michael@0: /*
michael@0:  * Copyright 2013 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #ifndef GrOvalRenderer_DEFINED
michael@0: #define GrOvalRenderer_DEFINED
michael@0: 
michael@0: #include "GrContext.h"
michael@0: #include "GrPaint.h"
michael@0: 
michael@0: class GrContext;
michael@0: class GrDrawTarget;
michael@0: class GrPaint;
michael@0: struct SkRect;
michael@0: class SkStrokeRec;
michael@0: 
michael@0: /*
michael@0:  * This class wraps helper functions that draw ovals and roundrects (filled & stroked)
michael@0:  */
michael@0: class GrOvalRenderer : public SkRefCnt {
michael@0: public:
michael@0:     SK_DECLARE_INST_COUNT(GrOvalRenderer)
michael@0: 
michael@0:     GrOvalRenderer() : fRRectIndexBuffer(NULL) {}
michael@0:     ~GrOvalRenderer() {
michael@0:         this->reset();
michael@0:     }
michael@0: 
michael@0:     void reset();
michael@0: 
michael@0:     bool drawOval(GrDrawTarget* target, const GrContext* context, bool useAA,
michael@0:                   const SkRect& oval, const SkStrokeRec& stroke);
michael@0:     bool drawSimpleRRect(GrDrawTarget* target, GrContext* context, bool useAA,
michael@0:                          const SkRRect& rrect, const SkStrokeRec& stroke);
michael@0: 
michael@0: private:
michael@0:     bool drawEllipse(GrDrawTarget* target, bool useCoverageAA,
michael@0:                      const SkRect& ellipse,
michael@0:                      const SkStrokeRec& stroke);
michael@0:     bool drawDIEllipse(GrDrawTarget* target, bool useCoverageAA,
michael@0:                        const SkRect& ellipse,
michael@0:                        const SkStrokeRec& stroke);
michael@0:     void drawCircle(GrDrawTarget* target, bool useCoverageAA,
michael@0:                     const SkRect& circle,
michael@0:                     const SkStrokeRec& stroke);
michael@0: 
michael@0:     GrIndexBuffer* rRectIndexBuffer(GrGpu* gpu);
michael@0: 
michael@0:     GrIndexBuffer* fRRectIndexBuffer;
michael@0: 
michael@0:     typedef SkRefCnt INHERITED;
michael@0: };
michael@0: 
michael@0: #endif // GrOvalRenderer_DEFINED