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SbViewportRegion.h

00001 #ifndef COIN_SBVIEWPORTREGION_H 00002 #define COIN_SBVIEWPORTREGION_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2004 by Systems in Motion. All rights reserved. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Systems in Motion about acquiring 00018 * a Coin Professional Edition License. 00019 * 00020 * See <URL:http://www.coin3d.org/> for more information. 00021 * 00022 * Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY. 00023 * <URL:http://www.sim.no/>. 00024 * 00025 \**************************************************************************/ 00026 00027 #include <stdio.h> 00028 #include <Inventor/SbVec2s.h> 00029 #include <Inventor/SbVec2f.h> 00030 00031 class COIN_DLL_API SbViewportRegion { 00032 public: 00033 SbViewportRegion(void); 00034 SbViewportRegion(short width, short height); 00035 SbViewportRegion(SbVec2s winSize); 00036 SbViewportRegion(const SbViewportRegion & vpReg); 00037 00038 void setWindowSize(short width, short height); 00039 void setWindowSize(SbVec2s winSize); 00040 void setViewport(float left, float bottom, 00041 float width, float height); 00042 void setViewport(SbVec2f origin, SbVec2f size); 00043 void setViewportPixels(short left, short bottom, 00044 short width, short height); 00045 void setViewportPixels(SbVec2s origin, SbVec2s size); 00046 const SbVec2s & getWindowSize(void) const; 00047 const SbVec2f & getViewportOrigin(void) const; 00048 const SbVec2s & getViewportOriginPixels(void) const; 00049 const SbVec2f & getViewportSize(void) const; 00050 const SbVec2s & getViewportSizePixels(void) const; 00051 float getViewportAspectRatio(void) const; 00052 void scaleWidth(float ratio); 00053 void scaleHeight(float ratio); 00054 void setPixelsPerInch(float ppi); 00055 float getPixelsPerInch(void) const; 00056 float getPixelsPerPoint(void) const; 00057 friend COIN_DLL_API int operator ==(const SbViewportRegion & reg1, 00058 const SbViewportRegion & reg2); 00059 00060 void print(FILE * file) const; 00061 00062 private: 00063 SbVec2s winsize; 00064 SbVec2f vporigin; 00065 SbVec2f vpsize; 00066 SbVec2s vporigin_s; 00067 SbVec2s vpsize_s; 00068 float pixperinch; 00069 }; 00070 00071 COIN_DLL_API int operator ==(const SbViewportRegion & reg1, const SbViewportRegion & reg2); 00072 00073 #endif // !COIN_SBVIEWPORTREGION_H

Copyright © 1998-2004 by Systems in Motion AS. All rights reserved.

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