gecko/gfx/2d/ScaledFontCairo.h

61 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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_SCALEDFONTCAIRO_H_
#define MOZILLA_GFX_SCALEDFONTCAIRO_H_
#include "ScaledFontBase.h"
#include "cairo.h"
namespace mozilla {
namespace gfx {
class ScaledFontCairo : public ScaledFontBase
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontCairo)
ScaledFontCairo(cairo_scaled_font_t* aScaledFont, Float aSize);
#if defined(USE_SKIA) && defined(MOZ_ENABLE_FREETYPE)
virtual SkTypeface* GetSkTypeface();
#endif
};
// We need to be able to tell Skia whether or not to use
// hinting when rendering text, so that the glyphs it renders
// are the same as what layout is expecting. At the moment, only
// Skia uses this class when rendering with FreeType, as gfxFT2Font
// is the only gfxFont that honours gfxPlatform::FontHintingEnabled().
class GlyphRenderingOptionsCairo : public GlyphRenderingOptions
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GlyphRenderingOptionsCairo)
GlyphRenderingOptionsCairo()
: mHinting(FontHinting::NORMAL)
, mAutoHinting(false)
, mAntialiasMode(AntialiasMode::DEFAULT)
{
}
void SetHinting(FontHinting aHinting) { mHinting = aHinting; }
void SetAutoHinting(bool aAutoHinting) { mAutoHinting = aAutoHinting; }
FontHinting GetHinting() const { return mHinting; }
bool GetAutoHinting() const { return mAutoHinting; }
void SetAntialiasMode(AntialiasMode aAntialiasMode) { mAntialiasMode = aAntialiasMode; }
virtual AntialiasMode GetAntialiasMode() const { return mAntialiasMode; }
virtual FontType GetType() const { return FontType::CAIRO; }
private:
FontHinting mHinting;
bool mAutoHinting;
AntialiasMode mAntialiasMode;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_SCALEDFONTCAIRO_H_ */