public boolean isAnimated() {
		if (!hasCheckedForAnimatedStatus) {
			checkAnimated(baseIcon);
			hasCheckedForAnimatedStatus = true;
		}

		return isAnimated;
	}
Returns true if the Icon is an animated image.
<p>
<b>WARNING: </b> This call may block the Swing thread for up to {@link #MAX_IMAGE_LOAD_TIME}
milliseconds the first time it is called!
@return true if animated
Ghidra/Framework/Docking/src/main/java/docking/util/image/ToolIconURL.java