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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import QtQuick
import "components"
Rectangle {
id: root
width: 640
height: 480
color: "black"
Repeater {
model: 2
Image {
id: ball
objectName: "ball" + index
source: "images/redball.png"
property real homeX: 200 + index * 200
property real homeY: 200
width: 80; height: 80; x: homeX; y: 200
Text {
anchors.centerIn: parent
color: "white"
text: momentum.velocity.x.toFixed(2) + "," + momentum.velocity.y.toFixed(2)
}
SequentialAnimation {
id: anim
function restart(vel) {
stop()
momentum.velocity = vel
start()
}
MomentumAnimation { id: momentum; target: ball }
PauseAnimation { duration: 500 }
ParallelAnimation {
id: ballReturn
NumberAnimation {
target: ball
property: "x"
to: homeX
duration: 1000
easing.period: 50
easing.type: Easing.OutElastic
}
NumberAnimation {
target: ball
property: "y"
to: homeY
duration: 1000
easing.type: Easing.OutElastic
}
}
}
DragHandler {
id: dragHandler
objectName: "dragHandler" + index
onActiveChanged: {
if (!active)
anim.restart(centroid.velocity)
}
}
Rectangle {
visible: dragHandler.active
anchors.fill: parent
anchors.margins: -5
radius: width / 2
opacity: 0.25
}
Rectangle {
visible: width > 0
width: dragHandler.centroid.velocity.length() / 10
height: 2
x: ball.width / 2
y: ball.height / 2
z: -1
rotation: Math.atan2(dragHandler.centroid.velocity.y, dragHandler.centroid.velocity.x) * 180 / Math.PI
transformOrigin: Item.BottomLeft
antialiasing: true
Image {
source: "images/arrowhead.png"
anchors.right: parent.right
anchors.verticalCenter: parent.verticalCenter
width: 16
height: 12
antialiasing: true
}
}
}
}
}
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