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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the Qt Data Visualization module of the Qt Toolkit. |
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28 | ****************************************************************************/ |
29 | |
30 | // |
31 | // W A R N I N G |
32 | // ------------- |
33 | // |
34 | // This file is not part of the QtDataVisualization API. It exists purely as an |
35 | // implementation detail. This header file may change from version to |
36 | // version without notice, or even be removed. |
37 | // |
38 | // We mean it. |
39 | |
40 | #ifndef COLORGRADIENT_P_H |
41 | #define COLORGRADIENT_P_H |
42 | |
43 | #include "datavisualizationglobal_p.h" |
44 | #include <QtGui/QColor> |
45 | #include <QtQml/QQmlListProperty> |
46 | |
47 | QT_BEGIN_NAMESPACE_DATAVISUALIZATION |
48 | |
49 | class ColorGradientStop : public QObject |
50 | { |
51 | Q_OBJECT |
52 | |
53 | Q_PROPERTY(qreal position READ position WRITE setPosition NOTIFY positionChanged) |
54 | Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged) |
55 | |
56 | public: |
57 | ColorGradientStop(QObject *parent = 0); |
58 | |
59 | qreal position() const; |
60 | void setPosition(qreal position); |
61 | |
62 | QColor color() const; |
63 | void setColor(const QColor &color); |
64 | |
65 | Q_SIGNALS: |
66 | void positionChanged(qreal position); |
67 | void colorChanged(QColor color); |
68 | |
69 | private: |
70 | void updateGradient(); |
71 | |
72 | private: |
73 | qreal m_position; |
74 | QColor m_color; |
75 | }; |
76 | |
77 | class ColorGradient : public QObject |
78 | { |
79 | Q_OBJECT |
80 | |
81 | Q_PROPERTY(QQmlListProperty<ColorGradientStop> stops READ stops) |
82 | Q_CLASSINFO("DefaultProperty" , "stops" ) |
83 | |
84 | public: |
85 | ColorGradient(QObject *parent = 0); |
86 | ~ColorGradient(); |
87 | |
88 | QQmlListProperty<ColorGradientStop> stops(); |
89 | |
90 | void doUpdate(); |
91 | QList<ColorGradientStop *> m_stops; |
92 | |
93 | Q_SIGNALS: |
94 | void updated(); |
95 | }; |
96 | |
97 | QT_END_NAMESPACE_DATAVISUALIZATION |
98 | |
99 | #endif |
100 | |