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Diffstat (limited to 'gfx/2d/NativeFontResourceGDI.h')
-rw-r--r-- | gfx/2d/NativeFontResourceGDI.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gfx/2d/NativeFontResourceGDI.h b/gfx/2d/NativeFontResourceGDI.h new file mode 100644 index 0000000000..7f71e8d28d --- /dev/null +++ b/gfx/2d/NativeFontResourceGDI.h @@ -0,0 +1,51 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_gfx_NativeFontResourceGDI_h +#define mozilla_gfx_NativeFontResourceGDI_h + +#include <windows.h> + +#include "2D.h" +#include "mozilla/AlreadyAddRefed.h" +#include "mozilla/Vector.h" + +namespace mozilla { +namespace gfx { + +class NativeFontResourceGDI final : public NativeFontResource { + public: + MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(NativeFontResourceGDI, override) + + /** + * Creates a NativeFontResourceGDI if data is valid. Note aFontData will be + * copied if required and so can be released after calling. + * + * @param aFontData the SFNT data. + * @param aDataLength length of data. + * @return Referenced NativeFontResourceGDI or nullptr if invalid. + */ + static already_AddRefed<NativeFontResourceGDI> Create(uint8_t* aFontData, + uint32_t aDataLength); + + virtual ~NativeFontResourceGDI(); + + already_AddRefed<UnscaledFont> CreateUnscaledFont( + uint32_t aIndex, const uint8_t* aInstanceData, + uint32_t aInstanceDataLength) final; + + private: + explicit NativeFontResourceGDI(HANDLE aFontResourceHandle, size_t aDataLength) + : NativeFontResource(aDataLength), + mFontResourceHandle(aFontResourceHandle) {} + + HANDLE mFontResourceHandle; +}; + +} // namespace gfx +} // namespace mozilla + +#endif // mozilla_gfx_NativeFontResourceGDI_h |