Function getZoomedPosition

source/position.js:104–115

(position, zoom, origin)

};

export const getZoomedPosition = (position, zoom, origin) => {
  const [x, y] = position;
  const [ox, oy] = origin;
  const originedPosition = [x - ox, y - oy];

  const zoomedPosition = originedPosition.map((axis) => axis * zoom);

  const [zx, zy] = zoomedPosition;
  const movedPosition = [zx + ox, zy + oy];

  return movedPosition;
};

export const getZoomedPositions = (positions, zoom, origin) => {
  const zoomedPositions = positions.map((position) =>