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      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 #include "SkSGPaintNode.h"
      9 
     10 namespace sksg {
     11 
     12 // Paint nodes don't generate damage on their own, but via their aggregation ancestor Draw nodes.
     13 PaintNode::PaintNode() : INHERITED(kBubbleDamage_Trait) {}
     14 
     15 const SkPaint& PaintNode::makePaint() {
     16     SkASSERT(!this->hasInval());
     17 
     18     return fPaint;
     19 }
     20 
     21 SkRect PaintNode::onRevalidate(InvalidationController*, const SkMatrix&) {
     22     SkASSERT(this->hasInval());
     23 
     24     fPaint.reset();
     25     fPaint.setAntiAlias(fAntiAlias);
     26     fPaint.setBlendMode(fBlendMode);
     27     fPaint.setStyle(fStyle);
     28     fPaint.setStrokeWidth(fStrokeWidth);
     29     fPaint.setStrokeMiter(fStrokeMiter);
     30     fPaint.setStrokeJoin(fStrokeJoin);
     31     fPaint.setStrokeCap(fStrokeCap);
     32 
     33     this->onApplyToPaint(&fPaint);
     34 
     35     // Compose opacity on top of the subclass value.
     36     fPaint.setAlpha(SkScalarRoundToInt(fPaint.getAlpha() * SkTPin<SkScalar>(fOpacity, 0, 1)));
     37 
     38     return SkRect::MakeEmpty();
     39 }
     40 
     41 } // namespace sksg
     42