[180] | 1 | #ifndef _X3D_PARSER_XERCES__H
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| 2 | #define _X3D_PARSER_XERCES__H
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| 3 |
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| 4 | // ---------------------------------------------------------------------------
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| 5 | // Includes
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| 6 | // ---------------------------------------------------------------------------
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| 7 | #include <xercesc/sax/HandlerBase.hpp>
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[261] | 8 | #include "Mesh.h"
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[180] | 9 |
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| 10 | XERCES_CPP_NAMESPACE_USE
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| 11 | XERCES_CPP_NAMESPACE_BEGIN
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| 12 | class AttributeList;
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| 13 | XERCES_CPP_NAMESPACE_END
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| 14 |
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| 15 | class SceneGraphNode;
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| 16 | class Mesh;
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| 17 | class Material;
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| 18 |
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| 19 | class X3dParseHandlers : public HandlerBase
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| 20 | {
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| 21 | public:
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| 22 | // -----------------------------------------------------------------------
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| 23 | // Constructors and Destructor
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| 24 | // -----------------------------------------------------------------------
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| 25 | X3dParseHandlers(SceneGraphNode *root);
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| 26 | ~X3dParseHandlers();
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| 27 |
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| 28 |
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| 29 | // -----------------------------------------------------------------------
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| 30 | // Getter methods
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| 31 | // -----------------------------------------------------------------------
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| 32 | unsigned int GetElementCount()
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| 33 | {
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| 34 | return mElementCount;
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| 35 | }
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| 36 |
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| 37 | unsigned int GetAttrCount()
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| 38 | {
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| 39 | return mAttrCount;
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| 40 | }
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| 41 |
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| 42 | unsigned int GetCharacterCount()
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| 43 | {
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| 44 | return mCharacterCount;
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| 45 | }
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| 46 |
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| 47 | unsigned int GetSpaceCount()
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| 48 | {
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| 49 | return mSpaceCount;
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| 50 | }
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| 51 |
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| 52 |
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| 53 | // -----------------------------------------------------------------------
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| 54 | // Handlers for the SAX DocumentHandler interface
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| 55 | // -----------------------------------------------------------------------
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| 56 | void endElement(const XMLCh* const name);
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| 57 | void startElement(const XMLCh* const name, AttributeList& attributes);
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| 58 | void characters(const XMLCh* const chars, const unsigned int length);
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| 59 | void ignorableWhitespace(const XMLCh* const chars, const unsigned int length);
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| 60 | void resetDocument();
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| 61 |
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| 62 | SceneGraphNode *mCurrentNode;
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| 63 | Mesh *mCurrentMesh;
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| 64 | Material *mCurrentMaterial;
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| 65 |
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| 66 | // Handlers for X3D
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| 67 | void
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| 68 | StartIndexedFaceSet(
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| 69 | AttributeList& attributes);
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| 70 |
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| 71 | void
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| 72 | EndShape();
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| 73 |
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| 74 | void
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| 75 | StartCoordinate(
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| 76 | AttributeList& attributes);
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| 77 |
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| 78 | void
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| 79 | StartMaterial(
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| 80 | AttributeList& attributes);
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| 81 |
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| 82 |
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| 83 | // -----------------------------------------------------------------------
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| 84 | // Handlers for the SAX ErrorHandler interface
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| 85 | // -----------------------------------------------------------------------
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| 86 | void warning(const SAXParseException& exc);
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| 87 | void error(const SAXParseException& exc);
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| 88 | void fatalError(const SAXParseException& exc);
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| 89 |
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| 90 |
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| 91 | private:
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| 92 | // -----------------------------------------------------------------------
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| 93 | // Private data members
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| 94 | //
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| 95 | // fAttrCount
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| 96 | // fCharacterCount
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| 97 | // fElementCount
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| 98 | // fSpaceCount
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| 99 | // These are just counters that are run upwards based on the input
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| 100 | // from the document handlers.
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| 101 | // -----------------------------------------------------------------------
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| 102 | unsigned int mAttrCount;
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| 103 | unsigned int mCharacterCount;
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| 104 | unsigned int mElementCount;
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| 105 | unsigned int mSpaceCount;
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| 106 | };
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| 107 |
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[260] | 108 | /** Parser handlers for view cell x3d files.
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| 109 | */
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| 110 | class X3dViewCellsParseHandlers : public HandlerBase
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| 111 | {
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| 112 | public:
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| 113 | // -----------------------------------------------------------------------
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| 114 | // Constructors and Destructor
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| 115 | // -----------------------------------------------------------------------
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[313] | 116 | X3dViewCellsParseHandlers(ViewCellContainer *mViewCells,
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| 117 | float viewCellHeight);
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[260] | 118 | ~X3dViewCellsParseHandlers();
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| 119 |
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| 120 |
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| 121 | // -----------------------------------------------------------------------
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| 122 | // Getter methods
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| 123 | // -----------------------------------------------------------------------
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| 124 | unsigned int GetElementCount()
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| 125 | {
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| 126 | return mElementCount;
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| 127 | }
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| 128 |
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| 129 | unsigned int GetAttrCount()
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| 130 | {
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| 131 | return mAttrCount;
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| 132 | }
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| 133 |
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| 134 | unsigned int GetCharacterCount()
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| 135 | {
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| 136 | return mCharacterCount;
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| 137 | }
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| 138 |
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| 139 | unsigned int GetSpaceCount()
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| 140 | {
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| 141 | return mSpaceCount;
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| 142 | }
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[180] | 143 |
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[260] | 144 |
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| 145 | // -----------------------------------------------------------------------
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| 146 | // Handlers for the SAX DocumentHandler interface
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| 147 | // -----------------------------------------------------------------------
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| 148 | void endElement(const XMLCh* const name);
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| 149 | void startElement(const XMLCh* const name, AttributeList& attributes);
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| 150 | void characters(const XMLCh* const chars, const unsigned int length);
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| 151 | void ignorableWhitespace(const XMLCh* const chars, const unsigned int length);
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| 152 | void resetDocument();
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| 153 |
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| 154 | ViewCellContainer *mViewCells;
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[312] | 155 | float mViewCellHeight;
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| 156 |
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[261] | 157 | VertexIndexContainer mCurrentVertexIndices;
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| 158 |
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[260] | 159 | // Handlers for X3D
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| 160 | void
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| 161 | StartIndexedFaceSet(
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| 162 | AttributeList& attributes);
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| 163 |
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| 164 | void
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| 165 | EndShape();
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| 166 |
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| 167 | void
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| 168 | StartCoordinate(
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| 169 | AttributeList& attributes);
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| 170 |
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| 171 | void
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| 172 | StartMaterial(
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| 173 | AttributeList& attributes);
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| 174 |
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| 175 |
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| 176 | // -----------------------------------------------------------------------
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| 177 | // Handlers for the SAX ErrorHandler interface
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| 178 | // -----------------------------------------------------------------------
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| 179 | void warning(const SAXParseException& exc);
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| 180 | void error(const SAXParseException& exc);
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| 181 | void fatalError(const SAXParseException& exc);
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| 182 |
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| 183 |
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| 184 | private:
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| 185 | // -----------------------------------------------------------------------
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| 186 | // Private data members
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| 187 | //
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| 188 | // fAttrCount
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| 189 | // fCharacterCount
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| 190 | // fElementCount
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| 191 | // fSpaceCount
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| 192 | // These are just counters that are run upwards based on the input
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| 193 | // from the document handlers.
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| 194 | // -----------------------------------------------------------------------
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| 195 | unsigned int mAttrCount;
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| 196 | unsigned int mCharacterCount;
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| 197 | unsigned int mElementCount;
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| 198 | unsigned int mSpaceCount;
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| 199 | };
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| 200 |
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| 201 |
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[180] | 202 | // ---------------------------------------------------------------------------
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| 203 | // This is a simple class that lets us do easy (though not terribly efficient)
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| 204 | // trancoding of XMLCh data to local code page for display.
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| 205 | // ---------------------------------------------------------------------------
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| 206 | class StrX
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| 207 | {
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| 208 | public :
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| 209 | // -----------------------------------------------------------------------
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| 210 | // Constructors and Destructor
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| 211 | // -----------------------------------------------------------------------
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| 212 | StrX(const XMLCh* const toTranscode)
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| 213 | {
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| 214 | // Call the private transcoding method
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| 215 | mLocalForm = XMLString::transcode(toTranscode);
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| 216 | }
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| 217 |
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| 218 | ~StrX()
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| 219 | {
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| 220 | XMLString::release(&mLocalForm);
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| 221 | }
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| 222 |
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| 223 | // -----------------------------------------------------------------------
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| 224 | // Getter methods
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| 225 | // -----------------------------------------------------------------------
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| 226 | const char* LocalForm() const
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| 227 | {
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| 228 | return mLocalForm;
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| 229 | }
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| 230 |
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| 231 | private :
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| 232 | // -----------------------------------------------------------------------
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| 233 | // Private data members
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| 234 | //
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| 235 | // fLocalForm
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| 236 | // This is the local code page form of the string.
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| 237 | // -----------------------------------------------------------------------
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| 238 | char* mLocalForm;
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| 239 | };
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| 240 |
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| 241 | inline XERCES_STD_QUALIFIER ostream&
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| 242 | operator<<(XERCES_STD_QUALIFIER ostream& target, const StrX& toDump)
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| 243 | {
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| 244 | target << toDump.LocalForm();
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| 245 | return target;
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| 246 | }
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| 247 |
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| 248 | #endif
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