summaryrefslogtreecommitdiff
path: root/tools/shared/qtgradienteditor/qtgradientwidget.h
blob: 5204e999b4d627366a33db05c7fb9615f8602a05 (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
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the tools applications 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 QTGRADIENTWIDGET_H
#define QTGRADIENTWIDGET_H

#include <QtGui/QWidget>

QT_BEGIN_NAMESPACE

class QtGradientWidget : public QWidget
{
    Q_OBJECT
    Q_PROPERTY(bool backgroundCheckered READ isBackgroundCheckered WRITE setBackgroundCheckered)
public:
    QtGradientWidget(QWidget *parent = 0);
    ~QtGradientWidget();

    QSize minimumSizeHint() const;
    QSize sizeHint() const;
    int heightForWidth(int w) const;

    bool isBackgroundCheckered() const;
    void setBackgroundCheckered(bool checkered);

    QGradientStops gradientStops() const;

    void setGradientType(QGradient::Type type);
    QGradient::Type gradientType() const;

    void setGradientSpread(QGradient::Spread spread);
    QGradient::Spread gradientSpread() const;

    void setStartLinear(const QPointF &point);
    QPointF startLinear() const;

    void setEndLinear(const QPointF &point);
    QPointF endLinear() const;

    void setCentralRadial(const QPointF &point);
    QPointF centralRadial() const;

    void setFocalRadial(const QPointF &point);
    QPointF focalRadial() const;

    void setRadiusRadial(qreal radius);
    qreal radiusRadial() const;

    void setCentralConical(const QPointF &point);
    QPointF centralConical() const;

    void setAngleConical(qreal angle);
    qreal angleConical() const;

public slots:
    void setGradientStops(const QGradientStops &stops);
signals:

    void startLinearChanged(const QPointF &point);
    void endLinearChanged(const QPointF &point);
    void centralRadialChanged(const QPointF &point);
    void focalRadialChanged(const QPointF &point);
    void radiusRadialChanged(qreal radius);
    void centralConicalChanged(const QPointF &point);
    void angleConicalChanged(qreal angle);

protected:
    void paintEvent(QPaintEvent *e);
    void mousePressEvent(QMouseEvent *e);
    void mouseReleaseEvent(QMouseEvent *e);
    void mouseMoveEvent(QMouseEvent *e);
    void mouseDoubleClickEvent(QMouseEvent *e);

private:
    QScopedPointer<class QtGradientWidgetPrivate> d_ptr;
    Q_DECLARE_PRIVATE(QtGradientWidget)
    Q_DISABLE_COPY(QtGradientWidget)
};

QT_END_NAMESPACE

#endif