84 lines
1.7 KiB
C++
84 lines
1.7 KiB
C++
#ifndef FGCANVASELEMENT_H
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#define FGCANVASELEMENT_H
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#include <QObject>
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#include <QTransform>
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#include <QColor>
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#include <QVariant>
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#include <vector>
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class LocalProp;
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class FGCanvasPaintContext;
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class FGCanvasGroup;
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class FGCanvasElement : public QObject
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{
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Q_OBJECT
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public:
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explicit FGCanvasElement(FGCanvasGroup* pr, LocalProp* prop);
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void paint(FGCanvasPaintContext* context) const;
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QTransform combinedTransform() const;
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bool isVisible() const;
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int zIndex() const;
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const FGCanvasGroup* parentGroup() const;
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static bool isStyleProperty(QByteArray name);
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LocalProp* property() const;
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protected:
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virtual void doPaint(FGCanvasPaintContext* context) const;
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virtual bool onChildAdded(LocalProp* prop);
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virtual bool onChildRemoved(LocalProp* prop);
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const LocalProp* _propertyRoot;
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const FGCanvasGroup* _parent;
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QColor fillColor() const;
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QColor parseColorValue(QVariant value) const;
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virtual void markStyleDirty();
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QVariant getCascadedStyle(const char* name, QVariant defaultValue = QVariant()) const;
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private:
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void onCenterChanged(QVariant value);
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void markTransformsDirty();
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void markZIndexDirty(QVariant value);
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void onVisibleChanged(QVariant value);
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void markClipDirty();
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private:
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friend class FGCanvasGroup;
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bool _visible = true;
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mutable bool _transformsDirty = true;
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mutable bool _styleDirty = true;
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mutable QTransform _combinedTransform;
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QPointF _center;
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mutable QColor _fillColor;
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int _zIndex = 0;
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QByteArray _svgElementId;
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mutable bool _clipDirty = true;
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mutable bool _hasClip = false;
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mutable QRectF _clipRect;
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};
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using FGCanvasElementVec = std::vector<FGCanvasElement*>;
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#endif // FGCANVASELEMENT_H
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