renderthread.h

#ifndef RENDERTHREAD_H
#define RENDERTHREAD_H

#include "graph.h"
#include <QMutex>
#include <QSize>
#include <QThread>
#include <QPen>
#include <QBrush>
#include <QWaitCondition>

class QImage;

class RenderThread : public QThread {
    Q_OBJECT

public:
    RenderThread(QObject *parent = 0);
    ~RenderThread();

    void render(Graph* g, QSize resSize, QPen ePen, QBrush nBrush, QPen nPen, double nRad, bool vEdges = true, bool vNodes = true,  bool vDescr = true, bool w = false, bool b = false);

signals:
    void renderedImage(const QImage &image);
    void setStatus(QString s);

protected:
    void run();

    Graph* graph;
    QMutex mutex;
    QWaitCondition condition;
    QSize resultSize;
    bool restart;
    bool abort;

    /* GRAPH VARIABLES */
    bool visibleEdges;
    bool visibleNodes;
    bool showDescriptions;
    bool wrap;
    bool bundle;
        
    QPen edgePen;
    QBrush nodeBrush;
    QPen nodePen;
    double nodeRadius;

    QPointF getWindowCoordinate(QPointF point) {return QPointF(point.x() * resultSize.width(), point.y() * resultSize.height());}
    QPolygonF getWindowCoordinates(QPolygonF poly) {QMatrix transform; transform.scale(resultSize.width(), resultSize.height()); return transform.map(poly);};
};

#endif // RENDERTHREAD_H