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Diffstat (limited to 'indra/llrender/llfontregistry.h')
-rw-r--r-- | indra/llrender/llfontregistry.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/indra/llrender/llfontregistry.h b/indra/llrender/llfontregistry.h new file mode 100644 index 0000000000..ed775eeed0 --- /dev/null +++ b/indra/llrender/llfontregistry.h @@ -0,0 +1,113 @@ +/** + * @file llfontregistry.h + * @author Brad Payne + * @brief Storage for fonts. + * + * $LicenseInfo:firstyear=2008&license=viewergpl$ + * + * Copyright (c) 2008, Linden Research, Inc. + * + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlife.com/developers/opensource/gplv2 + * + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at http://secondlife.com/developers/opensource/flossexception + * + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. + * + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. + * $/LicenseInfo$ + */ + +#ifndef LL_LLFONTREGISTRY_H +#define LL_LLFONTREGISTRY_H + +#include "llxmlnode.h" + +class LLFontGL; + +typedef std::vector<std::string> string_vec_t; + +class LLFontDescriptor +{ +public: + LLFontDescriptor(); + LLFontDescriptor(const std::string& name, const std::string& size, const U8 style); + LLFontDescriptor(const std::string& name, const std::string& size, const U8 style, const string_vec_t& file_names); + LLFontDescriptor normalize() const; + + bool operator<(const LLFontDescriptor& b) const; + + bool isTemplate() const; + + const std::string& getName() const { return mName; } + void setName(const std::string& name) { mName = name; } + const std::string& getSize() const { return mSize; } + void setSize(const std::string& size) { mSize = size; } + const std::vector<std::string>& getFileNames() const { return mFileNames; } + std::vector<std::string>& getFileNames() { return mFileNames; } + const U8 getStyle() const { return mStyle; } + void setStyle(U8 style) { mStyle = style; } + +private: + std::string mName; + std::string mSize; + string_vec_t mFileNames; + U8 mStyle; +}; + +class LLFontRegistry +{ +public: + LLFontRegistry(const string_vec_t& xui_paths); + ~LLFontRegistry(); + + // Load standard font info from XML file(s). + bool parseFontInfo(const std::string& xml_filename); + bool initFromXML(LLXMLNodePtr node); + + // Clear cached glyphs for all fonts. + void reset(); + + // Destroy all fonts. + void clear(); + + // GL cleanup + void destroyGL(); + + LLFontGL *getFont(const LLFontDescriptor& desc); + const LLFontDescriptor *getMatchingFontDesc(const LLFontDescriptor& desc); + const LLFontDescriptor *getClosestFontTemplate(const LLFontDescriptor& desc); + + bool nameToSize(const std::string& size_name, F32& size); + + void dump(); + + const string_vec_t& getUltimateFallbackList() const { return mUltimateFallbackList; } + +private: + LLFontGL *createFont(const LLFontDescriptor& desc); + typedef std::map<LLFontDescriptor,LLFontGL*> font_reg_map_t; + typedef std::map<std::string,F32> font_size_map_t; + + // Given a descriptor, look up specific font instantiation. + font_reg_map_t mFontMap; + // Given a size name, look up the point size. + font_size_map_t mFontSizes; + + string_vec_t mUltimateFallbackList; + string_vec_t mXUIPaths; +}; + +#endif // LL_LLFONTREGISTRY_H |