/* -*- 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_SCALEDFONTBASE_H_
#define MOZILLA_GFX_SCALEDFONTBASE_H_
#include "2D.h"
#include "skia/include/core/SkFont.h"
#include "skia/include/core/SkPath.h"
#include "skia/include/core/SkTypeface.h"
// Skia uses cairo_scaled_font_t as the internal font type in ScaledFont
#include "cairo.h"
namespace mozilla {
namespace gfx {
class ScaledFontBase :
public ScaledFont {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontBase, override)
ScaledFontBase(
const RefPtr<UnscaledFont>& aUnscaledFont,
Float aSize);
virtual ~ScaledFontBase();
virtual already_AddRefed<Path> GetPathForGlyphs(
const GlyphBuffer& aBuffer,
const DrawTarget* aTarget) override;
virtual void CopyGlyphsToBuilder(
const GlyphBuffer& aBuffer,
PathBuilder* aBuilder,
const Matrix* aTransformHint) override;
virtual Float GetSize()
const override {
return mSize; }
SkTypeface* GetSkTypeface();
virtual void SetupSkFontDrawOptions(SkFont& aFont) {}
virtual cairo_scaled_font_t* GetCairoScaledFont() override;
protected:
friend class DrawTargetSkia;
Atomic<SkTypeface*> mTypeface;
virtual SkTypeface* CreateSkTypeface() {
return nullptr; }
SkPath GetSkiaPathForGlyphs(
const GlyphBuffer& aBuffer);
virtual cairo_font_face_t* CreateCairoFontFace(
cairo_font_options_t* aFontOptions) {
return nullptr;
}
virtual void PrepareCairoScaledFont(cairo_scaled_font_t* aFont) {}
cairo_scaled_font_t* mScaledFont;
Float mSize;
};
}
// namespace gfx
}
// namespace mozilla
#endif /* MOZILLA_GFX_SCALEDFONTBASE_H_ */
