1 /* 2 * Copyright 2018 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 SkRRectPriv_DEFINED 9 #define SkRRectPriv_DEFINED 10 11 #include "SkRRect.h" 12 13 class SkRBuffer; 14 class SkWBuffer; 15 16 class SkRRectPriv { 17 public: IsCircle(const SkRRect & rr)18 static bool IsCircle(const SkRRect& rr) { 19 return rr.isOval() && SkScalarNearlyEqual(rr.fRadii[0].fX, rr.fRadii[0].fY); 20 } 21 GetSimpleRadii(const SkRRect & rr)22 static SkVector GetSimpleRadii(const SkRRect& rr) { 23 SkASSERT(!rr.isComplex()); 24 return rr.fRadii[0]; 25 } 26 IsSimpleCircular(const SkRRect & rr)27 static bool IsSimpleCircular(const SkRRect& rr) { 28 return rr.isSimple() && SkScalarNearlyEqual(rr.fRadii[0].fX, rr.fRadii[0].fY); 29 } 30 EqualRadii(const SkRRect & rr)31 static bool EqualRadii(const SkRRect& rr) { 32 return rr.isRect() || SkRRectPriv::IsCircle(rr) || SkRRectPriv::IsSimpleCircular(rr); 33 } 34 GetRadiiArray(const SkRRect & rr)35 static const SkVector* GetRadiiArray(const SkRRect& rr) { return rr.fRadii; } 36 37 static bool AllCornersCircular(const SkRRect& rr, SkScalar tolerance = SK_ScalarNearlyZero); 38 39 static bool ReadFromBuffer(SkRBuffer* buffer, SkRRect* rr); 40 41 static void WriteToBuffer(const SkRRect& rr, SkWBuffer* buffer); 42 }; 43 44 #endif 45 46