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96 lines
2.4 KiB
C++
96 lines
2.4 KiB
C++
#pragma once
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#include <QCanvasPainterItem>
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#include <QColor>
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#include <QPointF>
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#include <QRectF>
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#include <QVector>
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#include <qcolor.h>
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#include <qcontainerfwd.h>
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#include "stroke.hpp"
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namespace ZShell::internal {
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class StrokeCanvasRenderer;
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class StrokeCanvasItem : public QCanvasPainterItem {
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Q_OBJECT
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QML_NAMED_ELEMENT(StrokeCanvas)
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Q_PROPERTY(
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QColor penColor READ penColor WRITE setPenColor NOTIFY penColorChanged)
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Q_PROPERTY(
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bool hoverVisible READ hoverVisible WRITE setHoverVisible NOTIFY
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hoverVisibleChanged)
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Q_PROPERTY(
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QPointF hoverPoint READ hoverPoint WRITE setHoverPoint NOTIFY
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hoverPointChanged)
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Q_PROPERTY(
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qreal penWidth READ penWidth WRITE setPenWidth NOTIFY penWidthChanged)
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Q_PROPERTY(QRectF hole READ hole WRITE setHole NOTIFY holeChanged)
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Q_PROPERTY(
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qreal holeRadius READ holeRadius WRITE setHoleRadius NOTIFY
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holeRadiusChanged)
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public:
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explicit StrokeCanvasItem(QQuickItem* parent = nullptr);
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[[nodiscard]] bool hoverVisible() const { return m_hoverVisible; }
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[[nodiscard]] QPointF hoverPoint() const { return m_hoverPoint; }
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void setHoverVisible(bool visible);
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void setHoverPoint(const QPointF& point);
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Q_INVOKABLE void showHover();
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Q_INVOKABLE void hideHover();
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Q_INVOKABLE void undoLastGroup();
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Q_INVOKABLE void redo();
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[[nodiscard]] QColor penColor() const { return m_penColor; }
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[[nodiscard]] qreal penWidth() const { return m_penWidth; }
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[[nodiscard]] QRectF hole() const { return m_hole; }
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[[nodiscard]] qreal holeRadius() const { return m_holeRadius; }
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void setPenColor(const QColor& color);
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void setPenWidth(qreal width);
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void setHole(const QRectF& hole);
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void setHoleRadius(qreal radius);
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Q_INVOKABLE void clear();
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Q_INVOKABLE void beginStroke(qreal x, qreal y, bool polyline = false);
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Q_INVOKABLE void appendPoint(qreal x, qreal y);
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Q_INVOKABLE void endStroke();
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signals:
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void penColorChanged();
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void penWidthChanged();
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void holeChanged();
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void holeRadiusChanged();
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void hoverVisibleChanged();
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void hoverPointChanged();
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protected:
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[[nodiscard]] QCanvasPainterItemRenderer* createItemRenderer()
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const override;
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private:
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friend class StrokeCanvasRenderer;
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bool m_hoverVisible = false;
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QPointF m_hoverPoint;
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QColor m_penColor = Qt::white;
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qreal m_penWidth = 4.0;
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bool m_isDrawing = false;
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QRectF m_hole;
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qreal m_holeRadius = 0.0;
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int m_nextGroupId = 0;
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QVector<Stroke> m_strokes;
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Stroke m_currentStroke;
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QVector<QVector<Stroke>> m_redoStack;
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};
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}; // namespace ZShell::internal
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