WIP: debug commit

linebender · Apr 8, 2020 · 8454c76 · 8454c76
1 parent 94ee520
commit 8454c76
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/druid/src/widget/svg.rs b/druid/src/widget/svg.rs
@@ -97,9 +97,13 @@ impl<T: Data> Widget<T> for Svg {
         }
     }
     fn paint(&mut self, ctx: &mut PaintCtx, _data: &T, _env: &Env) {
+        assert!(ctx.size().width > 0.0, "ctx width zero");
+        assert!(ctx.size().height > 0.0, "ctx height zero");
         let offset_matrix = self.fill.affine_to_fill(ctx.size(), self.get_size());
 
         let clip_rect = Rect::ZERO.with_size(ctx.size());
+        assert!(clip_rect.width() > 0.0, "clip width zero");
+        assert!(clip_rect.height() > 0.0, "clip height zero");
 
         // The SvgData's to_piet function dose not clip to the svg's size
         // CairoRenderContext is very like druids but with some extra goodies like clip