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      1 /*
      2  * Copyright 2016 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #ifndef GrAnalyticRectOp_DEFINED
      9 #define GrAnalyticRectOp_DEFINED
     10 
     11 #include "GrColor.h"
     12 #include "SkRefCnt.h"
     13 
     14 class GrMeshDrawOp;
     15 class SkMatrix;
     16 struct SkRect;
     17 
     18 /*
     19  * This class wraps helper functions that draw rects analytically. Used when a shader requires a
     20  * distance vector.
     21  *
     22  * @param color        the shape's color
     23  * @param viewMatrix   the shape's local matrix
     24  * @param rect         the shape in source space
     25  * @param croppedRect  the shape in device space, clipped to the device's bounds
     26  * @param bounds       the axis aligned bounds of the shape in device space
     27  */
     28 class GrAnalyticRectOp {
     29 public:
     30     static std::unique_ptr<GrMeshDrawOp> Make(GrColor color,
     31                                               const SkMatrix& viewMatrix,
     32                                               const SkRect& rect,
     33                                               const SkRect& croppedRect,
     34                                               const SkRect& bounds);
     35 };
     36 
     37 #endif  // GrAnalyticRectOp_DEFINED
     38