GuidelineProjectorConstantX.h

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/******************************************************************************************************
 * (C) 2019 markummitchell@github.com. This file is part of Engauge Digitizer, which is released      *
 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission.     *
 ******************************************************************************************************/
 
#ifndef GUIDELINE_PROJECTOR_CONSTANT_X_H
#define GUIDELINE_PROJECTOR_CONSTANT_X_H
 
#include "GuidelineProjectorAbstract.h"
#include <QLineF>
#include <QList>
#include <QPointF>
 
class QRectF;
class Transformation;

class GuidelineProjectorConstantX : public GuidelineProjectorAbstract
{
public:
  GuidelineProjectorConstantX();
  ~GuidelineProjectorConstantX();  

  QLineF fromCoordinateX (const Transformation &transformation,
                          const QRectF &sceneRect,
                          double xGraph);

  QLineF fromPosScreen (const Transformation &transformation,
                        const QRectF &sceneRect,
                        const QPointF &posScreen);
 
private:
 
  void addSide (const Transformation &transformation,
                double x,
                const QPointF &p1,
                const QPointF &p2,
                QList<QPointF> &intersections);
 
};
 
#endif // GUIDELINE_PROJECTOR_CONSTANT_X_H