A four-pane layout for Amethyst

quadrants.js

function layout() {
	return {
		name: "Quadrants",
		getFrameAssignments: (windows, screenFrame) => {
			const columnWidth = screenFrame.width / 2;
			const rowHeight = screenFrame.height / 2;
			const frames = windows.map((window, index) => {
				const frame = {
					x: screenFrame.x + (columnWidth * (index % 2)),
					y: screenFrame.y + (index < 2 ? 0 : rowHeight),
					width: columnWidth,
					height: rowHeight
				};
				return { [window.id]: frame };
			});
			return frames.reduce((frames, frame) => ({ ...frames, ...frame }), {});
		}
	};
}