message: Rename zoom anchor variables for clarity
diff: @@ -160,11 +160,11 @@ export default class ImageView extends React.Component<IProps, IState> {
  });
  };
  - private zoomDelta(delta: number, zoomX?: number, zoomY?: number) {
  - this.zoom(this.state.zoom + delta, zoomX, zoomY);
  + private zoomDelta(delta: number, anchorX?: number, anchorY?: number) {
  + this.zoom(this.state.zoom + delta, anchorX, anchorY);
  }
  - private zoom(zoomLevel: number, zoomX?: number, zoomY?: number) {
  + private zoom(zoomLevel: number, anchorX?: number, anchorY?: number) {
  const oldZoom = this.state.zoom;
  const newZoom = Math.min(zoomLevel, this.state.maxZoom);
  @@ -175,7 +175,7 @@ export default class ImageView extends React.Component<IProps, IState> {
  translationX: 0,
  translationY: 0,
  });
  - } else if (typeof zoomX !== "number" && typeof zoomY !== "number") {
  + } else if (typeof anchorX !== "number" && typeof anchorY !== "number") {
  // Zoom relative to the center of the view
  this.setState({
  zoom: newZoom,
  @@ -190,20 +190,20 @@ export default class ImageView extends React.Component<IProps, IState> {
  let offsetY;
  switch (((this.state.rotation % 360) + 360) % 360) {
  case 0:
  - offsetX = this.image.current.clientWidth / 2 - zoomX;
  - offsetY = this.image.current.clientHeight / 2 - zoomY;
  + offsetX = this.image.current.clientWidth / 2 - anchorX;
  + offsetY = this.image.current.clientHeight / 2 - anchorY;
  break;
  case 90:
  - offsetX = zoomY - this.image.current.clientHeight / 2;
  - offsetY = this.image.current.clientWidth / 2 - zoomX;
  + offsetX = anchorY - this.image.current.clientHeight / 2;
  + offsetY = this.image.current.clientWidth / 2 - anchorX;
  break;
  case 180:
  - offsetX = zoomX - this.image.current.clientWidth / 2;
  - offsetY = zoomY - this.image.current.clientHeight / 2;
  + offsetX = anchorX - this.image.current.clientWidth / 2;
  + offsetY = anchorY - this.image.current.clientHeight / 2;
  break;
  case 270:
  - offsetX = this.image.current.clientHeight / 2 - zoomY;
  - offsetY = zoomX - this.image.current.clientWidth / 2;
  + offsetX = this.image.current.clientHeight / 2 - anchorY;
  + offsetY = anchorX - this.image.current.clientWidth / 2;
  }
  // Apply the zoom and offset
  