/** * @file llfontregistry.h * @author Brad Payne * @brief Storage for fonts. * * $LicenseInfo:firstyear=2008&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #ifndef LL_LLFONTREGISTRY_H #define LL_LLFONTREGISTRY_H #include "llpointer.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(const std::string& name, const std::string& size, const U8 style, const string_vec_t& file_names, const string_vec_t& font_collections); 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 std::vector<std::string>& getFontCollectionsList() const { return mFontCollectionsList; } std::vector<std::string>& getFontCollectionsList() { return mFontCollectionsList; } const U8 getStyle() const { return mStyle; } void setStyle(U8 style) { mStyle = style; } private: std::string mName; std::string mSize; string_vec_t mFileNames; string_vec_t mFontCollectionsList; U8 mStyle; }; class LLFontRegistry { public: friend bool init_from_xml(LLFontRegistry*, LLPointer<class LLXMLNode>); // create_gl_textures - set to false for test apps with no OpenGL window, // such as llui_libtest LLFontRegistry(bool create_gl_textures); ~LLFontRegistry(); // Load standard font info from XML file(s). bool parseFontInfo(const std::string& xml_filename); // 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; private: LLFontRegistry(const LLFontRegistry& other); // no-copy 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; bool mCreateGLTextures; }; #endif // LL_LLFONTREGISTRY_H