55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_gfx_NativeFontResourceGDI_h
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#define mozilla_gfx_NativeFontResourceGDI_h
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#include <windows.h>
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#include "2D.h"
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#include "mozilla/AlreadyAddRefed.h"
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#include "mozilla/Vector.h"
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namespace mozilla {
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namespace gfx {
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class NativeFontResourceGDI final : public NativeFontResource
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(NativeFontResourceGDI)
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/**
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* Creates a NativeFontResourceGDI if data is valid. Note aFontData will be
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* copied if required and so can be released after calling.
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*
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* @param aFontData the SFNT data.
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* @param aDataLength length of data.
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* @param aNeedsCairo whether the ScaledFont created need a cairo scaled font
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* @return Referenced NativeFontResourceGDI or nullptr if invalid.
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*/
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static already_AddRefed<NativeFontResourceGDI>
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Create(uint8_t *aFontData, uint32_t aDataLength, bool aNeedsCairo);
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~NativeFontResourceGDI();
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already_AddRefed<ScaledFont>
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CreateScaledFont(uint32_t aIndex, Float aGlyphSize,
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const uint8_t* aInstanceData, uint32_t aInstanceDataLength) final;
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private:
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NativeFontResourceGDI(HANDLE aFontResourceHandle,
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bool aNeedsCairo)
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: mFontResourceHandle(aFontResourceHandle)
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, mNeedsCairo(aNeedsCairo)
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{}
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HANDLE mFontResourceHandle;
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bool mNeedsCairo;
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};
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} // gfx
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} // mozilla
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#endif // mozilla_gfx_NativeFontResourceGDI_h
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