int getMinOffset() {
		int minOffset = 0;
		for (EdgeSegment<E> edgeSegment : edgeSegments) {
			minOffset = Math.min(minOffset, edgeSegment.getOffset());
		}
		return minOffset;
	}
Checks if the range of y values in a given column segment list intersects the
range of y values in this column segment.
@param other the column segment list to compare
@return true if they intersect ranges.
Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/flowchart/ColSegmentList.java