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dwrite: Added a helper to get IDWriteFontFace from IDWriteFont.

This commit is contained in:
Nikolay Sivov 2014-10-16 09:36:13 +04:00 committed by Alexandre Julliard
parent 571307edc2
commit 460363535e
1 changed files with 22 additions and 32 deletions
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54
dlls/dwrite/font.c
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@ -736,6 +736,21 @@ HRESULT convert_fontface_to_logfont(IDWriteFontFace *face, LOGFONTW *logfont)
return S_OK; return S_OK;
} }
static HRESULT get_fontface_from_font(struct dwrite_font *font, IDWriteFontFace **fontface)
{
*fontface = NULL;
if (!font->face) {
HRESULT hr = font->is_system ? create_system_fontface(font, &font->face) :
font_create_fontface(NULL, font->data->face_data->type, font->data->face_data->file_count, font->data->face_data->files,
font->data->face_data->index, font->data->face_data->simulations, &font->face);
if (FAILED(hr)) return hr;
}
*fontface = font->face;
return S_OK;
}
static HRESULT WINAPI dwritefont_QueryInterface(IDWriteFont2 *iface, REFIID riid, void **obj) static HRESULT WINAPI dwritefont_QueryInterface(IDWriteFont2 *iface, REFIID riid, void **obj)
{ {
struct dwrite_font *This = impl_from_IDWriteFont2(iface); struct dwrite_font *This = impl_from_IDWriteFont2(iface);
@ -861,13 +876,12 @@ static HRESULT WINAPI dwritefont_HasCharacter(IDWriteFont2 *iface, UINT32 value,
*exists = FALSE; *exists = FALSE;
hr = IDWriteFont2_CreateFontFace(iface, &fontface); hr = get_fontface_from_font(This, &fontface);
if (FAILED(hr)) if (FAILED(hr))
return hr; return hr;
index = 0; index = 0;
hr = IDWriteFontFace_GetGlyphIndices(fontface, &value, 1, &index); hr = IDWriteFontFace_GetGlyphIndices(fontface, &value, 1, &index);
IDWriteFontFace_Release(fontface);
if (FAILED(hr)) if (FAILED(hr))
return hr; return hr;
@ -878,37 +892,15 @@ static HRESULT WINAPI dwritefont_HasCharacter(IDWriteFont2 *iface, UINT32 value,
static HRESULT WINAPI dwritefont_CreateFontFace(IDWriteFont2 *iface, IDWriteFontFace **face) static HRESULT WINAPI dwritefont_CreateFontFace(IDWriteFont2 *iface, IDWriteFontFace **face)
{ {
struct dwrite_font *This = impl_from_IDWriteFont2(iface); struct dwrite_font *This = impl_from_IDWriteFont2(iface);
HRESULT hr;
if (This->is_system) TRACE("(%p)->(%p)\n", This, face);
{
TRACE("(%p)->(%p)\n", This, face);
if (!This->face) hr = get_fontface_from_font(This, face);
{ if (hr == S_OK)
HRESULT hr = create_system_fontface(This, &This->face);
if (FAILED(hr)) return hr;
}
*face = This->face;
IDWriteFontFace_AddRef(*face); IDWriteFontFace_AddRef(*face);
return S_OK; return hr;
}
else
{
TRACE("(%p)->(%p)\n", This, face);
if (!This->face)
{
HRESULT hr = font_create_fontface(NULL, This->data->face_data->type, This->data->face_data->file_count, This->data->face_data->files, This->data->face_data->index, This->data->face_data->simulations, &This->face);
if (FAILED(hr)) return hr;
}
*face = This->face;
IDWriteFontFace_AddRef(*face);
return S_OK;
}
} }
static void WINAPI dwritefont1_GetMetrics(IDWriteFont2 *iface, DWRITE_FONT_METRICS1 *metrics) static void WINAPI dwritefont1_GetMetrics(IDWriteFont2 *iface, DWRITE_FONT_METRICS1 *metrics)
@ -932,13 +924,11 @@ static HRESULT WINAPI dwritefont1_GetUnicodeRanges(IDWriteFont2 *iface, UINT32 m
TRACE("(%p)->(%u %p %p)\n", This, max_count, ranges, count); TRACE("(%p)->(%u %p %p)\n", This, max_count, ranges, count);
hr = IDWriteFont2_CreateFontFace(iface, &fontface); hr = get_fontface_from_font(This, &fontface);
if (FAILED(hr)) if (FAILED(hr))
return hr; return hr;
IDWriteFontFace_QueryInterface(fontface, &IID_IDWriteFontFace2, (void**)&fontface2); IDWriteFontFace_QueryInterface(fontface, &IID_IDWriteFontFace2, (void**)&fontface2);
IDWriteFontFace_Release(fontface);
hr = IDWriteFontFace2_GetUnicodeRanges(fontface2, max_count, ranges, count); hr = IDWriteFontFace2_GetUnicodeRanges(fontface2, max_count, ranges, count);
IDWriteFontFace2_Release(fontface2); IDWriteFontFace2_Release(fontface2);