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bug 718513 - [dwrite] implement synthetic bolding for fonts loaded via @font-face with src:local(). r=bas

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This commit is contained in:
Jonathan Kew 2012-01-18 21:18:10 +00:00
parent 67c06fca06
commit cca6cd92d3
1 changed files with 30 additions and 0 deletions
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30
gfx/thebes/gfxDWriteFontList.cpp
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@ -431,6 +431,36 @@ gfxDWriteFontEntry::CreateFontFace(IDWriteFontFace **aFontFace,
HRESULT hr;
if (mFont) {
hr = mFont->CreateFontFace(aFontFace);
if (SUCCEEDED(hr) && (aSimulations & DWRITE_FONT_SIMULATIONS_BOLD) &&
!((*aFontFace)->GetSimulations() & DWRITE_FONT_SIMULATIONS_BOLD)) {
// need to replace aFontFace with a version that has the Bold
// simulation - unfortunately, DWrite doesn't provide a simple API
// for this
nsRefPtr<IDWriteFontFace> origFace = (*aFontFace);
(*aFontFace)->Release();
*aFontFace = NULL;
UINT32 numberOfFiles = 0;
hr = origFace->GetFiles(&numberOfFiles, NULL);
if (FAILED(hr)) {
return NS_ERROR_FAILURE;
}
nsAutoTArray<IDWriteFontFile*,1> files;
files.AppendElements(numberOfFiles);
hr = origFace->GetFiles(&numberOfFiles, files.Elements());
if (FAILED(hr)) {
return NS_ERROR_FAILURE;
}
hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->
CreateFontFace(origFace->GetType(),
numberOfFiles,
files.Elements(),
origFace->GetIndex(),
aSimulations,
aFontFace);
for (UINT32 i = 0; i < numberOfFiles; ++i) {
files[i]->Release();
}
}
} else if (mFontFile) {
IDWriteFontFile *fontFile = mFontFile.get();
hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->