You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
340 lines
9.4 KiB
C++
340 lines
9.4 KiB
C++
/*=========================================================================
|
|
|
|
Program: Visualization Toolkit
|
|
Module: vtkResliceCursorRepresentation.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.
|
|
|
|
=========================================================================*/
|
|
/**
|
|
* @class vtkResliceCursorRepresentation
|
|
* @brief represent the vtkResliceCursorWidget
|
|
*
|
|
* This class is the base class for the reslice cursor representation
|
|
* subclasses. It represents a cursor that may be interactively translated,
|
|
* rotated through an image and perform thick / thick reformats.
|
|
* @sa
|
|
* vtkResliceCursorLineRepresentation vtkResliceCursorThickLineRepresentation
|
|
* vtkResliceCursorWidget vtkResliceCursor
|
|
*/
|
|
|
|
#ifndef vtkResliceCursorRepresentation_h
|
|
#define vtkResliceCursorRepresentation_h
|
|
|
|
#include "vtkInteractionWidgetsModule.h" // For export macro
|
|
#include "vtkWidgetRepresentation.h"
|
|
|
|
class vtkTextProperty;
|
|
class vtkActor2D;
|
|
class vtkTextMapper;
|
|
class vtkImageData;
|
|
class vtkImageReslice;
|
|
class vtkPlane;
|
|
class vtkPlaneSource;
|
|
class vtkResliceCursorPolyDataAlgorithm;
|
|
class vtkResliceCursor;
|
|
class vtkMatrix4x4;
|
|
class vtkScalarsToColors;
|
|
class vtkImageMapToColors;
|
|
class vtkActor;
|
|
class vtkImageActor;
|
|
class vtkTexture;
|
|
class vtkTextActor;
|
|
class vtkImageAlgorithm;
|
|
|
|
class VTKINTERACTIONWIDGETS_EXPORT vtkResliceCursorRepresentation : public vtkWidgetRepresentation
|
|
{
|
|
public:
|
|
//@{
|
|
/**
|
|
* Standard VTK methods.
|
|
*/
|
|
vtkTypeMacro(vtkResliceCursorRepresentation,vtkWidgetRepresentation);
|
|
void PrintSelf(ostream& os, vtkIndent indent);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* The tolerance representing the distance to the representation (in
|
|
* pixels) in which the cursor is considered near enough to the
|
|
* representation to be active.
|
|
*/
|
|
vtkSetClampMacro(Tolerance,int,1,100);
|
|
vtkGetMacro(Tolerance,int);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Show the resliced image ?
|
|
*/
|
|
vtkSetMacro( ShowReslicedImage, int );
|
|
vtkGetMacro( ShowReslicedImage, int );
|
|
vtkBooleanMacro( ShowReslicedImage, int );
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Make sure that the resliced image remains within the volume.
|
|
* Default is On.
|
|
*/
|
|
vtkSetMacro(RestrictPlaneToVolume,int);
|
|
vtkGetMacro(RestrictPlaneToVolume,int);
|
|
vtkBooleanMacro(RestrictPlaneToVolume,int);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Specify the format to use for labelling the distance. Note that an empty
|
|
* string results in no label, or a format string without a "%" character
|
|
* will not print the thickness value.
|
|
*/
|
|
vtkSetStringMacro(ThicknessLabelFormat);
|
|
vtkGetStringMacro(ThicknessLabelFormat);
|
|
//@}
|
|
|
|
// Used to communicate about the state of the representation
|
|
enum { Outside=0, NearCenter, NearAxis1, NearAxis2,
|
|
OnCenter, OnAxis1, OnAxis2};
|
|
enum { None=0, PanAndRotate, RotateBothAxes,
|
|
ResizeThickness, WindowLevelling };
|
|
|
|
/**
|
|
* Get the text shown in the widget's label.
|
|
*/
|
|
virtual char* GetThicknessLabelText();
|
|
|
|
//@{
|
|
/**
|
|
* Get the position of the widget's label in display coordinates.
|
|
*/
|
|
virtual double* GetThicknessLabelPosition();
|
|
virtual void GetThicknessLabelPosition(double pos[3]);
|
|
virtual void GetWorldThicknessLabelPosition(double pos[3]);
|
|
//@}
|
|
|
|
/**
|
|
* These are methods that satisfy vtkWidgetRepresentation's API.
|
|
*/
|
|
virtual void BuildRepresentation();
|
|
|
|
//@{
|
|
/**
|
|
* Get the current reslice class and reslice axes
|
|
*/
|
|
vtkGetObjectMacro( ResliceAxes, vtkMatrix4x4 );
|
|
vtkGetObjectMacro( Reslice, vtkImageAlgorithm );
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Get the displayed image actor
|
|
*/
|
|
vtkGetObjectMacro( ImageActor, vtkImageActor );
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Set/Get the internal lookuptable (lut) to one defined by the user, or,
|
|
* alternatively, to the lut of another Reslice cusror widget. In this way,
|
|
* a set of three orthogonal planes can share the same lut so that
|
|
* window-levelling is performed uniformly among planes. The default
|
|
* internal lut can be re- set/allocated by setting to 0 (NULL).
|
|
*/
|
|
virtual void SetLookupTable(vtkScalarsToColors*);
|
|
vtkGetObjectMacro(LookupTable,vtkScalarsToColors);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Convenience method to get the vtkImageMapToColors filter used by this
|
|
* widget. The user can properly render other transparent actors in a
|
|
* scene by calling the filter's SetOutputFormatToRGB and
|
|
* PassAlphaToOutputOff.
|
|
*/
|
|
vtkGetObjectMacro(ColorMap, vtkImageMapToColors);
|
|
virtual void SetColorMap(vtkImageMapToColors *);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Set/Get the current window and level values. SetWindowLevel should
|
|
* only be called after SetInput. If a shared lookup table is being used,
|
|
* a callback is required to update the window level values without having
|
|
* to update the lookup table again.
|
|
*/
|
|
void SetWindowLevel(double window, double level, int copy = 0);
|
|
void GetWindowLevel(double wl[2]);
|
|
double GetWindow(){return this->CurrentWindow;}
|
|
double GetLevel(){return this->CurrentLevel;}
|
|
//@}
|
|
|
|
virtual vtkResliceCursor * GetResliceCursor() = 0;
|
|
|
|
//@{
|
|
/**
|
|
* Enable/disable text display of window-level, image coordinates and
|
|
* scalar values in a render window.
|
|
*/
|
|
vtkSetMacro(DisplayText,int);
|
|
vtkGetMacro(DisplayText,int);
|
|
vtkBooleanMacro(DisplayText,int);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Set/Get the text property for the image data and window-level annotation.
|
|
*/
|
|
void SetTextProperty(vtkTextProperty* tprop);
|
|
vtkTextProperty* GetTextProperty();
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Render as a 2D image, or render as a plane with a texture in physical
|
|
* space.
|
|
*/
|
|
vtkSetMacro( UseImageActor, int );
|
|
vtkGetMacro( UseImageActor, int );
|
|
vtkBooleanMacro( UseImageActor, int );
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* INTERNAL - Do not use
|
|
* Set the manipulation mode. This is done by the widget
|
|
*/
|
|
void SetManipulationMode( int m );
|
|
vtkGetMacro(ManipulationMode, int);
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* INTERNAL - Do not use.
|
|
* Internal methods used by the widget to manage text displays
|
|
* for annotations.
|
|
*/
|
|
void ActivateText(int);
|
|
void ManageTextDisplay();
|
|
//@}
|
|
|
|
//@{
|
|
/**
|
|
* Initialize the reslice planes and the camera center. This is done
|
|
* automatically, the first time we render.
|
|
*/
|
|
virtual void InitializeReslicePlane();
|
|
virtual void ResetCamera();
|
|
//@}
|
|
|
|
/**
|
|
* Get the underlying cursor source.
|
|
*/
|
|
virtual vtkResliceCursorPolyDataAlgorithm * GetCursorAlgorithm() = 0;
|
|
|
|
//@{
|
|
/**
|
|
* Get the plane source on which the texture (the thin/thick resliced
|
|
* image is displayed)
|
|
*/
|
|
vtkGetObjectMacro( PlaneSource, vtkPlaneSource );
|
|
//@}
|
|
|
|
protected:
|
|
vtkResliceCursorRepresentation();
|
|
~vtkResliceCursorRepresentation();
|
|
|
|
//@{
|
|
/**
|
|
* Create New Reslice plane. Allows subclasses to override and crate
|
|
* their own reslice filters to respond to the widget.
|
|
*/
|
|
virtual void CreateDefaultResliceAlgorithm();
|
|
virtual void SetResliceParameters(
|
|
double outputSpacingX, double outputSpacingY,
|
|
int extentX, int extentY );
|
|
//@}
|
|
|
|
/**
|
|
* Process window level
|
|
*/
|
|
virtual void WindowLevel( double x, double y );
|
|
|
|
/**
|
|
* Update the reslice plane
|
|
*/
|
|
virtual void UpdateReslicePlane();
|
|
|
|
/**
|
|
* Compute the origin of the planes so as to capture the entire image.
|
|
*/
|
|
virtual void ComputeReslicePlaneOrigin();
|
|
|
|
// for negative window values.
|
|
void InvertTable();
|
|
|
|
// recompute origin to make the location of the reslice cursor consistent
|
|
// with its physical location
|
|
virtual void ComputeOrigin( vtkMatrix4x4 * );
|
|
|
|
//@{
|
|
void GetVector1( double d[3] );
|
|
void GetVector2( double d[3] );
|
|
//@}
|
|
|
|
/**
|
|
* The widget sets the manipulation mode. This can be one of :
|
|
* None, PanAndRotate, RotateBothAxes, ResizeThickness
|
|
*/
|
|
int ManipulationMode;
|
|
|
|
// Keep track if modifier is set
|
|
int Modifier;
|
|
|
|
// Selection tolerance for the handles
|
|
int Tolerance;
|
|
|
|
// Format for printing the distance
|
|
char *ThicknessLabelFormat;
|
|
|
|
vtkImageAlgorithm * Reslice;
|
|
vtkPlaneSource * PlaneSource;
|
|
int RestrictPlaneToVolume;
|
|
int ShowReslicedImage;
|
|
vtkTextProperty * ThicknessTextProperty;
|
|
vtkTextMapper * ThicknessTextMapper;
|
|
vtkActor2D * ThicknessTextActor;
|
|
vtkMatrix4x4 * ResliceAxes;
|
|
vtkMatrix4x4 * NewResliceAxes;
|
|
vtkImageMapToColors * ColorMap;
|
|
vtkActor * TexturePlaneActor;
|
|
vtkTexture * Texture;
|
|
vtkScalarsToColors * LookupTable;
|
|
vtkImageActor * ImageActor;
|
|
vtkTextActor * TextActor;
|
|
double OriginalWindow;
|
|
double OriginalLevel;
|
|
double CurrentWindow;
|
|
double CurrentLevel;
|
|
double InitialWindow;
|
|
double InitialLevel;
|
|
double LastEventPosition[2];
|
|
int UseImageActor;
|
|
char TextBuff[128];
|
|
int DisplayText;
|
|
|
|
vtkScalarsToColors * CreateDefaultLookupTable();
|
|
void GenerateText();
|
|
|
|
private:
|
|
vtkResliceCursorRepresentation(const vtkResliceCursorRepresentation&) VTK_DELETE_FUNCTION;
|
|
void operator=(const vtkResliceCursorRepresentation&) VTK_DELETE_FUNCTION;
|
|
};
|
|
|
|
#endif
|