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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; }
}
}
}
}
|
