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
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the manual tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.14
import Qt.labs.animation 1.0
import "content"
Rectangle {
id: root
width: 1024; height: 600
color: "#eee"
CheckBox {
id: cbTouchpadEnabled
x: 10; y: 6
label: "Touchpad wheel emulation enabled"
}
CheckBox {
id: cbHorzWheelEnabled
x: cbTouchpadEnabled.width + 20; y: 6
label: "Horizontal wheel rotation"
}
function getTransformationDetails(item, pinchhandler) {
return "\n\npinch.scale:" + pinchhandler.scale.toFixed(2)
+ "\npinch.rotation:" + pinchhandler.rotation.toFixed(2)
+ "°\npinch.translation:" + "(" + pinchhandler.translation.x.toFixed(2) + "," + pinchhandler.translation.y.toFixed(2) + ")"
+ "\nscale wheel.rotation:" + scaleWheelHandler.rotation.toFixed(2)
+ "°\nhorizontal wheel.rotation:" + horizontalRotationWheelHandler.rotation.toFixed(2)
+ "°\ncontrol-rotation wheel.rotation:" + controlRotationWheelHandler.rotation.toFixed(2)
+ "°\nrect.scale: " + item.scale.toFixed(2)
+ "\nrect.rotation: " + item.rotation.toFixed(2)
+ "°\nrect.position: " + "(" + item.x.toFixed(2) + "," + item.y.toFixed(2) + ")"
}
Rectangle {
id: transformable
width: parent.width - 100; height: parent.height - 100; x: 50; y: 50
color: "#ffe0e0e0"
antialiasing: true
PinchHandler {
id: parentPinch
objectName: "parent pinch"
minimumScale: 0.5
maximumScale: 3
}
WheelHandler {
id: scaleWheelHandler
objectName: "mouse wheel for scaling"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.NoModifier
property: "scale"
onActiveChanged: if (!active) sbr.returnToBounds();
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.scale)
}
BoundaryRule on scale {
id: sbr
minimum: 0.1
maximum: 2
minimumOvershoot: 0.05
maximumOvershoot: 0.05
}
BoundaryRule on rotation {
id: rbr
minimum: -90
maximum: 360
minimumOvershoot: 10
maximumOvershoot: 10
}
WheelHandler {
id: horizontalRotationWheelHandler
enabled: cbHorzWheelEnabled.checked
objectName: "horizontal mouse wheel for rotation"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.NoModifier
property: "rotation"
orientation: Qt.Horizontal
onActiveChanged: if (!active) rbr.returnToBounds()
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.rotation)
}
WheelHandler {
id: controlRotationWheelHandler
objectName: "control-mouse wheel for rotation"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.ControlModifier
property: "rotation"
orientation: Qt.Vertical // already the default
// TODO returnToBounds() causes trouble because position isn't being adjusted when this happens
onActiveChanged: if (!active) rbr.returnToBounds()
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.rotation)
}
HoverHandler {
id: hover
acceptedDevices: PointerDevice.AllDevices
property var scenePoint: transformable.mapToItem(root, point.position.x, point.position.y)
}
Text {
text: "Pinch with 2 fingers to scale, rotate and translate\nMouse wheel to scale, Ctrl+mouse wheel or horizontal wheel to rotate"
+ getTransformationDetails(parent, parentPinch)
}
}
Rectangle {
width: 1; height: parent.height
color: "blue"
x: hover.scenePoint.x
Text {
x: implicitWidth / -2; style: Text.Outline; styleColor: "white"
y: 30
color: "blue"
text: "outer " + parent.x.toFixed(2) + " inner " + hover.point.position.x.toFixed(2)
}
}
Rectangle {
width: parent.width; height: 1
color: "blue"
y: hover.scenePoint.y
Text {
x: 45
y: implicitHeight / -2; style: Text.Outline; styleColor: "white"
color: "blue"
text: "outer " + parent.y.toFixed(2) + " inner " + hover.point.position.y.toFixed(2)
}
}
}
|
