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-rw-r--r--src/printsupport/kernel/qprintengine_win.cpp95
1 files changed, 53 insertions, 42 deletions
diff --git a/src/printsupport/kernel/qprintengine_win.cpp b/src/printsupport/kernel/qprintengine_win.cpp
index 9e74de4ab1..b377401ed9 100644
--- a/src/printsupport/kernel/qprintengine_win.cpp
+++ b/src/printsupport/kernel/qprintengine_win.cpp
@@ -1,7 +1,7 @@
/****************************************************************************
**
-** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
@@ -10,9 +10,9 @@
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and Digia. For licensing terms and
-** conditions see http://qt.digia.com/licensing. For further information
-** use the contact form at http://qt.digia.com/contact-us.
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
@@ -23,8 +23,8 @@
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
-** In addition, as a special exception, Digia gives you certain additional
-** rights. These rights are described in the Digia Qt LGPL Exception
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
@@ -69,7 +69,7 @@ extern QMarginsF qt_convertMargins(const QMarginsF &margins, QPageLayout::Unit f
// #define QT_DEBUG_METRICS
static void draw_text_item_win(const QPointF &_pos, const QTextItemInt &ti, HDC hdc,
- bool convertToText, const QTransform &xform, const QPointF &topLeft);
+ const QTransform &xform, const QPointF &topLeft);
QWin32PrintEngine::QWin32PrintEngine(QPrinter::PrinterMode mode)
: QAlphaPaintEngine(*(new QWin32PrintEnginePrivate),
@@ -89,6 +89,17 @@ QWin32PrintEngine::QWin32PrintEngine(QPrinter::PrinterMode mode)
d->initialize();
}
+static QByteArray msgBeginFailed(const char *function, const DOCINFO &d)
+{
+ QString result;
+ QTextStream str(&result);
+ str << "QWin32PrintEngine::begin: " << function << " failed, document \""
+ << QString::fromWCharArray(d.lpszDocName) << '"';
+ if (d.lpszOutput[0])
+ str << ", file \"" << QString::fromWCharArray(d.lpszOutput) << '"';
+ return result.toLocal8Bit();
+}
+
bool QWin32PrintEngine::begin(QPaintDevice *pdev)
{
Q_D(QWin32PrintEngine);
@@ -123,12 +134,12 @@ bool QWin32PrintEngine::begin(QPaintDevice *pdev)
if (d->printToFile)
di.lpszOutput = d->fileName.isEmpty() ? L"FILE:" : reinterpret_cast<const wchar_t *>(d->fileName.utf16());
if (ok && StartDoc(d->hdc, &di) == SP_ERROR) {
- qErrnoWarning("QWin32PrintEngine::begin: StartDoc failed");
+ qErrnoWarning(msgBeginFailed("StartDoc", di));
ok = false;
}
if (StartPage(d->hdc) <= 0) {
- qErrnoWarning("QWin32PrintEngine::begin: StartPage failed");
+ qErrnoWarning(msgBeginFailed("StartPage", di));
ok = false;
}
@@ -175,8 +186,10 @@ bool QWin32PrintEngine::end()
return true;
if (d->hdc) {
- EndPage(d->hdc); // end; printing done
- EndDoc(d->hdc);
+ if (EndPage(d->hdc) <= 0) // end; printing done
+ qErrnoWarning("QWin32PrintEngine::end: EndPage failed (%p)", d->hdc);
+ if (EndDoc(d->hdc) <= 0)
+ qErrnoWarning("QWin32PrintEngine::end: EndDoc failed");
}
d->state = QPrinter::Idle;
@@ -201,10 +214,8 @@ bool QWin32PrintEngine::newPage()
}
if (d->reinit) {
- if (!d->resetDC()) {
- qErrnoWarning("QWin32PrintEngine::newPage: ResetDC failed");
+ if (!d->resetDC())
return false;
- }
d->reinit = false;
}
@@ -241,6 +252,8 @@ bool QWin32PrintEngine::newPage()
d->reinit = false;
}
success = (StartPage(d->hdc) > 0);
+ if (!success)
+ qErrnoWarning("Win32PrintEngine::newPage: StartPage failed (2)");
}
if (!success) {
d->state = QPrinter::Aborted;
@@ -296,27 +309,12 @@ void QWin32PrintEngine::drawTextItem(const QPointF &p, const QTextItem &textItem
return ;
}
- // We only want to convert the glyphs to text if the entire string is compatible with ASCII
- // and if we actually have access to the chars.
- bool convertToText = ti.chars != 0;
- for (int i=0; i < ti.num_chars; ++i) {
- if (ti.chars[i].unicode() >= 0x80) {
- convertToText = false;
- break;
- }
-
- if (ti.logClusters[i] != i) {
- convertToText = false;
- break;
- }
- }
-
COLORREF cf = RGB(qRed(brushColor), qGreen(brushColor), qBlue(brushColor));
SelectObject(d->hdc, CreateSolidBrush(cf));
SelectObject(d->hdc, CreatePen(PS_SOLID, 1, cf));
SetTextColor(d->hdc, cf);
- draw_text_item_win(p, ti, d->hdc, convertToText, d->matrix, QPointF(0.0, 0.0));
+ draw_text_item_win(p, ti, d->hdc, d->matrix, QPointF(0.0, 0.0));
DeleteObject(SelectObject(d->hdc,GetStockObject(HOLLOW_BRUSH)));
DeleteObject(SelectObject(d->hdc,GetStockObject(BLACK_PEN)));
}
@@ -386,6 +384,9 @@ int QWin32PrintEngine::metric(QPaintDevice::PaintDeviceMetric m) const
case QPaintDevice::PdmDepth:
val = GetDeviceCaps(d->hdc, PLANES);
break;
+ case QPaintDevice::PdmDevicePixelRatio:
+ val = 1;
+ break;
default:
qWarning("QPrinter::metric: Invalid metric command");
return 0;
@@ -996,6 +997,21 @@ void QWin32PrintEnginePrivate::doReinit()
}
}
+bool QWin32PrintEnginePrivate::resetDC()
+{
+ if (!hdc) {
+ qWarning() << "ResetDC() called with null hdc.";
+ return false;
+ }
+ const HDC oldHdc = hdc;
+ const HDC hdc = ResetDC(oldHdc, devMode);
+ if (!hdc) {
+ const int lastError = GetLastError();
+ qErrnoWarning(lastError, "ResetDC() on %p failed (%d)", oldHdc, lastError);
+ }
+ return hdc != 0;
+}
+
static int indexOfId(const QList<QPrint::InputSlot> &inputSlots, QPrint::InputSlotId id)
{
for (int i = 0; i < inputSlots.size(); ++i) {
@@ -1654,7 +1670,7 @@ void QWin32PrintEnginePrivate::debugMetrics() const
}
static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC hdc,
- bool convertToText, const QTransform &xform, const QPointF &topLeft)
+ const QTransform &xform, const QPointF &topLeft)
{
QPointF baseline_pos = xform.inverted().map(xform.map(pos) - topLeft);
@@ -1664,24 +1680,20 @@ static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC h
const bool has_kerning = ti.f && ti.f->kerning();
HFONT hfont = 0;
- bool ttf = false;
if (ti.fontEngine->type() == QFontEngine::Win) {
const QVariantMap userData = ti.fontEngine->userData().toMap();
const QVariant hfontV = userData.value(QStringLiteral("hFont"));
const QVariant ttfV = userData.value(QStringLiteral("trueType"));
- if (ttfV.type() == QVariant::Bool && hfontV.canConvert<HFONT>()) {
+ if (ttfV.toBool() && hfontV.canConvert<HFONT>())
hfont = hfontV.value<HFONT>();
- ttf = ttfV.toBool();
- }
}
if (!hfont)
hfont = (HFONT)GetStockObject(ANSI_VAR_FONT);
HGDIOBJ old_font = SelectObject(hdc, hfont);
- unsigned int options = (ttf && !convertToText) ? ETO_GLYPH_INDEX : 0;
- wchar_t *convertedGlyphs = (wchar_t *)ti.chars;
+ unsigned int options = ETO_GLYPH_INDEX;
QGlyphLayout glyphs = ti.glyphs;
bool fast = !has_kerning && !(ti.flags & QTextItem::RightToLeft);
@@ -1715,7 +1727,7 @@ static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC h
ExtTextOut(hdc,
qRound(baseline_pos.x() + glyphs.offsets[0].x.toReal()),
qRound(baseline_pos.y() + glyphs.offsets[0].y.toReal()),
- options, 0, convertToText ? convertedGlyphs : g.data(), glyphs.numGlyphs, 0);
+ options, 0, g.constData(), glyphs.numGlyphs, 0);
} else {
QVarLengthArray<QFixedPoint> positions;
QVarLengthArray<glyph_t> _glyphs;
@@ -1728,7 +1740,6 @@ static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC h
return;
}
- convertToText = convertToText && glyphs.numGlyphs == _glyphs.size();
bool outputEntireItem = _glyphs.size() > 0;
if (outputEntireItem) {
@@ -1744,7 +1755,7 @@ static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC h
glyphDistances[(_glyphs.size() - 1) * 2 + 1] = 0;
g[_glyphs.size() - 1] = _glyphs[_glyphs.size() - 1];
ExtTextOut(hdc, qRound(positions[0].x), qRound(positions[0].y), options, 0,
- convertToText ? convertedGlyphs : g.data(), _glyphs.size(),
+ g.constData(), _glyphs.size(),
glyphDistances.data());
} else {
int i = 0;
@@ -1753,7 +1764,7 @@ static void draw_text_item_win(const QPointF &pos, const QTextItemInt &ti, HDC h
ExtTextOut(hdc, qRound(positions[i].x),
qRound(positions[i].y), options, 0,
- convertToText ? convertedGlyphs + i : &g, 1, 0);
+ &g, 1, 0);
++i;
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-26 08:30:51 +0000