VTTRegioninterface VTTRegion {id: string;lines: number;regionAnchorX: number;regionAnchorY: number;scroll: ScrollSetting;viewportAnchorX: number;viewportAnchorY: number;width: number;}var VTTRegion: {prototype: VTTRegion; new (): VTTRegion; };§Properties§id: string[src]§lines: number[src]§regionAnchorX: number[src]§regionAnchorY: number[src]§scroll: ScrollSetting[src]§viewportAnchorX: number[src]§viewportAnchorY: number[src]§width: number[src]