diff options
author | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2016-01-20 08:41:04 +0000 |
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committer | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2016-01-20 08:41:04 +0000 |
commit | f38c4c9950a17a4979870a6a5145761ab7315c1d (patch) | |
tree | 2b77a890a496d3c53ca504335c66a3027359442e /Build/source/libs/graphite2/graphite2-src/src/Font.cpp | |
parent | 459cb70d5498e4eea62f42ddb5306183f1f5e539 (diff) |
graphite2 1.3.5
git-svn-id: svn://tug.org/texlive/trunk@39433 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/graphite2/graphite2-src/src/Font.cpp')
-rw-r--r-- | Build/source/libs/graphite2/graphite2-src/src/Font.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/Build/source/libs/graphite2/graphite2-src/src/Font.cpp b/Build/source/libs/graphite2/graphite2-src/src/Font.cpp new file mode 100644 index 00000000000..5cec362bfc6 --- /dev/null +++ b/Build/source/libs/graphite2/graphite2-src/src/Font.cpp @@ -0,0 +1,61 @@ +/* GRAPHITE2 LICENSING + + Copyright 2010, SIL International + All rights reserved. + + 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; either version 2.1 of License, or + (at your option) any later version. + + This program 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 also have received a copy of the GNU Lesser General Public + License along with this library in the file named "LICENSE". + If not, write to the Free Software Foundation, 51 Franklin Street, + Suite 500, Boston, MA 02110-1335, USA or visit their web page on the + internet at http://www.fsf.org/licenses/lgpl.html. + +Alternatively, the contents of this file may be used under the terms of the +Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public +License, as published by the Free Software Foundation, either version 2 +of the License or (at your option) any later version. +*/ +#include "inc/Face.h" +#include "inc/Font.h" +#include "inc/GlyphCache.h" + +using namespace graphite2; + +Font::Font(float ppm, const Face & f, const void * appFontHandle, const gr_font_ops * ops) +: m_appFontHandle(appFontHandle ? appFontHandle : this), + m_face(f), + m_scale(ppm / f.glyphs().unitsPerEm()), + m_hinted(appFontHandle && ops && (ops->glyph_advance_x || ops->glyph_advance_y)) +{ + memset(&m_ops, 0, sizeof m_ops); + if (m_hinted && ops) + memcpy(&m_ops, ops, min(sizeof m_ops, ops->size)); + else + m_ops.glyph_advance_x = &Face::default_glyph_advance; + + size_t nGlyphs = f.glyphs().numGlyphs(); + m_advances = gralloc<float>(nGlyphs); + if (m_advances) + { + for (float *advp = m_advances; nGlyphs; --nGlyphs, ++advp) + *advp = INVALID_ADVANCE; + } +} + + +/*virtual*/ Font::~Font() +{ + free(m_advances); +} + + + |