positioners-transitions.qml Example File | Qt Quick 5.5

- Qt 5.5
- Qt Quick
- Qt Quick Examples - Positioners
- positioners-transitions.qml Example File
- Qt 5.5.1 Reference Documentation

# positioners-transitions.qml Example File

positioners/positioners-transitions.qml

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** 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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    **     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

    Item {
        id: page

        property real effectiveOpacity: 1.0
        property real ratio: width / 320 < height / 440 ? width / 320 : height / 440
        property int smallSize: 45 * ratio
        property int bigSize: 2 * smallSize
        property int elementSpacing: 0.14 * smallSize

        anchors.fill: parent

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

        Column {
            anchors {
                left: parent.left
                leftMargin: page.width / 32
                top: parent.top
                topMargin: page.height / 48
            }
            spacing: elementSpacing

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 100; easing.type: Easing.OutBounce }
            }
            add: Transition {
                NumberAnimation { properties: "y"; easing.type: Easing.OutQuad }
            }
            move: Transition {
                NumberAnimation { properties: "y"; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "#80c342"; width: bigSize; height: smallSize }

            Rectangle {
                id: greenV1
                visible: opacity != 0
                width: bigSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#14aaff"; width: bigSize; height: smallSize }

            Rectangle {
                id: greenV2
                visible: opacity != 0
                width: bigSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#6400aa"; width: bigSize; height: smallSize }
            Rectangle { color: "#80c342"; width: bigSize; height: smallSize }
        }

        Row {
            anchors {
                left: page.left
                leftMargin: page.width / 32
                bottom: page.bottom
                bottomMargin: page.height / 48
            }
            spacing: elementSpacing

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 100; easing.type: Easing.OutBounce }
            }
            add: Transition {
                NumberAnimation { properties: "x"; easing.type: Easing.OutQuad }
            }
            move: Transition {
                NumberAnimation { properties: "x"; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "#80c342"; width: smallSize; height: bigSize }

            Rectangle {
                id: blueH1
                visible: opacity != 0
                width: smallSize; height: bigSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#14aaff"; width: smallSize; height: bigSize }

            Rectangle {
                id: greenH2
                visible: opacity != 0
                width: smallSize; height: bigSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#6400aa"; width: smallSize; height: bigSize }
            Rectangle { color: "#80c342"; width: smallSize; height: bigSize }
        }

        Grid {
            anchors.top: parent.top
            anchors.topMargin: page.height / 48
            anchors.left: flow.left
            columns: 3
            spacing: elementSpacing

            populate: Transition {
                NumberAnimation { properties: "x,y"; from: 200; duration: 100; 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: "#80c342"; width: smallSize; height: smallSize }

            Rectangle {
                id: greenG1
                visible: opacity != 0
                width: smallSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#14aaff"; width: smallSize; height: smallSize }

            Rectangle {
                id: greenG2
                visible: opacity != 0
                width: smallSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#6400aa"; width: smallSize; height: smallSize }

            Rectangle {
                id: greenG3
                visible: opacity != 0
                width: smallSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#80c342"; width: smallSize; height: smallSize }
            Rectangle { color: "#14aaff"; width: smallSize; height: smallSize }
            Rectangle { color: "#6400aa"; width: smallSize; height: smallSize }
        }

        Flow {
            id: flow

            anchors.right: page.right
            anchors.rightMargin: page.width / 32
            y: 2 * bigSize
            width: 1.8 * bigSize
            spacing: elementSpacing

            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: 100; easing.type: Easing.OutBounce }
            }

            Rectangle { color: "#80c342"; width: smallSize; height: smallSize }

            Rectangle {
                id: greenF1
                visible: opacity != 0
                width: 0.6 * bigSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#14aaff"; width: 0.3 * bigSize; height: smallSize }

            Rectangle {
                id: greenF2
                visible: opacity != 0
                width: 0.6 * bigSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#6400aa"; width: smallSize; height: smallSize }

            Rectangle {
                id: greenF3
                visible: opacity != 0
                width: 0.4 * bigSize; height: smallSize
                color: "#006325"
                border.color: "transparent"
                Behavior on opacity { NumberAnimation {} }
                opacity: effectiveOpacity
            }

            Rectangle { color: "#80c342"; width: 0.8 * bigSize; height: smallSize }
        }
    }