public void setVertexHoverMode(PathHighlightMode mode) {
		this.vertexHoverMode = Objects.requireNonNull(mode);
		if (vertexHoverMode == PathHighlightMode.OFF) {
			clearHoveredEdgesSwing();
		}
	}
Signals to this path highlighter that it should stop all background jobs
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/edge/VisualGraphPathHighlighter.java