dwrite: Added IDWriteFontFace stub.

dlls/dwrite/font.c

@@ -39,9 +39,20 @@ struct dwrite_font {
     LONG ref;
 
     IDWriteFontFamily *family;
+    IDWriteFontFace *face;
     DWRITE_FONT_STYLE style;
 };
 
+struct dwrite_fontface {
+    IDWriteFontFace IDWriteFontFace_iface;
+    LONG ref;
+};
+
+static inline struct dwrite_fontface *impl_from_IDWriteFontFace(IDWriteFontFace *iface)
+{
+    return CONTAINING_RECORD(iface, struct dwrite_fontface, IDWriteFontFace_iface);
+}
+
 static inline struct dwrite_font *impl_from_IDWriteFont(IDWriteFont *iface)
 {
     return CONTAINING_RECORD(iface, struct dwrite_font, IDWriteFont_iface);
@@ -52,6 +63,196 @@ static inline struct dwrite_fontfamily *impl_from_IDWriteFontFamily(IDWriteFontF
     return CONTAINING_RECORD(iface, struct dwrite_fontfamily, IDWriteFontFamily_iface);
 }
 
+static HRESULT WINAPI dwritefontface_QueryInterface(IDWriteFontFace *iface, REFIID riid, void **obj)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+
+    TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
+
+    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDWriteFontFace))
+    {
+        *obj = iface;
+        IDWriteFontFace_AddRef(iface);
+        return S_OK;
+    }
+
+    *obj = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI dwritefontface_AddRef(IDWriteFontFace *iface)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    ULONG ref = InterlockedIncrement(&This->ref);
+    TRACE("(%p)->(%d)\n", This, ref);
+    return ref;
+}
+
+static ULONG WINAPI dwritefontface_Release(IDWriteFontFace *iface)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    ULONG ref = InterlockedDecrement(&This->ref);
+
+    TRACE("(%p)->(%d)\n", This, ref);
+
+    if (!ref)
+        heap_free(This);
+
+    return S_OK;
+}
+
+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;
+}
+
+static HRESULT WINAPI dwritefontface_GetFiles(IDWriteFontFace *iface, UINT32 *number_of_files,
+    IDWriteFontFile **fontfiles)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%p %p): stub\n", This, number_of_files, fontfiles);
+    return E_NOTIMPL;
+}
+
+static UINT32 WINAPI dwritefontface_GetIndex(IDWriteFontFace *iface)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p): stub\n", This);
+    return 0;
+}
+
+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;
+}
+
+static BOOL WINAPI dwritefontface_IsSymbolFont(IDWriteFontFace *iface)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p): stub\n", This);
+    return FALSE;
+}
+
+static void WINAPI dwritefontface_GetMetrics(IDWriteFontFace *iface, DWRITE_FONT_METRICS *metrics)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%p): stub\n", This, metrics);
+}
+
+static UINT16 WINAPI dwritefontface_GetGlyphCount(IDWriteFontFace *iface)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p): stub\n", This);
+    return 0;
+}
+
+static HRESULT WINAPI dwritefontface_GetDesignGlyphMetrics(IDWriteFontFace *iface,
+    UINT16 const *glyph_indices, UINT32 glyph_count, DWRITE_GLYPH_METRICS *metrics, BOOL is_sideways)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%p %u %p %d): stub\n", This, glyph_indices, glyph_count, metrics, is_sideways);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI dwritefontface_GetGlyphIndices(IDWriteFontFace *iface, UINT32 const *codepoints,
+    UINT32 count, UINT16 *glyph_indices)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    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,
+    const void **table_data, UINT32 *table_size, void **context, BOOL *exists)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%u %p %p %p %p): stub\n", This, table_tag, table_data, table_size, context, exists);
+    return E_NOTIMPL;
+}
+
+static void WINAPI dwritefontface_ReleaseFontTable(IDWriteFontFace *iface, void *table_context)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%p): stub\n", This, table_context);
+}
+
+static HRESULT WINAPI dwritefontface_GetGlyphRunOutline(IDWriteFontFace *iface, FLOAT emSize,
+    UINT16 const *glyph_indices, FLOAT const* glyph_advances, DWRITE_GLYPH_OFFSET const *glyph_offsets,
+    UINT32 glyph_count, BOOL is_sideways, BOOL is_rtl, IDWriteGeometrySink *geometrysink)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%f %p %p %p %u %d %d %p): stub\n", This, emSize, glyph_indices, glyph_advances, glyph_offsets,
+        glyph_count, is_sideways, is_rtl, geometrysink);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI dwritefontface_GetRecommendedRenderingMode(IDWriteFontFace *iface, FLOAT emSize,
+    FLOAT pixels_per_dip, DWRITE_MEASURING_MODE mode, IDWriteRenderingParams* params, DWRITE_RENDERING_MODE* rendering_mode)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%f %f %d %p %p): stub\n", This, emSize, pixels_per_dip, mode, params, rendering_mode);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI dwritefontface_GetGdiCompatibleMetrics(IDWriteFontFace *iface, FLOAT emSize, FLOAT pixels_per_dip,
+    DWRITE_MATRIX const *transform, DWRITE_FONT_METRICS *metrics)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%f %f %p %p): stub\n", This, emSize, pixels_per_dip, transform, metrics);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI dwritefontface_GetGdiCompatibleGlyphMetrics(IDWriteFontFace *iface, FLOAT emSize, FLOAT pixels_per_dip,
+    DWRITE_MATRIX const *transform, BOOL use_gdi_natural, UINT16 const *glyph_indices, UINT32 glyph_count,
+    DWRITE_GLYPH_METRICS *metrics, BOOL is_sideways)
+{
+    struct dwrite_fontface *This = impl_from_IDWriteFontFace(iface);
+    FIXME("(%p)->(%f %f %p %d %p %u %p %d): stub\n", This, emSize, pixels_per_dip, transform, use_gdi_natural, glyph_indices,
+        glyph_count, metrics, is_sideways);
+    return E_NOTIMPL;
+}
+
+static const IDWriteFontFaceVtbl dwritefontfacevtbl = {
+    dwritefontface_QueryInterface,
+    dwritefontface_AddRef,
+    dwritefontface_Release,
+    dwritefontface_GetType,
+    dwritefontface_GetFiles,
+    dwritefontface_GetIndex,
+    dwritefontface_GetSimulations,
+    dwritefontface_IsSymbolFont,
+    dwritefontface_GetMetrics,
+    dwritefontface_GetGlyphCount,
+    dwritefontface_GetDesignGlyphMetrics,
+    dwritefontface_GetGlyphIndices,
+    dwritefontface_TryGetFontTable,
+    dwritefontface_ReleaseFontTable,
+    dwritefontface_GetGlyphRunOutline,
+    dwritefontface_GetRecommendedRenderingMode,
+    dwritefontface_GetGdiCompatibleMetrics,
+    dwritefontface_GetGdiCompatibleGlyphMetrics
+};
+
+static HRESULT create_fontface(IDWriteFontFace **face)
+{
+    struct dwrite_fontface *This;
+
+    *face = NULL;
+
+    This = heap_alloc(sizeof(struct dwrite_fontface));
+    if (!This) return E_OUTOFMEMORY;
+
+    This->IDWriteFontFace_iface.lpVtbl = &dwritefontfacevtbl;
+    This->ref = 1;
+    *face = &This->IDWriteFontFace_iface;
+
+    return S_OK;
+}
+
 static HRESULT WINAPI dwritefont_QueryInterface(IDWriteFont *iface, REFIID riid, void **obj)
 {
     struct dwrite_font *This = impl_from_IDWriteFont(iface);
@@ -169,8 +370,21 @@ static HRESULT WINAPI dwritefont_HasCharacter(IDWriteFont *iface, UINT32 value,
 static HRESULT WINAPI dwritefont_CreateFontFace(IDWriteFont *iface, IDWriteFontFace **face)
 {
     struct dwrite_font *This = impl_from_IDWriteFont(iface);
-    FIXME("(%p)->(%p): stub\n", This, face);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, face);
+
+    if (!This->face)
+    {
+        HRESULT hr = create_fontface(&This->face);
+        if (FAILED(hr)) return hr;
+        *face = This->face;
+        return hr;
+    }
+
+    *face = This->face;
+    IDWriteFontFace_AddRef(*face);
+
+    return S_OK;
 }
 
 static const IDWriteFontVtbl dwritefontvtbl = {
@@ -190,6 +404,7 @@ static const IDWriteFontVtbl dwritefontvtbl = {
     dwritefont_CreateFontFace
 };
 
+
 static HRESULT WINAPI dwritefontfamily_QueryInterface(IDWriteFontFamily *iface, REFIID riid, void **obj)
 {
     struct dwrite_fontfamily *This = impl_from_IDWriteFontFamily(iface);
@@ -351,6 +566,7 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
 
     This->IDWriteFont_iface.lpVtbl = &dwritefontvtbl;
     This->ref = 1;
+    This->face = NULL;
     This->family = family;
     This->style = logfont->lfItalic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL;
 

dlls/dwrite/tests/font.c

@@ -358,6 +358,56 @@ if (0) /* crashes on native */
     IDWriteGdiInterop_Release(interop);
 }
 
+static void test_CreateFontFace(void)
+{
+    static const WCHAR arialW[] = {'A','r','i','a','l',0};
+    IDWriteFontFace *fontface, *fontface2;
+    IDWriteGdiInterop *interop;
+    IDWriteFont *font;
+    LOGFONTW logfont;
+    HRESULT hr;
+
+    hr = IDWriteFactory_GetGdiInterop(factory, &interop);
+    EXPECT_HR(hr, S_OK);
+
+    memset(&logfont, 0, sizeof(logfont));
+    logfont.lfHeight = 12;
+    logfont.lfWidth  = 12;
+    logfont.lfWeight = FW_NORMAL;
+    logfont.lfItalic = 1;
+    lstrcpyW(logfont.lfFaceName, arialW);
+
+    hr = IDWriteGdiInterop_CreateFontFromLOGFONT(interop, &logfont, &font);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    hr = IDWriteFont_QueryInterface(font, &IID_IDWriteFontFace, (void**)&fontface);
+    ok(hr == E_NOINTERFACE, "got 0x%08x\n", hr);
+
+if (0) /* crashes on native */
+    hr = IDWriteFont_CreateFontFace(font, NULL);
+
+    hr = IDWriteFont_CreateFontFace(font, &fontface);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+    EXPECT_REF(font, 1);
+    EXPECT_REF(fontface, 1);
+
+    hr = IDWriteFont_CreateFontFace(font, &fontface2);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+    ok(fontface == fontface2, "got %p, was %p\n", fontface2, fontface);
+    EXPECT_REF(fontface, 2);
+    EXPECT_REF(font, 1);
+
+    IDWriteFontFace_AddRef(fontface);
+    EXPECT_REF(font, 1);
+    EXPECT_REF(fontface, 3);
+    IDWriteFontFace_Release(fontface);
+    IDWriteFontFace_Release(fontface);
+
+    IDWriteFontFace_Release(fontface);
+    IDWriteFont_Release(font);
+    IDWriteGdiInterop_Release(interop);
+}
+
 START_TEST(font)
 {
     HRESULT hr;
@@ -374,6 +424,7 @@ START_TEST(font)
     test_CreateBitmapRenderTarget();
     test_GetFontFamily();
     test_GetFamilyNames();
+    test_CreateFontFace();
 
     IDWriteFactory_Release(factory);
 }

include/dwrite.idl

@@ -658,7 +658,7 @@ interface IDWriteFontFace : IUnknown
 
     void ReleaseFontTable(void *table_context);
 
-    HRESULT GettGlyphRunOutline(
+    HRESULT GetGlyphRunOutline(
         FLOAT emSize,
         UINT16 const *glyph_indices,
         FLOAT const* glyph_advances,