gfx/2d/UnscaledFontGDI.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef MOZILLA_GFX_UNSCALEDFONTGDI_H_
   8 #define MOZILLA_GFX_UNSCALEDFONTGDI_H_
   9
  10 #include "2D.h"
  11 #include <windows.h>
  12
  13 namespace mozilla {
  14 namespace gfx {
  15
  16 class UnscaledFontGDI final : public UnscaledFont {
  17  public:
  18   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontGDI, override)
  19   explicit UnscaledFontGDI(const LOGFONT& aLogFont) : mLogFont(aLogFont) {}
  20
  21   FontType GetType() const override { return FontType::GDI; }
  22
  23   const LOGFONT& GetLogFont() const { return mLogFont; }
  24
  25   bool GetFontFileData(FontFileDataOutput aDataCallback, void* aBaton) override;
  26
  27   bool GetFontDescriptor(FontDescriptorOutput aCb, void* aBaton) override;
  28
  29   bool GetFontInstanceData(FontInstanceDataOutput aCb, void* aBaton) override;
  30
  31   static already_AddRefed<UnscaledFont> CreateFromFontDescriptor(
  32       const uint8_t* aData, uint32_t aDataLength, uint32_t aIndex);
  33
  34   already_AddRefed<ScaledFont> CreateScaledFont(
  35       Float aGlyphSize, const uint8_t* aInstanceData,
  36       uint32_t aInstanceDataLength, const FontVariation* aVariations,
  37       uint32_t aNumVariations) override;
  38
  39  private:
  40   LOGFONT mLogFont;
  41 };
  42
  43 }  // namespace gfx
  44 }  // namespace mozilla
  45
  46 #endif /* MOZILLA_GFX_UNSCALEDFONTGDI_H_ */