73 lines
1.2 KiB
C++
73 lines
1.2 KiB
C++
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#pragma once
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#include <QtWidgets/QGraphicsView>
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#include <QDebug>
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#include "Export.hpp"
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namespace QtNodes
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{
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class FlowScene;
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class FlowView
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: public QGraphicsView
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{
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Q_OBJECT
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public:
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FlowView(QWidget* parent = Q_NULLPTR);
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FlowView(FlowScene* scene, QWidget* parent = Q_NULLPTR);
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FlowView(const FlowView&) = delete;
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FlowView operator=(const FlowView&) = delete;
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QAction* clearSelectionAction() const;
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QAction* deleteSelectionAction() const;
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void setScene(FlowScene* scene);
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public Q_SLOTS:
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void scaleUp();
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void scaleDown();
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void deleteSelectedNodes();
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protected:
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void contextMenuEvent(QContextMenuEvent* event) override;
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void wheelEvent(QWheelEvent* event) override;
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void keyPressEvent(QKeyEvent* event) override;
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void keyReleaseEvent(QKeyEvent* event) override;
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void mousePressEvent(QMouseEvent* event) override;
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void mouseMoveEvent(QMouseEvent* event) override;
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void mouseReleaseEvent(QMouseEvent* event) override;
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void drawBackground(QPainter* painter, const QRectF& r) override;
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void showEvent(QShowEvent* event) override;
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protected:
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FlowScene* scene();
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private:
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QAction* _clearSelectionAction;
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QAction* _deleteSelectionAction;
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QPointF _clickPos;
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FlowScene* _scene;
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};
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}
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