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imaging/vtkScaledTextActor.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkScaledTextActor.h,v $
00005   Language:  C++
00006 
00007 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00008 All rights reserved.
00009 
00010 Redistribution and use in source and binary forms, with or without
00011 modification, are permitted provided that the following conditions are met:
00012 
00013  * Redistributions of source code must retain the above copyright notice,
00014    this list of conditions and the following disclaimer.
00015 
00016  * Redistributions in binary form must reproduce the above copyright notice,
00017    this list of conditions and the following disclaimer in the documentation
00018    and/or other materials provided with the distribution.
00019 
00020  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00021    of any contributors may be used to endorse or promote products derived
00022    from this software without specific prior written permission.
00023 
00024  * Modified source versions must be plainly marked as such, and must not be
00025    misrepresented as being the original software.
00026 
00027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00028 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00029 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00030 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00032 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00033 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00034 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00035 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00036 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00037 
00038 =========================================================================*/
00055 #ifndef __vtkScaledTextActor_h
00056 #define __vtkScaledTextActor_h
00057 
00058 #include "vtkActor2D.h"
00059 #include "vtkTextMapper.h"
00060 
00061 class VTK_EXPORT vtkScaledTextActor : public vtkActor2D
00062 {
00063 public:
00064   vtkTypeMacro(vtkScaledTextActor,vtkActor2D);
00065   void PrintSelf(ostream& os, vtkIndent indent);
00066 
00069   static vtkScaledTextActor *New();
00070   
00072   void SetMapper(vtkTextMapper *mapper);
00073 
00075   vtkSetVector2Macro(MinimumSize,int);
00076   vtkGetVector2Macro(MinimumSize,int);
00077   
00080   vtkSetMacro(MaximumLineHeight,float);
00081   vtkGetMacro(MaximumLineHeight,float);
00082   
00085   void ShallowCopy(vtkProp *prop);
00086 
00087 //BTX
00092   virtual void ReleaseGraphicsResources(vtkWindow *);
00093 
00097   int RenderOpaqueGeometry(vtkViewport* viewport);
00098   int RenderTranslucentGeometry(vtkViewport* ) {return 0;};
00099   int RenderOverlay(vtkViewport* viewport);
00100 //ETX
00101 
00102 protected:
00103   vtkScaledTextActor();
00104   ~vtkScaledTextActor();
00105   vtkScaledTextActor(const vtkScaledTextActor&) {};
00106   void operator=(const vtkScaledTextActor&) {};
00107 
00108   int MinimumSize[2];
00109   float MaximumLineHeight;
00110 
00111   vtkActor2D *TextActor;
00112   vtkTimeStamp  BuildTime;
00113   int LastSize[2];
00114   int LastOrigin[2];
00115 
00116 private:
00117   // hide the superclass' SetMapper method from the user and the compiler
00118   void SetMapper(vtkMapper2D *mapper) {this->vtkActor2D::SetMapper( mapper );};
00119 };
00120 
00121 
00122 #endif
00123 

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