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author | Thierry Bastian <thierry.bastian@nokia.com> | 2009-11-10 11:05:36 (GMT) |
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committer | Jason McDonald <jason.mcdonald@nokia.com> | 2009-11-13 12:39:02 (GMT) |
commit | ad20f1cd5d4f8731cb293ce9c66edb3f6c2a1133 (patch) | |
tree | d7a1a0bf511f747232d62f9f30e2fee645a86556 /examples | |
parent | 541367b2720648919d318c6ac8694a291eaa2b27 (diff) | |
download | Qt-ad20f1cd5d4f8731cb293ce9c66edb3f6c2a1133.zip Qt-ad20f1cd5d4f8731cb293ce9c66edb3f6c2a1133.tar.gz Qt-ad20f1cd5d4f8731cb293ce9c66edb3f6c2a1133.tar.bz2 |
Make the new examples for effects use the Qt Animation Framework
Task-number: QTBUG-5640
Reviewed-by: Leo
(cherry picked from commit 6d4acbe94c71f7c0049cd08944855c23a716bee3)
Diffstat (limited to 'examples')
-rw-r--r-- | examples/effects/blurpicker/blurpicker.cpp | 53 | ||||
-rw-r--r-- | examples/effects/blurpicker/blurpicker.h | 12 | ||||
-rw-r--r-- | examples/effects/customshader/blurpicker.cpp | 53 | ||||
-rw-r--r-- | examples/effects/customshader/blurpicker.h | 12 | ||||
-rw-r--r-- | examples/effects/fademessage/fademessage.cpp | 18 | ||||
-rw-r--r-- | examples/effects/fademessage/fademessage.h | 5 |
6 files changed, 84 insertions, 69 deletions
diff --git a/examples/effects/blurpicker/blurpicker.cpp b/examples/effects/blurpicker/blurpicker.cpp index 1f46444..4911c73 100644 --- a/examples/effects/blurpicker/blurpicker.cpp +++ b/examples/effects/blurpicker/blurpicker.cpp @@ -49,24 +49,29 @@ #define M_PI 3.14159265358979323846 #endif -BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0) +BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0), m_animation(this, "index") { setBackgroundBrush(QPixmap(":/images/background.jpg")); - setScene(&m_scene); + setScene(new QGraphicsScene(this)); setupScene(); - updateIconPositions(); + setIndex(0); - connect(&m_timeLine, SIGNAL(valueChanged(qreal)), SLOT(updateIconPositions())); - m_timeLine.setDuration(400); + m_animation.setDuration(400); + m_animation.setEasingCurve(QEasingCurve::InOutSine); setRenderHint(QPainter::Antialiasing, true); setFrameStyle(QFrame::NoFrame); } -void BlurPicker::updateIconPositions() +qreal BlurPicker::index() const { - m_index = m_timeLine.currentFrame() / 1000.0; + return m_index; +} + +void BlurPicker::setIndex(qreal index) +{ + m_index = index; qreal baseline = 0; for (int i = 0; i < m_icons.count(); ++i) { @@ -82,12 +87,12 @@ void BlurPicker::updateIconPositions() static_cast<BlurEffect *>(icon->graphicsEffect())->setBaseLine(baseline); } - m_scene.update(); + scene()->update(); } void BlurPicker::setupScene() { - m_scene.setSceneRect(-200, -120, 400, 240); + scene()->setSceneRect(-200, -120, 400, 240); QStringList names; names << ":/images/accessories-calculator.png"; @@ -101,32 +106,34 @@ void BlurPicker::setupScene() for (int i = 0; i < names.count(); i++) { QPixmap pixmap(names[i]); - QGraphicsPixmapItem *icon = m_scene.addPixmap(pixmap); + QGraphicsPixmapItem *icon = scene()->addPixmap(pixmap); icon->setZValue(1); icon->setGraphicsEffect(new BlurEffect(icon)); m_icons << icon; } - QGraphicsPixmapItem *bg = m_scene.addPixmap(QPixmap(":/images/background.jpg")); + QGraphicsPixmapItem *bg = 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(); - } + int delta = 0; + switch (event->key()) + { + case Qt::Key_Left: + delta = -1; + break; + case Qt::Key_Right: + delta = 1; + break; + default: + break; } - - 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(); + if (m_animation.state() == QAbstractAnimation::Stopped && delta) { + m_animation.setEndValue(m_index + delta); + m_animation.start(); event->accept(); - } } } diff --git a/examples/effects/blurpicker/blurpicker.h b/examples/effects/blurpicker/blurpicker.h index b460df4..b302db4 100644 --- a/examples/effects/blurpicker/blurpicker.h +++ b/examples/effects/blurpicker/blurpicker.h @@ -44,31 +44,31 @@ #include <QGraphicsEffect> #include <QGraphicsView> -#include <QTimeLine> +#include <QPropertyAnimation> #include "blureffect.h" class BlurPicker: public QGraphicsView { Q_OBJECT + Q_PROPERTY(qreal index READ index WRITE setIndex); public: BlurPicker(QWidget *parent = 0); + qreal index() const; + void setIndex(qreal); + protected: void keyPressEvent(QKeyEvent *event); -private slots: - void updateIconPositions(); - private: void setupScene(); private: qreal m_index; - QGraphicsScene m_scene; QList<QGraphicsItem*> m_icons; - QTimeLine m_timeLine; + QPropertyAnimation m_animation; }; #endif // BLURPICKER_H diff --git a/examples/effects/customshader/blurpicker.cpp b/examples/effects/customshader/blurpicker.cpp index 6cda711..d38d99b 100644 --- a/examples/effects/customshader/blurpicker.cpp +++ b/examples/effects/customshader/blurpicker.cpp @@ -50,24 +50,29 @@ #define M_PI 3.14159265358979323846 #endif -BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0) +BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0), m_animation(this, "index") { setBackgroundBrush(QPixmap(":/images/background.jpg")); - setScene(&m_scene); + setScene(new QGraphicsScene(this)); setupScene(); - updateIconPositions(); + setIndex(0); - connect(&m_timeLine, SIGNAL(valueChanged(qreal)), SLOT(updateIconPositions())); - m_timeLine.setDuration(400); + m_animation.setDuration(400); + m_animation.setEasingCurve(QEasingCurve::InOutSine); setRenderHint(QPainter::Antialiasing, true); setFrameStyle(QFrame::NoFrame); } -void BlurPicker::updateIconPositions() +qreal BlurPicker::index() const { - m_index = m_timeLine.currentFrame() / 1000.0; + return m_index; +} + +void BlurPicker::setIndex(qreal index) +{ + m_index = index; qreal baseline = 0; for (int i = 0; i < m_icons.count(); ++i) { @@ -84,12 +89,12 @@ void BlurPicker::updateIconPositions() static_cast<BlurEffect *>(icon->graphicsEffect())->setBaseLine(baseline); } - m_scene.update(); + scene()->update(); } void BlurPicker::setupScene() { - m_scene.setSceneRect(-200, -120, 400, 240); + scene()->setSceneRect(-200, -120, 400, 240); QStringList names; names << ":/images/accessories-calculator.png"; @@ -103,7 +108,7 @@ void BlurPicker::setupScene() for (int i = 0; i < names.count(); i++) { QPixmap pixmap(names[i]); - QGraphicsPixmapItem *icon = m_scene.addPixmap(pixmap); + QGraphicsPixmapItem *icon = scene()->addPixmap(pixmap); icon->setZValue(1); if (i == 3) icon->setGraphicsEffect(new CustomShaderEffect()); @@ -112,26 +117,28 @@ void BlurPicker::setupScene() m_icons << icon; } - QGraphicsPixmapItem *bg = m_scene.addPixmap(QPixmap(":/images/background.jpg")); + QGraphicsPixmapItem *bg = 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(); - } + int delta = 0; + switch (event->key()) + { + case Qt::Key_Left: + delta = -1; + break; + case Qt::Key_Right: + delta = 1; + break; + default: + break; } - - 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(); + if (m_animation.state() == QAbstractAnimation::Stopped && delta) { + m_animation.setEndValue(m_index + delta); + m_animation.start(); event->accept(); - } } } diff --git a/examples/effects/customshader/blurpicker.h b/examples/effects/customshader/blurpicker.h index b460df4..b302db4 100644 --- a/examples/effects/customshader/blurpicker.h +++ b/examples/effects/customshader/blurpicker.h @@ -44,31 +44,31 @@ #include <QGraphicsEffect> #include <QGraphicsView> -#include <QTimeLine> +#include <QPropertyAnimation> #include "blureffect.h" class BlurPicker: public QGraphicsView { Q_OBJECT + Q_PROPERTY(qreal index READ index WRITE setIndex); public: BlurPicker(QWidget *parent = 0); + qreal index() const; + void setIndex(qreal); + protected: void keyPressEvent(QKeyEvent *event); -private slots: - void updateIconPositions(); - private: void setupScene(); private: qreal m_index; - QGraphicsScene m_scene; QList<QGraphicsItem*> m_icons; - QTimeLine m_timeLine; + QPropertyAnimation m_animation; }; #endif // BLURPICKER_H diff --git a/examples/effects/fademessage/fademessage.cpp b/examples/effects/fademessage/fademessage.cpp index 28dd3bd..4128a59 100644 --- a/examples/effects/fademessage/fademessage.cpp +++ b/examples/effects/fademessage/fademessage.cpp @@ -43,7 +43,7 @@ #include <QtGui> -FadeMessage::FadeMessage(QWidget *parent): QGraphicsView(parent), m_index(0.0) +FadeMessage::FadeMessage(QWidget *parent): QGraphicsView(parent) { setScene(&m_scene); setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); @@ -51,9 +51,12 @@ FadeMessage::FadeMessage(QWidget *parent): QGraphicsView(parent), m_index(0.0) setupScene(); - m_timeLine = new QTimeLine(500, this); - m_timeLine->setCurveShape(QTimeLine::EaseInOutCurve); - connect(m_timeLine, SIGNAL(valueChanged(qreal)), m_effect, SLOT(setStrength(qreal))); + m_animation = new QPropertyAnimation(m_effect, "strength", this); + m_animation->setDuration(500); + m_animation->setEasingCurve(QEasingCurve::InOutSine); + m_animation->setStartValue(0); + m_animation->setEndValue(1); + setRenderHint(QPainter::Antialiasing, true); setFrameStyle(QFrame::NoFrame); @@ -63,13 +66,12 @@ void FadeMessage::togglePopup() { if (m_message->isVisible()) { m_message->setVisible(false); - m_timeLine->setDirection(QTimeLine::Backward); - m_timeLine->start(); + m_animation->setDirection(QAbstractAnimation::Backward); } else { m_message->setVisible(true); - m_timeLine->setDirection(QTimeLine::Forward); - m_timeLine->start(); + m_animation->setDirection(QAbstractAnimation::Forward); } + m_animation->start(); } void FadeMessage::setupScene() diff --git a/examples/effects/fademessage/fademessage.h b/examples/effects/fademessage/fademessage.h index 34e2fb8..e73ef6b 100644 --- a/examples/effects/fademessage/fademessage.h +++ b/examples/effects/fademessage/fademessage.h @@ -44,7 +44,7 @@ #include <QGraphicsEffect> #include <QGraphicsView> -#include <QTimeLine> +#include <QPropertyAnimation> #include "fademessage.h" @@ -62,11 +62,10 @@ private slots: void togglePopup(); private: - qreal m_index; QGraphicsScene m_scene; QGraphicsColorizeEffect *m_effect; QGraphicsItem *m_message; - QTimeLine *m_timeLine; + QPropertyAnimation *m_animation; }; #endif // FADEMESSAGE_H |