[Skia] Implement kConic_Verb in PathSkia::applyElements

https://bugs.webkit.org/show_bug.cgi?id=273179 Reviewed by Alejandro G. Castro. Approximate to two quad curves using SkPath::ConvertConicToQuads(). * Source/WebCore/platform/graphics/skia/PathSkia.cpp: (WebCore::PathSkia::applyElements const): Canonical link: https://commits.webkit.org/277920@main
WebKit · Apr 24, 2024 · 995e958 · 995e958
1 parent 0613dc5
commit 995e958
Showing 1 changed file with 11 additions and 3 deletions.
diff --git a/Source/WebCore/platform/graphics/skia/PathSkia.cpp b/Source/WebCore/platform/graphics/skia/PathSkia.cpp
@@ -219,9 +219,17 @@ bool PathSkia::applyElements(const PathElementApplier& applier) const
             pathElement.type = PathElement::Type::AddCurveToPoint;
             convertPoints(pathElement.points, &skPoints[1], 3);
             break;
-        case SkPath::kConic_Verb:
-            notImplemented();
-            break;
+        case SkPath::kConic_Verb: {
+            // Approximate conic with two quads.
+            pathElement.type = PathElement::Type::AddQuadCurveToPoint;
+            SkPoint quadPoints[5];
+            SkPath::ConvertConicToQuads(skPoints[0], skPoints[1], skPoints[2], iter.conicWeight(), quadPoints, 1);
+            convertPoints(pathElement.points, &quadPoints[1], 2);
+            applier(pathElement);
+            convertPoints(pathElement.points, &quadPoints[3], 2);
+            applier(pathElement);
+            continue;
+        }
         case SkPath::kClose_Verb:
             pathElement.type = PathElement::Type::CloseSubpath;
             break;