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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QML Shaders plugin of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+import QtQuick 1.0
+import Qt.labs.shaders 1.0
+
+Rectangle {
+ anchors.fill: parent;
+ color: "white"
+
+ Timer {
+ running: true
+ interval: 2000
+ repeat: true
+ onTriggered: {
+ theSource.live = !theSource.live
+ theSource.grab() // This tests grabbing screenshot from static source
+ }
+ }
+
+ Rectangle {
+ id: greenRect
+ anchors.fill: parent;
+ color: theSource.live ? "green" : "red" // This works if we use grab()
+ property int counter: 0
+ Text {
+ id: counterText
+ anchors.centerIn: parent
+ text: greenRect.counter
+ font.pixelSize: 48
+ }
+ Timer {
+ running: true
+ interval: 100
+ repeat: true
+ onTriggered: {
+ greenRect.counter++
+ }
+ }
+ }
+
+ ShaderEffectSource {
+ id: theSource
+ sourceItem: greenRect
+ hideSource: true
+ }
+
+ ShaderEffectItem {
+ id: effect
+ anchors.fill: parent;
+ property variant source: theSource
+ }
+
+ Rectangle {
+ width: parent.width
+ height: 40
+ color: "#cc000000"
+
+ Text {
+ id: label
+ anchors.centerIn: parent
+ text: theSource.live ? "live true (color green, number changes)" : "live false (color red, same number)"
+ color: "white"
+ font.bold: true
+ }
+ }
+}