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61 lines
1.9 KiB
61 lines
1.9 KiB
2 years ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkInteractorStyleRubberBandZoom.h,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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// .NAME vtkInteractorStyleRubberBandZoom - zoom in by amount indicated by rubber band box
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// .SECTION Description
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// This interactor style allows the user to draw a rectangle in the render
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// window using the left mouse button. When the mouse button is released,
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// the current camera zooms by an amount determined from the shorter side of
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// the drawn rectangle.
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#ifndef __vtkInteractorStyleRubberBandZoom_h
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#define __vtkInteractorStyleRubberBandZoom_h
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#include "vtkInteractorStyle.h"
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class vtkUnsignedCharArray;
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class VTK_RENDERING_EXPORT vtkInteractorStyleRubberBandZoom : public vtkInteractorStyle
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{
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public:
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static vtkInteractorStyleRubberBandZoom *New();
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vtkTypeRevisionMacro(vtkInteractorStyleRubberBandZoom, vtkInteractorStyle);
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void PrintSelf(ostream& os, vtkIndent indent);
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// Description:
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// Event bindings
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virtual void OnMouseMove();
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virtual void OnLeftButtonDown();
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virtual void OnLeftButtonUp();
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protected:
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vtkInteractorStyleRubberBandZoom();
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~vtkInteractorStyleRubberBandZoom();
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virtual void Zoom();
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int StartPosition[2];
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int EndPosition[2];
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int Moving;
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vtkUnsignedCharArray *PixelArray;
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private:
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vtkInteractorStyleRubberBandZoom(const vtkInteractorStyleRubberBandZoom&); // Not implemented
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void operator=(const vtkInteractorStyleRubberBandZoom&); // Not implemented
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};
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#endif
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