public void setOffset(int offset) {
		this.offset = offset;
	}
Sets the offset from the grid line for this segment. Edge routing algorithms will set
this value to keep overlapping segments in the same row or column for being assigned to
the same exact layout space location.
@param offset the distance from the grid line to use when assigning to layout space
Ghidra/Features/FunctionGraph/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/flowchart/EdgeSegment.java