summaryrefslogtreecommitdiff
path: root/src/controls/Private/qquickwheelarea_p.h
blob: 7f9f2b7ebafa50ea0c10ef375fae51e0ef15c03c (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
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
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Quick Controls module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QQUICKWHEELAREA_P_H
#define QQUICKWHEELAREA_P_H

#include <QtGui/qevent.h>
#include <QtQuick/qquickitem.h>

QT_BEGIN_NAMESPACE

class QQuickWheelArea : public QQuickItem
{
    Q_OBJECT
    Q_PROPERTY(qreal verticalDelta READ verticalDelta WRITE setVerticalDelta NOTIFY verticalWheelMoved)
    Q_PROPERTY(qreal horizontalDelta READ horizontalDelta WRITE setHorizontalDelta NOTIFY horizontalWheelMoved)
    Q_PROPERTY(qreal horizontalMinimumValue READ horizontalMinimumValue WRITE setHorizontalMinimumValue)
    Q_PROPERTY(qreal horizontalMaximumValue READ horizontalMaximumValue WRITE setHorizontalMaximumValue)
    Q_PROPERTY(qreal verticalMinimumValue READ verticalMinimumValue WRITE setVerticalMinimumValue)
    Q_PROPERTY(qreal verticalMaximumValue READ verticalMaximumValue WRITE setVerticalMaximumValue)
    Q_PROPERTY(qreal horizontalValue READ horizontalValue WRITE setHorizontalValue)
    Q_PROPERTY(qreal verticalValue READ verticalValue WRITE setVerticalValue)
    Q_PROPERTY(qreal scrollSpeed READ scrollSpeed WRITE setScrollSpeed NOTIFY scrollSpeedChanged)
    Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged)

public:
    QQuickWheelArea(QQuickItem *parent = 0);
    virtual ~QQuickWheelArea();

    void setHorizontalMinimumValue(qreal value);
    qreal horizontalMinimumValue() const;

    void setHorizontalMaximumValue(qreal value);
    qreal horizontalMaximumValue() const;

    void setVerticalMinimumValue(qreal value);
    qreal verticalMinimumValue() const;

    void setVerticalMaximumValue(qreal value);
    qreal verticalMaximumValue() const;

    void setHorizontalValue(qreal value);
    qreal horizontalValue() const;

    void setVerticalValue(qreal value);
    qreal verticalValue() const;

    void setVerticalDelta(qreal value);
    qreal verticalDelta() const;

    void setHorizontalDelta(qreal value);
    qreal horizontalDelta() const;

    void setScrollSpeed(qreal value);
    qreal scrollSpeed() const;

    bool isActive() const;
    void setActive(bool active);

    void wheelEvent(QWheelEvent *event);

    bool isAtXEnd() const;
    bool isAtXBeginning() const;
    bool isAtYEnd() const;
    bool isAtYBeginning() const;

Q_SIGNALS:
    void verticalValueChanged();
    void horizontalValueChanged();
    void verticalWheelMoved();
    void horizontalWheelMoved();
    void scrollSpeedChanged();
    void activeChanged();

private:
    qreal m_horizontalMinimumValue;
    qreal m_horizontalMaximumValue;
    qreal m_verticalMinimumValue;
    qreal m_verticalMaximumValue;
    qreal m_horizontalValue;
    qreal m_verticalValue;
    qreal m_verticalDelta;
    qreal m_horizontalDelta;
    qreal m_scrollSpeed;
    bool m_active;

    Q_DISABLE_COPY(QQuickWheelArea)
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QQuickWheelArea)

#endif // QQUICKWHEELAREA_P_H