- Qt 5.3
- Qt Quick
- Qt Quick Examples - Positioners
- positioners-transitions.qml Example File
- Qt 5.3.2 Reference Documentation

# positioners-transitions.qml Example File

positioners/positioners-transitions.qml

    /****************************************************************************
    **
    ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** 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.
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    **     notice, this list of conditions and the following disclaimer in
    **     the documentation and/or other materials provided with the
    **     distribution.
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    **     of its contributors may be used to endorse or promote products derived
    **     from this software without specific prior written permission.
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    import QtQuick 2.0

    Rectangle {
        id: page
        width: 320; height: 480
        property real effectiveOpacity: 1.0

        Timer {
            interval: 2000
            running: true
            repeat: true
            onTriggered: effectiveOpacity = (effectiveOpacity == 1.0 ? 0.0 : 1.0);
        }

        Column {
            y: 0

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 1500; easing.type: Easing.OutBounce }
            }
            add: Transition {
                NumberAnimation { properties: "y"; easing.type: Easing.OutQuad }
            }
            move: Transition {
                NumberAnimation { properties: "y"; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "red"; width: 100; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueV1
                visible: opacity != 0
                width: 100; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "green"; width: 100; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueV2
                visible: opacity != 0
                width: 100; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "orange"; width: 100; height: 50; border.color: "black"; radius: 15 }
            Rectangle { color: "red"; width: 100; height: 50; border.color: "black"; radius: 15 }
        }

        Row {
            y: 320

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 1500; easing.type: Easing.OutBounce }
            }
            add: Transition {
                NumberAnimation { properties: "x"; easing.type: Easing.OutQuad }
            }
            move: Transition {
                NumberAnimation { properties: "x"; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "red"; width: 50; height: 100; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueH1
                visible: opacity != 0
                width: 50; height: 100
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "green"; width: 50; height: 100; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueH2
                visible: opacity != 0
                width: 50; height: 100
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "orange"; width: 50; height: 100; border.color: "black"; radius: 15 }
            Rectangle { color: "red"; width: 50; height: 100; border.color: "black"; radius: 15 }
        }

        Grid {
            x: 120; y: 0
            columns: 3

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 1500; easing.type: Easing.OutBounce }
            }
            add: Transition {
                NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce }
            }
            move: Transition {
                NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "red"; width: 50; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueG1
                visible: opacity != 0
                width: 50; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "green"; width: 50; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueG2
                visible: opacity != 0
                width: 50; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "orange"; width: 50; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueG3
                visible: opacity != 0
                width: 50; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "red"; width: 50; height: 50; border.color: "black"; radius: 15 }
            Rectangle { color: "green"; width: 50; height: 50; border.color: "black"; radius: 15 }
            Rectangle { color: "orange"; width: 50; height: 50; border.color: "black"; radius: 15 }
        }

        Flow {
            x: 120; y: 160; width: 150

            move: Transition {
                NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce }
            }

            add: Transition {
                NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce }
            }

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 1500; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "red"; width: 50; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueF1
                visible: opacity != 0
                width: 60; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "green"; width: 30; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueF2
                visible: opacity != 0
                width: 60; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "orange"; width: 50; height: 50; border.color: "black"; radius: 15 }

            Rectangle {
                id: blueF3
                visible: opacity != 0
                width: 40; height: 50
                color: "lightsteelblue"
                border.color: "black"
                radius: 15
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "red"; width: 80; height: 50; border.color: "black"; radius: 15 }
        }
    }