Function getIgnoredCssClassesForPreviewImage

JMap.MapContext.getIgnoredCssClassesForPreviewImage

Add css classes in the list of css class to ignore/hide when processing the preview image.

Example

// print in the console all css classes that will be ignored/hidden in the preview image
console.info(
 "Css classes ignored when generating the preview image:",
 JMap.MapContext.getIgnoredCssClassesForPreviewImage()
)
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