141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
/**
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*******************************************************************************
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* @file parserSVG/parserSVG.cpp
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* @brief parserSVG : basic header of the SVG parser (Sources)
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* @author Edouard DUPIN
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* @date 18/03/2012
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* @par Project
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* parserSVG
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*
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* @par Copyright
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* Copyright 2011 Edouard DUPIN, all right reserved
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*
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* This software is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY.
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*
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* Licence summary :
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* You can modify and redistribute the sources code and binaries.
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* You can send me the bug-fix
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*
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* Term of the licence in in the file licence.txt.
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*
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*******************************************************************************
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*/
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#include <parserSVG/Debug.h>
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#include <parserSVG/parserSVG.h>
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#include <tinyXML/tinyxml.h>
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#include <parserSVG/Base.h>
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#include <parserSVG/Circle.h>
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#include <parserSVG/Ellipse.h>
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#include <parserSVG/Line.h>
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#include <parserSVG/Path.h>
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#include <parserSVG/Polygon.h>
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#include <parserSVG/Polyline.h>
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#include <parserSVG/Rectangle.h>
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#include <parserSVG/Text.h>
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svg::Parser::Parser(etk::File fileName)
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{
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m_fileName = fileName;
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m_version = "0.0";
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m_loadOK = false;
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// Start loading the XML :
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SVG_DEBUG("open file (SVG) \"" << m_fileName << "\"");
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// allocate the document in the stack
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TiXmlDocument XmlDocument;
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if (false == m_fileName.Exist()) {
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SVG_ERROR("File Does not exist : " << m_fileName);
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return;
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}
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int32_t fileSize = m_fileName.Size();
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if (0==fileSize) {
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SVG_ERROR("This file is empty : " << m_fileName);
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return;
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}
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if (false == m_fileName.fOpenRead()) {
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SVG_ERROR("Can not open the file : " << m_fileName);
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return;
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}
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// allocate data
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char * fileBuffer = new char[fileSize+5];
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if (NULL == fileBuffer) {
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SVG_ERROR("Error Memory allocation size=" << fileSize);
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return;
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}
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memset(fileBuffer, 0, (fileSize+5)*sizeof(char));
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// load data from the file :
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fileName.fRead(fileBuffer, 1, fileSize);
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// close the file:
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fileName.fClose();
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// load the XML from the memory
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XmlDocument.Parse((const char*)fileBuffer, 0, TIXML_ENCODING_UTF8);
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TiXmlElement* root = XmlDocument.FirstChildElement( "svg" );
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if (NULL == root ) {
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SVG_ERROR("(l ?) main node not find: \"svg\" in \"" << m_fileName << "\"");
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} else {
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// get the svg version :
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const char *version = root->ToElement()->Attribute("version");
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if (NULL != version) {
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m_version = version;
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}
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// parse all sub node :
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for(TiXmlNode * child = root->FirstChild(); NULL != child; child = child->NextSibling() ) {
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svg::Base *elementParser = NULL;
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if (child->Type()==TiXmlNode::TINYXML_COMMENT) {
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// nothing to do, just proceed to next step
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} else {
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etk::UString localValue = child->Value();
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if (localValue == "g") {
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// group ... not supported now ...
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} else if (localValue == "a") {
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// TODO ...
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} else if (localValue == "path") {
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elementParser = new svg::Path();
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} else if (localValue == "rect") {
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elementParser = new svg::Rectangle();
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} else if (localValue == "circle") {
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elementParser = new svg::Circle();
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} else if (localValue == "ellipse") {
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elementParser = new svg::Ellipse();
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} else if (localValue == "line") {
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elementParser = new svg::Line();
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} else if (localValue == "polyline") {
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elementParser = new svg::Polyline();
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} else if (localValue == "polygon") {
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elementParser = new svg::Polygon();
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} else if (localValue == "text") {
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elementParser = new svg::Text();
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} else {
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SVG_ERROR("(l "<<child->Row()<<") node not suported : \""<<localValue<<"\" must be [g,a,path,rect,circle,ellipse,line,polyline,polygon,text]");
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}
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if (NULL == elementParser) {
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SVG_ERROR("(l "<<child->Row()<<") error on node: \""<<localValue<<"\" allocation error or not supported ...");
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} else {
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if (false == elementParser->Parse(child)) {
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SVG_ERROR("(l "<<child->Row()<<") error on node: \""<<localValue<<"\" Sub Parsing ERROR");
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delete(elementParser);
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elementParser = NULL;
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} else {
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// add element in the system
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m_subElementList.PushBack(elementParser);
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}
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}
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}
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}
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}
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if (NULL != fileBuffer) {
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delete[] fileBuffer;
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}
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}
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svg::Parser::~Parser(void)
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{
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}
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