[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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| 8 |
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| 9 | XERCES_CPP_NAMESPACE_USE
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| 10 | XERCES_CPP_NAMESPACE_BEGIN
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| 11 | class AttributeList;
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| 12 | XERCES_CPP_NAMESPACE_END
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| 13 |
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| 14 | class SceneGraphNode;
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| 15 | class Mesh;
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| 16 | class Material;
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| 17 |
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| 18 | class X3dParseHandlers : public HandlerBase
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| 19 | {
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| 20 | public:
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| 21 | // -----------------------------------------------------------------------
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| 22 | // Constructors and Destructor
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| 23 | // -----------------------------------------------------------------------
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| 24 | X3dParseHandlers(SceneGraphNode *root);
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| 25 | ~X3dParseHandlers();
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| 26 |
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| 27 |
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| 28 | // -----------------------------------------------------------------------
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| 29 | // Getter methods
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| 30 | // -----------------------------------------------------------------------
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| 31 | unsigned int GetElementCount()
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| 32 | {
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| 33 | return mElementCount;
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| 34 | }
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| 35 |
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| 36 | unsigned int GetAttrCount()
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| 37 | {
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| 38 | return mAttrCount;
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| 39 | }
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| 40 |
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| 41 | unsigned int GetCharacterCount()
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| 42 | {
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| 43 | return mCharacterCount;
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| 44 | }
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| 45 |
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| 46 | unsigned int GetSpaceCount()
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| 47 | {
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| 48 | return mSpaceCount;
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| 49 | }
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| 50 |
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| 51 |
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| 52 | // -----------------------------------------------------------------------
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| 53 | // Handlers for the SAX DocumentHandler interface
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| 54 | // -----------------------------------------------------------------------
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| 55 | void endElement(const XMLCh* const name);
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| 56 | void startElement(const XMLCh* const name, AttributeList& attributes);
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| 57 | void characters(const XMLCh* const chars, const unsigned int length);
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| 58 | void ignorableWhitespace(const XMLCh* const chars, const unsigned int length);
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| 59 | void resetDocument();
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| 60 |
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| 61 | SceneGraphNode *mCurrentNode;
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| 62 | Mesh *mCurrentMesh;
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| 63 | Material *mCurrentMaterial;
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| 64 |
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| 65 | // Handlers for X3D
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| 66 | void
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| 67 | StartIndexedFaceSet(
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| 68 | AttributeList& attributes);
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| 69 |
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| 70 | void
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| 71 | EndShape();
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| 72 |
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| 73 | void
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| 74 | StartCoordinate(
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| 75 | AttributeList& attributes);
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| 76 |
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| 77 | void
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| 78 | StartMaterial(
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| 79 | AttributeList& attributes);
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| 80 |
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| 81 |
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| 82 | // -----------------------------------------------------------------------
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| 83 | // Handlers for the SAX ErrorHandler interface
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| 84 | // -----------------------------------------------------------------------
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| 85 | void warning(const SAXParseException& exc);
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| 86 | void error(const SAXParseException& exc);
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| 87 | void fatalError(const SAXParseException& exc);
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| 88 |
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| 89 |
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| 90 | private:
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| 91 | // -----------------------------------------------------------------------
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| 92 | // Private data members
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| 93 | //
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| 94 | // fAttrCount
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| 95 | // fCharacterCount
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| 96 | // fElementCount
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| 97 | // fSpaceCount
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| 98 | // These are just counters that are run upwards based on the input
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| 99 | // from the document handlers.
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| 100 | // -----------------------------------------------------------------------
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| 101 | unsigned int mAttrCount;
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| 102 | unsigned int mCharacterCount;
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| 103 | unsigned int mElementCount;
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| 104 | unsigned int mSpaceCount;
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| 105 | };
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| 106 |
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| 107 |
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| 108 | // ---------------------------------------------------------------------------
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| 109 | // This is a simple class that lets us do easy (though not terribly efficient)
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| 110 | // trancoding of XMLCh data to local code page for display.
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| 111 | // ---------------------------------------------------------------------------
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| 112 | class StrX
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| 113 | {
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| 114 | public :
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| 115 | // -----------------------------------------------------------------------
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| 116 | // Constructors and Destructor
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| 117 | // -----------------------------------------------------------------------
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| 118 | StrX(const XMLCh* const toTranscode)
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| 119 | {
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| 120 | // Call the private transcoding method
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| 121 | mLocalForm = XMLString::transcode(toTranscode);
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| 122 | }
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| 123 |
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| 124 | ~StrX()
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| 125 | {
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| 126 | XMLString::release(&mLocalForm);
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| 127 | }
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| 128 |
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| 129 | // -----------------------------------------------------------------------
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| 130 | // Getter methods
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| 131 | // -----------------------------------------------------------------------
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| 132 | const char* LocalForm() const
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| 133 | {
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| 134 | return mLocalForm;
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| 135 | }
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| 136 |
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| 137 | private :
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| 138 | // -----------------------------------------------------------------------
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| 139 | // Private data members
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| 140 | //
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| 141 | // fLocalForm
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| 142 | // This is the local code page form of the string.
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| 143 | // -----------------------------------------------------------------------
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| 144 | char* mLocalForm;
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| 145 | };
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| 146 |
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| 147 | inline XERCES_STD_QUALIFIER ostream&
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| 148 | operator<<(XERCES_STD_QUALIFIER ostream& target, const StrX& toDump)
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| 149 | {
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| 150 | target << toDump.LocalForm();
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| 151 | return target;
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| 152 | }
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| 153 |
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| 154 | #endif
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