1 /* 2 * Copyright 2017 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 SkSGPaintNode_DEFINED 9 #define SkSGPaintNode_DEFINED 10 11 #include "SkSGNode.h" 12 13 #include "SkPaint.h" 14 15 namespace sksg { 16 17 /** 18 * Base class for nodes which provide a 'paint' (as opposed to geometry) for 19 * drawing (e.g. colors, gradients, patterns). 20 * 21 * Roughly equivalent to Skia's SkPaint. 22 */ 23 class PaintNode : public Node { 24 public: 25 SkPaint makePaint() const; 26 27 SG_ATTRIBUTE(AntiAlias , bool , fAntiAlias ) 28 SG_ATTRIBUTE(Opacity , SkScalar , fOpacity ) 29 SG_ATTRIBUTE(BlendMode , SkBlendMode , fBlendMode ) 30 SG_ATTRIBUTE(StrokeWidth, SkScalar , fStrokeWidth) 31 SG_ATTRIBUTE(StrokeMiter, SkScalar , fStrokeMiter) 32 SG_ATTRIBUTE(Style , SkPaint::Style, fStyle ) 33 SG_ATTRIBUTE(StrokeJoin , SkPaint::Join , fStrokeJoin ) 34 SG_ATTRIBUTE(StrokeCap , SkPaint::Cap , fStrokeCap ) 35 36 protected: 37 PaintNode(); 38 39 virtual void onApplyToPaint(SkPaint*) const = 0; 40 41 SkRect onRevalidate(InvalidationController*, const SkMatrix&) final; 42 43 private: 44 SkScalar fOpacity = 1, 45 fStrokeWidth = 1, 46 fStrokeMiter = 4; 47 bool fAntiAlias = false; 48 SkBlendMode fBlendMode = SkBlendMode::kSrcOver; 49 SkPaint::Style fStyle = SkPaint::kFill_Style; 50 SkPaint::Join fStrokeJoin = SkPaint::kMiter_Join; 51 SkPaint::Cap fStrokeCap = SkPaint::kButt_Cap; 52 53 typedef Node INHERITED; 54 }; 55 56 } // namespace sksg 57 58 #endif // SkSGGeometryNode_DEFINED 59