64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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#ifndef DESIGNER_SCENE_H
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#define DESIGNER_SCENE_H
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#include <QGraphicsScene>
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#include "basicGraphicsScene.h"
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#include "dataFlowGraphModel.h"
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class GraphicsItemGroup;
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class DrawingPanel;
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class DesignerScene : public BasicGraphicsScene
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{
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Q_OBJECT
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public:
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DesignerScene(DataFlowGraphModel &graphModel,QObject *parent = 0);
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virtual ~DesignerScene();
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void setGridVisible(bool);
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void setView(QGraphicsView* view) { m_pView = view; }
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QGraphicsView* getView() { return m_pView; }
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void callParentEvent(QGraphicsSceneMouseEvent*);
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GraphicsItemGroup* createGroup();
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void destroyGroup();
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signals:
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void signalAddItem(QGraphicsItem*);
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protected:
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void drawBackground(QPainter*, const QRectF&) override;
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void mousePressEvent(QGraphicsSceneMouseEvent*) override;
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void mouseMoveEvent(QGraphicsSceneMouseEvent*) override;
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void mouseReleaseEvent(QGraphicsSceneMouseEvent*) override;
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void mouseDoubleClickEvent(QGraphicsSceneMouseEvent*) override;
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void keyPressEvent(QKeyEvent*) override;
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void keyReleaseEvent(QKeyEvent*) override;
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private:
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bool m_bGridVisible;
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QGraphicsView* m_pView;
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DrawingPanel* m_pDrawingPanel; //保存父指针
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public:
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std::vector<NodeId> selectedNodes() const;
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public:
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QMenu *createSceneMenu(QPointF const scenePos) override;
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public Q_SLOTS:
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bool save() const;
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bool load();
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Q_SIGNALS:
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void sceneLoaded();
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private:
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DataFlowGraphModel &_graphModel;
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};
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#endif
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