Strokes with zero width should not be painted (#798)

FeodorFitsner · web-flow · commit b2e20fccdddf · 2022-10-22T13:25:39.000-07:00
Fix #797
diff --git a/third_party/example/assets/simple/zero_width_strokes.svg b/third_party/example/assets/simple/zero_width_strokes.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" class="main-svg" width="100" height="100" viewBox="0 0 100 100">
+    <rect style="stroke: rgb(68, 68, 68); stroke-opacity: 1; fill: rgb(255, 255, 255); fill-opacity: 1; stroke-width: 0px;" width="90" height="90" x="5" y="5" />
+</svg>
diff --git a/third_party/golden/simple/zero_width_strokes.png b/third_party/golden/simple/zero_width_strokes.png
diff --git a/third_party/lib/src/vector_drawable.dart b/third_party/lib/src/vector_drawable.dart
@@ -1293,7 +1293,10 @@ class DrawableShape implements DrawableStyleable {
         canvas.drawPath(path, style.fill!.toFlutterPaint());
       }
 
-      if (style.stroke?.color != null) {
+      if (style.stroke?.color != null &&
+          (style.stroke!.strokeWidth == null ||
+              (style.stroke!.strokeWidth != null &&
+                  style.stroke!.strokeWidth! > 0))) {
         assert(style.stroke!.style == PaintingStyle.stroke);
         if (style.dashArray != null &&
             !identical(style.dashArray, DrawableStyle.emptyDashArray)) {
