import type {Rect} from '../../view-base';
export function positioningScaleFactor(
intrinsicWidth: number,
frame: Rect,
): number {
return frame.size.width / intrinsicWidth;
}
export function timestampToPosition(
timestamp: number,
scaleFactor: number,
frame: Rect,
): number {
return frame.origin.x + timestamp * scaleFactor;
}
export function positionToTimestamp(
position: number,
scaleFactor: number,
frame: Rect,
): number {
return (position - frame.origin.x) / scaleFactor;
}
export function durationToWidth(duration: number, scaleFactor: number): number {
return duration * scaleFactor;
}
export function widthToDuration(width: number, scaleFactor: number): number {
return width / scaleFactor;
}