {
+ if (!p->mightHaveCustomItems) {
+ const Q3TextString *ts = p->string(); // workaround VC++ and Borland
+ s = ts->toString(); // with false we don't fix spaces (nbsp)
+ } else {
+ for (int i = 0; i < p->length() - 1; ++i) {
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (p->at(i)->isCustom()) {
+ if (p->at(i)->customItem()->isNested()) {
+ s += QLatin1String("\n");
+ Q3TextTable *t = (Q3TextTable*)p->at(i)->customItem();
+ QList<Q3TextTableCell *> cells = t->tableCells();
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ s += c->richText()->plainText() + QLatin1String("\n");
+ }
+ s += QLatin1String("\n");
+ }
+ } else
+#endif
+ {
+ s += p->at(i)->c;
+ }
+ }
+ }
+ s.remove(s.length() - 1, 1);
+ if (p->next())
+ s += QLatin1String("\n");
+ buffer += s;
+ p = p->next();
+ }
+ return buffer;
+}
+
+static QString align_to_string(int a)
+{
+ if (a & Qt::AlignRight)
+ return QLatin1String(" align=\"right\"");
+ if (a & Qt::AlignHCenter)
+ return QLatin1String(" align=\"center\"");
+ if (a & Qt::AlignJustify)
+ return QLatin1String(" align=\"justify\"");
+ return QString();
+}
+
+static QString direction_to_string(int dir)
+{
+ if (dir != QChar::DirON)
+ return (dir == QChar::DirL? QLatin1String(" dir=\"ltr\"") : QLatin1String(" dir=\"rtl\""));
+ return QString();
+}
+
+static QString list_value_to_string(int v)
+{
+ if (v != -1)
+ return QLatin1String(" listvalue=\"") + QString::number(v) + QLatin1Char('"');
+ return QString();
+}
+
+static QString list_style_to_string(int v)
+{
+ switch(v) {
+ case Q3StyleSheetItem::ListDecimal: return QLatin1String("\"1\"");
+ case Q3StyleSheetItem::ListLowerAlpha: return QLatin1String("\"a\"");
+ case Q3StyleSheetItem::ListUpperAlpha: return QLatin1String("\"A\"");
+ case Q3StyleSheetItem::ListDisc: return QLatin1String("\"disc\"");
+ case Q3StyleSheetItem::ListSquare: return QLatin1String("\"square\"");
+ case Q3StyleSheetItem::ListCircle: return QLatin1String("\"circle\"");
+ default:
+ return QString();
+ }
+}
+
+static inline bool list_is_ordered(int v)
+{
+ return v == Q3StyleSheetItem::ListDecimal ||
+ v == Q3StyleSheetItem::ListLowerAlpha ||
+ v == Q3StyleSheetItem::ListUpperAlpha;
+}
+
+
+static QString margin_to_string(Q3StyleSheetItem* style, int t, int b, int l, int r, int fl)
+{
+ QString s;
+ if (l > 0)
+ s += QString(s.size() ? QLatin1String(";") : QLatin1String("")) + QLatin1String("margin-left:") +
+ QString::number(l+qMax(0,style->margin(Q3StyleSheetItem::MarginLeft))) + QLatin1String("px");
+ if (r > 0)
+ s += QString(s.size() ? QLatin1String(";") : QLatin1String("")) + QLatin1String("margin-right:") +
+ QString::number(r+qMax(0,style->margin(Q3StyleSheetItem::MarginRight))) + QLatin1String("px");
+ if (t > 0)
+ s += QString(s.size() ? QLatin1String(";") : QLatin1String("")) + QLatin1String("margin-top:") +
+ QString::number(t+qMax(0,style->margin(Q3StyleSheetItem::MarginTop))) + QLatin1String("px");
+ if (b > 0)
+ s += QString(s.size() ? QLatin1String(";") : QLatin1String("")) + QLatin1String("margin-bottom:") +
+ QString::number(b+qMax(0,style->margin(Q3StyleSheetItem::MarginBottom))) + QLatin1String("px");
+ if (fl > 0)
+ s += QString(s.size() ? QLatin1String(";") : QLatin1String("")) + QLatin1String("text-indent:") +
+ QString::number(fl+qMax(0,style->margin(Q3StyleSheetItem::MarginFirstLine))) + QLatin1String("px");
+ if (s.size())
+ return QLatin1String(" style=\"") + s + QLatin1String("\"");
+ return QString();
+}
+
+QString Q3TextDocument::richText() const
+{
+ QString s = QLatin1String("");
+ if (!par) {
+ s += QLatin1String("<html><head><meta name=\"qrichtext\" content=\"1\" /></head><body style=\"font-size:");
+ s += QString::number(formatCollection()->defaultFormat()->font().pointSize());
+ s += QLatin1String("pt;font-family:");
+ s += formatCollection()->defaultFormat()->font().family();
+ s += QLatin1String("\">");
+ }
+ Q3TextParagraph* p = fParag;
+
+ Q3StyleSheetItem* item_p = styleSheet()->item(QLatin1String("p"));
+ Q3StyleSheetItem* item_div = styleSheet()->item(QLatin1String("div"));
+ Q3StyleSheetItem* item_ul = styleSheet()->item(QLatin1String("ul"));
+ Q3StyleSheetItem* item_ol = styleSheet()->item(QLatin1String("ol"));
+ Q3StyleSheetItem* item_li = styleSheet()->item(QLatin1String("li"));
+ if (!item_p || !item_div || !item_ul || !item_ol || !item_li) {
+ qWarning("QTextEdit: cannot export HTML due to insufficient stylesheet (lack of p, div, ul, ol, or li)");
+ return QString();
+ }
+ int pastListDepth = 0;
+ int listDepth = 0;
+#if 0
+ int futureListDepth = 0;
+#endif
+ QVector<int> listStyles(10);
+
+ while (p) {
+ listDepth = p->listDepth();
+ if (listDepth < pastListDepth) {
+ for (int i = pastListDepth; i > listDepth; i--)
+ s += list_is_ordered(listStyles[i]) ? QLatin1String("</ol>") : QLatin1String("</ul>");
+ s += QLatin1Char('\n');
+ } else if (listDepth > pastListDepth) {
+ s += QLatin1Char('\n');
+ listStyles.resize(qMax((int)listStyles.size(), listDepth+1));
+ QString list_type;
+ listStyles[listDepth] = p->listStyle();
+ if (!list_is_ordered(p->listStyle()) || item_ol->listStyle() != p->listStyle())
+ list_type = QLatin1String(" type=") + list_style_to_string(p->listStyle());
+ for (int i = pastListDepth; i < listDepth; i++) {
+ s += list_is_ordered(p->listStyle()) ? QLatin1String("<ol") : QLatin1String("<ul");
+ s += list_type + QLatin1Char('>');
+ }
+ } else {
+ s += QLatin1Char('\n');
+ }
+
+ QString ps = p->richText();
+
+#if 0
+ // for the bottom margin we need to know whether we are at the end of a list
+ futureListDepth = 0;
+ if (listDepth > 0 && p->next())
+ futureListDepth = p->next()->listDepth();
+#endif
+
+ if (richTextExportStart && richTextExportStart->paragraph() ==p &&
+ richTextExportStart->index() == 0)
+ s += QLatin1String("<!--StartFragment-->");
+
+ if (p->isListItem()) {
+ s += QLatin1String("<li");
+ if (p->listStyle() != listStyles[listDepth])
+ s += QLatin1String(" type=") + list_style_to_string(p->listStyle());
+ s += align_to_string(p->alignment());
+ s += margin_to_string(item_li, p->utm, p->ubm, p->ulm, p->urm, p->uflm);
+ s += list_value_to_string(p->listValue());
+ s += direction_to_string(p->direction());
+ s += QLatin1Char('>');
+ s += ps;
+ s += QLatin1String("</li>");
+ } else if (p->listDepth()) {
+ s += QLatin1String("<div");
+ s += align_to_string(p->alignment());
+ s += margin_to_string(item_div, p->utm, p->ubm, p->ulm, p->urm, p->uflm);
+ s += direction_to_string(p->direction());
+ s += QLatin1Char('>');
+ s += ps;
+ s += QLatin1String("</div>");
+ } else {
+ // normal paragraph item
+ s += QLatin1String("<p");
+ s += align_to_string(p->alignment());
+ s += margin_to_string(item_p, p->utm, p->ubm, p->ulm, p->urm, p->uflm);
+ s += direction_to_string(p->direction());
+ s += QLatin1Char('>');
+ s += ps;
+ s += QLatin1String("</p>");
+ }
+ pastListDepth = listDepth;
+ p = p->next();
+ }
+ while (listDepth > 0) {
+ s += list_is_ordered(listStyles[listDepth]) ? QLatin1String("</ol>") : QLatin1String("</ul>");
+ listDepth--;
+ }
+
+ if (!par)
+ s += QLatin1String("\n</body></html>\n");
+
+ return s;
+}
+
+QString Q3TextDocument::text() const
+{
+ if ((txtFormat == Qt::AutoText && preferRichText) || txtFormat == Qt::RichText)
+ return richText();
+ return plainText();
+}
+
+QString Q3TextDocument::text(int parag) const
+{
+ Q3TextParagraph *p = paragAt(parag);
+ if (!p)
+ return QString();
+
+ if ((txtFormat == Qt::AutoText && preferRichText) || txtFormat == Qt::RichText)
+ return p->richText();
+ else
+ return p->string()->toString();
+}
+
+void Q3TextDocument::invalidate()
+{
+ Q3TextParagraph *s = fParag;
+ while (s) {
+ s->invalidate(0);
+ s = s->next();
+ }
+}
+
+void Q3TextDocument::selectionStart(int id, int &paragId, int &index)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return;
+ Q3TextDocumentSelection &sel = *it;
+ paragId = !sel.swapped ? sel.startCursor.paragraph()->paragId() : sel.endCursor.paragraph()->paragId();
+ index = !sel.swapped ? sel.startCursor.index() : sel.endCursor.index();
+}
+
+Q3TextCursor Q3TextDocument::selectionStartCursor(int id)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return Q3TextCursor(this);
+ Q3TextDocumentSelection &sel = *it;
+ if (sel.swapped)
+ return sel.endCursor;
+ return sel.startCursor;
+}
+
+Q3TextCursor Q3TextDocument::selectionEndCursor(int id)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return Q3TextCursor(this);
+ Q3TextDocumentSelection &sel = *it;
+ if (!sel.swapped)
+ return sel.endCursor;
+ return sel.startCursor;
+}
+
+void Q3TextDocument::selectionEnd(int id, int &paragId, int &index)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return;
+ Q3TextDocumentSelection &sel = *it;
+ paragId = sel.swapped ? sel.startCursor.paragraph()->paragId() : sel.endCursor.paragraph()->paragId();
+ index = sel.swapped ? sel.startCursor.index() : sel.endCursor.index();
+}
+
+void Q3TextDocument::addSelection(int id)
+{
+ nSelections = qMax(nSelections, id + 1);
+}
+
+static void setSelectionEndHelper(int id, Q3TextDocumentSelection &sel, Q3TextCursor &start, Q3TextCursor &end)
+{
+ Q3TextCursor c1 = start;
+ Q3TextCursor c2 = end;
+ if (sel.swapped) {
+ c1 = end;
+ c2 = start;
+ }
+
+ c1.paragraph()->removeSelection(id);
+ c2.paragraph()->removeSelection(id);
+ if (c1.paragraph() != c2.paragraph()) {
+ c1.paragraph()->setSelection(id, c1.index(), c1.paragraph()->length() - 1);
+ c2.paragraph()->setSelection(id, 0, c2.index());
+ } else {
+ c1.paragraph()->setSelection(id, qMin(c1.index(), c2.index()), qMax(c1.index(), c2.index()));
+ }
+
+ sel.startCursor = start;
+ sel.endCursor = end;
+ if (sel.startCursor.paragraph() == sel.endCursor.paragraph())
+ sel.swapped = sel.startCursor.index() > sel.endCursor.index();
+}
+
+bool Q3TextDocument::setSelectionEnd(int id, const Q3TextCursor &cursor)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return false;
+ Q3TextDocumentSelection &sel = *it;
+
+ Q3TextCursor start = sel.startCursor;
+ Q3TextCursor end = cursor;
+
+ if (start == end) {
+ removeSelection(id);
+ setSelectionStart(id, cursor);
+ return true;
+ }
+
+ if (sel.endCursor.paragraph() == end.paragraph()) {
+ setSelectionEndHelper(id, sel, start, end);
+ return true;
+ }
+
+ bool inSelection = false;
+ Q3TextCursor c(this);
+ Q3TextCursor tmp = sel.startCursor;
+ if (sel.swapped)
+ tmp = sel.endCursor;
+ tmp.restoreState();
+ Q3TextCursor tmp2 = cursor;
+ tmp2.restoreState();
+ c.setParagraph(tmp.paragraph()->paragId() < tmp2.paragraph()->paragId() ? tmp.paragraph() : tmp2.paragraph());
+ bool hadStart = false;
+ bool hadEnd = false;
+ bool hadStartParag = false;
+ bool hadEndParag = false;
+ bool hadOldStart = false;
+ bool hadOldEnd = false;
+ bool leftSelection = false;
+ sel.swapped = false;
+ for (;;) {
+ if (c == start)
+ hadStart = true;
+ if (c == end)
+ hadEnd = true;
+ if (c.paragraph() == start.paragraph())
+ hadStartParag = true;
+ if (c.paragraph() == end.paragraph())
+ hadEndParag = true;
+ if (c == sel.startCursor)
+ hadOldStart = true;
+ if (c == sel.endCursor)
+ hadOldEnd = true;
+
+ if (!sel.swapped &&
+ ((hadEnd && !hadStart)
+ || (hadEnd && hadStart && start.paragraph() == end.paragraph() && start.index() > end.index())))
+ sel.swapped = true;
+
+ if ((c == end && hadStartParag) || (c == start && hadEndParag)) {
+ Q3TextCursor tmp = c;
+ tmp.restoreState();
+ if (tmp.paragraph() != c.paragraph()) {
+ int sstart = tmp.paragraph()->selectionStart(id);
+ tmp.paragraph()->removeSelection(id);
+ tmp.paragraph()->setSelection(id, sstart, tmp.index());
+ }
+ }
+
+ if (inSelection &&
+ ((c == end && hadStart) || (c == start && hadEnd)))
+ leftSelection = true;
+ else if (!leftSelection && !inSelection && (hadStart || hadEnd))
+ inSelection = true;
+
+ bool noSelectionAnymore = hadOldStart && hadOldEnd && leftSelection && !inSelection && !c.paragraph()->hasSelection(id) && c.atParagEnd();
+ c.paragraph()->removeSelection(id);
+ if (inSelection) {
+ if (c.paragraph() == start.paragraph() && start.paragraph() == end.paragraph()) {
+ c.paragraph()->setSelection(id, qMin(start.index(), end.index()), qMax(start.index(), end.index()));
+ } else if (c.paragraph() == start.paragraph() && !hadEndParag) {
+ c.paragraph()->setSelection(id, start.index(), c.paragraph()->length() - 1);
+ } else if (c.paragraph() == end.paragraph() && !hadStartParag) {
+ c.paragraph()->setSelection(id, end.index(), c.paragraph()->length() - 1);
+ } else if (c.paragraph() == end.paragraph() && hadEndParag) {
+ c.paragraph()->setSelection(id, 0, end.index());
+ } else if (c.paragraph() == start.paragraph() && hadStartParag) {
+ c.paragraph()->setSelection(id, 0, start.index());
+ } else {
+ c.paragraph()->setSelection(id, 0, c.paragraph()->length() - 1);
+ }
+ }
+
+ if (leftSelection)
+ inSelection = false;
+
+ if (noSelectionAnymore)
+ break;
+ // *ugle*hack optimization
+ Q3TextParagraph *p = c.paragraph();
+ if ( p->mightHaveCustomItems || p == start.paragraph() || p == end.paragraph() || p == lastParagraph()) {
+ c.gotoNextLetter();
+ if (p == lastParagraph() && c.atParagEnd())
+ break;
+ } else {
+ if (p->document()->parent())
+ do {
+ c.gotoNextLetter();
+ } while (c.paragraph() == p);
+ else
+ c.setParagraph(p->next());
+ }
+ }
+
+ if (!sel.swapped)
+ sel.startCursor.paragraph()->setSelection(id, sel.startCursor.index(), sel.startCursor.paragraph()->length() - 1);
+
+ sel.startCursor = start;
+ sel.endCursor = end;
+ if (sel.startCursor.paragraph() == sel.endCursor.paragraph())
+ sel.swapped = sel.startCursor.index() > sel.endCursor.index();
+
+ setSelectionEndHelper(id, sel, start, end);
+
+ return true;
+}
+
+void Q3TextDocument::selectAll(int id)
+{
+ removeSelection(id);
+
+ Q3TextDocumentSelection sel;
+ sel.swapped = false;
+ Q3TextCursor c(this);
+
+ c.setParagraph(fParag);
+ c.setIndex(0);
+ sel.startCursor = c;
+
+ c.setParagraph(lParag);
+ c.setIndex(lParag->length() - 1);
+ sel.endCursor = c;
+
+ selections.insert(id, sel);
+
+ Q3TextParagraph *p = fParag;
+ while (p) {
+ p->setSelection(id, 0, p->length() - 1);
+ p = p->next();
+ }
+
+ for (int idx = 0; idx < childList.size(); ++idx) {
+ Q3TextDocument *dc = childList.at(idx);
+ dc->selectAll(id);
+ }
+}
+
+bool Q3TextDocument::removeSelection(int id)
+{
+ if (!selections.contains(id))
+ return false;
+
+ Q3TextDocumentSelection &sel = selections[id];
+
+ Q3TextCursor start = sel.swapped ? sel.endCursor : sel.startCursor;
+ Q3TextCursor end = sel.swapped ? sel.startCursor : sel.endCursor;
+ Q3TextParagraph* p = 0;
+ while (start != end) {
+ if (p != start.paragraph()) {
+ p = start.paragraph();
+ p->removeSelection(id);
+ //### avoid endless loop by all means necessary, did somebody mention refactoring?
+ if (!parent() && p == lParag)
+ break;
+ }
+ start.gotoNextLetter();
+ }
+ p = start.paragraph();
+ p->removeSelection(id);
+ selections.remove(id);
+ return true;
+}
+
+QString Q3TextDocument::selectedText(int id, bool asRichText) const
+{
+ QMap<int, Q3TextDocumentSelection>::ConstIterator it = selections.find(id);
+ if (it == selections.end())
+ return QString();
+
+ Q3TextDocumentSelection sel = *it;
+
+
+ Q3TextCursor c1 = sel.startCursor;
+ Q3TextCursor c2 = sel.endCursor;
+ if (sel.swapped) {
+ c2 = sel.startCursor;
+ c1 = sel.endCursor;
+ }
+
+ /* 3.0.3 improvement: Make it possible to get a reasonable
+ selection inside a table. This approach is very conservative:
+ make sure that both cursors have the same depth level and point
+ to paragraphs within the same text document.
+
+ Meaning if you select text in two table cells, you will get the
+ entire table. This is still far better than the 3.0.2, where
+ you always got the entire table.
+
+ ### Fix this properly when refactoring
+ */
+ while (c2.nestedDepth() > c1.nestedDepth())
+ c2.oneUp();
+ while (c1.nestedDepth() > c2.nestedDepth())
+ c1.oneUp();
+ while (c1.nestedDepth() && c2.nestedDepth() &&
+ c1.paragraph()->document() != c2.paragraph()->document()) {
+ c1.oneUp();
+ c2.oneUp();
+ }
+ // do not trust sel_swapped with tables. Fix this properly when refactoring as well
+ if (c1.paragraph()->paragId() > c2.paragraph()->paragId() ||
+ (c1.paragraph() == c2.paragraph() && c1.index() > c2.index())) {
+ Q3TextCursor tmp = c1;
+ c2 = c1;
+ c1 = tmp;
+ }
+
+ // end selection 3.0.3 improvement
+
+ if (asRichText && !parent()) {
+ richTextExportStart = &c1;
+ richTextExportEnd = &c2;
+
+ QString sel = richText();
+ int from = sel.indexOf(QLatin1String("<!--StartFragment-->"));
+ if (from >= 0) {
+ from += 20;
+ // find the previous span and move it into the start fragment before we clip it
+ QString prevspan;
+ int pspan = sel.lastIndexOf(QLatin1String("<span"), from-21);
+ if (pspan > sel.lastIndexOf(QLatin1String("</span"), from-21)) {
+ int spanend = sel.indexOf(QLatin1Char('>'), pspan);
+ prevspan = sel.mid(pspan, spanend - pspan + 1);
+ }
+ int to = sel.lastIndexOf(QLatin1String("<!--EndFragment-->"));
+ if (from <= to)
+ sel = QLatin1String("<!--StartFragment-->") + prevspan + sel.mid(from, to - from);
+ }
+ richTextExportStart = richTextExportEnd = 0;
+ return sel;
+ }
+
+ QString s;
+ if (c1.paragraph() == c2.paragraph()) {
+ Q3TextParagraph *p = c1.paragraph();
+ int end = c2.index();
+ if (p->at(qMax(0, end - 1))->isCustom())
+ ++end;
+ if (!p->mightHaveCustomItems) {
+ s += p->string()->toString().mid(c1.index(), end - c1.index());
+ } else {
+ for (int i = c1.index(); i < end; ++i) {
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (p->at(i)->isCustom()) {
+ if (p->at(i)->customItem()->isNested()) {
+ s += QLatin1String("\n");
+ Q3TextTable *t = (Q3TextTable*)p->at(i)->customItem();
+ QList<Q3TextTableCell *> cells = t->tableCells();
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ s += c->richText()->plainText() + QLatin1String("\n");
+ }
+ s += QLatin1String("\n");
+ }
+ } else
+#endif
+ {
+ s += p->at(i)->c;
+ }
+ }
+ }
+ } else {
+ Q3TextParagraph *p = c1.paragraph();
+ int start = c1.index();
+ while (p) {
+ int end = p == c2.paragraph() ? c2.index() : p->length() - 1;
+ if (p == c2.paragraph() && p->at(qMax(0, end - 1))->isCustom())
+ ++end;
+ if (!p->mightHaveCustomItems) {
+ s += p->string()->toString().mid(start, end - start);
+ if (p != c2.paragraph())
+ s += QLatin1String("\n");
+ } else {
+ for (int i = start; i < end; ++i) {
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (p->at(i)->isCustom()) {
+ if (p->at(i)->customItem()->isNested()) {
+ s += QLatin1String(QLatin1String("\n"));
+ Q3TextTable *t = (Q3TextTable*)p->at(i)->customItem();
+ QList<Q3TextTableCell *> cells = t->tableCells();
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ s += c->richText()->plainText() + QLatin1String("\n");
+ }
+ s += QLatin1String("\n");
+ }
+ } else
+#endif
+ {
+ s += p->at(i)->c;
+ }
+ }
+ }
+ start = 0;
+ if (p == c2.paragraph())
+ break;
+ p = p->next();
+ }
+ }
+ // ### workaround for plain text export until we get proper
+ // mime types: turn unicode line separators into the more
+ // widely understood \n. Makes copy and pasting code snipplets
+ // from within Assistent possible
+ QChar* uc = (QChar*) s.unicode();
+ for (int ii = 0; ii < s.length(); ii++) {
+ if (uc[(int)ii] == QChar::LineSeparator)
+ uc[(int)ii] = QLatin1Char('\n');
+ else if ( uc[(int)ii] == QChar::Nbsp )
+ uc[(int)ii] = QLatin1Char(' ');
+ }
+ return s;
+}
+
+void Q3TextDocument::setFormat(int id, Q3TextFormat *f, int flags)
+{
+ QMap<int, Q3TextDocumentSelection>::ConstIterator it = selections.constFind(id);
+ if (it == selections.constEnd())
+ return;
+
+ Q3TextDocumentSelection sel = *it;
+
+ Q3TextCursor c1 = sel.startCursor;
+ Q3TextCursor c2 = sel.endCursor;
+ if (sel.swapped) {
+ c2 = sel.startCursor;
+ c1 = sel.endCursor;
+ }
+
+ c2.restoreState();
+ c1.restoreState();
+
+ if (c1.paragraph() == c2.paragraph()) {
+ c1.paragraph()->setFormat(c1.index(), c2.index() - c1.index(), f, true, flags);
+ return;
+ }
+
+ c1.paragraph()->setFormat(c1.index(), c1.paragraph()->length() - c1.index(), f, true, flags);
+ Q3TextParagraph *p = c1.paragraph()->next();
+ while (p && p != c2.paragraph()) {
+ p->setFormat(0, p->length(), f, true, flags);
+ p = p->next();
+ }
+ c2.paragraph()->setFormat(0, c2.index(), f, true, flags);
+}
+
+void Q3TextDocument::removeSelectedText(int id, Q3TextCursor *cursor)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return;
+
+ Q3TextDocumentSelection sel = *it;
+ Q3TextCursor c1 = sel.startCursor;
+ Q3TextCursor c2 = sel.endCursor;
+ if (sel.swapped) {
+ c2 = sel.startCursor;
+ c1 = sel.endCursor;
+ }
+
+ // ### no support for editing tables yet
+ if (c1.nestedDepth() || c2.nestedDepth())
+ return;
+
+ c2.restoreState();
+ c1.restoreState();
+
+ *cursor = c1;
+ removeSelection(id);
+
+ if (c1.paragraph() == c2.paragraph()) {
+ c1.paragraph()->remove(c1.index(), c2.index() - c1.index());
+ return;
+ }
+
+ if (c1.paragraph() == fParag && c1.index() == 0 &&
+ c2.paragraph() == lParag && c2.index() == lParag->length() - 1)
+ cursor->setValid(false);
+
+ bool didGoLeft = false;
+ if ( c1.index() == 0 && c1.paragraph() != fParag) {
+ cursor->gotoPreviousLetter();
+ didGoLeft = cursor->isValid();
+ }
+
+ c1.paragraph()->remove(c1.index(), c1.paragraph()->length() - 1 - c1.index());
+ Q3TextParagraph *p = c1.paragraph()->next();
+ int dy = 0;
+ Q3TextParagraph *tmp;
+ while (p && p != c2.paragraph()) {
+ tmp = p->next();
+ dy -= p->rect().height();
+ delete p;
+ p = tmp;
+ }
+ c2.paragraph()->remove(0, c2.index());
+ while (p) {
+ p->move(dy);
+ p->invalidate(0);
+ p->setEndState(-1);
+ p = p->next();
+ }
+
+
+ c1.paragraph()->join(c2.paragraph());
+
+ if (didGoLeft)
+ cursor->gotoNextLetter();
+}
+
+void Q3TextDocument::indentSelection(int id)
+{
+ QMap<int, Q3TextDocumentSelection>::Iterator it = selections.find(id);
+ if (it == selections.end())
+ return;
+
+ Q3TextDocumentSelection sel = *it;
+ Q3TextParagraph *startParag = sel.startCursor.paragraph();
+ Q3TextParagraph *endParag = sel.endCursor.paragraph();
+ if (sel.endCursor.paragraph()->paragId() < sel.startCursor.paragraph()->paragId()) {
+ endParag = sel.startCursor.paragraph();
+ startParag = sel.endCursor.paragraph();
+ }
+
+ Q3TextParagraph *p = startParag;
+ while (p && p != endParag) {
+ p->indent();
+ p = p->next();
+ }
+}
+
+void Q3TextCommandHistory::clear()
+{
+ while (!history.isEmpty())
+ delete history.takeFirst();
+ current = -1;
+}
+
+void Q3TextDocument::addCommand(Q3TextCommand *cmd)
+{
+ commandHistory->addCommand(cmd);
+}
+
+Q3TextCursor *Q3TextDocument::undo(Q3TextCursor *c)
+{
+ return commandHistory->undo(c);
+}
+
+Q3TextCursor *Q3TextDocument::redo(Q3TextCursor *c)
+{
+ return commandHistory->redo(c);
+}
+
+bool Q3TextDocument::find(Q3TextCursor& cursor, const QString &expr, bool cs, bool wo, bool forward)
+{
+ Qt::CaseSensitivity caseSensitive = cs ? Qt::CaseSensitive : Qt::CaseInsensitive;
+ removeSelection(Standard);
+ if (expr.isEmpty())
+ return false;
+ for (;;) {
+ QString s = cursor.paragraph()->string()->toString();
+ int start = cursor.index();
+ for (;;) {
+ int res = forward
+ ? s.indexOf(expr, start, caseSensitive)
+ : s.lastIndexOf(expr, start, caseSensitive);
+ int end = res + expr.length();
+ if (res == -1 || (!forward && start <= res))
+ break;
+ if (!wo || ((res == 0 || !s[res-1].isLetterOrNumber())
+ && (end == (int)s.length() || !s[end].isLetterOrNumber()))) {
+ removeSelection(Standard);
+ cursor.setIndex(forward ? end : res);
+ setSelectionStart(Standard, cursor);
+ cursor.setIndex(forward ? res : end);
+ setSelectionEnd(Standard, cursor);
+ if (!forward)
+ cursor.setIndex(res);
+ return true;
+ }
+ start = res + (forward ? 1 : -1);
+ }
+ if (forward) {
+ if (cursor.paragraph() == lastParagraph() && cursor.atParagEnd())
+ break;
+ cursor.gotoNextLetter();
+ } else {
+ if (cursor.paragraph() == firstParagraph() && cursor.atParagStart())
+ break;
+ cursor.gotoPreviousLetter();
+ }
+ }
+ return false;
+}
+
+void Q3TextDocument::setTextFormat(Qt::TextFormat f)
+{
+ txtFormat = f;
+ if (fParag == lParag && fParag->length() <= 1)
+ fParag->rtext = (f == Qt::RichText);
+}
+
+Qt::TextFormat Q3TextDocument::textFormat() const
+{
+ return txtFormat;
+}
+
+bool Q3TextDocument::inSelection(int selId, const QPoint &pos) const
+{
+ QMap<int, Q3TextDocumentSelection>::ConstIterator it = selections.find(selId);
+ if (it == selections.end())
+ return false;
+
+ Q3TextDocumentSelection sel = *it;
+ Q3TextParagraph *startParag = sel.startCursor.paragraph();
+ Q3TextParagraph *endParag = sel.endCursor.paragraph();
+ if (sel.startCursor.paragraph() == sel.endCursor.paragraph() &&
+ sel.startCursor.paragraph()->selectionStart(selId) == sel.endCursor.paragraph()->selectionEnd(selId))
+ return false;
+ if (sel.endCursor.paragraph()->paragId() < sel.startCursor.paragraph()->paragId()) {
+ endParag = sel.startCursor.paragraph();
+ startParag = sel.endCursor.paragraph();
+ }
+
+ Q3TextParagraph *p = startParag;
+ while (p) {
+ if (p->rect().contains(pos)) {
+ bool inSel = false;
+ int selStart = p->selectionStart(selId);
+ int selEnd = p->selectionEnd(selId);
+ int y = 0;
+ int h = 0;
+ for (int i = 0; i < p->length(); ++i) {
+ if (i == selStart)
+ inSel = true;
+ if (i == selEnd)
+ break;
+ if (p->at(i)->lineStart) {
+ y = (*p->lineStarts.find(i))->y;
+ h = (*p->lineStarts.find(i))->h;
+ }
+ if (pos.y() - p->rect().y() >= y && pos.y() - p->rect().y() <= y + h) {
+ if (inSel && pos.x() >= p->at(i)->x &&
+ pos.x() <= p->at(i)->x + p->at(i)->format()->width(p->at(i)->c))
+ return true;
+ }
+ }
+ }
+ if (pos.y() < p->rect().y())
+ break;
+ if (p == endParag)
+ break;
+ p = p->next();
+ }
+
+ return false;
+}
+
+void Q3TextDocument::doLayout(QPainter *p, int w)
+{
+ minw = wused = 0;
+ if (!is_printer(p))
+ p = 0;
+ withoutDoubleBuffer = (p != 0);
+ QPainter * oldPainter = Q3TextFormat::painter();
+ Q3TextFormat::setPainter(p);
+ tStopWidth = formatCollection()->defaultFormat()->width( QLatin1Char('x') ) * 8;
+ flow_->setWidth(w);
+ cw = w;
+ vw = w;
+ Q3TextParagraph *parag = fParag;
+ while (parag) {
+ parag->invalidate(0);
+ if (p)
+ parag->adjustToPainter(p);
+ parag->format();
+ parag = parag->next();
+ }
+ Q3TextFormat::setPainter(oldPainter);
+}
+
+QPixmap *Q3TextDocument::bufferPixmap(const QSize &s)
+{
+ if (!buf_pixmap)
+ buf_pixmap = new QPixmap(s.expandedTo(QSize(1,1)));
+ else if (buf_pixmap->size() != s)
+ buf_pixmap->resize(s.expandedTo(buf_pixmap->size()));
+ return buf_pixmap;
+}
+
+void Q3TextDocument::draw(QPainter *p, const QRect &rect, const QPalette &pal,
+ const QBrush *paper)
+{
+ if (!firstParagraph())
+ return;
+
+ if (paper) {
+ p->setBrushOrigin(-qIntCast(p->translationX()),
+ -qIntCast(p->translationY()));
+
+ p->fillRect(rect, *paper);
+ }
+
+ QPainter * oldPainter = Q3TextFormat::painter();
+ Q3TextFormat::setPainter(p);
+
+ if (formatCollection()->defaultFormat()->color() != pal.text().color())
+ setDefaultFormat(formatCollection()->defaultFormat()->font(), pal.text().color());
+
+ Q3TextParagraph *parag = firstParagraph();
+ while (parag) {
+ if (!parag->isValid())
+ parag->format();
+ int y = parag->rect().y();
+ QRect pr(parag->rect());
+ pr.setX(0);
+ pr.setWidth(QWIDGETSIZE_MAX);
+ if (!rect.isNull() && !rect.intersects(pr)) {
+ parag = parag->next();
+ continue;
+ }
+ p->translate(0, y);
+ if (rect.isValid())
+ parag->paint(*p, pal, 0, false, rect.x(), rect.y(), rect.width(), rect.height());
+ else
+ parag->paint(*p, pal, 0, false);
+ p->translate(0, -y);
+ parag = parag->next();
+ if (!flow()->isEmpty())
+ flow()->drawFloatingItems(p, rect.x(), rect.y(), rect.width(), rect.height(), pal, false);
+ }
+ Q3TextFormat::setPainter(oldPainter);
+}
+
+void Q3TextDocument::drawParagraph(QPainter *painter, Q3TextParagraph *parag, int cx, int cy,
+ int cw, int ch,
+ QPixmap *&/*doubleBuffer*/, const QPalette &pal,
+ bool drawCursor, Q3TextCursor *cursor, bool resetChanged)
+{
+ if (resetChanged)
+ parag->setChanged(false);
+ QRect ir(parag->rect());
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!parag->tableCell())
+#endif
+ ir.setWidth(width());
+
+ painter->translate(ir.x(), ir.y());
+
+ if (!parag->document()->parent()) {
+ const QPoint oldOrigin = painter->brushOrigin();
+ painter->setBrushOrigin(-ir.topLeft());
+ painter->fillRect(QRect(0, 0, ir.width(), ir.height()), parag->backgroundBrush(pal));
+ painter->setBrushOrigin(oldOrigin);
+ }
+
+ painter->translate(-(ir.x() - parag->rect().x()),
+ -(ir.y() - parag->rect().y()));
+ parag->paint(*painter, pal, drawCursor ? cursor : 0, true, cx, cy, cw, ch);
+
+ painter->translate(-ir.x(), -ir.y());
+
+ parag->document()->nextDoubleBuffered = false;
+}
+
+Q3TextParagraph *Q3TextDocument::draw(QPainter *p, int cx, int cy, int cw, int ch,
+ const QPalette &pal, bool onlyChanged, bool drawCursor,
+ Q3TextCursor *cursor, bool resetChanged)
+{
+ if (withoutDoubleBuffer || (par && par->withoutDoubleBuffer)) {
+ withoutDoubleBuffer = true;
+ QRect r;
+ draw(p, r, pal);
+ return 0;
+ }
+ withoutDoubleBuffer = false;
+
+ if (!firstParagraph())
+ return 0;
+
+ QPainter * oldPainter = Q3TextFormat::painter();
+ Q3TextFormat::setPainter(p);
+ if (formatCollection()->defaultFormat()->color() != pal.text().color())
+ setDefaultFormat(formatCollection()->defaultFormat()->font(), pal.text().color());
+
+ if (cx < 0 && cy < 0) {
+ cx = 0;
+ cy = 0;
+ cw = width();
+ ch = height();
+ }
+
+ Q3TextParagraph *lastFormatted = 0;
+ Q3TextParagraph *parag = firstParagraph();
+
+ QPixmap *doubleBuffer = 0;
+
+ while (parag) {
+ lastFormatted = parag;
+ if (!parag->isValid())
+ parag->format();
+
+ QRect pr = parag->rect();
+ pr.setWidth(parag->document()->width());
+ if (pr.y() > cy + ch)
+ goto floating;
+ QRect clipr(cx, cy, cw, ch);
+ if (!pr.intersects(clipr) || (onlyChanged && !parag->hasChanged())) {
+ pr.setWidth(parag->document()->width());
+ parag = parag->next();
+ continue;
+ }
+
+ drawParagraph(p, parag, cx, cy, cw, ch, doubleBuffer, pal, drawCursor,
+ cursor, resetChanged);
+ parag = parag->next();
+ }
+
+ parag = lastParagraph();
+
+ floating:
+ if (parag->rect().y() + parag->rect().height() < parag->document()->height()) {
+ if (!parag->document()->parent()) {
+ QRect fillRect = QRect(0, parag->rect().y() + parag->rect().height(), parag->document()->width(),
+ parag->document()->height() - (parag->rect().y() + parag->rect().height()));
+ if (QRect(cx, cy, cw, ch).intersects(fillRect))
+ p->fillRect(fillRect, pal.brush(QPalette::Base));
+ }
+ if (!flow()->isEmpty()) {
+ QRect cr(cx, cy, cw, ch);
+ flow()->drawFloatingItems(p, cr.x(), cr.y(), cr.width(), cr.height(), pal, false);
+ }
+ }
+
+ if (buf_pixmap && buf_pixmap->height() > 300) {
+ delete buf_pixmap;
+ buf_pixmap = 0;
+ }
+
+ Q3TextFormat::setPainter(oldPainter);
+ return lastFormatted;
+}
+
+/*
+ #### this function only sets the default font size in the format collection
+ */
+void Q3TextDocument::setDefaultFormat(const QFont &font, const QColor &color)
+{
+ bool reformat = font != fCollection->defaultFormat()->font();
+ for (int idx = 0; idx < childList.size(); ++idx) {
+ Q3TextDocument *dc = childList.at(idx);
+ dc->setDefaultFormat(font, color);
+ }
+ fCollection->updateDefaultFormat(font, color, sheet_);
+
+ if (!reformat)
+ return;
+ tStopWidth = formatCollection()->defaultFormat()->width(QLatin1Char('x')) * 8;
+
+ // invalidate paragraphs and custom items
+ Q3TextParagraph *p = fParag;
+ while (p) {
+ p->invalidate(0);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int i = 0; i < p->length() - 1; ++i)
+ if (p->at(i)->isCustom())
+ p->at(i)->customItem()->invalidate();
+#endif
+ p = p->next();
+ }
+}
+
+
+/*!
+ \preliminary
+
+ Generates an internal object for the tag called \a name, given the
+ attributes \a attr, and using additional information provided by
+ the mime source factory \a factory.
+
+ \a context is the optional context of the document, i.e. the path
+ to look for relative links. This becomes important if the text
+ contains relative references, for example within image tags.
+ QSimpleRichText always uses the default mime source factory (see
+ \l{Q3MimeSourceFactory::defaultFactory()}) to resolve these
+ references. The context will then be used to calculate the
+ absolute path. See Q3MimeSourceFactory::makeAbsolute() for details.
+
+ \a emptyTag and \a doc are for internal use only.
+
+ This function should not be used in application code.
+*/
+#ifndef QT_NO_TEXTCUSTOMITEM
+Q3TextCustomItem* Q3TextDocument::tag(Q3StyleSheet *sheet, const QString& name,
+ const QMap<QString, QString> &attr,
+ const QString& context,
+ const Q3MimeSourceFactory& factory,
+ bool /*emptyTag */, Q3TextDocument *doc)
+{
+ const Q3StyleSheetItem* style = sheet->item(name);
+ // first some known tags
+ if (!style)
+ return 0;
+ if (style->name() == QLatin1String("img"))
+ return new Q3TextImage(doc, attr, context, (Q3MimeSourceFactory&)factory);
+ if (style->name() == QLatin1String("hr"))
+ return new Q3TextHorizontalLine(doc, attr, context, (Q3MimeSourceFactory&)factory );
+ return 0;
+}
+#endif
+
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+void Q3TextDocument::registerCustomItem(Q3TextCustomItem *i, Q3TextParagraph *p)
+{
+ if (i && i->placement() != Q3TextCustomItem::PlaceInline) {
+ flow_->registerFloatingItem(i);
+ p->registerFloatingItem(i);
+ i->setParagraph(p);
+ }
+ p->mightHaveCustomItems = mightHaveCustomItems = true;
+}
+
+void Q3TextDocument::unregisterCustomItem(Q3TextCustomItem *i, Q3TextParagraph *p)
+{
+ p->unregisterFloatingItem(i);
+ i->setParagraph(0);
+ flow_->unregisterFloatingItem(i);
+}
+#endif
+
+bool Q3TextDocument::hasFocusParagraph() const
+{
+ return !!focusIndicator.parag;
+}
+
+QString Q3TextDocument::focusHref() const
+{
+ return focusIndicator.href;
+}
+
+QString Q3TextDocument::focusName() const
+{
+ return focusIndicator.name;
+}
+
+bool Q3TextDocument::focusNextPrevChild(bool next)
+{
+ if (!focusIndicator.parag) {
+ if (next) {
+ focusIndicator.parag = fParag;
+ focusIndicator.start = 0;
+ focusIndicator.len = 0;
+ } else {
+ focusIndicator.parag = lParag;
+ focusIndicator.start = lParag->length();
+ focusIndicator.len = 0;
+ }
+ } else {
+ focusIndicator.parag->setChanged(true);
+ }
+ focusIndicator.href.clear();
+ focusIndicator.name.clear();
+
+ if (next) {
+ Q3TextParagraph *p = focusIndicator.parag;
+ int index = focusIndicator.start + focusIndicator.len;
+ while (p) {
+ for (int i = index; i < p->length(); ++i) {
+ if (p->at(i)->isAnchor()) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = p->at(i)->anchorHref();
+ focusIndicator.name = p->at(i)->anchorName();
+ while (i < p->length()) {
+ if (!p->at(i)->isAnchor())
+ return true;
+ focusIndicator.len++;
+ i++;
+ }
+#ifndef QT_NO_TEXTCUSTOMITEM
+ } else if (p->at(i)->isCustom()) {
+ if (p->at(i)->customItem()->isNested()) {
+ Q3TextTable *t = (Q3TextTable*)p->at(i)->customItem();
+ QList<Q3TextTableCell *> cells = t->tableCells();
+ // first try to continue
+ int idx;
+ bool resetCells = true;
+ for (idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ if (c->richText()->hasFocusParagraph()) {
+ if (c->richText()->focusNextPrevChild(next)) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = c->richText()->focusHref();
+ focusIndicator.name = c->richText()->focusName();
+ return true;
+ } else {
+ resetCells = false;
+ ++idx;
+ break;
+ }
+ }
+ }
+ // now really try
+ if (resetCells)
+ idx = 0;
+ for (; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ if (c->richText()->focusNextPrevChild(next)) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = c->richText()->focusHref();
+ focusIndicator.name = c->richText()->focusName();
+ return true;
+ }
+ }
+ }
+#endif
+ }
+ }
+ index = 0;
+ p = p->next();
+ }
+ } else {
+ Q3TextParagraph *p = focusIndicator.parag;
+ int index = focusIndicator.start - 1;
+ if (focusIndicator.len == 0 && index < focusIndicator.parag->length() - 1)
+ index++;
+ while (p) {
+ for (int i = index; i >= 0; --i) {
+ if (p->at(i)->isAnchor()) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = p->at(i)->anchorHref();
+ focusIndicator.name = p->at(i)->anchorName();
+ while (i >= -1) {
+ if (i < 0 || !p->at(i)->isAnchor()) {
+ focusIndicator.start++;
+ return true;
+ }
+ if (i < 0)
+ break;
+ focusIndicator.len++;
+ focusIndicator.start--;
+ i--;
+ }
+#ifndef QT_NO_TEXTCUSTOMITEM
+ } else if (p->at(i)->isCustom()) {
+ if (p->at(i)->customItem()->isNested()) {
+ Q3TextTable *t = (Q3TextTable*)p->at(i)->customItem();
+ QList<Q3TextTableCell *> cells = t->tableCells();
+ // first try to continue
+ int idx;
+ bool resetCells = true;
+ for (idx = cells.size()-1; idx >= 0; --idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ if (c->richText()->hasFocusParagraph()) {
+ if (c->richText()->focusNextPrevChild(next)) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = c->richText()->focusHref();
+ focusIndicator.name = c->richText()->focusName();
+ return true;
+ } else {
+ resetCells = false;
+ --idx;
+ break;
+ }
+ }
+ }
+ // now really try
+ if (resetCells)
+ idx = cells.size()-1;
+ for (; idx >= 0; --idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ if (c->richText()->focusNextPrevChild(next)) {
+ p->setChanged(true);
+ focusIndicator.parag = p;
+ focusIndicator.start = i;
+ focusIndicator.len = 0;
+ focusIndicator.href = c->richText()->focusHref();
+ focusIndicator.name = c->richText()->focusName();
+ return true;
+ }
+ }
+ }
+#endif
+ }
+ }
+ p = p->prev();
+ if (p)
+ index = p->length() - 1;
+ }
+ }
+
+ focusIndicator.parag = 0;
+
+ return false;
+}
+
+int Q3TextDocument::length() const
+{
+ int l = -1;
+ Q3TextParagraph *p = fParag;
+ while (p) {
+ l += p->length();
+ p = p->next();
+ }
+ return qMax(0,l);
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+int Q3TextFormat::width(const QChar &c) const
+{
+ if (c.unicode() == 0xad) // soft hyphen
+ return 0;
+ if (!pntr || !pntr->isActive()) {
+ if (c == QLatin1Char('\t'))
+ return fm.width(QLatin1Char(' '));
+ if (ha == AlignNormal) {
+ int w;
+ if (c.row())
+ w = fm.width(c);
+ else
+ w = widths[c.unicode()];
+ if (w == 0 && !c.row()) {
+ w = fm.width(c);
+ ((Q3TextFormat*)this)->widths[c.unicode()] = w;
+ }
+ return w;
+ } else {
+ QFont f(fn);
+ if (usePixelSizes)
+ f.setPixelSize((f.pixelSize() * 2) / 3);
+ else
+ f.setPointSize((f.pointSize() * 2) / 3);
+ QFontMetrics fm_(f);
+ return fm_.width(c);
+ }
+ }
+
+ QFont f(fn);
+ if (ha != AlignNormal) {
+ if (usePixelSizes)
+ f.setPixelSize((f.pixelSize() * 2) / 3);
+ else
+ f.setPointSize((f.pointSize() * 2) / 3);
+ }
+ applyFont(f);
+
+ return pntr_fm->width(c);
+}
+
+int Q3TextFormat::width(const QString &str, int pos) const
+{
+ int w = 0;
+ if (str.unicode()[pos].unicode() == 0xad)
+ return w;
+ if (!pntr || !pntr->isActive()) {
+ if (ha == AlignNormal) {
+ w = fm.charWidth(str, pos);
+ } else {
+ QFont f(fn);
+ if (usePixelSizes)
+ f.setPixelSize((f.pixelSize() * 2) / 3);
+ else
+ f.setPointSize((f.pointSize() * 2) / 3);
+ QFontMetrics fm_(f);
+ w = fm_.charWidth(str, pos);
+ }
+ } else {
+ QFont f(fn);
+ if (ha != AlignNormal) {
+ if (usePixelSizes)
+ f.setPixelSize((f.pixelSize() * 2) / 3);
+ else
+ f.setPointSize((f.pointSize() * 2) / 3);
+ }
+ applyFont(f);
+ w = pntr_fm->charWidth(str, pos);
+ }
+ return w;
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextString::Q3TextString()
+{
+ bidiDirty = true;
+ bidi = false;
+ rightToLeft = false;
+ dir = QChar::DirON;
+}
+
+Q3TextString::Q3TextString(const Q3TextString &s)
+{
+ bidiDirty = true;
+ bidi = s.bidi;
+ rightToLeft = s.rightToLeft;
+ dir = s.dir;
+ data = s.data;
+ data.detach();
+ for (int i = 0; i < (int)data.size(); ++i) {
+ Q3TextFormat *f = data[i].format();
+ if (f)
+ f->addRef();
+ }
+}
+
+void Q3TextString::insert(int index, const QString &s, Q3TextFormat *f)
+{
+ insert(index, s.unicode(), s.length(), f);
+}
+
+void Q3TextString::insert(int index, const QChar *unicode, int len, Q3TextFormat *f)
+{
+ int os = data.size();
+ data.resize(data.size() + len);
+ if (index < os) {
+ memmove(data.data() + index + len, data.data() + index,
+ sizeof(Q3TextStringChar) * (os - index));
+ }
+ Q3TextStringChar *ch = data.data() + index;
+ for (int i = 0; i < len; ++i) {
+ ch->x = 0;
+ ch->lineStart = 0;
+ ch->nobreak = false;
+ ch->type = Q3TextStringChar::Regular;
+ ch->p.format = f;
+ ch->rightToLeft = 0;
+ ch->c = unicode[i];
+ ++ch;
+ }
+ bidiDirty = true;
+}
+
+Q3TextString::~Q3TextString()
+{
+ clear();
+}
+
+void Q3TextString::insert(int index, Q3TextStringChar *c, bool doAddRefFormat )
+{
+ int os = data.size();
+ data.resize(data.size() + 1);
+ if (index < os) {
+ memmove(data.data() + index + 1, data.data() + index,
+ sizeof(Q3TextStringChar) * (os - index));
+ }
+ Q3TextStringChar &ch = data[(int)index];
+ ch.c = c->c;
+ ch.x = 0;
+ ch.lineStart = 0;
+ ch.rightToLeft = 0;
+ ch.p.format = 0;
+ ch.type = Q3TextStringChar::Regular;
+ ch.nobreak = false;
+ if (doAddRefFormat && c->format())
+ c->format()->addRef();
+ ch.setFormat(c->format());
+ bidiDirty = true;
+}
+
+int Q3TextString::appendParagraphs( Q3TextParagraph *start, Q3TextParagraph *end )
+{
+ int paragCount = 0;
+ int newLength = data.size();
+ for (Q3TextParagraph *p = start; p != end; p = p->next()) {
+ newLength += p->length();
+ ++paragCount;
+ }
+
+ const int oldLength = data.size();
+ data.resize(newLength);
+
+ Q3TextStringChar *d = &data[oldLength];
+ for (Q3TextParagraph *p = start; p != end; p = p->next()) {
+ const Q3TextStringChar * const src = p->at(0);
+ int i = 0;
+ for (; i < p->length() - 1; ++i) {
+ d[i].c = src[i].c;
+ d[i].x = 0;
+ d[i].lineStart = 0;
+ d[i].rightToLeft = 0;
+ d[i].type = Q3TextStringChar::Regular;
+ d[i].nobreak = false;
+ d[i].p.format = src[i].format();
+ if (d[i].p.format)
+ d[i].p.format->addRef();
+ }
+ d[i].x = 0;
+ d[i].lineStart = 0;
+ d[i].nobreak = false;
+ d[i].type = Q3TextStringChar::Regular;
+ d[i].p.format = 0;
+ d[i].rightToLeft = 0;
+ d[i].c = QLatin1Char('\n');
+ d += p->length();
+ }
+
+ bidiDirty = true;
+ return paragCount;
+}
+
+void Q3TextString::truncate(int index)
+{
+ index = qMax(index, 0);
+ index = qMin(index, (int)data.size() - 1);
+ if (index < (int)data.size()) {
+ for (int i = index + 1; i < (int)data.size(); ++i) {
+ Q3TextStringChar &ch = data[i];
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!(ch.type == Q3TextStringChar::Regular)) {
+ delete ch.customItem();
+ if (ch.p.custom->format)
+ ch.p.custom->format->removeRef();
+ delete ch.p.custom;
+ ch.p.custom = 0;
+ } else
+#endif
+ if (ch.format()) {
+ ch.format()->removeRef();
+ }
+ }
+ }
+ data.resize(index);
+ bidiDirty = true;
+}
+
+void Q3TextString::remove(int index, int len)
+{
+ for (int i = index; i < (int)data.size() && i - index < len; ++i) {
+ Q3TextStringChar &ch = data[i];
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!(ch.type == Q3TextStringChar::Regular)) {
+ delete ch.customItem();
+ if (ch.p.custom->format)
+ ch.p.custom->format->removeRef();
+ delete ch.p.custom;
+ ch.p.custom = 0;
+ } else
+#endif
+ if (ch.format()) {
+ ch.format()->removeRef();
+ }
+ }
+ memmove(data.data() + index, data.data() + index + len,
+ sizeof(Q3TextStringChar) * (data.size() - index - len));
+ data.resize(data.size() - len);
+ bidiDirty = true;
+}
+
+void Q3TextString::clear()
+{
+ for (int i = 0; i < (int)data.count(); ++i) {
+ Q3TextStringChar &ch = data[i];
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!(ch.type == Q3TextStringChar::Regular)) {
+ if (ch.customItem() && ch.customItem()->placement() == Q3TextCustomItem::PlaceInline)
+ delete ch.customItem();
+ if (ch.p.custom->format)
+ ch.p.custom->format->removeRef();
+ delete ch.p.custom;
+ ch.p.custom = 0;
+ } else
+#endif
+ if (ch.format()) {
+ ch.format()->removeRef();
+ }
+ }
+ data.resize(0);
+ bidiDirty = true;
+}
+
+void Q3TextString::setFormat(int index, Q3TextFormat *f, bool useCollection)
+{
+ Q3TextStringChar &ch = data[index];
+ if (useCollection && ch.format())
+ ch.format()->removeRef();
+ ch.setFormat(f);
+}
+
+void Q3TextString::checkBidi() const
+{
+ // ############ fix BIDI handling
+ Q3TextString *that = (Q3TextString *)this;
+ that->bidiDirty = false;
+ int length = data.size();
+ if (!length) {
+ that->bidi = rightToLeft;
+ that->rightToLeft = (dir == QChar::DirR);
+ return;
+ }
+
+ if (dir == QChar::DirR) {
+ that->rightToLeft = true;
+ } else if (dir == QChar::DirL) {
+ that->rightToLeft = false;
+ } else {
+ that->rightToLeft = (QApplication::layoutDirection() == Qt::RightToLeft);
+ }
+
+ const Q3TextStringChar *start = data.data();
+ const Q3TextStringChar *end = start + length;
+
+ ((Q3TextString *)this)->stringCache = toString(data);
+
+ // determines the properties we need for layouting
+ QTextEngine textEngine;
+ textEngine.text = toString();
+ textEngine.option.setTextDirection(rightToLeft ? Qt::RightToLeft : Qt::LeftToRight);
+ textEngine.itemize();
+ const HB_CharAttributes *ca = textEngine.attributes() + length-1;
+ Q3TextStringChar *ch = (Q3TextStringChar *)end - 1;
+ QScriptItem *item = &textEngine.layoutData->items[textEngine.layoutData->items.size()-1];
+ unsigned char bidiLevel = item->analysis.bidiLevel;
+ that->bidi = (bidiLevel || rightToLeft);
+ int pos = length-1;
+ while (ch >= start) {
+ if (item->position > pos) {
+ --item;
+ Q_ASSERT(item >= &textEngine.layoutData->items[0]);
+ bidiLevel = item->analysis.bidiLevel;
+ if (bidiLevel)
+ that->bidi = true;
+ }
+ ch->softBreak = ca->lineBreakType >= HB_Break;
+ ch->whiteSpace = ca->whiteSpace;
+ ch->charStop = ca->charStop;
+ ch->bidiLevel = bidiLevel;
+ ch->rightToLeft = (bidiLevel%2);
+ --ch;
+ --ca;
+ --pos;
+ }
+}
+
+void Q3TextDocument::setStyleSheet(Q3StyleSheet *s)
+{
+ if (!s)
+ return;
+ sheet_ = s;
+ list_tm = list_bm = par_tm = par_bm = 12;
+ list_lm = 40;
+ li_tm = li_bm = 0;
+ Q3StyleSheetItem* item = s->item(QLatin1String("ol"));
+ if (item) {
+ list_tm = qMax(0,item->margin(Q3StyleSheetItem::MarginTop));
+ list_bm = qMax(0,item->margin(Q3StyleSheetItem::MarginBottom));
+ list_lm = qMax(0,item->margin(Q3StyleSheetItem::MarginLeft));
+ }
+ if ((item = s->item(QLatin1String("li")))) {
+ li_tm = qMax(0,item->margin(Q3StyleSheetItem::MarginTop));
+ li_bm = qMax(0,item->margin(Q3StyleSheetItem::MarginBottom));
+ }
+ if ((item = s->item(QLatin1String("p")))) {
+ par_tm = qMax(0,item->margin(Q3StyleSheetItem::MarginTop));
+ par_bm = qMax(0,item->margin(Q3StyleSheetItem::MarginBottom));
+ }
+}
+
+void Q3TextDocument::setUnderlineLinks(bool b) {
+ underlLinks = b;
+ for (int idx = 0; idx < childList.size(); ++idx) {
+ Q3TextDocument *dc = childList.at(idx);
+ dc->setUnderlineLinks(b);
+ }
+}
+
+void Q3TextStringChar::setFormat(Q3TextFormat *f)
+{
+ if (type == Regular) {
+ p.format = f;
+ } else {
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (!p.custom) {
+ p.custom = new CustomData;
+ p.custom->custom = 0;
+ }
+ p.custom->format = f;
+#endif
+ }
+}
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+void Q3TextStringChar::setCustomItem(Q3TextCustomItem *i)
+{
+ if (type == Regular) {
+ Q3TextFormat *f = format();
+ p.custom = new CustomData;
+ p.custom->format = f;
+ } else {
+ delete p.custom->custom;
+ }
+ p.custom->custom = i;
+ type = (type == Anchor ? CustomAnchor : Custom);
+}
+
+void Q3TextStringChar::loseCustomItem()
+{
+ if (type == Custom) {
+ Q3TextFormat *f = p.custom->format;
+ p.custom->custom = 0;
+ delete p.custom;
+ type = Regular;
+ p.format = f;
+ } else if (type == CustomAnchor) {
+ p.custom->custom = 0;
+ type = Anchor;
+ }
+}
+
+#endif
+
+QString Q3TextStringChar::anchorName() const
+{
+ if (type == Regular)
+ return QString();
+ else
+ return p.custom->anchorName;
+}
+
+QString Q3TextStringChar::anchorHref() const
+{
+ if (type == Regular)
+ return QString();
+ else
+ return p.custom->anchorHref;
+}
+
+void Q3TextStringChar::setAnchor(const QString& name, const QString& href)
+{
+ if (type == Regular) {
+ Q3TextFormat *f = format();
+ p.custom = new CustomData;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ p.custom->custom = 0;
+#endif
+ p.custom->format = f;
+ type = Anchor;
+ } else if (type == Custom) {
+ type = CustomAnchor;
+ }
+ p.custom->anchorName = name;
+ p.custom->anchorHref = href;
+}
+
+
+int Q3TextString::width(int idx) const
+{
+ int w = 0;
+ Q3TextStringChar *c = &at(idx);
+ if (!c->charStop || c->c.unicode() == 0xad || c->c.unicode() == 0x2028)
+ return 0;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if(c->isCustom()) {
+ if(c->customItem()->placement() == Q3TextCustomItem::PlaceInline)
+ w = c->customItem()->width;
+ } else
+#endif
+ {
+ int r = c->c.row();
+ if(r < 0x06
+#ifndef Q_WS_WIN
+ // Uniscribe's handling of Asian makes the condition below fail.
+ || (r > 0x1f && !(r > 0xd7 && r < 0xe0))
+#endif
+ ) {
+ w = c->format()->width(c->c);
+ } else {
+ // complex text. We need some hacks to get the right metric here
+ w = c->format()->width(toString(), idx);
+ }
+ }
+ return w;
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextParagraph::Q3TextParagraph(Q3TextDocument *dc, Q3TextParagraph *pr, Q3TextParagraph *nx, bool updateIds)
+ : p(pr), n(nx), docOrPseudo(dc),
+ changed(false), firstFormat(true), firstPProcess(true), needPreProcess(false), fullWidth(true),
+ lastInFrame(false), visible(true), breakable(true), movedDown(false),
+ mightHaveCustomItems(false), hasdoc(dc != 0), litem(false), rtext(false),
+ align(0), lstyle(Q3StyleSheetItem::ListDisc), invalid(0), mSelections(0),
+#ifndef QT_NO_TEXTCUSTOMITEM
+ mFloatingItems(0),
+#endif
+ utm(0), ubm(0), ulm(0), urm(0), uflm(0), ulinespacing(0),
+ tabStopWidth(0), minwidth(0), tArray(0), eData(0), ldepth(0)
+{
+ lstyle = Q3StyleSheetItem::ListDisc;
+ if (!hasdoc)
+ docOrPseudo = new Q3TextParagraphPseudoDocument;
+ bgcol = 0;
+ list_val = -1;
+ paintdevice = 0;
+ Q3TextFormat* defFormat = formatCollection()->defaultFormat();
+ if (!hasdoc) {
+ tabStopWidth = defFormat->width(QLatin1Char('x')) * 8;
+ pseudoDocument()->commandHistory = new Q3TextCommandHistory(100);
+ }
+
+ if (p)
+ p->n = this;
+ if (n)
+ n->p = this;
+
+ if (!p && hasdoc)
+ document()->setFirstParagraph(this);
+ if (!n && hasdoc)
+ document()->setLastParagraph(this);
+
+ state = -1;
+
+ if (p)
+ id = p->id + 1;
+ else
+ id = 0;
+ if (n && updateIds) {
+ Q3TextParagraph *s = n;
+ while (s) {
+ s->id = s->p->id + 1;
+ s->invalidateStyleCache();
+ s = s->n;
+ }
+ }
+
+ str = new Q3TextString();
+ const QChar ch(QLatin1Char(' '));
+ str->insert(0, &ch, 1, formatCollection()->defaultFormat());
+}
+
+Q3TextParagraph::~Q3TextParagraph()
+{
+ delete str;
+ if (hasdoc) {
+ register Q3TextDocument *doc = document();
+ if (this == doc->minwParag) {
+ doc->minwParag = 0;
+ doc->minw = 0;
+ }
+ if (this == doc->curParag)
+ doc->curParag = 0;
+ } else {
+ delete pseudoDocument();
+ }
+ delete [] tArray;
+ delete eData;
+ QMap<int, QTextLineStart*>::Iterator it = lineStarts.begin();
+ for (; it != lineStarts.end(); ++it)
+ delete *it;
+ if (mSelections)
+ delete mSelections;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (mFloatingItems)
+ delete mFloatingItems;
+#endif
+ if (p)
+ p->setNext(n);
+ if (n)
+ n->setPrev(p);
+ delete bgcol;
+}
+
+void Q3TextParagraph::setNext(Q3TextParagraph *s)
+{
+ n = s;
+ if (!n && hasdoc)
+ document()->setLastParagraph(this);
+}
+
+void Q3TextParagraph::setPrev(Q3TextParagraph *s)
+{
+ p = s;
+ if (!p && hasdoc)
+ document()->setFirstParagraph(this);
+}
+
+void Q3TextParagraph::invalidate(int chr)
+{
+ if (invalid < 0)
+ invalid = chr;
+ else
+ invalid = qMin(invalid, chr);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (mFloatingItems) {
+ for (int idx = 0; idx < mFloatingItems->size(); ++idx) {
+ Q3TextCustomItem *i = mFloatingItems->at(idx);
+ i->ypos = -1;
+ }
+ }
+#endif
+ invalidateStyleCache();
+}
+
+void Q3TextParagraph::invalidateStyleCache()
+{
+ if (list_val < 0)
+ list_val = -1;
+}
+
+
+void Q3TextParagraph::insert(int index, const QString &s)
+{
+ insert(index, s.unicode(), s.length());
+}
+
+void Q3TextParagraph::insert(int index, const QChar *unicode, int len)
+{
+ if (hasdoc && !document()->useFormatCollection() && document()->preProcessor())
+ str->insert(index, unicode, len,
+ document()->preProcessor()->format(Q3TextPreProcessor::Standard));
+ else
+ str->insert(index, unicode, len, formatCollection()->defaultFormat());
+ invalidate(index);
+ needPreProcess = true;
+}
+
+void Q3TextParagraph::truncate(int index)
+{
+ str->truncate(index);
+ insert(length(), QLatin1String(" "));
+ needPreProcess = true;
+}
+
+void Q3TextParagraph::remove(int index, int len)
+{
+ if (index + len - str->length() > 0)
+ return;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int i = index; i < index + len; ++i) {
+ Q3TextStringChar *c = at(i);
+ if (hasdoc && c->isCustom()) {
+ document()->unregisterCustomItem(c->customItem(), this);
+ }
+ }
+#endif
+ str->remove(index, len);
+ invalidate(0);
+ needPreProcess = true;
+}
+
+void Q3TextParagraph::join(Q3TextParagraph *s)
+{
+ int oh = r.height() + s->r.height();
+ n = s->n;
+ if (n)
+ n->p = this;
+ else if (hasdoc)
+ document()->setLastParagraph(this);
+
+ int start = str->length();
+ if (length() > 0 && at(length() - 1)->c == QLatin1Char(' ')) {
+ remove(length() - 1, 1);
+ --start;
+ }
+ append(s->str->toString(), true);
+
+ for (int i = 0; i < s->length(); ++i) {
+ if (!hasdoc || document()->useFormatCollection()) {
+ s->str->at(i).format()->addRef();
+ str->setFormat(i + start, s->str->at(i).format(), true);
+ }
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (s->str->at(i).isCustom()) {
+ Q3TextCustomItem * item = s->str->at(i).customItem();
+ str->at(i + start).setCustomItem(item);
+ s->str->at(i).loseCustomItem();
+ if (hasdoc) {
+ document()->unregisterCustomItem(item, s);
+ document()->registerCustomItem(item, this);
+ }
+ }
+ if (s->str->at(i).isAnchor()) {
+ str->at(i + start).setAnchor(s->str->at(i).anchorName(),
+ s->str->at(i).anchorHref());
+ }
+#endif
+ }
+
+ if (!extraData() && s->extraData()) {
+ setExtraData(s->extraData());
+ s->setExtraData(0);
+ } else if (extraData() && s->extraData()) {
+ extraData()->join(s->extraData());
+ }
+ delete s;
+ invalidate(0);
+ r.setHeight(oh);
+ needPreProcess = true;
+ if (n) {
+ Q3TextParagraph *s = n;
+ s->invalidate(0);
+ while (s) {
+ s->id = s->p->id + 1;
+ s->state = -1;
+ s->needPreProcess = true;
+ s->changed = true;
+ s->invalidateStyleCache();
+ s = s->n;
+ }
+ }
+ format();
+ state = -1;
+}
+
+void Q3TextParagraph::move(int &dy)
+{
+ if (dy == 0)
+ return;
+ changed = true;
+ r.moveBy(0, dy);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (mFloatingItems) {
+ for (int idx = 0; idx < mFloatingItems->size(); ++idx) {
+ Q3TextCustomItem *i = mFloatingItems->at(idx);
+ i->ypos += dy;
+ }
+ }
+#endif
+ if (p)
+ p->lastInFrame = true;
+
+ // do page breaks if required
+ if (hasdoc && document()->isPageBreakEnabled()) {
+ int shift;
+ if ((shift = document()->formatter()->formatVertically( document(), this))) {
+ if (p)
+ p->setChanged(true);
+ dy += shift;
+ }
+ }
+}
+
+void Q3TextParagraph::format(int start, bool doMove)
+{
+ if (!str || str->length() == 0 || !formatter())
+ return;
+
+ if (hasdoc &&
+ document()->preProcessor() &&
+ (needPreProcess || state == -1))
+ document()->preProcessor()->process(document(), this, invalid <= 0 ? 0 : invalid);
+ needPreProcess = false;
+
+ if (invalid == -1)
+ return;
+
+ r.moveTopLeft(QPoint(documentX(), p ? p->r.y() + p->r.height() : documentY()));
+ if (p)
+ p->lastInFrame = false;
+
+ movedDown = false;
+ bool formattedAgain = false;
+
+ formatAgain:
+
+ r.setWidth(documentWidth());
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (hasdoc && mFloatingItems) {
+ for (int idx = 0; idx < mFloatingItems->size(); ++idx) {
+ Q3TextCustomItem *i = mFloatingItems->at(idx);
+ i->ypos = r.y();
+ if (i->placement() == Q3TextCustomItem::PlaceRight) {
+ i->xpos = r.x() + r.width() - i->width;
+ }
+ }
+ }
+#endif
+ QMap<int, QTextLineStart*> oldLineStarts = lineStarts;
+ lineStarts.clear();
+ int y = formatter()->format(document(), this, start, oldLineStarts);
+
+
+ r.setWidth(qMax(r.width(), formatter()->minimumWidth()));
+
+
+ QMap<int, QTextLineStart*>::Iterator it = oldLineStarts.begin();
+
+ for (; it != oldLineStarts.end(); ++it)
+ delete *it;
+
+ if (!hasdoc) { // qt_format_text bounding rect handling
+ it = lineStarts.begin();
+ int usedw = 0;
+ for (; it != lineStarts.end(); ++it)
+ usedw = qMax(usedw, (*it)->w);
+ if (r.width() <= 0) {
+ // if the user specifies an invalid rect, this means that the
+ // bounding box should grow to the width that the text actually
+ // needs
+ r.setWidth(usedw);
+ } else {
+ r.setWidth(qMin(usedw, r.width()));
+ }
+ }
+
+ if (y != r.height())
+ r.setHeight(y);
+
+ if (!visible) {
+ r.setHeight(0);
+ } else {
+ int minw = minwidth = formatter()->minimumWidth();
+ int wused = formatter()->widthUsed();
+ wused = qMax(minw, wused);
+ if (hasdoc) {
+ document()->setMinimumWidth(minw, wused, this);
+ } else {
+ pseudoDocument()->minw = qMax(pseudoDocument()->minw, minw);
+ pseudoDocument()->wused = qMax(pseudoDocument()->wused, wused);
+ }
+ }
+
+ // do page breaks if required
+ if (hasdoc && document()->isPageBreakEnabled()) {
+ int shift = document()->formatter()->formatVertically(document(), this);
+ if (shift && !formattedAgain) {
+ formattedAgain = true;
+ goto formatAgain;
+ }
+ }
+
+ if (n && doMove && n->invalid == -1 && r.y() + r.height() != n->r.y()) {
+ int dy = (r.y() + r.height()) - n->r.y();
+ Q3TextParagraph *s = n;
+ bool makeInvalid = p && p->lastInFrame;
+ while (s && dy) {
+ if (!s->isFullWidth())
+ makeInvalid = true;
+ if (makeInvalid)
+ s->invalidate(0);
+ s->move(dy);
+ if (s->lastInFrame)
+ makeInvalid = true;
+ s = s->n;
+ }
+ }
+
+ firstFormat = false;
+ changed = true;
+ invalid = -1;
+ //##### string()->setTextChanged(false);
+}
+
+int Q3TextParagraph::lineHeightOfChar(int i, int *bl, int *y) const
+{
+ if (!isValid())
+ ((Q3TextParagraph*)this)->format();
+
+ QMap<int, QTextLineStart*>::ConstIterator it = lineStarts.end();
+ --it;
+ for (;;) {
+ if (i >= it.key()) {
+ if (bl)
+ *bl = (*it)->baseLine;
+ if (y)
+ *y = (*it)->y;
+ return (*it)->h;
+ }
+ if (it == lineStarts.begin())
+ break;
+ --it;
+ }
+
+ qWarning("Q3TextParagraph::lineHeightOfChar: couldn't find lh for %d", i);
+ return 15;
+}
+
+Q3TextStringChar *Q3TextParagraph::lineStartOfChar(int i, int *index, int *line) const
+{
+ if (!isValid())
+ ((Q3TextParagraph*)this)->format();
+
+ int l = (int)lineStarts.count() - 1;
+ QMap<int, QTextLineStart*>::ConstIterator it = lineStarts.end();
+ --it;
+ for (;;) {
+ if (i >= it.key()) {
+ if (index)
+ *index = it.key();
+ if (line)
+ *line = l;
+ return &str->at(it.key());
+ }
+ if (it == lineStarts.begin())
+ break;
+ --it;
+ --l;
+ }
+
+ qWarning("Q3TextParagraph::lineStartOfChar: couldn't find %d", i);
+ return 0;
+}
+
+int Q3TextParagraph::lines() const
+{
+ if (!isValid())
+ ((Q3TextParagraph*)this)->format();
+
+ return (int)lineStarts.count();
+}
+
+Q3TextStringChar *Q3TextParagraph::lineStartOfLine(int line, int *index) const
+{
+ if (!isValid())
+ ((Q3TextParagraph*)this)->format();
+
+ if (line >= 0 && line < (int)lineStarts.count()) {
+ QMap<int, QTextLineStart*>::ConstIterator it = lineStarts.begin();
+ while (line-- > 0)
+ ++it;
+ int i = it.key();
+ if (index)
+ *index = i;
+ return &str->at(i);
+ }
+
+ qWarning("Q3TextParagraph::lineStartOfLine: couldn't find %d", line);
+ return 0;
+}
+
+int Q3TextParagraph::leftGap() const
+{
+ if (!isValid())
+ ((Q3TextParagraph*)this)->format();
+
+ if (str->length() == 0)
+ return 0;
+
+ int line = 0;
+ int x = str->length() ? str->at(0).x : 0; /* set x to x of first char */
+ if (str->isBidi()) {
+ for (int i = 1; i < str->length()-1; ++i)
+ x = qMin(x, str->at(i).x);
+ return x;
+ }
+
+ QMap<int, QTextLineStart*>::ConstIterator it = lineStarts.begin();
+ while (line < (int)lineStarts.count()) {
+ int i = it.key(); /* char index */
+ x = qMin(x, str->at(i).x);
+ ++it;
+ ++line;
+ }
+ return x;
+}
+
+void Q3TextParagraph::setFormat(int index, int len, Q3TextFormat *f, bool useCollection, int flags)
+{
+ if (!f)
+ return;
+ if (index < 0)
+ index = 0;
+ if (index > str->length() - 1)
+ index = str->length() - 1;
+ if (index + len >= str->length())
+ len = str->length() - index;
+
+ Q3TextFormatCollection *fc = 0;
+ if (useCollection)
+ fc = formatCollection();
+ Q3TextFormat *of;
+ for (int i = 0; i < len; ++i) {
+ of = str->at(i + index).format();
+ if (!changed && (!of || f->key() != of->key()))
+ changed = true;
+ if (invalid == -1 &&
+ (f->font().family() != of->font().family() ||
+ f->font().pointSize() != of->font().pointSize() ||
+ f->font().weight() != of->font().weight() ||
+ f->font().italic() != of->font().italic() ||
+ f->vAlign() != of->vAlign())) {
+ invalidate(0);
+ }
+ if (flags == -1 || flags == Q3TextFormat::Format || !fc) {
+ if (fc)
+ f = fc->format(f);
+ str->setFormat(i + index, f, useCollection);
+ } else {
+ Q3TextFormat *fm = fc->format(of, f, flags);
+ str->setFormat(i + index, fm, useCollection);
+ }
+ }
+}
+
+void Q3TextParagraph::indent(int *oldIndent, int *newIndent)
+{
+ if (!hasdoc || !document()->indent() || isListItem()) {
+ if (oldIndent)
+ *oldIndent = 0;
+ if (newIndent)
+ *newIndent = 0;
+ if (oldIndent && newIndent)
+ *newIndent = *oldIndent;
+ return;
+ }
+ document()->indent()->indent(document(), this, oldIndent, newIndent);
+}
+
+void Q3TextParagraph::paint(QPainter &painter, const QPalette &pal, Q3TextCursor *cursor,
+ bool drawSelections, int clipx, int clipy, int clipw, int cliph)
+{
+ if (!visible)
+ return;
+ int i, y, h, baseLine, xstart, xend = 0;
+ i = y =h = baseLine = 0;
+ QRect cursorRect;
+ drawSelections &= (mSelections != 0);
+ // macintosh full-width selection style
+ bool fullWidthStyle = QApplication::style()->styleHint(QStyle::SH_RichText_FullWidthSelection);
+ int fullSelectionWidth = 0;
+ if (drawSelections && fullWidthStyle)
+ fullSelectionWidth = (hasdoc ? document()->width() : r.width());
+
+ QString qstr = str->toString();
+ qstr.detach();
+ // ### workaround so that \n are not drawn, actually this should
+ // be fixed in QFont somewhere (under Windows you get ugly boxes
+ // otherwise)
+ QChar* uc = (QChar*) qstr.unicode();
+ for (int ii = 0; ii < qstr.length(); ii++)
+ if (uc[(int)ii]== QLatin1Char(QLatin1Char('\n')) || uc[(int)ii] == QLatin1Char('\t'))
+ uc[(int)ii] = 0x20;
+
+ int line = -1;
+ int paintStart = 0;
+ Q3TextStringChar *chr = 0;
+ Q3TextStringChar *nextchr = at(0);
+ for (i = 0; i < length(); i++) {
+ chr = nextchr;
+ if (i < length()-1)
+ nextchr = at(i+1);
+
+ // we flush at end of document
+ bool flush = (i == length()-1);
+ bool ignoreSoftHyphen = false;
+ if (!flush) {
+ // we flush at end of line
+ flush |= nextchr->lineStart;
+ // we flush on format changes
+ flush |= (nextchr->format() != chr->format());
+ // we flush on link changes
+ flush |= (nextchr->isLink() != chr->isLink());
+ // we flush on start of run
+ flush |= (nextchr->bidiLevel != chr->bidiLevel);
+ // we flush on bidi changes
+ flush |= (nextchr->rightToLeft != chr->rightToLeft);
+ // we flush before and after tabs
+ flush |= (chr->c == QLatin1Char('\t') || nextchr->c == QLatin1Char('\t'));
+ // we flush on soft hyphens
+ if (chr->c.unicode() == 0xad) {
+ flush = true;
+ if (!nextchr->lineStart)
+ ignoreSoftHyphen = true;
+ }
+ // we flush on custom items
+ flush |= chr->isCustom();
+ // we flush before custom items
+ flush |= nextchr->isCustom();
+ // when painting justified, we flush on spaces
+ if ((alignment() & Qt::AlignJustify) == Qt::AlignJustify)
+ flush |= chr->whiteSpace;
+ }
+
+ // init a new line
+ if (chr->lineStart) {
+ ++line;
+ paintStart = i;
+ lineInfo(line, y, h, baseLine);
+ if (clipy != -1 && cliph != 0 && y + r.y() - h > clipy + cliph) { // outside clip area, leave
+ break;
+ }
+
+ // if this is the first line and we are a list item, draw the the bullet label
+ if (line == 0 && isListItem()) {
+ int x = chr->x;
+ if (str->isBidi()) {
+ if (str->isRightToLeft()) {
+ x = chr->x + str->width(0);
+ for (int k = 1; k < length(); ++k) {
+ if (str->at(k).lineStart)
+ break;
+ x = qMax(x, str->at(k).x + str->width(k));
+ }
+ } else {
+ x = chr->x;
+ for (int k = 1; k < length(); ++k) {
+ if (str->at(k).lineStart)
+ break;
+ x = qMin(x, str->at(k).x);
+ }
+ }
+ }
+ drawLabel(&painter, x, y, 0, 0, baseLine, pal);
+ }
+ }
+
+ // check for cursor mark
+ if (cursor && this == cursor->paragraph() && i == cursor->index()) {
+ Q3TextStringChar *c = i == 0 ? chr : chr - 1;
+ cursorRect.setRect(cursor->x() , y + baseLine - c->format()->ascent(),
+ 1, c->format()->height());
+ }
+
+ if (flush) { // something changed, draw what we have so far
+ if (chr->rightToLeft) {
+ xstart = chr->x;
+ xend = at(paintStart)->x + str->width(paintStart);
+ } else {
+ xstart = at(paintStart)->x;
+ xend = chr->x;
+ if (i < length() - 1) {
+ if (!str->at(i + 1).lineStart &&
+ str->at(i + 1).rightToLeft == chr->rightToLeft)
+ xend = str->at(i + 1).x;
+ else
+ xend += str->width(i);
+ }
+ }
+
+ if ((clipx == -1 || clipw <= 0 || (xend >= clipx && xstart <= clipx + clipw)) &&
+ (clipy == -1 || clipy < y+r.y()+h)) {
+ if (!chr->isCustom())
+ drawString(painter, qstr, paintStart, i - paintStart + (ignoreSoftHyphen ? 0 : 1), xstart, y,
+ baseLine, xend-xstart, h, drawSelections, fullSelectionWidth,
+ chr, pal, chr->rightToLeft);
+#ifndef QT_NO_TEXTCUSTOMITEM
+ else if (chr->customItem()->placement() == Q3TextCustomItem::PlaceInline) {
+ bool inSelection = false;
+ if (drawSelections) {
+ QMap<int, Q3TextParagraphSelection>::ConstIterator it = mSelections->constFind(Q3TextDocument::Standard);
+ inSelection = (it != mSelections->constEnd() && (*it).start <= i && (*it).end > i);
+ }
+ chr->customItem()->draw(&painter, chr->x, y,
+ clipx == -1 ? clipx : (clipx - r.x()),
+ clipy == -1 ? clipy : (clipy - r.y()),
+ clipw, cliph, pal, inSelection);
+ }
+#endif
+ }
+ paintStart = i+1;
+ }
+
+ }
+
+ // time to draw the cursor
+ const int cursor_extent = 4;
+ if (!cursorRect.isNull() && cursor &&
+ ((clipx == -1 || clipw == -1) || (cursorRect.right()+cursor_extent >= clipx && cursorRect.left()-cursor_extent <= clipx + clipw))) {
+ painter.fillRect(cursorRect, pal.color(QPalette::Text));
+ painter.save();
+ if (string()->isBidi()) {
+ if (at(cursor->index())->rightToLeft) {
+ painter.setPen(Qt::black);
+ painter.drawLine(cursorRect.x(), cursorRect.y(), cursorRect.x() - cursor_extent / 2, cursorRect.y() + cursor_extent / 2);
+ painter.drawLine(cursorRect.x(), cursorRect.y() + cursor_extent, cursorRect.x() - cursor_extent / 2, cursorRect.y() + cursor_extent / 2);
+ } else {
+ painter.setPen(Qt::black);
+ painter.drawLine(cursorRect.x(), cursorRect.y(), cursorRect.x() + cursor_extent / 2, cursorRect.y() + cursor_extent / 2);
+ painter.drawLine(cursorRect.x(), cursorRect.y() + cursor_extent, cursorRect.x() + cursor_extent / 2, cursorRect.y() + cursor_extent / 2);
+ }
+ }
+ painter.restore();
+ }
+}
+
+//#define BIDI_DEBUG
+
+void Q3TextParagraph::setColorForSelection(QColor &color, QPainter &painter,
+ const QPalette &pal, int selection)
+{
+ if (selection < 0)
+ return;
+ color = (hasdoc && selection != Q3TextDocument::Standard) ?
+ document()->selectionColor(selection) :
+ pal.color(QPalette::Highlight);
+ QColor text = (hasdoc && document()->hasSelectionTextColor(selection)) ? document()->selectionTextColor(selection) : pal.color(QPalette::HighlightedText);
+ if (text.isValid())
+ painter.setPen(text);
+}
+
+void Q3TextParagraph::drawString(QPainter &painter, const QString &str, int start, int len,
+ int xstart, int y, int baseLine, int w, int h,
+ bool drawSelections, int fullSelectionWidth,
+ Q3TextStringChar *formatChar, const QPalette& pal,
+ bool rightToLeft)
+{
+ bool plainText = hasdoc ? document()->textFormat() == Qt::PlainText : false;
+ Q3TextFormat* format = formatChar->format();
+
+ int textFlags = int(rightToLeft ? Qt::TextForceRightToLeft : Qt::TextForceLeftToRight);
+
+ if (!plainText || (hasdoc && format->color() != document()->formatCollection()->defaultFormat()->color()))
+ painter.setPen(QPen(format->color()));
+ else
+ painter.setPen(pal.text().color());
+ painter.setFont(format->font());
+
+ if (hasdoc && formatChar->isAnchor() && !formatChar->anchorHref().isEmpty()) {
+ if (format->useLinkColor())
+ painter.setPen(document()->linkColor.isValid() ? document()->linkColor :
+ pal.link().color());
+ if (document()->underlineLinks()) {
+ QFont fn = format->font();
+ fn.setUnderline(true);
+ painter.setFont(fn);
+ }
+ }
+
+ int real_length = len;
+ if (len && !rightToLeft && start + len == length()) // don't draw the last character (trailing space)
+ len--;
+ if (len && str.unicode()[start+len-1] == QChar::LineSeparator)
+ len--;
+
+
+ Q3TextFormat::VerticalAlignment vAlign = format->vAlign();
+ if (vAlign != Q3TextFormat::AlignNormal) {
+ // sub or superscript
+ QFont f(painter.font());
+ if (format->fontSizesInPixels())
+ f.setPixelSize((f.pixelSize() * 2) / 3);
+ else
+ f.setPointSize((f.pointSize() * 2) / 3);
+ painter.setFont(f);
+ int h = painter.fontMetrics().height();
+ baseLine += (vAlign == Q3TextFormat::AlignSubScript) ? h/6 : -h/2;
+ }
+
+ bool allSelected = false;
+ if (drawSelections) {
+ QMap<int, Q3TextParagraphSelection>::ConstIterator it = mSelections->constFind(Q3TextDocument::Standard);
+ allSelected = (it != mSelections->constEnd() && (*it).start <= start && (*it).end >= start+len);
+ }
+ if (!allSelected)
+ painter.drawText(QPointF(xstart, y + baseLine), str.mid(start, len), textFlags, /*justificationPadding*/0);
+
+#ifdef BIDI_DEBUG
+ painter.save();
+ painter.setPen (Qt::red);
+ painter.drawLine(xstart, y, xstart, y + baseLine);
+ painter.drawLine(xstart, y + baseLine/2, xstart + 10, y + baseLine/2);
+ int w = 0;
+ int i = 0;
+ while(i < len)
+ w += painter.fontMetrics().charWidth(str, start + i++);
+ painter.setPen (Qt::blue);
+ painter.drawLine(xstart + w - 1, y, xstart + w - 1, y + baseLine);
+ painter.drawLine(xstart + w - 1, y + baseLine/2, xstart + w - 1 - 10, y + baseLine/2);
+ painter.restore();
+#endif
+
+ // check if we are in a selection and draw it
+ if (drawSelections) {
+ QMap<int, Q3TextParagraphSelection>::ConstIterator it = mSelections->constEnd();
+ while (it != mSelections->constBegin()) {
+ --it;
+ int selStart = (*it).start;
+ int selEnd = (*it).end;
+ int tmpw = w;
+
+ selStart = qMax(selStart, start);
+ int real_selEnd = qMin(selEnd, start+real_length);
+ selEnd = qMin(selEnd, start+len);
+ bool extendRight = false;
+ bool extendLeft = false;
+ bool selWrap = (real_selEnd == length()-1 && n && n->hasSelection(it.key()));
+ if (selWrap
+ || ((real_selEnd < this->str->length()) && this->str->at(real_selEnd).lineStart)) {
+ extendRight = (fullSelectionWidth != 0);
+ if (!extendRight && !rightToLeft)
+ tmpw += painter.fontMetrics().width(QLatin1Char(' '));
+ }
+ if (fullSelectionWidth && (selStart == 0 || this->str->at(selStart).lineStart)) {
+ extendLeft = true;
+ }
+ if (this->str->isRightToLeft() != rightToLeft)
+ extendLeft = extendRight = false;
+
+ if (this->str->isRightToLeft()) {
+ bool tmp = extendLeft;
+ extendLeft = extendRight;
+ extendRight = tmp;
+ }
+
+ if (selStart < real_selEnd ||
+ (selWrap && fullSelectionWidth && extendRight &&
+ // don't draw the standard selection on a printer=
+ (it.key() != Q3TextDocument::Standard || !is_printer(&painter)))) {
+ int selection = it.key();
+ QColor color;
+ setColorForSelection(color, painter, pal, selection);
+ if (selStart != start || selEnd != start + len || selWrap) {
+ // have to clip
+ painter.save();
+ int cs, ce;
+ if (rightToLeft) {
+ cs = (selEnd != start + len) ?
+ this->str->at(this->str->previousCursorPosition(selEnd)).x : xstart;
+ ce = (selStart != start) ?
+ this->str->at(this->str->previousCursorPosition(selStart)).x : xstart+tmpw;
+ } else {
+ cs = (selStart != start) ? this->str->at(selStart).x : xstart;
+ ce = (selEnd != start + len) ? this->str->at(selEnd).x : xstart+tmpw;
+ }
+ QRect r(cs, y, ce-cs, h);
+ if (extendLeft)
+ r.setLeft(0);
+ if (extendRight)
+ r.setRight(fullSelectionWidth);
+ QRegion reg(r);
+ if (painter.hasClipping())
+ reg &= painter.clipRegion();
+ painter.setClipRegion(reg);
+ }
+ int xleft = xstart;
+ if (extendLeft) {
+ tmpw += xstart;
+ xleft = 0;
+ }
+ if (extendRight)
+ tmpw = fullSelectionWidth - xleft;
+ if(color.isValid())
+ painter.fillRect(xleft, y, tmpw, h, color);
+ painter.drawText(QPointF(xstart, y + baseLine), str.mid(start, len), textFlags, /*justificationPadding*/0);
+ if (selStart != start || selEnd != start + len || selWrap)
+ painter.restore();
+ }
+ }
+ }
+
+ if (format->isMisspelled()) {
+ painter.save();
+ painter.setPen(QPen(Qt::red, 1, Qt::DotLine));
+ painter.drawLine(xstart, y + baseLine + 1, xstart + w, y + baseLine + 1);
+ painter.restore();
+ }
+
+ if (hasdoc && formatChar->isAnchor() && !formatChar->anchorHref().isEmpty() &&
+ document()->focusIndicator.parag == this &&
+ ((document()->focusIndicator.start >= start &&
+ document()->focusIndicator.start + document()->focusIndicator.len <= start + len)
+ || (document()->focusIndicator.start <= start &&
+ document()->focusIndicator.start + document()->focusIndicator.len >= start + len))) {
+ QStyleOptionFocusRect opt;
+ opt.rect.setRect(xstart, y, w, h);
+#ifndef Q_WS_WIN
+ opt.state = QStyle::State_None;
+#else
+ // force drawing a focus rect but only on windows because it's
+ // configurable by the user in windows settings (see
+ // SH_UnderlineShortcut style hint) and we want to override
+ // this settings.
+ opt.state = QStyle::State_KeyboardFocusChange;
+#endif
+ opt.palette = pal;
+ QApplication::style()->drawPrimitive(QStyle::PE_FrameFocusRect, &opt, &painter);
+ }
+}
+
+void Q3TextParagraph::drawLabel(QPainter* p, int x, int y, int w, int h, int base,
+ const QPalette& pal)
+{
+ QRect r (x, y, w, h);
+ Q3StyleSheetItem::ListStyle s = listStyle();
+
+ p->save();
+ Q3TextFormat *format = at(0)->format();
+ if (format) {
+ p->setPen(format->color());
+ p->setFont(format->font());
+ }
+ QFontMetrics fm(p->fontMetrics());
+ int size = fm.lineSpacing() / 3;
+
+ bool rtl = str->isRightToLeft();
+
+ switch (s) {
+ case Q3StyleSheetItem::ListDecimal:
+ case Q3StyleSheetItem::ListLowerAlpha:
+ case Q3StyleSheetItem::ListUpperAlpha:
+ {
+ if (list_val == -1) { // uninitialised list value, calcluate the right one
+ int depth = listDepth();
+ list_val--;
+ // ### evil, square and expensive. This needs to be done when formatting, not when painting
+ Q3TextParagraph* s = prev();
+ int depth_s;
+ while (s && (depth_s = s->listDepth()) >= depth) {
+ if (depth_s == depth && s->isListItem())
+ list_val--;
+ s = s->prev();
+ }
+ }
+
+ int n = list_val;
+ if (n < -1)
+ n = -n - 1;
+ QString l;
+ switch (s) {
+ case Q3StyleSheetItem::ListLowerAlpha:
+ if (n < 27) {
+ l = QLatin1Char(('a' + (char) (n-1)));
+ break;
+ }
+ case Q3StyleSheetItem::ListUpperAlpha:
+ if (n < 27) {
+ l = QLatin1Char(('A' + (char) (n-1)));
+ break;
+ }
+ break;
+ default: //Q3StyleSheetItem::ListDecimal:
+ l.setNum(n);
+ break;
+ }
+ if (rtl)
+ l.prepend(QLatin1String(" ."));
+ else
+ l += QString::fromLatin1(". ");
+ int x = (rtl ? r.left() : r.right() - fm.width(l));
+ p->drawText(x, r.top() + base, l);
+ }
+ break;
+ case Q3StyleSheetItem::ListSquare:
+ {
+ int x = rtl ? r.left() + size : r.right() - size*2;
+ QRect er(x, r.top() + fm.height() / 2 - size / 2, size, size);
+ p->fillRect(er , pal.brush(QPalette::Text));
+ }
+ break;
+ case Q3StyleSheetItem::ListCircle:
+ {
+ int x = rtl ? r.left() + size : r.right() - size*2;
+ QRect er(x, r.top() + fm.height() / 2 - size / 2, size, size);
+ p->drawEllipse(er);
+ }
+ break;
+ case Q3StyleSheetItem::ListDisc:
+ default:
+ {
+ p->setBrush(pal.brush(QPalette::Text));
+ int x = rtl ? r.left() + size : r.right() - size*2;
+ QRect er(x, r.top() + fm.height() / 2 - size / 2, size, size);
+ p->drawEllipse(er);
+ p->setBrush(Qt::NoBrush);
+ }
+ break;
+ }
+
+ p->restore();
+}
+
+#ifndef QT_NO_DATASTREAM
+void Q3TextParagraph::readStyleInformation(QDataStream &stream)
+{
+ int int_align, int_lstyle;
+ uchar uchar_litem, uchar_rtext, uchar_dir;
+ stream >> int_align >> int_lstyle >> utm >> ubm >> ulm >> urm >> uflm
+ >> ulinespacing >> ldepth >> uchar_litem >> uchar_rtext >> uchar_dir;
+ align = int_align; lstyle = (Q3StyleSheetItem::ListStyle) int_lstyle;
+ litem = uchar_litem; rtext = uchar_rtext; str->setDirection((QChar::Direction)uchar_dir);
+ Q3TextParagraph* s = prev() ? prev() : this;
+ while (s) {
+ s->invalidate(0);
+ s = s->next();
+ }
+}
+
+void Q3TextParagraph::writeStyleInformation(QDataStream& stream) const
+{
+ stream << (int) align << (int) lstyle << utm << ubm << ulm << urm << uflm << ulinespacing << ldepth << (uchar)litem << (uchar)rtext << (uchar)str->direction();
+}
+#endif
+
+
+void Q3TextParagraph::setListItem(bool li)
+{
+ if ((bool)litem == li)
+ return;
+ litem = li;
+ changed = true;
+ Q3TextParagraph* s = prev() ? prev() : this;
+ while (s) {
+ s->invalidate(0);
+ s = s->next();
+ }
+}
+
+void Q3TextParagraph::setListDepth(int depth) {
+ if (!hasdoc || depth == ldepth)
+ return;
+ ldepth = depth;
+ Q3TextParagraph* s = prev() ? prev() : this;
+ while (s) {
+ s->invalidate(0);
+ s = s->next();
+ }
+}
+
+int *Q3TextParagraph::tabArray() const
+{
+ int *ta = tArray;
+ if (!ta && hasdoc)
+ ta = document()->tabArray();
+ return ta;
+}
+
+int Q3TextParagraph::nextTab(int, int x)
+{
+ int *ta = tArray;
+ if (hasdoc) {
+ if (!ta)
+ ta = document()->tabArray();
+ tabStopWidth = document()->tabStopWidth();
+ }
+ if (ta) {
+ int i = 0;
+ while (ta[i]) {
+ if (ta[i] >= x)
+ return tArray[i];
+ ++i;
+ }
+ return tArray[0];
+ } else {
+ int n;
+ if (tabStopWidth != 0)
+ n = x / tabStopWidth;
+ else
+ return x;
+ return tabStopWidth * (n + 1);
+ }
+}
+
+void Q3TextParagraph::adjustToPainter(QPainter *p)
+{
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int i = 0; i < length(); ++i) {
+ if (at(i)->isCustom())
+ at(i)->customItem()->adjustToPainter(p);
+ }
+#endif
+}
+
+Q3TextFormatCollection *Q3TextParagraph::formatCollection() const
+{
+ if (hasdoc)
+ return document()->formatCollection();
+ Q3TextFormatCollection* fc = &pseudoDocument()->collection;
+ if (paintdevice != fc->paintDevice())
+ fc->setPaintDevice(paintdevice);
+ return fc;
+}
+
+QString Q3TextParagraph::richText() const
+{
+ QString s;
+ Q3TextStringChar *formatChar = 0;
+ QString spaces;
+ bool doStart = richTextExportStart && richTextExportStart->paragraph() == this;
+ bool doEnd = richTextExportEnd && richTextExportEnd->paragraph() == this;
+ int i;
+ QString lastAnchorName;
+ for (i = 0; i < length()-1; ++i) {
+ if (doStart && i && richTextExportStart->index() == i)
+ s += QLatin1String("<!--StartFragment-->");
+ if (doEnd && richTextExportEnd->index() == i)
+ s += QLatin1String("<!--EndFragment-->");
+ Q3TextStringChar *c = &str->at(i);
+ if (c->isAnchor() && !c->anchorName().isEmpty() && c->anchorName() != lastAnchorName) {
+ lastAnchorName = c->anchorName();
+ if (c->anchorName().contains(QLatin1Char('#'))) {
+ QStringList l = c->anchorName().split(QLatin1Char('#'));
+ for (QStringList::ConstIterator it = l.constBegin(); it != l.constEnd(); ++it)
+ s += QLatin1String("<a name=\"") + *it + QLatin1String("\"></a>");
+ } else {
+ s += QLatin1String("<a name=\"") + c->anchorName() + QLatin1String("\"></a>");
+ }
+ }
+ if (!formatChar) {
+ s += c->format()->makeFormatChangeTags(formatCollection()->defaultFormat(),
+ 0, QString(), c->anchorHref());
+ formatChar = c;
+ } else if ((formatChar->format()->key() != c->format()->key()) ||
+ (c->anchorHref() != formatChar->anchorHref())) {
+ s += c->format()->makeFormatChangeTags(formatCollection()->defaultFormat(),
+ formatChar->format() , formatChar->anchorHref(), c->anchorHref());
+ formatChar = c;
+ }
+ if (c->c == QLatin1Char('<'))
+ s += QLatin1String("&lt;");
+ else if (c->c == QLatin1Char('>'))
+ s += QLatin1String("&gt;");
+ else if (c->c == QLatin1Char('&'))
+ s += QLatin1String("&amp;");
+ else if (c->c == QLatin1Char('\"'))
+ s += QLatin1String("&quot;");
+#ifndef QT_NO_TEXTCUSTOMITEM
+ else if (c->isCustom())
+ s += c->customItem()->richText();
+#endif
+ else if (c->c == QLatin1Char('\n') || c->c == QChar::LineSeparator)
+ s += QLatin1String("<br />"); // space on purpose for compatibility with Netscape, Lynx & Co.
+ else
+ s += c->c;
+ }
+ if (doEnd && richTextExportEnd->index() == i)
+ s += QLatin1String("<!--EndFragment-->");
+ if (formatChar)
+ s += formatChar->format()->makeFormatEndTags(formatCollection()->defaultFormat(), formatChar->anchorHref());
+ return s;
+}
+
+void Q3TextParagraph::addCommand(Q3TextCommand *cmd)
+{
+ if (!hasdoc)
+ pseudoDocument()->commandHistory->addCommand(cmd);
+ else
+ document()->commands()->addCommand(cmd);
+}
+
+Q3TextCursor *Q3TextParagraph::undo(Q3TextCursor *c)
+{
+ if (!hasdoc)
+ return pseudoDocument()->commandHistory->undo(c);
+ return document()->commands()->undo(c);
+}
+
+Q3TextCursor *Q3TextParagraph::redo(Q3TextCursor *c)
+{
+ if (!hasdoc)
+ return pseudoDocument()->commandHistory->redo(c);
+ return document()->commands()->redo(c);
+}
+
+int Q3TextParagraph::topMargin() const
+{
+ int m = 0;
+ if (rtext) {
+ m = isListItem() ? (document()->li_tm/qMax(1,listDepth()*listDepth())) :
+ (listDepth() ? 0 : document()->par_tm);
+ if (listDepth() == 1 &&( !prev() || prev()->listDepth() < listDepth()))
+ m = qMax<int>(m, document()->list_tm);
+ }
+ m += utm;
+ return scale(m, Q3TextFormat::painter());
+}
+
+int Q3TextParagraph::bottomMargin() const
+{
+ int m = 0;
+ if (rtext) {
+ m = isListItem() ? (document()->li_bm/qMax(1,listDepth()*listDepth())) :
+ (listDepth() ? 0 : document()->par_bm);
+ if (listDepth() == 1 &&( !next() || next()->listDepth() < listDepth()))
+ m = qMax<int>(m, document()->list_bm);
+ }
+ m += ubm;
+ return scale(m, Q3TextFormat::painter());
+}
+
+int Q3TextParagraph::leftMargin() const
+{
+ int m = ulm;
+ if (listDepth() && !string()->isRightToLeft())
+ m += listDepth() * document()->list_lm;
+ return scale(m, Q3TextFormat::painter());
+}
+
+int Q3TextParagraph::firstLineMargin() const
+{
+ int m = uflm;
+ return scale(m, Q3TextFormat::painter());
+}
+
+int Q3TextParagraph::rightMargin() const
+{
+ int m = urm;
+ if (listDepth() && string()->isRightToLeft())
+ m += listDepth() * document()->list_lm;
+ return scale(m, Q3TextFormat::painter());
+}
+
+int Q3TextParagraph::lineSpacing() const
+{
+ int l = ulinespacing;
+ l = scale(l, Q3TextFormat::painter());
+ return l;
+}
+
+void Q3TextParagraph::copyParagData(Q3TextParagraph *parag)
+{
+ rtext = parag->rtext;
+ lstyle = parag->lstyle;
+ ldepth = parag->ldepth;
+ litem = parag->litem;
+ align = parag->align;
+ utm = parag->utm;
+ ubm = parag->ubm;
+ urm = parag->urm;
+ ulm = parag->ulm;
+ uflm = parag->uflm;
+ ulinespacing = parag->ulinespacing;
+ QColor *c = parag->backgroundColor();
+ if (c)
+ setBackgroundColor(*c);
+ str->setDirection(parag->str->direction());
+}
+
+void Q3TextParagraph::show()
+{
+ if (visible || !hasdoc)
+ return;
+ visible = true;
+}
+
+void Q3TextParagraph::hide()
+{
+ if (!visible || !hasdoc)
+ return;
+ visible = false;
+}
+
+void Q3TextParagraph::setDirection(QChar::Direction dir)
+{
+ if (str && str->direction() != dir) {
+ str->setDirection(dir);
+ invalidate(0);
+ }
+}
+
+QChar::Direction Q3TextParagraph::direction() const
+{
+ return (str ? str->direction() : QChar::DirON);
+}
+
+void Q3TextParagraph::setChanged(bool b, bool recursive)
+{
+ changed = b;
+ if (recursive) {
+ if (document() && document()->parentParagraph())
+ document()->parentParagraph()->setChanged(b, recursive);
+ }
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+
+Q3TextPreProcessor::Q3TextPreProcessor()
+{
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextFormatter::Q3TextFormatter()
+ : thisminw(0), thiswused(0), wrapEnabled(true), wrapColumn(-1), biw(false)
+{
+}
+
+QTextLineStart *Q3TextFormatter::formatLine(Q3TextParagraph *parag, Q3TextString *string, QTextLineStart *line,
+ Q3TextStringChar *startChar, Q3TextStringChar *lastChar, int align, int space)
+{
+ if (lastChar < startChar)
+ return new QTextLineStart;
+#ifndef QT_NO_COMPLEXTEXT
+ if(string->isBidi())
+ return bidiReorderLine(parag, string, line, startChar, lastChar, align, space);
+#endif
+ int start = (startChar - &string->at(0));
+ int last = (lastChar - &string->at(0));
+
+ // ignore white space at the end of the line.
+ Q3TextStringChar *ch = lastChar;
+ while (ch > startChar && ch->whiteSpace) {
+ space += ch->format()->width(QLatin1Char(' '));
+ --ch;
+ }
+
+ if (space < 0)
+ space = 0;
+
+ // do alignment Auto == Left in this case
+ if (align & Qt::AlignHCenter || align & Qt::AlignRight) {
+ if (align & Qt::AlignHCenter)
+ space /= 2;
+ for (int j = start; j <= last; ++j)
+ string->at(j).x += space;
+ } else if (align & Qt::AlignJustify) {
+ int numSpaces = 0;
+ // End at "last-1", the last space ends up with a width of 0
+ for (int j = last-1; j >= start; --j) {
+ // Start at last tab, if any.
+ Q3TextStringChar &ch = string->at(j);
+ if (ch.c == QLatin1Char('\t')) {
+ start = j+1;
+ break;
+ }
+ if(ch.whiteSpace)
+ numSpaces++;
+ }
+ int toAdd = 0;
+ for (int k = start + 1; k <= last; ++k) {
+ Q3TextStringChar &ch = string->at(k);
+ if(numSpaces && ch.whiteSpace) {
+ int s = space / numSpaces;
+ toAdd += s;
+ space -= s;
+ numSpaces--;
+ }
+ string->at(k).x += toAdd;
+ }
+ }
+
+ if (last >= 0 && last < string->length())
+ line->w = string->at(last).x + string->width(last);
+ else
+ line->w = 0;
+
+ return new QTextLineStart;
+}
+
+#ifndef QT_NO_COMPLEXTEXT
+
+#ifdef BIDI_DEBUG
+QT_BEGIN_INCLUDE_NAMESPACE
+#include <iostream>
+QT_END_INCLUDE_NAMESPACE
+#endif
+
+// collects one line of the paragraph and transforms it to visual order
+QTextLineStart *Q3TextFormatter::bidiReorderLine(Q3TextParagraph * /*parag*/, Q3TextString *text, QTextLineStart *line,
+ Q3TextStringChar *startChar, Q3TextStringChar *lastChar, int align, int space)
+{
+ // ignore white space at the end of the line.
+ int endSpaces = 0;
+ while (lastChar > startChar && lastChar->whiteSpace) {
+ space += lastChar->format()->width(QLatin1Char(' '));
+ --lastChar;
+ ++endSpaces;
+ }
+
+ int start = (startChar - &text->at(0));
+ int last = (lastChar - &text->at(0));
+
+ int length = lastChar - startChar + 1;
+
+
+ int x = startChar->x;
+
+ unsigned char _levels[256];
+ int _visual[256];
+
+ unsigned char *levels = _levels;
+ int *visual = _visual;
+
+ if (length > 255) {
+ levels = (unsigned char *)malloc(length*sizeof(unsigned char));
+ visual = (int *)malloc(length*sizeof(int));
+ }
+
+ //qDebug("bidiReorderLine: length=%d (%d-%d)", length, start, last);
+
+ Q3TextStringChar *ch = startChar;
+ unsigned char *l = levels;
+ while (ch <= lastChar) {
+ //qDebug(" level: %d", ch->bidiLevel);
+ *(l++) = (ch++)->bidiLevel;
+ }
+
+ QTextEngine::bidiReorder(length, levels, visual);
+
+ // now construct the reordered string out of the runs...
+
+ int numSpaces = 0;
+ align = QStyle::visualAlignment(text->isRightToLeft() ? Qt::RightToLeft : Qt::LeftToRight, QFlag(align));
+
+ // This is not really correct, but as we can't make the scroll bar move to the left of the origin,
+ // this ensures all text can be scrolled to and read.
+ if (space < 0)
+ space = 0;
+
+ if (align & Qt::AlignHCenter)
+ x += space/2;
+ else if (align & Qt::AlignRight)
+ x += space;
+ else if (align & Qt::AlignJustify) {
+ // End at "last-1", the last space ends up with a width of 0
+ for (int j = last-1; j >= start; --j) {
+ // Start at last tab, if any.
+ Q3TextStringChar &ch = text->at(j);
+ if (ch.c == QLatin1Char('\t')) {
+ start = j+1;
+ break;
+ }
+ if(ch.whiteSpace)
+ numSpaces++;
+ }
+ }
+
+ int toAdd = 0;
+ int xorig = x;
+ Q3TextStringChar *lc = startChar + visual[0];
+ for (int i = 0; i < length; i++) {
+ Q3TextStringChar *ch = startChar + visual[i];
+ if (numSpaces && ch->whiteSpace) {
+ int s = space / numSpaces;
+ toAdd += s;
+ space -= s;
+ numSpaces--;
+ }
+
+ if (lc->format() != ch->format() && !ch->c.isSpace()
+ && lc->format()->font().italic() && !ch->format()->font().italic()) {
+ int rb = lc->format()->fontMetrics().rightBearing(lc->c);
+ if (rb < 0)
+ x -= rb;
+ }
+
+ ch->x = x + toAdd;
+ ch->rightToLeft = ch->bidiLevel % 2;
+ //qDebug("visual: %d (%p) placed at %d rightToLeft=%d", visual[i], ch, x +toAdd, ch->rightToLeft );
+ int ww = 0;
+ if (ch->c.unicode() >= 32 || ch->c == QLatin1Char(QLatin1Char('\t')) || ch->c == QLatin1Char('\n') || ch->isCustom()) {
+ ww = text->width(start+visual[i]);
+ } else {
+ ww = ch->format()->width(QLatin1Char(' '));
+ }
+ x += ww;
+ lc = ch;
+ }
+ x += toAdd;
+
+ while (endSpaces--) {
+ ++lastChar;
+ int sw = lastChar->format()->width(QLatin1Char(' '));
+ if (text->isRightToLeft()) {
+ xorig -= sw;
+ lastChar->x = xorig;
+ ch->rightToLeft = true;
+ } else {
+ lastChar->x = x;
+ x += sw;
+ ch->rightToLeft = false;
+ }
+ }
+
+ line->w = x;
+
+ if (length > 255) {
+ free(levels);
+ free(visual);
+ }
+
+ return new QTextLineStart;
+}
+#endif
+
+
+void Q3TextFormatter::insertLineStart(Q3TextParagraph *parag, int index, QTextLineStart *ls)
+{
+ QMap<int, QTextLineStart*>::Iterator it;
+ if ((it = parag->lineStartList().find(index)) == parag->lineStartList().end()) {
+ parag->lineStartList().insert(index, ls);
+ } else {
+ delete *it;
+ parag->lineStartList().erase(it);
+ parag->lineStartList().insert(index, ls);
+ }
+}
+
+
+/* Standard pagebreak algorithm using Q3TextFlow::adjustFlow. Returns
+ the shift of the paragraphs bottom line.
+ */
+int Q3TextFormatter::formatVertically(Q3TextDocument* doc, Q3TextParagraph* parag)
+{
+ int oldHeight = parag->rect().height();
+ QMap<int, QTextLineStart*>& lineStarts = parag->lineStartList();
+ QMap<int, QTextLineStart*>::Iterator it = lineStarts.begin();
+ int h = parag->prev() ? qMax(parag->prev()->bottomMargin(),parag->topMargin()) / 2: 0;
+ for (; it != lineStarts.end() ; ++it ) {
+ QTextLineStart * ls = it.value();
+ ls->y = h;
+ Q3TextStringChar *c = &parag->string()->at(it.key());
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (c && c->customItem() && c->customItem()->ownLine()) {
+ int h = c->customItem()->height;
+ c->customItem()->pageBreak(parag->rect().y() + ls->y + ls->baseLine - h, doc->flow());
+ int delta = c->customItem()->height - h;
+ ls->h += delta;
+ if (delta)
+ parag->setMovedDown(true);
+ } else
+#endif
+ {
+
+ int shift = doc->flow()->adjustFlow(parag->rect().y() + ls->y, ls->w, ls->h);
+ ls->y += shift;
+ if (shift)
+ parag->setMovedDown(true);
+ }
+ h = ls->y + ls->h;
+ }
+ int m = parag->bottomMargin();
+ if (!parag->next())
+ m = 0;
+ else
+ m = qMax(m, parag->next()->topMargin()) / 2;
+ h += m;
+ parag->setHeight(h);
+ return h - oldHeight;
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextFormatterBreakInWords::Q3TextFormatterBreakInWords()
+{
+}
+
+#define SPACE(s) s
+
+int Q3TextFormatterBreakInWords::format(Q3TextDocument *doc,Q3TextParagraph *parag,
+ int start, const QMap<int, QTextLineStart*> &)
+{
+ // make sure bidi information is correct.
+ (void)parag->string()->isBidi();
+
+ Q3TextStringChar *c = 0;
+ Q3TextStringChar *firstChar = 0;
+ int left = doc ? parag->leftMargin() + doc->leftMargin() : 0;
+ int x = left + (doc ? parag->firstLineMargin() : 0);
+ int dw = parag->documentVisibleWidth() - (doc ? doc->rightMargin() : 0);
+ int y = parag->prev() ? qMax(parag->prev()->bottomMargin(),parag->topMargin()) / 2: 0;
+ int h = y;
+ int len = parag->length();
+ if (doc)
+ x = doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), x, 4);
+ int rm = parag->rightMargin();
+ int w = dw - (doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 4) : 0);
+ bool fullWidth = true;
+ int minw = 0;
+ int wused = 0;
+ bool wrapEnabled = isWrapEnabled(parag);
+
+ start = 0; //######### what is the point with start?! (Matthias)
+ if (start == 0)
+ c = &parag->string()->at(0);
+
+ int i = start;
+ QTextLineStart *lineStart = new QTextLineStart(y, y, 0);
+ insertLineStart(parag, 0, lineStart);
+
+ QPainter *painter = Q3TextFormat::painter();
+
+ int col = 0;
+ int ww = 0;
+ QChar lastChr;
+ int tabBase = left < x ? left : x;
+ for (; i < len; ++i, ++col) {
+ if (c)
+ lastChr = c->c;
+ c = &parag->string()->at(i);
+ // ### the lines below should not be needed
+ if (painter)
+ c->format()->setPainter(painter);
+ if (i > 0) {
+ c->lineStart = 0;
+ } else {
+ c->lineStart = 1;
+ firstChar = c;
+ }
+ if (c->c.unicode() >= 32 || c->isCustom()) {
+ ww = parag->string()->width(i);
+ } else if (c->c == QLatin1Char('\t')) {
+ int nx = parag->nextTab(i, x - tabBase) + tabBase;
+ if (nx < x)
+ ww = w - x;
+ else
+ ww = nx - x;
+ } else {
+ ww = c->format()->width(QLatin1Char(' '));
+ }
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ if (c->isCustom() && c->customItem()->ownLine()) {
+ x = doc ? doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), left, 4) : left;
+ w = dw - (doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 4) : 0);
+ c->customItem()->resize(w - x);
+ w = dw;
+ y += h;
+ h = c->height();
+ lineStart = new QTextLineStart(y, h, h);
+ insertLineStart(parag, i, lineStart);
+ c->lineStart = 1;
+ firstChar = c;
+ x = 0xffffff;
+ continue;
+ }
+#endif
+
+ if (wrapEnabled &&
+ ((wrapAtColumn() == -1 && x + ww > w) ||
+ (wrapAtColumn() != -1 && col >= wrapAtColumn()))) {
+ x = doc ? parag->document()->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), left, 4) : left;
+ w = dw;
+ y += h;
+ h = c->height();
+ lineStart = formatLine(parag, parag->string(), lineStart, firstChar, c-1);
+ lineStart->y = y;
+ insertLineStart(parag, i, lineStart);
+ lineStart->baseLine = c->ascent();
+ lineStart->h = c->height();
+ c->lineStart = 1;
+ firstChar = c;
+ col = 0;
+ if (wrapAtColumn() != -1)
+ minw = qMax(minw, w);
+ } else if (lineStart) {
+ lineStart->baseLine = qMax(lineStart->baseLine, c->ascent());
+ h = qMax(h, c->height());
+ lineStart->h = h;
+ }
+
+ c->x = x;
+ x += ww;
+ wused = qMax(wused, x);
+ }
+
+ int m = parag->bottomMargin();
+ if (!parag->next())
+ m = 0;
+ else
+ m = qMax(m, parag->next()->topMargin()) / 2;
+ parag->setFullWidth(fullWidth);
+ y += h + m;
+ if (doc)
+ minw += doc->rightMargin();
+ if (!wrapEnabled)
+ minw = qMax(minw, wused);
+
+ thisminw = minw;
+ thiswused = wused;
+ return y;
+}
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextFormatterBreakWords::Q3TextFormatterBreakWords()
+{
+}
+
+#define DO_FLOW(lineStart) do{ if (doc && doc->isPageBreakEnabled()) { \
+ int yflow = lineStart->y + parag->rect().y();\
+ int shift = doc->flow()->adjustFlow(yflow, dw, lineStart->h); \
+ lineStart->y += shift;\
+ y += shift;\
+ }}while(false)
+
+int Q3TextFormatterBreakWords::format(Q3TextDocument *doc, Q3TextParagraph *parag,
+ int start, const QMap<int, QTextLineStart*> &)
+{
+ // make sure bidi information is correct.
+ (void)parag->string()->isBidi();
+
+ Q3TextStringChar *c = 0;
+ Q3TextStringChar *firstChar = 0;
+ Q3TextString *string = parag->string();
+ int left = doc ? parag->leftMargin() + doc->leftMargin() : 0;
+ int x = left + (doc ? parag->firstLineMargin() : 0);
+ int y = parag->prev() ? qMax(parag->prev()->bottomMargin(),parag->topMargin()) / 2: 0;
+ int h = y;
+ int len = parag->length();
+ if (doc)
+ x = doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), x, 0);
+ int dw = parag->documentVisibleWidth() - (doc ? (left != x ? 0 : doc->rightMargin()) : 0);
+
+ int curLeft = x;
+ int rm = parag->rightMargin();
+ int rdiff = doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 0) : 0;
+ int w = dw - rdiff;
+ bool fullWidth = true;
+ int marg = left + rdiff;
+ int minw = 0;
+ int wused = 0;
+ int tminw = marg;
+ int linespacing = doc ? parag->lineSpacing() : 0;
+ bool wrapEnabled = isWrapEnabled(parag);
+
+ start = 0;
+
+ int i = start;
+ QTextLineStart *lineStart = new QTextLineStart(y, y, 0);
+ insertLineStart(parag, 0, lineStart);
+ int lastBreak = -1;
+ int tmpBaseLine = 0, tmph = 0;
+ bool lastWasNonInlineCustom = false;
+
+ int align = parag->alignment();
+ if (align == Qt::AlignAuto && doc && doc->alignment() != Qt::AlignAuto)
+ align = doc->alignment();
+
+ align &= Qt::AlignHorizontal_Mask;
+
+ // ### hack. The last char in the paragraph is always invisible,
+ // ### and somehow sometimes has a wrong format. It changes
+ // ### between // layouting and printing. This corrects some
+ // ### layouting errors in BiDi mode due to this.
+ if (len > 1) {
+ c = &parag->string()->at(len - 1);
+ if (!c->isAnchor()) {
+ if (c->format())
+ c->format()->removeRef();
+ c->setFormat(string->at(len - 2).format());
+ if (c->format())
+ c->format()->addRef();
+ }
+ }
+
+ c = &parag->string()->at(0);
+
+ QPainter *painter = Q3TextFormat::painter();
+ int col = 0;
+ int ww = 0;
+ QChar lastChr = c->c;
+ Q3TextFormat *lastFormat = c->format();
+ int tabBase = left < x ? left : x;
+ for (; i < len; ++i, ++col) {
+ if (i) {
+ c = &parag->string()->at(i-1);
+ lastChr = c->c;
+ lastFormat = c->format();
+ }
+ bool lastWasOwnLineCustomItem = lastBreak == -2;
+ bool hadBreakableChar = lastBreak != -1;
+ bool lastWasHardBreak = lastChr == QChar::LineSeparator;
+
+ // ### next line should not be needed
+ if (painter)
+ c->format()->setPainter(painter);
+ c = &string->at(i);
+
+ if (lastFormat != c->format() && !c->c.isSpace()
+ && lastFormat->font().italic() && !c->format()->font().italic()) {
+ int rb = lastFormat->fontMetrics().rightBearing(lastChr);
+ if (rb < 0)
+ x -= rb;
+ }
+
+ if ((i > 0 && (x > curLeft || ww == 0)) || lastWasNonInlineCustom) {
+ c->lineStart = 0;
+ } else {
+ c->lineStart = 1;
+ firstChar = c;
+ }
+
+ // ignore non spacing marks for column count.
+ if (col != 0 && QChar::category(c->c.unicode()) == QChar::Mark_NonSpacing)
+ --col;
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ lastWasNonInlineCustom = (c->isCustom() && c->customItem()->placement() != Q3TextCustomItem::PlaceInline);
+#endif
+
+ if (c->c.unicode() >= 32 || c->isCustom()) {
+ ww = string->width(i);
+ } else if (c->c == QLatin1Char('\t')) {
+ if (align == Qt::AlignRight || align == Qt::AlignCenter) {
+ // we can not (yet) do tabs
+ ww = c->format()->width(QLatin1Char(' '));
+ } else {
+ int tabx = lastWasHardBreak ? (left + (doc ? parag->firstLineMargin() : 0)) : x;
+ int nx = parag->nextTab(i, tabx - tabBase) + tabBase;
+ if (nx < tabx) // strrrange...
+ ww = 0;
+ else
+ ww = nx - tabx;
+ }
+ } else {
+ ww = c->format()->width(QLatin1Char(' '));
+ }
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+ Q3TextCustomItem* ci = c->customItem();
+ if (c->isCustom() && ci->ownLine()) {
+ QTextLineStart *lineStart2 = formatLine(parag, string, lineStart, firstChar, c-1, align, SPACE(w - x - ww));
+ x = doc ? doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), left, 4) : left;
+ w = dw - (doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 4) : 0);
+ ci->resize(w - x);
+ if (ci->width < w - x) {
+ if (align & Qt::AlignHCenter)
+ x = (w - ci->width) / 2;
+ else if (align & Qt::AlignRight) {
+ x = w - ci->width;
+ }
+ }
+ c->x = x;
+ curLeft = x;
+ if (i == 0 || !isBreakable(string, i-1) ||
+ string->at(i - 1).lineStart == 0) {
+ y += qMax(h, qMax(tmph, linespacing));
+ tmph = c->height();
+ h = tmph;
+ lineStart = lineStart2;
+ lineStart->y = y;
+ insertLineStart(parag, i, lineStart);
+ c->lineStart = 1;
+ firstChar = c;
+ } else {
+ tmph = c->height();
+ h = tmph;
+ delete lineStart2;
+ }
+ lineStart->h = h;
+ lineStart->baseLine = h;
+ tmpBaseLine = lineStart->baseLine;
+ lastBreak = -2;
+ x = w;
+ minw = qMax(minw, tminw);
+
+ int tw = ci->minimumWidth() + (doc ? doc->leftMargin() : 0);
+ if (tw < QWIDGETSIZE_MAX)
+ tminw = tw;
+ else
+ tminw = marg;
+ wused = qMax(wused, ci->width);
+ continue;
+ } else if (c->isCustom() && ci->placement() != Q3TextCustomItem::PlaceInline) {
+ int tw = ci->minimumWidth();
+ if (tw < QWIDGETSIZE_MAX)
+ minw = qMax(minw, tw);
+ }
+#endif
+ // we break if
+ // 1. the last character was a hard break (QChar::LineSeparator) or
+ // 2. the last character was a own-line custom item (eg. table or ruler) or
+ // 3. wrapping was enabled, it was not a space and following
+ // condition is true: We either had a breakable character
+ // previously or we ar allowed to break in words and - either
+ // we break at w pixels and the current char would exceed that
+ // or - we break at a column and the current character would
+ // exceed that.
+ if (lastWasHardBreak || lastWasOwnLineCustomItem ||
+ (wrapEnabled &&
+ ((!c->c.isSpace() && (hadBreakableChar || allowBreakInWords()) &&
+ ((wrapAtColumn() == -1 && x + ww > w) ||
+ (wrapAtColumn() != -1 && col >= wrapAtColumn()))))
+ )
+ ) {
+ if (wrapAtColumn() != -1)
+ minw = qMax(minw, x + ww);
+ // if a break was forced (no breakable char, hard break or own line custom item), break immediately....
+ if (!hadBreakableChar || lastWasHardBreak || lastWasOwnLineCustomItem) {
+ if (lineStart) {
+ lineStart->baseLine = qMax(lineStart->baseLine, tmpBaseLine);
+ h = qMax(h, tmph);
+ lineStart->h = h;
+ DO_FLOW(lineStart);
+ }
+ lineStart = formatLine(parag, string, lineStart, firstChar, c-1, align, SPACE(w - x));
+ x = doc ? doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), left, 4) : left;
+ w = dw - (doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 4) : 0);
+ if (!doc && c->c == QLatin1Char('\t')) { // qt_format_text tab handling
+ int nx = parag->nextTab(i, x - tabBase) + tabBase;
+ if (nx < x)
+ ww = w - x;
+ else
+ ww = nx - x;
+ }
+ curLeft = x;
+ y += qMax(h, linespacing);
+ tmph = c->height();
+ h = 0;
+ lineStart->y = y;
+ insertLineStart(parag, i, lineStart);
+ lineStart->baseLine = c->ascent();
+ lineStart->h = c->height();
+ c->lineStart = 1;
+ firstChar = c;
+ tmpBaseLine = lineStart->baseLine;
+ lastBreak = -1;
+ col = 0;
+ if (allowBreakInWords() || lastWasHardBreak) {
+ minw = qMax(minw, tminw);
+ tminw = marg + ww;
+ }
+ } else { // ... otherwise if we had a breakable char, break there
+ DO_FLOW(lineStart);
+ c->x = x;
+ i = lastBreak;
+ lineStart = formatLine(parag, string, lineStart, firstChar, parag->at(lastBreak),align, SPACE(w - string->at(i+1).x));
+ x = doc ? doc->flow()->adjustLMargin(y + parag->rect().y(), parag->rect().height(), left, 4) : left;
+ w = dw - (doc ? doc->flow()->adjustRMargin(y + parag->rect().y(), parag->rect().height(), rm, 4) : 0);
+ if (!doc && c->c == QLatin1Char('\t')) { // qt_format_text tab handling
+ int nx = parag->nextTab(i, x - tabBase) + tabBase;
+ if (nx < x)
+ ww = w - x;
+ else
+ ww = nx - x;
+ }
+ curLeft = x;
+ y += qMax(h, linespacing);
+ tmph = c->height();
+ h = tmph;
+ lineStart->y = y;
+ insertLineStart(parag, i + 1, lineStart);
+ lineStart->baseLine = c->ascent();
+ lineStart->h = c->height();
+ c->lineStart = 1;
+ firstChar = c;
+ tmpBaseLine = lineStart->baseLine;
+ lastBreak = -1;
+ col = 0;
+ minw = qMax(minw, tminw);
+ tminw = marg;
+ continue;
+ }
+ } else if (lineStart && isBreakable(string, i)) {
+ if (len <= 2 || i < len - 1) {
+ tmpBaseLine = qMax(tmpBaseLine, c->ascent());
+ tmph = qMax(tmph, c->height());
+ }
+ minw = qMax(minw, tminw);
+
+ tminw = marg + ww;
+ lineStart->baseLine = qMax(lineStart->baseLine, tmpBaseLine);
+ h = qMax(h, tmph);
+ lineStart->h = h;
+ if (i < len - 2 || c->c != QLatin1Char(' '))
+ lastBreak = i;
+ } else {
+ tminw += ww;
+ int cascent = c->ascent();
+ int cheight = c->height();
+ int belowBaseLine = qMax(tmph - tmpBaseLine, cheight-cascent);
+ tmpBaseLine = qMax(tmpBaseLine, cascent);
+ tmph = tmpBaseLine + belowBaseLine;
+ }
+
+ c->x = x;
+ x += ww;
+ wused = qMax(wused, x);
+ }
+
+ if (lineStart) {
+ lineStart->baseLine = qMax(lineStart->baseLine, tmpBaseLine);
+ h = qMax(h, tmph);
+ lineStart->h = h;
+ // last line in a paragraph is not justified
+ if (align & Qt::AlignJustify) {
+ align |= Qt::AlignLeft;
+ align &= ~(Qt::AlignJustify|Qt::AlignAbsolute);
+ }
+ DO_FLOW(lineStart);
+ lineStart = formatLine(parag, string, lineStart, firstChar, c, align, SPACE(w - x));
+ delete lineStart;
+ }
+
+ minw = qMax(minw, tminw);
+ if (doc)
+ minw += doc->rightMargin();
+
+ int m = parag->bottomMargin();
+ if (!parag->next())
+ m = 0;
+ else
+ m = qMax(m, parag->next()->topMargin()) / 2;
+ parag->setFullWidth(fullWidth);
+ y += qMax(h, linespacing) + m;
+
+ wused += rm;
+ if (!wrapEnabled || wrapAtColumn() != -1)
+ minw = qMax(minw, wused);
+
+ // This is the case where we are breaking wherever we darn well please
+ // in cases like that, the minw should not be the length of the entire
+ // word, because we necessarily want to show the word on the whole line.
+ // example: word wrap in iconview
+ if (allowBreakInWords() && minw > wused)
+ minw = wused;
+
+ thisminw = minw;
+ thiswused = wused;
+ return y;
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextIndent::Q3TextIndent()
+{
+}
+
+// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+Q3TextFormatCollection::Q3TextFormatCollection()
+ : paintdevice(0)
+{
+ defFormat = new Q3TextFormat(QApplication::font(),
+ QApplication::palette().color(QPalette::Active, QPalette::Text));
+ lastFormat = cres = 0;
+ cflags = -1;
+ cachedFormat = 0;
+}
+
+Q3TextFormatCollection::~Q3TextFormatCollection()
+{
+ QHash<QString, Q3TextFormat *>::ConstIterator it = cKey.constBegin();
+ while (it != cKey.constEnd()) {
+ delete it.value();
+ ++it;
+ }
+ delete defFormat;
+}
+
+void Q3TextFormatCollection::setPaintDevice(QPaintDevice *pd)
+{
+ paintdevice = pd;
+
+#if defined(Q_WS_X11)
+ int scr = (paintdevice) ? paintdevice->x11Screen() : QX11Info::appScreen();
+
+ defFormat->fn.x11SetScreen(scr);
+ defFormat->update();
+
+ QHash<QString, Q3TextFormat *>::Iterator it = cKey.begin();
+ for (; it != cKey.end(); ++it) {
+ Q3TextFormat *format = *it;
+ format->fn.x11SetScreen(scr);
+ format->update();
+ }
+#endif // Q_WS_X11
+}
+
+Q3TextFormat *Q3TextFormatCollection::format(Q3TextFormat *f)
+{
+ if (f->parent() == this || f == defFormat) {
+ lastFormat = f;
+ lastFormat->addRef();
+ return lastFormat;
+ }
+
+ if (f == lastFormat || (lastFormat && f->key() == lastFormat->key())) {
+ lastFormat->addRef();
+ return lastFormat;
+ }
+
+ Q3TextFormat *fm = cKey.value(f->key());
+ if (fm) {
+ lastFormat = fm;
+ lastFormat->addRef();
+ return lastFormat;
+ }
+
+ if (f->key() == defFormat->key())
+ return defFormat;
+
+ lastFormat = createFormat(*f);
+ lastFormat->collection = this;
+ cKey.insert(lastFormat->key(), lastFormat);
+ return lastFormat;
+}
+
+Q3TextFormat *Q3TextFormatCollection::format(Q3TextFormat *of, Q3TextFormat *nf, int flags)
+{
+ if (cres && kof == of->key() && knf == nf->key() && cflags == flags) {
+ cres->addRef();
+ return cres;
+ }
+
+ cres = createFormat(*of);
+ kof = of->key();
+ knf = nf->key();
+ cflags = flags;
+ if (flags & Q3TextFormat::Bold)
+ cres->fn.setBold(nf->fn.bold());
+ if (flags & Q3TextFormat::Italic)
+ cres->fn.setItalic(nf->fn.italic());
+ if (flags & Q3TextFormat::Underline)
+ cres->fn.setUnderline(nf->fn.underline());
+ if (flags & Q3TextFormat::StrikeOut)
+ cres->fn.setStrikeOut(nf->fn.strikeOut());
+ if (flags & Q3TextFormat::Family)
+ cres->fn.setFamily(nf->fn.family());
+ if (flags & Q3TextFormat::Size) {
+ if (of->usePixelSizes)
+ cres->fn.setPixelSize(nf->fn.pixelSize());
+ else
+ cres->fn.setPointSize(nf->fn.pointSize());
+ }
+ if (flags & Q3TextFormat::Color)
+ cres->col = nf->col;
+ if (flags & Q3TextFormat::Misspelled)
+ cres->missp = nf->missp;
+ if (flags & Q3TextFormat::VAlign)
+ cres->ha = nf->ha;
+ cres->update();
+
+ Q3TextFormat *fm = cKey.value(cres->key());
+ if (!fm) {
+ cres->collection = this;
+ cKey.insert(cres->key(), cres);
+ } else {
+ delete cres;
+ cres = fm;
+ cres->addRef();
+ }
+
+ return cres;
+}
+
+Q3TextFormat *Q3TextFormatCollection::format(const QFont &f, const QColor &c)
+{
+ if (cachedFormat && cfont == f && ccol == c) {
+ cachedFormat->addRef();
+ return cachedFormat;
+ }
+
+ QString key = Q3TextFormat::getKey(f, c, false, Q3TextFormat::AlignNormal);
+ cachedFormat = cKey.value(key);
+ cfont = f;
+ ccol = c;
+
+ if (cachedFormat) {
+ cachedFormat->addRef();
+ return cachedFormat;
+ }
+
+ if (key == defFormat->key())
+ return defFormat;
+
+ cachedFormat = createFormat(f, c);
+ cachedFormat->collection = this;
+ cKey.insert(cachedFormat->key(), cachedFormat);
+ if (cachedFormat->key() != key)
+ qWarning("ASSERT: keys for format not identical: '%s '%s'", cachedFormat->key().latin1(), key.latin1());
+ return cachedFormat;
+}
+
+void Q3TextFormatCollection::remove(Q3TextFormat *f)
+{
+ if (lastFormat == f)
+ lastFormat = 0;
+ if (cres == f)
+ cres = 0;
+ if (cachedFormat == f)
+ cachedFormat = 0;
+ if (cKey.value(f->key()) == f)
+ delete cKey.take(f->key());
+}
+
+#define UPDATE(up, lo, rest) \
+ if (font.lo##rest() != defFormat->fn.lo##rest() && fm->fn.lo##rest() == defFormat->fn.lo##rest()) \
+ fm->fn.set##up##rest(font.lo##rest())
+
+void Q3TextFormatCollection::updateDefaultFormat(const QFont &font, const QColor &color, Q3StyleSheet *sheet)
+{
+ bool usePixels = font.pointSize() == -1;
+ bool changeSize = usePixels ? font.pixelSize() != defFormat->fn.pixelSize() :
+ font.pointSize() != defFormat->fn.pointSize();
+ int base = usePixels ? font.pixelSize() : font.pointSize();
+ QHash<QString, Q3TextFormat *>::Iterator it = cKey.begin();
+ for (; it != cKey.end(); ++it) {
+ Q3TextFormat *fm = *it;
+ UPDATE(F, f, amily);
+ UPDATE(W, w, eight);
+ UPDATE(B, b, old);
+ UPDATE(I, i, talic);
+ UPDATE(U, u, nderline);
+ if (changeSize) {
+ fm->stdSize = base;
+ fm->usePixelSizes = usePixels;
+ if (usePixels)
+ fm->fn.setPixelSize(fm->stdSize);
+ else
+ fm->fn.setPointSize(fm->stdSize);
+ sheet->scaleFont(fm->fn, fm->logicalFontSize);
+ }
+ if (color.isValid() && color != defFormat->col && fm->col == defFormat->col)
+ fm->col = color;
+ fm->update();
+ }
+
+ defFormat->fn = font;
+ defFormat->col = color;
+ defFormat->update();
+ defFormat->stdSize = base;
+ defFormat->usePixelSizes = usePixels;
+
+ updateKeys();
+}
+
+// the keys in cKey have changed, rebuild the hashtable
+void Q3TextFormatCollection::updateKeys()
+{
+ if (cKey.isEmpty())
+ return;
+ Q3TextFormat** formats = new Q3TextFormat *[cKey.count() + 1];
+ Q3TextFormat **f = formats;
+ for (QHash<QString, Q3TextFormat *>::Iterator it = cKey.begin(); it != cKey.end(); ++it, ++f)
+ *f = *it;
+ *f = 0;
+ cKey.clear();
+ for (f = formats; *f; f++)
+ cKey.insert((*f)->key(), *f);
+ delete [] formats;
+}
+
+
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+void Q3TextFormat::setBold(bool b)
+{
+ if (b == fn.bold())
+ return;
+ fn.setBold(b);
+ update();
+}
+
+void Q3TextFormat::setMisspelled(bool b)
+{
+ if (b == (bool)missp)
+ return;
+ missp = b;
+ update();
+}
+
+void Q3TextFormat::setVAlign(VerticalAlignment a)
+{
+ if (a == ha)
+ return;
+ ha = a;
+ update();
+}
+
+void Q3TextFormat::setItalic(bool b)
+{
+ if (b == fn.italic())
+ return;
+ fn.setItalic(b);
+ update();
+}
+
+void Q3TextFormat::setUnderline(bool b)
+{
+ if (b == fn.underline())
+ return;
+ fn.setUnderline(b);
+ update();
+}
+
+void Q3TextFormat::setStrikeOut(bool b)
+{
+ if (b == fn.strikeOut())
+ return;
+ fn.setStrikeOut(b);
+ update();
+}
+
+void Q3TextFormat::setFamily(const QString &f)
+{
+ if (f == fn.family())
+ return;
+ fn.setFamily(f);
+ update();
+}
+
+void Q3TextFormat::setPointSize(int s)
+{
+ if (s == fn.pointSize())
+ return;
+ fn.setPointSize(s);
+ usePixelSizes = false;
+ update();
+}
+
+void Q3TextFormat::setFont(const QFont &f)
+{
+ if (f == fn && !k.isEmpty())
+ return;
+ fn = f;
+ update();
+}
+
+void Q3TextFormat::setColor(const QColor &c)
+{
+ if (c == col)
+ return;
+ col = c;
+ update();
+}
+
+QString Q3TextFormat::makeFormatChangeTags(Q3TextFormat* defaultFormat, Q3TextFormat *f,
+ const QString& oldAnchorHref, const QString& anchorHref ) const
+{
+ QString tag;
+ if (f)
+ tag += f->makeFormatEndTags(defaultFormat, oldAnchorHref);
+
+ if (!anchorHref.isEmpty())
+ tag += QLatin1String("<a href=\"") + anchorHref + QLatin1String("\">");
+
+ if (font() != defaultFormat->font()
+ || vAlign() != defaultFormat->vAlign()
+ || color().rgb() != defaultFormat->color().rgb()) {
+ QString s;
+ if (font().family() != defaultFormat->font().family())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("font-family:") + fn.family();
+ if (font().italic() && font().italic() != defaultFormat->font().italic())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("font-style:") + (font().italic() ? QLatin1String("italic") : QLatin1String("normal"));
+ if (font().pointSize() != defaultFormat->font().pointSize())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("font-size:") + QString::number(fn.pointSize()) + QLatin1String("pt");
+ if (font().weight() != defaultFormat->font().weight())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("font-weight:") + QString::number(fn.weight() * 8);
+ QString textDecoration;
+ bool none = false;
+ if ( font().underline() != defaultFormat->font().underline() ) {
+ if (font().underline())
+ textDecoration = QLatin1String("underline");
+ else
+ none = true;
+ }
+ if ( font().overline() != defaultFormat->font().overline() ) {
+ if (font().overline())
+ textDecoration += QLatin1String(" overline");
+ else
+ none = true;
+ }
+ if ( font().strikeOut() != defaultFormat->font().strikeOut() ) {
+ if (font().strikeOut())
+ textDecoration += QLatin1String(" line-through");
+ else
+ none = true;
+ }
+ if (none && textDecoration.isEmpty())
+ textDecoration = QLatin1String("none");
+ if (!textDecoration.isEmpty())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("text-decoration:") + textDecoration;
+ if (vAlign() != defaultFormat->vAlign()) {
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("vertical-align:");
+ if (vAlign() == Q3TextFormat::AlignSuperScript)
+ s += QLatin1String("super");
+ else if (vAlign() == Q3TextFormat::AlignSubScript)
+ s += QLatin1String("sub");
+ else
+ s += QLatin1String("normal");
+ }
+ if (color().rgb() != defaultFormat->color().rgb())
+ s += QString(s.size()?QLatin1String(";"):QLatin1String("")) + QLatin1String("color:") + col.name();
+ if (!s.isEmpty())
+ tag += QLatin1String("<span style=\"") + s + QLatin1String("\">");
+ }
+
+ return tag;
+}
+
+QString Q3TextFormat::makeFormatEndTags(Q3TextFormat* defaultFormat, const QString& anchorHref) const
+{
+ QString tag;
+ if (font().family() != defaultFormat->font().family()
+ || font().pointSize() != defaultFormat->font().pointSize()
+ || font().weight() != defaultFormat->font().weight()
+ || font().italic() != defaultFormat->font().italic()
+ || font().underline() != defaultFormat->font().underline()
+ || font().strikeOut() != defaultFormat->font().strikeOut()
+ || vAlign() != defaultFormat->vAlign()
+ || color().rgb() != defaultFormat->color().rgb())
+ tag += QLatin1String("</span>");
+ if (!anchorHref.isEmpty())
+ tag += QLatin1String("</a>");
+ return tag;
+}
+
+Q3TextFormat Q3TextFormat::makeTextFormat(const Q3StyleSheetItem *style, const QMap<QString,QString>& attr, double scaleFontsFactor) const
+{
+ Q3TextFormat format(*this);
+ if (!style)
+ return format;
+
+ if (!style->isAnchor() && style->color().isValid()) {
+ // the style is not an anchor and defines a color.
+ // It might be used inside an anchor and it should
+ // override the link color.
+ format.linkColor = false;
+ }
+ switch (style->verticalAlignment()) {
+ case Q3StyleSheetItem::VAlignBaseline:
+ format.setVAlign(Q3TextFormat::AlignNormal);
+ break;
+ case Q3StyleSheetItem::VAlignSuper:
+ format.setVAlign(Q3TextFormat::AlignSuperScript);
+ break;
+ case Q3StyleSheetItem::VAlignSub:
+ format.setVAlign(Q3TextFormat::AlignSubScript);
+ break;
+ }
+
+ if (style->fontWeight() != Q3StyleSheetItem::Undefined)
+ format.fn.setWeight(style->fontWeight());
+ if (style->fontSize() != Q3StyleSheetItem::Undefined) {
+ format.fn.setPointSize(style->fontSize());
+ } else if (style->logicalFontSize() != Q3StyleSheetItem::Undefined) {
+ format.logicalFontSize = style->logicalFontSize();
+ if (format.usePixelSizes)
+ format.fn.setPixelSize(format.stdSize);
+ else
+ format.fn.setPointSize(format.stdSize);
+ style->styleSheet()->scaleFont(format.fn, format.logicalFontSize);
+ } else if (style->logicalFontSizeStep()) {
+ format.logicalFontSize += style->logicalFontSizeStep();
+ if (format.usePixelSizes)
+ format.fn.setPixelSize(format.stdSize);
+ else
+ format.fn.setPointSize(format.stdSize);
+ style->styleSheet()->scaleFont(format.fn, format.logicalFontSize);
+ }
+ if (!style->fontFamily().isEmpty())
+ format.fn.setFamily(style->fontFamily());
+ if (style->color().isValid())
+ format.col = style->color();
+ if (style->definesFontItalic())
+ format.fn.setItalic(style->fontItalic());
+ if (style->definesFontUnderline())
+ format.fn.setUnderline(style->fontUnderline());
+ if (style->definesFontStrikeOut())
+ format.fn.setStrikeOut(style->fontStrikeOut());
+
+ QMap<QString, QString>::ConstIterator it, end = attr.end();
+
+ if (style->name() == QLatin1String("font")) {
+ it = attr.find(QLatin1String("color"));
+ if (it != end && ! (*it).isEmpty()){
+ format.col.setNamedColor(*it);
+ format.linkColor = false;
+ }
+ it = attr.find(QLatin1String("face"));
+ if (it != end) {
+ QString family = (*it).section(QLatin1Char(','), 0, 0);
+ if (family.size())
+ format.fn.setFamily(family);
+ }
+ it = attr.find(QLatin1String("size"));
+ if (it != end) {
+ QString a = *it;
+ int n = a.toInt();
+ if (a[0] == QLatin1Char('+') || a[0] == QLatin1Char('-'))
+ n += 3;
+ format.logicalFontSize = n;
+ if (format.usePixelSizes)
+ format.fn.setPixelSize(format.stdSize);
+ else
+ format.fn.setPointSize(format.stdSize);
+ style->styleSheet()->scaleFont(format.fn, format.logicalFontSize);
+ }
+ }
+
+ it = attr.find(QLatin1String("style"));
+ if (it != end) {
+ QString a = *it;
+ int count = a.count(QLatin1Char(';'))+1;
+ for (int s = 0; s < count; s++) {
+ QString style = a.section(QLatin1Char(';'), s, s);
+ if (style.startsWith(QLatin1String("font-size:")) && style.endsWith(QLatin1String("pt"))) {
+ format.logicalFontSize = 0;
+ int size = int(scaleFontsFactor * style.mid(10, style.length() - 12).toDouble());
+ format.setPointSize(size);
+ } else if (style.startsWith(QLatin1String("font-style:"))) {
+ QString s = style.mid(11).trimmed();
+ if (s == QLatin1String("normal"))
+ format.fn.setItalic(false);
+ else if (s == QLatin1String("italic") || s == QLatin1String("oblique"))
+ format.fn.setItalic(true);
+ } else if (style.startsWith(QLatin1String("font-weight:"))) {
+ QString s = style.mid(12);
+ bool ok = true;
+ int n = s.toInt(&ok);
+ if (ok)
+ format.fn.setWeight(n/8);
+ } else if (style.startsWith(QLatin1String("font-family:"))) {
+ QString family = style.mid(12).section(QLatin1Char(','),0,0);
+ family.replace(QLatin1Char('\"'), QLatin1Char(' '));
+ family.replace(QLatin1Char('\''), QLatin1Char(' '));
+ family = family.trimmed();
+ format.fn.setFamily(family);
+ } else if (style.startsWith(QLatin1String("text-decoration:"))) {
+ QString s = style.mid( 16 );
+ format.fn.setOverline(s.contains(QLatin1String("overline")));
+ format.fn.setStrikeOut(s.contains(QLatin1String("line-through")));
+ format.fn.setUnderline(s.contains(QLatin1String("underline")));
+ } else if (style.startsWith(QLatin1String("vertical-align:"))) {
+ QString s = style.mid(15).trimmed();
+ if (s == QLatin1String("sub"))
+ format.setVAlign(Q3TextFormat::AlignSubScript);
+ else if (s == QLatin1String("super"))
+ format.setVAlign(Q3TextFormat::AlignSuperScript);
+ else
+ format.setVAlign(Q3TextFormat::AlignNormal);
+ } else if (style.startsWith(QLatin1String("color:"))) {
+ format.col.setNamedColor(style.mid(6));
+ format.linkColor = false;
+ }
+ }
+ }
+
+ format.update();
+ return format;
+}
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+
+struct QPixmapInt
+{
+ QPixmapInt() : ref(0) {}
+ QPixmap pm;
+ int ref;
+ Q_DUMMY_COMPARISON_OPERATOR(QPixmapInt)
+};
+
+static QMap<QString, QPixmapInt> *pixmap_map = 0;
+
+Q3TextImage::Q3TextImage(Q3TextDocument *p, const QMap<QString, QString> &attr, const QString& context,
+ Q3MimeSourceFactory &factory)
+ : Q3TextCustomItem(p)
+{
+ width = height = 0;
+
+ QMap<QString, QString>::ConstIterator it, end = attr.end();
+ it = attr.find(QLatin1String("width"));
+ if (it != end)
+ width = (*it).toInt();
+ it = attr.find(QLatin1String("height"));
+ if (it != end)
+ height = (*it).toInt();
+
+ reg = 0;
+ QString imageName = attr[QLatin1String("src")];
+
+ if (imageName.size() == 0)
+ imageName = attr[QLatin1String("source")];
+
+ if (!imageName.isEmpty()) {
+ imgId = QString::fromLatin1("%1,%2,%3,%4").arg(imageName).arg(width).arg(height).arg((quintptr)&factory);
+ if (!pixmap_map)
+ pixmap_map = new QMap<QString, QPixmapInt>;
+ if (pixmap_map->contains(imgId)) {
+ QPixmapInt& pmi = pixmap_map->operator[](imgId);
+ pm = pmi.pm;
+ pmi.ref++;
+ width = pm.width();
+ height = pm.height();
+ } else {
+ QImage img;
+ const QMimeSource* m =
+ factory.data(imageName, context);
+ if (!m) {
+ qCritical("Q3TextImage: no mimesource for %s", imageName.latin1());
+ }
+ else {
+ if (!Q3ImageDrag::decode(m, img)) {
+ qCritical("Q3TextImage: cannot decode %s", imageName.latin1());
+ }
+ }
+
+ if (!img.isNull()) {
+ if (width == 0) {
+ width = img.width();
+ if (height != 0) {
+ width = img.width() * height / img.height();
+ }
+ }
+ if (height == 0) {
+ height = img.height();
+ if (width != img.width()) {
+ height = img.height() * width / img.width();
+ }
+ }
+ if (img.width() != width || img.height() != height){
+#ifndef QT_NO_IMAGE_SMOOTHSCALE
+ img = img.smoothScale(width, height);
+#endif
+ width = img.width();
+ height = img.height();
+ }
+ pm.convertFromImage(img);
+ }
+ if (!pm.isNull()) {
+ QPixmapInt& pmi = pixmap_map->operator[](imgId);
+ pmi.pm = pm;
+ pmi.ref++;
+ }
+ }
+ if (pm.hasAlphaChannel()) {
+ QRegion mask(pm.mask());
+ QRegion all(0, 0, pm.width(), pm.height());
+ reg = new QRegion(all.subtracted(mask));
+ }
+ }
+
+ if (pm.isNull() && (width*height)==0)
+ width = height = 50;
+
+ place = PlaceInline;
+ if (attr[QLatin1String("align")] == QLatin1String("left"))
+ place = PlaceLeft;
+ else if (attr[QLatin1String("align")] == QLatin1String("right"))
+ place = PlaceRight;
+
+ tmpwidth = width;
+ tmpheight = height;
+
+ attributes = attr;
+}
+
+Q3TextImage::~Q3TextImage()
+{
+ if (pixmap_map && pixmap_map->contains(imgId)) {
+ QPixmapInt& pmi = pixmap_map->operator[](imgId);
+ pmi.ref--;
+ if (!pmi.ref) {
+ pixmap_map->remove(imgId);
+ if (pixmap_map->isEmpty()) {
+ delete pixmap_map;
+ pixmap_map = 0;
+ }
+ }
+ }
+ delete reg;
+}
+
+QString Q3TextImage::richText() const
+{
+ QString s;
+ s += QLatin1String("<img ");
+ QMap<QString, QString>::ConstIterator it = attributes.begin();
+ for (; it != attributes.end(); ++it) {
+ s += it.key() + QLatin1Char('=');
+ if ((*it).contains(QLatin1Char(' ')))
+ s += QLatin1Char('\"') + *it + QLatin1String("\" ");
+ else
+ s += *it + QLatin1Char(' ');
+ }
+ s += QLatin1Char('>');
+ return s;
+}
+
+void Q3TextImage::adjustToPainter(QPainter* p)
+{
+ width = scale(tmpwidth, p);
+ height = scale(tmpheight, p);
+}
+
+#if !defined(Q_WS_X11)
+static QPixmap *qrt_selection = 0;
+static Q3SingleCleanupHandler<QPixmap> qrt_cleanup_pixmap;
+static void qrt_createSelectionPixmap(const QPalette &pal)
+{
+ qrt_selection = new QPixmap(2, 2);
+ qrt_cleanup_pixmap.set(&qrt_selection);
+ qrt_selection->fill(Qt::color0);
+ QBitmap m(2, 2);
+ m.fill(Qt::color1);
+ QPainter p(&m);
+ p.setPen(Qt::color0);
+ for (int j = 0; j < 2; ++j) {
+ p.drawPoint(j % 2, j);
+ }
+ p.end();
+ qrt_selection->setMask(m);
+ qrt_selection->fill(pal.highlight().color());
+}
+#endif
+
+void Q3TextImage::draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
+ const QPalette &pal, bool selected)
+{
+ if (placement() != PlaceInline) {
+ x = xpos;
+ y = ypos;
+ }
+
+ if (pm.isNull()) {
+ p->fillRect(x , y, width, height, pal.dark());
+ return;
+ }
+
+ if (is_printer(p)) {
+ p->drawPixmap(QRect(x, y, width, height), pm);
+ return;
+ }
+
+ if (placement() != PlaceInline && !QRect(xpos, ypos, width, height).intersects(QRect(cx, cy, cw, ch)))
+ return;
+
+ if (placement() == PlaceInline)
+ p->drawPixmap(x , y, pm);
+ else
+ p->drawPixmap(cx , cy, pm, cx - x, cy - y, cw, ch);
+
+ if (selected && placement() == PlaceInline && is_printer(p)) {
+#if defined(Q_WS_X11)
+ p->fillRect(QRect(QPoint(x, y), pm.size()), QBrush(pal.highlight(),
+ Qt::Dense4Pattern));
+#else // in WIN32 Qt::Dense4Pattern doesn't work correctly (transparency problem), so work around it
+ if (!qrt_selection)
+ qrt_createSelectionPixmap(pal);
+ p->drawTiledPixmap(x, y, pm.width(), pm.height(), *qrt_selection);
+#endif
+ }
+}
+
+void Q3TextHorizontalLine::adjustToPainter(QPainter* p)
+{
+ height = scale(tmpheight, p);
+}
+
+
+Q3TextHorizontalLine::Q3TextHorizontalLine(Q3TextDocument *p, const QMap<QString, QString> &attr,
+ const QString &,
+ Q3MimeSourceFactory &)
+ : Q3TextCustomItem(p)
+{
+ height = tmpheight = 8;
+ QMap<QString, QString>::ConstIterator it, end = attr.end();
+ it = attr.find(QLatin1String("color"));
+ if (it != end)
+ color = QColor(*it);
+ shade = attr.find(QLatin1String("noshade")) == end;
+}
+
+Q3TextHorizontalLine::~Q3TextHorizontalLine()
+{
+}
+
+QString Q3TextHorizontalLine::richText() const
+{
+ return QLatin1String("<hr>");
+}
+
+void Q3TextHorizontalLine::draw(QPainter* p, int x, int y, int , int , int , int ,
+ const QPalette& pal, bool selected)
+{
+ QRect r(x, y, width, height);
+ if (is_printer(p) || !shade) {
+ QPen oldPen = p->pen();
+ if (!color.isValid())
+ p->setPen(QPen(pal.text().color(), is_printer(p) ? height/8 : qMax(2, height/4)));
+ else
+ p->setPen(QPen(color, is_printer(p) ? height/8 : qMax(2, height/4)));
+ p->drawLine(r.left()-1, y + height / 2, r.right() + 1, y + height / 2);
+ p->setPen(oldPen);
+ } else {
+ if (selected)
+ p->fillRect(r, pal.highlight());
+ QPalette pal2(pal);
+ if (color.isValid())
+ pal2.setColor(pal2.currentColorGroup(), QPalette::Dark, color);
+ qDrawShadeLine(p, r.left() - 1, y + height / 2, r.right() + 1, y + height / 2, pal2,
+ true, height / 8);
+ }
+}
+#endif //QT_NO_TEXTCUSTOMITEM
+
+/*****************************************************************/
+// Small set of utility functions to make the parser a bit simpler
+//
+
+bool Q3TextDocument::hasPrefix(const QChar* doc, int length, int pos, QChar c)
+{
+ if (pos + 1 > length)
+ return false;
+ return doc[pos].toLower() == c.toLower();
+}
+
+bool Q3TextDocument::hasPrefix(const QChar* doc, int length, int pos, const QString& s)
+{
+ if (pos + (int) s.length() > length)
+ return false;
+ for (int i = 0; i < (int)s.length(); i++) {
+ if (doc[pos + i].toLower() != s[i].toLower())
+ return false;
+ }
+ return true;
+}
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+static bool qt_is_cell_in_use(QList<Q3TextTableCell *>& cells, int row, int col)
+{
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *c = cells.at(idx);
+ if (row >= c->row() && row < c->row() + c->rowspan()
+ && col >= c->column() && col < c->column() + c->colspan())
+ return true;
+ }
+ return false;
+}
+
+Q3TextCustomItem* Q3TextDocument::parseTable(const QMap<QString, QString> &attr, const Q3TextFormat &fmt,
+ const QChar* doc, int length, int& pos, Q3TextParagraph *curpar)
+{
+
+ Q3TextTable* table = new Q3TextTable(this, attr);
+ int row = -1;
+ int col = -1;
+
+ QString rowbgcolor;
+ QString rowalign;
+ QString tablebgcolor = attr[QLatin1String("bgcolor")];
+
+ QList<Q3TextTableCell *> multicells;
+
+ QString tagname;
+ (void) eatSpace(doc, length, pos);
+ while (pos < length) {
+ if (hasPrefix(doc, length, pos, QLatin1Char('<'))){
+ if (hasPrefix(doc, length, pos+1, QLatin1Char('/'))) {
+ tagname = parseCloseTag(doc, length, pos);
+ if (tagname == QLatin1String("table")) {
+ return table;
+ }
+ } else {
+ QMap<QString, QString> attr2;
+ bool emptyTag = false;
+ tagname = parseOpenTag(doc, length, pos, attr2, emptyTag);
+ if (tagname == QLatin1String("tr")) {
+ rowbgcolor = attr2[QLatin1String("bgcolor")];
+ rowalign = attr2[QLatin1String("align")];
+ row++;
+ col = -1;
+ }
+ else if (tagname == QLatin1String("td") || tagname == QLatin1String("th")) {
+ col++;
+ while (qt_is_cell_in_use(multicells, row, col)) {
+ col++;
+ }
+
+ if (row >= 0 && col >= 0) {
+ const Q3StyleSheetItem* s = sheet_->item(tagname);
+ if (!attr2.contains(QLatin1String("bgcolor"))) {
+ if (!rowbgcolor.isEmpty())
+ attr2[QLatin1String("bgcolor")] = rowbgcolor;
+ else if (!tablebgcolor.isEmpty())
+ attr2[QLatin1String("bgcolor")] = tablebgcolor;
+ }
+ if (!attr2.contains(QLatin1String("align"))) {
+ if (!rowalign.isEmpty())
+ attr2[QLatin1String("align")] = rowalign;
+ }
+
+ // extract the cell contents
+ int end = pos;
+ while (end < length
+ && !hasPrefix(doc, length, end, QLatin1String("</td"))
+ && !hasPrefix(doc, length, end, QLatin1String("<td"))
+ && !hasPrefix(doc, length, end, QLatin1String("</th"))
+ && !hasPrefix(doc, length, end, QLatin1String("<th"))
+ && !hasPrefix(doc, length, end, QLatin1String("<td"))
+ && !hasPrefix(doc, length, end, QLatin1String("</tr"))
+ && !hasPrefix(doc, length, end, QLatin1String("<tr"))
+ && !hasPrefix(doc, length, end, QLatin1String("</table"))) {
+ if (hasPrefix(doc, length, end, QLatin1String("<table"))) { // nested table
+ int nested = 1;
+ ++end;
+ while (end < length && nested != 0) {
+ if (hasPrefix(doc, length, end, QLatin1String("</table")))
+ nested--;
+ if (hasPrefix(doc, length, end, QLatin1String("<table")))
+ nested++;
+ end++;
+ }
+ }
+ end++;
+ }
+ Q3TextTableCell* cell = new Q3TextTableCell(table, row, col,
+ attr2, s, fmt.makeTextFormat(s, attr2, scaleFontsFactor),
+ contxt, *factory_, sheet_,
+ QString::fromRawData(doc + pos, end - pos));
+ cell->richText()->parentPar = curpar;
+ if (cell->colspan() > 1 || cell->rowspan() > 1)
+ multicells.append(cell);
+ col += cell->colspan()-1;
+ pos = end;
+ }
+ }
+ }
+
+ } else {
+ ++pos;
+ }
+ }
+ return table;
+}
+#endif // QT_NO_TEXTCUSTOMITEM
+
+bool Q3TextDocument::eatSpace(const QChar* doc, int length, int& pos, bool includeNbsp)
+{
+ int old_pos = pos;
+ while (pos < length && doc[pos].isSpace() && (includeNbsp || (doc[pos] != QChar(QChar::nbsp))))
+ pos++;
+ return old_pos < pos;
+}
+
+bool Q3TextDocument::eat(const QChar* doc, int length, int& pos, QChar c)
+{
+ bool ok = pos < length && doc[pos] == c;
+ if (ok)
+ pos++;
+ return ok;
+}
+/*****************************************************************/
+
+struct Entity {
+ const char * name;
+ Q_UINT16 code;
+};
+
+static const Entity entitylist [] = {
+ { "AElig", 0x00c6 },
+ { "Aacute", 0x00c1 },
+ { "Acirc", 0x00c2 },
+ { "Agrave", 0x00c0 },
+ { "Alpha", 0x0391 },
+ { "AMP", 38 },
+ { "Aring", 0x00c5 },
+ { "Atilde", 0x00c3 },
+ { "Auml", 0x00c4 },
+ { "Beta", 0x0392 },
+ { "Ccedil", 0x00c7 },
+ { "Chi", 0x03a7 },
+ { "Dagger", 0x2021 },
+ { "Delta", 0x0394 },
+ { "ETH", 0x00d0 },
+ { "Eacute", 0x00c9 },
+ { "Ecirc", 0x00ca },
+ { "Egrave", 0x00c8 },
+ { "Epsilon", 0x0395 },
+ { "Eta", 0x0397 },
+ { "Euml", 0x00cb },
+ { "Gamma", 0x0393 },
+ { "GT", 62 },
+ { "Iacute", 0x00cd },
+ { "Icirc", 0x00ce },
+ { "Igrave", 0x00cc },
+ { "Iota", 0x0399 },
+ { "Iuml", 0x00cf },
+ { "Kappa", 0x039a },
+ { "Lambda", 0x039b },
+ { "LT", 60 },
+ { "Mu", 0x039c },
+ { "Ntilde", 0x00d1 },
+ { "Nu", 0x039d },
+ { "OElig", 0x0152 },
+ { "Oacute", 0x00d3 },
+ { "Ocirc", 0x00d4 },
+ { "Ograve", 0x00d2 },
+ { "Omega", 0x03a9 },
+ { "Omicron", 0x039f },
+ { "Oslash", 0x00d8 },
+ { "Otilde", 0x00d5 },
+ { "Ouml", 0x00d6 },
+ { "Phi", 0x03a6 },
+ { "Pi", 0x03a0 },
+ { "Prime", 0x2033 },
+ { "Psi", 0x03a8 },
+ { "QUOT", 34 },
+ { "Rho", 0x03a1 },
+ { "Scaron", 0x0160 },
+ { "Sigma", 0x03a3 },
+ { "THORN", 0x00de },
+ { "Tau", 0x03a4 },
+ { "Theta", 0x0398 },
+ { "Uacute", 0x00da },
+ { "Ucirc", 0x00db },
+ { "Ugrave", 0x00d9 },
+ { "Upsilon", 0x03a5 },
+ { "Uuml", 0x00dc },
+ { "Xi", 0x039e },
+ { "Yacute", 0x00dd },
+ { "Yuml", 0x0178 },
+ { "Zeta", 0x0396 },
+ { "aacute", 0x00e1 },
+ { "acirc", 0x00e2 },
+ { "acute", 0x00b4 },
+ { "aelig", 0x00e6 },
+ { "agrave", 0x00e0 },
+ { "alefsym", 0x2135 },
+ { "alpha", 0x03b1 },
+ { "amp", 38 },
+ { "and", 0x22a5 },
+ { "ang", 0x2220 },
+ { "apos", 0x0027 },
+ { "aring", 0x00e5 },
+ { "asymp", 0x2248 },
+ { "atilde", 0x00e3 },
+ { "auml", 0x00e4 },
+ { "bdquo", 0x201e },
+ { "beta", 0x03b2 },
+ { "brvbar", 0x00a6 },
+ { "bull", 0x2022 },
+ { "cap", 0x2229 },
+ { "ccedil", 0x00e7 },
+ { "cedil", 0x00b8 },
+ { "cent", 0x00a2 },
+ { "chi", 0x03c7 },
+ { "circ", 0x02c6 },
+ { "clubs", 0x2663 },
+ { "cong", 0x2245 },
+ { "copy", 0x00a9 },
+ { "crarr", 0x21b5 },
+ { "cup", 0x222a },
+ { "cur" "ren", 0x00a4 },
+ { "dArr", 0x21d3 },
+ { "dagger", 0x2020 },
+ { "darr", 0x2193 },
+ { "deg", 0x00b0 },
+ { "delta", 0x03b4 },
+ { "diams", 0x2666 },
+ { "divide", 0x00f7 },
+ { "eacute", 0x00e9 },
+ { "ecirc", 0x00ea },
+ { "egrave", 0x00e8 },
+ { "empty", 0x2205 },
+ { "emsp", 0x2003 },
+ { "ensp", 0x2002 },
+ { "epsilon", 0x03b5 },
+ { "equiv", 0x2261 },
+ { "eta", 0x03b7 },
+ { "eth", 0x00f0 },
+ { "euml", 0x00eb },
+ { "euro", 0x20ac },
+ { "exist", 0x2203 },
+ { "fnof", 0x0192 },
+ { "forall", 0x2200 },
+ { "frac12", 0x00bd },
+ { "frac14", 0x00bc },
+ { "frac34", 0x00be },
+ { "frasl", 0x2044 },
+ { "gamma", 0x03b3 },
+ { "ge", 0x2265 },
+ { "gt", 62 },
+ { "hArr", 0x21d4 },
+ { "harr", 0x2194 },
+ { "hearts", 0x2665 },
+ { "hellip", 0x2026 },
+ { "iacute", 0x00ed },
+ { "icirc", 0x00ee },
+ { "iexcl", 0x00a1 },
+ { "igrave", 0x00ec },
+ { "image", 0x2111 },
+ { "infin", 0x221e },
+ { "int", 0x222b },
+ { "iota", 0x03b9 },
+ { "iquest", 0x00bf },
+ { "isin", 0x2208 },
+ { "iuml", 0x00ef },
+ { "kappa", 0x03ba },
+ { "lArr", 0x21d0 },
+ { "lambda", 0x03bb },
+ { "lang", 0x2329 },
+ { "laquo", 0x00ab },
+ { "larr", 0x2190 },
+ { "lceil", 0x2308 },
+ { "ldquo", 0x201c },
+ { "le", 0x2264 },
+ { "lfloor", 0x230a },
+ { "lowast", 0x2217 },
+ { "loz", 0x25ca },
+ { "lrm", 0x200e },
+ { "lsaquo", 0x2039 },
+ { "lsquo", 0x2018 },
+ { "lt", 60 },
+ { "macr", 0x00af },
+ { "mdash", 0x2014 },
+ { "micro", 0x00b5 },
+ { "middot", 0x00b7 },
+ { "minus", 0x2212 },
+ { "mu", 0x03bc },
+ { "nabla", 0x2207 },
+ { "nbsp", 0x00a0 },
+ { "ndash", 0x2013 },
+ { "ne", 0x2260 },
+ { "ni", 0x220b },
+ { "not", 0x00ac },
+ { "notin", 0x2209 },
+ { "nsub", 0x2284 },
+ { "ntilde", 0x00f1 },
+ { "nu", 0x03bd },
+ { "oacute", 0x00f3 },
+ { "ocirc", 0x00f4 },
+ { "oelig", 0x0153 },
+ { "ograve", 0x00f2 },
+ { "oline", 0x203e },
+ { "omega", 0x03c9 },
+ { "omicron", 0x03bf },
+ { "oplus", 0x2295 },
+ { "or", 0x22a6 },
+ { "ordf", 0x00aa },
+ { "ordm", 0x00ba },
+ { "oslash", 0x00f8 },
+ { "otilde", 0x00f5 },
+ { "otimes", 0x2297 },
+ { "ouml", 0x00f6 },
+ { "para", 0x00b6 },
+ { "part", 0x2202 },
+ { "percnt", 0x0025 },
+ { "permil", 0x2030 },
+ { "perp", 0x22a5 },
+ { "phi", 0x03c6 },
+ { "pi", 0x03c0 },
+ { "piv", 0x03d6 },
+ { "plusmn", 0x00b1 },
+ { "pound", 0x00a3 },
+ { "prime", 0x2032 },
+ { "prod", 0x220f },
+ { "prop", 0x221d },
+ { "psi", 0x03c8 },
+ { "quot", 34 },
+ { "rArr", 0x21d2 },
+ { "radic", 0x221a },
+ { "rang", 0x232a },
+ { "raquo", 0x00bb },
+ { "rarr", 0x2192 },
+ { "rceil", 0x2309 },
+ { "rdquo", 0x201d },
+ { "real", 0x211c },
+ { "reg", 0x00ae },
+ { "rfloor", 0x230b },
+ { "rho", 0x03c1 },
+ { "rlm", 0x200f },
+ { "rsaquo", 0x203a },
+ { "rsquo", 0x2019 },
+ { "sbquo", 0x201a },
+ { "scaron", 0x0161 },
+ { "sdot", 0x22c5 },
+ { "sect", 0x00a7 },
+ { "shy", 0x00ad },
+ { "sigma", 0x03c3 },
+ { "sigmaf", 0x03c2 },
+ { "sim", 0x223c },
+ { "spades", 0x2660 },
+ { "sub", 0x2282 },
+ { "sube", 0x2286 },
+ { "sum", 0x2211 },
+ { "sup1", 0x00b9 },
+ { "sup2", 0x00b2 },
+ { "sup3", 0x00b3 },
+ { "sup", 0x2283 },
+ { "supe", 0x2287 },
+ { "szlig", 0x00df },
+ { "tau", 0x03c4 },
+ { "there4", 0x2234 },
+ { "theta", 0x03b8 },
+ { "thetasym", 0x03d1 },
+ { "thinsp", 0x2009 },
+ { "thorn", 0x00fe },
+ { "tilde", 0x02dc },
+ { "times", 0x00d7 },
+ { "trade", 0x2122 },
+ { "uArr", 0x21d1 },
+ { "uacute", 0x00fa },
+ { "uarr", 0x2191 },
+ { "ucirc", 0x00fb },
+ { "ugrave", 0x00f9 },
+ { "uml", 0x00a8 },
+ { "upsih", 0x03d2 },
+ { "upsilon", 0x03c5 },
+ { "uuml", 0x00fc },
+ { "weierp", 0x2118 },
+ { "xi", 0x03be },
+ { "yacute", 0x00fd },
+ { "yen", 0x00a5 },
+ { "yuml", 0x00ff },
+ { "zeta", 0x03b6 },
+ { "zwj", 0x200d },
+ { "zwnj", 0x200c },
+ { "", 0x0000 }
+};
+
+
+
+
+
+static QMap<QByteArray, QChar> *html_map = 0;
+static void qt_cleanup_html_map()
+{
+ delete html_map;
+ html_map = 0;
+}
+
+static QMap<QByteArray, QChar> *htmlMap()
+{
+ if (!html_map) {
+ html_map = new QMap<QByteArray, QChar>;
+ qAddPostRoutine(qt_cleanup_html_map);
+
+ const Entity *ent = entitylist;
+ while(ent->code) {
+ html_map->insert(QByteArray(ent->name), QChar(ent->code));
+ ent++;
+ }
+ }
+ return html_map;
+}
+
+QChar Q3TextDocument::parseHTMLSpecialChar(const QChar* doc, int length, int& pos)
+{
+ QString s;
+ pos++;
+ int recoverpos = pos;
+ while (pos < length && doc[pos] != QLatin1Char(';') && !doc[pos].isSpace() && pos < recoverpos + 8) {
+ s += doc[pos];
+ pos++;
+ }
+ if (doc[pos] != QLatin1Char(';') && !doc[pos].isSpace()) {
+ pos = recoverpos;
+ return QLatin1Char('&');
+ }
+ pos++;
+
+ if (s.length() > 1 && s[0] == QLatin1Char('#')) {
+ int off = 1;
+ int base = 10;
+ if (s[1] == QLatin1Char('x')) {
+ off = 2;
+ base = 16;
+ }
+ bool ok;
+ int num = s.mid(off).toInt(&ok, base);
+ if (num == 151) // ### hack for designer manual
+ return QLatin1Char('-');
+ return num;
+ }
+
+ QMap<QByteArray, QChar>::Iterator it = htmlMap()->find(s.toLatin1());
+ if (it != htmlMap()->end()) {
+ return *it;
+ }
+
+ pos = recoverpos;
+ return QLatin1Char('&');
+}
+
+QString Q3TextDocument::parseWord(const QChar* doc, int length, int& pos, bool lower)
+{
+ QString s;
+
+ if (doc[pos] == QLatin1Char('"')) {
+ pos++;
+ while (pos < length && doc[pos] != QLatin1Char('"')) {
+ if (doc[pos] == QLatin1Char('&')) {
+ s += parseHTMLSpecialChar(doc, length, pos);
+ } else {
+ s += doc[pos];
+ pos++;
+ }
+ }
+ eat(doc, length, pos, QLatin1Char('"'));
+ } else if (doc[pos] == QLatin1Char('\'')) {
+ pos++;
+ while (pos < length && doc[pos] != QLatin1Char('\'')) {
+ s += doc[pos];
+ pos++;
+ }
+ eat(doc, length, pos, QLatin1Char('\''));
+ } else {
+ static QString term = QString::fromLatin1("/>");
+ while (pos < length
+ && doc[pos] != QLatin1Char('>')
+ && !hasPrefix(doc, length, pos, term)
+ && doc[pos] != QLatin1Char('<')
+ && doc[pos] != QLatin1Char('=')
+ && !doc[pos].isSpace())
+ {
+ if (doc[pos] == QLatin1Char('&')) {
+ s += parseHTMLSpecialChar(doc, length, pos);
+ } else {
+ s += doc[pos];
+ pos++;
+ }
+ }
+ if (lower)
+ s = s.toLower();
+ }
+ return s;
+}
+
+QChar Q3TextDocument::parseChar(const QChar* doc, int length, int& pos, Q3StyleSheetItem::WhiteSpaceMode wsm)
+{
+ if (pos >= length)
+ return QChar::null;
+
+ QChar c = doc[pos++];
+
+ if (c == QLatin1Char('<'))
+ return QChar::null;
+
+ if (c.isSpace() && c != QChar(QChar::nbsp)) {
+ if (wsm == Q3StyleSheetItem::WhiteSpacePre) {
+ if (c == QLatin1Char('\n'))
+ return QChar::LineSeparator;
+ else
+ return c;
+ } else { // non-pre mode: collapse whitespace except nbsp
+ while (pos< length &&
+ doc[pos].isSpace() && doc[pos] != QChar(QChar::nbsp))
+ pos++;
+ return QLatin1Char(' ');
+ }
+ }
+ else if (c == QLatin1Char('&'))
+ return parseHTMLSpecialChar(doc, length, --pos);
+ else
+ return c;
+}
+
+QString Q3TextDocument::parseOpenTag(const QChar* doc, int length, int& pos,
+ QMap<QString, QString> &attr, bool& emptyTag)
+{
+ emptyTag = false;
+ pos++;
+ if (hasPrefix(doc, length, pos, QLatin1Char('!'))) {
+ if (hasPrefix(doc, length, pos+1, QLatin1String("--"))) {
+ pos += 3;
+ // eat comments
+ QString pref = QString::fromLatin1("-->");
+ while (!hasPrefix(doc, length, pos, pref) && pos < length)
+ pos++;
+ if (hasPrefix(doc, length, pos, pref)) {
+ pos += 3;
+ eatSpace(doc, length, pos, true);
+ }
+ emptyTag = true;
+ return QString();
+ }
+ else {
+ // eat strange internal tags
+ while (!hasPrefix(doc, length, pos, QLatin1Char('>')) && pos < length)
+ pos++;
+ if (hasPrefix(doc, length, pos, QLatin1Char('>'))) {
+ pos++;
+ eatSpace(doc, length, pos, true);
+ }
+ return QString();
+ }
+ }
+
+ QString tag = parseWord(doc, length, pos);
+ eatSpace(doc, length, pos, true);
+ static QString term = QString::fromLatin1("/>");
+ static QString s_TRUE = QString::fromLatin1("TRUE");
+
+ while (doc[pos] != QLatin1Char('>') && ! (emptyTag = hasPrefix(doc, length, pos, term))) {
+ QString key = parseWord(doc, length, pos);
+ eatSpace(doc, length, pos, true);
+ if (key.isEmpty()) {
+ // error recovery
+ while (pos < length && doc[pos] != QLatin1Char('>'))
+ pos++;
+ break;
+ }
+ QString value;
+ if (hasPrefix(doc, length, pos, QLatin1Char('='))){
+ pos++;
+ eatSpace(doc, length, pos);
+ value = parseWord(doc, length, pos, false);
+ }
+ else
+ value = s_TRUE;
+ attr.insert(key.toLower(), value);
+ eatSpace(doc, length, pos, true);
+ }
+
+ if (emptyTag) {
+ eat(doc, length, pos, QLatin1Char('/'));
+ eat(doc, length, pos, QLatin1Char('>'));
+ }
+ else
+ eat(doc, length, pos, QLatin1Char('>'));
+
+ return tag;
+}
+
+QString Q3TextDocument::parseCloseTag(const QChar* doc, int length, int& pos)
+{
+ pos++;
+ pos++;
+ QString tag = parseWord(doc, length, pos);
+ eatSpace(doc, length, pos, true);
+ eat(doc, length, pos, QLatin1Char('>'));
+ return tag;
+}
+
+Q3TextFlow::Q3TextFlow()
+{
+ w = pagesize = 0;
+}
+
+Q3TextFlow::~Q3TextFlow()
+{
+ clear();
+}
+
+void Q3TextFlow::clear()
+{
+#ifndef QT_NO_TEXTCUSTOMITEM
+ while (!leftItems.isEmpty())
+ delete leftItems.takeFirst();
+ while (!rightItems.isEmpty())
+ delete rightItems.takeFirst();
+#endif
+}
+
+void Q3TextFlow::setWidth(int width)
+{
+ w = width;
+}
+
+int Q3TextFlow::adjustLMargin(int yp, int, int margin, int space)
+{
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int idx = 0; idx < leftItems.size(); ++idx) {
+ Q3TextCustomItem* item = leftItems.at(idx);
+ if (item->ypos == -1)
+ continue;
+ if (yp >= item->ypos && yp < item->ypos + item->height)
+ margin = qMax(margin, item->xpos + item->width + space);
+ }
+#endif
+ return margin;
+}
+
+int Q3TextFlow::adjustRMargin(int yp, int, int margin, int space)
+{
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int idx = 0; idx < rightItems.size(); ++idx) {
+ Q3TextCustomItem* item = rightItems.at(idx);
+ if (item->ypos == -1)
+ continue;
+ if (yp >= item->ypos && yp < item->ypos + item->height)
+ margin = qMax(margin, w - item->xpos - space);
+ }
+#endif
+ return margin;
+}
+
+
+int Q3TextFlow::adjustFlow(int y, int /*w*/, int h)
+{
+ if (pagesize > 0) { // check pages
+ int yinpage = y % pagesize;
+ if (yinpage <= border_tolerance)
+ return border_tolerance - yinpage;
+ else
+ if (yinpage + h > pagesize - border_tolerance)
+ return (pagesize - yinpage) + border_tolerance;
+ }
+ return 0;
+}
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+void Q3TextFlow::unregisterFloatingItem(Q3TextCustomItem* item)
+{
+ leftItems.removeAll(item);
+ rightItems.removeAll(item);
+}
+
+void Q3TextFlow::registerFloatingItem(Q3TextCustomItem* item)
+{
+ if (item->placement() == Q3TextCustomItem::PlaceRight) {
+ if (!rightItems.contains(item))
+ rightItems.append(item);
+ } else if (item->placement() == Q3TextCustomItem::PlaceLeft &&
+ !leftItems.contains(item)) {
+ leftItems.append(item);
+ }
+}
+#endif // QT_NO_TEXTCUSTOMITEM
+
+QRect Q3TextFlow::boundingRect() const
+{
+ QRect br;
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int idx = 0; idx < leftItems.size(); ++idx) {
+ Q3TextCustomItem* item = leftItems.at(idx);
+ br = br.united(item->geometry());
+ }
+ for (int idx = 0; idx < rightItems.size(); ++idx) {
+ Q3TextCustomItem* item = rightItems.at(idx);
+ br = br.united(item->geometry());
+ }
+#endif
+ return br;
+}
+
+
+void Q3TextFlow::drawFloatingItems(QPainter* p, int cx, int cy, int cw, int ch,
+ const QPalette &pal, bool selected)
+{
+#ifndef QT_NO_TEXTCUSTOMITEM
+ for (int idx = 0; idx < leftItems.size(); ++idx) {
+ Q3TextCustomItem* item = leftItems.at(idx);
+ if (item->xpos == -1 || item->ypos == -1)
+ continue;
+ item->draw(p, item->xpos, item->ypos, cx, cy, cw, ch, pal, selected);
+ }
+
+ for (int idx = 0; idx < rightItems.size(); ++idx) {
+ Q3TextCustomItem* item = rightItems.at(idx);
+ if (item->xpos == -1 || item->ypos == -1)
+ continue;
+ item->draw(p, item->xpos, item->ypos, cx, cy, cw, ch, pal, selected);
+ }
+#endif
+}
+
+// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+void Q3TextCustomItem::pageBreak(int /*y*/ , Q3TextFlow* /*flow*/)
+{
+}
+#endif
+
+#ifndef QT_NO_TEXTCUSTOMITEM
+Q3TextTable::Q3TextTable(Q3TextDocument *p, const QMap<QString, QString> & attr )
+ : Q3TextCustomItem(p)
+{
+ cellspacing = 2;
+ cellpadding = 1;
+ border = innerborder = 0;
+
+ QMap<QString, QString>::ConstIterator it, end = attr.end();
+ it = attr.find(QLatin1String("cellspacing"));
+ if (it != end)
+ cellspacing = (*it).toInt();
+ it = attr.find(QLatin1String("cellpadding"));
+ if (it != end)
+ cellpadding = (*it).toInt();
+ it = attr.find(QLatin1String("border"));
+ if (it != end) {
+ if (*it == QLatin1String("TRUE"))
+ border = 1;
+ else
+ border = (*it).toInt();
+ }
+ us_b = border;
+
+ innerborder = us_ib = border ? 1 : 0;
+
+ if (border)
+ cellspacing += 2;
+
+ us_ib = innerborder;
+ us_cs = cellspacing;
+ us_cp = cellpadding;
+ outerborder = cellspacing + border;
+ us_ob = outerborder;
+ layout = new QGridLayout(1, 1, cellspacing);
+
+ fixwidth = 0;
+ stretch = 0;
+ it = attr.find(QLatin1String("width"));
+ if (it != end) {
+ bool b;
+ QString s(*it);
+ int w = s.toInt(&b);
+ if (b) {
+ fixwidth = w;
+ } else {
+ s = s.trimmed();
+ if (s.length() > 1 && s[(int)s.length()-1] == QLatin1Char('%'))
+ stretch = s.left(s.length()-1).toInt();
+ }
+ }
+ us_fixwidth = fixwidth;
+
+ place = PlaceInline;
+ if (attr[QLatin1String("align")] == QLatin1String("left"))
+ place = PlaceLeft;
+ else if (attr[QLatin1String("align")] == QLatin1String("right"))
+ place = PlaceRight;
+ cachewidth = 0;
+ attributes = attr;
+ pageBreakFor = -1;
+}
+
+Q3TextTable::~Q3TextTable()
+{
+ delete layout;
+}
+
+QString Q3TextTable::richText() const
+{
+ QString s;
+ s = QLatin1String("<table ");
+ QMap<QString, QString>::ConstIterator it = attributes.begin();
+ for (; it != attributes.end(); ++it)
+ s += it.key() + QLatin1Char('=') + *it + QLatin1Char(' ');
+ s += QLatin1String(">\n");
+
+ int lastRow = -1;
+ bool needEnd = false;
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *cell = cells.at(idx);
+ if (lastRow != cell->row()) {
+ if (lastRow != -1)
+ s += QLatin1String("</tr>\n");
+ s += QLatin1String("<tr>");
+ lastRow = cell->row();
+ needEnd = true;
+ }
+ s += QLatin1String("<td");
+ it = cell->attributes.constBegin();
+ for (; it != cell->attributes.constEnd(); ++it)
+ s += QLatin1Char(' ') + it.key() + QLatin1Char('=') + *it;
+ s += QLatin1Char('>');
+ s += cell->richText()->richText();
+ s += QLatin1String("</td>");
+ }
+ if (needEnd)
+ s += QLatin1String("</tr>\n");
+ s += QLatin1String("</table>\n");
+ return s;
+}
+
+void Q3TextTable::adjustToPainter(QPainter* p)
+{
+ cellspacing = scale(us_cs, p);
+ cellpadding = scale(us_cp, p);
+ border = scale(us_b , p);
+ innerborder = scale(us_ib, p);
+ outerborder = scale(us_ob ,p);
+ fixwidth = scale( us_fixwidth, p);
+ width = 0;
+ cachewidth = 0;
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *cell = cells.at(idx);
+ cell->adjustToPainter(p);
+ }
+}
+
+void Q3TextTable::adjustCells(int y , int shift)
+{
+ bool enlarge = false;
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *cell = cells.at(idx);
+ QRect r = cell->geometry();
+ if (y <= r.top()) {
+ r.moveBy(0, shift);
+ cell->setGeometry(r);
+ enlarge = true;
+ } else if (y <= r.bottom()) {
+ r.rBottom() += shift;
+ cell->setGeometry(r);
+ enlarge = true;
+ }
+ }
+ if (enlarge)
+ height += shift;
+}
+
+void Q3TextTable::pageBreak(int yt, Q3TextFlow* flow)
+{
+ if (flow->pageSize() <= 0)
+ return;
+ if (layout && pageBreakFor > 0 && pageBreakFor != yt) {
+ layout->invalidate();
+ int h = layout->heightForWidth(width-2*outerborder);
+ layout->setGeometry(QRect(0, 0, width-2*outerborder, h) );
+ height = layout->geometry().height()+2*outerborder;
+ }
+ pageBreakFor = yt;
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *cell = cells.at(idx);
+ int y = yt + outerborder + cell->geometry().y();
+ int shift = flow->adjustFlow(y - cellspacing, width, cell->richText()->height() + 2*cellspacing);
+ adjustCells(y - outerborder - yt, shift);
+ }
+}
+
+
+void Q3TextTable::draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
+ const QPalette &pal, bool selected)
+{
+ if (placement() != PlaceInline) {
+ x = xpos;
+ y = ypos;
+ }
+
+ for (int idx = 0; idx < cells.size(); ++idx) {
+ Q3TextTableCell *cell = cells.at(idx);
+ if ((cx < 0 && cy < 0) ||
+ QRect(cx, cy, cw, ch).intersects(QRect(x + outerborder + cell->geometry().x(),
+ y + outerborder + cell->geometry().y(),
+ cell->geometry().width(),
+ cell->geometry().height()))) {
+ cell->draw(p, x+outerborder, y+outerborder, cx, cy, cw, ch, pal, selected);
+ if (border) {
+ QRect r(x+outerborder+cell->geometry().x() - innerborder,
+ y+outerborder+cell->geometry().y() - innerborder,
+ cell->geometry().width() + 2 * innerborder,
+ cell->geometry().height() + 2 * innerborder);
+ if (is_printer(p)) {
+ QPen oldPen = p->pen();
+ QRect r2 = r;
+ r2.adjust(innerborder/2, innerborder/2, -innerborder/2, -innerborder/2);
+ p->setPen(QPen(pal.text().color(), innerborder));
+ p->drawRect(r2);
+ p->setPen(oldPen);
+ } else {
+ int s = qMax(cellspacing-2*innerborder, 0);
+ if (s) {
+ p->fillRect(r.left()-s, r.top(), s+1, r.height(), pal.button());
+ p->fillRect(r.right(), r.top(), s+1, r.height(), pal.button());
+ p->fillRect(r.left()-s, r.top()-s, r.width()+2*s, s, pal.button());
+ p->fillRect(r.left()-s, r.bottom(), r.width()+2*s, s, pal.button());
+ }
+ qDrawShadePanel(p, r, pal, true, innerborder);
+ }
+ }
+ }
+ }
+ if (border) {
+ QRect r (x, y, width, height);
+ if (is_printer(p)) {
+ QRect r2 = r;
+ r2.adjust(border/2, border/2, -border/2, -border/2);
+ QPen oldPen = p->pen();
+ p->setPen(QPen(pal.text().color(), border));
+ p->drawRect(r2);
+ p->setPen(oldPen);
+ } else {
+ int s = border+qMax(cellspacing-2*innerborder, 0);
+ if (s) {
+ p->fillRect(r.left(), r.top(), s, r.height(), pal.button());
+ p->fillRect(r.right()-s, r.top(), s, r.height(), pal.button());
+ p->fillRect(r.left(), r.top(), r.width(), s, pal.button());
+ p->fillRect(r.left(), r.bottom()-s, r.width(), s, pal.button());
+ }
+ qDrawShadePanel(p, r, pal, false, border);
+ }
+ }
+
+}
+
+int Q3TextTable::minimumWidth() const
+{
+ return qMax(fixwidth, ((layout ? layout->minimumSize().width() : 0) + 2 * outerborder));
+}
+
+void Q3TextTable::resize(int nwidth)
+{
+ if (fixwidth && cachewidth != 0)
+ return;
+ if (nwidth == cachewidth)
+ return;
+
+
+ cachewidth = nwidth;
+ int w = nwidth;
+
+ format(w);
+
+ if (stretch)
+ nwidth = nwidth * stretch / 100;
+
+ width = nwidth;
+ layout->invalidate();
+ int shw = layout->sizeHint().width() + 2*outerborder;
+ int mw = layout->minimumSize().width() + 2*outerborder;
+ if (stretch)
+ width = qMax(mw, nwidth);
+ else
+ width = qMax(mw, qMin(nwidth, shw));
+
+ if (fixwidth)
+ width = fixwidth;
+
+ layout->invalidate();
+ mw = layout->minimumSize().width() + 2*outerborder;
+ width = qMax(width, mw);
+
+ int h = layout->heightForWidth(width-2*outerborder);
+ layout->setGeometry(QRect(0, 0, width-2*outerborder, h) );
+ height = layout->geometry().height()+2*outerborder;
+}
+
+void Q3TextTable::format(int w)
+{
+ for (int i = 0; i < (int)cells.count(); ++i) {
+ Q3TextTableCell *cell = cells.at(i);
+ QRect r = cell->geometry();
+ r.setWidth(w - 2*outerborder);
+ cell->setGeometry(r);
+ }
+}
+
+void Q3TextTable::addCell(Q3TextTableCell* cell)
+{
+ cells.append(cell);
+ layout->addMultiCell(cell, cell->row(), cell->row() + cell->rowspan()-1,
+ cell->column(), cell->column() + cell->colspan()-1);
+}
+
+bool Q3TextTable::enter(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy, bool atEnd)
+{
+ currCell.remove(c);
+ if (!atEnd)
+ return next(c, doc, parag, idx, ox, oy);
+ currCell.insert(c, cells.count());
+ return prev(c, doc, parag, idx, ox, oy);
+}
+
+bool Q3TextTable::enterAt(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy, const QPoint &pos)
+{
+ currCell.remove(c);
+ int lastCell = -1;
+ int lastY = -1;
+ int i;
+ for (i = 0; i < (int)cells.count(); ++i) {
+ Q3TextTableCell *cell = cells.at(i);
+ if (!cell)
+ continue;
+ QRect r(cell->geometry().x(),
+ cell->geometry().y(),
+ cell->geometry().width() + 2 * innerborder + 2 * outerborder,
+ cell->geometry().height() + 2 * innerborder + 2 * outerborder);
+
+ if (r.left() <= pos.x() && r.right() >= pos.x()) {
+ if (cell->geometry().y() > lastY) {
+ lastCell = i;
+ lastY = cell->geometry().y();
+ }
+ if (r.top() <= pos.y() && r.bottom() >= pos.y()) {
+ currCell.insert(c, i);
+ break;
+ }
+ }
+ }
+ if (i == (int) cells.count())
+ return false; // no cell found
+
+ if (currCell.find(c) == currCell.end()) {
+ if (lastY != -1)
+ currCell.insert(c, lastCell);
+ else
+ return false;
+ }
+
+ Q3TextTableCell *cell = cells.at(*currCell.find(c));
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ parag = doc->firstParagraph();
+ idx = 0;
+ ox += cell->geometry().x() + cell->horizontalAlignmentOffset() + outerborder + parent->x();
+ oy += cell->geometry().y() + cell->verticalAlignmentOffset() + outerborder;
+ return true;
+}
+
+bool Q3TextTable::next(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy)
+{
+ int cc = -1;
+ if (currCell.find(c) != currCell.end())
+ cc = *currCell.find(c);
+ if (cc > (int)cells.count() - 1 || cc < 0)
+ cc = -1;
+ currCell.remove(c);
+ currCell.insert(c, ++cc);
+ if (cc >= (int)cells.count()) {
+ currCell.insert(c, 0);
+ Q3TextCustomItem::next(c, doc, parag, idx, ox, oy);
+ Q3TextTableCell *cell = cells.first();
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ idx = -1;
+ return true;
+ }
+
+ if (currCell.find(c) == currCell.end())
+ return false;
+ Q3TextTableCell *cell = cells.at(*currCell.find(c));
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ parag = doc->firstParagraph();
+ idx = 0;
+ ox += cell->geometry().x() + cell->horizontalAlignmentOffset() + outerborder + parent->x();
+ oy += cell->geometry().y() + cell->verticalAlignmentOffset() + outerborder;
+ return true;
+}
+
+bool Q3TextTable::prev(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy)
+{
+ int cc = -1;
+ if (currCell.find(c) != currCell.end())
+ cc = *currCell.find(c);
+ if (cc > (int)cells.count() - 1 || cc < 0)
+ cc = cells.count();
+ currCell.remove(c);
+ currCell.insert(c, --cc);
+ if (cc < 0) {
+ currCell.insert(c, 0);
+ Q3TextCustomItem::prev(c, doc, parag, idx, ox, oy);
+ Q3TextTableCell *cell = cells.first();
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ idx = -1;
+ return true;
+ }
+
+ if (currCell.find(c) == currCell.end())
+ return false;
+ Q3TextTableCell *cell = cells.at(*currCell.find(c));
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ parag = doc->lastParagraph();
+ idx = parag->length() - 1;
+ ox += cell->geometry().x() + cell->horizontalAlignmentOffset() + outerborder + parent->x();
+ oy += cell->geometry().y() + cell->verticalAlignmentOffset() + outerborder;
+ return true;
+}
+
+bool Q3TextTable::down(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy)
+{
+ if (currCell.find(c) == currCell.end())
+ return false;
+ Q3TextTableCell *cell = cells.at(*currCell.find(c));
+ if (cell->row_ == layout->numRows() - 1) {
+ currCell.insert(c, 0);
+ Q3TextCustomItem::down(c, doc, parag, idx, ox, oy);
+ Q3TextTableCell *cell = cells.first();
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ idx = -1;
+ return true;
+ }
+
+ int oldRow = cell->row_;
+ int oldCol = cell->col_;
+ if (currCell.find(c) == currCell.end())
+ return false;
+ int cc = *currCell.find(c);
+ for (int i = cc; i < (int)cells.count(); ++i) {
+ cell = cells.at(i);
+ if (cell->row_ > oldRow && cell->col_ == oldCol) {
+ currCell.insert(c, i);
+ break;
+ }
+ }
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ parag = doc->firstParagraph();
+ idx = 0;
+ ox += cell->geometry().x() + cell->horizontalAlignmentOffset() + outerborder + parent->x();
+ oy += cell->geometry().y() + cell->verticalAlignmentOffset() + outerborder;
+ return true;
+}
+
+bool Q3TextTable::up(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *&parag, int &idx, int &ox, int &oy)
+{
+ if (currCell.find(c) == currCell.end())
+ return false;
+ Q3TextTableCell *cell = cells.at(*currCell.find(c));
+ if (cell->row_ == 0) {
+ currCell.insert(c, 0);
+ Q3TextCustomItem::up(c, doc, parag, idx, ox, oy);
+ Q3TextTableCell *cell = cells.first();
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ idx = -1;
+ return true;
+ }
+
+ int oldRow = cell->row_;
+ int oldCol = cell->col_;
+ if (currCell.find(c) == currCell.end())
+ return false;
+ int cc = *currCell.find(c);
+ for (int i = cc; i >= 0; --i) {
+ cell = cells.at(i);
+ if (cell->row_ < oldRow && cell->col_ == oldCol) {
+ currCell.insert(c, i);
+ break;
+ }
+ }
+ if (!cell)
+ return false;
+ doc = cell->richText();
+ parag = doc->lastParagraph();
+ idx = parag->length() - 1;
+ ox += cell->geometry().x() + cell->horizontalAlignmentOffset() + outerborder + parent->x();
+ oy += cell->geometry().y() + cell->verticalAlignmentOffset() + outerborder;
+ return true;
+}
+
+Q3TextTableCell::Q3TextTableCell(Q3TextTable* table,
+ int row, int column,
+ const QMap<QString, QString> &attr,
+ const Q3StyleSheetItem* style,
+ const Q3TextFormat& fmt, const QString& context,
+ Q3MimeSourceFactory &factory, Q3StyleSheet *sheet,
+ const QString& doc)
+{
+ cached_width = -1;
+ cached_sizehint = -1;
+
+ maxw = QWIDGETSIZE_MAX;
+ minw = 0;
+
+ parent = table;
+ row_ = row;
+ col_ = column;
+ stretch_ = 0;
+ richtext = new Q3TextDocument(table->parent);
+ richtext->formatCollection()->setPaintDevice(table->parent->formatCollection()->paintDevice());
+ richtext->bodyText = fmt.color();
+ richtext->setTableCell(this);
+
+ QMap<QString,QString>::ConstIterator it, end = attr.end();
+ int halign = style->alignment();
+ if (halign != Q3StyleSheetItem::Undefined)
+ richtext->setAlignment(halign);
+ it = attr.find(QLatin1String("align"));
+ if (it != end && ! (*it).isEmpty()) {
+ QString a = (*it).toLower();
+ if (a == QLatin1String("left"))
+ richtext->setAlignment(Qt::AlignLeft);
+ else if (a == QLatin1String("center"))
+ richtext->setAlignment(Qt::AlignHCenter);
+ else if (a == QLatin1String("right"))
+ richtext->setAlignment(Qt::AlignRight);
+ }
+ align = 0;
+ it = attr.find(QLatin1String("valign"));
+ if (it != end && ! (*it).isEmpty()) {
+ QString va = (*it).toLower();
+ if ( va == QLatin1String("top") )
+ align |= Qt::AlignTop;
+ else if ( va == QLatin1String("center") || va == QLatin1String("middle") )
+ align |= Qt::AlignVCenter;
+ else if (va == QLatin1String("bottom"))
+ align |= Qt::AlignBottom;
+ }
+ richtext->setFormatter(table->parent->formatter());
+ richtext->setUseFormatCollection(table->parent->useFormatCollection());
+ richtext->setMimeSourceFactory(&factory);
+ richtext->setStyleSheet(sheet);
+ richtext->setRichText(doc, context, &fmt);
+ rowspan_ = 1;
+ colspan_ = 1;
+
+ it = attr.find(QLatin1String("colspan"));
+ if (it != end)
+ colspan_ = (*it).toInt();
+ it = attr.find(QLatin1String("rowspan"));
+ if (it != end)
+ rowspan_ = (*it).toInt();
+
+ background = 0;
+ it = attr.find(QLatin1String("bgcolor"));
+ if (it != end) {
+ background = new QBrush(QColor(*it));
+ }
+
+ hasFixedWidth = false;
+ it = attr.find(QLatin1String("width"));
+ if (it != end) {
+ bool b;
+ QString s(*it);
+ int w = s.toInt(&b);
+ if (b) {
+ maxw = w;
+ minw = maxw;
+ hasFixedWidth = true;
+ } else {
+ s = s.trimmed();
+ if (s.length() > 1 && s[(int)s.length()-1] == QLatin1Char('%'))
+ stretch_ = s.left(s.length()-1).toInt();
+ }
+ }
+
+ attributes = attr;
+
+ parent->addCell(this);
+}
+
+Q3TextTableCell::~Q3TextTableCell()
+{
+ delete background;
+ background = 0;
+ delete richtext;
+ richtext = 0;
+}
+
+QSize Q3TextTableCell::sizeHint() const
+{
+ int extra = 2 * (parent->innerborder + parent->cellpadding + border_tolerance);
+ int used = richtext->widthUsed() + extra;
+
+ if (stretch_) {
+ int w = parent->width * stretch_ / 100 - 2*parent->cellspacing - 2*parent->cellpadding;
+ return QSize(qMin(w, maxw), 0).expandedTo(minimumSize());
+ }
+
+ return QSize(used, 0).expandedTo(minimumSize());
+}
+
+QSize Q3TextTableCell::minimumSize() const
+{
+ int extra = 2 * (parent->innerborder + parent->cellpadding + border_tolerance);
+ return QSize(qMax(richtext->minimumWidth() + extra, minw), 0);
+}
+
+QSize Q3TextTableCell::maximumSize() const
+{
+ return QSize(maxw, QWIDGETSIZE_MAX);
+}
+
+Qt::Orientations Q3TextTableCell::expandingDirections() const
+{
+ return Qt::Horizontal | Qt::Vertical;
+}
+
+bool Q3TextTableCell::isEmpty() const
+{
+ return false;
+}
+void Q3TextTableCell::setGeometry(const QRect& r)
+{
+ int extra = 2 * (parent->innerborder + parent->cellpadding);
+ if (r.width() != cached_width)
+ richtext->doLayout(Q3TextFormat::painter(), r.width() - extra);
+ cached_width = r.width();
+ geom = r;
+}
+
+QRect Q3TextTableCell::geometry() const
+{
+ return geom;
+}
+
+bool Q3TextTableCell::hasHeightForWidth() const
+{
+ return true;
+}
+
+int Q3TextTableCell::heightForWidth(int w) const
+{
+ int extra = 2 * (parent->innerborder + parent->cellpadding);
+ w = qMax(minw, w);
+
+ if (cached_width != w) {
+ Q3TextTableCell* that = (Q3TextTableCell*) this;
+ that->richtext->doLayout(Q3TextFormat::painter(), w - extra);
+ that->cached_width = w;
+ }
+ return richtext->height() + extra;
+}
+
+void Q3TextTableCell::adjustToPainter(QPainter* p)
+{
+ Q3TextParagraph *parag = richtext->firstParagraph();
+ while (parag) {
+ parag->adjustToPainter(p);
+ parag = parag->next();
+ }
+}
+
+int Q3TextTableCell::horizontalAlignmentOffset() const
+{
+ return parent->cellpadding;
+}
+
+int Q3TextTableCell::verticalAlignmentOffset() const
+{
+ if ((align & Qt::AlignVCenter) == Qt::AlignVCenter)
+ return (geom.height() - richtext->height()) / 2;
+ else if ((align & Qt::AlignBottom) == Qt::AlignBottom)
+ return geom.height() - parent->cellpadding - richtext->height() ;
+ return parent->cellpadding;
+}
+
+void Q3TextTableCell::draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
+ const QPalette &pal, bool)
+{
+ if (cached_width != geom.width()) {
+ int extra = 2 * (parent->innerborder + parent->cellpadding);
+ richtext->doLayout(p, geom.width() - extra);
+ cached_width = geom.width();
+ }
+ QPalette pal2(pal);
+ if (background)
+ pal2.setBrush(QPalette::Base, *background);
+ else if (richtext->paper())
+ pal2.setBrush(QPalette::Base, *richtext->paper());
+
+ p->save();
+ p->translate(x + geom.x(), y + geom.y());
+ if (background)
+ p->fillRect(0, 0, geom.width(), geom.height(), *background);
+ else if (richtext->paper())
+ p->fillRect(0, 0, geom.width(), geom.height(), *richtext->paper());
+
+ p->translate(horizontalAlignmentOffset(), verticalAlignmentOffset());
+
+ QRegion r;
+ if (cx >= 0 && cy >= 0)
+ richtext->draw(p, cx - (x + horizontalAlignmentOffset() + geom.x()),
+ cy - (y + geom.y() + verticalAlignmentOffset()),
+ cw, ch, pal2, false, false, 0);
+ else
+ richtext->draw(p, -1, -1, -1, -1, pal2, false, false, 0);
+
+ p->restore();
+}
+#endif
+
+QT_END_NAMESPACE
+
+#endif //QT_NO_RICHTEXT
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-13 18:30:17 +0000