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50 | |
51 | #ifndef SORTINGBOX_H |
52 | #define SORTINGBOX_H |
53 | |
54 | #include "shapeitem.h" |
55 | |
56 | #include <QWidget> |
57 | |
58 | QT_BEGIN_NAMESPACE |
59 | class QAction; |
60 | class QPoint; |
61 | class QToolButton; |
62 | QT_END_NAMESPACE |
63 | |
64 | //! [0] |
65 | class SortingBox : public QWidget |
66 | { |
67 | Q_OBJECT |
68 | |
69 | public: |
70 | SortingBox(QWidget *parent = nullptr); |
71 | |
72 | protected: |
73 | bool event(QEvent *event) override; |
74 | void resizeEvent(QResizeEvent *event) override; |
75 | void paintEvent(QPaintEvent *event) override; |
76 | void mousePressEvent(QMouseEvent *event) override; |
77 | void mouseMoveEvent(QMouseEvent *event) override; |
78 | void mouseReleaseEvent(QMouseEvent *event) override; |
79 | |
80 | private slots: |
81 | void createNewCircle(); |
82 | void createNewSquare(); |
83 | void createNewTriangle(); |
84 | //! [0] |
85 | |
86 | //! [1] |
87 | private: |
88 | int updateButtonGeometry(QToolButton *button, int x, int y); |
89 | void createShapeItem(const QPainterPath &path, const QString &toolTip, |
90 | const QPoint &pos, const QColor &color); |
91 | int itemAt(const QPoint &pos); |
92 | void moveItemTo(const QPoint &pos); |
93 | QPoint initialItemPosition(const QPainterPath &path); |
94 | QPoint randomItemPosition(); |
95 | QColor initialItemColor(); |
96 | QColor randomItemColor(); |
97 | QToolButton *createToolButton(const QString &toolTip, const QIcon &icon, |
98 | //! [1] |
99 | const char *member); |
100 | |
101 | //! [2] |
102 | QVector<ShapeItem> shapeItems; |
103 | QPainterPath circlePath; |
104 | QPainterPath squarePath; |
105 | QPainterPath trianglePath; |
106 | |
107 | QPoint previousPosition; |
108 | ShapeItem *itemInMotion; |
109 | |
110 | QToolButton *newCircleButton; |
111 | QToolButton *newSquareButton; |
112 | QToolButton *newTriangleButton; |
113 | }; |
114 | //! [2] |
115 | |
116 | #endif |
117 | |