blob: f5dcf53a34804372032feb287b6171721bf82153 [file] [log] [blame]
* Copyright 2010 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef GrFontScaler_DEFINED
#define GrFontScaler_DEFINED
#include "GrGlyph.h"
#include "GrKey.h"
class SkPath;
* This is a virtual base class which Gr's interface to the host platform's
* font scaler.
* The client is responsible for subclassing, and instantiating this. The
* instance is create for a specific font+size+matrix.
class GrFontScaler : public GrRefCnt {
virtual const GrKey* getKey() = 0;
virtual GrMaskFormat getMaskFormat() = 0;
virtual bool getPackedGlyphBounds(GrGlyph::PackedID, SkIRect* bounds) = 0;
virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
int rowBytes, void* image) = 0;
virtual bool getGlyphPath(uint16_t glyphID, SkPath*) = 0;
typedef GrRefCnt INHERITED;