[2115] | 1 | #ifndef _OBJECTS_PARSER_XERCES__H
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| 2 | #define _OBJECTS_PARSER_XERCES__H
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[2113] | 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 | #include "Mesh.h"
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| 9 | #include "BoundingBoxConverter.h"
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| 10 |
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| 11 |
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| 12 | namespace GtpVisibilityPreprocessor {
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| 13 |
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| 14 | XERCES_CPP_NAMESPACE_USE
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| 15 | XERCES_CPP_NAMESPACE_BEGIN
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| 16 | class AttributeList;
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| 17 | XERCES_CPP_NAMESPACE_END
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| 18 |
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[2115] | 19 |
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[2113] | 20 | class BvhNode;
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| 21 | class BvHierarchy;
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| 22 |
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| 23 |
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[2114] | 24 | class ObjectsParseHandlers: public HandlerBase
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[2113] | 25 | {
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| 26 | public:
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| 27 |
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[2115] | 28 | // -----------------------------------------------------------------------
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| 29 | // Constructors and Destructor
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| 30 | // -----------------------------------------------------------------------
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[2113] | 31 |
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[2115] | 32 | ObjectsParseHandlers(ObjectContainer &pvsObjects,
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| 33 | const ObjectContainer &preprocessorObjects);
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[2113] | 34 |
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[2115] | 35 | ~ObjectsParseHandlers();
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[2113] | 36 |
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| 37 |
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[2115] | 38 | // -----------------------------------------------------------------------
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| 39 | // Getter methods
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| 40 | // -----------------------------------------------------------------------
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[2113] | 41 |
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[2115] | 42 | unsigned int GetElementCount()
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| 43 | {
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| 44 | return mElementCount;
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| 45 | }
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[2113] | 46 |
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[2115] | 47 | unsigned int GetAttrCount()
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| 48 | {
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| 49 | return mAttrCount;
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| 50 | }
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[2113] | 51 |
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[2115] | 52 | unsigned int GetCharacterCount()
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| 53 | {
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| 54 | return mCharacterCount;
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| 55 | }
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[2113] | 56 |
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[2115] | 57 | unsigned int GetSpaceCount()
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| 58 | {
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| 59 | return mSpaceCount;
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| 60 | }
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[2113] | 61 |
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| 62 |
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[2115] | 63 | // -----------------------------------------------------------------------
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| 64 | // Handlers for the SAX DocumentHandler interface
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| 65 | // -----------------------------------------------------------------------
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[2113] | 66 |
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[2115] | 67 | void endElement(const XMLCh* const name);
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| 68 | void startElement(const XMLCh* const name, AttributeList& attributes);
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| 69 | void characters(const XMLCh* const chars, const unsigned int length);
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| 70 | void ignorableWhitespace(const XMLCh* const chars, const unsigned int length);
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| 71 | void resetDocument();
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[2113] | 72 |
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[2115] | 73 | void StartObjectSpaceHierarchyElement(const std::string &element,
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| 74 | AttributeList& attributes);
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[2113] | 75 |
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[2115] | 76 | /////////////////////////
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[2113] | 77 |
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[2115] | 78 | int mUniqueObjectId;
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[2113] | 79 |
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[2115] | 80 | vector<BvhLeaf *> mBvhLeaves;
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| 81 |
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| 82 | const ObjectContainer &mPreprocessorObjects;
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| 83 | ObjectContainer &mPvsObjects;
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| 84 |
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| 85 | /// current state of the parser
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| 86 | bool mIsObjectSpaceHierarchy;
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| 87 |
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| 88 | enum {BVH};
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| 89 |
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| 90 | ////////////
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| 91 | //-- Handlers for X3D
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| 92 |
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| 93 | void StartBvhLeaf(AttributeList& attributes);
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| 94 | void StartBvhElement(string element, AttributeList& attributes);
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| 95 |
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| 96 | void EndObjectSpaceHierarchy();
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| 97 |
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| 98 | void StartBvhLeafObjects(ObjectContainer &objects, const char *ptr);
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| 99 |
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| 100 | // -----------------------------------------------------------------------
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| 101 | // Handlers for the SAX ErrorHandler interface
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| 102 | // -----------------------------------------------------------------------
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| 103 |
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| 104 | void warning(const SAXParseException& exc);
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| 105 | void error(const SAXParseException& exc);
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| 106 | void fatalError(const SAXParseException& exc);
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| 107 |
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| 108 |
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[2113] | 109 | private:
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[2115] | 110 | // -----------------------------------------------------------------------
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| 111 | // Private data members
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| 112 | //
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| 113 | // fAttrCount
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| 114 | // fCharacterCount
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| 115 | // fElementCount
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| 116 | // fSpaceCount
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| 117 | // These are just counters that are run upwards based on the input
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| 118 | // from the document handlers.
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| 119 | // -----------------------------------------------------------------------
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| 120 | unsigned int mAttrCount;
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| 121 | unsigned int mCharacterCount;
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| 122 | unsigned int mElementCount;
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| 123 | unsigned int mSpaceCount;
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[2113] | 124 | };
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| 125 |
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| 126 | // ---------------------------------------------------------------------------
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| 127 | // This is a simple class that lets us do easy (though not terribly efficient)
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| 128 | // trancoding of XMLCh data to local code page for display.
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| 129 | // ---------------------------------------------------------------------------
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| 130 | class StrX
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| 131 | {
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| 132 | public :
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[2115] | 133 | // -----------------------------------------------------------------------
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| 134 | // Constructors and Destructor
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| 135 | // -----------------------------------------------------------------------
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| 136 | StrX(const XMLCh* const toTranscode)
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| 137 | {
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| 138 | // Call the private transcoding method
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| 139 | mLocalForm = XMLString::transcode(toTranscode);
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| 140 | }
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| 141 |
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| 142 | ~StrX()
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| 143 | {
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| 144 | XMLString::release(&mLocalForm);
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| 145 | }
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| 146 |
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| 147 | // -----------------------------------------------------------------------
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| 148 | // Getter methods
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| 149 | // -----------------------------------------------------------------------
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| 150 | const char* LocalForm() const
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| 151 | {
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| 152 | return mLocalForm;
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| 153 | }
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| 154 |
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[2113] | 155 | private :
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[2115] | 156 | // -----------------------------------------------------------------------
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| 157 | // Private data members
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| 158 | //
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| 159 | // fLocalForm
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| 160 | // This is the local code page form of the string.
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| 161 | // -----------------------------------------------------------------------
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| 162 | char* mLocalForm;
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[2113] | 163 | };
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| 164 |
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| 165 | inline XERCES_STD_QUALIFIER ostream&
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| 166 | operator<<(XERCES_STD_QUALIFIER ostream& target, const StrX& toDump)
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| 167 | {
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[2115] | 168 | target << toDump.LocalForm();
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| 169 | return target;
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[2113] | 170 | }
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| 171 | }
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| 172 |
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| 173 | #endif
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