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dwrite: Remove OpenType language id from cache.

This commit is contained in:
Nikolay Sivov 2014-11-10 10:03:28 +03:00 committed by Alexandre Julliard
parent bcbd83d154
commit 53209e7017
3 changed files with 42 additions and 25 deletions
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21
dlls/dwrite/analyzer.c
View File

@ -844,6 +844,7 @@ static HRESULT WINAPI dwritetextanalyzer_GetGlyphs(IDWriteTextAnalyzer2 *iface,
DWRITE_SHAPING_GLYPH_PROPERTIES* glyph_props, UINT32* actual_glyph_count)
{
const struct dwritescript_properties *scriptprops;
struct scriptshaping_context context;
struct scriptshaping_cache *cache;
WCHAR *string;
BOOL update_cluster;
@ -924,13 +925,25 @@ static HRESULT WINAPI dwritetextanalyzer_GetGlyphs(IDWriteTextAnalyzer2 *iface,
}
*actual_glyph_count = g;
hr = create_scriptshaping_cache(fontface, locale, &cache);
hr = create_scriptshaping_cache(fontface, &cache);
if (FAILED(hr))
goto done;
context.cache = cache;
context.text = text;
context.length = length;
context.is_rtl = is_rtl;
context.max_glyph_count = max_glyph_count;
context.language_tag = DWRITE_MAKE_OPENTYPE_TAG('d','f','l','t');
if (locale) {
WCHAR tag[5];
if (GetLocaleInfoEx(locale, LOCALE_SOPENTYPELANGUAGETAG, tag, sizeof(tag)/sizeof(WCHAR)))
context.language_tag = DWRITE_MAKE_OPENTYPE_TAG(tag[0],tag[1],tag[2],tag[3]);
}
scriptprops = &dwritescripts_properties[script];
if (scriptprops->ops && scriptprops->ops->contextual_shaping) {
hr = scriptprops->ops->contextual_shaping(cache, is_rtl, string, length, max_glyph_count, clustermap, glyph_indices, actual_glyph_count);
hr = scriptprops->ops->contextual_shaping(&context, clustermap, glyph_indices, actual_glyph_count);
if (FAILED(hr))
goto done;
}
@ -938,9 +951,9 @@ static HRESULT WINAPI dwritetextanalyzer_GetGlyphs(IDWriteTextAnalyzer2 *iface,
/* FIXME: apply default features */
if (scriptprops->ops && scriptprops->ops->set_text_glyphs_props)
hr = scriptprops->ops->set_text_glyphs_props(cache, string, length, clustermap, glyph_indices, *actual_glyph_count, text_props, glyph_props);
hr = scriptprops->ops->set_text_glyphs_props(&context, clustermap, glyph_indices, *actual_glyph_count, text_props, glyph_props);
else
hr = default_shaping_ops.set_text_glyphs_props(cache, string, length, clustermap, glyph_indices, *actual_glyph_count, text_props, glyph_props);
hr = default_shaping_ops.set_text_glyphs_props(&context, clustermap, glyph_indices, *actual_glyph_count, text_props, glyph_props);
done:
release_scriptshaping_cache(cache);

20
dlls/dwrite/dwrite_private.h
View File

@ -143,14 +143,26 @@ enum SCRIPT_JUSTIFY
};
struct scriptshaping_cache;
extern HRESULT create_scriptshaping_cache(IDWriteFontFace*,const WCHAR*,struct scriptshaping_cache**) DECLSPEC_HIDDEN;
struct scriptshaping_context
{
struct scriptshaping_cache *cache;
UINT32 language_tag;
const WCHAR *text;
UINT32 length;
BOOL is_rtl;
UINT32 max_glyph_count;
};
extern HRESULT create_scriptshaping_cache(IDWriteFontFace*,struct scriptshaping_cache**) DECLSPEC_HIDDEN;
extern void release_scriptshaping_cache(struct scriptshaping_cache*) DECLSPEC_HIDDEN;
struct scriptshaping_ops
{
HRESULT (*contextual_shaping)(struct scriptshaping_cache *cache, BOOL is_rtl, const WCHAR *text, UINT32 len, UINT32 max_glyph_count,
UINT16 *clustermap, UINT16 *glyph_indices, UINT32* actual_glyph_count);
HRESULT (*set_text_glyphs_props)(struct scriptshaping_cache *cache, const WCHAR *text, UINT32 len, UINT16 *clustermap, UINT16 *glyph_indices,
HRESULT (*contextual_shaping)(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices, UINT32* actual_glyph_count);
HRESULT (*set_text_glyphs_props)(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices,
UINT32 glyphcount, DWRITE_SHAPING_TEXT_PROPERTIES *text_props, DWRITE_SHAPING_GLYPH_PROPERTIES *glyph_props);
};

26
dlls/dwrite/shape.c
View File

@ -28,10 +28,9 @@ WINE_DEFAULT_DEBUG_CHANNEL(dwrite);
struct scriptshaping_cache
{
IDWriteFontFace *fontface;
UINT32 language_tag;
};
HRESULT create_scriptshaping_cache(IDWriteFontFace *fontface, const WCHAR *locale, struct scriptshaping_cache **cache)
HRESULT create_scriptshaping_cache(IDWriteFontFace *fontface, struct scriptshaping_cache **cache)
{
struct scriptshaping_cache *ret;
@ -42,13 +41,6 @@ HRESULT create_scriptshaping_cache(IDWriteFontFace *fontface, const WCHAR *local
ret->fontface = fontface;
IDWriteFontFace_AddRef(fontface);
ret->language_tag = DWRITE_MAKE_OPENTYPE_TAG('d','f','l','t');
if (locale) {
WCHAR tag[5];
if (GetLocaleInfoEx(locale, LOCALE_SOPENTYPELANGUAGETAG, tag, sizeof(tag)/sizeof(WCHAR)))
ret->language_tag = DWRITE_MAKE_OPENTYPE_TAG(tag[0],tag[1],tag[2],tag[3]);
}
*cache = ret;
return S_OK;
@ -122,7 +114,7 @@ static INT32 map_glyph_to_text_pos(const UINT16 *clustermap, UINT32 len, UINT16
return k;
}
static HRESULT default_set_text_glyphs_props(struct scriptshaping_cache *cache, const WCHAR *text, UINT32 len, UINT16 *clustermap, UINT16 *glyph_indices,
static HRESULT default_set_text_glyphs_props(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices,
UINT32 glyphcount, DWRITE_SHAPING_TEXT_PROPERTIES *text_props, DWRITE_SHAPING_GLYPH_PROPERTIES *glyph_props)
{
UINT32 i;
@ -132,36 +124,36 @@ static HRESULT default_set_text_glyphs_props(struct scriptshaping_cache *cache,
UINT32 char_count = 0;
INT32 k;
k = map_glyph_to_text_pos(clustermap, len, i);
k = map_glyph_to_text_pos(clustermap, context->length, i);
if (k >= 0) {
for (; k < len && clustermap[k] == i; k++)
for (; k < context->length && clustermap[k] == i; k++)
char_index[char_count++] = k;
}
if (char_count == 0)
continue;
if (char_count == 1 && isspaceW(text[char_index[0]])) {
if (char_count == 1 && isspaceW(context->text[char_index[0]])) {
glyph_props[i].justification = SCRIPT_JUSTIFY_BLANK;
text_props[char_index[0]].isShapedAlone = text[char_index[0]] == ' ';
text_props[char_index[0]].isShapedAlone = context->text[char_index[0]] == ' ';
}
else
glyph_props[i].justification = SCRIPT_JUSTIFY_CHARACTER;
}
/* FIXME: update properties using GDEF table */
shape_update_clusters_from_glyphprop(glyphcount, len, clustermap, glyph_props);
shape_update_clusters_from_glyphprop(glyphcount, context->length, clustermap, glyph_props);
return S_OK;
}
static HRESULT latn_set_text_glyphs_props(struct scriptshaping_cache *cache, const WCHAR *text, UINT32 len, UINT16 *clustermap, UINT16 *glyph_indices,
static HRESULT latn_set_text_glyphs_props(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices,
UINT32 glyphcount, DWRITE_SHAPING_TEXT_PROPERTIES *text_props, DWRITE_SHAPING_GLYPH_PROPERTIES *glyph_props)
{
HRESULT hr;
UINT32 i;
hr = default_set_text_glyphs_props(cache, text, len, clustermap, glyph_indices, glyphcount, text_props, glyph_props);
hr = default_set_text_glyphs_props(context, clustermap, glyph_indices, glyphcount, text_props, glyph_props);
for (i = 0; i < glyphcount; i++)
if (glyph_props[i].isZeroWidthSpace)