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Use map of soundPlayers for stop all

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This commit is contained in:
Eric Rosenbaum 2018-09-04 21:12:45 -04:00
parent fb7c293e71
commit fe746a7c43
1 changed files with 26 additions and 7 deletions
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33
src/extensions/scratch3_text2speech/index.js
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@ -61,12 +61,16 @@ class Scratch3SpeakBlocks {
*/
this.runtime = runtime;
// @todo stop all speech sounds currently playing
// https://github.com/LLK/scratch-vm/issues/1405
// this._stopAllSpeech = this._stopAllSpeech.bind(this);
// if (this.runtime) {
// this.runtime.on('PROJECT_STOP_ALL', this._stopAllSpeech);
// }
/**
* Map of soundPlayers by sound id.
* @type {Map<string, SoundPlayer>}
*/
this._soundPlayers = new Map();
this._stopAllSpeech = this._stopAllSpeech.bind(this);
if (this.runtime) {
this.runtime.on('PROJECT_STOP_ALL', this._stopAllSpeech);
}
this._onTargetCreated = this._onTargetCreated.bind(this);
if (this.runtime) {
@ -278,6 +282,15 @@ class Scratch3SpeakBlocks {
}
}
/**
* Stop all currently playing speech sounds.
*/
_stopAllSpeech () {
this._soundPlayers.forEach(player => {
player.stop();
});
}
/**
* Convert the provided text into a sound file and then play the file.
* @param {object} args Block arguments
@ -337,6 +350,8 @@ class Scratch3SpeakBlocks {
}
};
this.runtime.audioEngine.decodeSoundPlayer(sound).then(soundPlayer => {
this._soundPlayers.set(soundPlayer.id, soundPlayer);
soundPlayer.setPlaybackRate(playbackRate);
// Increase the volume
@ -345,7 +360,11 @@ class Scratch3SpeakBlocks {
chain.set('volume', 250);
soundPlayer.connect(chain);
soundPlayer.on('stop', resolve);
soundPlayer.play();
soundPlayer.on('stop', () => {
this._soundPlayers.delete(soundPlayer.id);
resolve();
});
});
});
});