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dwrite: Store font data in its own structure.

This commit is contained in:
Aric Stewart 2014-09-02 10:19:25 -05:00 committed by Alexandre Julliard
parent f49c740907
commit daef5061e8
1 changed files with 51 additions and 33 deletions
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84
dlls/dwrite/font.c
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@ -125,6 +125,16 @@ typedef struct
#define MS_OS2_TAG MS_MAKE_TAG('O','S','/','2')
#define MS_POST_TAG MS_MAKE_TAG('p','o','s','t')
struct dwrite_font_data {
DWRITE_FONT_STYLE style;
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
DWRITE_FONT_SIMULATIONS simulations;
DWRITE_FONT_METRICS metrics;
WCHAR *facename;
};
struct dwrite_fontcollection {
IDWriteFontCollection IDWriteFontCollection_iface;
LONG ref;
@ -148,11 +158,8 @@ struct dwrite_font {
BOOL is_system;
IDWriteFontFamily *family;
IDWriteFontFace *face;
DWRITE_FONT_STYLE style;
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
DWRITE_FONT_METRICS metrics;
WCHAR *facename;
struct dwrite_font_data *data;
};
#define DWRITE_FONTTABLE_MAGIC 0xededfafa
@ -528,10 +535,10 @@ static HRESULT create_system_fontface(struct dwrite_font *font, IDWriteFontFace
This->is_system = TRUE;
memset(&This->logfont, 0, sizeof(This->logfont));
This->logfont.lfItalic = font->style == DWRITE_FONT_STYLE_ITALIC;
This->logfont.lfItalic = font->data->style == DWRITE_FONT_STYLE_ITALIC;
/* weight values from DWRITE_FONT_WEIGHT match values used for LOGFONT */
This->logfont.lfWeight = font->weight;
strcpyW(This->logfont.lfFaceName, font->facename);
This->logfont.lfWeight = font->data->weight;
strcpyW(This->logfont.lfFaceName, font->data->facename);
*face = &This->IDWriteFontFace_iface;
@ -583,7 +590,8 @@ static ULONG WINAPI dwritefont_Release(IDWriteFont *iface)
{
if (This->face) IDWriteFontFace_Release(This->face);
IDWriteFontFamily_Release(This->family);
heap_free(This->facename);
heap_free(This->data->facename);
heap_free(This->data);
heap_free(This);
}
@ -604,21 +612,21 @@ static DWRITE_FONT_WEIGHT WINAPI dwritefont_GetWeight(IDWriteFont *iface)
{
struct dwrite_font *This = impl_from_IDWriteFont(iface);
TRACE("(%p)\n", This);
return This->weight;
return This->data->weight;
}
static DWRITE_FONT_STRETCH WINAPI dwritefont_GetStretch(IDWriteFont *iface)
{
struct dwrite_font *This = impl_from_IDWriteFont(iface);
TRACE("(%p)\n", This);
return This->stretch;
return This->data->stretch;
}
static DWRITE_FONT_STYLE WINAPI dwritefont_GetStyle(IDWriteFont *iface)
{
struct dwrite_font *This = impl_from_IDWriteFont(iface);
TRACE("(%p)\n", This);
return This->style;
return This->data->style;
}
static BOOL WINAPI dwritefont_IsSymbolFont(IDWriteFont *iface)
@ -646,8 +654,8 @@ static HRESULT WINAPI dwritefont_GetInformationalStrings(IDWriteFont *iface,
static DWRITE_FONT_SIMULATIONS WINAPI dwritefont_GetSimulations(IDWriteFont *iface)
{
struct dwrite_font *This = impl_from_IDWriteFont(iface);
FIXME("(%p): stub\n", This);
return DWRITE_FONT_SIMULATIONS_NONE;
TRACE("(%p)\n", This);
return This->data->simulations;
}
static void WINAPI dwritefont_GetMetrics(IDWriteFont *iface, DWRITE_FONT_METRICS *metrics)
@ -655,7 +663,7 @@ static void WINAPI dwritefont_GetMetrics(IDWriteFont *iface, DWRITE_FONT_METRICS
struct dwrite_font *This = impl_from_IDWriteFont(iface);
TRACE("(%p)->(%p)\n", This, metrics);
*metrics = This->metrics;
*metrics = This->data->metrics;
}
static HRESULT WINAPI dwritefont_HasCharacter(IDWriteFont *iface, UINT32 value, BOOL *exists)
@ -1011,10 +1019,10 @@ static void get_font_properties(struct dwrite_font *font, HDC hdc)
LONG size;
/* default stretch and weight to normal */
font->stretch = DWRITE_FONT_STRETCH_NORMAL;
font->weight = DWRITE_FONT_WEIGHT_NORMAL;
font->data->stretch = DWRITE_FONT_STRETCH_NORMAL;
font->data->weight = DWRITE_FONT_WEIGHT_NORMAL;
memset(&font->metrics, 0, sizeof(font->metrics));
memset(&font->data->metrics, 0, sizeof(font->data->metrics));
size = GetFontData(hdc, MS_OS2_TAG, 0, NULL, 0);
if (size != GDI_ERROR)
@ -1026,31 +1034,31 @@ static void get_font_properties(struct dwrite_font *font, HDC hdc)
/* DWRITE_FONT_STRETCH enumeration values directly match font data values */
if (GET_BE_WORD(tt_os2.usWidthClass) <= DWRITE_FONT_STRETCH_ULTRA_EXPANDED)
font->stretch = GET_BE_WORD(tt_os2.usWidthClass);
font->data->stretch = GET_BE_WORD(tt_os2.usWidthClass);
font->weight = GET_BE_WORD(tt_os2.usWeightClass);
TRACE("stretch=%d, weight=%d\n", font->stretch, font->weight);
font->data->weight = GET_BE_WORD(tt_os2.usWeightClass);
TRACE("stretch=%d, weight=%d\n", font->data->stretch, font->data->weight);
font->metrics.ascent = GET_BE_WORD(tt_os2.sTypoAscender);
font->metrics.descent = GET_BE_WORD(tt_os2.sTypoDescender);
font->metrics.lineGap = GET_BE_WORD(tt_os2.sTypoLineGap);
font->metrics.capHeight = GET_BE_WORD(tt_os2.sCapHeight);
font->metrics.xHeight = GET_BE_WORD(tt_os2.sxHeight);
font->metrics.strikethroughPosition = GET_BE_WORD(tt_os2.yStrikeoutPosition);
font->metrics.strikethroughThickness = GET_BE_WORD(tt_os2.yStrikeoutSize);
font->data->metrics.ascent = GET_BE_WORD(tt_os2.sTypoAscender);
font->data->metrics.descent = GET_BE_WORD(tt_os2.sTypoDescender);
font->data->metrics.lineGap = GET_BE_WORD(tt_os2.sTypoLineGap);
font->data->metrics.capHeight = GET_BE_WORD(tt_os2.sCapHeight);
font->data->metrics.xHeight = GET_BE_WORD(tt_os2.sxHeight);
font->data->metrics.strikethroughPosition = GET_BE_WORD(tt_os2.yStrikeoutPosition);
font->data->metrics.strikethroughThickness = GET_BE_WORD(tt_os2.yStrikeoutSize);
}
memset(&tt_head, 0, sizeof(tt_head));
if (GetFontData(hdc, MS_HEAD_TAG, 0, &tt_head, sizeof(tt_head)) != GDI_ERROR)
{
font->metrics.designUnitsPerEm = GET_BE_WORD(tt_head.unitsPerEm);
font->data->metrics.designUnitsPerEm = GET_BE_WORD(tt_head.unitsPerEm);
}
memset(&tt_post, 0, sizeof(tt_post));
if (GetFontData(hdc, MS_POST_TAG, 0, &tt_post, sizeof(tt_post)) != GDI_ERROR)
{
font->metrics.underlinePosition = GET_BE_WORD(tt_post.underlinePosition);
font->metrics.underlineThickness = GET_BE_WORD(tt_post.underlineThickness);
font->data->metrics.underlinePosition = GET_BE_WORD(tt_post.underlinePosition);
font->data->metrics.underlineThickness = GET_BE_WORD(tt_post.underlineThickness);
}
}
@ -1069,10 +1077,17 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
This = heap_alloc(sizeof(struct dwrite_font));
if (!This) return E_OUTOFMEMORY;
This->data = heap_alloc(sizeof(struct dwrite_font_data));
if (!This->data)
{
heap_free(This);
return E_OUTOFMEMORY;
}
hfont = CreateFontIndirectW(logfont);
if (!hfont)
{
heap_free(This->data);
heap_free(This);
return DWRITE_E_NOFONT;
}
@ -1084,6 +1099,7 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
otm = heap_alloc(ret);
if (!otm)
{
heap_free(This->data);
heap_free(This);
DeleteDC(hdc);
DeleteObject(hfont);
@ -1105,6 +1121,7 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
heap_free(otm);
if (hr != S_OK)
{
heap_free(This->data);
heap_free(This);
return hr;
}
@ -1114,8 +1131,9 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
This->face = NULL;
This->is_system = TRUE;
This->family = family;
This->style = logfont->lfItalic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL;
This->facename = heap_strdupW(logfont->lfFaceName);
This->data->simulations = DWRITE_FONT_SIMULATIONS_NONE;
This->data->style = logfont->lfItalic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL;
This->data->facename = heap_strdupW(logfont->lfFaceName);
*font = &This->IDWriteFont_iface;