Files
topos/src/Note.ts

90 lines
2.7 KiB
TypeScript

import { Event } from './Event';
import { type Editor } from './main';
import { MidiConnection } from "./IO/MidiConnection";
export class Note extends Event {
values: { [key: string]: any };
midiConnection: MidiConnection;
constructor(input: number|object, public app: Editor) {
super(app);
if(typeof input === 'number') input = { 'note': input };
this.values = input;
this.midiConnection = app.api.MidiConnection
}
note = (value: number): this => {
this.values['note'] = value;
return this;
}
duration = (value: number): this => {
this.values['duration'] = value;
return this;
}
channel = (value: number): this => {
this.values['channel'] = value;
return this;
}
port = (value: number|string): this => {
this.values['port'] = this.midiConnection.getMidiOutputIndex(value);
return this;
}
add = (value: number): this => {
this.values.note += value;
return this;
}
modify = (func: Function): this => {
const funcResult = func(this);
if(funcResult instanceof Object) {
return funcResult;
}
else {
func(this.values);
return this;
}
}
// TODO: Add bend
freq = (value: number): this => {
this.values['freq'] = value;
return this;
}
bend = (value: number): this => {
this.values['bend'] = value;
return this;
}
random = (min: number = 0, max: number = 127): this => {
min = Math.min(Math.max(min, 0), 127);
max = Math.min(Math.max(max, 0), 127);
this.values['note'] = Math.floor(this.randomGen() * (max - min + 1)) + min;
return this;
}
out = (): void => {
const note = this.values.note ? this.values.note : 60;
const channel = this.values.channel ? this.values.channel : 0;
const velocity = this.values.velocity ? this.values.velocity : 100;
const duration = this.values.duration ?
this.values.duration * this.app.clock.pulse_duration * this.app.api.ppqn() :
this.app.clock.pulse_duration * this.app.api.ppqn();
const bend = this.values.bend ? this.values.bend : undefined;
const port = this.values.port ?
this.midiConnection.getMidiOutputIndex(this.values.port) :
this.midiConnection.getCurrentMidiPortIndex();
if (bend) this.midiConnection.sendPitchBend(bend, channel);
this.midiConnection.sendMidiNote(note, channel, velocity, duration, port);
//if (bend) this.midiConnection.sendPitchBend(8192, channel);
}
}