1 #ifndef __DALI_TOOLKIT_TEXT_SHAPER_H__
2 #define __DALI_TOOLKIT_TEXT_SHAPER_H__
5 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/common/dali-vector.h>
23 #include <dali-toolkit/public-api/text/font-run.h>
24 #include <dali-toolkit/public-api/text/script-run.h>
39 * Shapes the whole text.
41 * @param[in] text Vector of UTF-32 characters.
42 * @param[in] lineBreakInfo The line break info.
43 * @param[in] scripts Vector containing the script runs for the whole text.
44 * @param[in] fonts Vector with validated fonts.
45 * @param[out] glyphs Vector of glyphs in the visual order.
46 * @param[out] characterIndices Vector containing the first character in the logical model that each glyph relates to.
47 * @param[out] charactersPerGlyph Vector containing the number of characters per glyph.
49 void ShapeText( const Vector<Character>& text,
50 const Vector<LineBreakInfo>& lineBreakInfo,
51 const Vector<ScriptRun>& scripts,
52 const Vector<FontRun>& fonts,
53 Vector<GlyphInfo>& glyphs,
54 Vector<CharacterIndex>& characterIndices,
55 Vector<Length>& charactersPerGlyph );
58 * Replaces the shape info of the given range of characters.
60 * @pre The @p model needs to have a text set.
61 * @pre The @p model needs to have the scripts set.
62 * @pre The @p model needs to have the fonts set.
63 * @pre The @p model needs to have the bidirectional info set.
65 * If the @p numberOfCharactersToRemove is zero, this operation is like an insert.
66 * If the @p numberOfCharactersToInsert is zero, this operation is like a remove.
68 * @param[in] logicalModel The text's logical model.
69 * @param[in,out] visualModel The text's logical model.
70 * @param[in] characterIndex Index to the first character.
71 * @param[in] numberOfCharactersToRemove The number of characters removed from the text.
72 * @param[in] numberOfCharactersToInsert The number of characters inserted in the text.
74 void ShapeText( const LogicalModel& logicalModel,
75 VisualModel& visualModel,
76 CharacterIndex characterIndex,
77 Length numberOfCharactersToRemove,
78 Length numberOfCharactersToInsert );
82 } // namespace Toolkit
86 #endif // __DALI_TOOLKIT_TEXT_SHAPER_H__