Merge pull request #11304 from ahocevar/reuse-empty-canvas

Reuse empty canvas
2020-07-23 12:35:16 +02:00
parent 4eab8ecd40 8efb1eea43
commit db3af0d503
1 changed files with 5 additions and 1 deletions
--- a/src/ol/renderer/canvas/Layer.js
+++ b/src/ol/renderer/canvas/Layer.js
@@ -95,7 +95,11 @@ class CanvasLayerRenderer extends LayerRenderer {
        context = canvas.getContext('2d');
      }
    }
-    if (context && context.canvas.style.transform === transform) {
+    if (
+      context &&
+      (context.canvas.width === 0 ||
+        context.canvas.style.transform === transform)
+    ) {
      // Container of the previous layer renderer can be used.
      this.container = target;
      this.context = context;