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| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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| 49 | ****************************************************************************/ |
| 50 | |
| 51 | #ifndef PATHSTROKE_H |
| 52 | #define PATHSTROKE_H |
| 53 | |
| 54 | #include "arthurwidgets.h" |
| 55 | |
| 56 | #include <QtWidgets> |
| 57 | |
| 58 | class PathStrokeRenderer : public ArthurFrame |
| 59 | { |
| 60 | Q_OBJECT |
| 61 | Q_PROPERTY(bool animation READ animation WRITE setAnimation) |
| 62 | Q_PROPERTY(qreal penWidth READ realPenWidth WRITE setRealPenWidth) |
| 63 | public: |
| 64 | enum PathMode { CurveMode, LineMode }; |
| 65 | |
| 66 | explicit PathStrokeRenderer(QWidget *parent, bool smallScreen = false); |
| 67 | |
| 68 | void paint(QPainter *) override; |
| 69 | void mousePressEvent(QMouseEvent *e) override; |
| 70 | void mouseMoveEvent(QMouseEvent *e) override; |
| 71 | void mouseReleaseEvent(QMouseEvent *e) override; |
| 72 | void timerEvent(QTimerEvent *e) override; |
| 73 | bool event(QEvent *e) override; |
| 74 | |
| 75 | QSize sizeHint() const override { return QSize(500, 500); } |
| 76 | |
| 77 | bool animation() const { return m_timer.isActive(); } |
| 78 | |
| 79 | qreal realPenWidth() const { return m_penWidth; } |
| 80 | void setRealPenWidth(qreal penWidth) { m_penWidth = penWidth; update(); } |
| 81 | |
| 82 | signals: |
| 83 | void clicked(); |
| 84 | |
| 85 | public slots: |
| 86 | void setPenWidth(int penWidth) { m_penWidth = penWidth / 10.0; update(); } |
| 87 | void setAnimation(bool animation); |
| 88 | |
| 89 | void setFlatCap() { m_capStyle = Qt::FlatCap; update(); } |
| 90 | void setSquareCap() { m_capStyle = Qt::SquareCap; update(); } |
| 91 | void setRoundCap() { m_capStyle = Qt::RoundCap; update(); } |
| 92 | |
| 93 | void setBevelJoin() { m_joinStyle = Qt::BevelJoin; update(); } |
| 94 | void setMiterJoin() { m_joinStyle = Qt::MiterJoin; update(); } |
| 95 | void setSvgMiterJoin() { m_joinStyle = Qt::SvgMiterJoin; update(); } |
| 96 | void setRoundJoin() { m_joinStyle = Qt::RoundJoin; update(); } |
| 97 | |
| 98 | void setCurveMode() { m_pathMode = CurveMode; update(); } |
| 99 | void setLineMode() { m_pathMode = LineMode; update(); } |
| 100 | |
| 101 | void setSolidLine() { m_penStyle = Qt::SolidLine; update(); } |
| 102 | void setDashLine() { m_penStyle = Qt::DashLine; update(); } |
| 103 | void setDotLine() { m_penStyle = Qt::DotLine; update(); } |
| 104 | void setDashDotLine() { m_penStyle = Qt::DashDotLine; update(); } |
| 105 | void setDashDotDotLine() { m_penStyle = Qt::DashDotDotLine; update(); } |
| 106 | void setCustomDashLine() { m_penStyle = Qt::NoPen; update(); } |
| 107 | |
| 108 | private: |
| 109 | void initializePoints(); |
| 110 | void updatePoints(); |
| 111 | |
| 112 | QBasicTimer m_timer; |
| 113 | |
| 114 | PathMode m_pathMode; |
| 115 | |
| 116 | bool m_wasAnimated; |
| 117 | |
| 118 | qreal m_penWidth; |
| 119 | int m_pointCount; |
| 120 | int m_pointSize; |
| 121 | int m_activePoint; |
| 122 | QList<QPointF> m_points; |
| 123 | QList<QPointF> m_vectors; |
| 124 | |
| 125 | Qt::PenJoinStyle m_joinStyle; |
| 126 | Qt::PenCapStyle m_capStyle; |
| 127 | |
| 128 | Qt::PenStyle m_penStyle; |
| 129 | |
| 130 | bool m_smallScreen; |
| 131 | QPoint m_mousePress; |
| 132 | bool m_mouseDrag; |
| 133 | |
| 134 | QHash<int, int> m_fingerPointMapping; |
| 135 | }; |
| 136 | |
| 137 | class PathStrokeControls : public QWidget |
| 138 | { |
| 139 | Q_OBJECT |
| 140 | |
| 141 | public: |
| 142 | PathStrokeControls(QWidget* parent, PathStrokeRenderer* renderer, bool smallScreen); |
| 143 | |
| 144 | signals: |
| 145 | void okPressed(); |
| 146 | void quitPressed(); |
| 147 | |
| 148 | private: |
| 149 | PathStrokeRenderer* m_renderer; |
| 150 | |
| 151 | QGroupBox *m_capGroup; |
| 152 | QGroupBox *m_joinGroup; |
| 153 | QGroupBox *m_styleGroup; |
| 154 | QGroupBox *m_pathModeGroup; |
| 155 | |
| 156 | void createCommonControls(QWidget* parent); |
| 157 | void layoutForDesktop(); |
| 158 | void layoutForSmallScreens(); |
| 159 | |
| 160 | private slots: |
| 161 | void emitQuitSignal(); |
| 162 | void emitOkSignal(); |
| 163 | |
| 164 | }; |
| 165 | |
| 166 | class PathStrokeWidget : public QWidget |
| 167 | { |
| 168 | Q_OBJECT |
| 169 | |
| 170 | public: |
| 171 | PathStrokeWidget(bool smallScreen); |
| 172 | void setStyle(QStyle *style); |
| 173 | |
| 174 | private: |
| 175 | PathStrokeRenderer *m_renderer; |
| 176 | PathStrokeControls *m_controls; |
| 177 | |
| 178 | private slots: |
| 179 | void showControls(); |
| 180 | void hideControls(); |
| 181 | }; |
| 182 | |
| 183 | #endif // PATHSTROKE_H |
| 184 | |