97 lines
2.9 KiB
TypeScript
97 lines
2.9 KiB
TypeScript
import { Chord, Pitch, Rest as ZRest, Ziffers } from "zifferjs";
|
|
import { Editor } from "../main";
|
|
import { Event, Skip } from "./Event";
|
|
import { Sound } from "./Sound";
|
|
import { Note } from "./Note";
|
|
import { Rest } from "./Rest";
|
|
|
|
export class Player extends Event {
|
|
input: string;
|
|
ziffers: Ziffers;
|
|
callTime: number = 0;
|
|
played: boolean = false;
|
|
current!: Pitch|Chord|ZRest;
|
|
retro: boolean = false;
|
|
tick: number = 0;
|
|
|
|
constructor(input: string, options: object, public app: Editor) {
|
|
super(app);
|
|
this.input = input;
|
|
this.ziffers = new Ziffers(input, options);
|
|
}
|
|
|
|
next = (): Pitch|Chord|ZRest => {
|
|
this.current = this.ziffers.next() as Pitch|Chord|ZRest;
|
|
this.played = true;
|
|
return this.current;
|
|
}
|
|
|
|
areWeThereYet = (): boolean => {
|
|
const howAboutNow = (this.ziffers.notStarted() || this.app.api.epulse() > this.callTime+(this.current.duration*this.app.api.ppqn()));
|
|
if(howAboutNow) {
|
|
this.tick = 0;
|
|
} else {
|
|
this.tick++;
|
|
}
|
|
return howAboutNow;
|
|
}
|
|
|
|
sound(name: string) {
|
|
if(this.areWeThereYet()) {
|
|
const event = this.next() as Pitch|Chord|ZRest;
|
|
if(event instanceof Pitch) {
|
|
// TODO: Quick hack. Select which attributes to use, but some ziffers stuff is needed for chaining key change etc.
|
|
const obj = event.getExisting("freq","pitch","key","scale","octave");
|
|
return new Sound(obj, this.app).sound(name);
|
|
} else if(event instanceof ZRest) {
|
|
return Rest.createRestProxy(event.duration, this.app);
|
|
}
|
|
} else {
|
|
return Skip.createRestProxy();
|
|
}
|
|
}
|
|
|
|
note(value: number|undefined = undefined) {
|
|
if(this.areWeThereYet()) {
|
|
const event = this.next() as Pitch|Chord|ZRest;
|
|
if(event instanceof Pitch) {
|
|
// TODO: Quick hack. Select which attributes to use, but some ziffers stuff is needed for chaining key change etc.
|
|
const obj = event.getExisting("note","pitch","bend","key","scale","octave");
|
|
const note = new Note(obj, this.app);
|
|
return value ? note.note(value) : note;
|
|
} else if(event instanceof ZRest) {
|
|
return Rest.createRestProxy(event.duration, this.app);
|
|
}
|
|
} else {
|
|
return Skip.createRestProxy();
|
|
}
|
|
}
|
|
|
|
scale(name: string) {
|
|
this.ziffers.scale(name);
|
|
return this;
|
|
}
|
|
|
|
key(name: string) {
|
|
this.ziffers.key(name);
|
|
return this;
|
|
}
|
|
|
|
octave(value: number) {
|
|
this.ziffers.octave(value);
|
|
return this;
|
|
}
|
|
|
|
retrograde() {
|
|
if(this.tick === 0 && this.ziffers.index === 0) {
|
|
this.ziffers.retrograde();
|
|
}
|
|
return this;
|
|
}
|
|
|
|
out = (): void => {
|
|
// TODO?
|
|
}
|
|
|
|
|
|
} |