Method run

packages/core/src/app/Player.ts:396–441

()

  }

  private async run() {
    const state = await this.prepare();
    const previousState = this.playback.state;
    this.playback.state = state.paused
      ? PlaybackState.Paused
      : PlaybackState.Playing;

    // Seek to the given frame
    if (state.seek >= 0 || !this.isInUserRange(this.status.frame)) {
      const seekFrame = state.seek < 0 ? this.status.frame : state.seek;
      const clampedFrame = this.clampRange(seekFrame);
      this.logger.profile('seek time');
      await this.playback.seek(clampedFrame);
      this.logger.profile('seek time');
    }
    // Do nothing if paused
    else if (state.paused) {
      if (
        state.render ||
        (state.paused && previousState !== PlaybackState.Paused)
      ) {
        // Tells the stage to render the current frame
        await this.render.dispatch();
      }

      this.request();
      return;
    }

    // Simply move forward one frame
    else if (this.status.frame < this.endFrame) {
      await this.playback.progress();
    }

    // Pause if a new slide has just started.
    if (!state.paused && this.playback.currentScene.slides.isWaiting()) {
      this.togglePlayback(false);
      state.paused = true;
    }

    // Draw the project
    await this.render.dispatch();
    this.frame.current = this.playback.frame;

    this.request();
  }

  private request() {
    if (!this.active) return;