@Override
		void setCol(int col) {

			//
			// The 'condition' structure for children's nesting:
			// -the first condition is at the base index
			// -each successive condition is another level nested
			//
			int column = col;
			for (DecompilerBlock block : allChildren) {
				block.setCol(column);
				column++;
			}

			doSetCol(col);
		}
A class that represents 2D information about the contained vertex, such as location,
bounds, row and column of the layout grid.
Ghidra/Features/FunctionGraphDecompilerExtension/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/DecompilerNestedLayout.java