import { Time } from '../common';
export declare enum PlaylistTimingType {
    None = "none",
    ForwardTime = "forward-time",
    BackTime = "back-time"
}
export interface PlaylistTimingBase {
    type: PlaylistTimingType;
}
export interface PlaylistTimingNone {
    type: PlaylistTimingType.None;
    /** Expected duration of the rundown playlist
     *  If set, the over/under diff will be calculated based on this value. Otherwise it will be planned content duration - played out duration.
     */
    expectedDuration?: number;
}
export interface PlaylistTimingForwardTime extends PlaylistTimingBase {
    type: PlaylistTimingType.ForwardTime;
    /** Expected start should be set to the expected time this rundown playlist should run on air */
    expectedStart: Time;
    /** Expected duration of the rundown playlist
     *  If set, the over/under diff will be calculated based on this value. Otherwise it will be planned content duration - played out duration.
     */
    expectedDuration?: number;
    /** Expected end time of the rundown playlist
     *  In this timing mode this is only for display before the show starts as an "expected" end time,
     *  during the show this display value will be calculated from expected start + remaining playlist duration.
     *  If this is not set, `expectedDuration` will be used (if set) in addition to expectedStart.
     */
    expectedEnd?: Time;
}
export interface PlaylistTimingBackTime extends PlaylistTimingBase {
    type: PlaylistTimingType.BackTime;
    /** Expected start should be set to the expected time this rundown playlist should run on air
     *  In this timing mode this is only for display before the show starts as an "expected" start time,
     *  during the show this display will be set to when the show actually started.
     */
    expectedStart?: Time;
    /** Expected duration of the rundown playlist
     *  If set, the over/under diff will be calculated based on this value. Otherwise it will be planned content duration - played out duration.
     */
    expectedDuration?: number;
    /** Expected end time of the rundown playlist */
    expectedEnd: Time;
}
export type RundownPlaylistTiming = PlaylistTimingNone | PlaylistTimingForwardTime | PlaylistTimingBackTime;
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