diff options
Diffstat (limited to 'examples/widgets/graphicsview/padnavigator')
22 files changed, 1184 insertions, 0 deletions
diff --git a/examples/widgets/graphicsview/padnavigator/flippablepad.cpp b/examples/widgets/graphicsview/padnavigator/flippablepad.cpp new file mode 100644 index 0000000000..a6c44af70c --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/flippablepad.cpp @@ -0,0 +1,98 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "flippablepad.h" + +#include <QtWidgets/QtWidgets> + +//! [0] +static QRectF boundsFromSize(const QSize &size) +{ + return QRectF((-size.width() / 2.0) * 150, (-size.height() / 2.0) * 150, + size.width() * 150, size.height() * 150); +} +//! [0] + +//! [1] +static QPointF posForLocation(int column, int row, const QSize &size) +{ + return QPointF(column * 150, row * 150) + - QPointF((size.width() - 1) * 75, (size.height() - 1) * 75); +} +//! [1] + +//! [2] +FlippablePad::FlippablePad(const QSize &size, QGraphicsItem *parent) + : RoundRectItem(boundsFromSize(size), QColor(226, 255, 92, 64), parent) +{ +//! [2] +//! [3] + int numIcons = size.width() * size.height(); + QList<QPixmap> pixmaps; + QDirIterator it(":/images", QStringList() << "*.png"); + while (it.hasNext() && pixmaps.size() < numIcons) + pixmaps << it.next(); +//! [3] + +//! [4] + const QRectF iconRect(-54, -54, 108, 108); + const QColor iconColor(214, 240, 110, 128); + iconGrid.resize(size.height()); + int n = 0; + + for (int y = 0; y < size.height(); ++y) { + iconGrid[y].resize(size.width()); + for (int x = 0; x < size.width(); ++x) { + RoundRectItem *rect = new RoundRectItem(iconRect, iconColor, this); + rect->setZValue(1); + rect->setPos(posForLocation(x, y, size)); + rect->setPixmap(pixmaps.at(n++ % pixmaps.size())); + iconGrid[y][x] = rect; + } + } +} +//! [4] + +//! [5] +RoundRectItem *FlippablePad::iconAt(int column, int row) const +{ + return iconGrid[row][column]; +} +//! [5] diff --git a/examples/widgets/graphicsview/padnavigator/flippablepad.h b/examples/widgets/graphicsview/padnavigator/flippablepad.h new file mode 100644 index 0000000000..e0d1fe24e5 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/flippablepad.h @@ -0,0 +1,63 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef FLIPPABLEPAD_H +#define FLIPPABLEPAD_H + +#include "roundrectitem.h" + +#include <QGraphicsObject> +#include <QLinearGradient> +#include <QVector> + +//! [0] +class FlippablePad : public RoundRectItem +{ +public: + FlippablePad(const QSize &size, QGraphicsItem *parent = 0); + + RoundRectItem *iconAt(int column, int row) const; + +private: + QVector<QVector<RoundRectItem *> > iconGrid; +}; +//! [0] + +#endif // FLIPPABLEPAD_H diff --git a/examples/widgets/graphicsview/padnavigator/form.ui b/examples/widgets/graphicsview/padnavigator/form.ui new file mode 100644 index 0000000000..fc7d12321e --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/form.ui @@ -0,0 +1,208 @@ +<ui version="4.0" > + <class>Form</class> + <widget class="QWidget" name="Form" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>378</width> + <height>385</height> + </rect> + </property> + <property name="windowTitle" > + <string>BackSide</string> + </property> + <layout class="QVBoxLayout" name="verticalLayout_2" > + <item> + <widget class="QGroupBox" name="groupBox" > + <property name="title" > + <string>Settings</string> + </property> + <property name="flat" > + <bool>true</bool> + </property> + <property name="checkable" > + <bool>true</bool> + </property> + <layout class="QGridLayout" name="gridLayout" > + <item row="0" column="0" > + <widget class="QLabel" name="label" > + <property name="text" > + <string>Title:</string> + </property> + </widget> + </item> + <item row="0" column="1" > + <widget class="QLineEdit" name="hostName" > + <property name="text" > + <string>Pad Navigator Example</string> + </property> + </widget> + </item> + <item row="1" column="0" > + <widget class="QLabel" name="label_2" > + <property name="text" > + <string>Modified:</string> + </property> + </widget> + </item> + <item row="2" column="0" > + <widget class="QLabel" name="label_3" > + <property name="text" > + <string>Extent</string> + </property> + </widget> + </item> + <item row="2" column="1" > + <layout class="QHBoxLayout" name="horizontalLayout" > + <item> + <widget class="QSlider" name="horizontalSlider" > + <property name="value" > + <number>42</number> + </property> + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + </widget> + </item> + <item> + <widget class="QSpinBox" name="spinBox" > + <property name="value" > + <number>42</number> + </property> + </widget> + </item> + </layout> + </item> + <item row="1" column="1" > + <widget class="QDateTimeEdit" name="dateTimeEdit" /> + </item> + </layout> + </widget> + </item> + <item> + <widget class="QGroupBox" name="groupBox_2" > + <property name="title" > + <string>Other input</string> + </property> + <property name="flat" > + <bool>true</bool> + </property> + <property name="checkable" > + <bool>true</bool> + </property> + <layout class="QHBoxLayout" name="horizontalLayout_2" > + <item> + <widget class="QTreeWidget" name="treeWidget" > + <column> + <property name="text" > + <string>Widgets On Graphics View</string> + </property> + </column> + <item> + <property name="text" > + <string>QGraphicsProxyWidget</string> + </property> + <item> + <property name="text" > + <string>QGraphicsWidget</string> + </property> + <item> + <property name="text" > + <string>QObject</string> + </property> + </item> + <item> + <property name="text" > + <string>QGraphicsItem</string> + </property> + </item> + <item> + <property name="text" > + <string>QGraphicsLayoutItem</string> + </property> + </item> + </item> + </item> + <item> + <property name="text" > + <string>QGraphicsGridLayout</string> + </property> + <item> + <property name="text" > + <string>QGraphicsLayout</string> + </property> + <item> + <property name="text" > + <string>QGraphicsLayoutItem</string> + </property> + </item> + </item> + </item> + <item> + <property name="text" > + <string>QGraphicsLinearLayout</string> + </property> + <item> + <property name="text" > + <string>QGraphicsLayout</string> + </property> + <item> + <property name="text" > + <string>QGraphicsLayoutItem</string> + </property> + </item> + </item> + </item> + </widget> + </item> + </layout> + </widget> + </item> + </layout> + </widget> + <tabstops> + <tabstop>groupBox</tabstop> + <tabstop>hostName</tabstop> + <tabstop>dateTimeEdit</tabstop> + <tabstop>horizontalSlider</tabstop> + <tabstop>spinBox</tabstop> + <tabstop>groupBox_2</tabstop> + <tabstop>treeWidget</tabstop> + </tabstops> + <resources/> + <connections> + <connection> + <sender>horizontalSlider</sender> + <signal>valueChanged(int)</signal> + <receiver>spinBox</receiver> + <slot>setValue(int)</slot> + <hints> + <hint type="sourcelabel" > + <x>184</x> + <y>125</y> + </hint> + <hint type="destinationlabel" > + <x>275</x> + <y>127</y> + </hint> + </hints> + </connection> + <connection> + <sender>spinBox</sender> + <signal>valueChanged(int)</signal> + <receiver>horizontalSlider</receiver> + <slot>setValue(int)</slot> + <hints> + <hint type="sourcelabel" > + <x>272</x> + <y>114</y> + </hint> + <hint type="destinationlabel" > + <x>190</x> + <y>126</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/examples/widgets/graphicsview/padnavigator/images/artsfftscope.png b/examples/widgets/graphicsview/padnavigator/images/artsfftscope.png Binary files differnew file mode 100644 index 0000000000..4db003f8d2 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/artsfftscope.png diff --git a/examples/widgets/graphicsview/padnavigator/images/blue_angle_swirl.jpg b/examples/widgets/graphicsview/padnavigator/images/blue_angle_swirl.jpg Binary files differnew file mode 100644 index 0000000000..5bf0debdbd --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/blue_angle_swirl.jpg diff --git a/examples/widgets/graphicsview/padnavigator/images/kontact_contacts.png b/examples/widgets/graphicsview/padnavigator/images/kontact_contacts.png Binary files differnew file mode 100644 index 0000000000..6fb4cc8f38 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/kontact_contacts.png diff --git a/examples/widgets/graphicsview/padnavigator/images/kontact_journal.png b/examples/widgets/graphicsview/padnavigator/images/kontact_journal.png Binary files differnew file mode 100644 index 0000000000..b1fedb6982 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/kontact_journal.png diff --git a/examples/widgets/graphicsview/padnavigator/images/kontact_mail.png b/examples/widgets/graphicsview/padnavigator/images/kontact_mail.png Binary files differnew file mode 100644 index 0000000000..672f8fa3ab --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/kontact_mail.png diff --git a/examples/widgets/graphicsview/padnavigator/images/kontact_notes.png b/examples/widgets/graphicsview/padnavigator/images/kontact_notes.png Binary files differnew file mode 100644 index 0000000000..229bf73ac6 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/kontact_notes.png diff --git a/examples/widgets/graphicsview/padnavigator/images/kopeteavailable.png b/examples/widgets/graphicsview/padnavigator/images/kopeteavailable.png Binary files differnew file mode 100644 index 0000000000..2eaf41afec --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/kopeteavailable.png diff --git a/examples/widgets/graphicsview/padnavigator/images/metacontact_online.png b/examples/widgets/graphicsview/padnavigator/images/metacontact_online.png Binary files differnew file mode 100644 index 0000000000..6a398dd10f --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/metacontact_online.png diff --git a/examples/widgets/graphicsview/padnavigator/images/minitools.png b/examples/widgets/graphicsview/padnavigator/images/minitools.png Binary files differnew file mode 100644 index 0000000000..0248c9d50a --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/images/minitools.png diff --git a/examples/widgets/graphicsview/padnavigator/main.cpp b/examples/widgets/graphicsview/padnavigator/main.cpp new file mode 100644 index 0000000000..380fde8cd9 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/main.cpp @@ -0,0 +1,55 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "padnavigator.h" + +#include <QtWidgets/QtWidgets> + +//! [0] +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + Q_INIT_RESOURCE(padnavigator); + + PadNavigator navigator(QSize(3, 3)); + navigator.show(); + return app.exec(); +} +//! [0] diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.cpp b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp new file mode 100644 index 0000000000..fcfe84bb72 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/padnavigator.cpp @@ -0,0 +1,306 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "flippablepad.h" +#include "padnavigator.h" +#include "splashitem.h" + +#include <QtWidgets/QtWidgets> +#ifndef QT_NO_OPENGL +#include <QtOpenGL/QtOpenGL> +#endif + +//! [0] +PadNavigator::PadNavigator(const QSize &size, QWidget *parent) + : QGraphicsView(parent) +{ +//! [0] +//! [1] + // Splash item + SplashItem *splash = new SplashItem; + splash->setZValue(1); +//! [1] + +//! [2] + // Pad item + FlippablePad *pad = new FlippablePad(size); + QGraphicsRotation *flipRotation = new QGraphicsRotation(pad); + QGraphicsRotation *xRotation = new QGraphicsRotation(pad); + QGraphicsRotation *yRotation = new QGraphicsRotation(pad); + flipRotation->setAxis(Qt::YAxis); + xRotation->setAxis(Qt::YAxis); + yRotation->setAxis(Qt::XAxis); + pad->setTransformations(QList<QGraphicsTransform *>() + << flipRotation + << xRotation << yRotation); +//! [2] + +//! [3] + // Back (proxy widget) item + QGraphicsProxyWidget *backItem = new QGraphicsProxyWidget(pad); + QWidget *widget = new QWidget; + form.setupUi(widget); + form.hostName->setFocus(); + backItem->setWidget(widget); + backItem->setVisible(false); + backItem->setFocus(); + backItem->setCacheMode(QGraphicsItem::ItemCoordinateCache); + const QRectF r = backItem->rect(); + backItem->setTransform(QTransform() + .rotate(180, Qt::YAxis) + .translate(-r.width()/2, -r.height()/2)); +//! [3] + +//! [4] + // Selection item + RoundRectItem *selectionItem = new RoundRectItem(QRectF(-60, -60, 120, 120), + Qt::gray, pad); + selectionItem->setZValue(0.5); +//! [4] + +//! [5] + // Splash animations + QPropertyAnimation *smoothSplashMove = new QPropertyAnimation(splash, "y"); + QPropertyAnimation *smoothSplashOpacity = new QPropertyAnimation(splash, "opacity"); + smoothSplashMove->setEasingCurve(QEasingCurve::InQuad); + smoothSplashMove->setDuration(250); + smoothSplashOpacity->setDuration(250); +//! [5] + +//! [6] + // Selection animation + QPropertyAnimation *smoothXSelection = new QPropertyAnimation(selectionItem, "x"); + QPropertyAnimation *smoothYSelection = new QPropertyAnimation(selectionItem, "y"); + QPropertyAnimation *smoothXRotation = new QPropertyAnimation(xRotation, "angle"); + QPropertyAnimation *smoothYRotation = new QPropertyAnimation(yRotation, "angle"); + smoothXSelection->setDuration(125); + smoothYSelection->setDuration(125); + smoothXRotation->setDuration(125); + smoothYRotation->setDuration(125); + smoothXSelection->setEasingCurve(QEasingCurve::InOutQuad); + smoothYSelection->setEasingCurve(QEasingCurve::InOutQuad); + smoothXRotation->setEasingCurve(QEasingCurve::InOutQuad); + smoothYRotation->setEasingCurve(QEasingCurve::InOutQuad); +//! [6] + +//! [7] + // Flip animation setup + QPropertyAnimation *smoothFlipRotation = new QPropertyAnimation(flipRotation, "angle"); + QPropertyAnimation *smoothFlipScale = new QPropertyAnimation(pad, "scale"); + QPropertyAnimation *smoothFlipXRotation = new QPropertyAnimation(xRotation, "angle"); + QPropertyAnimation *smoothFlipYRotation = new QPropertyAnimation(yRotation, "angle"); + QParallelAnimationGroup *flipAnimation = new QParallelAnimationGroup(this); + smoothFlipScale->setDuration(500); + smoothFlipRotation->setDuration(500); + smoothFlipXRotation->setDuration(500); + smoothFlipYRotation->setDuration(500); + smoothFlipScale->setEasingCurve(QEasingCurve::InOutQuad); + smoothFlipRotation->setEasingCurve(QEasingCurve::InOutQuad); + smoothFlipXRotation->setEasingCurve(QEasingCurve::InOutQuad); + smoothFlipYRotation->setEasingCurve(QEasingCurve::InOutQuad); + smoothFlipScale->setKeyValueAt(0, qvariant_cast<qreal>(1.0)); + smoothFlipScale->setKeyValueAt(0.5, qvariant_cast<qreal>(0.7)); + smoothFlipScale->setKeyValueAt(1, qvariant_cast<qreal>(1.0)); + flipAnimation->addAnimation(smoothFlipRotation); + flipAnimation->addAnimation(smoothFlipScale); + flipAnimation->addAnimation(smoothFlipXRotation); + flipAnimation->addAnimation(smoothFlipYRotation); +//! [7] + +//! [8] + // Flip animation delayed property assignment + QSequentialAnimationGroup *setVariablesSequence = new QSequentialAnimationGroup; + QPropertyAnimation *setFillAnimation = new QPropertyAnimation(pad, "fill"); + QPropertyAnimation *setBackItemVisibleAnimation = new QPropertyAnimation(backItem, "visible"); + QPropertyAnimation *setSelectionItemVisibleAnimation = new QPropertyAnimation(selectionItem, "visible"); + setFillAnimation->setDuration(0); + setBackItemVisibleAnimation->setDuration(0); + setSelectionItemVisibleAnimation->setDuration(0); + setVariablesSequence->addPause(250); + setVariablesSequence->addAnimation(setBackItemVisibleAnimation); + setVariablesSequence->addAnimation(setSelectionItemVisibleAnimation); + setVariablesSequence->addAnimation(setFillAnimation); + flipAnimation->addAnimation(setVariablesSequence); +//! [8] + +//! [9] + // Build the state machine + QStateMachine *stateMachine = new QStateMachine(this); + QState *splashState = new QState(stateMachine); + QState *frontState = new QState(stateMachine); + QHistoryState *historyState = new QHistoryState(frontState); + QState *backState = new QState(stateMachine); +//! [9] +//! [10] + frontState->assignProperty(pad, "fill", false); + frontState->assignProperty(splash, "opacity", 0.0); + frontState->assignProperty(backItem, "visible", false); + frontState->assignProperty(flipRotation, "angle", qvariant_cast<qreal>(0.0)); + frontState->assignProperty(selectionItem, "visible", true); + backState->assignProperty(pad, "fill", true); + backState->assignProperty(backItem, "visible", true); + backState->assignProperty(xRotation, "angle", qvariant_cast<qreal>(0.0)); + backState->assignProperty(yRotation, "angle", qvariant_cast<qreal>(0.0)); + backState->assignProperty(flipRotation, "angle", qvariant_cast<qreal>(180.0)); + backState->assignProperty(selectionItem, "visible", false); + stateMachine->addDefaultAnimation(smoothXRotation); + stateMachine->addDefaultAnimation(smoothYRotation); + stateMachine->addDefaultAnimation(smoothXSelection); + stateMachine->addDefaultAnimation(smoothYSelection); + stateMachine->setInitialState(splashState); +//! [10] + +//! [11] + // Transitions + QEventTransition *anyKeyTransition = new QEventTransition(this, QEvent::KeyPress, splashState); + anyKeyTransition->setTargetState(frontState); + anyKeyTransition->addAnimation(smoothSplashMove); + anyKeyTransition->addAnimation(smoothSplashOpacity); +//! [11] + +//! [12] + QKeyEventTransition *enterTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Enter, backState); + QKeyEventTransition *returnTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Return, backState); + QKeyEventTransition *backEnterTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Enter, frontState); + QKeyEventTransition *backReturnTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Return, frontState); + enterTransition->setTargetState(historyState); + returnTransition->setTargetState(historyState); + backEnterTransition->setTargetState(backState); + backReturnTransition->setTargetState(backState); + enterTransition->addAnimation(flipAnimation); + returnTransition->addAnimation(flipAnimation); + backEnterTransition->addAnimation(flipAnimation); + backReturnTransition->addAnimation(flipAnimation); +//! [12] + +//! [13] + // Create substates for each icon; store in temporary grid. + int columns = size.width(); + int rows = size.height(); + QVector< QVector< QState * > > stateGrid; + stateGrid.resize(rows); + for (int y = 0; y < rows; ++y) { + stateGrid[y].resize(columns); + for (int x = 0; x < columns; ++x) + stateGrid[y][x] = new QState(frontState); + } + frontState->setInitialState(stateGrid[0][0]); + selectionItem->setPos(pad->iconAt(0, 0)->pos()); +//! [13] + +//! [14] + // Enable key navigation using state transitions + for (int y = 0; y < rows; ++y) { + for (int x = 0; x < columns; ++x) { + QState *state = stateGrid[y][x]; + QKeyEventTransition *rightTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Right, state); + QKeyEventTransition *leftTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Left, state); + QKeyEventTransition *downTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Down, state); + QKeyEventTransition *upTransition = new QKeyEventTransition(this, QEvent::KeyPress, + Qt::Key_Up, state); + rightTransition->setTargetState(stateGrid[y][(x + 1) % columns]); + leftTransition->setTargetState(stateGrid[y][((x - 1) + columns) % columns]); + downTransition->setTargetState(stateGrid[(y + 1) % rows][x]); + upTransition->setTargetState(stateGrid[((y - 1) + rows) % rows][x]); +//! [14] +//! [15] + RoundRectItem *icon = pad->iconAt(x, y); + state->assignProperty(xRotation, "angle", -icon->x() / 6.0); + state->assignProperty(yRotation, "angle", icon->y() / 6.0); + state->assignProperty(selectionItem, "x", icon->x()); + state->assignProperty(selectionItem, "y", icon->y()); + frontState->assignProperty(icon, "visible", true); + backState->assignProperty(icon, "visible", false); + + QPropertyAnimation *setIconVisibleAnimation = new QPropertyAnimation(icon, "visible"); + setIconVisibleAnimation->setDuration(0); + setVariablesSequence->addAnimation(setIconVisibleAnimation); + } + } +//! [15] + +//! [16] + // Scene + QGraphicsScene *scene = new QGraphicsScene(this); + scene->setBackgroundBrush(QPixmap(":/images/blue_angle_swirl.jpg")); + scene->setItemIndexMethod(QGraphicsScene::NoIndex); + scene->addItem(pad); + scene->setSceneRect(scene->itemsBoundingRect()); + setScene(scene); +//! [16] + +//! [17] + // Adjust splash item to scene contents + const QRectF sbr = splash->boundingRect(); + splash->setPos(-sbr.width() / 2, scene->sceneRect().top() - 2); + frontState->assignProperty(splash, "y", splash->y() - 100.0); + scene->addItem(splash); +//! [17] + +//! [18] + // View + setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setMinimumSize(50, 50); + setViewportUpdateMode(FullViewportUpdate); + setCacheMode(CacheBackground); + setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing); +#ifndef QT_NO_OPENGL + setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers))); +#endif + + stateMachine->start(); +//! [18] +} + +//! [19] +void PadNavigator::resizeEvent(QResizeEvent *event) +{ + QGraphicsView::resizeEvent(event); + fitInView(scene()->sceneRect(), Qt::KeepAspectRatio); +} +//! [19] diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.desktop b/examples/widgets/graphicsview/padnavigator/padnavigator.desktop new file mode 100644 index 0000000000..f0490730c6 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/padnavigator.desktop @@ -0,0 +1,11 @@ +[Desktop Entry] +Encoding=UTF-8 +Version=1.0 +Type=Application +Terminal=false +Name=Pad Navigator +Exec=/opt/usr/bin/padnavigator +Icon=padnavigator +X-Window-Icon= +X-HildonDesk-ShowInToolbar=true +X-Osso-Type=application/x-executable diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.h b/examples/widgets/graphicsview/padnavigator/padnavigator.h new file mode 100644 index 0000000000..659b901f5c --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/padnavigator.h @@ -0,0 +1,70 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef PADNAVIGATOR_H +#define PADNAVIGATOR_H + +#include <QGraphicsView> +#include "ui_form.h" + +QT_BEGIN_NAMESPACE + +class QState; +class QStateMachine; +class Ui_Form; + +QT_END_NAMESPACE + +//! [0] +class PadNavigator : public QGraphicsView +{ + Q_OBJECT +public: + explicit PadNavigator(const QSize &size, QWidget *parent = 0); + +protected: + void resizeEvent(QResizeEvent *event); + +private: + Ui_Form form; +}; +//! [0] + +#endif // PADNAVIGATOR_H diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.pro b/examples/widgets/graphicsview/padnavigator/padnavigator.pro new file mode 100644 index 0000000000..4b9733bb9b --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/padnavigator.pro @@ -0,0 +1,28 @@ +SOURCES += main.cpp \ + roundrectitem.cpp \ + flippablepad.cpp \ + padnavigator.cpp \ + splashitem.cpp + +HEADERS += \ + roundrectitem.h \ + flippablepad.h \ + padnavigator.h \ + splashitem.h + +RESOURCES += \ + padnavigator.qrc + +FORMS += \ + form.ui + +QT += widgets +contains(QT_CONFIG, opengl):QT += opengl + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/qtbase/graphicsview/padnavigator +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS padnavigator.pro images +sources.path = $$[QT_INSTALL_EXAMPLES]/qtbase/graphicsview/padnavigator +INSTALLS += target sources + +CONFIG += console diff --git a/examples/widgets/graphicsview/padnavigator/padnavigator.qrc b/examples/widgets/graphicsview/padnavigator/padnavigator.qrc new file mode 100644 index 0000000000..b26ab92ae1 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/padnavigator.qrc @@ -0,0 +1,13 @@ +<RCC> + <qresource> + <file>images/blue_angle_swirl.jpg</file> + <file>images/artsfftscope.png</file> + <file>images/kontact_contacts.png</file> + <file>images/kontact_journal.png</file> + <file>images/kontact_mail.png</file> + <file>images/kontact_notes.png</file> + <file>images/kopeteavailable.png</file> + <file>images/metacontact_online.png</file> + <file>images/minitools.png</file> + </qresource> +</RCC> diff --git a/examples/widgets/graphicsview/padnavigator/roundrectitem.cpp b/examples/widgets/graphicsview/padnavigator/roundrectitem.cpp new file mode 100644 index 0000000000..1438db3a9c --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/roundrectitem.cpp @@ -0,0 +1,113 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "roundrectitem.h" + +#include <QtWidgets/QtWidgets> + +//! [0] +RoundRectItem::RoundRectItem(const QRectF &bounds, const QColor &color, + QGraphicsItem *parent) + : QGraphicsObject(parent), fillRect(false), bounds(bounds) +{ + gradient.setStart(bounds.topLeft()); + gradient.setFinalStop(bounds.bottomRight()); + gradient.setColorAt(0, color); + gradient.setColorAt(1, color.dark(200)); + setCacheMode(ItemCoordinateCache); +} +//! [0] + +//! [1] +QPixmap RoundRectItem::pixmap() const +{ + return pix; +} +void RoundRectItem::setPixmap(const QPixmap &pixmap) +{ + pix = pixmap; + update(); +} +//! [1] + +//! [2] +QRectF RoundRectItem::boundingRect() const +{ + return bounds.adjusted(0, 0, 2, 2); +} +//! [2] + +//! [3] +void RoundRectItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, + QWidget *widget) +{ + Q_UNUSED(option); + Q_UNUSED(widget); + painter->setPen(Qt::NoPen); + painter->setBrush(QColor(0, 0, 0, 64)); + painter->drawRoundRect(bounds.translated(2, 2)); +//! [3] +//! [4] + if (fillRect) + painter->setBrush(QApplication::palette().brush(QPalette::Window)); + else + painter->setBrush(gradient); + painter->setPen(QPen(Qt::black, 1)); + painter->drawRoundRect(bounds); +//! [4] +//! [5] + if (!pix.isNull()) { + painter->scale(1.95, 1.95); + painter->drawPixmap(-pix.width() / 2, -pix.height() / 2, pix); + } +} +//! [5] + +//! [6] +bool RoundRectItem::fill() const +{ + return fillRect; +} +void RoundRectItem::setFill(bool fill) +{ + fillRect = fill; + update(); +} +//! [6] diff --git a/examples/widgets/graphicsview/padnavigator/roundrectitem.h b/examples/widgets/graphicsview/padnavigator/roundrectitem.h new file mode 100644 index 0000000000..af84984d49 --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/roundrectitem.h @@ -0,0 +1,75 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ROUNDRECTITEM_H +#define ROUNDRECTITEM_H + +#include <QGraphicsObject> +#include <QLinearGradient> + +//! [0] +class RoundRectItem : public QGraphicsObject +{ + Q_OBJECT + Q_PROPERTY(bool fill READ fill WRITE setFill) +public: + RoundRectItem(const QRectF &bounds, const QColor &color, + QGraphicsItem *parent = 0); + + QPixmap pixmap() const; + void setPixmap(const QPixmap &pixmap); + + QRectF boundingRect() const; + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); + + bool fill() const; + void setFill(bool fill); +//! [0] + +//! [1] +private: + QPixmap pix; + bool fillRect; + QRectF bounds; + QLinearGradient gradient; +}; +//! [1] + +#endif // ROUNDRECTITEM_H diff --git a/examples/widgets/graphicsview/padnavigator/splashitem.cpp b/examples/widgets/graphicsview/padnavigator/splashitem.cpp new file mode 100644 index 0000000000..d87e8333bd --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/splashitem.cpp @@ -0,0 +1,83 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "splashitem.h" + +#include <QtWidgets/QtWidgets> + +//! [0] +SplashItem::SplashItem(QGraphicsItem *parent) + : QGraphicsObject(parent) +{ + text = tr("Welcome to the Pad Navigator Example. You can use the" + " keyboard arrows to navigate the icons, and press enter" + " to activate an item. Press any key to begin."); + setCacheMode(DeviceCoordinateCache); +} +//! [0] + +//! [1] +QRectF SplashItem::boundingRect() const +{ + return QRectF(0, 0, 400, 175); +} +//! [1] + +//! [2] +void SplashItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, + QWidget *widget) +{ + Q_UNUSED(option); + Q_UNUSED(widget); + painter->setPen(QPen(Qt::black, 2)); + painter->setBrush(QColor(245, 245, 255, 220)); + painter->setClipRect(boundingRect()); + painter->drawRoundRect(3, -100 + 3, 400 - 6, 250 - 6); + + QRectF textRect = boundingRect().adjusted(10, 10, -10, -10); + int flags = Qt::AlignTop | Qt::AlignLeft | Qt::TextWordWrap; + + QFont font; + font.setPixelSize(18); + painter->setPen(Qt::black); + painter->setFont(font); + painter->drawText(textRect, flags, text); +} +//! [2] diff --git a/examples/widgets/graphicsview/padnavigator/splashitem.h b/examples/widgets/graphicsview/padnavigator/splashitem.h new file mode 100644 index 0000000000..bc0917e3de --- /dev/null +++ b/examples/widgets/graphicsview/padnavigator/splashitem.h @@ -0,0 +1,61 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SPLASHITEM_H +#define SPLASHITEM_H + +#include <QGraphicsObject> + +//! [0] +class SplashItem : public QGraphicsObject +{ + Q_OBJECT +public: + explicit SplashItem(QGraphicsItem *parent = 0); + + QRectF boundingRect() const; + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); + +private: + QString text; +}; +//! [0] + +#endif // SPLASHITEM_H |
