79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
#pragma once
|
|
|
|
#include <QCanvasPainterItem>
|
|
#include <QColor>
|
|
#include <QPointF>
|
|
#include <QVector>
|
|
#include <qcolor.h>
|
|
#include <qcontainerfwd.h>
|
|
#include "stroke.hpp"
|
|
|
|
namespace ZShell::internal {
|
|
|
|
class StrokeCanvasRenderer;
|
|
|
|
class StrokeCanvasItem : public QCanvasPainterItem {
|
|
Q_OBJECT
|
|
|
|
QML_NAMED_ELEMENT(StrokeCanvas)
|
|
|
|
Q_PROPERTY(QColor penColor READ penColor WRITE setPenColor NOTIFY penColorChanged)
|
|
Q_PROPERTY(bool hoverVisible READ hoverVisible WRITE setHoverVisible NOTIFY hoverVisibleChanged)
|
|
Q_PROPERTY(QPointF hoverPoint READ hoverPoint WRITE setHoverPoint NOTIFY hoverPointChanged)
|
|
Q_PROPERTY(qreal penWidth READ penWidth WRITE setPenWidth NOTIFY penWidthChanged)
|
|
|
|
public:
|
|
explicit StrokeCanvasItem(QQuickItem *parent = nullptr);
|
|
|
|
[[nodiscard]] bool hoverVisible() const {
|
|
return m_hoverVisible;
|
|
}
|
|
[[nodiscard]] QPointF hoverPoint() const {
|
|
return m_hoverPoint;
|
|
}
|
|
|
|
void setHoverVisible(bool visible);
|
|
void setHoverPoint(const QPointF &point);
|
|
|
|
Q_INVOKABLE void showHover(qreal x, qreal y);
|
|
Q_INVOKABLE void hideHover();
|
|
|
|
[[nodiscard]] QColor penColor() const {
|
|
return m_penColor;
|
|
}
|
|
[[nodiscard]] float penWidth() const {
|
|
return m_penWidth;
|
|
}
|
|
|
|
void setPenColor(const QColor &color);
|
|
void setPenWidth(float width);
|
|
|
|
Q_INVOKABLE void clear();
|
|
|
|
Q_INVOKABLE void beginStroke(qreal x, qreal y);
|
|
Q_INVOKABLE void appendPoint(qreal x, qreal y);
|
|
Q_INVOKABLE void endStroke();
|
|
|
|
signals:
|
|
void penColorChanged();
|
|
void penWidthChanged();
|
|
void hoverVisibleChanged();
|
|
void hoverPointChanged();
|
|
|
|
protected:
|
|
[[nodiscard]] QCanvasPainterItemRenderer *createItemRenderer() const override;
|
|
|
|
private:
|
|
friend class StrokeCanvasRenderer;
|
|
|
|
bool m_hoverVisible = false;
|
|
QPointF m_hoverPoint;
|
|
QColor m_penColor = Qt::white;
|
|
float m_penWidth = 4.f;
|
|
|
|
QVector<Stroke> m_strokes;
|
|
Stroke m_currentStroke;
|
|
};
|
|
|
|
};
|