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dwrite: Partially implement IDWriteFontFace::GetGlyphIndices().

This commit is contained in:
Nikolay Sivov 2012-10-24 16:05:01 -04:00 committed by Alexandre Julliard
parent 2250f0e533
commit 4dbacf05fb
1 changed files with 36 additions and 5 deletions
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41
dlls/dwrite/font.c
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@ -154,11 +154,14 @@ struct dwrite_font {
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
DWRITE_FONT_METRICS metrics;
WCHAR *facename;
};
struct dwrite_fontface {
IDWriteFontFace IDWriteFontFace_iface;
LONG ref;
LOGFONTW logfont;
};
static HRESULT create_fontfamily(const WCHAR *familyname, IDWriteFontFamily **family);
@ -282,8 +285,30 @@ static HRESULT WINAPI dwritefontface_GetGlyphIndices(IDWriteFontFace *iface, UIN
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;
HFONT hfont;
WCHAR *str;
HDC hdc;
int i;
TRACE("(%p)->(%p %u %p)\n", This, codepoints, count, glyph_indices);
str = heap_alloc(count*sizeof(WCHAR));
if (!str) return E_OUTOFMEMORY;
for (i = 0; i < count; i++)
str[i] = codepoints[i] < 0x10000 ? codepoints[i] : '?';
hdc = CreateCompatibleDC(0);
hfont = CreateFontIndirectW(&This->logfont);
SelectObject(hdc, hfont);
GetGlyphIndicesW(hdc, str, count, glyph_indices, 0);
heap_free(str);
DeleteDC(hdc);
DeleteObject(hfont);
return S_OK;
}
static HRESULT WINAPI dwritefontface_TryGetFontTable(IDWriteFontFace *iface, UINT32 table_tag,
@ -357,7 +382,7 @@ static const IDWriteFontFaceVtbl dwritefontfacevtbl = {
dwritefontface_GetGdiCompatibleGlyphMetrics
};
static HRESULT create_fontface(IDWriteFontFace **face)
static HRESULT create_fontface(struct dwrite_font *font, IDWriteFontFace **face)
{
struct dwrite_fontface *This;
@ -368,6 +393,11 @@ static HRESULT create_fontface(IDWriteFontFace **face)
This->IDWriteFontFace_iface.lpVtbl = &dwritefontfacevtbl;
This->ref = 1;
memset(&This->logfont, 0, sizeof(This->logfont));
This->logfont.lfItalic = font->style == DWRITE_FONT_STYLE_ITALIC;
strcpyW(This->logfont.lfFaceName, font->facename);
*face = &This->IDWriteFontFace_iface;
return S_OK;
@ -409,6 +439,7 @@ static ULONG WINAPI dwritefont_Release(IDWriteFont *iface)
{
if (This->face) IDWriteFontFace_Release(This->face);
IDWriteFontFamily_Release(This->family);
heap_free(This->facename);
heap_free(This);
}
@ -498,7 +529,7 @@ static HRESULT WINAPI dwritefont_CreateFontFace(IDWriteFont *iface, IDWriteFontF
if (!This->face)
{
HRESULT hr = create_fontface(&This->face);
HRESULT hr = create_fontface(This, &This->face);
if (FAILED(hr)) return hr;
}
@ -525,7 +556,6 @@ 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);
@ -925,6 +955,7 @@ HRESULT create_font_from_logfont(const LOGFONTW *logfont, IDWriteFont **font)
This->face = NULL;
This->family = family;
This->style = logfont->lfItalic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL;
This->facename = heap_strdupW(logfont->lfFaceName);
*font = &This->IDWriteFont_iface;