53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
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//pluginItemWrapper.h
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#pragma once
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#include "functionModelItem/graphicsFunctionModelItem.h"
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#include "pluginCommon/iCanvasItem.h"
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#include <QObject>
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// 内部包装器，不暴露给外部
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class PluginItemWrapper : public GraphicsFunctionModelItem
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{
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Q_OBJECT
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public:
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explicit PluginItemWrapper(ICanvasItem *pluginItem, QGraphicsItem *parent = nullptr);
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virtual ~PluginItemWrapper();
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// 克隆
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virtual GraphicsFunctionModelItem* clone() const override;
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// 绘图
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virtual void paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option,
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QWidget *widget = nullptr) override;
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virtual QRectF boundingRect() const override;
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virtual QPainterPath shape() const override;
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// 几何操作
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virtual void updateCoordinate() override;
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virtual void resize(int handle, double dx, double dy, const QPointF &pos) override;
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virtual void move(const QPointF &delta) override;
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// 获取插件项
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ICanvasItem* pluginItem() const;
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protected:
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virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
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private:
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ICanvasItem *m_pluginItem = nullptr;
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QRectF m_cachedBounds;
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void updateCache();
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void connectSignals();
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QVariantMap saveState() const;
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bool loadStateIntoPluginItem(ICanvasItem *pluginItem, const QVariantMap &state) const;
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void copyPropertiesFrom(const PluginItemWrapper *source);
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private slots:
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void onPluginBoundsChanged(const QRectF &newBounds);
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void onPluginPropertyChanged(const QString &key, const QVariant &value);
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};
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