diff options
Diffstat (limited to 'examples/widgets/painting/shared')
48 files changed, 1693 insertions, 0 deletions
diff --git a/examples/widgets/painting/shared/arthurstyle.cpp b/examples/widgets/painting/shared/arthurstyle.cpp new file mode 100644 index 0000000000..4bd34464bf --- /dev/null +++ b/examples/widgets/painting/shared/arthurstyle.cpp @@ -0,0 +1,452 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "arthurstyle.h" +#include "arthurwidgets.h" +#include <QLayout> +#include <QPainter> +#include <QPainterPath> +#include <QPixmapCache> +#include <QRadioButton> +#include <QString> +#include <QStyleOption> +#include <QtDebug> + +QPixmap cached(const QString &img) +{ + if (QPixmap *p = QPixmapCache::find(img)) + return *p; + + QPixmap pm; + pm = QPixmap::fromImage(QImage(img), Qt::OrderedDither | Qt::OrderedAlphaDither); + if (pm.isNull()) + return QPixmap(); + + QPixmapCache::insert(img, pm); + return pm; +} + + +ArthurStyle::ArthurStyle() + : QWindowsStyle() +{ + Q_INIT_RESOURCE(shared); +} + + +void ArthurStyle::drawHoverRect(QPainter *painter, const QRect &r) const +{ + qreal h = r.height(); + qreal h2 = r.height() / qreal(2); + QPainterPath path; + path.addRect(r.x() + h2, r.y() + 0, r.width() - h2 * 2, r.height()); + path.addEllipse(r.x(), r.y(), h, h); + path.addEllipse(r.x() + r.width() - h, r.y(), h, h); + path.setFillRule(Qt::WindingFill); + painter->setPen(Qt::NoPen); + painter->setBrush(QColor(191, 215, 191)); + painter->setRenderHint(QPainter::Antialiasing); + painter->drawPath(path); +} + + +void ArthurStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option, + QPainter *painter, const QWidget *widget) const +{ + + Q_ASSERT(option); + switch (element) { + case PE_FrameFocusRect: + break; + + case PE_IndicatorRadioButton: + if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option)) { + bool hover = (button->state & State_Enabled) && (button->state & State_MouseOver); + painter->save(); + QPixmap radio; + if (hover) + drawHoverRect(painter, widget->rect()); + + if (button->state & State_Sunken) + radio = cached(":res/images/radiobutton-on.png"); + else if (button->state & State_On) + radio = cached(":res/images/radiobutton_on.png"); + else + radio = cached(":res/images/radiobutton_off.png"); + painter->drawPixmap(button->rect.topLeft(), radio); + + painter->restore(); + } + break; + + case PE_PanelButtonCommand: + if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option)) { + bool hover = (button->state & State_Enabled) && (button->state & State_MouseOver); + + painter->save(); + const QPushButton *pushButton = qobject_cast<const QPushButton *>(widget); + Q_ASSERT(pushButton); + QWidget *parent = pushButton->parentWidget(); + if (parent && qobject_cast<QGroupBox *>(parent)) { + QLinearGradient lg(0, 0, 0, parent->height()); + lg.setColorAt(0, QColor(224,224,224)); + lg.setColorAt(1, QColor(255,255,255)); + painter->setPen(Qt::NoPen); + painter->setBrush(lg); + painter->setBrushOrigin(-widget->mapToParent(QPoint(0,0))); + painter->drawRect(button->rect); + painter->setBrushOrigin(0,0); + } + + bool down = (button->state & State_Sunken) || (button->state & State_On); + + QPixmap left, right, mid; + if (down) { + left = cached(":res/images/button_pressed_cap_left.png"); + right = cached(":res/images/button_pressed_cap_right.png"); + mid = cached(":res/images/button_pressed_stretch.png"); + } else { + left = cached(":res/images/button_normal_cap_left.png"); + right = cached(":res/images/button_normal_cap_right.png"); + mid = cached(":res/images/button_normal_stretch.png"); + } + painter->drawPixmap(button->rect.topLeft(), left); + painter->drawTiledPixmap(QRect(button->rect.x() + left.width(), + button->rect.y(), + button->rect.width() - left.width() - right.width(), + left.height()), + mid); + painter->drawPixmap(button->rect.x() + button->rect.width() - right.width(), + button->rect.y(), + right); + if (hover) + painter->fillRect(widget->rect().adjusted(3,5,-3,-5), QColor(31,127,31,63)); + painter->restore(); + } + break; + + case PE_FrameGroupBox: + if (const QStyleOptionFrameV2 *group + = qstyleoption_cast<const QStyleOptionFrameV2 *>(option)) { + const QRect &r = group->rect; + + painter->save(); + int radius = 14; + int radius2 = radius*2; + QPainterPath clipPath; + clipPath.moveTo(radius, 0); + clipPath.arcTo(r.right() - radius2, 0, radius2, radius2, 90, -90); + clipPath.arcTo(r.right() - radius2, r.bottom() - radius2, radius2, radius2, 0, -90); + clipPath.arcTo(r.left(), r.bottom() - radius2, radius2, radius2, 270, -90); + clipPath.arcTo(r.left(), r.top(), radius2, radius2, 180, -90); + painter->setClipPath(clipPath); + QPixmap titleStretch = cached(":res/images/title_stretch.png"); + QPixmap topLeft = cached(":res/images/groupframe_topleft.png"); + QPixmap topRight = cached(":res/images/groupframe_topright.png"); + QPixmap bottomLeft = cached(":res/images/groupframe_bottom_left.png"); + QPixmap bottomRight = cached(":res/images/groupframe_bottom_right.png"); + QPixmap leftStretch = cached(":res/images/groupframe_left_stretch.png"); + QPixmap topStretch = cached(":res/images/groupframe_top_stretch.png"); + QPixmap rightStretch = cached(":res/images/groupframe_right_stretch.png"); + QPixmap bottomStretch = cached(":res/images/groupframe_bottom_stretch.png"); + QLinearGradient lg(0, 0, 0, r.height()); + lg.setColorAt(0, QColor(224,224,224)); + lg.setColorAt(1, QColor(255,255,255)); + painter->setPen(Qt::NoPen); + painter->setBrush(lg); + painter->drawRect(r.adjusted(0, titleStretch.height()/2, 0, 0)); + painter->setClipping(false); + + int topFrameOffset = titleStretch.height()/2 - 2; + painter->drawPixmap(r.topLeft() + QPoint(0, topFrameOffset), topLeft); + painter->drawPixmap(r.topRight() - QPoint(topRight.width()-1, 0) + + QPoint(0, topFrameOffset), topRight); + painter->drawPixmap(r.bottomLeft() - QPoint(0, bottomLeft.height()-1), bottomLeft); + painter->drawPixmap(r.bottomRight() - QPoint(bottomRight.width()-1, + bottomRight.height()-1), bottomRight); + + QRect left = r; + left.setY(r.y() + topLeft.height() + topFrameOffset); + left.setWidth(leftStretch.width()); + left.setHeight(r.height() - topLeft.height() - bottomLeft.height() - topFrameOffset); + painter->drawTiledPixmap(left, leftStretch); + + QRect top = r; + top.setX(r.x() + topLeft.width()); + top.setY(r.y() + topFrameOffset); + top.setWidth(r.width() - topLeft.width() - topRight.width()); + top.setHeight(topLeft.height()); + painter->drawTiledPixmap(top, topStretch); + + QRect right = r; + right.setX(r.right() - rightStretch.width()+1); + right.setY(r.y() + topRight.height() + topFrameOffset); + right.setWidth(rightStretch.width()); + right.setHeight(r.height() - topRight.height() + - bottomRight.height() - topFrameOffset); + painter->drawTiledPixmap(right, rightStretch); + + QRect bottom = r; + bottom.setX(r.x() + bottomLeft.width()); + bottom.setY(r.bottom() - bottomStretch.height()+1); + bottom.setWidth(r.width() - bottomLeft.width() - bottomRight.width()); + bottom.setHeight(bottomLeft.height()); + painter->drawTiledPixmap(bottom, bottomStretch); + painter->restore(); + } + break; + + default: + QWindowsStyle::drawPrimitive(element, option, painter, widget); + break; + } + return; +} + + +void ArthurStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option, + QPainter *painter, const QWidget *widget) const +{ + switch (control) { + case CC_Slider: + if (const QStyleOptionSlider *slider = qstyleoption_cast<const QStyleOptionSlider *>(option)) { + QRect groove = subControlRect(CC_Slider, option, SC_SliderGroove, widget); + QRect handle = subControlRect(CC_Slider, option, SC_SliderHandle, widget); + + painter->save(); + + bool hover = (slider->state & State_Enabled) && (slider->state & State_MouseOver); + if (hover) { + QRect moderated = widget->rect().adjusted(0, 4, 0, -4); + drawHoverRect(painter, moderated); + } + + if ((option->subControls & SC_SliderGroove) && groove.isValid()) { + QPixmap grv = cached(":res/images/slider_bar.png"); + painter->drawPixmap(QRect(groove.x() + 5, groove.y(), + groove.width() - 10, grv.height()), + grv); + } + if ((option->subControls & SC_SliderHandle) && handle.isValid()) { + QPixmap hndl = cached(":res/images/slider_thumb_on.png"); + painter->drawPixmap(handle.topLeft(), hndl); + } + + painter->restore(); + } + break; + case CC_GroupBox: + if (const QStyleOptionGroupBox *groupBox + = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) { + QStyleOptionGroupBox groupBoxCopy(*groupBox); + groupBoxCopy.subControls &= ~SC_GroupBoxLabel; + QWindowsStyle::drawComplexControl(control, &groupBoxCopy, painter, widget); + + if (groupBox->subControls & SC_GroupBoxLabel) { + const QRect &r = groupBox->rect; + QPixmap titleLeft = cached(":res/images/title_cap_left.png"); + QPixmap titleRight = cached(":res/images/title_cap_right.png"); + QPixmap titleStretch = cached(":res/images/title_stretch.png"); + int txt_width = groupBox->fontMetrics.width(groupBox->text) + 20; + painter->drawPixmap(r.center().x() - txt_width/2, 0, titleLeft); + QRect tileRect = subControlRect(control, groupBox, SC_GroupBoxLabel, widget); + painter->drawTiledPixmap(tileRect, titleStretch); + painter->drawPixmap(tileRect.x() + tileRect.width(), 0, titleRight); + int opacity = 31; + painter->setPen(QColor(0, 0, 0, opacity)); + painter->drawText(tileRect.translated(0, 1), + Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text); + painter->drawText(tileRect.translated(2, 1), + Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text); + painter->setPen(QColor(0, 0, 0, opacity * 2)); + painter->drawText(tileRect.translated(1, 1), + Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text); + painter->setPen(Qt::white); + painter->drawText(tileRect, Qt::AlignVCenter | Qt::AlignHCenter, groupBox->text); + } + } + break; + default: + QWindowsStyle::drawComplexControl(control, option, painter, widget); + break; + } + return; +} + +QRect ArthurStyle::subControlRect(ComplexControl control, const QStyleOptionComplex *option, + SubControl subControl, const QWidget *widget) const +{ + QRect rect; + + switch (control) { + default: + rect = QWindowsStyle::subControlRect(control, option, subControl, widget); + break; + case CC_GroupBox: + if (const QStyleOptionGroupBox *group + = qstyleoption_cast<const QStyleOptionGroupBox *>(option)) { + switch (subControl) { + default: + rect = QWindowsStyle::subControlRect(control, option, subControl, widget); + break; + case SC_GroupBoxContents: + rect = QWindowsStyle::subControlRect(control, option, subControl, widget); + rect.adjust(0, -8, 0, 0); + break; + case SC_GroupBoxFrame: + rect = group->rect; + break; + case SC_GroupBoxLabel: + QPixmap titleLeft = cached(":res/images/title_cap_left.png"); + QPixmap titleRight = cached(":res/images/title_cap_right.png"); + QPixmap titleStretch = cached(":res/images/title_stretch.png"); + int txt_width = group->fontMetrics.width(group->text) + 20; + rect = QRect(group->rect.center().x() - txt_width/2 + titleLeft.width(), 0, + txt_width - titleLeft.width() - titleRight.width(), + titleStretch.height()); + break; + } + } + break; + } + + if (control == CC_Slider && subControl == SC_SliderHandle) { + rect.setWidth(13); + rect.setHeight(27); + } else if (control == CC_Slider && subControl == SC_SliderGroove) { + rect.setHeight(9); + rect.moveTop(27/2 - 9/2); + } + return rect; +} + +QSize ArthurStyle::sizeFromContents(ContentsType type, const QStyleOption *option, + const QSize &size, const QWidget *widget) const +{ + QSize newSize = QWindowsStyle::sizeFromContents(type, option, size, widget); + + + switch (type) { + case CT_RadioButton: + newSize += QSize(20, 0); + break; + + case CT_PushButton: + newSize.setHeight(26); + break; + + case CT_Slider: + newSize.setHeight(27); + break; + + default: + break; + } + + return newSize; +} + +int ArthurStyle::pixelMetric(PixelMetric pm, const QStyleOption *opt, const QWidget *widget) const +{ + if (pm == PM_SliderLength) + return 13; + return QWindowsStyle::pixelMetric(pm, opt, widget); +} + +void ArthurStyle::polish(QWidget *widget) +{ + if (widget->layout() && qobject_cast<QGroupBox *>(widget)) { + if (widget->findChildren<QGroupBox *>().size() == 0) { + widget->layout()->setSpacing(0); + widget->layout()->setMargin(12); + } else { + widget->layout()->setMargin(13); + } + } + + if (qobject_cast<QPushButton *>(widget) + || qobject_cast<QRadioButton *>(widget) + || qobject_cast<QSlider *>(widget)) { + widget->setAttribute(Qt::WA_Hover); + } + + QPalette pal = widget->palette(); + if (widget->isWindow()) { + pal.setColor(QPalette::Background, QColor(241, 241, 241)); + widget->setPalette(pal); + } + +} + +void ArthurStyle::unpolish(QWidget *widget) +{ + if (qobject_cast<QPushButton *>(widget) + || qobject_cast<QRadioButton *>(widget) + || qobject_cast<QSlider *>(widget)) { + widget->setAttribute(Qt::WA_Hover, false); + } +} + +void ArthurStyle::polish(QPalette &palette) +{ + palette.setColor(QPalette::Background, QColor(241, 241, 241)); +} + +QRect ArthurStyle::subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const +{ + QRect r; + switch(element) { + case SE_RadioButtonClickRect: + r = widget->rect(); + break; + case SE_RadioButtonContents: + r = widget->rect().adjusted(20, 0, 0, 0); + break; + default: + r = QWindowsStyle::subElementRect(element, option, widget); + break; + } + + if (qobject_cast<const QRadioButton*>(widget)) + r = r.adjusted(5, 0, -5, 0); + + return r; +} diff --git a/examples/widgets/painting/shared/arthurstyle.h b/examples/widgets/painting/shared/arthurstyle.h new file mode 100644 index 0000000000..1d6a573a4e --- /dev/null +++ b/examples/widgets/painting/shared/arthurstyle.h @@ -0,0 +1,79 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ARTHURSTYLE_H +#define ARTHURSTYLE_H + +#include <QWindowsStyle> + +QT_USE_NAMESPACE + +class ArthurStyle : public QWindowsStyle +{ +public: + ArthurStyle(); + + void drawHoverRect(QPainter *painter, const QRect &rect) const; + + void drawPrimitive(PrimitiveElement element, const QStyleOption *option, + QPainter *painter, const QWidget *widget = 0) const; +// void drawControl(ControlElement element, const QStyleOption *option, +// QPainter *painter, const QWidget *widget) const; + void drawComplexControl(ComplexControl control, const QStyleOptionComplex *option, + QPainter *painter, const QWidget *widget) const; + QSize sizeFromContents(ContentsType type, const QStyleOption *option, + const QSize &size, const QWidget *widget) const; + + QRect subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const; + QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, + SubControl sc, const QWidget *widget) const; + +// SubControl hitTestComplexControl(ComplexControl control, const QStyleOptionComplex *option, +// const QPoint &pos, const QWidget *widget = 0) const; + + int pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const; + + void polish(QPalette &palette); + void polish(QWidget *widget); + void unpolish(QWidget *widget); +}; + +#endif diff --git a/examples/widgets/painting/shared/arthurwidgets.cpp b/examples/widgets/painting/shared/arthurwidgets.cpp new file mode 100644 index 0000000000..cf790fea3b --- /dev/null +++ b/examples/widgets/painting/shared/arthurwidgets.cpp @@ -0,0 +1,355 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "arthurwidgets.h" +#include <QApplication> +#include <QPainter> +#include <QPainterPath> +#include <QPixmapCache> +#include <QtEvents> +#include <QTextDocument> +#include <QAbstractTextDocumentLayout> +#include <QFile> +#include <QTextBrowser> +#include <QBoxLayout> + +extern QPixmap cached(const QString &img); + +ArthurFrame::ArthurFrame(QWidget *parent) + : QWidget(parent) + , m_prefer_image(false) +{ +#ifdef QT_OPENGL_SUPPORT + glw = 0; + m_use_opengl = false; + QGLFormat f = QGLFormat::defaultFormat(); + f.setSampleBuffers(true); + f.setStencil(true); + f.setAlpha(true); + f.setAlphaBufferSize(8); + QGLFormat::setDefaultFormat(f); +#endif + m_document = 0; + m_show_doc = false; + + m_tile = QPixmap(128, 128); + m_tile.fill(Qt::white); + QPainter pt(&m_tile); + QColor color(230, 230, 230); + pt.fillRect(0, 0, 64, 64, color); + pt.fillRect(64, 64, 64, 64, color); + pt.end(); + +// QPalette pal = palette(); +// pal.setBrush(backgroundRole(), m_tile); +// setPalette(pal); +} + + +#ifdef QT_OPENGL_SUPPORT +void ArthurFrame::enableOpenGL(bool use_opengl) +{ + if (m_use_opengl == use_opengl) + return; + + if (!glw && use_opengl) { + glw = new GLWidget(this); + glw->setAutoFillBackground(false); + glw->disableAutoBufferSwap(); + QApplication::postEvent(this, new QResizeEvent(size(), size())); + } + + m_use_opengl = use_opengl; + if (use_opengl) { + glw->show(); + } else { + if (glw) + glw->hide(); + } + + update(); +} +#endif + +void ArthurFrame::paintEvent(QPaintEvent *e) +{ + static QImage *static_image = 0; + QPainter painter; + if (preferImage() +#ifdef QT_OPENGL_SUPPORT + && !m_use_opengl +#endif + ) { + if (!static_image || static_image->size() != size()) { + delete static_image; + static_image = new QImage(size(), QImage::Format_RGB32); + } + painter.begin(static_image); + + int o = 10; + + QBrush bg = palette().brush(QPalette::Background); + painter.fillRect(0, 0, o, o, bg); + painter.fillRect(width() - o, 0, o, o, bg); + painter.fillRect(0, height() - o, o, o, bg); + painter.fillRect(width() - o, height() - o, o, o, bg); + } else { +#ifdef QT_OPENGL_SUPPORT + if (m_use_opengl) { + painter.begin(glw); + painter.fillRect(QRectF(0, 0, glw->width(), glw->height()), palette().color(backgroundRole())); + } else { + painter.begin(this); + } +#else + painter.begin(this); +#endif + } + + painter.setClipRect(e->rect()); + + painter.setRenderHint(QPainter::Antialiasing); + + QPainterPath clipPath; + + QRect r = rect(); + qreal left = r.x() + 1; + qreal top = r.y() + 1; + qreal right = r.right(); + qreal bottom = r.bottom(); + qreal radius2 = 8 * 2; + + clipPath.moveTo(right - radius2, top); + clipPath.arcTo(right - radius2, top, radius2, radius2, 90, -90); + clipPath.arcTo(right - radius2, bottom - radius2, radius2, radius2, 0, -90); + clipPath.arcTo(left, bottom - radius2, radius2, radius2, 270, -90); + clipPath.arcTo(left, top, radius2, radius2, 180, -90); + clipPath.closeSubpath(); + + painter.save(); + painter.setClipPath(clipPath, Qt::IntersectClip); + + painter.drawTiledPixmap(rect(), m_tile); + + // client painting + + paint(&painter); + + painter.restore(); + + painter.save(); + if (m_show_doc) + paintDescription(&painter); + painter.restore(); + + int level = 180; + painter.setPen(QPen(QColor(level, level, level), 2)); + painter.setBrush(Qt::NoBrush); + painter.drawPath(clipPath); + + if (preferImage() +#ifdef QT_OPENGL_SUPPORT + && !m_use_opengl +#endif + ) { + painter.end(); + painter.begin(this); + painter.drawImage(e->rect(), *static_image, e->rect()); + } + +#ifdef QT_OPENGL_SUPPORT + if (m_use_opengl && (inherits("PathDeformRenderer") || inherits("PathStrokeRenderer") || inherits("CompositionRenderer") || m_show_doc)) + glw->swapBuffers(); +#endif +} + +void ArthurFrame::resizeEvent(QResizeEvent *e) +{ +#ifdef QT_OPENGL_SUPPORT + if (glw) + glw->setGeometry(0, 0, e->size().width()-1, e->size().height()-1); +#endif + QWidget::resizeEvent(e); +} + +void ArthurFrame::setDescriptionEnabled(bool enabled) +{ + if (m_show_doc != enabled) { + m_show_doc = enabled; + emit descriptionEnabledChanged(m_show_doc); + update(); + } +} + +void ArthurFrame::loadDescription(const QString &fileName) +{ + QFile textFile(fileName); + QString text; + if (!textFile.open(QFile::ReadOnly)) + text = QString("Unable to load resource file: '%1'").arg(fileName); + else + text = textFile.readAll(); + setDescription(text); +} + + +void ArthurFrame::setDescription(const QString &text) +{ + m_document = new QTextDocument(this); + m_document->setHtml(text); +} + +void ArthurFrame::paintDescription(QPainter *painter) +{ + if (!m_document) + return; + + int pageWidth = qMax(width() - 100, 100); + int pageHeight = qMax(height() - 100, 100); + if (pageWidth != m_document->pageSize().width()) { + m_document->setPageSize(QSize(pageWidth, pageHeight)); + } + + QRect textRect(width() / 2 - pageWidth / 2, + height() / 2 - pageHeight / 2, + pageWidth, + pageHeight); + int pad = 10; + QRect clearRect = textRect.adjusted(-pad, -pad, pad, pad); + painter->setPen(Qt::NoPen); + painter->setBrush(QColor(0, 0, 0, 63)); + int shade = 10; + painter->drawRect(clearRect.x() + clearRect.width() + 1, + clearRect.y() + shade, + shade, + clearRect.height() + 1); + painter->drawRect(clearRect.x() + shade, + clearRect.y() + clearRect.height() + 1, + clearRect.width() - shade + 1, + shade); + + painter->setRenderHint(QPainter::Antialiasing, false); + painter->setBrush(QColor(255, 255, 255, 220)); + painter->setPen(Qt::black); + painter->drawRect(clearRect); + + painter->setClipRegion(textRect, Qt::IntersectClip); + painter->translate(textRect.topLeft()); + + QAbstractTextDocumentLayout::PaintContext ctx; + + QLinearGradient g(0, 0, 0, textRect.height()); + g.setColorAt(0, Qt::black); + g.setColorAt(0.9, Qt::black); + g.setColorAt(1, Qt::transparent); + + QPalette pal = palette(); + pal.setBrush(QPalette::Text, g); + + ctx.palette = pal; + ctx.clip = QRect(0, 0, textRect.width(), textRect.height()); + m_document->documentLayout()->draw(painter, ctx); +} + +void ArthurFrame::loadSourceFile(const QString &sourceFile) +{ + m_sourceFileName = sourceFile; +} + +void ArthurFrame::showSource() +{ + // Check for existing source + if (findChild<QTextBrowser *>()) + return; + + QString contents; + if (m_sourceFileName.isEmpty()) { + contents = QString("No source for widget: '%1'").arg(objectName()); + } else { + QFile f(m_sourceFileName); + if (!f.open(QFile::ReadOnly)) + contents = QString("Could not open file: '%1'").arg(m_sourceFileName); + else + contents = f.readAll(); + } + + contents.replace('&', "&"); + contents.replace('<', "<"); + contents.replace('>', ">"); + + QStringList keywords; + keywords << "for " << "if " << "switch " << " int " << "#include " << "const" + << "void " << "uint " << "case " << "double " << "#define " << "static" + << "new" << "this"; + + foreach (QString keyword, keywords) + contents.replace(keyword, QLatin1String("<font color=olive>") + keyword + QLatin1String("</font>")); + contents.replace("(int ", "(<font color=olive><b>int </b></font>"); + + QStringList ppKeywords; + ppKeywords << "#ifdef" << "#ifndef" << "#if" << "#endif" << "#else"; + + foreach (QString keyword, ppKeywords) + contents.replace(keyword, QLatin1String("<font color=navy>") + keyword + QLatin1String("</font>")); + + contents.replace(QRegExp("(\\d\\d?)"), QLatin1String("<font color=navy>\\1</font>")); + + QRegExp commentRe("(//.+)\\n"); + commentRe.setMinimal(true); + contents.replace(commentRe, QLatin1String("<font color=red>\\1</font>\n")); + + QRegExp stringLiteralRe("(\".+\")"); + stringLiteralRe.setMinimal(true); + contents.replace(stringLiteralRe, QLatin1String("<font color=green>\\1</font>")); + + QString html = contents; + html.prepend("<html><pre>"); + html.append("</pre></html>"); + + QTextBrowser *sourceViewer = new QTextBrowser(0); + sourceViewer->setWindowTitle("Source: " + m_sourceFileName.mid(5)); + sourceViewer->setParent(this, Qt::Dialog); + sourceViewer->setAttribute(Qt::WA_DeleteOnClose); + sourceViewer->setLineWrapMode(QTextEdit::NoWrap); + sourceViewer->setHtml(html); + sourceViewer->resize(600, 600); + sourceViewer->show(); +} diff --git a/examples/widgets/painting/shared/arthurwidgets.h b/examples/widgets/painting/shared/arthurwidgets.h new file mode 100644 index 0000000000..28b986dd0b --- /dev/null +++ b/examples/widgets/painting/shared/arthurwidgets.h @@ -0,0 +1,137 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ARTHURWIDGETS_H +#define ARTHURWIDGETS_H + +#include "arthurstyle.h" +#include <QBitmap> +#include <QPushButton> +#include <QGroupBox> + +#if defined(QT_OPENGL_SUPPORT) +#include <QGLWidget> +#include <QEvent> +class GLWidget : public QGLWidget +{ +public: + GLWidget(QWidget *parent) + : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) + { + setAttribute(Qt::WA_AcceptTouchEvents); + } + void disableAutoBufferSwap() { setAutoBufferSwap(false); } + void paintEvent(QPaintEvent *) { parentWidget()->update(); } +protected: + bool event(QEvent *event) + { + switch (event->type()) { + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + case QEvent::TouchEnd: + event->ignore(); + return false; + break; + default: + break; + } + return QGLWidget::event(event); + } +}; +#endif + +QT_FORWARD_DECLARE_CLASS(QTextDocument) +QT_FORWARD_DECLARE_CLASS(QTextEdit) +QT_FORWARD_DECLARE_CLASS(QVBoxLayout) + +class ArthurFrame : public QWidget +{ + Q_OBJECT +public: + ArthurFrame(QWidget *parent); + virtual void paint(QPainter *) {} + + + void paintDescription(QPainter *p); + + void loadDescription(const QString &filename); + void setDescription(const QString &htmlDesc); + + void loadSourceFile(const QString &fileName); + + bool preferImage() const { return m_prefer_image; } + +#if defined(QT_OPENGL_SUPPORT) + QGLWidget *glWidget() const { return glw; } +#endif + +public slots: + void setPreferImage(bool pi) { m_prefer_image = pi; } + void setDescriptionEnabled(bool enabled); + void showSource(); + +#if defined(QT_OPENGL_SUPPORT) + void enableOpenGL(bool use_opengl); + bool usesOpenGL() { return m_use_opengl; } +#endif + +signals: + void descriptionEnabledChanged(bool); + +protected: + void paintEvent(QPaintEvent *); + void resizeEvent(QResizeEvent *); + +#if defined(QT_OPENGL_SUPPORT) + GLWidget *glw; + bool m_use_opengl; +#endif + QPixmap m_tile; + + bool m_show_doc; + bool m_prefer_image; + QTextDocument *m_document; + + QString m_sourceFileName; + +}; + +#endif diff --git a/examples/widgets/painting/shared/hoverpoints.cpp b/examples/widgets/painting/shared/hoverpoints.cpp new file mode 100644 index 0000000000..824d92eb30 --- /dev/null +++ b/examples/widgets/painting/shared/hoverpoints.cpp @@ -0,0 +1,415 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifdef QT_OPENGL_SUPPORT +#include <QGLWidget> +#endif + +#include "arthurwidgets.h" +#include "hoverpoints.h" + +#define printf + +HoverPoints::HoverPoints(QWidget *widget, PointShape shape) + : QObject(widget) +{ + m_widget = widget; + widget->installEventFilter(this); + widget->setAttribute(Qt::WA_AcceptTouchEvents); + + m_connectionType = CurveConnection; + m_sortType = NoSort; + m_shape = shape; + m_pointPen = QPen(QColor(255, 255, 255, 191), 1); + m_connectionPen = QPen(QColor(255, 255, 255, 127), 2); + m_pointBrush = QBrush(QColor(191, 191, 191, 127)); + m_pointSize = QSize(11, 11); + m_currentIndex = -1; + m_editable = true; + m_enabled = true; + + connect(this, SIGNAL(pointsChanged(QPolygonF)), + m_widget, SLOT(update())); +} + + +void HoverPoints::setEnabled(bool enabled) +{ + if (m_enabled != enabled) { + m_enabled = enabled; + m_widget->update(); + } +} + + +bool HoverPoints::eventFilter(QObject *object, QEvent *event) +{ + if (object == m_widget && m_enabled) { + switch (event->type()) { + + case QEvent::MouseButtonPress: + { + if (!m_fingerPointMapping.isEmpty()) + return true; + QMouseEvent *me = (QMouseEvent *) event; + + QPointF clickPos = me->pos(); + int index = -1; + for (int i=0; i<m_points.size(); ++i) { + QPainterPath path; + if (m_shape == CircleShape) + path.addEllipse(pointBoundingRect(i)); + else + path.addRect(pointBoundingRect(i)); + + if (path.contains(clickPos)) { + index = i; + break; + } + } + + if (me->button() == Qt::LeftButton) { + if (index == -1) { + if (!m_editable) + return false; + int pos = 0; + // Insert sort for x or y + if (m_sortType == XSort) { + for (int i=0; i<m_points.size(); ++i) + if (m_points.at(i).x() > clickPos.x()) { + pos = i; + break; + } + } else if (m_sortType == YSort) { + for (int i=0; i<m_points.size(); ++i) + if (m_points.at(i).y() > clickPos.y()) { + pos = i; + break; + } + } + + m_points.insert(pos, clickPos); + m_locks.insert(pos, 0); + m_currentIndex = pos; + firePointChange(); + } else { + m_currentIndex = index; + } + return true; + + } else if (me->button() == Qt::RightButton) { + if (index >= 0 && m_editable) { + if (m_locks[index] == 0) { + m_locks.remove(index); + m_points.remove(index); + } + firePointChange(); + return true; + } + } + + } + break; + + case QEvent::MouseButtonRelease: + if (!m_fingerPointMapping.isEmpty()) + return true; + m_currentIndex = -1; + break; + + case QEvent::MouseMove: + if (!m_fingerPointMapping.isEmpty()) + return true; + if (m_currentIndex >= 0) + movePoint(m_currentIndex, ((QMouseEvent *)event)->pos()); + break; + case QEvent::TouchBegin: + case QEvent::TouchUpdate: + { + const QTouchEvent *const touchEvent = static_cast<const QTouchEvent*>(event); + const QList<QTouchEvent::TouchPoint> points = touchEvent->touchPoints(); + const qreal pointSize = qMax(m_pointSize.width(), m_pointSize.height()); + foreach (const QTouchEvent::TouchPoint &touchPoint, points) { + const int id = touchPoint.id(); + switch (touchPoint.state()) { + case Qt::TouchPointPressed: + { + // find the point, move it + QSet<int> activePoints = QSet<int>::fromList(m_fingerPointMapping.values()); + int activePoint = -1; + qreal distance = -1; + const int pointsCount = m_points.size(); + const int activePointCount = activePoints.size(); + if (pointsCount == 2 && activePointCount == 1) { // only two points + activePoint = activePoints.contains(0) ? 1 : 0; + } else { + for (int i=0; i<pointsCount; ++i) { + if (activePoints.contains(i)) + continue; + + qreal d = QLineF(touchPoint.pos(), m_points.at(i)).length(); + if ((distance < 0 && d < 12 * pointSize) || d < distance) { + distance = d; + activePoint = i; + } + + } + } + if (activePoint != -1) { + m_fingerPointMapping.insert(touchPoint.id(), activePoint); + movePoint(activePoint, touchPoint.pos()); + } + } + break; + case Qt::TouchPointReleased: + { + // move the point and release + QHash<int,int>::iterator it = m_fingerPointMapping.find(id); + movePoint(it.value(), touchPoint.pos()); + m_fingerPointMapping.erase(it); + } + break; + case Qt::TouchPointMoved: + { + // move the point + const int pointIdx = m_fingerPointMapping.value(id, -1); + if (pointIdx >= 0) // do we track this point? + movePoint(pointIdx, touchPoint.pos()); + } + break; + default: + break; + } + } + if (m_fingerPointMapping.isEmpty()) { + event->ignore(); + return false; + } else { + return true; + } + } + break; + case QEvent::TouchEnd: + if (m_fingerPointMapping.isEmpty()) { + event->ignore(); + return false; + } + return true; + break; + + case QEvent::Resize: + { + QResizeEvent *e = (QResizeEvent *) event; + if (e->oldSize().width() == 0 || e->oldSize().height() == 0) + break; + qreal stretch_x = e->size().width() / qreal(e->oldSize().width()); + qreal stretch_y = e->size().height() / qreal(e->oldSize().height()); + for (int i=0; i<m_points.size(); ++i) { + QPointF p = m_points[i]; + movePoint(i, QPointF(p.x() * stretch_x, p.y() * stretch_y), false); + } + + firePointChange(); + break; + } + + case QEvent::Paint: + { + QWidget *that_widget = m_widget; + m_widget = 0; + QApplication::sendEvent(object, event); + m_widget = that_widget; + paintPoints(); +#ifdef QT_OPENGL_SUPPORT + ArthurFrame *af = qobject_cast<ArthurFrame *>(that_widget); + if (af && af->usesOpenGL()) + af->glWidget()->swapBuffers(); +#endif + return true; + } + default: + break; + } + } + + return false; +} + + +void HoverPoints::paintPoints() +{ + QPainter p; +#ifdef QT_OPENGL_SUPPORT + ArthurFrame *af = qobject_cast<ArthurFrame *>(m_widget); + if (af && af->usesOpenGL()) + p.begin(af->glWidget()); + else + p.begin(m_widget); +#else + p.begin(m_widget); +#endif + + p.setRenderHint(QPainter::Antialiasing); + + if (m_connectionPen.style() != Qt::NoPen && m_connectionType != NoConnection) { + p.setPen(m_connectionPen); + + if (m_connectionType == CurveConnection) { + QPainterPath path; + path.moveTo(m_points.at(0)); + for (int i=1; i<m_points.size(); ++i) { + QPointF p1 = m_points.at(i-1); + QPointF p2 = m_points.at(i); + qreal distance = p2.x() - p1.x(); + + path.cubicTo(p1.x() + distance / 2, p1.y(), + p1.x() + distance / 2, p2.y(), + p2.x(), p2.y()); + } + p.drawPath(path); + } else { + p.drawPolyline(m_points); + } + } + + p.setPen(m_pointPen); + p.setBrush(m_pointBrush); + + for (int i=0; i<m_points.size(); ++i) { + QRectF bounds = pointBoundingRect(i); + if (m_shape == CircleShape) + p.drawEllipse(bounds); + else + p.drawRect(bounds); + } +} + +static QPointF bound_point(const QPointF &point, const QRectF &bounds, int lock) +{ + QPointF p = point; + + qreal left = bounds.left(); + qreal right = bounds.right(); + qreal top = bounds.top(); + qreal bottom = bounds.bottom(); + + if (p.x() < left || (lock & HoverPoints::LockToLeft)) p.setX(left); + else if (p.x() > right || (lock & HoverPoints::LockToRight)) p.setX(right); + + if (p.y() < top || (lock & HoverPoints::LockToTop)) p.setY(top); + else if (p.y() > bottom || (lock & HoverPoints::LockToBottom)) p.setY(bottom); + + return p; +} + +void HoverPoints::setPoints(const QPolygonF &points) +{ + if (points.size() != m_points.size()) + m_fingerPointMapping.clear(); + m_points.clear(); + for (int i=0; i<points.size(); ++i) + m_points << bound_point(points.at(i), boundingRect(), 0); + + m_locks.clear(); + if (m_points.size() > 0) { + m_locks.resize(m_points.size()); + + m_locks.fill(0); + } +} + + +void HoverPoints::movePoint(int index, const QPointF &point, bool emitUpdate) +{ + m_points[index] = bound_point(point, boundingRect(), m_locks.at(index)); + if (emitUpdate) + firePointChange(); +} + + +inline static bool x_less_than(const QPointF &p1, const QPointF &p2) +{ + return p1.x() < p2.x(); +} + + +inline static bool y_less_than(const QPointF &p1, const QPointF &p2) +{ + return p1.y() < p2.y(); +} + +void HoverPoints::firePointChange() +{ +// printf("HoverPoints::firePointChange(), current=%d\n", m_currentIndex); + + if (m_sortType != NoSort) { + + QPointF oldCurrent; + if (m_currentIndex != -1) { + oldCurrent = m_points[m_currentIndex]; + } + + if (m_sortType == XSort) + qSort(m_points.begin(), m_points.end(), x_less_than); + else if (m_sortType == YSort) + qSort(m_points.begin(), m_points.end(), y_less_than); + + // Compensate for changed order... + if (m_currentIndex != -1) { + for (int i=0; i<m_points.size(); ++i) { + if (m_points[i] == oldCurrent) { + m_currentIndex = i; + break; + } + } + } + +// printf(" - firePointChange(), current=%d\n", m_currentIndex); + + } + +// for (int i=0; i<m_points.size(); ++i) { +// printf(" - point(%2d)=[%.2f, %.2f], lock=%d\n", +// i, m_points.at(i).x(), m_points.at(i).y(), m_locks.at(i)); +// } + + emit pointsChanged(m_points); +} diff --git a/examples/widgets/painting/shared/hoverpoints.h b/examples/widgets/painting/shared/hoverpoints.h new file mode 100644 index 0000000000..5472f10a3a --- /dev/null +++ b/examples/widgets/painting/shared/hoverpoints.h @@ -0,0 +1,162 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef HOVERPOINTS_H +#define HOVERPOINTS_H + +#include <QtWidgets> + +QT_FORWARD_DECLARE_CLASS(QBypassWidget) + +class HoverPoints : public QObject +{ + Q_OBJECT +public: + enum PointShape { + CircleShape, + RectangleShape + }; + + enum LockType { + LockToLeft = 0x01, + LockToRight = 0x02, + LockToTop = 0x04, + LockToBottom = 0x08 + }; + + enum SortType { + NoSort, + XSort, + YSort + }; + + enum ConnectionType { + NoConnection, + LineConnection, + CurveConnection + }; + + HoverPoints(QWidget *widget, PointShape shape); + + bool eventFilter(QObject *object, QEvent *event); + + void paintPoints(); + + inline QRectF boundingRect() const; + void setBoundingRect(const QRectF &boundingRect) { m_bounds = boundingRect; } + + QPolygonF points() const { return m_points; } + void setPoints(const QPolygonF &points); + + QSizeF pointSize() const { return m_pointSize; } + void setPointSize(const QSizeF &size) { m_pointSize = size; } + + SortType sortType() const { return m_sortType; } + void setSortType(SortType sortType) { m_sortType = sortType; } + + ConnectionType connectionType() const { return m_connectionType; } + void setConnectionType(ConnectionType connectionType) { m_connectionType = connectionType; } + + void setConnectionPen(const QPen &pen) { m_connectionPen = pen; } + void setShapePen(const QPen &pen) { m_pointPen = pen; } + void setShapeBrush(const QBrush &brush) { m_pointBrush = brush; } + + void setPointLock(int pos, LockType lock) { m_locks[pos] = lock; } + + void setEditable(bool editable) { m_editable = editable; } + bool editable() const { return m_editable; } + +public slots: + void setEnabled(bool enabled); + void setDisabled(bool disabled) { setEnabled(!disabled); } + +signals: + void pointsChanged(const QPolygonF &points); + +public: + void firePointChange(); + +private: + inline QRectF pointBoundingRect(int i) const; + void movePoint(int i, const QPointF &newPos, bool emitChange = true); + + QWidget *m_widget; + + QPolygonF m_points; + QRectF m_bounds; + PointShape m_shape; + SortType m_sortType; + ConnectionType m_connectionType; + + QVector<uint> m_locks; + + QSizeF m_pointSize; + int m_currentIndex; + bool m_editable; + bool m_enabled; + + QHash<int, int> m_fingerPointMapping; + + QPen m_pointPen; + QBrush m_pointBrush; + QPen m_connectionPen; +}; + + +inline QRectF HoverPoints::pointBoundingRect(int i) const +{ + QPointF p = m_points.at(i); + qreal w = m_pointSize.width(); + qreal h = m_pointSize.height(); + qreal x = p.x() - w / 2; + qreal y = p.y() - h / 2; + return QRectF(x, y, w, h); +} + +inline QRectF HoverPoints::boundingRect() const +{ + if (m_bounds.isEmpty()) + return m_widget->rect(); + else + return m_bounds; +} + +#endif // HOVERPOINTS_H diff --git a/examples/widgets/painting/shared/images/bg_pattern.png b/examples/widgets/painting/shared/images/bg_pattern.png Binary files differnew file mode 100644 index 0000000000..ee670266f0 --- /dev/null +++ b/examples/widgets/painting/shared/images/bg_pattern.png diff --git a/examples/widgets/painting/shared/images/button_normal_cap_left.png b/examples/widgets/painting/shared/images/button_normal_cap_left.png Binary files differnew file mode 100644 index 0000000000..db31dd971d --- /dev/null +++ b/examples/widgets/painting/shared/images/button_normal_cap_left.png diff --git a/examples/widgets/painting/shared/images/button_normal_cap_right.png b/examples/widgets/painting/shared/images/button_normal_cap_right.png Binary files differnew file mode 100644 index 0000000000..38ead1c719 --- /dev/null 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b/examples/widgets/painting/shared/images/title_cap_left.png diff --git a/examples/widgets/painting/shared/images/title_cap_right.png b/examples/widgets/painting/shared/images/title_cap_right.png Binary files differnew file mode 100644 index 0000000000..dc3ff8536c --- /dev/null +++ b/examples/widgets/painting/shared/images/title_cap_right.png diff --git a/examples/widgets/painting/shared/images/title_stretch.png b/examples/widgets/painting/shared/images/title_stretch.png Binary files differnew file mode 100644 index 0000000000..11043345d0 --- /dev/null +++ b/examples/widgets/painting/shared/images/title_stretch.png diff --git a/examples/widgets/painting/shared/shared.pri b/examples/widgets/painting/shared/shared.pri new file mode 100644 index 0000000000..2d6b3c78f9 --- /dev/null +++ b/examples/widgets/painting/shared/shared.pri @@ -0,0 +1,20 @@ +INCLUDEPATH += $$SHARED_FOLDER + +build_all:!build_pass { + CONFIG -= build_all + CONFIG += release +} +contains(CONFIG, debug_and_release_target) { + CONFIG(debug, debug|release) { + QMAKE_LIBDIR += $$SHARED_FOLDER/debug + } else { + QMAKE_LIBDIR += $$SHARED_FOLDER/release + } +} else { + QMAKE_LIBDIR += $$SHARED_FOLDER +} + +hpux-acc*:LIBS += $$SHARED_FOLDER/libdemo_shared.a +hpuxi-acc*:LIBS += $$SHARED_FOLDER/libdemo_shared.a +!hpuxi-acc*:!hpux-acc*:LIBS += -ldemo_shared + diff --git a/examples/widgets/painting/shared/shared.pro b/examples/widgets/painting/shared/shared.pro new file mode 100644 index 0000000000..212f3a20d7 --- /dev/null +++ b/examples/widgets/painting/shared/shared.pro @@ -0,0 +1,34 @@ +TEMPLATE = lib +CONFIG += static + +contains(QT_CONFIG, opengl)|contains(QT_CONFIG, opengles1)|contains(QT_CONFIG, opengles2) { + DEFINES += QT_OPENGL_SUPPORT + QT += opengl widgets +} + +build_all:!build_pass { + CONFIG -= build_all + CONFIG += release +} +TARGET = demo_shared +QT += widgets + +SOURCES += \ + arthurstyle.cpp\ + arthurwidgets.cpp \ + hoverpoints.cpp + +HEADERS += \ + arthurstyle.h \ + arthurwidgets.h \ + hoverpoints.h + +RESOURCES += shared.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/qtbase/painting/shared +sources.files = $$SOURCES $$HEADERS $$RESOURCES *.pro *.pri images +sources.path = $$[QT_INSTALL_EXAMPLES]/qtbase/painting/shared +INSTALLS += sources + +!cross_compile:INSTALLS += target diff --git a/examples/widgets/painting/shared/shared.qrc b/examples/widgets/painting/shared/shared.qrc new file mode 100644 index 0000000000..17336ecf80 --- /dev/null +++ b/examples/widgets/painting/shared/shared.qrc @@ -0,0 +1,39 @@ +<!DOCTYPE RCC><RCC version="1.0"> +<qresource prefix="/res"> + <file>images/button_normal_cap_left.png</file> + <file>images/button_normal_cap_right.png</file> + <file>images/button_normal_stretch.png</file> + <file>images/button_pressed_cap_left.png</file> + <file>images/button_pressed_cap_right.png</file> + <file>images/button_pressed_stretch.png</file> + <file>images/radiobutton-on.png</file> + <file>images/radiobutton_on.png</file> + <file>images/radiobutton_off.png</file> + <file>images/slider_bar.png</file> + <file>images/slider_thumb_on.png</file> + <file>images/groupframe_topleft.png</file> + <file>images/groupframe_topright.png</file> + <file>images/groupframe_bottom_left.png</file> + <file>images/groupframe_bottom_right.png</file> + <file>images/groupframe_top_stretch.png</file> + <file>images/groupframe_bottom_stretch.png</file> + <file>images/groupframe_left_stretch.png</file> + <file>images/groupframe_right_stretch.png</file> + <file>images/frame_topleft.png</file> + <file>images/frame_topright.png</file> + <file>images/frame_bottomleft.png</file> + <file>images/frame_bottomright.png</file> + <file>images/frame_left.png</file> + <file>images/frame_top.png</file> + <file>images/frame_right.png</file> + <file>images/frame_bottom.png</file> + <file>images/title_cap_left.png</file> + <file>images/title_cap_right.png</file> + <file>images/title_stretch.png</file> + <file>images/line_dash_dot.png</file> + <file>images/line_dotted.png</file> + <file>images/line_dashed.png</file> + <file>images/line_solid.png</file> + <file>images/line_dash_dot_dot.png</file> +</qresource> +</RCC> |
