diff options
Diffstat (limited to 'examples/widgets/animation/moveblocks')
-rw-r--r-- | examples/widgets/animation/moveblocks/main.cpp | 330 | ||||
-rw-r--r-- | examples/widgets/animation/moveblocks/moveblocks.pro | 7 |
2 files changed, 0 insertions, 337 deletions
diff --git a/examples/widgets/animation/moveblocks/main.cpp b/examples/widgets/animation/moveblocks/main.cpp deleted file mode 100644 index d03b57cd5e..0000000000 --- a/examples/widgets/animation/moveblocks/main.cpp +++ /dev/null @@ -1,330 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, 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 The Qt Company Ltd 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 <QtCore> -#include <QtWidgets> - -//![15] -class StateSwitchEvent: public QEvent -{ -public: - StateSwitchEvent() - : QEvent(Type(StateSwitchType)) - { - } - - explicit StateSwitchEvent(int rand) - : QEvent(Type(StateSwitchType)), - m_rand(rand) - { - } - - enum { StateSwitchType = QEvent::User + 256 }; - - int rand() const { return m_rand; } - -private: - int m_rand; -}; -//![15] - -//![16] -class QGraphicsRectWidget : public QGraphicsWidget -{ -public: - void paint(QPainter *painter, const QStyleOptionGraphicsItem *, - QWidget *) override - { - painter->fillRect(rect(), Qt::blue); - } -}; -//![16] - -class StateSwitchTransition: public QAbstractTransition -{ -public: - StateSwitchTransition(int rand) - : QAbstractTransition(), - m_rand(rand) - { - } - -protected: -//![14] - bool eventTest(QEvent *event) override - { - return (event->type() == QEvent::Type(StateSwitchEvent::StateSwitchType)) - && (static_cast<StateSwitchEvent *>(event)->rand() == m_rand); - } -//![14] - - void onTransition(QEvent *) override {} - -private: - int m_rand; -}; - -//![10] -class StateSwitcher : public QState -{ - Q_OBJECT -public: - StateSwitcher(QStateMachine *machine) - : QState(machine), m_stateCount(0), m_lastIndex(0) - { } -//![10] - -//![11] - void onEntry(QEvent *) override - { - int n; - while ((n = QRandomGenerator::global()->bounded(m_stateCount) + 1) == m_lastIndex) - { } - m_lastIndex = n; - machine()->postEvent(new StateSwitchEvent(n)); - } - void onExit(QEvent *) override {} -//![11] - -//![12] - void addState(QState *state, QAbstractAnimation *animation) { - StateSwitchTransition *trans = new StateSwitchTransition(++m_stateCount); - trans->setTargetState(state); - addTransition(trans); - trans->addAnimation(animation); - } -//![12] - -private: - int m_stateCount; - int m_lastIndex; -}; - -//![13] -QState *createGeometryState(QObject *w1, const QRect &rect1, - QObject *w2, const QRect &rect2, - QObject *w3, const QRect &rect3, - QObject *w4, const QRect &rect4, - QState *parent) -{ - QState *result = new QState(parent); - result->assignProperty(w1, "geometry", rect1); - result->assignProperty(w2, "geometry", rect2); - result->assignProperty(w3, "geometry", rect3); - result->assignProperty(w4, "geometry", rect4); - - return result; -} -//![13] - - -class GraphicsView : public QGraphicsView -{ - Q_OBJECT -public: - GraphicsView(QGraphicsScene *scene, QWidget *parent = nullptr) - : QGraphicsView(scene, parent) - { - } - -protected: - void resizeEvent(QResizeEvent *event) override - { - fitInView(scene()->sceneRect()); - QGraphicsView::resizeEvent(event); - } -}; - - -int main(int argc, char **argv) -{ - QApplication app(argc, argv); - -//![1] - QGraphicsRectWidget *button1 = new QGraphicsRectWidget; - QGraphicsRectWidget *button2 = new QGraphicsRectWidget; - QGraphicsRectWidget *button3 = new QGraphicsRectWidget; - QGraphicsRectWidget *button4 = new QGraphicsRectWidget; - button2->setZValue(1); - button3->setZValue(2); - button4->setZValue(3); - QGraphicsScene scene(0, 0, 300, 300); - scene.setBackgroundBrush(Qt::black); - scene.addItem(button1); - scene.addItem(button2); - scene.addItem(button3); - scene.addItem(button4); -//![1] - GraphicsView window(&scene); - window.setFrameStyle(0); - window.setAlignment(Qt::AlignLeft | Qt::AlignTop); - window.setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); - window.setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); -//![2] - QStateMachine machine; - - QState *group = new QState(); - group->setObjectName("group"); - QTimer timer; - timer.setInterval(1250); - timer.setSingleShot(true); - QObject::connect(group, &QState::entered, &timer, QOverload<>::of(&QTimer::start)); -//![2] - -//![3] - QState *state1; - QState *state2; - QState *state3; - QState *state4; - QState *state5; - QState *state6; - QState *state7; - - state1 = createGeometryState(button1, QRect(100, 0, 50, 50), - button2, QRect(150, 0, 50, 50), - button3, QRect(200, 0, 50, 50), - button4, QRect(250, 0, 50, 50), - group); -//![3] - state2 = createGeometryState(button1, QRect(250, 100, 50, 50), - button2, QRect(250, 150, 50, 50), - button3, QRect(250, 200, 50, 50), - button4, QRect(250, 250, 50, 50), - group); - state3 = createGeometryState(button1, QRect(150, 250, 50, 50), - button2, QRect(100, 250, 50, 50), - button3, QRect(50, 250, 50, 50), - button4, QRect(0, 250, 50, 50), - group); - state4 = createGeometryState(button1, QRect(0, 150, 50, 50), - button2, QRect(0, 100, 50, 50), - button3, QRect(0, 50, 50, 50), - button4, QRect(0, 0, 50, 50), - group); - state5 = createGeometryState(button1, QRect(100, 100, 50, 50), - button2, QRect(150, 100, 50, 50), - button3, QRect(100, 150, 50, 50), - button4, QRect(150, 150, 50, 50), - group); - state6 = createGeometryState(button1, QRect(50, 50, 50, 50), - button2, QRect(200, 50, 50, 50), - button3, QRect(50, 200, 50, 50), - button4, QRect(200, 200, 50, 50), - group); -//![4] - state7 = createGeometryState(button1, QRect(0, 0, 50, 50), - button2, QRect(250, 0, 50, 50), - button3, QRect(0, 250, 50, 50), - button4, QRect(250, 250, 50, 50), - group); - group->setInitialState(state1); -//![4] - -//![5] - QParallelAnimationGroup animationGroup; - QSequentialAnimationGroup *subGroup; - - QPropertyAnimation *anim = new QPropertyAnimation(button4, "geometry"); - anim->setDuration(1000); - anim->setEasingCurve(QEasingCurve::OutElastic); - animationGroup.addAnimation(anim); -//![5] - -//![6] - subGroup = new QSequentialAnimationGroup(&animationGroup); - subGroup->addPause(100); - anim = new QPropertyAnimation(button3, "geometry"); - anim->setDuration(1000); - anim->setEasingCurve(QEasingCurve::OutElastic); - subGroup->addAnimation(anim); -//![6] - - subGroup = new QSequentialAnimationGroup(&animationGroup); - subGroup->addPause(150); - anim = new QPropertyAnimation(button2, "geometry"); - anim->setDuration(1000); - anim->setEasingCurve(QEasingCurve::OutElastic); - subGroup->addAnimation(anim); - - subGroup = new QSequentialAnimationGroup(&animationGroup); - subGroup->addPause(200); - anim = new QPropertyAnimation(button1, "geometry"); - anim->setDuration(1000); - anim->setEasingCurve(QEasingCurve::OutElastic); - subGroup->addAnimation(anim); - -//![7] - StateSwitcher *stateSwitcher = new StateSwitcher(&machine); - stateSwitcher->setObjectName("stateSwitcher"); - group->addTransition(&timer, &QTimer::timeout, stateSwitcher); - stateSwitcher->addState(state1, &animationGroup); - stateSwitcher->addState(state2, &animationGroup); -//![7] - stateSwitcher->addState(state3, &animationGroup); - stateSwitcher->addState(state4, &animationGroup); - stateSwitcher->addState(state5, &animationGroup); - stateSwitcher->addState(state6, &animationGroup); -//![8] - stateSwitcher->addState(state7, &animationGroup); -//![8] - -//![9] - machine.addState(group); - machine.setInitialState(group); - machine.start(); -//![9] - - window.resize(300, 300); - window.show(); - - return app.exec(); -} - -#include "main.moc" diff --git a/examples/widgets/animation/moveblocks/moveblocks.pro b/examples/widgets/animation/moveblocks/moveblocks.pro deleted file mode 100644 index 1397246b3f..0000000000 --- a/examples/widgets/animation/moveblocks/moveblocks.pro +++ /dev/null @@ -1,7 +0,0 @@ -QT += widgets - -SOURCES = main.cpp - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/widgets/animation/moveblocks -INSTALLS += target |