AOO410/main/svgio/inc/svgio/svgreader/svgdocument.hxx

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#ifndef INCLUDED_SVGIO_SVGREADER_SVGDOCUMENT_HXX
#define INCLUDED_SVGIO_SVGREADER_SVGDOCUMENT_HXX

#include <svgio/svgiodllapi.h>
#include <boost/utility.hpp>
#include <svgio/svgreader/svgnode.hxx>

//////////////////////////////////////////////////////////////////////////////

namespace svgio
{
    namespace svgreader
    {
        class SvgDocument : private boost::noncopyable
        {
        private:
            /// the document hierarchy with all root nodes
            SvgNodeVector           maNodes;

            /// the absolute path of the Svg file in progress (if available)
            const rtl::OUString     maAbsolutePath;

            /// hash mapper to find nodes by their id
            typedef std::hash_map< const rtl::OUString, const SvgNode*, rtl::OUStringHash > IdTokenMapper;
            typedef std::pair< const rtl::OUString, const SvgNode* > IdTokenValueType;
            IdTokenMapper           maIdTokenMapperList;

            /// hash mapper to find css styles by their id
            typedef std::hash_map< const rtl::OUString, const SvgStyleAttributes*, rtl::OUStringHash > IdStyleTokenMapper;
            typedef std::pair< const rtl::OUString, const SvgStyleAttributes* > IdStyleTokenValueType;
            IdStyleTokenMapper      maIdStyleTokenMapperList;

        public:
            SvgDocument(const rtl::OUString& rAbsolutePath);
            ~SvgDocument();

            /// append anopther root node, ownership changes
            void appendNode(SvgNode* pNode);

            /// add/remove nodes with Id to mapper
            void addSvgNodeToMapper(const rtl::OUString& rStr, const SvgNode& rNode);
            void removeSvgNodeFromMapper(const rtl::OUString& rStr);

            /// find a node by it's Id
            bool hasSvgNodesById() const { return !maIdTokenMapperList.empty(); }
            const SvgNode* findSvgNodeById(const rtl::OUString& rStr) const;

            /// add/remove styles to mapper
            void addSvgStyleAttributesToMapper(const rtl::OUString& rStr, const SvgStyleAttributes& rSvgStyleAttributes);
            void removeSvgStyleAttributesFromMapper(const rtl::OUString& rStr);

            /// find a style by it's Id
            bool hasSvgStyleAttributesById() const { return !maIdStyleTokenMapperList.empty(); }
            const SvgStyleAttributes* findSvgStyleAttributesById(const rtl::OUString& rStr) const;

            /// data read access
            const SvgNodeVector& getSvgNodeVector() const { return maNodes; }
            const rtl::OUString& getAbsolutePath() const { return maAbsolutePath; }
        };
    } // end of namespace svgreader
} // end of namespace svgio

//////////////////////////////////////////////////////////////////////////////

#endif //INCLUDED_SVGIO_SVGREADER_SVGDOCUMENT_HXX

// eof