From 738ecbd5fad2b46836bfd6a94aeebf165ae2bbca Mon Sep 17 00:00:00 2001
From: Aleks Kissinger <aleks0@gmail.com>
Date: Thu, 4 Jan 2018 16:00:52 +0100
Subject: relocated source code to the root

---
 src/gui/tikzscene.h | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/gui/tikzscene.h

(limited to 'src/gui/tikzscene.h')

diff --git a/src/gui/tikzscene.h b/src/gui/tikzscene.h
new file mode 100644
index 0000000..6817792
--- /dev/null
+++ b/src/gui/tikzscene.h
@@ -0,0 +1,62 @@
+/**
+  * Manage the scene, which contains a single Graph, and respond to user input. This serves as
+  * the controller for the MVC (TikzDocument, TikzView, TikzScene).
+  */
+
+#ifndef TIKZSCENE_H
+#define TIKZSCENE_H
+
+#include "graph.h"
+#include "nodeitem.h"
+#include "edgeitem.h"
+#include "tikzdocument.h"
+
+#include <QWidget>
+#include <QGraphicsScene>
+#include <QPainter>
+#include <QRectF>
+#include <QVector>
+#include <QGraphicsEllipseItem>
+#include <QGraphicsSceneMouseEvent>
+
+class TikzScene : public QGraphicsScene
+{
+    Q_OBJECT
+public:
+    TikzScene(TikzDocument *tikzDocument, QObject *parent);
+    ~TikzScene();
+    Graph *graph();
+    QMap<Node*,NodeItem*> &nodeItems();
+    QMap<Edge*,EdgeItem*> &edgeItems();
+    void refreshAdjacentEdges(QList<Node*> nodes);
+    void setBounds(QRectF bounds);
+
+    TikzDocument *tikzDocument() const;
+    void setTikzDocument(TikzDocument *tikzDocument);
+
+public slots:
+    void graphReplaced();
+
+protected:
+    void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
+    void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
+    void keyReleaseEvent(QKeyEvent *event) override;
+private:
+    TikzDocument *_tikzDocument;
+    QMap<Node*,NodeItem*> _nodeItems;
+    QMap<Edge*,EdgeItem*> _edgeItems;
+    QGraphicsLineItem *_drawEdgeItem;
+    EdgeItem *_modifyEdgeItem;
+    bool _firstControlPoint;
+
+    QMap<Node*,QPointF> _oldNodePositions;
+    float _oldWeight;
+    int _oldBend;
+    int _oldInAngle;
+    int _oldOutAngle;
+
+    void getSelection(QSet<Node*> &selNodes, QSet<Edge*> &selEdges);
+};
+
+#endif // TIKZSCENE_H
-- 
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