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.

115 lines
2.9 KiB
C++

/*=========================================================================
Program: Visualization Toolkit
Module: vtkLogoRepresentation.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 vtkLogoRepresentation
* @brief represent the vtkLogoWidget
*
*
* This class provides support for interactively positioning a logo. A logo
* is defined by an instance of vtkImage. The properties of the image,
* including transparency, can be set with an instance of vtkProperty2D. To
* position the logo, use the superclass's Position and Position2 coordinates.
*
* @sa
* vtkLogoWidget
*/
#ifndef vtkLogoRepresentation_h
#define vtkLogoRepresentation_h
#include "vtkBorderRepresentation.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
class vtkImageData;
class vtkImageProperty;
class vtkTexture;
class vtkPolyData;
class vtkPoionts;
class vtkPolyDataMapper2D;
class vtkTexturedActor2D;
class vtkProperty2D;
class VTKINTERACTIONWIDGETS_EXPORT vtkLogoRepresentation : public vtkBorderRepresentation
{
public:
/**
* Instantiate this class.
*/
static vtkLogoRepresentation* New();
//@{
/**
* Standard VTK class methods.
*/
vtkTypeMacro(vtkLogoRepresentation, vtkBorderRepresentation);
void PrintSelf(ostream& os, vtkIndent indent) override;
//@}
//@{
/**
* Specify/retrieve the image to display in the balloon.
*/
virtual void SetImage(vtkImageData* img);
vtkGetObjectMacro(Image, vtkImageData);
//@}
//@{
/**
* Set/get the image property (relevant only if an image is shown).
*/
virtual void SetImageProperty(vtkProperty2D* p);
vtkGetObjectMacro(ImageProperty, vtkProperty2D);
//@}
/**
* Satisfy the superclasses' API.
*/
void BuildRepresentation() override;
//@{
/**
* These methods are necessary to make this representation behave as
* a vtkProp.
*/
void GetActors2D(vtkPropCollection* pc) override;
void ReleaseGraphicsResources(vtkWindow*) override;
int RenderOverlay(vtkViewport*) override;
//@}
protected:
vtkLogoRepresentation();
~vtkLogoRepresentation() override;
// data members
vtkImageData* Image;
vtkProperty2D* ImageProperty;
// Represent the image
vtkTexture* Texture;
vtkPoints* TexturePoints;
vtkPolyData* TexturePolyData;
vtkPolyDataMapper2D* TextureMapper;
vtkTexturedActor2D* TextureActor;
// Helper methods
virtual void AdjustImageSize(double o[2], double borderSize[2], double imageSize[2]);
private:
vtkLogoRepresentation(const vtkLogoRepresentation&) = delete;
void operator=(const vtkLogoRepresentation&) = delete;
};
#endif