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sxy_task_mvpoint.h

Go to the documentation of this file.

#ifndef task_mvpoint_h
#define task_mvpoint_h

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

#include <xy.h>

#include "sxy_graph.h"
#include "sxy_task.h"

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

class SXYGraph;
class SXYChart;
class SXYCurve;

// ----------------------------------------------------------------------
//* Define uma tarefa de movimentação de um ponto em um gráfico

class SXYTaskMovePoint : public SXYTask {
   unsigned int button;

   unsigned int is_moving;

   int ref_x;

   int ref_y;

   int shift_x;

   int shift_y;

   unsigned int lock_x;

   unsigned int lock_y;

   double original_xvalue;

   double original_yvalue;

   SXYChart*  user_chart;

   SXYCurve*  user_curve;

   unsigned int user_mask;

   unsigned int user_series;

   unsigned int user_point;

 private:

   void resetAttributes(void);
   void drawCoordinate(void);

 public:

  void lockHorizontal( unsigned int l );
  void lockVertical( unsigned int l );
  unsigned int  isHorizontallyLocked( void );
  unsigned int  isVerticallyLocked( void );

  SXYTaskReturn mouseEnter(SXYGraph* graph);
  SXYTaskReturn mouseLeave(SXYGraph* graph);
  SXYTaskReturn mouseClick(SXYGraph* graph, 
        int b, int x, int y, int sft, int ctr);
  SXYTaskReturn mouseUnclick(SXYGraph* graph, 
        int b, int x, int y, int sft, int ctr);
  SXYTaskReturn mouseMotion(SXYGraph* graph, 
        int x, int y, int sft, int ctr);


  SXYTaskMovePoint(unsigned int button=1);
  virtual ~SXYTaskMovePoint();
};

#endif

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SXY
Tecgraf / PUC-Rio - Computer Graphics Technology Group