diff options
Diffstat (limited to 'examples')
26 files changed, 457 insertions, 334 deletions
diff --git a/examples/animation/appchooser/main.cpp b/examples/animation/appchooser/main.cpp index fe4be1f..97751b2 100644 --- a/examples/animation/appchooser/main.cpp +++ b/examples/animation/appchooser/main.cpp @@ -134,7 +134,7 @@ int main(int argc, char **argv) QStateMachine machine; machine.setGlobalRestorePolicy(QStateMachine::RestoreProperties); - QState *group = new QState(machine.rootState()); + QState *group = new QState(&machine); group->setObjectName("group"); QRect selectedRect(86, 86, 128, 128); diff --git a/examples/animation/moveblocks/main.cpp b/examples/animation/moveblocks/main.cpp index c43e841..97d3f81 100644 --- a/examples/animation/moveblocks/main.cpp +++ b/examples/animation/moveblocks/main.cpp @@ -108,8 +108,7 @@ class StateSwitcher : public QState Q_OBJECT public: StateSwitcher(QStateMachine *machine) - : QState(machine->rootState()), m_machine(machine), - m_stateCount(0), m_lastIndex(0) + : QState(machine), m_stateCount(0), m_lastIndex(0) { } //![10] @@ -120,7 +119,7 @@ public: while ((n = (qrand() % m_stateCount + 1)) == m_lastIndex) { } m_lastIndex = n; - m_machine->postEvent(new StateSwitchEvent(n)); + machine()->postEvent(new StateSwitchEvent(n)); } virtual void onExit(QEvent *) {} //![11] @@ -135,7 +134,6 @@ public: //![12] private: - QStateMachine *m_machine; int m_stateCount; int m_lastIndex; }; diff --git a/examples/animation/states/main.cpp b/examples/animation/states/main.cpp index b3c28f2..99e04c3 100644 --- a/examples/animation/states/main.cpp +++ b/examples/animation/states/main.cpp @@ -124,10 +124,9 @@ int main(int argc, char *argv[]) scene.addItem(p6); QStateMachine machine; - QState *root = machine.rootState(); - QState *state1 = new QState(root); - QState *state2 = new QState(root); - QState *state3 = new QState(root); + QState *state1 = new QState(&machine); + QState *state2 = new QState(&machine); + QState *state3 = new QState(&machine); machine.setInitialState(state1); // State 1 diff --git a/examples/animation/stickman/editor/animationdialog.cpp b/examples/animation/stickman/editor/animationdialog.cpp deleted file mode 100644 index 853046d..0000000 --- a/examples/animation/stickman/editor/animationdialog.cpp +++ /dev/null @@ -1,192 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the either Technology Preview License Agreement or the -** Beta Release License Agreement. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain -** additional rights. These rights are described in the Nokia Qt LGPL -** Exception version 1.0, 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. -** -** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "animationdialog.h" -#include "stickman.h" -#include "animation.h" -#include "node.h" - -#include <QHBoxLayout> -#include <QStackedWidget> -#include <QSpinBox> -#include <QPushButton> -#include <QLabel> -#include <QLineEdit> -#include <QMessageBox> -#include <QFileDialog> - -AnimationDialog::AnimationDialog(StickMan *stickman, QWidget *parent) - : QDialog(parent), m_animation(0), m_stickman(stickman) -{ - initUi(); -} - -AnimationDialog::~AnimationDialog() -{ - delete m_animation; -} - -void AnimationDialog::initUi() -{ - setWindowTitle("Animation"); - setEnabled(false); - - // Second page - m_currentFrame = new QSpinBox(); - m_totalFrames = new QSpinBox(); - m_name = new QLineEdit(); - - connect(m_currentFrame, SIGNAL(valueChanged(int)), this, SLOT(currentFrameChanged(int))); - connect(m_totalFrames, SIGNAL(valueChanged(int)), this, SLOT(totalFramesChanged(int))); - connect(m_name, SIGNAL(textChanged(QString)), this, SLOT(setCurrentAnimationName(QString))); - - QGridLayout *gridLayout = new QGridLayout(this); - gridLayout->addWidget(new QLabel("Name:"), 0, 0, 1, 2); - gridLayout->addWidget(m_name, 0, 2, 1, 2); - gridLayout->addWidget(new QLabel("Frame:"), 1, 0); - gridLayout->addWidget(m_currentFrame, 1, 1); - gridLayout->addWidget(new QLabel("of total # of frames: "), 1, 2); - gridLayout->addWidget(m_totalFrames, 1, 3); -} - -void AnimationDialog::initFromAnimation() -{ - m_currentFrame->setRange(0, m_animation->totalFrames()-1); - m_currentFrame->setValue(m_animation->currentFrame()); - - m_totalFrames->setRange(1, 1000); - m_totalFrames->setValue(m_animation->totalFrames()); - - m_name->setText(m_animation->name()); -} - -void AnimationDialog::saveAnimation() -{ - saveCurrentFrame(); - - QString fileName = QFileDialog::getSaveFileName(this, "Save animation"); - - QFile file(fileName); - if (file.open(QIODevice::WriteOnly)) - m_animation->save(&file); -} - -void AnimationDialog::loadAnimation() -{ - if (maybeSave() != QMessageBox::Cancel) { - QString fileName = QFileDialog::getOpenFileName(this, "Open animation"); - - QFile file(fileName); - if (file.open(QIODevice::ReadOnly)) { - if (m_animation == 0) - newAnimation(); - - m_animation->load(&file); - stickManFromCurrentFrame(); - initFromAnimation(); - } - } -} - -QMessageBox::StandardButton AnimationDialog::maybeSave() -{ - if (m_animation == 0) - return QMessageBox::No; - - QMessageBox::StandardButton button = QMessageBox::question(this, "Save?", "Do you want to save your changes?", - QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel); - if (button == QMessageBox::Save) - saveAnimation(); - - return button; -} - -void AnimationDialog::newAnimation() -{ - if (maybeSave() != QMessageBox::Cancel) { - setEnabled(true); - delete m_animation; - m_animation = new Animation(); - initFromAnimation(); - } -} - -// Gets the data from the stickman and stores it in current frame -void AnimationDialog::saveCurrentFrame() -{ - int count = m_stickman->nodeCount(); - m_animation->setNodeCount(count); - for (int i=0; i<count; ++i) { - QGraphicsItem *node = m_stickman->node(i); - m_animation->setNodePos(i, node->pos()); - } -} - -// Gets the data from the current frame and sets the stickman -void AnimationDialog::stickManFromCurrentFrame() -{ - int count = m_animation->nodeCount(); - for (int i=0;i<count;++i) { - QGraphicsItem *node = m_stickman->node(i); - node->setPos(m_animation->nodePos(i)); - } -} - -void AnimationDialog::currentFrameChanged(int currentFrame) -{ - saveCurrentFrame(); - qDebug("currentFrame: %d", currentFrame); - m_animation->setCurrentFrame(currentFrame); - stickManFromCurrentFrame(); - initFromAnimation(); -} - -void AnimationDialog::totalFramesChanged(int totalFrames) -{ - m_animation->setTotalFrames(totalFrames); - stickManFromCurrentFrame(); - initFromAnimation(); -} - -void AnimationDialog::setCurrentAnimationName(const QString &name) -{ - m_animation->setName(name); -} diff --git a/examples/animation/stickman/editor/editor.pri b/examples/animation/stickman/editor/editor.pri deleted file mode 100644 index 7ad9edb..0000000 --- a/examples/animation/stickman/editor/editor.pri +++ /dev/null @@ -1,2 +0,0 @@ -SOURCES += $$PWD/animationdialog.cpp $$PWD/mainwindow.cpp -HEADERS += $$PWD/animationdialog.h $$PWD/mainwindow.h diff --git a/examples/animation/stickman/graphicsview.cpp b/examples/animation/stickman/graphicsview.cpp index 760c31b..89f2430 100644 --- a/examples/animation/stickman/graphicsview.cpp +++ b/examples/animation/stickman/graphicsview.cpp @@ -40,7 +40,6 @@ ****************************************************************************/ #include "graphicsview.h" -#include "editor/mainwindow.h" #include "stickman.h" #include <QtGui/QKeyEvent> @@ -53,28 +52,6 @@ void GraphicsView::keyPressEvent(QKeyEvent *e) { if (e->key() == Qt::Key_Escape) close(); - -#if 0 - if (e->key() == Qt::Key_F1) { - if (m_editor == 0) { - QGraphicsScene *scene = new QGraphicsScene; - StickMan *stickMan = new StickMan; - stickMan->setDrawSticks(true); - scene->addItem(stickMan); - - QGraphicsView *view = new QGraphicsView; - view->setBackgroundBrush(Qt::black); - view->setRenderHints(QPainter::Antialiasing); - view->setScene(scene); - - m_editor = new MainWindow(stickMan); - m_editor->setCentralWidget(view); - } - - m_editor->showMaximized(); - } -#endif - emit keyPressed(Qt::Key(e->key())); } diff --git a/examples/animation/stickman/lifecycle.cpp b/examples/animation/stickman/lifecycle.cpp index 2a54c82..c761d87 100644 --- a/examples/animation/stickman/lifecycle.cpp +++ b/examples/animation/stickman/lifecycle.cpp @@ -108,11 +108,11 @@ LifeCycle::LifeCycle(StickMan *stickMan, GraphicsView *keyReceiver) m_machine->addDefaultAnimation(m_animationGroup); //! [3] - m_alive = new QState(m_machine->rootState()); + m_alive = new QState(m_machine); m_alive->setObjectName("alive"); // Make it blink when lightning strikes before entering dead animation - QState *lightningBlink = new QState(m_machine->rootState()); + QState *lightningBlink = new QState(m_machine); lightningBlink->assignProperty(m_stickMan->scene(), "backgroundBrush", Qt::white); lightningBlink->assignProperty(m_stickMan, "penColor", Qt::black); lightningBlink->assignProperty(m_stickMan, "fillColor", Qt::white); @@ -126,7 +126,7 @@ LifeCycle::LifeCycle(StickMan *stickMan, GraphicsView *keyReceiver) QObject::connect(lightningBlink, SIGNAL(exited()), timer, SLOT(stop())); //! [5] - m_dead = new QState(m_machine->rootState()); + m_dead = new QState(m_machine); m_dead->assignProperty(m_stickMan->scene(), "backgroundBrush", Qt::black); m_dead->assignProperty(m_stickMan, "penColor", Qt::white); m_dead->assignProperty(m_stickMan, "fillColor", Qt::black); diff --git a/examples/animation/stickman/stickman.pro b/examples/animation/stickman/stickman.pro index 1dbbce9..7f8be33 100644 --- a/examples/animation/stickman/stickman.pro +++ b/examples/animation/stickman/stickman.pro @@ -12,8 +12,6 @@ SOURCES += main.cpp \ INCLUDEPATH += $$PWD -include(editor/editor.pri) - # install target.path = $$[QT_INSTALL_EXAMPLES]/animation/stickman sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS stickman.pro diff --git a/examples/animation/sub-attaq/boat.cpp b/examples/animation/sub-attaq/boat.cpp index d286be5..68e646e 100644 --- a/examples/animation/sub-attaq/boat.cpp +++ b/examples/animation/sub-attaq/boat.cpp @@ -142,14 +142,14 @@ Boat::Boat(QGraphicsItem * parent, Qt::WindowFlags wFlags) //We setup the state machien of the boat machine = new QStateMachine(this); - QState *moving = new QState(machine->rootState()); + QState *moving = new QState(machine); StopState *stopState = new StopState(this, moving); machine->setInitialState(moving); moving->setInitialState(stopState); MoveStateRight *moveStateRight = new MoveStateRight(this, moving); MoveStateLeft *moveStateLeft = new MoveStateLeft(this, moving); - LaunchStateRight *launchStateRight = new LaunchStateRight(this, machine->rootState()); - LaunchStateLeft *launchStateLeft = new LaunchStateLeft(this, machine->rootState()); + LaunchStateRight *launchStateRight = new LaunchStateRight(this, machine); + LaunchStateLeft *launchStateLeft = new LaunchStateLeft(this, machine); //then setup the transitions for the rightMove state KeyStopTransition *leftStopRight = new KeyStopTransition(this, QEvent::KeyPress, Qt::Key_Left); @@ -216,10 +216,10 @@ Boat::Boat(QGraphicsItem * parent, Qt::WindowFlags wFlags) launchStateLeft->addTransition(historyState); launchStateRight->addTransition(historyState); - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); //This state play the destroyed animation - QAnimationState *destroyedState = new QAnimationState(machine->rootState()); + QAnimationState *destroyedState = new QAnimationState(machine); destroyedState->setAnimation(destroyAnimation); //Play a nice animation when the boat is destroyed diff --git a/examples/animation/sub-attaq/bomb.cpp b/examples/animation/sub-attaq/bomb.cpp index 454970a..e92a723 100644 --- a/examples/animation/sub-attaq/bomb.cpp +++ b/examples/animation/sub-attaq/bomb.cpp @@ -85,11 +85,11 @@ void Bomb::launch(Bomb::Direction direction) QStateMachine *machine = new QStateMachine(this); //This state is when the launch animation is playing - QAnimationState *launched = new QAnimationState(machine->rootState()); + QAnimationState *launched = new QAnimationState(machine); launched->setAnimation(launchAnimation); //End - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); machine->setInitialState(launched); diff --git a/examples/animation/sub-attaq/graphicsscene.cpp b/examples/animation/sub-attaq/graphicsscene.cpp index bd37ce2..fcbc1b3 100644 --- a/examples/animation/sub-attaq/graphicsscene.cpp +++ b/examples/animation/sub-attaq/graphicsscene.cpp @@ -230,17 +230,17 @@ void GraphicsScene::setupScene(const QList<QAction *> &actions) QStateMachine *machine = new QStateMachine(this); //This state is when the player is playing - PlayState *gameState = new PlayState(this,machine->rootState()); + PlayState *gameState = new PlayState(this,machine); //Final state - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); //Animation when the player enter in the game - QAnimationState *lettersMovingState = new QAnimationState(machine->rootState()); + QAnimationState *lettersMovingState = new QAnimationState(machine); lettersMovingState->setAnimation(lettersGroupMoving); //Animation when the welcome screen disappear - QAnimationState *lettersFadingState = new QAnimationState(machine->rootState()); + QAnimationState *lettersFadingState = new QAnimationState(machine); lettersFadingState->setAnimation(lettersGroupFading); //if new game then we fade out the welcome screen and start playing diff --git a/examples/animation/sub-attaq/states.cpp b/examples/animation/sub-attaq/states.cpp index 81fd2de..d63737f 100644 --- a/examples/animation/sub-attaq/states.cpp +++ b/examples/animation/sub-attaq/states.cpp @@ -83,7 +83,7 @@ void PlayState::onEntry(QEvent *) machine = new QStateMachine(this); //This state is when player is playing - LevelState *levelState = new LevelState(scene, this, machine->rootState()); + LevelState *levelState = new LevelState(scene, this, machine); //This state is when the player is actually playing but the game is not paused QState *playingState = new QState(levelState); @@ -105,10 +105,10 @@ void PlayState::onEntry(QEvent *) pauseState->addTransition(pressPpause); //This state is when player have lost - LostState *lostState = new LostState(scene, this, machine->rootState()); + LostState *lostState = new LostState(scene, this, machine); //This state is when player have won - WinState *winState = new WinState(scene, this, machine->rootState()); + WinState *winState = new WinState(scene, this, machine); //The boat has been destroyed then the game is finished levelState->addTransition(scene->boat, SIGNAL(boatExecutionFinished()),lostState); @@ -136,7 +136,7 @@ void PlayState::onEntry(QEvent *) machine->setInitialState(levelState); //Final state - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); //This transition is triggered when the player press space after completing a level CustomSpaceTransition *spaceTransition = new CustomSpaceTransition(scene->views().at(0), this, QEvent::KeyPress, Qt::Key_Space); diff --git a/examples/animation/sub-attaq/submarine.cpp b/examples/animation/sub-attaq/submarine.cpp index 04b7916..78a9539 100644 --- a/examples/animation/sub-attaq/submarine.cpp +++ b/examples/animation/sub-attaq/submarine.cpp @@ -115,7 +115,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem * QStateMachine *machine = new QStateMachine(this); //This state is when the boat is moving/rotating - QState *moving = new QState(machine->rootState()); + QState *moving = new QState(machine); //This state is when the boat is moving from left to right MovementState *movement = new MovementState(this, moving); @@ -132,7 +132,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem * machine->setInitialState(moving); //End - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); //If the moving animation is finished we move to the return state movement->addTransition(movement, SIGNAL(animationFinished()), rotation); @@ -141,7 +141,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem * rotation->addTransition(rotation, SIGNAL(animationFinished()), movement); //This state play the destroyed animation - QAnimationState *destroyedState = new QAnimationState(machine->rootState()); + QAnimationState *destroyedState = new QAnimationState(machine); destroyedState->setAnimation(setupDestroyAnimation(this)); //Play a nice animation when the submarine is destroyed diff --git a/examples/animation/sub-attaq/torpedo.cpp b/examples/animation/sub-attaq/torpedo.cpp index 5ef237a..fe79488 100644 --- a/examples/animation/sub-attaq/torpedo.cpp +++ b/examples/animation/sub-attaq/torpedo.cpp @@ -74,11 +74,11 @@ void Torpedo::launch() QStateMachine *machine = new QStateMachine(this); //This state is when the launch animation is playing - QAnimationState *launched = new QAnimationState(machine->rootState()); + QAnimationState *launched = new QAnimationState(machine); launched->setAnimation(launchAnimation); //End - QFinalState *final = new QFinalState(machine->rootState()); + QFinalState *final = new QFinalState(machine); machine->setInitialState(launched); diff --git a/examples/animation/stickman/editor/mainwindow.cpp b/examples/graphicsview/customshader/blureffect.cpp index e1d08cc..43791c6 100644 --- a/examples/animation/stickman/editor/mainwindow.cpp +++ b/examples/graphicsview/customshader/blureffect.cpp @@ -1,9 +1,9 @@ /**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) +** Contact: Qt Software Information (qt-info@nokia.com) ** -** This file is part of the QtCore module of the Qt Toolkit. +** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage @@ -34,43 +34,36 @@ ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. +** contact the sales department at qt-sales@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/ -#include "mainwindow.h" -#include "animationdialog.h" -#include "stickman.h" +#include "blureffect.h" -#include <QMenuBar> -#include <QApplication> +#include <QDebug> -MainWindow::MainWindow(StickMan *stickMan) +BlurEffect::BlurEffect(QGraphicsItem *item) + : QGraphicsBlurEffect() + , m_baseLine(200), item(item) { - initActions(stickMan); } -MainWindow::~MainWindow() +void BlurEffect::adjustForItem() { + qreal y = m_baseLine - item->pos().y(); + qreal radius = qBound(0.0, y / 32, 16.0); + setBlurRadius(radius); } -void MainWindow::initActions(StickMan *stickMan) +QRectF BlurEffect::boundingRect() const { - AnimationDialog *dialog = new AnimationDialog(stickMan, this); - dialog->show(); - - QMenu *fileMenu = menuBar()->addMenu("&File"); - QAction *loadAction = fileMenu->addAction("&Open"); - QAction *saveAction = fileMenu->addAction("&Save"); - QAction *exitAction = fileMenu->addAction("E&xit"); - - QMenu *animationMenu = menuBar()->addMenu("&Animation"); - QAction *newAnimationAction = animationMenu->addAction("&New animation"); - - connect(loadAction, SIGNAL(triggered()), dialog, SLOT(loadAnimation())); - connect(saveAction, SIGNAL(triggered()), dialog, SLOT(saveAnimation())); - connect(exitAction, SIGNAL(triggered()), QApplication::instance(), SLOT(quit())); - connect(newAnimationAction, SIGNAL(triggered()), dialog, SLOT(newAnimation())); + const_cast<BlurEffect *>(this)->adjustForItem(); + return QGraphicsBlurEffect::boundingRect(); +} +void BlurEffect::draw(QPainter *painter) +{ + adjustForItem(); + QGraphicsBlurEffect::draw(painter); } diff --git a/examples/graphicsview/customshader/blureffect.h b/examples/graphicsview/customshader/blureffect.h new file mode 100644 index 0000000..2aea8bf --- /dev/null +++ b/examples/graphicsview/customshader/blureffect.h @@ -0,0 +1,67 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef BLUREFFECT_H +#define BLUREFFECT_H + +#include <QGraphicsEffect> +#include <QGraphicsItem> + +class BlurEffect: public QGraphicsBlurEffect +{ +public: + BlurEffect(QGraphicsItem *item); + + void setBaseLine(qreal y) { m_baseLine = y; } + + QRectF boundingRect() const; + + void draw(QPainter *painter); + +private: + void adjustForItem(); + +private: + qreal m_baseLine; + QGraphicsItem *item; +}; + +#endif // BLUREFFECT_H diff --git a/examples/graphicsview/customshader/blurpicker.cpp b/examples/graphicsview/customshader/blurpicker.cpp new file mode 100644 index 0000000..de80312 --- /dev/null +++ b/examples/graphicsview/customshader/blurpicker.cpp @@ -0,0 +1,137 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "blurpicker.h" + +#include <QtGui> + +#include "blureffect.h" +#include "customshadereffect.h" + +#ifndef M_PI +#define M_PI 3.14159265358979323846 +#endif + +BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0) +{ + setBackgroundBrush(QPixmap(":/images/background.jpg")); + setScene(&m_scene); + + setupScene(); + updateIconPositions(); + + connect(&m_timeLine, SIGNAL(valueChanged(qreal)), SLOT(updateIconPositions())); + m_timeLine.setDuration(400); + + setRenderHint(QPainter::Antialiasing, true); + setFrameStyle(QFrame::NoFrame); +} + +void BlurPicker::updateIconPositions() +{ + m_index = m_timeLine.currentFrame() / 1000.0; + + qreal baseline = 0; + for (int i = 0; i < m_icons.count(); ++i) { + QGraphicsItem *icon = m_icons[i]; + qreal a = ((i + m_index) * 2 * M_PI) / m_icons.count(); + qreal xs = 170 * sin(a); + qreal ys = 100 * cos(a); + QPointF pos(xs, ys); + pos = QTransform().rotate(-20).map(pos); + pos -= QPointF(40, 40); + icon->setPos(pos); + baseline = qMax(baseline, ys); + if (i != 3) + static_cast<BlurEffect *>(icon->graphicsEffect())->setBaseLine(baseline); + } + + m_scene.update(); +} + +void BlurPicker::setupScene() +{ + m_scene.setSceneRect(-200, -120, 400, 240); + + QStringList names; + names << ":/images/accessories-calculator.png"; + names << ":/images/accessories-text-editor.png"; + names << ":/images/help-browser.png"; + names << ":/images/internet-group-chat.png"; + names << ":/images/internet-mail.png"; + names << ":/images/internet-web-browser.png"; + names << ":/images/office-calendar.png"; + names << ":/images/system-users.png"; + + for (int i = 0; i < names.count(); i++) { + QPixmap pixmap(names[i]); + QGraphicsPixmapItem *icon = m_scene.addPixmap(pixmap); + icon->setZValue(1); + if (i == 3) + icon->setGraphicsEffect(new CustomShaderEffect()); + else + icon->setGraphicsEffect(new BlurEffect(icon)); + m_icons << icon; + } + + QGraphicsPixmapItem *bg = m_scene.addPixmap(QPixmap(":/images/background.jpg")); + bg->setZValue(0); + bg->setPos(-200, -150); +} + +void BlurPicker::keyPressEvent(QKeyEvent *event) +{ + if (event->key() == Qt::Key_Left) { + if (m_timeLine.state() == QTimeLine::NotRunning) { + m_timeLine.setFrameRange(m_index * 1000, m_index * 1000 - 1000); + m_timeLine.start(); + event->accept(); + } + } + + if (event->key() == Qt::Key_Right) { + if (m_timeLine.state() == QTimeLine::NotRunning) { + m_timeLine.setFrameRange(m_index * 1000, m_index * 1000 + 1000); + m_timeLine.start(); + event->accept(); + } + } +} diff --git a/examples/animation/stickman/editor/animationdialog.h b/examples/graphicsview/customshader/blurpicker.h index 293f0d4..b7ea3b4 100644 --- a/examples/animation/stickman/editor/animationdialog.h +++ b/examples/graphicsview/customshader/blurpicker.h @@ -1,9 +1,9 @@ /**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) +** Contact: Qt Software Information (qt-info@nokia.com) ** -** This file is part of the QtCore module of the Qt Toolkit. +** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage @@ -34,51 +34,41 @@ ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. +** contact the sales department at qt-sales@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef ANIMATIONDIALOG_H -#define ANIMATIONDIALOG_H +#ifndef BLURPICKER_H +#define BLURPICKER_H -#include <QDialog> -#include <QMessageBox> +#include <QGraphicsEffect> +#include <QGraphicsView> +#include <QTimeLine> -QT_BEGIN_NAMESPACE -class QSpinBox; -class QLineEdit; -QT_END_NAMESPACE -class StickMan; -class Animation; -class AnimationDialog: public QDialog +#include "blureffect.h" + +class BlurPicker: public QGraphicsView { Q_OBJECT + public: - AnimationDialog(StickMan *stickMan, QWidget *parent = 0); - ~AnimationDialog(); + BlurPicker(QWidget *parent = 0); -public slots: - void currentFrameChanged(int currentFrame); - void totalFramesChanged(int totalFrames); - void setCurrentAnimationName(const QString &name); +protected: + void keyPressEvent(QKeyEvent *event); - void newAnimation(); - void saveAnimation(); - void loadAnimation(); +private slots: + void updateIconPositions(); private: - void saveCurrentFrame(); - void stickManFromCurrentFrame(); - void initFromAnimation(); - void initUi(); - QMessageBox::StandardButton maybeSave(); + void setupScene(); - QSpinBox *m_currentFrame; - QSpinBox *m_totalFrames; - QLineEdit *m_name; - Animation *m_animation; - StickMan *m_stickman; +private: + qreal m_index; + QGraphicsScene m_scene; + QList<QGraphicsItem*> m_icons; + QTimeLine m_timeLine; }; - -#endif + +#endif // BLURPICKER_H diff --git a/examples/graphicsview/customshader/blurpicker.qrc b/examples/graphicsview/customshader/blurpicker.qrc new file mode 100644 index 0000000..e88eaca --- /dev/null +++ b/examples/graphicsview/customshader/blurpicker.qrc @@ -0,0 +1,14 @@ +<RCC> + <qresource prefix="/" > + <file>images/background.jpg</file> + <file>images/accessories-calculator.png</file> + <file>images/accessories-text-editor.png</file> + <file>images/help-browser.png</file> + <file>images/internet-group-chat.png</file> + <file>images/internet-mail.png</file> + <file>images/internet-web-browser.png</file> + <file>images/office-calendar.png</file> + <file>images/system-users.png</file> + </qresource> +</RCC> + diff --git a/examples/graphicsview/customshader/customshader.pro b/examples/graphicsview/customshader/customshader.pro new file mode 100644 index 0000000..bc07d7a --- /dev/null +++ b/examples/graphicsview/customshader/customshader.pro @@ -0,0 +1,10 @@ +SOURCES += main.cpp blurpicker.cpp blureffect.cpp customshadereffect.cpp +HEADERS += blurpicker.h blureffect.h customshadereffect.h +RESOURCES += blurpicker.qrc +QT += opengl + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/graphicsview/blurpicker +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS blurpicker.pro +sources.path = $$[QT_INSTALL_EXAMPLES]/graphicsview/blurpicker +INSTALLS += target sources diff --git a/examples/graphicsview/customshader/customshadereffect.cpp b/examples/graphicsview/customshader/customshadereffect.cpp new file mode 100644 index 0000000..293123c --- /dev/null +++ b/examples/graphicsview/customshader/customshadereffect.cpp @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "customshadereffect.h" +#include <QGLShaderProgram> + +static char const colorizeShaderCode[] = + "varying highp vec2 textureCoords;\n" + "uniform sampler2D imageTexture;\n" + "uniform lowp vec4 effectColor;\n" + "lowp vec4 srcPixel() {\n" + " vec4 src = texture2D(imageTexture, textureCoords);\n" + " float gray = dot(src.rgb, vec3(0.212671, 0.715160, 0.072169));\n" + " vec4 colorize = 1.0-((1.0-gray)*(1.0-effectColor));\n" + " return vec4(colorize.rgb, src.a);\n" + "}"; + +CustomShaderEffect::CustomShaderEffect() + : QGraphicsShaderEffect(), + color(Qt::red) +{ + setPixelShaderFragment(colorizeShaderCode); +} + +void CustomShaderEffect::setEffectColor(const QColor& c) +{ + color = c; + setUniformsDirty(); +} + +void CustomShaderEffect::setUniforms(QGLShaderProgram *program) +{ + program->setUniformValue("effectColor", color); +} diff --git a/examples/graphicsview/customshader/customshadereffect.h b/examples/graphicsview/customshader/customshadereffect.h new file mode 100644 index 0000000..6482bd5 --- /dev/null +++ b/examples/graphicsview/customshader/customshadereffect.h @@ -0,0 +1,64 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef CUSTOMSHADEREFFECT_H +#define CUSTOMSHADEREFFECT_H + +#include <QGraphicsEffect> +#include <QGraphicsShaderEffect> +#include <QGraphicsItem> + +class CustomShaderEffect: public QGraphicsShaderEffect +{ +public: + CustomShaderEffect(); + + QColor effectColor() const { return color; } + void setEffectColor(const QColor& c); + +protected: + void setUniforms(QGLShaderProgram *program); + +private: + QColor color; +}; + +#endif // CUSTOMSHADEREFFECT_H diff --git a/examples/animation/stickman/editor/mainwindow.h b/examples/graphicsview/customshader/main.cpp index ef122d9..b88a51d 100644 --- a/examples/animation/stickman/editor/mainwindow.h +++ b/examples/graphicsview/customshader/main.cpp @@ -1,9 +1,9 @@ /**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) +** Contact: Qt Software Information (qt-info@nokia.com) ** -** This file is part of the QtCore module of the Qt Toolkit. +** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage @@ -34,25 +34,22 @@ ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. +** contact the sales department at qt-sales@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/ -#ifndef MAINWINDOW_H -#define MAINWINDOW_H +#include "blurpicker.h" +#include <QApplication> -#include <QMainWindow> - -class StickMan; -class MainWindow: public QMainWindow +int main(int argc, char **argv) { -public: - MainWindow(StickMan *stickMan); - ~MainWindow(); + QApplication app(argc, argv); -private: - void initActions(StickMan *stickMan); -}; + BlurPicker blurPicker; + blurPicker.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Application Picker")); + blurPicker.setFixedSize(400, 300); + blurPicker.show(); -#endif + return app.exec(); +} diff --git a/examples/graphicsview/graphicsview.pro b/examples/graphicsview/graphicsview.pro index 185c856..4dd0b13 100644 --- a/examples/graphicsview/graphicsview.pro +++ b/examples/graphicsview/graphicsview.pro @@ -12,6 +12,7 @@ SUBDIRS = \ contains(QT_CONFIG, qt3support):SUBDIRS += portedcanvas portedasteroids contains(DEFINES, QT_NO_CURSOR): SUBDIRS -= dragdroprobot +contains(QT_CONFIG, opengl)|contains(QT_CONFIG, opengles2):SUBDIRS += customshader # install target.path = $$[QT_INSTALL_EXAMPLES]/graphicsview diff --git a/examples/statemachine/factorial/main.cpp b/examples/statemachine/factorial/main.cpp index 18a9521..5050347 100644 --- a/examples/statemachine/factorial/main.cpp +++ b/examples/statemachine/factorial/main.cpp @@ -151,14 +151,14 @@ int main(int argc, char **argv) //! [3] //! [4] - QState *compute = new QState(machine.rootState()); + QState *compute = new QState(&machine); compute->assignProperty(&factorial, "fac", 1); compute->assignProperty(&factorial, "x", 6); compute->addTransition(new FactorialLoopTransition(&factorial)); //! [4] //! [5] - QFinalState *done = new QFinalState(machine.rootState()); + QFinalState *done = new QFinalState(&machine); FactorialDoneTransition *doneTransition = new FactorialDoneTransition(&factorial); doneTransition->setTargetState(done); compute->addTransition(doneTransition); diff --git a/examples/statemachine/tankgame/mainwindow.cpp b/examples/statemachine/tankgame/mainwindow.cpp index 68a8d68..596cdfe 100644 --- a/examples/statemachine/tankgame/mainwindow.cpp +++ b/examples/statemachine/tankgame/mainwindow.cpp @@ -160,7 +160,7 @@ void MainWindow::init() connect(quitAction, SIGNAL(triggered()), this, SLOT(close())); m_machine = new QStateMachine(this); - QState *stoppedState = new QState(m_machine->rootState()); + QState *stoppedState = new QState(m_machine); stoppedState->setObjectName("stoppedState"); stoppedState->assignProperty(runGameAction, "enabled", true); stoppedState->assignProperty(stopGameAction, "enabled", false); @@ -188,14 +188,14 @@ void MainWindow::init() stoppedState->setInitialState(hs); //! [0] - m_runningState = new QState(QState::ParallelStates, m_machine->rootState()); + m_runningState = new QState(QState::ParallelStates, m_machine); //! [0] m_runningState->setObjectName("runningState"); m_runningState->assignProperty(addTankAction, "enabled", false); m_runningState->assignProperty(runGameAction, "enabled", false); m_runningState->assignProperty(stopGameAction, "enabled", true); - QState *gameOverState = new QState(m_machine->rootState()); + QState *gameOverState = new QState(m_machine); gameOverState->setObjectName("gameOverState"); gameOverState->assignProperty(stopGameAction, "enabled", false); connect(gameOverState, SIGNAL(entered()), this, SLOT(gameOver())); |