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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrSWMaskHelper_DEFINED
#define GrSWMaskHelper_DEFINED
#include "GrColor.h"
#include "GrMatrix.h"
#include "GrNoncopyable.h"
#include "SkBitmap.h"
#include "SkDraw.h"
#include "SkRasterClip.h"
#include "SkRegion.h"
class GrAutoScratchTexture;
class GrContext;
class GrTexture;
class SkPath;
/**
* The GrSWMaskHelper helps generate clip masks using the software rendering
* path.
*/
class GrSWMaskHelper : public GrNoncopyable {
public:
GrSWMaskHelper(GrContext* context)
: fContext(context) {
}
void draw(const GrRect& clientRect, SkRegion::Op op,
bool antiAlias, GrColor color);
void draw(const SkPath& clientPath, SkRegion::Op op,
GrPathFill fill, bool antiAlias, GrColor color);
bool init(const GrIRect& pathDevBounds,
const GrPoint* translate,
bool useMatrix);
bool getTexture(GrAutoScratchTexture* tex);
void toTexture(GrTexture* texture, bool clearToWhite);
void clear(GrColor color) {
fBM.eraseColor(color);
}
protected:
private:
GrContext* fContext;
GrMatrix fMatrix;
SkBitmap fBM;
SkDraw fDraw;
SkRasterClip fRasterClip;
typedef GrNoncopyable INHERITED;
};
#endif // GrSWMaskHelper_DEFINED
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