Added improved logging for error conditions while processing images i…

…n CSS file.
codenameone · Apr 28, 2020 · cc5186d · cc5186d
1 parent 86f4ce0
commit cc5186d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/CodenameOneDesigner/src/com/codename1/designer/css/ResourcesMutator.java b/CodenameOneDesigner/src/com/codename1/designer/css/ResourcesMutator.java
@@ -477,7 +477,10 @@ public void createScreenshotCallback(String id, int x, int y, int w, int h) {
         Platform.runLater(()->{
             //System.out.println("in screenshot callback id "+id);
             //System.out.println(imageProcessors);
-            if (imageProcessors.containsKey(id)) {
+            if (w == 0 || h == 0) {
+                System.err.println("Attempt to screenshot element with id "+id+" failed because width or height is zero: w="+w+", h="+h);
+            }
+            if (imageProcessors.containsKey(id) && w > 0 && h > 0) {
                 double ratio = 1.0;
                 //this.targetDensity = Display.DENSITY_VERY_HIGH;
                 SnapshotParameters params = new SnapshotParameters();