blob: e03ad43816486629b2b51ff2f1742194e5dccb94 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
import QtQuick 2.0
Rectangle {
id: root
width: 240
height: 320
property int cancelCount: 0
property int touchCount: 0
Rectangle {
id: verticalScrollDecorator
anchors.right: parent.right
anchors.margins: 2
color: flick.moving ? "goldenrod" : "cyan"
border.color: "black"
border.width: 1
width: 5
radius: 2
antialiasing: true
height: flick.height * (flick.height / flick.contentHeight) - (width - anchors.margins) * 2
y: -flick.contentY * (flick.height / flick.contentHeight)
}
Flickable {
id: flick
anchors.fill: parent
contentWidth: width
contentHeight: height * 2
MultiPointTouchArea {
anchors.fill: parent
minimumTouchPoints: 2
maximumTouchPoints: 2
onGestureStarted: (gesture) => {
if ((Math.abs(point2.x - point2.startX) > gesture.dragThreshold/2) &&
(Math.abs(point1.x - point1.startX) > gesture.dragThreshold/2)) {
gesture.grab()
}
}
touchPoints: [
TouchPoint { id: point1; objectName: "point1" },
TouchPoint { id: point2; objectName: "point2" }
]
onCanceled: (touchPoints) => root.cancelCount = touchPoints.length
onTouchUpdated: (touchPoints) => root.touchCount = touchPoints.length
Text {
text: "①"
font.pixelSize: 30
visible: point1.pressed
x: point1.x - width / 2; y: point1.y - height / 2
}
Text {
text: "②"
font.pixelSize: 30
color: "darkgreen"
visible: point2.pressed
x: point2.x - width / 2; y: point2.y - height / 2
}
}
}
}
|
