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usp10: Implement ScriptGetFontScriptTags.

This commit is contained in:
Aric Stewart 2011-12-22 10:46:34 -06:00 committed by Alexandre Julliard
parent 6d17715b01
commit 525d9d1519
5 changed files with 115 additions and 1 deletions
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60
dlls/usp10/shape.c
View File

@ -3775,3 +3775,63 @@ DWORD CMAP_GetGlyphIndex(HDC hdc, ScriptCache *psc, DWORD utf32c, LPWORD pgi, DW
}
return 0;
}
static HRESULT GSUB_GetFontScriptTags(LPCVOID table, OPENTYPE_TAG searchingFor, int cMaxTags, OPENTYPE_TAG *pScriptTags, int *pcTags, LPCVOID* script_table)
{
const GSUB_ScriptList *script;
const GSUB_Header* header = (const GSUB_Header*)table;
int i;
HRESULT rc = S_OK;
script = (const GSUB_ScriptList*)((const BYTE*)header + GET_BE_WORD(header->ScriptList));
*pcTags = 0;
TRACE("%i scripts in this font\n",GET_BE_WORD(script->ScriptCount));
if (!searchingFor && cMaxTags < GET_BE_WORD(script->ScriptCount))
rc = E_OUTOFMEMORY;
for (i = 0; i < GET_BE_WORD(script->ScriptCount); i++)
{
if (searchingFor)
{
if (strncmp(script->ScriptRecord[i].ScriptTag, (char*)&searchingFor,4)==0)
{
pScriptTags[0] = MS_MAKE_TAG(script->ScriptRecord[i].ScriptTag[0], script->ScriptRecord[i].ScriptTag[1], script->ScriptRecord[i].ScriptTag[2], script->ScriptRecord[i].ScriptTag[3]);
*pcTags = 1;
if (script_table)
{
int offset = GET_BE_WORD(script->ScriptRecord[i].Script);
*script_table = ((const BYTE*)script + offset);
}
break;
}
}
else if (i < cMaxTags)
{
pScriptTags[i] = MS_MAKE_TAG(script->ScriptRecord[i].ScriptTag[0], script->ScriptRecord[i].ScriptTag[1], script->ScriptRecord[i].ScriptTag[2], script->ScriptRecord[i].ScriptTag[3]);
*pcTags = *pcTags + 1;
}
}
return rc;
}
HRESULT SHAPE_GetFontScriptTags( HDC hdc, ScriptCache *psc,
SCRIPT_ANALYSIS *psa, int cMaxTags,
OPENTYPE_TAG *pScriptTags, int *pcTags)
{
HRESULT hr;
OPENTYPE_TAG searching = 0x00000000;
if (!psc->GSUB_Table)
psc->GSUB_Table = load_gsub_table(hdc);
if (psa)
{
if (ShapingData[psa->eScript].otTag[0] != 0)
searching = MS_MAKE_TAG(ShapingData[psa->eScript].otTag[0], ShapingData[psa->eScript].otTag[1], ShapingData[psa->eScript].otTag[2], ShapingData[psa->eScript].otTag[3]);
}
hr = GSUB_GetFontScriptTags(psc->GSUB_Table, searching, cMaxTags, pScriptTags, pcTags, NULL);
if (FAILED(hr))
*pcTags = 0;
return hr;
}

44
dlls/usp10/tests/usp10.c
View File

@ -59,6 +59,8 @@ static HRESULT (WINAPI *pScriptShapeOpenType)( HDC hdc, SCRIPT_CACHE *psc, SCRIP
static DWORD (WINAPI *pGetGlyphIndicesW)(HDC hdc, LPCWSTR lpstr, INT count, LPWORD pgi, DWORD flags);
static HRESULT (WINAPI *pScriptGetFontScriptTags)( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa, int cMaxTags, OPENTYPE_TAG *pScriptTags, int *pcTags);
static inline void _test_items_ok(LPCWSTR string, DWORD cchString,
SCRIPT_CONTROL *Control, SCRIPT_STATE *State,
DWORD nItems, const itemTest* items, BOOL nItemsToDo,
@ -2865,6 +2867,46 @@ static void test_newlines(void)
ok(count == 4, "got %d expected 4\n", count);
}
static void test_ScriptGetFontFunctions(HDC hdc)
{
HRESULT hr;
pScriptGetFontScriptTags = (void*)GetProcAddress(GetModuleHandleA("usp10.dll"), "ScriptGetFontScriptTags");
if (!pScriptGetFontScriptTags)
{
win_skip("ScriptGetFontScriptTags not available on this platform\n");
}
else
{
SCRIPT_CACHE sc = NULL;
OPENTYPE_TAG tags[5];
int count = 0;
hr = pScriptGetFontScriptTags(hdc, &sc, NULL, 0, NULL, NULL);
ok(hr == E_INVALIDARG,"Incorrect return code\n");
ok(sc == NULL, "ScriptCache should remain uninitialized\n");
hr = pScriptGetFontScriptTags(hdc, &sc, NULL, 0, NULL, &count);
ok(hr == E_INVALIDARG,"Incorrect return code\n");
ok(sc == NULL, "ScriptCache should remain uninitialized\n");
hr = pScriptGetFontScriptTags(hdc, &sc, NULL, 5, tags, NULL);
ok(hr == E_INVALIDARG,"Incorrect return code\n");
ok(sc == NULL, "ScriptCache should remain uninitialized\n");
hr = pScriptGetFontScriptTags(hdc, &sc, NULL, 0, tags, &count);
ok(hr == E_INVALIDARG,"Incorrect return code\n");
ok(sc == NULL, "ScriptCache should remain uninitialized\n");
hr = pScriptGetFontScriptTags(NULL, &sc, NULL, 5, tags, &count);
ok(hr == E_PENDING,"Incorrect return code\n");
ok(sc == NULL, "ScriptCache should remain uninitialized\n");
hr = pScriptGetFontScriptTags(hdc, &sc, NULL, 5, tags, &count);
ok((hr == S_OK || hr == E_OUTOFMEMORY),"Incorrect return code\n");
if (hr == S_OK)
ok(count <= 5, "Count should be less or equal to 5 with S_OK return\n");
else if (hr == E_OUTOFMEMORY)
ok(count == 0, "Count should be 0 with E_OUTOFMEMORY return\n");
ok(sc != NULL, "ScriptCache should be initialized\n");
ScriptFreeCache(&sc);
}
}
START_TEST(usp10)
{
HWND hwnd;
@ -2917,6 +2959,8 @@ START_TEST(usp10)
test_ScriptBreak();
test_newlines();
test_ScriptGetFontFunctions(hdc);
ReleaseDC(hwnd, hdc);
DestroyWindow(hwnd);
}

9
dlls/usp10/usp10.c
View File

@ -3525,3 +3525,12 @@ HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];
return S_OK;
}
HRESULT WINAPI ScriptGetFontScriptTags( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa, int cMaxTags, OPENTYPE_TAG *pScriptTags, int *pcTags)
{
HRESULT hr;
if (!pScriptTags || !pcTags || cMaxTags == 0) return E_INVALIDARG;
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
return SHAPE_GetFontScriptTags(hdc, (ScriptCache *)*psc, psa, cMaxTags, pScriptTags, pcTags);
}

2
dlls/usp10/usp10.spec
View File

@ -10,7 +10,7 @@
@ stub ScriptGetFontFeatureTags
@ stub ScriptGetFontLanguageTags
@ stdcall ScriptGetFontProperties(long ptr ptr)
@ stub ScriptGetFontScriptTags
@ stdcall ScriptGetFontScriptTags(long ptr ptr long ptr ptr)
@ stdcall ScriptGetGlyphABCWidth(ptr ptr long ptr)
@ stdcall ScriptGetLogicalWidths(ptr long long ptr ptr ptr ptr)
@ stdcall ScriptGetProperties(ptr long)

1
dlls/usp10/usp10_internal.h
View File

@ -184,6 +184,7 @@ void SHAPE_ApplyDefaultOpentypeFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYS
HRESULT SHAPE_CheckFontForRequiredFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa) DECLSPEC_HIDDEN;
void SHAPE_CharGlyphProp(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, const WCHAR* pwcChars, const INT cChars, const WORD* pwGlyphs, const INT cGlyphs, WORD *pwLogClust, SCRIPT_CHARPROP *pCharProp, SCRIPT_GLYPHPROP *pGlyphProp) DECLSPEC_HIDDEN;
INT SHAPE_does_GSUB_feature_apply_to_chars(HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache* psc, const WCHAR *chars, INT write_dir, INT count, const char* feature) DECLSPEC_HIDDEN;
HRESULT SHAPE_GetFontScriptTags( HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, int cMaxTags, OPENTYPE_TAG *pScriptTags, int *pcTags);
void Indic_ReorderCharacters( HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache* psc, LPWSTR input, int cChars, IndicSyllable **syllables, int *syllable_count, lexical_function lexical_f, reorder_function reorder_f, BOOL modern) DECLSPEC_HIDDEN;
void Indic_ParseSyllables( HDC hdc, SCRIPT_ANALYSIS *psa, ScriptCache* psc, LPCWSTR input, const int cChar, IndicSyllable **syllables, int *syllable_count, lexical_function lex, BOOL modern);