#pragma once

#ifndef T_BLUREDBRUSH

#define T_BLUREDBRUSH

#include "traster.h"

#include "trastercm.h"

#include "tcurves.h"

#include <qpainter></qpainter>

#include <qimage></qimage>

#include <qset></qset>

//=======================================================

//

// BluredBrush

//

//=======================================================

class BluredBrush {

  TRaster32P m_ras;

  QImage m_rasImage;

  int m_size;

  QRadialGradient m_gradient;

  TThickPoint m_lastPoint;

  double m_oldOpacity;

  bool m_enableDynamicOpacity;

  QSet<int> m_aboveStyleIds;</int>

  double getNextPadPosition(const TThickQuadratic &q, double t) const;

public:

  BluredBrush(const TRaster32P &ras, int size, const QRadialGradient &gradient,

              bool doDynamicOpacity);

  ~BluredBrush();

  void addPoint(const TThickPoint &p, double opacity, bool keepDistance = false);

  void addArc(const TThickPoint &pa, const TThickPoint &pb,

              const TThickPoint &pc, double opacityA, double opacityC);

  TRect getBoundFromPoints(const std::vector<tthickpoint> &points) const;</tthickpoint>

  // colormapped

  void updateDrawing(const TRasterCM32P rasCM, const TRasterCM32P rasBackupCM,

                     const TRect &bbox, int styleId, int drawOrderMode,

                     bool lockAlpha) const;

  void eraseDrawing(const TRasterCM32P rasCM, const TRasterCM32P rasBackupCM,

                    const TRect &bbox, bool selective, int selectedStyleId,

                    const std::wstring &mode) const;

  void setAboveStyleIds(QSet<int> &ids) { m_aboveStyleIds = ids; }</int>

  // fullcolor

  void updateDrawing(const TRasterP ras, const TRasterP rasBackup,

                     const TPixel32 &color, const TRect &bbox,

                     double opacity) const;

  void eraseDrawing(const TRasterP ras, const TRasterP rasBackup,

                    const TRect &bbox, double opacity) const;

};

#endif  // T_BLUREDBRUSH