easing.qml Example File | Qt Quick 5.5

- Qt 5.5
- Qt Quick
- Qt Quick Examples - Animation
- easing.qml Example File
- Qt 5.5.1 Reference Documentation

# easing.qml Example File

animation/easing/easing.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.
    **   * 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 The Qt Company Ltd 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

    Rectangle {
        id: window
        width: 320; height: 480; color: "#232323"

        property var easingCurve: [ 0.2, 0.2, 0.13, 0.65, 0.2, 0.8,
                                    0.624, 0.98, 0.93, 0.95, 1, 1 ]

        ListModel {
            id: easingTypes
            ListElement { name: "Easing.Linear"; type: Easing.Linear; ballColor: "DarkRed" }
            ListElement { name: "Easing.InQuad"; type: Easing.InQuad; ballColor: "IndianRed" }
            ListElement { name: "Easing.OutQuad"; type: Easing.OutQuad; ballColor: "Salmon" }
            ListElement { name: "Easing.InOutQuad"; type: Easing.InOutQuad; ballColor: "Tomato" }
            ListElement { name: "Easing.OutInQuad"; type: Easing.OutInQuad; ballColor: "DarkOrange" }
            ListElement { name: "Easing.InCubic"; type: Easing.InCubic; ballColor: "Gold" }
            ListElement { name: "Easing.OutCubic"; type: Easing.OutCubic; ballColor: "Yellow" }
            ListElement { name: "Easing.InOutCubic"; type: Easing.InOutCubic; ballColor: "PeachPuff" }
            ListElement { name: "Easing.OutInCubic"; type: Easing.OutInCubic; ballColor: "Thistle" }
            ListElement { name: "Easing.InQuart"; type: Easing.InQuart; ballColor: "Orchid" }
            ListElement { name: "Easing.OutQuart"; type: Easing.OutQuart; ballColor: "Purple" }
            ListElement { name: "Easing.InOutQuart"; type: Easing.InOutQuart; ballColor: "SlateBlue" }
            ListElement { name: "Easing.OutInQuart"; type: Easing.OutInQuart; ballColor: "Chartreuse" }
            ListElement { name: "Easing.InQuint"; type: Easing.InQuint; ballColor: "LimeGreen" }
            ListElement { name: "Easing.OutQuint"; type: Easing.OutQuint; ballColor: "SeaGreen" }
            ListElement { name: "Easing.InOutQuint"; type: Easing.InOutQuint; ballColor: "DarkGreen" }
            ListElement { name: "Easing.OutInQuint"; type: Easing.OutInQuint; ballColor: "Olive" }
            ListElement { name: "Easing.InSine"; type: Easing.InSine; ballColor: "DarkSeaGreen" }
            ListElement { name: "Easing.OutSine"; type: Easing.OutSine; ballColor: "Teal" }
            ListElement { name: "Easing.InOutSine"; type: Easing.InOutSine; ballColor: "Turquoise" }
            ListElement { name: "Easing.OutInSine"; type: Easing.OutInSine; ballColor: "SteelBlue" }
            ListElement { name: "Easing.InExpo"; type: Easing.InExpo; ballColor: "SkyBlue" }
            ListElement { name: "Easing.OutExpo"; type: Easing.OutExpo; ballColor: "RoyalBlue" }
            ListElement { name: "Easing.InOutExpo"; type: Easing.InOutExpo; ballColor: "MediumBlue" }
            ListElement { name: "Easing.OutInExpo"; type: Easing.OutInExpo; ballColor: "MidnightBlue" }
            ListElement { name: "Easing.InCirc"; type: Easing.InCirc; ballColor: "CornSilk" }
            ListElement { name: "Easing.OutCirc"; type: Easing.OutCirc; ballColor: "Bisque" }
            ListElement { name: "Easing.InOutCirc"; type: Easing.InOutCirc; ballColor: "RosyBrown" }
            ListElement { name: "Easing.OutInCirc"; type: Easing.OutInCirc; ballColor: "SandyBrown" }
            ListElement { name: "Easing.InElastic"; type: Easing.InElastic; ballColor: "DarkGoldenRod" }
            ListElement { name: "Easing.OutElastic"; type: Easing.OutElastic; ballColor: "Chocolate" }
            ListElement { name: "Easing.InOutElastic"; type: Easing.InOutElastic; ballColor: "SaddleBrown" }
            ListElement { name: "Easing.OutInElastic"; type: Easing.OutInElastic; ballColor: "Brown" }
            ListElement { name: "Easing.InBack"; type: Easing.InBack; ballColor: "Maroon" }
            ListElement { name: "Easing.OutBack"; type: Easing.OutBack; ballColor: "LavenderBlush" }
            ListElement { name: "Easing.InOutBack"; type: Easing.InOutBack; ballColor: "MistyRose" }
            ListElement { name: "Easing.OutInBack"; type: Easing.OutInBack; ballColor: "Gainsboro" }
            ListElement { name: "Easing.OutBounce"; type: Easing.OutBounce; ballColor: "Silver" }
            ListElement { name: "Easing.InBounce"; type: Easing.InBounce; ballColor: "DimGray" }
            ListElement { name: "Easing.InOutBounce"; type: Easing.InOutBounce; ballColor: "SlateGray" }
            ListElement { name: "Easing.OutInBounce"; type: Easing.OutInBounce; ballColor: "DarkSlateGray" }
            ListElement { name: "Easing.Bezier"; type: Easing.Bezier; ballColor: "Chartreuse"; }
        }

        Component {
            id: delegate

            Item {
                height: 56; width: window.width

                Text { text: name; anchors.centerIn: parent; color: "White" }

                Rectangle {
                    id: slot1; color: "#121212"; x: 30; height: 46; width: 46
                    border.color: "#343434"; border.width: 1; radius: 12; antialiasing: true
                    anchors.verticalCenter: parent.verticalCenter
                }

                Rectangle {
                    id: slot2; color: "#121212"; x: window.width - 76; height: 46; width: 46
                    border.color: "#343434"; border.width: 1; radius: 12; antialiasing: true
                    anchors.verticalCenter: parent.verticalCenter
                }

                Rectangle {
                    id: rect; x: 30; color: "#454545"
                    border.color: "White"; border.width: 2
                    height: 46; width: 46; radius: 12; antialiasing: true
                    anchors.verticalCenter: parent.verticalCenter

                    MouseArea {
                        onClicked: if (rect.state == '') rect.state = "right"; else rect.state = ''
                        anchors.fill: parent
                        anchors.margins: -5 // Make MouseArea bigger than the rectangle, itself
                    }

                    states : State {
                        name: "right"
                        PropertyChanges { target: rect; x: window.width - 76; color: ballColor }
                    }

                    transitions: Transition {
                        NumberAnimation { properties: "x"; easing.type: type; easing.bezierCurve: getBezierCurve(name); duration: 1000 }
                        ColorAnimation { properties: "color"; easing.type: type; easing.bezierCurve: getBezierCurve(name); duration: 1000 }
                    }
                }
            }
        }

        Flickable {
            anchors.fill: parent
            contentHeight: layout.height
            Column {
                id: layout
                Repeater { model: easingTypes; delegate: delegate }
            }
        }

        function getBezierCurve(name)
        {
            if (name === "Easing.Bezier")
                return easingCurve;
            return [];
        }
    }