aboutsummaryrefslogtreecommitdiffstats
path: root/examples
diff options
context:
space:
mode:
Diffstat (limited to 'examples')
-rw-r--r--examples/quick/maskedmousearea/images/cloud_1.pngbin0 -> 49524 bytes
-rw-r--r--examples/quick/maskedmousearea/images/cloud_2.pngbin0 -> 32288 bytes
-rw-r--r--examples/quick/maskedmousearea/images/moon.pngbin0 -> 13263 bytes
-rw-r--r--examples/quick/maskedmousearea/main.cpp57
-rw-r--r--examples/quick/maskedmousearea/maskedmousearea.cpp141
-rw-r--r--examples/quick/maskedmousearea/maskedmousearea.h98
-rw-r--r--examples/quick/maskedmousearea/maskedmousearea.pro14
-rw-r--r--examples/quick/maskedmousearea/maskedmousearea.qml135
-rw-r--r--examples/quick/maskedmousearea/maskedmousearea.qmlproject16
9 files changed, 461 insertions, 0 deletions
diff --git a/examples/quick/maskedmousearea/images/cloud_1.png b/examples/quick/maskedmousearea/images/cloud_1.png
new file mode 100644
index 0000000000..87c54af253
--- /dev/null
+++ b/examples/quick/maskedmousearea/images/cloud_1.png
Binary files differ
diff --git a/examples/quick/maskedmousearea/images/cloud_2.png b/examples/quick/maskedmousearea/images/cloud_2.png
new file mode 100644
index 0000000000..981bbd2630
--- /dev/null
+++ b/examples/quick/maskedmousearea/images/cloud_2.png
Binary files differ
diff --git a/examples/quick/maskedmousearea/images/moon.png b/examples/quick/maskedmousearea/images/moon.png
new file mode 100644
index 0000000000..0a8037dd85
--- /dev/null
+++ b/examples/quick/maskedmousearea/images/moon.png
Binary files differ
diff --git a/examples/quick/maskedmousearea/main.cpp b/examples/quick/maskedmousearea/main.cpp
new file mode 100644
index 0000000000..407497e640
--- /dev/null
+++ b/examples/quick/maskedmousearea/main.cpp
@@ -0,0 +1,57 @@
+/****************************************************************************
+**
+** 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 <QGuiApplication>
+#include <QQuickView>
+
+#include "maskedmousearea.h"
+
+
+int main(int argc, char* argv[])
+{
+ QGuiApplication app(argc,argv);
+ QQuickView view;
+
+ qmlRegisterType<MaskedMouseArea>("Example", 1, 0, "MaskedMouseArea");
+
+ view.setSource(QUrl::fromLocalFile("maskedmousearea.qml"));
+ view.show();
+ return app.exec();
+}
diff --git a/examples/quick/maskedmousearea/maskedmousearea.cpp b/examples/quick/maskedmousearea/maskedmousearea.cpp
new file mode 100644
index 0000000000..3f872a66f6
--- /dev/null
+++ b/examples/quick/maskedmousearea/maskedmousearea.cpp
@@ -0,0 +1,141 @@
+/****************************************************************************
+**
+** 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 "maskedmousearea.h"
+
+#include <QStyleHints>
+#include <QGuiApplication>
+
+
+MaskedMouseArea::MaskedMouseArea(QQuickItem *parent)
+ : QQuickItem(parent),
+ m_pressed(false),
+ m_alphaThreshold(0.0),
+ m_containsMouse(false)
+{
+ setAcceptHoverEvents(true);
+ setAcceptedMouseButtons(Qt::LeftButton);
+}
+
+void MaskedMouseArea::setPressed(bool pressed)
+{
+ if (m_pressed != pressed) {
+ m_pressed = pressed;
+ emit pressedChanged();
+ }
+}
+
+void MaskedMouseArea::setContainsMouse(bool containsMouse)
+{
+ if (m_containsMouse != containsMouse) {
+ m_containsMouse = containsMouse;
+ emit containsMouseChanged();
+ }
+}
+
+void MaskedMouseArea::setMaskSource(const QUrl &source)
+{
+ if (m_maskSource != source) {
+ m_maskSource = source;
+ m_maskImage = QImage(source.toLocalFile());
+ emit maskSourceChanged();
+ }
+}
+
+void MaskedMouseArea::setAlphaThreshold(qreal threshold)
+{
+ if (m_alphaThreshold != threshold) {
+ m_alphaThreshold = threshold;
+ emit alphaThresholdChanged();
+ }
+}
+
+bool MaskedMouseArea::contains(const QPointF &point) const
+{
+ if (!QQuickItem::contains(point) || m_maskImage.isNull())
+ return false;
+
+ QPoint p = point.toPoint();
+
+ if (p.x() < 0 || p.x() >= m_maskImage.width() ||
+ p.y() < 0 || p.y() >= m_maskImage.height())
+ return false;
+
+ qreal r = qBound<int>(0, m_alphaThreshold * 255, 255);
+ return qAlpha(m_maskImage.pixel(p)) > r;
+}
+
+void MaskedMouseArea::mousePressEvent(QMouseEvent *event)
+{
+ setPressed(true);
+ m_pressPoint = event->pos();
+ emit pressed();
+}
+
+void MaskedMouseArea::mouseReleaseEvent(QMouseEvent *event)
+{
+ setPressed(false);
+ emit released();
+
+ const int threshold = qApp->styleHints()->startDragDistance();
+ const bool isClick = (threshold >= qAbs(event->x() - m_pressPoint.x()) &&
+ threshold >= qAbs(event->y() - m_pressPoint.y()));
+
+ if (isClick)
+ emit clicked();
+}
+
+void MaskedMouseArea::mouseUngrabEvent()
+{
+ setPressed(false);
+ emit canceled();
+}
+
+void MaskedMouseArea::hoverEnterEvent(QHoverEvent *event)
+{
+ Q_UNUSED(event);
+ setContainsMouse(true);
+}
+
+void MaskedMouseArea::hoverLeaveEvent(QHoverEvent *event)
+{
+ Q_UNUSED(event);
+ setContainsMouse(false);
+}
diff --git a/examples/quick/maskedmousearea/maskedmousearea.h b/examples/quick/maskedmousearea/maskedmousearea.h
new file mode 100644
index 0000000000..045d02d6f0
--- /dev/null
+++ b/examples/quick/maskedmousearea/maskedmousearea.h
@@ -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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef MASKEDMOUSEAREA_H
+#define MASKEDMOUSEAREA_H
+
+#include <QImage>
+#include <QQuickItem>
+
+
+class MaskedMouseArea : public QQuickItem
+{
+ Q_OBJECT
+ Q_PROPERTY(bool pressed READ isPressed NOTIFY pressedChanged)
+ Q_PROPERTY(bool containsMouse READ containsMouse NOTIFY containsMouseChanged)
+ Q_PROPERTY(QUrl maskSource READ maskSource WRITE setMaskSource NOTIFY maskSourceChanged)
+ Q_PROPERTY(qreal alphaThreshold READ alphaThreshold WRITE setAlphaThreshold NOTIFY alphaThresholdChanged)
+
+public:
+ MaskedMouseArea(QQuickItem *parent = 0);
+
+ bool contains(const QPointF &point) const;
+
+ bool isPressed() const { return m_pressed; }
+ bool containsMouse() const { return m_containsMouse; }
+
+ QUrl maskSource() const { return m_maskSource; }
+ void setMaskSource(const QUrl &source);
+
+ qreal alphaThreshold() const { return m_alphaThreshold; }
+ void setAlphaThreshold(qreal threshold);
+
+signals:
+ void pressed();
+ void released();
+ void clicked();
+ void canceled();
+ void pressedChanged();
+ void maskSourceChanged();
+ void containsMouseChanged();
+ void alphaThresholdChanged();
+
+protected:
+ void setPressed(bool pressed);
+ void setContainsMouse(bool containsMouse);
+ void mousePressEvent(QMouseEvent *event);
+ void mouseReleaseEvent(QMouseEvent *event);
+ void hoverEnterEvent(QHoverEvent *event);
+ void hoverLeaveEvent(QHoverEvent *event);
+ void mouseUngrabEvent();
+
+private:
+ bool m_pressed;
+ QUrl m_maskSource;
+ QImage m_maskImage;
+ QPointF m_pressPoint;
+ qreal m_alphaThreshold;
+ bool m_containsMouse;
+};
+
+#endif
diff --git a/examples/quick/maskedmousearea/maskedmousearea.pro b/examples/quick/maskedmousearea/maskedmousearea.pro
new file mode 100644
index 0000000000..53e14aaa4b
--- /dev/null
+++ b/examples/quick/maskedmousearea/maskedmousearea.pro
@@ -0,0 +1,14 @@
+TEMPLATE = app
+
+QT += quick qml
+
+HEADERS += maskedmousearea.h
+
+SOURCES += main.cpp \
+ maskedmousearea.cpp
+
+target.path = $$[QT_INSTALL_EXAMPLES]/qtdeclarative/qtquick/maskedmousearea
+qml.files = maskedmousearea.qml images
+qml.path = $$[QT_INSTALL_EXAMPLES]/qtdeclarative/qtquick/maskedmousearea
+INSTALLS += target qml
+
diff --git a/examples/quick/maskedmousearea/maskedmousearea.qml b/examples/quick/maskedmousearea/maskedmousearea.qml
new file mode 100644
index 0000000000..82d351b04f
--- /dev/null
+++ b/examples/quick/maskedmousearea/maskedmousearea.qml
@@ -0,0 +1,135 @@
+/****************************************************************************
+**
+** 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import Example 1.0
+
+Rectangle {
+ height: 480
+ width: 320
+ color: "black"
+
+ Text {
+ text: qsTr("CLICK AND HOVER")
+ opacity: 0.6
+ color: "white"
+ font.pixelSize: 20
+ anchors.top: parent.top
+ anchors.horizontalCenter: parent.horizontalCenter
+ anchors.topMargin: 50
+ }
+
+ Image {
+ id: moon
+ smooth: true
+ anchors.centerIn: parent
+ scale: moonArea.pressed ? 1.1 : 1.0
+ opacity: moonArea.containsMouse ? 1.0 : 0.7
+ source: Qt.resolvedUrl("images/moon.png")
+
+ MaskedMouseArea {
+ id: moonArea
+ anchors.fill: parent
+ alphaThreshold: 0.4
+ maskSource: moon.source
+ }
+
+ Behavior on opacity {
+ NumberAnimation { duration: 200 }
+ }
+ Behavior on scale {
+ NumberAnimation { duration: 100 }
+ }
+ }
+
+ Image {
+ id: rightCloud
+ anchors {
+ centerIn: moon
+ verticalCenterOffset: 30
+ horizontalCenterOffset: 80
+ }
+ smooth: true
+ scale: rightCloudArea.pressed ? 1.1 : 1.0
+ opacity: rightCloudArea.containsMouse ? 1.0 : 0.7
+ source: Qt.resolvedUrl("images/cloud_2.png")
+
+ MaskedMouseArea {
+ id: rightCloudArea
+ anchors.fill: parent
+ alphaThreshold: 0.4
+ maskSource: rightCloud.source
+ }
+
+ Behavior on opacity {
+ NumberAnimation { duration: 200 }
+ }
+ Behavior on scale {
+ NumberAnimation { duration: 100 }
+ }
+ }
+
+ Image {
+ id: leftCloud
+ anchors {
+ centerIn: moon
+ verticalCenterOffset: 40
+ horizontalCenterOffset: -80
+ }
+ smooth: true
+ scale: leftCloudArea.pressed ? 1.1 : 1.0
+ opacity: leftCloudArea.containsMouse ? 1.0 : 0.7
+ source: Qt.resolvedUrl("images/cloud_1.png")
+
+ MaskedMouseArea {
+ id: leftCloudArea
+ anchors.fill: parent
+ alphaThreshold: 0.4
+ maskSource: leftCloud.source
+ }
+
+ Behavior on opacity {
+ NumberAnimation { duration: 200 }
+ }
+ Behavior on scale {
+ NumberAnimation { duration: 100 }
+ }
+ }
+}
diff --git a/examples/quick/maskedmousearea/maskedmousearea.qmlproject b/examples/quick/maskedmousearea/maskedmousearea.qmlproject
new file mode 100644
index 0000000000..709c19866f
--- /dev/null
+++ b/examples/quick/maskedmousearea/maskedmousearea.qmlproject
@@ -0,0 +1,16 @@
+import QmlProject 1.1
+
+Project {
+ mainFile: "maskedmousearea.qml"
+
+ /* Include .qml, .js, and image files from current directory and subdirectories */
+ QmlFiles {
+ directory: "."
+ }
+ JavaScriptFiles {
+ directory: "."
+ }
+ ImageFiles {
+ directory: "."
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-06 08:33:15 +0000