react-native-audio-api/lib/commonjs/core/AudioBufferSourceNode.js

react-native-audio-api provides system for controlling audio in React Native environment compatible with Web Audio API specification

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _AudioBufferBaseSourceNode = _interopRequireDefault(require("./AudioBufferBaseSourceNode"));
var _errors = require("../errors");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
class AudioBufferSourceNode extends _AudioBufferBaseSourceNode.default {
  _buffer = null;
  bufferHasBeenSet = false;
  constructor(context, options) {
    const node = context.context.createBufferSource(options || {});
    super(context, node);
    if (options?.buffer) {
      this._buffer = options.buffer;
      this.bufferHasBeenSet = true;
    }
  }
  get buffer() {
    return this._buffer;
  }
  set buffer(buffer) {
    if (buffer === null) {
      if (this.buffer !== null) {
        this.node.setBuffer(null);
        this._buffer = null;
      }
      return;
    }
    if (this.bufferHasBeenSet) {
      throw new _errors.InvalidStateError('The buffer can only be set once and cannot be changed afterwards.');
    }
    this.node.setBuffer(buffer.buffer);
    this._buffer = buffer;
    this.bufferHasBeenSet = true;
  }
  get loopSkip() {
    return this.node.loopSkip;
  }
  set loopSkip(value) {
    this.node.loopSkip = value;
  }
  get loop() {
    return this.node.loop;
  }
  set loop(value) {
    this.node.loop = value;
  }
  get loopStart() {
    return this.node.loopStart;
  }
  set loopStart(value) {
    this.node.loopStart = value;
  }
  get loopEnd() {
    return this.node.loopEnd;
  }
  set loopEnd(value) {
    this.node.loopEnd = value;
  }
  start(when = 0, offset = 0, duration) {
    if (when < 0) {
      throw new _errors.RangeError(`when must be a finite non-negative number: ${when}`);
    }
    if (offset < 0) {
      throw new _errors.RangeError(`offset must be a finite non-negative number: ${offset}`);
    }
    if (duration && duration < 0) {
      throw new _errors.RangeError(`duration must be a finite non-negative number: ${duration}`);
    }
    if (this.hasBeenStarted) {
      throw new _errors.InvalidStateError('Cannot call start more than once');
    }
    this.hasBeenStarted = true;
    this.node.start(when, offset, duration);
  }
  get onLoopEnded() {
    return this.onLoopEndedCallback;
  }
  set onLoopEnded(callback) {
    if (!callback) {
      this.node.onLoopEnded = '0';
      this.onLoopEndedCallback = undefined;
      return;
    }
    this.onLoopEndedCallback = callback;
    const sub = this.audioEventEmitter.addAudioEventListener('loopEnded', callback);
    this.node.onLoopEnded = sub.subscriptionId;
  }
}
exports.default = AudioBufferSourceNode;
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