graphwidget.h

 
 
#ifndef GRAPHWIDGET_H
#define GRAPHWIDGET_H
 
#include <QGraphicsView>
#include <QMap>
#include <QtGui>
#include <deque>
#include <math.h>
 
#include "SchematicContent.h"
#include "component.h"
#include "node.h"
#include "structures.h"
#include "wire.h"
 
class Node;
class Wire;
 
class GraphWidget : public QGraphicsView {
  Q_OBJECT
 
public:
  GraphWidget(QWidget* parent = 0);
 
  void itemMoved() {
    if (!timerId) {
      timerId = startTimer(1000 / 25);
    }
  }
 
  void setComponents(QList<ComponentInfo>);
 
 
  void ModifyComponent(ComponentInfo);
 
  void setWires(const QList<WireInfo>&);
 
  void setNodes(QList<NodeInfo>);
 
  void setSchematic(SchematicContent);
 
  void setTexts(QList<QGraphicsTextItem*>);
 
  void clear();
 
public slots:
  void shuffle();
 
  void zoomIn() { scaleView(qreal(1.2)); }
 
  void zoomOut() { scaleView(1 / qreal(1.2)); }
 
  void ComponentSelectionHandler(struct ComponentInfo CI) {
    emit this->SendComponentSelectionToMainFunction(CI);
  }
 
protected:
  void keyPressEvent(QKeyEvent* /*event*/){}
 
  void timerEvent(QTimerEvent* event);
 
  void wheelEvent(QWheelEvent* event) {
    scaleView(pow((double)2, -event->angleDelta().y() / 240.0));
  }
 
  void scaleView(qreal scaleFactor);
 
private:
  int timerId;                           
  std::deque<Component*> Components;     
  std::deque<Wire*> Wires;               
  std::deque<Node*> Nodes;               
  std::deque<QGraphicsTextItem*> Texts;  
 
signals:
  void SendComponentSelectionToMainFunction(ComponentInfo);
};
 
#endif