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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrAAHairLinePathRenderer_DEFINED
#define GrAAHairLinePathRenderer_DEFINED
#include "GrPathRenderer.h"
class GrAAHairLinePathRenderer : public GrPathRenderer {
public:
virtual ~GrAAHairLinePathRenderer();
static GrPathRenderer* Create(GrContext* context);
virtual bool canDrawPath(const GrDrawTarget*,
const GrDrawState*,
const SkPath&,
const SkStrokeRec&,
bool antiAlias) const SK_OVERRIDE;
typedef SkTArray<SkPoint, true> PtArray;
typedef SkTArray<int, true> IntArray;
typedef SkTArray<float, true> FloatArray;
protected:
virtual bool onDrawPath(GrDrawTarget*,
GrDrawState*,
const SkPath&,
const SkStrokeRec&,
bool antiAlias) SK_OVERRIDE;
private:
GrAAHairLinePathRenderer(const GrContext* context,
const GrIndexBuffer* fLinesIndexBuffer,
const GrIndexBuffer* fQuadsIndexBuffer);
bool createLineGeom(GrDrawTarget* target,
GrDrawState*,
GrDrawTarget::AutoReleaseGeometry* arg,
SkRect* devBounds,
const SkPath& path,
const PtArray& lines,
int lineCnt);
bool createBezierGeom(GrDrawTarget* target,
GrDrawState*,
GrDrawTarget::AutoReleaseGeometry* arg,
SkRect* devBounds,
const SkPath& path,
const PtArray& quads,
int quadCnt,
const PtArray& conics,
int conicCnt,
const IntArray& qSubdivs,
const FloatArray& cWeights);
const GrIndexBuffer* fLinesIndexBuffer;
const GrIndexBuffer* fQuadsIndexBuffer;
typedef GrPathRenderer INHERITED;
};
#endif
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