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dwrite: Add the system font collection to the dwrite factory object.

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This commit is contained in:
Aric Stewart 2014-09-02 07:17:57 -05:00 committed by Alexandre Julliard
parent 53869e19eb
commit f49c740907
4 changed files with 69 additions and 66 deletions
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1
dlls/dwrite/dwrite_private.h
View file

@ -92,7 +92,6 @@ extern HRESULT get_gdiinterop(IDWriteGdiInterop**) DECLSPEC_HIDDEN;
extern HRESULT create_localizedstrings(IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT add_localizedstring(IDWriteLocalizedStrings*,const WCHAR*,const WCHAR*) DECLSPEC_HIDDEN;
extern HRESULT get_system_fontcollection(IDWriteFontCollection**) DECLSPEC_HIDDEN;
extern void release_system_fontcollection(void) DECLSPEC_HIDDEN;
extern HRESULT get_textanalyzer(IDWriteTextAnalyzer**) DECLSPEC_HIDDEN;
extern HRESULT create_font_file(IDWriteFontFileLoader *loader, const void *reference_key, UINT32 key_size, IDWriteFontFile **font_file) DECLSPEC_HIDDEN;
extern HRESULT create_localfontfileloader(IDWriteLocalFontFileLoader** iface) DECLSPEC_HIDDEN;

95
dlls/dwrite/font.c
View file

@ -127,14 +127,13 @@ typedef struct
struct dwrite_fontcollection {
IDWriteFontCollection IDWriteFontCollection_iface;
LONG ref;
WCHAR **families;
UINT32 count;
int alloc;
};
static IDWriteFontCollection *system_collection;
struct dwrite_fontfamily {
IDWriteFontFamily IDWriteFontFamily_iface;
LONG ref;
@ -844,14 +843,30 @@ static HRESULT WINAPI dwritefontcollection_QueryInterface(IDWriteFontCollection
return E_NOINTERFACE;
}
static ULONG WINAPI dwritesysfontcollection_AddRef(IDWriteFontCollection *iface)
static ULONG WINAPI dwritefontcollection_AddRef(IDWriteFontCollection *iface)
{
return 2;
struct dwrite_fontcollection *This = impl_from_IDWriteFontCollection(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
return ref;
}
static ULONG WINAPI dwritesysfontcollection_Release(IDWriteFontCollection *iface)
static ULONG WINAPI dwritefontcollection_Release(IDWriteFontCollection *iface)
{
return 1;
unsigned int i;
struct dwrite_fontcollection *This = impl_from_IDWriteFontCollection(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
if (!ref)
{
for (i = 0; i < This->count; i++)
heap_free(This->families[i]);
heap_free(This->families);
heap_free(This);
}
return ref;
}
static UINT32 WINAPI dwritefontcollection_GetFontFamilyCount(IDWriteFontCollection *iface)
@ -904,10 +919,10 @@ static HRESULT WINAPI dwritefontcollection_GetFontFromFontFace(IDWriteFontCollec
return E_NOTIMPL;
}
static const IDWriteFontCollectionVtbl systemfontcollectionvtbl = {
static const IDWriteFontCollectionVtbl fontcollectionvtbl = {
dwritefontcollection_QueryInterface,
dwritesysfontcollection_AddRef,
dwritesysfontcollection_Release,
dwritefontcollection_AddRef,
dwritefontcollection_Release,
dwritefontcollection_GetFontFamilyCount,
dwritefontcollection_GetFontFamily,
dwritefontcollection_FindFamilyName,
@ -938,56 +953,34 @@ static INT CALLBACK enum_font_families(const LOGFONTW *lf, const TEXTMETRICW *tm
return add_family_syscollection(collection, lf->lfFaceName) == S_OK;
}
static void release_font_collection(IDWriteFontCollection *iface)
{
struct dwrite_fontcollection *This = impl_from_IDWriteFontCollection(iface);
unsigned int i;
for (i = 0; i < This->count; i++)
heap_free(This->families[i]);
heap_free(This->families);
heap_free(This);
}
void release_system_fontcollection(void)
{
if (system_collection)
release_font_collection(system_collection);
}
HRESULT get_system_fontcollection(IDWriteFontCollection **collection)
{
if (!system_collection)
{
struct dwrite_fontcollection *This;
LOGFONTW lf;
HDC hdc;
struct dwrite_fontcollection *This;
LOGFONTW lf;
HDC hdc;
*collection = NULL;
*collection = NULL;
This = heap_alloc(sizeof(struct dwrite_fontcollection));
if (!This) return E_OUTOFMEMORY;
This = heap_alloc(sizeof(struct dwrite_fontcollection));
if (!This) return E_OUTOFMEMORY;
This->IDWriteFontCollection_iface.lpVtbl = &systemfontcollectionvtbl;
This->alloc = 50;
This->count = 0;
This->families = heap_alloc(This->alloc*sizeof(WCHAR*));
This->IDWriteFontCollection_iface.lpVtbl = &fontcollectionvtbl;
This->ref = 1;
This->alloc = 50;
This->count = 0;
This->families = heap_alloc(This->alloc*sizeof(WCHAR*));
TRACE("building system font collection:\n");
TRACE("building system font collection:\n");
hdc = CreateCompatibleDC(0);
memset(&lf, 0, sizeof(lf));
lf.lfCharSet = DEFAULT_CHARSET;
lf.lfPitchAndFamily = DEFAULT_PITCH;
lf.lfFaceName[0] = 0;
EnumFontFamiliesExW(hdc, &lf, enum_font_families, (LPARAM)This, 0);
DeleteDC(hdc);
hdc = CreateCompatibleDC(0);
memset(&lf, 0, sizeof(lf));
lf.lfCharSet = DEFAULT_CHARSET;
lf.lfPitchAndFamily = DEFAULT_PITCH;
lf.lfFaceName[0] = 0;
EnumFontFamiliesExW(hdc, &lf, enum_font_families, (LPARAM)This, 0);
DeleteDC(hdc);
if (InterlockedCompareExchangePointer((void**)&system_collection, &This->IDWriteFontCollection_iface, NULL))
release_font_collection(&This->IDWriteFontCollection_iface);
}
*collection = system_collection;
*collection = &This->IDWriteFontCollection_iface;
return S_OK;
}

11
dlls/dwrite/layout.c
View file

@ -229,7 +229,7 @@ static struct layout_range *alloc_layout_range(struct dwrite_textlayout *layout,
range->strikethrough = FALSE;
range->collection = layout->format.collection;
if (range->collection)
IDWriteFontCollection_Release(range->collection);
IDWriteFontCollection_AddRef(range->collection);
return range;
}
@ -1781,14 +1781,7 @@ HRESULT create_textformat(const WCHAR *family_name, IDWriteFontCollection *colle
IDWriteFontCollection_AddRef(collection);
}
else
{
HRESULT hr = get_system_fontcollection(&This->format.collection);
if (hr != S_OK)
{
IDWriteTextFormat_Release(&This->IDWriteTextFormat_iface);
return hr;
}
}
ERR("Collection should always be set\n");
*format = &This->IDWriteTextFormat_iface;

28
dlls/dwrite/main.c
View file

@ -43,10 +43,6 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD reason, LPVOID reserved)
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls( hinstDLL );
break;
case DLL_PROCESS_DETACH:
if (reserved) break;
release_system_fontcollection();
break;
}
return TRUE;
}
@ -364,6 +360,7 @@ struct dwritefactory{
LONG ref;
IDWriteLocalFontFileLoader* localfontfileloader;
IDWriteFontCollection *system_collection;
IDWriteFontCollectionLoader **loaders;
LONG loader_count;
@ -422,6 +419,8 @@ static ULONG WINAPI dwritefactory_Release(IDWriteFactory *iface)
if (This->file_loaders[i])
IDWriteFontFileLoader_Release(This->file_loaders[i]);
heap_free(This->file_loaders);
if (This->system_collection)
IDWriteFontCollection_Release(This->system_collection);
heap_free(This);
}
@ -431,13 +430,22 @@ static ULONG WINAPI dwritefactory_Release(IDWriteFactory *iface)
static HRESULT WINAPI dwritefactory_GetSystemFontCollection(IDWriteFactory *iface,
IDWriteFontCollection **collection, BOOL check_for_updates)
{
HRESULT hr = S_OK;
struct dwritefactory *This = impl_from_IDWriteFactory(iface);
TRACE("(%p)->(%p %d)\n", This, collection, check_for_updates);
if (check_for_updates)
FIXME("checking for system font updates not implemented\n");
return get_system_fontcollection(collection);
if (!This->system_collection)
hr = get_system_fontcollection(&This->system_collection);
if (SUCCEEDED(hr))
IDWriteFontCollection_AddRef(This->system_collection);
*collection = This->system_collection;
return hr;
}
static HRESULT WINAPI dwritefactory_CreateCustomFontCollection(IDWriteFactory *iface,
@ -642,6 +650,15 @@ static HRESULT WINAPI dwritefactory_CreateTextFormat(IDWriteFactory *iface, WCHA
struct dwritefactory *This = impl_from_IDWriteFactory(iface);
TRACE("(%p)->(%s %p %d %d %d %f %s %p)\n", This, debugstr_w(family_name), collection, weight, style, stretch,
size, debugstr_w(locale), format);
if (!collection)
{
HRESULT hr = IDWriteFactory_GetSystemFontCollection(iface, &collection, FALSE);
if (hr != S_OK)
return hr;
/* Our ref count is 1 too many, since we will add ref in create_textformat */
IDWriteFontCollection_Release(This->system_collection);
}
return create_textformat(family_name, collection, weight, style, stretch, size, locale, format);
}
@ -759,6 +776,7 @@ HRESULT WINAPI DWriteCreateFactory(DWRITE_FACTORY_TYPE type, REFIID riid, IUnkno
This->loaders = heap_alloc_zero(sizeof(*This->loaders) * 2);
This->file_loader_count = 2;
This->file_loaders = heap_alloc_zero(sizeof(*This->file_loaders) * 2);
This->system_collection = NULL;
*factory = (IUnknown*)&This->IDWriteFactory_iface;