3 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 #include <dali-toolkit/internal/text/glyph-metrics-helper.h>
31 Length GetNumberOfGlyphsOfGroup( GlyphIndex glyphIndex,
32 GlyphIndex lastGlyphPlusOne,
33 const Length* const charactersPerGlyphBuffer )
35 Length numberOfGLyphsInGroup = 1u;
37 for( GlyphIndex index = glyphIndex; index < lastGlyphPlusOne; ++index )
39 if( 0u == *( charactersPerGlyphBuffer + index ) )
41 ++numberOfGLyphsInGroup;
49 return numberOfGLyphsInGroup;
52 void GetGlyphsMetrics( GlyphIndex glyphIndex,
53 Length numberOfGlyphs,
54 GlyphMetrics& glyphMetrics,
55 const GlyphInfo* const glyphsBuffer,
58 const GlyphInfo& firstGlyph = *( glyphsBuffer + glyphIndex );
60 Text::FontMetrics fontMetrics;
61 metrics->GetFontMetrics( firstGlyph.fontId, fontMetrics );
63 glyphMetrics.fontId = firstGlyph.fontId;
64 glyphMetrics.fontHeight = fontMetrics.height;
65 glyphMetrics.width = firstGlyph.width;
66 glyphMetrics.advance = firstGlyph.advance;
67 glyphMetrics.ascender = fontMetrics.ascender;
68 glyphMetrics.xBearing = firstGlyph.xBearing;
70 for( unsigned int i = 1u; i < numberOfGlyphs; ++i )
72 const GlyphInfo& glyphInfo = *( glyphsBuffer + glyphIndex + i );
74 glyphMetrics.advance += glyphInfo.advance;
75 glyphMetrics.width += glyphInfo.width;
81 } // namespace Toolkit