Eberhard Graether
53d5fe6a06
* SHIFT + mouse wheel for zooming * WASD for moving up, right, left, down * SHIFT + WS for zooming * zoom anchor is under the mouse bug id = 54
101 lines
3.0 KiB
C++
101 lines
3.0 KiB
C++
#ifndef QT_GRAPH_VIEW_H
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#define QT_GRAPH_VIEW_H
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#include <QGraphicsView>
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#include <QPointF>
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#include "component/view/GraphView.h"
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#include "qt/utility/QtThreadedFunctor.h"
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#include "utility/types.h"
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struct DummyEdge;
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struct DummyNode;
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class QMouseEvent;
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class QSequentialAnimationGroup;
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class QtGraphEdge;
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class QtGraphicsView;
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class QtGraphNode;
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class QtGraphView
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: public QObject
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, public GraphView
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{
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Q_OBJECT
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public:
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QtGraphView(ViewLayout* viewLayout);
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virtual ~QtGraphView();
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// View implementation
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virtual void createWidgetWrapper();
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virtual void initView();
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virtual void refreshView();
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virtual void rebuildGraph(std::shared_ptr<Graph> graph, const std::vector<DummyNode>& nodes, const std::vector<DummyEdge>& edges);
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virtual void clear();
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virtual void focusTokenIds(const std::vector<Id>& focusedTokenIds);
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virtual void defocusTokenIds(const std::vector<Id>& defocusedTokenIds);
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virtual void resizeView();
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virtual Vec2i getViewSize() const;
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private slots:
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void centerScrollBars();
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void finishedTransition();
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void clickedInEmptySpace();
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private:
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void switchToNewGraphData();
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QtGraphicsView* getView() const;
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void doRebuildGraph(std::shared_ptr<Graph> graph, const std::vector<DummyNode>& nodes, const std::vector<DummyEdge>& edges);
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void doClear();
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void doResize();
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void doRefreshView();
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void doFocusIn(const std::vector<Id>& tokenIds);
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void doFocusOut(const std::vector<Id>& tokenIds);
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std::shared_ptr<QtGraphNode> findNodeRecursive(const std::list<std::shared_ptr<QtGraphNode>>& nodes, Id tokenId);
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std::shared_ptr<QtGraphNode> createNodeRecursive(
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QGraphicsView* view, std::shared_ptr<QtGraphNode> parentNode, const DummyNode& node, bool multipleActive);
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std::shared_ptr<QtGraphEdge> createEdge(QGraphicsView* view, const DummyEdge& edge);
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QRectF itemsBoundingRect(const std::list<std::shared_ptr<QtGraphNode>>& items) const;
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QRectF getSceneRect(const std::list<std::shared_ptr<QtGraphNode>>& items) const;
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void compareNodesRecursive(
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std::list<std::shared_ptr<QtGraphNode>> newSubNodes,
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std::list<std::shared_ptr<QtGraphNode>> oldSubNodes,
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std::list<QtGraphNode*>* appearingNodes,
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std::list<QtGraphNode*>* vanishingNodes,
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std::vector<std::pair<QtGraphNode*, QtGraphNode*>>* remainingNodes);
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void createTransition();
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QtThreadedFunctor<std::shared_ptr<Graph>, const std::vector<DummyNode>&, const std::vector<DummyEdge>&> m_rebuildGraphFunctor;
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QtThreadedFunctor<void> m_clearFunctor;
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QtThreadedFunctor<void> m_resizeFunctor;
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QtThreadedFunctor<void> m_refreshFunctor;
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QtThreadedFunctor<const std::vector<Id>&> m_focusInFunctor;
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QtThreadedFunctor<const std::vector<Id>&> m_focusOutFunctor;
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std::shared_ptr<Graph> m_graph;
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std::shared_ptr<Graph> m_oldGraph;
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std::list<std::shared_ptr<QtGraphEdge>> m_edges;
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std::list<std::shared_ptr<QtGraphEdge>> m_oldEdges;
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std::list<std::shared_ptr<QtGraphNode>> m_nodes;
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std::list<std::shared_ptr<QtGraphNode>> m_oldNodes;
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std::shared_ptr<QSequentialAnimationGroup> m_transition;
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QPointF m_sceneRectOffset;
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};
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#endif // QT_GRAPH_VIEW_H
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