ICU 60.1: playout.h Source File

00001 // © 2016 and later: Unicode, Inc. and others.
00002 // License & terms of use: http://www.unicode.org/copyright.html
00003 /*
00004  *
00005  * (C) Copyright IBM Corp. 1998-2011 - All Rights Reserved
00006  *
00007  */
00008 
00009 #ifndef __PLAYOUT_H
00010 #define __PLAYOUT_H
00011 
00012 /*
00013  * ParagraphLayout doesn't make much sense without
00014  * BreakIterator...
00015  */
00016 #include "unicode/ubidi.h"
00017 #if ! UCONFIG_NO_BREAK_ITERATION
00018 #ifndef U_HIDE_INTERNAL_API
00019 
00020 #include "layout/LETypes.h"
00021 #include "plruns.h"
00022 
00037 typedef void pl_paragraph;
00038 
00044 typedef void pl_line;
00045 
00051 typedef void pl_visualRun;
00052 
00098 U_INTERNAL pl_paragraph * U_EXPORT2
00099 pl_create(const LEUnicode chars[],
00100           le_int32 count,
00101           const pl_fontRuns *fontRuns,
00102           const pl_valueRuns *levelRuns,
00103           const pl_valueRuns *scriptRuns,
00104           const pl_localeRuns *localeRuns,
00105           UBiDiLevel paragraphLevel,
00106           le_bool vertical,
00107           LEErrorCode *status);
00108 
00118 U_INTERNAL void U_EXPORT2
00119 pl_close(pl_paragraph *paragraph);
00120 
00134 U_INTERNAL le_bool U_EXPORT2
00135 pl_isComplex(const LEUnicode chars[],
00136           le_int32 count);
00137 
00149 U_INTERNAL UBiDiLevel U_EXPORT2
00150 pl_getParagraphLevel(pl_paragraph *paragraph);
00151 
00163 U_INTERNAL UBiDiDirection U_EXPORT2
00164 pl_getTextDirection(pl_paragraph *paragraph);
00165 
00181 U_INTERNAL le_int32 U_EXPORT2
00182 pl_getAscent(const pl_paragraph *paragraph);
00183 
00194 U_INTERNAL le_int32 U_EXPORT2
00195 pl_getDescent(const pl_paragraph *paragraph);
00196 
00207 U_INTERNAL le_int32 U_EXPORT2
00208 pl_getLeading(const pl_paragraph *paragraph);
00209 
00217 U_INTERNAL void U_EXPORT2
00218 pl_reflow(pl_paragraph *paragraph);
00219 
00238 U_INTERNAL pl_line * U_EXPORT2
00239 pl_nextLine(pl_paragraph *paragraph, float width);
00240 
00250 U_INTERNAL void U_EXPORT2
00251 pl_closeLine(pl_line *line);
00252 
00262 U_INTERNAL le_int32 U_EXPORT2
00263 pl_countLineRuns(const pl_line *line);
00264 
00275 U_INTERNAL le_int32 U_EXPORT2
00276 pl_getLineAscent(const pl_line *line);
00277 
00288 U_INTERNAL le_int32 U_EXPORT2
00289 pl_getLineDescent(const pl_line *line);
00290 
00301 U_INTERNAL le_int32 U_EXPORT2
00302 pl_getLineLeading(const pl_line *line);
00303 
00315 U_INTERNAL le_int32 U_EXPORT2
00316 pl_getLineWidth(const pl_line *line);
00317 
00334 U_INTERNAL const pl_visualRun * U_EXPORT2
00335 pl_getLineVisualRun(const pl_line *line, le_int32 runIndex);
00336 
00351 U_INTERNAL const le_font * U_EXPORT2
00352 pl_getVisualRunFont(const pl_visualRun *run);
00353 
00364 U_INTERNAL UBiDiDirection U_EXPORT2
00365 pl_getVisualRunDirection(const pl_visualRun *run);
00366 
00376 U_INTERNAL le_int32 U_EXPORT2
00377 pl_getVisualRunGlyphCount(const pl_visualRun *run);
00378 
00391 U_INTERNAL const LEGlyphID * U_EXPORT2
00392 pl_getVisualRunGlyphs(const pl_visualRun *run);
00393 
00409 U_INTERNAL const float * U_EXPORT2
00410 pl_getVisualRunPositions(const pl_visualRun *run);
00411 
00424 U_INTERNAL const le_int32 * U_EXPORT2
00425 pl_getVisualRunGlyphToCharMap(const pl_visualRun *run);
00426 
00437 U_INTERNAL le_int32 U_EXPORT2
00438 pl_getVisualRunAscent(const pl_visualRun *run);
00439 
00450 U_INTERNAL le_int32 U_EXPORT2
00451 pl_getVisualRunDescent(const pl_visualRun *run);
00452 
00463 U_INTERNAL le_int32 U_EXPORT2
00464 pl_getVisualRunLeading(const pl_visualRun *run);
00465 
00466 #endif  /* U_HIDE_INTERNAL_API */
00467 #endif
00468 #endif