/*
**********************************************************************
- * Copyright (C) 2002-2004, International Business Machines
+ * Copyright (C) 2002-2008, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*/
* BreakIterator...
*/
#include "layout/LETypes.h"
+#include "layout/LEScripts.h"
#include "layout/LELanguages.h"
#include "layout/LayoutEngine.h"
#include "layout/LEFontInstance.h"
#define ARRAY_SIZE(array) (sizeof array / sizeof array[0])
+/* Leave this copyright notice here! It needs to go somewhere in this library. */
+static const char copyright[] = U_COPYRIGHT_STRING;
+
class StyleRuns
{
public:
* process, rather for all scripts which require
* complex processing for correct rendering.
*/
-static const le_bool complexTable[] = {
+static const le_bool complexTable[scriptCodeCount] = {
FALSE , /* Zyyy */
FALSE, /* Qaai */
TRUE, /* Arab */
TRUE, /* Beng */
FALSE, /* Bopo */
FALSE, /* Cher */
- FALSE, /* Qaac */
+ FALSE, /* Copt=Qaac */
FALSE, /* Cyrl */
FALSE, /* Dsrt */
TRUE, /* Deva */
FALSE, /* Shaw */
FALSE, /* Tale */
FALSE, /* Ugar */
- FALSE /* Hrkt */
+ FALSE, /* Hrkt */
+ FALSE, /* Bugi */
+ FALSE, /* Glag */
+ FALSE, /* Khar */
+ FALSE, /* Sylo */
+ FALSE, /* Talu */
+ FALSE, /* Tfng */
+ FALSE, /* Xpeo */
+ FALSE, /* Bali */
+ FALSE, /* Batk */
+ FALSE, /* Blis */
+ FALSE, /* Brah */
+ FALSE, /* Cham */
+ FALSE, /* Cirt */
+ FALSE, /* Cyrs */
+ FALSE, /* Egyd */
+ FALSE, /* Egyh */
+ FALSE, /* Egyp */
+ FALSE, /* Geok */
+ FALSE, /* Hans */
+ FALSE, /* Hant */
+ FALSE, /* Hmng */
+ FALSE, /* Hung */
+ FALSE, /* Inds */
+ FALSE, /* Java */
+ FALSE, /* Kali */
+ FALSE, /* Latf */
+ FALSE, /* Latg */
+ FALSE, /* Lepc */
+ FALSE, /* Lina */
+ FALSE, /* Mand */
+ FALSE, /* Maya */
+ FALSE, /* Mero */
+ FALSE, /* Nkoo */
+ FALSE, /* Orkh */
+ FALSE, /* Perm */
+ FALSE, /* Phag */
+ FALSE, /* Phnx */
+ FALSE, /* Plrd */
+ FALSE, /* Roro */
+ FALSE, /* Sara */
+ FALSE, /* Syre */
+ FALSE, /* Syrj */
+ FALSE, /* Syrn */
+ FALSE, /* Teng */
+ FALSE, /* Taii */
+ FALSE, /* Visp */
+ FALSE, /* Xsux */
+ FALSE, /* Zxxx */
+ FALSE, /* Zzzz */
+ FALSE, /* Cari */
+ FALSE, /* Jpan */
+ FALSE, /* Lana */
+ FALSE, /* Lyci */
+ FALSE, /* Lydi */
+ FALSE, /* Olck */
+ FALSE, /* Rjng */
+ FALSE, /* Saur */
+ FALSE, /* Sgnw */
+ FALSE, /* Sund */
+ FALSE, /* Moon */
+ FALSE, /* Mtei */
+ FALSE, /* Armi */
+ FALSE, /* Avst */
+ FALSE, /* Cakm */
+ FALSE, /* Kore */
+ FALSE, /* Kthi */
+ FALSE, /* Mani */
+ FALSE, /* Phli */
+ FALSE, /* Phlp */
+ FALSE, /* Phlv */
+ FALSE, /* Prti */
+ FALSE, /* Samr */
+ FALSE, /* Tavt */
+ FALSE, /* Zmth */
+ FALSE /* Zsym */
};
UErrorCode scriptStatus = U_ZERO_ERROR;
UScriptCode scriptCode = USCRIPT_INVALID_CODE;
UScriptRun *sr = uscript_openRun(chars, count, &scriptStatus);
+ le_bool result = FALSE;
while (uscript_nextRun(sr, NULL, NULL, &scriptCode)) {
if (isComplex(scriptCode)) {
- return TRUE;
+ result = TRUE;
+ break;
}
}
- return FALSE;
+ uscript_closeRun(sr);
+ return result;
}
le_int32 ParagraphLayout::getAscent() const
static const LanguageMap languageMap[] =
{
+ {"afr", afkLanguageCode}, // Afrikaans
{"ara", araLanguageCode}, // Arabic
{"asm", asmLanguageCode}, // Assamese
+ {"bel", belLanguageCode}, // Belarussian
{"ben", benLanguageCode}, // Bengali
+ {"bod", tibLanguageCode}, // Tibetan
+ {"bul", bgrLanguageCode}, // Bulgarian
+ {"cat", catLanguageCode}, // Catalan
+ {"ces", csyLanguageCode}, // Czech
+ {"che", cheLanguageCode}, // Chechen
+ {"cop", copLanguageCode}, // Coptic
+ {"cym", welLanguageCode}, // Welsh
+ {"dan", danLanguageCode}, // Danish
+ {"deu", deuLanguageCode}, // German
+ {"dzo", dznLanguageCode}, // Dzongkha
+ {"ell", ellLanguageCode}, // Greek
+ {"eng", engLanguageCode}, // English
+ {"est", etiLanguageCode}, // Estonian
+ {"eus", euqLanguageCode}, // Basque
{"fas", farLanguageCode}, // Farsi
+ {"fin", finLanguageCode}, // Finnish
+ {"fra", fraLanguageCode}, // French
+ {"gle", gaeLanguageCode}, // Irish Gaelic
{"guj", gujLanguageCode}, // Gujarati
+ {"hau", hauLanguageCode}, // Hausa
{"heb", iwrLanguageCode}, // Hebrew
{"hin", hinLanguageCode}, // Hindi
+ {"hrv", hrvLanguageCode}, // Croatian
+ {"hun", hunLanguageCode}, // Hungarian
+ {"hye", hyeLanguageCode}, // Armenian
+ {"ind", indLanguageCode}, // Indonesian
+ {"ita", itaLanguageCode}, // Italian
{"jpn", janLanguageCode}, // Japanese
{"kan", kanLanguageCode}, // Kannada
{"kas", kshLanguageCode}, // Kashmiri
+ {"khm", khmLanguageCode}, // Khmer
{"kok", kokLanguageCode}, // Konkani
{"kor", korLanguageCode}, // Korean
// {"mal_XXX", malLanguageCode}, // Malayalam - Traditional
{"mal", mlrLanguageCode}, // Malayalam - Reformed
{"mar", marLanguageCode}, // Marathi
+ {"mlt", mtsLanguageCode}, // Maltese
{"mni", mniLanguageCode}, // Manipuri
+ {"mon", mngLanguageCode}, // Mongolian
+ {"nep", nepLanguageCode}, // Nepali
{"ori", oriLanguageCode}, // Oriya
+ {"pol", plkLanguageCode}, // Polish
+ {"por", ptgLanguageCode}, // Portuguese
+ {"pus", pasLanguageCode}, // Pashto
+ {"ron", romLanguageCode}, // Romanian
+ {"rus", rusLanguageCode}, // Russian
{"san", sanLanguageCode}, // Sanskrit
- {"snd", sndLanguageCode}, // Sindhi
{"sin", snhLanguageCode}, // Sinhalese
+ {"slk", skyLanguageCode}, // Slovak
+ {"snd", sndLanguageCode}, // Sindhi
+ {"slv", slvLanguageCode}, // Slovenian
+ {"spa", espLanguageCode}, // Spanish
+ {"sqi", sqiLanguageCode}, // Albanian
+ {"srp", srbLanguageCode}, // Serbian
+ {"swe", sveLanguageCode}, // Swedish
{"syr", syrLanguageCode}, // Syriac
{"tam", tamLanguageCode}, // Tamil
{"tel", telLanguageCode}, // Telugu
{"tha", thaLanguageCode}, // Thai
+ {"tur", trkLanguageCode}, // Turkish
{"urd", urdLanguageCode}, // Urdu
{"yid", jiiLanguageCode}, // Yiddish
// {"zhp", zhpLanguageCode}, // Chinese - Phonetic
le_bool ParagraphLayout::isComplex(UScriptCode script)
{
- if (script < 0 || script >= USCRIPT_CODE_LIMIT) {
+ if (script < 0 || script >= (UScriptCode) scriptCodeCount) {
return FALSE;
}
glyphToCharMap[outGlyph] = fGlyphToCharMap[glyphBase + inGlyph];
}
} else {
- for (outGlyph = 0, inGlyph = rightGlyph - 1; inGlyph >= leftGlyph; inGlyph -= 1, outGlyph += 1) {
- glyphToCharMap[outGlyph] = fGlyphToCharMap[glyphBase + inGlyph];
+ // Because fGlyphToCharMap is stored in logical order to facilitate line breaking,
+ // we need to map the physical glyph indices to logical indices while we copy the
+ // character indices.
+ le_int32 base = glyphBase + fStyleRunInfo[run].glyphCount - 1;
+
+ for (outGlyph = 0, inGlyph = leftGlyph; inGlyph < rightGlyph; inGlyph += 1, outGlyph += 1) {
+ glyphToCharMap[outGlyph] = fGlyphToCharMap[base - inGlyph];
}
}
le_int32 ParagraphLayout::Line::getWidth() const
{
const VisualRun *lastRun = getVisualRun(fRunCount - 1);
+
+ if (lastRun == NULL) {
+ return 0;
+ }
+
le_int32 glyphCount = lastRun->getGlyphCount();
const float *positions = lastRun->getPositions();
projects / apple / icu.git / blobdiff