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39
40#ifndef QTCOLORLINE_H
41#define QTCOLORLINE_H
42
43#include <QtWidgets/QWidget>
44
45QT_BEGIN_NAMESPACE
46
47class QtColorLine : public QWidget
48{
49 Q_OBJECT
50 Q_PROPERTY(QColor color READ color WRITE setColor)
51 Q_PROPERTY(int indicatorSpace READ indicatorSpace WRITE setIndicatorSpace)
52 Q_PROPERTY(int indicatorSize READ indicatorSize WRITE setIndicatorSize)
53 Q_PROPERTY(bool flip READ flip WRITE setFlip)
54 Q_PROPERTY(bool backgroundCheckered READ isBackgroundCheckered WRITE setBackgroundCheckered)
55 Q_PROPERTY(ColorComponent colorComponent READ colorComponent WRITE setColorComponent)
56 Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
57public:
58
59 enum ColorComponent {
60 Red,
61 Green,
62 Blue,
63 Hue,
64 Saturation,
65 Value,
66 Alpha
67 };
68 Q_ENUM(ColorComponent)
69
70 QSize minimumSizeHint() const;
71 QSize sizeHint() const;
72
73 QtColorLine(QWidget *parent = 0);
74 ~QtColorLine();
75
76 QColor color() const;
77
78 void setIndicatorSize(int size);
79 int indicatorSize() const;
80
81 void setIndicatorSpace(int space);
82 int indicatorSpace() const;
83
84 void setFlip(bool flip);
85 bool flip() const;
86
87 bool isBackgroundCheckered() const;
88 void setBackgroundCheckered(bool checkered);
89
90 void setOrientation(Qt::Orientation orientation);
91 Qt::Orientation orientation() const;
92
93 void setColorComponent(ColorComponent component);
94 ColorComponent colorComponent() const;
95
96public slots:
97
98 void setColor(const QColor &color);
99
100signals:
101
102 void colorChanged(const QColor &color);
103
104protected:
105
106 void resizeEvent(QResizeEvent *event);
107 void paintEvent(QPaintEvent *event);
108 void mousePressEvent(QMouseEvent *event);
109 void mouseMoveEvent(QMouseEvent *event);
110 void mouseReleaseEvent(QMouseEvent *event);
111 void mouseDoubleClickEvent(QMouseEvent *event);
112
113private:
114
115 QScopedPointer<class QtColorLinePrivate> d_ptr;
116 Q_DECLARE_PRIVATE(QtColorLine)
117 Q_DISABLE_COPY_MOVE(QtColorLine)
118};
119
120QT_END_NAMESPACE
121
122#endif
123

source code of qttools/src/shared/qtgradienteditor/qtcolorline.h