1*c8dee2aaSAndroid Build Coastguard Worker /* 2*c8dee2aaSAndroid Build Coastguard Worker * Copyright 2017 Google Inc. 3*c8dee2aaSAndroid Build Coastguard Worker * 4*c8dee2aaSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license that can be 5*c8dee2aaSAndroid Build Coastguard Worker * found in the LICENSE file. 6*c8dee2aaSAndroid Build Coastguard Worker */ 7*c8dee2aaSAndroid Build Coastguard Worker 8*c8dee2aaSAndroid Build Coastguard Worker #ifndef SkSGGeometryNode_DEFINED 9*c8dee2aaSAndroid Build Coastguard Worker #define SkSGGeometryNode_DEFINED 10*c8dee2aaSAndroid Build Coastguard Worker 11*c8dee2aaSAndroid Build Coastguard Worker #include "modules/sksg/include/SkSGNode.h" 12*c8dee2aaSAndroid Build Coastguard Worker 13*c8dee2aaSAndroid Build Coastguard Worker class SkCanvas; 14*c8dee2aaSAndroid Build Coastguard Worker class SkPaint; 15*c8dee2aaSAndroid Build Coastguard Worker class SkPath; 16*c8dee2aaSAndroid Build Coastguard Worker struct SkPoint; 17*c8dee2aaSAndroid Build Coastguard Worker 18*c8dee2aaSAndroid Build Coastguard Worker namespace sksg { 19*c8dee2aaSAndroid Build Coastguard Worker 20*c8dee2aaSAndroid Build Coastguard Worker /** 21*c8dee2aaSAndroid Build Coastguard Worker * Base class for nodes which provide 'geometry' (as opposed to paint) 22*c8dee2aaSAndroid Build Coastguard Worker * for drawing. 23*c8dee2aaSAndroid Build Coastguard Worker * 24*c8dee2aaSAndroid Build Coastguard Worker * Think SkRect, SkPath, etc. 25*c8dee2aaSAndroid Build Coastguard Worker */ 26*c8dee2aaSAndroid Build Coastguard Worker class GeometryNode : public Node { 27*c8dee2aaSAndroid Build Coastguard Worker public: 28*c8dee2aaSAndroid Build Coastguard Worker void clip(SkCanvas*, bool antiAlias) const; 29*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas*, const SkPaint&) const; 30*c8dee2aaSAndroid Build Coastguard Worker 31*c8dee2aaSAndroid Build Coastguard Worker bool contains(const SkPoint&) const; 32*c8dee2aaSAndroid Build Coastguard Worker 33*c8dee2aaSAndroid Build Coastguard Worker SkPath asPath() const; 34*c8dee2aaSAndroid Build Coastguard Worker 35*c8dee2aaSAndroid Build Coastguard Worker protected: 36*c8dee2aaSAndroid Build Coastguard Worker GeometryNode(); 37*c8dee2aaSAndroid Build Coastguard Worker 38*c8dee2aaSAndroid Build Coastguard Worker virtual void onClip(SkCanvas*, bool antiAlias) const = 0; 39*c8dee2aaSAndroid Build Coastguard Worker 40*c8dee2aaSAndroid Build Coastguard Worker virtual void onDraw(SkCanvas*, const SkPaint&) const = 0; 41*c8dee2aaSAndroid Build Coastguard Worker 42*c8dee2aaSAndroid Build Coastguard Worker virtual bool onContains(const SkPoint&) const = 0; 43*c8dee2aaSAndroid Build Coastguard Worker 44*c8dee2aaSAndroid Build Coastguard Worker virtual SkPath onAsPath() const = 0; 45*c8dee2aaSAndroid Build Coastguard Worker 46*c8dee2aaSAndroid Build Coastguard Worker private: 47*c8dee2aaSAndroid Build Coastguard Worker friend class Draw; // wants to know the cached bounds. 48*c8dee2aaSAndroid Build Coastguard Worker 49*c8dee2aaSAndroid Build Coastguard Worker using INHERITED = Node; 50*c8dee2aaSAndroid Build Coastguard Worker }; 51*c8dee2aaSAndroid Build Coastguard Worker 52*c8dee2aaSAndroid Build Coastguard Worker } // namespace sksg 53*c8dee2aaSAndroid Build Coastguard Worker 54*c8dee2aaSAndroid Build Coastguard Worker #endif // SkSGGeometryNode_DEFINED 55