vtkAxisActor2D.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkAxisActor2D.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkAxisActor2D_h
#define vtkAxisActor2D_h
 
#include "vtkRenderingAnnotationModule.h" // For export macro
#include "vtkActor2D.h"
 
class vtkPolyDataMapper2D;
class vtkPolyData;
class vtkTextMapper;
class vtkTextProperty;
 
#define VTK_MAX_LABELS 25
 
class VTKRENDERINGANNOTATION_EXPORT vtkAxisActor2D : public vtkActor2D
{
public:
  vtkTypeMacro(vtkAxisActor2D,vtkActor2D);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  static vtkAxisActor2D *New();
 
 
  virtual vtkCoordinate *GetPoint1Coordinate()
    { return this->GetPositionCoordinate(); };
  virtual void SetPoint1(double x[2]) { this->SetPosition(x); };
  virtual void SetPoint1(double x, double y) { this->SetPosition(x,y); };
  virtual double *GetPoint1() { return this->GetPosition(); };
 
 
  virtual vtkCoordinate *GetPoint2Coordinate()
    { return this->GetPosition2Coordinate(); };
  virtual void SetPoint2(double x[2]) { this->SetPosition2(x); };
  virtual void SetPoint2(double x, double y) { this->SetPosition2(x,y); };
  virtual double *GetPoint2() { return this->GetPosition2(); };
 
 
  vtkSetVector2Macro(Range,double);
  vtkGetVectorMacro(Range,double,2);
 
 
  vtkSetMacro(RulerMode,int);
  vtkGetMacro(RulerMode,int);
  vtkBooleanMacro(RulerMode,int);
 
 
  vtkSetClampMacro(RulerDistance,double,0,VTK_FLOAT_MAX);
  vtkGetMacro(RulerDistance,double);
 
 
  vtkSetClampMacro(NumberOfLabels, int, 2, VTK_MAX_LABELS);
  vtkGetMacro(NumberOfLabels, int);
 
 
  vtkSetStringMacro(LabelFormat);
  vtkGetStringMacro(LabelFormat);
 
 
  vtkSetMacro(AdjustLabels, int);
  vtkGetMacro(AdjustLabels, int);
  vtkBooleanMacro(AdjustLabels, int);
  virtual double *GetAdjustedRange()
    {
      this->UpdateAdjustedRange();
      return this->AdjustedRange;
    }
  virtual void GetAdjustedRange(double &_arg1, double &_arg2)
    {
      this->UpdateAdjustedRange();
      _arg1 = this->AdjustedRange[0];
      _arg2 = this->AdjustedRange[1];
    };
  virtual void GetAdjustedRange(double _arg[2])
    {
      this->GetAdjustedRange(_arg[0], _arg[1]);
    }
  virtual int GetAdjustedNumberOfLabels()
    {
      this->UpdateAdjustedRange();
      return this->AdjustedNumberOfLabels;
    }
 
 
  vtkSetStringMacro(Title);
  vtkGetStringMacro(Title);
 
 
  virtual void SetTitleTextProperty(vtkTextProperty *p);
  vtkGetObjectMacro(TitleTextProperty,vtkTextProperty);
 
 
  virtual void SetLabelTextProperty(vtkTextProperty *p);
  vtkGetObjectMacro(LabelTextProperty,vtkTextProperty);
 
 
  vtkSetClampMacro(TickLength, int, 0, 100);
  vtkGetMacro(TickLength, int);
 
 
  vtkSetClampMacro(NumberOfMinorTicks, int, 0, 20);
  vtkGetMacro(NumberOfMinorTicks, int);
 
 
  vtkSetClampMacro(MinorTickLength, int, 0, 100);
  vtkGetMacro(MinorTickLength, int);
 
 
  vtkSetClampMacro(TickOffset, int, 0, 100);
  vtkGetMacro(TickOffset, int);
 
 
  vtkSetMacro(AxisVisibility, int);
  vtkGetMacro(AxisVisibility, int);
  vtkBooleanMacro(AxisVisibility, int);
 
 
  vtkSetMacro(TickVisibility, int);
  vtkGetMacro(TickVisibility, int);
  vtkBooleanMacro(TickVisibility, int);
 
 
  vtkSetMacro(LabelVisibility, int);
  vtkGetMacro(LabelVisibility, int);
  vtkBooleanMacro(LabelVisibility, int);
 
 
  vtkSetMacro(TitleVisibility, int);
  vtkGetMacro(TitleVisibility, int);
  vtkBooleanMacro(TitleVisibility, int);
 
 
  vtkSetMacro(TitlePosition, double);
  vtkGetMacro(TitlePosition, double);
 
 
  vtkSetClampMacro(FontFactor, double, 0.1, 2.0);
  vtkGetMacro(FontFactor, double);
 
 
  vtkSetClampMacro(LabelFactor, double, 0.1, 2.0);
  vtkGetMacro(LabelFactor, double);
 
 
  int RenderOverlay(vtkViewport* viewport);
  int RenderOpaqueGeometry(vtkViewport* viewport);
  virtual int RenderTranslucentPolygonalGeometry(vtkViewport *) {return 0;}
 
  virtual int HasTranslucentPolygonalGeometry();
 
  void ReleaseGraphicsResources(vtkWindow *);
 
 
  static void ComputeRange(double inRange[2],
                           double outRange[2],
                           int inNumTicks,
                           int &outNumTicks,
                           double &interval);
 
 
  static int SetMultipleFontSize(vtkViewport *viewport,
                                 vtkTextMapper **textMappers,
                                 int nbOfMappers,
                                 int *targetSize,
                                 double factor,
                                 int *stringSize);
 
 
  vtkSetMacro(SizeFontRelativeToAxis,int);
  vtkGetMacro(SizeFontRelativeToAxis,int);
  vtkBooleanMacro(SizeFontRelativeToAxis,int);
 
  void ShallowCopy(vtkProp *prop);
 
protected:
  vtkAxisActor2D();
  ~vtkAxisActor2D();
 
  vtkTextProperty *TitleTextProperty;
  vtkTextProperty *LabelTextProperty;
 
  char  *Title;
  double Range[2];
  double TitlePosition;
  int    RulerMode;
  double RulerDistance;
  int   NumberOfLabels;
  char  *LabelFormat;
  int   AdjustLabels;
  double FontFactor;
  double LabelFactor;
  int   TickLength;
  int   MinorTickLength;
  int   TickOffset;
  int NumberOfMinorTicks;
 
  double AdjustedRange[2];
  int   AdjustedNumberOfLabels;
  int   NumberOfLabelsBuilt;
 
  int   AxisVisibility;
  int   TickVisibility;
  int   LabelVisibility;
  int   TitleVisibility;
 
  int   LastPosition[2];
  int   LastPosition2[2];
 
  int   LastSize[2];
  int   LastMaxLabelSize[2];
 
  int  SizeFontRelativeToAxis;
 
  virtual void BuildAxis(vtkViewport *viewport);
  static double ComputeStringOffset(double width, double height, double theta);
  static void SetOffsetPosition(double xTick[3], double theta,
                                int stringHeight, int stringWidth,
                                int offset, vtkActor2D *actor);
  virtual void UpdateAdjustedRange();
 
  vtkTextMapper *TitleMapper;
  vtkActor2D    *TitleActor;
 
  vtkTextMapper **LabelMappers;
  vtkActor2D    **LabelActors;
 
  vtkPolyData         *Axis;
  vtkPolyDataMapper2D *AxisMapper;
  vtkActor2D          *AxisActor;
 
  vtkTimeStamp  AdjustedRangeBuildTime;
  vtkTimeStamp  BuildTime;
 
private:
  vtkAxisActor2D(const vtkAxisActor2D&);  // Not implemented.
  void operator=(const vtkAxisActor2D&);  // Not implemented.
};
 
 
#endif