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+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt 5 launch demo.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc 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 QtGraphicalEffects 1.0
+
+import "presentation"
+
+Slide {
+ id: slide
+
+ title: "Qt Graphical Effects"
+ writeInText: "The Qt Graphical Effects module includes a wide range of effects:"
+
+ property real t;
+ SequentialAnimation on t {
+ NumberAnimation { from: 0; to: 1; duration: 5000; easing.type: Easing.InOutCubic }
+ NumberAnimation { from: 1; to: 0; duration: 5000; easing.type: Easing.InOutCubic }
+ loops: Animation.Infinite
+ running: slide.visible;
+ }
+
+ SequentialAnimation {
+ PropertyAction { target: grid; property: "opacity"; value: 0 }
+ PauseAnimation { duration: 1500 }
+ NumberAnimation { target: grid; property: "opacity"; to: 1; duration: 2000; easing.type: Easing.InOutCubic }
+ running: slide.visible;
+ }
+
+ Grid {
+ id: grid;
+
+ opacity: 0;
+
+ width: parent.width
+ height: parent.height * 0.84
+ anchors.bottom: parent.bottom;
+
+ property real cw: width / columns
+ property real ch: height / rows;
+
+ property int fontSize: slide.baseFontSize * 0.5
+
+ columns: 4
+ rows: 2
+
+ Item {
+ width: grid.cw
+ height: grid.ch
+ Text { text: "Original"; color: "white"; font.pixelSize: grid.fontSize; anchors.horizontalCenter: noEffect.horizontalCenter }
+ Image {
+ id: noEffect;
+ source: "images/butterfly.png"
+ width: grid.cw * 0.9
+ fillMode: Image.PreserveAspectFit
+ }
+ }
+
+ Column {
+ Glow {
+ id: glowEffect
+ radius: 4
+ samples: 4
+ spread: slide.t
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "Glow"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ InnerShadow {
+ id: innerShadowEffect
+ radius: slide.t * 16;
+ samples: 16
+ color: "black"
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "InnerShadow"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ GaussianBlur {
+ id: blurEffect
+ radius: slide.t * samples;
+ samples: 8
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "GaussianBlur"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ ThresholdMask {
+ id: thresholdEffect
+ maskSource: Image { source: "images/fog.png" }
+ threshold: slide.t * 0.5 + 0.2;
+ spread: 0.2
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "ThresholdMask"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ BrightnessContrast {
+ id: brightnessEffect
+ brightness: Math.sin(slide.t * 2 * Math.PI) * 0.5;
+ contrast: Math.sin(slide.t * 4 * Math.PI) * 0.5;
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "BrightnessContrast"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ Colorize {
+ id: colorizeEffect
+ hue: slide.t
+ source: noEffect
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "Colorize"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+
+ Column {
+ OpacityMask {
+
+ Item {
+ id: maskSource;
+ anchors.fill: parent;
+ Rectangle {
+ anchors.fill: parent;
+ opacity: slide.t;
+ }
+
+ Text {
+ text: "Qt 5"
+ font.pixelSize: parent.height * 0.15
+ font.bold: true;
+ font.underline: true;
+ anchors.centerIn: parent;
+ rotation: 70
+ }
+ visible: false;
+ }
+
+ id: opacityMaskEffect
+ source: noEffect
+ maskSource: maskSource;
+ width: grid.cw * 0.9
+ height: width;
+ Text { text: "OpacityMask"; color: "white"; font.pixelSize: grid.fontSize; anchors.top: parent.top; anchors.horizontalCenter: parent.horizontalCenter; }
+ }
+ }
+ }
+
+}