1 // Created on: 2007-08-01 2 // Created by: Alexander GRIGORIEV 3 // Copyright (c) 2007-2014 OPEN CASCADE SAS 4 // 5 // This file is part of Open CASCADE Technology software library. 6 // 7 // This library is free software; you can redistribute it and/or modify it under 8 // the terms of the GNU Lesser General Public License version 2.1 as published 9 // by the Free Software Foundation, with special exception defined in the file 10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT 11 // distribution for complete text of the license and disclaimer of any warranty. 12 // 13 // Alternatively, this file may be used under the terms of Open CASCADE 14 // commercial license or contractual agreement. 15 16 #ifndef VrmlData_IndexedLineSet_HeaderFile 17 #define VrmlData_IndexedLineSet_HeaderFile 18 19 #include <VrmlData_Geometry.hxx> 20 #include <VrmlData_Coordinate.hxx> 21 #include <VrmlData_Color.hxx> 22 //#include <Quantity_Color.hxx> 23 24 /** 25 * Data type to store a set of polygons. 26 */ 27 28 class VrmlData_IndexedLineSet : public VrmlData_Geometry 29 { 30 public: 31 // ---------- PUBLIC METHODS ---------- 32 33 34 /** 35 * Empty constructor. 36 */ VrmlData_IndexedLineSet()37 inline VrmlData_IndexedLineSet () 38 : myArrPolygons (0L), 39 myArrColorInd (0L), 40 myNbPolygons (0), 41 myNbColors (0), 42 myColorPerVertex (Standard_True) 43 {} 44 45 /** 46 * Constructor. 47 */ VrmlData_IndexedLineSet(const VrmlData_Scene & theScene,const char * theName,const Standard_Boolean isColorPerVertex=Standard_True)48 inline VrmlData_IndexedLineSet (const VrmlData_Scene& theScene, 49 const char * theName, 50 const Standard_Boolean isColorPerVertex 51 = Standard_True) 52 : VrmlData_Geometry (theScene, theName), 53 myArrPolygons (0L), 54 myArrColorInd (0L), 55 myNbPolygons (0), 56 myNbColors (0), 57 myColorPerVertex (isColorPerVertex) 58 {} 59 60 /** 61 * Query the Coordinates. 62 */ Handle(VrmlData_Coordinate)63 inline const Handle(VrmlData_Coordinate)& 64 Coordinates () const { return myCoords; } 65 66 /** 67 * Set the nodes 68 */ SetCoordinates(const Handle (VrmlData_Coordinate)& theCoord)69 inline void SetCoordinates (const Handle(VrmlData_Coordinate)& theCoord) 70 { myCoords = theCoord; } 71 72 /** 73 * Query the Colors. 74 */ Handle(VrmlData_Color)75 inline const Handle(VrmlData_Color)& 76 Colors () const { return myColors; } 77 78 /** 79 * Set the Color node 80 */ SetColors(const Handle (VrmlData_Color)& theColors)81 inline void SetColors (const Handle(VrmlData_Color)& theColors) 82 { myColors = theColors; } 83 84 // ======================================================================== 85 // =========================== POLYLINES ================================= 86 /** 87 * Query the array of polygons 88 */ Polygons(const Standard_Integer ** & arrPolygons) const89 inline size_t Polygons (const Standard_Integer**& arrPolygons) const 90 { arrPolygons = myArrPolygons; return myNbPolygons; } 91 92 /** 93 * Query one polygon. 94 * @param iPolygon 95 * rank of the polygon [0 .. N-1] 96 * @param outIndice 97 * <tt>[out]</tt> array of vertex indice 98 * @return 99 * number of vertice in the polygon - the dimension of outIndice array 100 */ 101 inline Standard_Integer Polygon(const Standard_Integer iPolygon,const Standard_Integer * & outIndice)102 Polygon (const Standard_Integer iPolygon, 103 const Standard_Integer *& outIndice) 104 { return * (outIndice = myArrPolygons[iPolygon])++; } 105 106 /** 107 * Set the polygons 108 */ SetPolygons(const Standard_Size nPolygons,const Standard_Integer ** thePolygons)109 inline void SetPolygons (const Standard_Size nPolygons, 110 const Standard_Integer ** thePolygons) 111 { myNbPolygons = nPolygons; myArrPolygons = thePolygons; } 112 113 // ======================================================================== 114 // ================================ COLORS ================================ 115 /** 116 * Query the array of color indice 117 * @param arrColorInd 118 * <tt>[out]</tt> array of colorIndex as it is described in VRML2.0 spec 119 * @return 120 * Number of integers in the array arrColorInd. 121 */ ArrayColorInd(const Standard_Integer ** & arrColorInd) const122 inline size_t ArrayColorInd (const Standard_Integer**& arrColorInd) const 123 { arrColorInd = myArrColorInd; return myNbColors; } 124 125 /** 126 * Query a color for one node in the given element. The color is 127 * interpreted according to fields myColors, myArrColorInd, 128 * myColorPerVertex, as defined in VRML 2.0. 129 * @param iFace 130 * rank of the polygon [0 .. N-1] 131 * @param iVertex 132 * rank of the vertex in the polygon [0 .. M-1]. This parameter is ignored 133 * if (myColorPerVertex == False) 134 * @return 135 * Color value (RGB); if the color is indefinite then returns (0., 0., 0.) 136 */ 137 Standard_EXPORT Quantity_Color 138 GetColor (const Standard_Integer iFace, 139 const Standard_Integer iVertex); 140 141 /** 142 * Set the colors array of indice 143 */ SetColorInd(const Standard_Size nIndice,const Standard_Integer ** theIndice)144 inline void SetColorInd (const Standard_Size nIndice, 145 const Standard_Integer ** theIndice) 146 { myNbColors = nIndice; myArrColorInd = theIndice; } 147 148 /** 149 * Set the boolean value "colorPerVertex" 150 */ SetColorPerVertex(const Standard_Boolean isColorPerVertex)151 inline void SetColorPerVertex (const Standard_Boolean isColorPerVertex) 152 { myColorPerVertex = isColorPerVertex; } 153 154 /** 155 * Query the shape. This method checks the flag myIsModified; if True it 156 * should rebuild the shape presentation. 157 */ 158 Standard_EXPORT virtual const Handle(TopoDS_TShape)& 159 TShape () Standard_OVERRIDE; 160 161 /** 162 * Create a copy of this node. 163 * If the parameter is null, a new copied node is created. Otherwise new node 164 * is not created, but rather the given one is modified. 165 */ 166 Standard_EXPORT virtual Handle(VrmlData_Node) 167 Clone (const Handle(VrmlData_Node)& theOther)const Standard_OVERRIDE; 168 169 /** 170 * Read the Node from input stream. 171 */ 172 Standard_EXPORT virtual VrmlData_ErrorStatus 173 Read (VrmlData_InBuffer& theBuffer) Standard_OVERRIDE; 174 175 /** 176 * Write the Node to output stream. 177 */ 178 Standard_EXPORT virtual VrmlData_ErrorStatus 179 Write (const char * thePrefix) const Standard_OVERRIDE; 180 181 /** 182 * Returns True if the node is default, so that it should not be written. 183 */ 184 Standard_EXPORT virtual Standard_Boolean 185 IsDefault () const Standard_OVERRIDE; 186 187 188 private: 189 // ---------- PRIVATE FIELDS ---------- 190 Handle(VrmlData_Coordinate) myCoords; 191 Handle(VrmlData_Color) myColors; 192 const Standard_Integer ** myArrPolygons; 193 const Standard_Integer ** myArrColorInd; 194 Standard_Size myNbPolygons; 195 Standard_Size myNbColors; 196 Standard_Boolean myColorPerVertex; 197 198 public: 199 // Declaration of CASCADE RTTI 200 DEFINE_STANDARD_RTTIEXT(VrmlData_IndexedLineSet,VrmlData_Geometry) 201 }; 202 203 // Definition of HANDLE object using Standard_DefineHandle.hxx 204 DEFINE_STANDARD_HANDLE (VrmlData_IndexedLineSet, VrmlData_Geometry) 205 206 207 #endif 208