Xiaohan-Tian
68 lines
1.8 KiB
TypeScript
68 lines
1.8 KiB
TypeScript
import { Expose, Type } from 'class-transformer';
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import { KGRegion } from './KGRegion';
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import { KGMidiNote } from '../midi/KGMidiNote';
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import { KGMidiPitchBend } from '../midi/KGMidiPitchBend';
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/**
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* KGMidiRegion - Class representing a MIDI region in the DAW
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* Contains MIDI notes and inherits position/length from KGRegion
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*/
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export class KGMidiRegion extends KGRegion {
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@Expose()
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protected override __type: string = 'KGMidiRegion';
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@Expose()
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@Type(() => KGMidiNote)
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protected notes: KGMidiNote[] = [];
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@Expose()
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@Type(() => KGMidiPitchBend)
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protected pitchBends: KGMidiPitchBend[] = [];
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constructor(id: string, trackId: string, trackIndex: number, name: string, startFromBeat: number = 0, length: number = 0) {
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super(id, trackId, trackIndex, name, startFromBeat, length);
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this.__type = 'KGMidiRegion';
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}
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// Getter
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public getNotes(): KGMidiNote[] {
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return this.notes;
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}
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// Setter
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public setNotes(notes: KGMidiNote[]): void {
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this.notes = notes;
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}
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public getPitchBends(): KGMidiPitchBend[] {
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return this.pitchBends;
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}
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public setPitchBends(pitchBends: KGMidiPitchBend[]): void {
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this.pitchBends = pitchBends;
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}
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// Add a single note
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public addNote(note: KGMidiNote): void {
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this.notes.push(note);
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}
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// Remove a note by ID
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public removeNote(noteId: string): void {
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this.notes = this.notes.filter(note => note.getId() !== noteId);
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}
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public addPitchBend(pitchBend: KGMidiPitchBend): void {
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this.pitchBends.push(pitchBend);
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}
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public removePitchBend(pitchBendId: string): void {
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this.pitchBends = this.pitchBends.filter(pitchBend => pitchBend.getId() !== pitchBendId);
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}
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// Override getCurrentType to return specific subclass type
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public override getCurrentType(): string {
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return 'KGMidiRegion';
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}
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}
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