[692] | 1 | /************************************************************************
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| 2 | filename: CEGUIFont_xmlHandler.h
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| 3 | created: 21/2/2004
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| 4 | author: Paul D Turner
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| 5 |
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| 6 | purpose: Defines interface for the Font class
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| 7 | *************************************************************************/
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| 8 | /*************************************************************************
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| 9 | Crazy Eddie's GUI System (http://www.cegui.org.uk)
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| 10 | Copyright (C)2004 - 2005 Paul D Turner (paul@cegui.org.uk)
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| 11 |
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| 12 | This library is free software; you can redistribute it and/or
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| 13 | modify it under the terms of the GNU Lesser General Public
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| 14 | License as published by the Free Software Foundation; either
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| 15 | version 2.1 of the License, or (at your option) any later version.
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| 16 |
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| 17 | This library is distributed in the hope that it will be useful,
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| 18 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | Lesser General Public License for more details.
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| 21 |
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| 22 | You should have received a copy of the GNU Lesser General Public
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| 23 | License along with this library; if not, write to the Free Software
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| 24 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 25 | *************************************************************************/
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| 26 | #ifndef _CEGUIFont_xmlHandler_h_
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| 27 | #define _CEGUIFont_xmlHandler_h_
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| 28 |
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| 29 | #include "CEGUIFont.h"
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| 30 | #include "CEGUIXMLHandler.h"
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| 31 |
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| 32 | // Start of CEGUI namespace section
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| 33 | namespace CEGUI
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| 34 | {
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| 35 |
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| 36 | /*!
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| 37 | \brief
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| 38 | Handler class used to parse the Font XML files using SAX2
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| 39 | */
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| 40 | class Font_xmlHandler : public XMLHandler
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| 41 | {
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| 42 | public:
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| 43 | /*************************************************************************
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| 44 | Construction & Destruction
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| 45 | *************************************************************************/
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| 46 | /*!
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| 47 | \brief
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| 48 | Constructor for Font::xmlHandler objects
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| 49 |
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| 50 | \param font
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| 51 | Pointer to the Font object creating this xmlHandler object
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| 52 | */
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| 53 | Font_xmlHandler(Font* font) : d_font(font) {}
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| 54 |
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| 55 | /*!
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| 56 | \brief
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| 57 | Destructor for Font::xmlHandler objects
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| 58 | */
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| 59 | virtual ~Font_xmlHandler(void) {}
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| 60 |
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| 61 | /*************************************************************************
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| 62 | SAX2 Handler overrides
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| 63 | *************************************************************************/
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| 64 | /*!
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| 65 | \brief
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| 66 | document processing (only care about elements, schema validates format)
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| 67 | */
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| 68 | virtual void elementStart(const String& element, const XMLAttributes& attributes);
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| 69 | virtual void elementEnd(const String& element);
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| 70 |
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| 71 | private:
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| 72 | /*************************************************************************
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| 73 | Implementation Constants
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| 74 | *************************************************************************/
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| 75 | // XML related strings
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| 76 | static const String FontElement; //!< Tag name for Font elements.
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| 77 | static const String MappingElement; //!< Tag name for Mapping elements.
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| 78 | static const String FontTypeStatic; //!< Value used for FontTypeAttribute for a static (bitmapped) font.
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| 79 | static const String FontTypeDynamic; //!< Value used for FontTypeAttribute for a dynamic (true-type) font.
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| 80 | static const String GlyphElement; //!< Tag name for Glyph elements.
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| 81 | static const String GlyphRangeElement; //!< Tag name for GlyphRange elements.
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| 82 | static const String GlyphSetElement; //!< Tag name for GlyphSet elements.
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| 83 | static const char FontNameAttribute[]; //!< Attribute name that stores the name of the Font
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| 84 | static const char FontFilenameAttribute[]; //!< Attribute name that stores the filename, this is either an Imageset xml file, or a font file.
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| 85 | static const char FontResourceGroupAttribute[]; //!< Attribute name that stores the resource group identifier used when loading font file.
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| 86 | static const char FontTypeAttribute[]; //!< Attribute name that stores the type of font being defined (either static or dynamic).
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| 87 | static const char FontSizeAttribute[]; //!< Attribute name that stores the point size for a dynamic font.
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| 88 | static const char FontFirstCodepointAttribute[]; //!< Attribute name that stores the first code-point for a dynamic font.
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| 89 | static const char FontLastCodepointAttribute[]; //!< Attribute name that stores the last code-point for a dynamic font.
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| 90 | static const char FontNativeHorzResAttribute[]; //!< Optional attribute that stores 'native' horizontal resolution for the Font.
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| 91 | static const char FontNativeVertResAttribute[]; //!< Optional attribute that stores 'native' vertical resolution for the Font.
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| 92 | static const char FontAutoScaledAttribute[]; //!< Optional attribute that specifies whether the Font should be auto-scaled.
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| 93 | static const char FontAntiAliasedAttribute[]; //!< Optional attribute that specifies whether the TTF based font should be anti-aliased.
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| 94 | static const char MappingCodepointAttribute[]; //!< Attribute name that stores the Unicode code-point for a mapping.
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| 95 | static const char MappingImageAttribute[]; //!< Attribute name that stores the Image name for a mapping.
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| 96 | static const char MappingHorzAdvanceAttribute[]; //!< Attribute name that stores the horizontal advance for a glyph.
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| 97 | static const char GlyphCodepointAttribute[]; //!< Attribute name that stores the U+ codepoint to add to the set.
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| 98 | static const char GlyphRangeStartCodepointAttribute[]; //!< Attribute name that stores the U+ codepoint for the start of a range.
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| 99 | static const char GlyphRangeEndCodepointAttribute[]; //!< Attribute name that stores the U+ codepoint for the end of a range.
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| 100 | static const char GlyphSetGlyphsAttribute[]; //!< Attribute name that stores the UTF8 encoded codepoint set.
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| 101 |
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| 102 | // general constants
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| 103 | static const int AutoGenerateHorzAdvance; //!< Horizontal advance value that tells the parser to auto-calculate some reasonable value.
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| 104 |
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| 105 | /*************************************************************************
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| 106 | Implementation Data
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| 107 | *************************************************************************/
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| 108 | Font* d_font; //!< Font object that we are helping to build
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| 109 | String d_glyphSet; //!< String holding the set of codepoints to be available.
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| 110 | };
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| 111 |
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| 112 | } // End of CEGUI namespace section
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| 113 |
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| 114 | #endif
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