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00001 #ifndef COIN_SOEXTSELECTION_H 00002 #define COIN_SOEXTSELECTION_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) 1998-2007 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 http://www.coin3d.org/ for more information. 00021 * 00022 * Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/nodes/SoSubNode.h> 00028 #include <Inventor/nodes/SoSelection.h> 00029 #include <Inventor/fields/SoSFEnum.h> 00030 #include <stddef.h> // NULL 00031 00032 #ifndef COIN_INTERNAL 00033 #include <Inventor/actions/SoCallbackAction.h> 00034 #endif // !COIN_INTERNAL 00035 00036 class SbColor; 00037 class SbVec3f; 00038 class SbVec2f; 00039 class SbVec2s; 00040 class SbViewportRegion; 00041 class SoPrimitiveVertex; 00042 00043 // This shouldn't strictly be necessary, but the OSF1/cxx compiler 00044 // complains if this is left out, while using the "friend class 00045 // SoExtSelectionP" statement in the class definition. 00046 class SoExtSelectionP; 00047 00048 00049 typedef SbBool SoExtSelectionTriangleCB(void * userdata, 00050 SoCallbackAction * action, 00051 const SoPrimitiveVertex * v1, 00052 const SoPrimitiveVertex * v2, 00053 const SoPrimitiveVertex * v3); 00054 00055 typedef SbBool SoExtSelectionLineSegmentCB(void * userdata, 00056 SoCallbackAction * action, 00057 const SoPrimitiveVertex * v1, 00058 const SoPrimitiveVertex * v2); 00059 00060 typedef SbBool SoExtSelectionPointCB(void * userdata, 00061 SoCallbackAction * action, 00062 const SoPrimitiveVertex * v1); 00063 00064 typedef SoPath * SoLassoSelectionFilterCB(void * userdata, const SoPath * path); 00065 00066 00067 class COIN_DLL_API SoExtSelection : public SoSelection { 00068 typedef SoSelection inherited; 00069 00070 SO_NODE_HEADER(SoExtSelection); 00071 00072 public: 00073 static void initClass(void); 00074 SoExtSelection(void); 00075 00076 enum LassoType { 00077 NOLASSO, LASSO, RECTANGLE 00078 }; 00079 00080 enum LassoPolicy { 00081 FULL_BBOX, PART_BBOX, FULL, PART 00082 }; 00083 00084 enum LassoMode { 00085 ALL_SHAPES, 00086 VISIBLE_SHAPES 00087 }; 00088 00089 SoSFEnum lassoType; 00090 SoSFEnum lassoPolicy; 00091 SoSFEnum lassoMode; 00092 00093 void useOverlay(SbBool overlay = TRUE); 00094 SbBool isUsingOverlay(void); 00095 SoSeparator * getOverlaySceneGraph(void); 00096 void setOverlayLassoColorIndex(const int index); 00097 int getOverlayLassoColorIndex(void); 00098 void setLassoColor(const SbColor & color); 00099 const SbColor & getLassoColor(void); 00100 void setLassoWidth(const float width); 00101 float getLassoWidth(void); 00102 void setOverlayLassoPattern(const unsigned short pattern); 00103 unsigned short getOverlayLassoPattern(void); 00104 void animateOverlayLasso(const SbBool animate = TRUE); 00105 SbBool isOverlayLassoAnimated(void); 00106 00107 virtual void handleEvent(SoHandleEventAction * action); 00108 virtual void GLRenderBelowPath(SoGLRenderAction * action); 00109 00110 void select(SoNode * root, int numcoords, SbVec2f * lasso, 00111 const SbViewportRegion & vp, SbBool shiftpolicy); 00112 void select(SoNode * root, int numcoords, SbVec3f * lasso, 00113 const SbViewportRegion & vp, SbBool shiftkeypolicy); 00114 const SbVec2s * getLassoCoordsDC(int & numCoords); 00115 const SbVec3f * getLassoCoordsWC(int & numCoords); 00116 const SoPathList & getSelectionPathList() const; 00117 00118 void setLassoFilterCallback(SoLassoSelectionFilterCB * f, void * userdata = NULL, 00119 const SbBool callonlyifselectable = TRUE); 00120 00121 void setTriangleFilterCallback(SoExtSelectionTriangleCB * func, 00122 void * userdata = NULL); 00123 void setLineSegmentFilterCallback(SoExtSelectionLineSegmentCB * func, 00124 void * userdata = NULL); 00125 void setPointFilterCallback(SoExtSelectionPointCB * func, 00126 void * userdata = NULL); 00127 SbBool wasShiftDown(void) const; 00128 00129 protected: 00130 virtual ~SoExtSelection(); 00131 00132 private: 00133 void draw(SoGLRenderAction * action); 00134 00135 friend class SoExtSelectionP; 00136 class SoExtSelectionP * pimpl; 00137 }; 00138 00139 #endif // !COIN_SOEXTSELECTION_H
Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.
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