d38f137e9b
Review URL: http://codereview.appspot.com/5250070/ git-svn-id: http://skia.googlecode.com/svn/trunk@2471 2bbb7eff-a529-9590-31e7-b0007b416f81
38 lines
932 B
C++
38 lines
932 B
C++
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/*
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* Copyright 2010 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef GrFontScaler_DEFINED
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#define GrFontScaler_DEFINED
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#include "GrGlyph.h"
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#include "GrKey.h"
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class SkPath;
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/**
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* This is a virtual base class which Gr's interface to the host platform's
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* font scaler.
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*
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* The client is responsible for subclassing, and instantiating this. The
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* instance is create for a specific font+size+matrix.
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*/
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class GrFontScaler : public GrRefCnt {
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public:
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virtual const GrKey* getKey() = 0;
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virtual GrMaskFormat getMaskFormat() = 0;
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virtual bool getPackedGlyphBounds(GrGlyph::PackedID, GrIRect* bounds) = 0;
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virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
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int rowBytes, void* image) = 0;
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virtual bool getGlyphPath(uint16_t glyphID, SkPath*) = 0;
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};
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#endif
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