Return to live view when playback ends - proof-of-concept/steelsim21

Return to live view when playback ends

Jeremy Magland <jmagland@flatironinstitute.org> committed 1 month ago commit 38f6b3e8887e parent de24345 Browse files

1 changed file+14−2

src/main.tsmodified+14−2View file

@@ -375,16 +375,28 @@ function buildMovieToolbar(): void {

375375 });

376376 timeLabel.className = "time";

377377 btnLive.addEventListener("click", () => { live = true; updateLiveButton(); });

378+ // Playback drives the movie; afterwards the view returns to where it was (live or scrubbed).

379+ let liveBeforePlay = true;

380+ const endPlayback = () => {

381+ btnPlay.textContent = "Play";

382+ if (liveBeforePlay) {

383+ live = true;

384+ updateLiveButton();

385+ }

386+ };

378387 btnPlay.addEventListener("click", () => {

379- if (player.playing) { player.stop(); btnPlay.textContent = "Play"; return; }

388+ if (player.playing) { player.stop(); endPlayback(); return; }

380389 if (!sim || sim.samples === 0) return;

390+ liveBeforePlay = live;

381391 const offset = live ? 0 : scrubFrame / sim.fps;

382392 live = false;

383393 player.play(sim.processedAudio(), sim.fs, offset, levelSel.value as LevelMode, gainDb());

384394 btnPlay.textContent = "Stop";

385395 updateLiveButton();

386396 });

387- player.onEnded = () => { btnPlay.textContent = "Play"; };

397+ player.onEnded = endPlayback;

398+ scrub.addEventListener("input", () => { liveBeforePlay = false; });

399+ btnLive.addEventListener("click", () => { liveBeforePlay = true; });

388400 btnWav.addEventListener("click", () => {

389401 if (!sim || sim.samples === 0) return;

390402 const blob = encodeWav(sim.processedAudio(), sim.fs, levelSel.value as LevelMode, gainDb());