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imaging/vtkXTextMapper.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkXTextMapper.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 =========================================================================*/
00054 #ifndef __vtkXTextMapper_h
00055 #define __vtkXTextMapper_h
00056 
00057 #include "vtkTextMapper.h"
00058 
00059 #include        <X11/Xlib.h>
00060 #include        <X11/Xutil.h>
00061 #include        <X11/cursorfont.h>
00062 #include        <X11/X.h>
00063 #include        <X11/keysym.h>
00064 
00065 
00066 class VTK_EXPORT vtkXTextMapper : public vtkTextMapper
00067 {
00068 public:
00069   vtkTypeMacro(vtkXTextMapper,vtkTextMapper);
00070   static vtkXTextMapper *New();
00071 
00074   void SetFontSize(int size);
00075 
00077   void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor);
00078 
00080   void GetSize(vtkViewport* viewport, int size[2]);
00081 
00082 protected:
00083   vtkXTextMapper();
00084   ~vtkXTextMapper() {};
00085   vtkXTextMapper(const vtkXTextMapper&) {};
00086   void operator=(const vtkXTextMapper&) {};
00087 
00089   void DetermineSize(vtkViewport *viewport, int size[2]);
00090 
00091   Font CurrentFont;
00092 
00093   // Size of the Text.
00094   vtkTimeStamp  SizeMTime;
00095   int           Size[2];
00096   int           ViewportSize[2];
00097 };
00098 
00099 
00100 
00101 
00102 #endif
00103 
00104 
00105 

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