qt-creator/doc/qtdesignstudio/examples/washingMachineUI/MultSegmentArc.ui.qml

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import QtQuick 2.12
import QtQuick.Timeline 1.0

Item {
    id: root
    width: arcSegment1.width * 2 + root.borderOffest
    height: arcSegment1.height * 2 + root.borderOffest
    clip: true
    property int borderOffest: 0 //was 5
    property alias arcSegment4Source: arcSegment4.source
    property alias arcSegment3Source: arcSegment3.source
    property alias arcSegment2Source: arcSegment2.source
    property alias arcSegment1Source: arcSegment1.source
    property alias timelineCurrentFrame: timeline.currentFrame
    property color maskColor: "#000000"

    Image {
        id: arcSegment4
        anchors.left: parent.left
        anchors.top: parent.top
        source: "assets/bigArcSegment4.png"
        transformOrigin: Item.BottomRight
        rotation: 0
        fillMode: Image.PreserveAspectFit
    }

    Rectangle {
        id: mask3
        width: arcSegment1.width + root.borderOffest
        height: arcSegment1.height + root.borderOffest
        color: root.maskColor
        anchors.left: parent.left
        anchors.bottom: parent.bottom
        anchors.bottomMargin: 0
    }

    Image {
        id: arcSegment3
        anchors.left: parent.left
        anchors.bottom: parent.bottom
        source: "assets/bigArcSegment3.png"
        rotation: 0
        transformOrigin: Item.TopRight
        fillMode: Image.PreserveAspectFit
    }

    Rectangle {
        id: mask2
        width: arcSegment1.width + root.borderOffest
        height: arcSegment1.height + root.borderOffest
        color: root.maskColor
        anchors.right: parent.right
        anchors.bottom: parent.bottom
        anchors.bottomMargin: 0
        anchors.rightMargin: 0
    }

    Image {
        id: arcSegment2
        anchors.right: parent.right
        anchors.bottom: parent.bottom
        source: "assets/bigArcSegment2.png"
        rotation: 0
        transformOrigin: Item.TopLeft
        fillMode: Image.PreserveAspectFit
    }

    Rectangle {
        id: mask1
        width: arcSegment1.width + root.borderOffest
        height: arcSegment1.height + root.borderOffest
        color: root.maskColor
        anchors.right: parent.right
        anchors.top: parent.top
        anchors.topMargin: 0
    }

    Image {
        id: arcSegment1
        anchors.right: parent.right
        anchors.top: parent.top
        source: "assets/bigArcSegment1.png"
        rotation: 0
        transformOrigin: Item.BottomLeft
        fillMode: Image.PreserveAspectFit
    }

    Rectangle {
        id: mask4
        width: arcSegment1.width + root.borderOffest
        height: arcSegment1.height + root.borderOffest
        opacity: 0
        color: root.maskColor
        anchors.left: parent.left
        anchors.top: parent.top
        anchors.topMargin: 0
    }

    Timeline {
        id: timeline
        endFrame: 1000
        startFrame: 0
        enabled: true

        KeyframeGroup {
            target: arcSegment1
            property: "rotation"

            Keyframe {
                value: -90
                frame: 0
            }

            Keyframe {
                value: 0
                frame: 250
            }
        }

        KeyframeGroup {
            target: arcSegment2
            property: "rotation"

            Keyframe {
                value: -90
                frame: 0
            }

            Keyframe {
                value: -90
                frame: 250 //was 252
            }

            Keyframe {
                value: 0
                frame: 500
            }
        }

        KeyframeGroup {
            target: arcSegment3
            property: "rotation"

            Keyframe {
                value: -90
                frame: 0
            }

            Keyframe {
                value: -90
                frame: 500
            }

            Keyframe {
                value: 0
                frame: 750
            }
        }

        KeyframeGroup {
            target: mask4
            property: "opacity"

            Keyframe {
                value: 1
                frame: 0
            }

            Keyframe {
                value: 1
                frame: 750
            }

            Keyframe {
                value: 0
                frame: 751
            }
        }

        KeyframeGroup {
            target: arcSegment4
            property: "rotation"

            Keyframe {
                value: -90
                frame: 0
            }

            Keyframe {
                value: -90
                frame: 750
            }

            Keyframe {
                value: 0
                frame: 1000
            }
        }
    }
}