81 lines
1.8 KiB
C++
81 lines
1.8 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 <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(QColor penColor READ penColor WRITE setPenColor NOTIFY penColorChanged)
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Q_PROPERTY(bool hoverVisible READ hoverVisible WRITE setHoverVisible NOTIFY hoverVisibleChanged)
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Q_PROPERTY(QPointF hoverPoint READ hoverPoint WRITE setHoverPoint NOTIFY hoverPointChanged)
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Q_PROPERTY(qreal penWidth READ penWidth WRITE setPenWidth NOTIFY penWidthChanged)
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public:
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explicit StrokeCanvasItem(QQuickItem *parent = nullptr);
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[[nodiscard]] bool hoverVisible() const {
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return m_hoverVisible;
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}
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[[nodiscard]] QPointF hoverPoint() const {
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return m_hoverPoint;
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}
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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(qreal x, qreal y);
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Q_INVOKABLE void hideHover();
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[[nodiscard]] QColor penColor() const {
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return m_penColor;
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}
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[[nodiscard]] float penWidth() const {
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return m_penWidth;
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}
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void setPenColor(const QColor &color);
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void setPenWidth(float width);
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Q_INVOKABLE void clear();
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Q_INVOKABLE void beginStroke(qreal x, qreal y);
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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 hoverVisibleChanged();
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void hoverPointChanged();
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protected:
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[[nodiscard]] QCanvasPainterItemRenderer *createItemRenderer() 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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float m_penWidth = 4.f;
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bool m_isDrawing = false;
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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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};
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};
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