usp10: Replace GSUB_get_script_table with GSUB_GetFontScriptTags.

This commit is contained in:
Aric Stewart 2011-12-29 14:50:17 -06:00 committed by Alexandre Julliard
parent 1090cd2f11
commit 71373552ff
1 changed files with 20 additions and 30 deletions

View File

@ -347,6 +347,7 @@ typedef struct {
} CMAP_SegmentedCoverage;
static INT GSUB_apply_lookup(const GSUB_LookupList* lookup, INT lookup_index, WORD *glyphs, INT glyph_index, INT write_dir, INT *glyph_count);
static HRESULT GSUB_GetFontScriptTags(ScriptCache *psc, OPENTYPE_TAG searchingFor, int cMaxTags, OPENTYPE_TAG *pScriptTags, int *pcTags, LPCVOID* script_table);
typedef struct tagVowelComponents
{
@ -764,30 +765,6 @@ static INT GSUB_is_glyph_covered(LPCVOID table , UINT glyph)
return -1;
}
static const GSUB_Script* GSUB_get_script_table( const GSUB_Header* header, const char* tag)
{
const GSUB_ScriptList *script;
const GSUB_Script *deflt = NULL;
int i;
script = (const GSUB_ScriptList*)((const BYTE*)header + GET_BE_WORD(header->ScriptList));
TRACE("%i scripts in this font\n",GET_BE_WORD(script->ScriptCount));
for (i = 0; i < GET_BE_WORD(script->ScriptCount); i++)
{
const GSUB_Script *scr;
int offset;
offset = GET_BE_WORD(script->ScriptRecord[i].Script);
scr = (const GSUB_Script*)((const BYTE*)script + offset);
if (strncmp(script->ScriptRecord[i].ScriptTag, tag,4)==0)
return scr;
if (strncmp(script->ScriptRecord[i].ScriptTag, "dflt",4)==0)
deflt = scr;
}
return deflt;
}
static const GSUB_LangSys* GSUB_get_lang_table( const GSUB_Script* script, const char* tag)
{
int i;
@ -1242,15 +1219,22 @@ static LPCVOID load_GSUB_feature(HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache *psc
if (psc->GSUB_Table)
{
const GSUB_Script *script;
const GSUB_Script *script = NULL;
const GSUB_LangSys *language;
int attempt = 2;
OPENTYPE_TAG scriptTags;
int cTags;
HRESULT hr;
do
{
script = GSUB_get_script_table(psc->GSUB_Table, get_opentype_script(hdc,psa,psc,(attempt==2)));
const char* tag;
tag = get_opentype_script(hdc,psa,psc,(attempt==2));
hr = GSUB_GetFontScriptTags(psc, MS_MAKE_TAG(tag[0],tag[1],tag[2],tag[3]), 1, &scriptTags, &cTags, (LPCVOID*)&script);
attempt--;
if (script)
if (SUCCEEDED(hr) && cTags && script)
{
if (psc->userLang != 0)
language = GSUB_get_lang_table(script,(char*)&psc->userLang);
@ -1264,8 +1248,8 @@ static LPCVOID load_GSUB_feature(HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache *psc
/* try in the default (latin) table */
if (!feature)
{
script = GSUB_get_script_table(psc->GSUB_Table, "latn");
if (script)
hr = GSUB_GetFontScriptTags(psc, MS_MAKE_TAG('l','a','t','n'), 1, &scriptTags, &cTags, (LPCVOID*)&script);
if (SUCCEEDED(hr) && script)
{
language = GSUB_get_lang_table(script, "xxxx"); /* Need to get Lang tag */
if (language)
@ -1609,7 +1593,13 @@ static int apply_GSUB_feature(HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache* psc, W
static inline BOOL get_GSUB_Indic2(SCRIPT_ANALYSIS *psa, ScriptCache *psc)
{
return(GSUB_get_script_table(psc->GSUB_Table,ShapingData[psa->eScript].newOtTag)!=NULL);
OPENTYPE_TAG tag;
HRESULT hr;
int count = 0;
hr = GSUB_GetFontScriptTags(psc, MS_MAKE_TAG(ShapingData[psa->eScript].newOtTag[0],ShapingData[psa->eScript].newOtTag[1],ShapingData[psa->eScript].newOtTag[2],ShapingData[psa->eScript].newOtTag[3]), 1, &tag, &count, NULL);
return(SUCCEEDED(hr));
}
static WCHAR neighbour_char(int i, int delta, const WCHAR* chars, INT cchLen)