mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-24 21:31:04 +00:00
73 lines
2.1 KiB
C++
73 lines
2.1 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_SCALEDFONTBASE_H_
|
|
#define MOZILLA_GFX_SCALEDFONTBASE_H_
|
|
|
|
#include "2D.h"
|
|
|
|
// Skia uses cairo_scaled_font_t as the internal font type in ScaledFont
|
|
#if defined(USE_SKIA) || defined(USE_CAIRO)
|
|
#define USE_CAIRO_SCALED_FONT
|
|
#endif
|
|
|
|
#ifdef USE_SKIA
|
|
#include "skia/include/core/SkPath.h"
|
|
#include "skia/include/core/SkTypeface.h"
|
|
#endif
|
|
#ifdef USE_CAIRO_SCALED_FONT
|
|
#include "cairo.h"
|
|
#endif
|
|
|
|
namespace mozilla {
|
|
namespace gfx {
|
|
|
|
class ScaledFontBase : public ScaledFont
|
|
{
|
|
public:
|
|
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontBase)
|
|
explicit ScaledFontBase(Float aSize);
|
|
virtual ~ScaledFontBase();
|
|
|
|
virtual already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer &aBuffer, const DrawTarget *aTarget);
|
|
|
|
virtual void CopyGlyphsToBuilder(const GlyphBuffer &aBuffer, PathBuilder *aBuilder, BackendType aBackendType, const Matrix *aTransformHint);
|
|
|
|
virtual void GetGlyphDesignMetrics(const uint16_t* aGlyphIndices, uint32_t aNumGlyphs, GlyphMetrics* aGlyphMetrics);
|
|
|
|
float GetSize() { return mSize; }
|
|
|
|
#ifdef USE_SKIA
|
|
virtual SkTypeface* GetSkTypeface() { return mTypeface; }
|
|
#endif
|
|
|
|
// Not true, but required to instantiate a ScaledFontBase.
|
|
virtual FontType GetType() const { return FontType::SKIA; }
|
|
|
|
#ifdef USE_CAIRO_SCALED_FONT
|
|
bool PopulateCairoScaledFont();
|
|
cairo_scaled_font_t* GetCairoScaledFont() { return mScaledFont; }
|
|
void SetCairoScaledFont(cairo_scaled_font_t* font);
|
|
#endif
|
|
|
|
protected:
|
|
friend class DrawTargetSkia;
|
|
#ifdef USE_SKIA
|
|
SkTypeface* mTypeface;
|
|
SkPath GetSkiaPathForGlyphs(const GlyphBuffer &aBuffer);
|
|
#endif
|
|
#ifdef USE_CAIRO_SCALED_FONT
|
|
// Overridders should ensure the cairo_font_face_t has been addrefed.
|
|
virtual cairo_font_face_t* GetCairoFontFace() { return nullptr; }
|
|
cairo_scaled_font_t* mScaledFont;
|
|
#endif
|
|
Float mSize;
|
|
};
|
|
|
|
} // namespace gfx
|
|
} // namespace mozilla
|
|
|
|
#endif /* MOZILLA_GFX_SCALEDFONTBASE_H_ */
|