1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/src/core/SkTextToPathIter.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,49 @@
1.4 +/*
1.5 + * Copyright 2012 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 SkTextToPathIter_DEFINED
1.12 +#define SkTextToPathIter_DEFINED
1.13 +
1.14 +#include "SkAutoKern.h"
1.15 +#include "SkPaint.h"
1.16 +
1.17 +class SkGlyphCache;
1.18 +
1.19 +class SkTextToPathIter {
1.20 +public:
1.21 + SkTextToPathIter(const char text[], size_t length, const SkPaint& paint,
1.22 + bool applyStrokeAndPathEffects);
1.23 + ~SkTextToPathIter();
1.24 +
1.25 + const SkPaint& getPaint() const { return fPaint; }
1.26 + SkScalar getPathScale() const { return fScale; }
1.27 +
1.28 + struct Rec {
1.29 + const SkPath* fPath; // may be null for "whitespace" glyphs
1.30 + SkScalar fXPos;
1.31 + };
1.32 +
1.33 + /**
1.34 + * Returns false when all of the text has been consumed
1.35 + */
1.36 + bool next(const SkPath** path, SkScalar* xpos);
1.37 +
1.38 +private:
1.39 + SkGlyphCache* fCache;
1.40 + SkPaint fPaint;
1.41 + SkScalar fScale;
1.42 + SkFixed fPrevAdvance;
1.43 + const char* fText;
1.44 + const char* fStop;
1.45 + SkMeasureCacheProc fGlyphCacheProc;
1.46 +
1.47 + SkScalar fXPos; // accumulated xpos, returned in next
1.48 + SkAutoKern fAutoKern;
1.49 + int fXYIndex; // cache for horizontal -vs- vertical text
1.50 +};
1.51 +
1.52 +#endif
