1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/include/gpu/GrFontScaler.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,38 @@
1.4 +/*
1.5 + * Copyright 2010 Google Inc.
1.6 + *
1.7 + * Use of this source code is governed by a BSD-style license that can be
1.8 + * found in the LICENSE file.
1.9 + */
1.10 +
1.11 +#ifndef GrFontScaler_DEFINED
1.12 +#define GrFontScaler_DEFINED
1.13 +
1.14 +#include "GrGlyph.h"
1.15 +#include "GrKey.h"
1.16 +
1.17 +class SkPath;
1.18 +
1.19 +/**
1.20 + * This is a virtual base class which Gr's interface to the host platform's
1.21 + * font scaler.
1.22 + *
1.23 + * The client is responsible for subclassing, and instantiating this. The
1.24 + * instance is create for a specific font+size+matrix.
1.25 + */
1.26 +class GrFontScaler : public SkRefCnt {
1.27 +public:
1.28 + SK_DECLARE_INST_COUNT(GrFontScaler)
1.29 +
1.30 + virtual const GrKey* getKey() = 0;
1.31 + virtual GrMaskFormat getMaskFormat() = 0;
1.32 + virtual bool getPackedGlyphBounds(GrGlyph::PackedID, SkIRect* bounds) = 0;
1.33 + virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
1.34 + int rowBytes, void* image) = 0;
1.35 + virtual bool getGlyphPath(uint16_t glyphID, SkPath*) = 0;
1.36 +
1.37 +private:
1.38 + typedef SkRefCnt INHERITED;
1.39 +};
1.40 +
1.41 +#endif
