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dwrite: Implement a list of font data for IDWriteFontFamily.

This commit is contained in:
Aric Stewart 2014-09-03 13:11:35 -05:00 committed by Alexandre Julliard
parent a64a3c8238
commit 383854defa
1 changed files with 99 additions and 20 deletions
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119
dlls/dwrite/font.c
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@ -137,6 +137,8 @@ struct dwrite_fontface_data {
};
struct dwrite_font_data {
LONG ref;
DWRITE_FONT_STYLE style;
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
@ -161,6 +163,10 @@ struct dwrite_fontfamily {
IDWriteFontFamily IDWriteFontFamily_iface;
LONG ref;
struct dwrite_font_data **fonts;
UINT32 font_count;
UINT32 alloc;
WCHAR *familyname;
};
@ -209,6 +215,7 @@ struct dwrite_fontfile {
static HRESULT create_fontfamily(const WCHAR *familyname, IDWriteFontFamily **family);
static HRESULT create_font_base(IDWriteFont **font);
static HRESULT create_font_from_data(struct dwrite_font_data *data, IDWriteFont **font);
static inline struct dwrite_fontface *impl_from_IDWriteFontFace(IDWriteFontFace *iface)
{
@ -268,6 +275,19 @@ static VOID _free_fontface_data(struct dwrite_fontface_data *data)
heap_free(data);
}
static VOID _free_font_data(struct dwrite_font_data *data)
{
int i;
if (!data)
return;
i = InterlockedDecrement(&data->ref);
if (i > 0)
return;
_free_fontface_data(data->face_data);
heap_free(data->facename);
heap_free(data);
}
static HRESULT WINAPI dwritefontface_QueryInterface(IDWriteFontFace *iface, REFIID riid, void **obj)
{
struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
@ -643,9 +663,7 @@ static ULONG WINAPI dwritefont_Release(IDWriteFont *iface)
{
if (This->face) IDWriteFontFace_Release(This->face);
if (This->family) IDWriteFontFamily_Release(This->family);
heap_free(This->data->facename);
_free_fontface_data(This->data->face_data);
heap_free(This->data);
_free_font_data(This->data);
heap_free(This);
}
@ -815,7 +833,12 @@ static ULONG WINAPI dwritefontfamily_Release(IDWriteFontFamily *iface)
if (!ref)
{
int i;
heap_free(This->familyname);
for (i = 0; i < This->font_count; i++)
_free_font_data(This->fonts[i]);
heap_free(This->fonts);
heap_free(This);
}
@ -832,15 +855,30 @@ static HRESULT WINAPI dwritefontfamily_GetFontCollection(IDWriteFontFamily *ifac
static UINT32 WINAPI dwritefontfamily_GetFontCount(IDWriteFontFamily *iface)
{
struct dwrite_fontfamily *This = impl_from_IDWriteFontFamily(iface);
FIXME("(%p): stub\n", This);
return 0;
TRACE("(%p)\n", This);
return This->font_count;
}
static HRESULT WINAPI dwritefontfamily_GetFont(IDWriteFontFamily *iface, UINT32 index, IDWriteFont **font)
{
struct dwrite_fontfamily *This = impl_from_IDWriteFontFamily(iface);
FIXME("(%p)->(%u %p): stub\n", This, index, font);
return E_NOTIMPL;
TRACE("(%p)->(%u %p)\n", This, index, font);
if (This->font_count > 0)
{
HRESULT hr;
if (index >= This->font_count)
return E_INVALIDARG;
hr = create_font_from_data(This->fonts[index], font);
if (SUCCEEDED(hr))
{
struct dwrite_font *font_data = impl_from_IDWriteFont(*font);
font_data->family = iface;
IDWriteFontFamily_AddRef(iface);
}
return hr;
}
else
return E_NOTIMPL;
}
static HRESULT WINAPI dwritefontfamily_GetFamilyNames(IDWriteFontFamily *iface, IDWriteLocalizedStrings **names)
@ -865,12 +903,38 @@ static HRESULT WINAPI dwritefontfamily_GetFirstMatchingFont(IDWriteFontFamily *i
TRACE("(%p)->(%d %d %d %p)\n", This, weight, stretch, style, font);
memset(&lf, 0, sizeof(lf));
lf.lfWeight = weight;
lf.lfItalic = style == DWRITE_FONT_STYLE_ITALIC;
strcpyW(lf.lfFaceName, This->familyname);
/* fallback for system font collections */
if (This->font_count == 0)
{
memset(&lf, 0, sizeof(lf));
lf.lfWeight = weight;
lf.lfItalic = style == DWRITE_FONT_STYLE_ITALIC;
strcpyW(lf.lfFaceName, This->familyname);
return create_font_from_logfont(&lf, font);
return create_font_from_logfont(&lf, font);
}
else
{
int i;
for (i = 0; i < This->font_count; i++)
{
if (style == This->fonts[i]->style &&
weight == This->fonts[i]->weight &&
stretch == This->fonts[i]->stretch)
{
HRESULT hr;
hr = create_font_from_data(This->fonts[i], font);
if (SUCCEEDED(hr))
{
struct dwrite_font *font_data = impl_from_IDWriteFont(*font);
font_data->family = iface;
IDWriteFontFamily_AddRef(iface);
}
return hr;
}
}
return DWRITE_E_NOFONT;
}
}
static HRESULT WINAPI dwritefontfamily_GetMatchingFonts(IDWriteFontFamily *iface, DWRITE_FONT_WEIGHT weight,
@ -1063,6 +1127,9 @@ static HRESULT create_fontfamily(const WCHAR *familyname, IDWriteFontFamily **fa
This->IDWriteFontFamily_iface.lpVtbl = &fontfamilyvtbl;
This->ref = 1;
This->font_count = 0;
This->alloc = 2;
This->fonts = heap_alloc(sizeof(*This->fonts) * 2);
This->familyname = heap_strdupW(familyname);
*family = &This->IDWriteFontFamily_iface;
@ -1121,32 +1188,44 @@ static void get_font_properties(struct dwrite_font *font, HDC hdc)
}
}
static HRESULT create_font_base(IDWriteFont **font)
static HRESULT create_font_from_data(struct dwrite_font_data *data, IDWriteFont **font)
{
struct dwrite_font *This;
*font = NULL;
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;
}
This->IDWriteFont_iface.lpVtbl = &dwritefontvtbl;
This->ref = 1;
This->data->face_data = NULL;
This->face = NULL;
This->family = NULL;
This->is_system = FALSE;
This->data = data;
InterlockedIncrement(&This->data->ref);
*font = &This->IDWriteFont_iface;
return S_OK;
}
static HRESULT create_font_base(IDWriteFont **font)
{
struct dwrite_font_data *data;
HRESULT ret;
*font = NULL;
data = heap_alloc(sizeof(*data));
if (!data) return E_OUTOFMEMORY;
data->ref = 0;
data->face_data = NULL;
ret = create_font_from_data( data, font );
if (FAILED(ret)) heap_free( data );
return ret;
}
HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
{
const WCHAR* facename, *familyname;