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https://github.com/chibicitiberiu/rainmeter-studio.git
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53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
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/*
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Copyright (C) 2013 Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef RM_GFX_UTIL_DWRITEFONTCOLLECTIONLOADER_H_
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#define RM_GFX_UTIL_DWRITEFONTCOLLECTIONLOADER_H_
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#include <dwrite.h>
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namespace Gfx {
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namespace Util {
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// Implements the IDWriteFontCollectionLoader interface as a singleton object. When
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// CreateEnumeratorFromKey is called, a new DWriteFontFileEnumerator object is created using
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// |fontCollectionKey| (which is assumed to be a pointer to std::vector<IDWriteFontFile*>).
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class DWriteFontCollectionLoader : public IDWriteFontCollectionLoader
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{
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public:
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static DWriteFontCollectionLoader* GetInstance();
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// IUnknown
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virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID uuid, void** object) override;
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virtual ULONG STDMETHODCALLTYPE AddRef() override;
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virtual ULONG STDMETHODCALLTYPE Release() override;
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// IFontCollectionLoader
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virtual HRESULT STDMETHODCALLTYPE CreateEnumeratorFromKey(
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IDWriteFactory* factory, void const* fontCollectionKey, UINT32 fontCollectionKeySize,
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IDWriteFontFileEnumerator** fontFileEnumerator) override;
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private:
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DWriteFontCollectionLoader() {}
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DWriteFontCollectionLoader(const DWriteFontCollectionLoader& other) {}
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};
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} // namespace Util
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} // namespace Gfx
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#endif
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