dwrite: Initial implementation of CreateFontFace.

dlls/dwrite/dwrite_private.h

@@ -90,6 +90,7 @@ extern HRESULT get_system_fontcollection(IDWriteFontCollection**) DECLSPEC_HIDDE
 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 font_create_fontface(IDWriteFactory *iface, DWRITE_FONT_FACE_TYPE facetype, UINT32 files_number, IDWriteFontFile* const* font_files, UINT32 index, DWRITE_FONT_SIMULATIONS sim_flags, IDWriteFontFace **font_face) DECLSPEC_HIDDEN;
 
 /* Opentype font table functions */
 extern HRESULT analyze_opentype_font(const void* font_data, UINT32* font_count, DWRITE_FONT_FILE_TYPE *file_type, DWRITE_FONT_FACE_TYPE *face_type, BOOL *supported) DECLSPEC_HIDDEN;

dlls/dwrite/font.c

@@ -146,6 +146,7 @@ struct dwrite_font {
     IDWriteFont IDWriteFont_iface;
     LONG ref;
 
+    BOOL is_system;
     IDWriteFontFamily *family;
     IDWriteFontFace *face;
     DWRITE_FONT_STYLE style;
@@ -159,6 +160,13 @@ struct dwrite_fontface {
     IDWriteFontFace IDWriteFontFace_iface;
     LONG ref;
 
+    DWRITE_FONT_FACE_TYPE type;
+    UINT32 file_count;
+    IDWriteFontFile ** files;
+    DWRITE_FONT_SIMULATIONS simulations;
+    UINT32 index;
+
+    BOOL is_system;
     LOGFONTW logfont;
 };
 
@@ -169,6 +177,7 @@ struct dwrite_fontfile {
     IDWriteFontFileLoader *loader;
     void *reference_key;
     UINT32 key_size;
+    IDWriteFontFileStream *stream;
 };
 
 static HRESULT create_fontfamily(const WCHAR *familyname, IDWriteFontFamily **family);
@@ -198,6 +207,25 @@ static inline struct dwrite_fontcollection *impl_from_IDWriteFontCollection(IDWr
     return CONTAINING_RECORD(iface, struct dwrite_fontcollection, IDWriteFontCollection_iface);
 }
 
+static HRESULT WINAPI _dwritefontfile_GetFontFileStream(IDWriteFontFile *iface, IDWriteFontFileStream **stream)
+{
+    HRESULT hr;
+    struct dwrite_fontfile *This = impl_from_IDWriteFontFile(iface);
+    if (!This->stream)
+    {
+        hr = IDWriteFontFileLoader_CreateStreamFromKey(This->loader, This->reference_key, This->key_size, &This->stream);
+        if (FAILED(hr))
+            return hr;
+    }
+    if (This->stream)
+    {
+        IDWriteFontFileStream_AddRef(This->stream);
+        *stream = This->stream;
+        return S_OK;
+    }
+    return E_FAIL;
+}
+
 static HRESULT WINAPI dwritefontface_QueryInterface(IDWriteFontFace *iface, REFIID riid, void **obj)
 {
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
@@ -231,7 +259,13 @@ static ULONG WINAPI dwritefontface_Release(IDWriteFontFace *iface)
     TRACE("(%p)->(%d)\n", This, ref);
 
     if (!ref)
+    {
+        int i;
+        for (i = 0; i < This->file_count; i++)
+            IDWriteFontFile_Release(This->files[i]);
+        heap_free(This->files);
         heap_free(This);
+    }
 
     return ref;
 }
@@ -239,30 +273,45 @@ static ULONG WINAPI dwritefontface_Release(IDWriteFontFace *iface)
 static DWRITE_FONT_FACE_TYPE WINAPI dwritefontface_GetType(IDWriteFontFace *iface)
 {
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
-    FIXME("(%p): stub\n", This);
-    return DWRITE_FONT_FACE_TYPE_UNKNOWN;
+    TRACE("(%p)\n", This);
+    return This->type;
 }
 
 static HRESULT WINAPI dwritefontface_GetFiles(IDWriteFontFace *iface, UINT32 *number_of_files,
     IDWriteFontFile **fontfiles)
 {
+    int i;
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
-    FIXME("(%p)->(%p %p): stub\n", This, number_of_files, fontfiles);
-    return E_NOTIMPL;
+    TRACE("(%p)->(%p %p)\n", This, number_of_files, fontfiles);
+    if (fontfiles == NULL)
+    {
+        *number_of_files = This->file_count;
+        return S_OK;
+    }
+    if (*number_of_files < This->file_count)
+        return E_INVALIDARG;
+
+    for (i = 0; i < This->file_count; i++)
+    {
+        IDWriteFontFile_AddRef(This->files[i]);
+        fontfiles[i] = This->files[i];
+    }
+
+    return S_OK;
 }
 
 static UINT32 WINAPI dwritefontface_GetIndex(IDWriteFontFace *iface)
 {
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
-    FIXME("(%p): stub\n", This);
-    return 0;
+    TRACE("(%p)\n", This);
+    return This->index;
 }
 
 static DWRITE_FONT_SIMULATIONS WINAPI dwritefontface_GetSimulations(IDWriteFontFace *iface)
 {
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
-    FIXME("(%p): stub\n", This);
-    return DWRITE_FONT_SIMULATIONS_NONE;
+    TRACE("(%p)\n", This);
+    return This->simulations;
 }
 
 static BOOL WINAPI dwritefontface_IsSymbolFont(IDWriteFontFace *iface)
@@ -297,30 +346,38 @@ static HRESULT WINAPI dwritefontface_GetGlyphIndices(IDWriteFontFace *iface, UIN
     UINT32 count, UINT16 *glyph_indices)
 {
     struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
-    HFONT hfont;
-    WCHAR *str;
-    HDC hdc;
-    unsigned int i;
+    if (This->is_system)
+    {
+        HFONT hfont;
+        WCHAR *str;
+        HDC hdc;
+        unsigned int i;
 
-    TRACE("(%p)->(%p %u %p)\n", This, codepoints, count, glyph_indices);
+        TRACE("(%p)->(%p %u %p)\n", This, codepoints, count, glyph_indices);
 
-    str = heap_alloc(count*sizeof(WCHAR));
-    if (!str) return E_OUTOFMEMORY;
+        str = heap_alloc(count*sizeof(WCHAR));
+        if (!str) return E_OUTOFMEMORY;
 
-    for (i = 0; i < count; i++)
-        str[i] = codepoints[i] < 0x10000 ? codepoints[i] : '?';
+        for (i = 0; i < count; i++)
+            str[i] = codepoints[i] < 0x10000 ? codepoints[i] : '?';
 
-    hdc = CreateCompatibleDC(0);
-    hfont = CreateFontIndirectW(&This->logfont);
-    SelectObject(hdc, hfont);
+        hdc = CreateCompatibleDC(0);
+        hfont = CreateFontIndirectW(&This->logfont);
+        SelectObject(hdc, hfont);
 
-    GetGlyphIndicesW(hdc, str, count, glyph_indices, 0);
-    heap_free(str);
+        GetGlyphIndicesW(hdc, str, count, glyph_indices, 0);
+        heap_free(str);
 
-    DeleteDC(hdc);
-    DeleteObject(hfont);
+        DeleteDC(hdc);
+        DeleteObject(hfont);
 
-    return S_OK;
+        return S_OK;
+    }
+    else
+    {
+        FIXME("(%p)->(%p %u %p): Stub\n", This, codepoints, count, glyph_indices);
+        return E_NOTIMPL;
+    }
 }
 
 static HRESULT WINAPI dwritefontface_TryGetFontTable(IDWriteFontFace *iface, UINT32 table_tag,
@@ -394,7 +451,7 @@ static const IDWriteFontFaceVtbl dwritefontfacevtbl = {
     dwritefontface_GetGdiCompatibleGlyphMetrics
 };
 
-static HRESULT create_fontface(struct dwrite_font *font, IDWriteFontFace **face)
+static HRESULT create_system_fontface(struct dwrite_font *font, IDWriteFontFace **face)
 {
     struct dwrite_fontface *This;
 
@@ -405,7 +462,13 @@ static HRESULT create_fontface(struct dwrite_font *font, IDWriteFontFace **face)
 
     This->IDWriteFontFace_iface.lpVtbl = &dwritefontfacevtbl;
     This->ref = 1;
+    This->type = DWRITE_FONT_FACE_TYPE_UNKNOWN;
+    This->file_count = 0;
+    This->files = NULL;
+    This->index = 0;
+    This->simulations = DWRITE_FONT_SIMULATIONS_NONE;
 
+    This->is_system = TRUE;
     memset(&This->logfont, 0, sizeof(This->logfont));
     This->logfont.lfItalic = font->style == DWRITE_FONT_STYLE_ITALIC;
     /* weight values from DWRITE_FONT_WEIGHT match values used for LOGFONT */
@@ -548,18 +611,31 @@ static HRESULT WINAPI dwritefont_CreateFontFace(IDWriteFont *iface, IDWriteFontF
 {
     struct dwrite_font *This = impl_from_IDWriteFont(iface);
 
-    TRACE("(%p)->(%p)\n", This, face);
-
-    if (!This->face)
+    if (This->is_system)
     {
-        HRESULT hr = create_fontface(This, &This->face);
-        if (FAILED(hr)) return hr;
-    }
+        TRACE("(%p)->(%p)\n", This, face);
 
-    *face = This->face;
-    IDWriteFontFace_AddRef(*face);
+        if (!This->face)
+        {
+            HRESULT hr = create_system_fontface(This, &This->face);
+            if (FAILED(hr)) return hr;
+        }
 
-    return S_OK;
+        *face = This->face;
+        IDWriteFontFace_AddRef(*face);
+
+        return S_OK;
+    }
+    else
+    {
+        TRACE("(%p)->(%p)\n", This, face);
+        if (This->face)
+        {
+            *face = This->face;
+            IDWriteFontFace_AddRef(*face);
+        }
+        return S_OK;
+    }
 }
 
 static const IDWriteFontVtbl dwritefontvtbl = {
@@ -984,6 +1060,7 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
     This->IDWriteFont_iface.lpVtbl = &dwritefontvtbl;
     This->ref = 1;
     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);
@@ -1028,6 +1105,7 @@ static ULONG WINAPI dwritefontfile_Release(IDWriteFontFile *iface)
     if (!ref)
     {
         IDWriteFontFileLoader_Release(This->loader);
+        if (This->stream) IDWriteFontFileStream_Release(This->stream);
         heap_free(This->reference_key);
         heap_free(This);
     }
@@ -1105,6 +1183,7 @@ HRESULT create_font_file(IDWriteFontFileLoader *loader, const void *reference_ke
     This->ref = 1;
     IDWriteFontFileLoader_AddRef(loader);
     This->loader = loader;
+    This->stream = NULL;
     This->reference_key = heap_alloc(key_size);
     memcpy(This->reference_key, reference_key, key_size);
     This->key_size = key_size;
@@ -1113,3 +1192,48 @@ HRESULT create_font_file(IDWriteFontFileLoader *loader, const void *reference_ke
 
     return S_OK;
 }
+
+HRESULT font_create_fontface(IDWriteFactory *iface, DWRITE_FONT_FACE_TYPE facetype, UINT32 files_number, IDWriteFontFile* const* font_files, UINT32 index, DWRITE_FONT_SIMULATIONS sim_flags, IDWriteFontFace **font_face)
+{
+    int i;
+    struct dwrite_fontface *This;
+    HRESULT hr = S_OK;
+
+    *font_face = NULL;
+
+    This = heap_alloc(sizeof(struct dwrite_fontface));
+    if (!This) return E_OUTOFMEMORY;
+
+    This->IDWriteFontFace_iface.lpVtbl = &dwritefontfacevtbl;
+    This->ref = 1;
+    This->type = facetype;
+    This->file_count = files_number;
+    This->files = heap_alloc(sizeof(*This->files) * files_number);
+    /* Verify font file streams */
+    for (i = 0; i < This->file_count && SUCCEEDED(hr); i++)
+    {
+        IDWriteFontFileStream *stream;
+        hr = _dwritefontfile_GetFontFileStream(font_files[i], &stream);
+        if (SUCCEEDED(hr))
+            IDWriteFontFileStream_Release(stream);
+    }
+    if (FAILED(hr))
+    {
+        heap_free(This->files);
+        heap_free(This);
+        return hr;
+    }
+    for (i = 0; i < This->file_count; i++)
+    {
+        This->files[i] = font_files[i];
+        IDWriteFontFile_AddRef(font_files[i]);
+    }
+
+    This->index = index;
+    This->simulations = sim_flags;
+    This->is_system = FALSE;
+
+    *font_face = &This->IDWriteFontFace_iface;
+
+    return S_OK;
+}

dlls/dwrite/main.c

@@ -531,8 +531,8 @@ static HRESULT WINAPI dwritefactory_CreateFontFace(IDWriteFactory *iface,
     UINT32 index, DWRITE_FONT_SIMULATIONS sim_flags, IDWriteFontFace **font_face)
 {
     struct dwritefactory *This = impl_from_IDWriteFactory(iface);
-    FIXME("(%p)->(%d %u %p %u 0x%x %p): stub\n", This, facetype, files_number, font_files, index, sim_flags, font_face);
-    return E_NOTIMPL;
+    TRACE("(%p)->(%d %u %p %u 0x%x %p)\n", This, facetype, files_number, font_files, index, sim_flags, font_face);
+    return font_create_fontface(iface, facetype, files_number, font_files, index, sim_flags, font_face);
 }
 
 static HRESULT WINAPI dwritefactory_CreateRenderingParams(IDWriteFactory *iface, IDWriteRenderingParams **params)

dlls/dwrite/tests/font.c

@@ -767,6 +767,7 @@ static void test_FontLoader(void)
     DWRITE_FONT_FILE_TYPE type = 1;
     DWRITE_FONT_FACE_TYPE face = 1;
     UINT32 count = 1;
+    IDWriteFontFace *fface = NULL;
     HRESULT hr;
 
     hr = IDWriteFactory_RegisterFontFileLoader(factory, NULL);
@@ -801,6 +802,9 @@ static void test_FontLoader(void)
     ok(type == DWRITE_FONT_FILE_TYPE_UNKNOWN, "got %i\n", type);
     ok(face == DWRITE_FONT_FACE_TYPE_UNKNOWN, "got %i\n", face);
     ok(count == 0, "got %i\n", count);
+
+    hr = IDWriteFactory_CreateFontFace(factory, type, 1, &ffile, 0, 0, &fface);
+    ok(hr == 0x8faecafe, "got 0x%08x\n", hr);
     IDWriteFontFile_Release(ffile);
 
     hr = IDWriteFactory_UnregisterFontFileLoader(factory, &floader);