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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef itkTkImageViewer2D_h
#define itkTkImageViewer2D_h
#include "itkObject.h"
#include "itkImage.h"
#include "itkFlipImageFilter.h"
#include "itkRescaleIntensityImageFilter.h"
#include <tcl.h>
namespace itk
{
/** \class TkImageViewer2D
* \brief View an ITK image in a Tk window.
*/
class TkImageViewer2D : public ProcessObject
{
public:
/** Standard ITK class members. */
typedef TkImageViewer2D Self;
typedef SmartPointer<Self> Pointer;
typedef ProcessObject Superclass;
itkTypeMacro(TkImageViewer2D, ProcessObject);
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** The type of the input image. */
typedef Image<unsigned short, 2> InputImageType;
/** Set/Get the Tcl interpreter. */
void SetInterpreter(Tcl_Interp* interp);
Tcl_Interp* GetInterpreter() const;
/** Set/Get the name of the Tk image. */
void SetImageName(const char* name);
const char* GetImageName() const;
/** Set/Get the name of the Tk canvas. */
void SetCanvasName(const char* name);
const char* GetCanvasName() const;
void SetInput(InputImageType* input);
InputImageType* GetInput();
void Draw();
protected:
TkImageViewer2D();
~TkImageViewer2D();
// The Tcl interpreter associated with the Tk window.
Tcl_Interp* m_Interpreter;
// The name of the Tk image.
std::string m_ImageName;
// The name of the Tk canvas.
std::string m_CanvasName;
// The filter to flip the Y-axis.
typedef FlipImageFilter<InputImageType> FlipFilter;
FlipFilter::Pointer m_FlipFilter;
// The filter to scale the image to 256 shades of gray.
typedef RescaleIntensityImageFilter<FlipFilter::OutputImageType,
itk::Image<unsigned char, 2> >
RescaleFilter;
RescaleFilter::Pointer m_RescaleFilter;
private:
TkImageViewer2D(const Self&); // Not implemented.
void operator=(const Self&); // Not implemented.
};
} // namespace itk
#endif // _itkTkImageViewer2D_h
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