79 lines
1.7 KiB
C++
79 lines
1.7 KiB
C++
#ifndef NODEVIEWCONTEXT_H
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#define NODEVIEWCONTEXT_H
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#include <QGraphicsRectItem>
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#include <QGraphicsTextItem>
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#include "node/node.h"
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#include "nodeviewcommon.h"
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#include "nodeviewedge.h"
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#include "nodeviewundo.h"
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namespace olive {
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class NodeViewContext : public QObject, public QGraphicsRectItem
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{
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Q_OBJECT
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public:
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NodeViewContext(Node *context, QGraphicsItem *item = nullptr);
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Node *GetContext() const
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{
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return context_;
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}
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void UpdateRect();
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void SetFlowDirection(NodeViewCommon::FlowDirection dir);
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void SetCurvedEdges(bool e);
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void DeleteSelected(NodeViewDeleteCommand *command);
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void Select(const QVector<Node*> &nodes);
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QVector<NodeViewItem*> GetSelectedItems() const;
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QPointF MapScenePosToNodePosInContext(const QPointF &pos) const;
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virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr) override;
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public slots:
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void AddChild(Node *node);
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void SetChildPosition(Node *node, const QPointF &pos);
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void RemoveChild(Node *node);
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void ChildInputConnected(Node *output, const NodeInput& input);
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bool ChildInputDisconnected(Node *output, const NodeInput& input);
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protected:
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virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value) override;
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virtual void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
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private:
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NodeViewEdge *AddEdgeInternal(Node *output, const NodeInput& input, NodeViewItem *from, NodeViewItem *to);
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Node *context_;
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QString lbl_;
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NodeViewCommon::FlowDirection flow_dir_;
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bool curved_edges_;
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int last_titlebar_height_;
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QMap<Node*, NodeViewItem*> item_map_;
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QVector<NodeViewEdge*> edges_;
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};
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}
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#endif // NODEVIEWCONTEXT_H
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