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
|
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Graphical Effects module.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 2.12
Item {
id: slider
property real value: 1
property real maximum: 1
property real minimum: 0
property string caption: ""
property bool pressed: mouseArea.pressed
property bool integer: false
property string handleSource: "images/slider_handle.png"
width: parent.width
height: 20
function updatePos() {
if (maximum > minimum) {
var pos = (track.width - 10) * (value - minimum) / (maximum - minimum) + 5;
return Math.min(Math.max(pos, 5), track.width - 5) - 10;
} else {
return 5;
}
}
Text {
id: captionText
width: 110
anchors.verticalCenter: parent.verticalCenter
horizontalAlignment: Text.AlignRight
text: slider.caption + ':'
font.family: "Arial"
font.pixelSize: 11
color: "#B3B3B3"
}
Text {
id: valueCaption
anchors.left: captionText.right
anchors.leftMargin: 11
anchors.verticalCenter: parent.verticalCenter
width: 35
horizontalAlignment: Text.AlignLeft
text: integer ? slider.value.toFixed(0) : slider.value.toFixed(1)
font.family: "Arial"
font.pixelSize: 11
color: "#999999"
}
Item {
id: track
height: parent.height
anchors.verticalCenter: parent.verticalCenter
anchors.left: parent.left
anchors.leftMargin: parent.width / 2
anchors.right: parent.right
anchors.rightMargin: 10
BorderImage {
source: "images/slider_track.png"
anchors.left: parent.left
anchors.right: parent.right
border.right: 2
}
BorderImage {
id: trackFilled
anchors.left: minimum == -maximum ? (value < 0 ? handle.horizontalCenter : parent.horizontalCenter) : parent.left
anchors.right: minimum == -maximum && value < 0 ? parent.horizontalCenter : handle.horizontalCenter
source: "images/slider_track_filled.png"
border.left: 3
border.right: 3
}
Image {
id: handle;
smooth: true
source: mouseArea.pressed ? 'images/slider_handle_pressed.png' : slider.handleSource
x: updatePos()
}
MouseArea {
id: mouseArea
anchors { left: parent.left; right: parent.right; verticalCenter: parent.verticalCenter }
height: 16
preventStealing: true
onPressed: {
var handleX = Math.max(0, Math.min(mouseX, mouseArea.width))
var realValue = (maximum - minimum) * handleX / mouseArea.width + minimum;
value = slider.integer ? Math.round(realValue) : realValue;
}
onPositionChanged: {
if (pressed) {
var handleX = Math.max(0, Math.min(mouseX, mouseArea.width))
var realValue = (maximum - minimum) * handleX / mouseArea.width + minimum;
value = slider.integer ? Math.round(realValue) : realValue;
}
}
}
}
}
|
