figure out why game starts next song on long click/drag.

[todo]

MusicManager/Source/MusicManager.cs

Lines 85 to 90 in dfd26d6

	// todo: figure out why game starts next song on long click/drag.
	var progress = AudioSource.time / AudioSource.clip.length;
	GUI.DrawTexture( canvas, Resources.SeekBackgroundTexture );
	GUI.DrawTexture( canvas.LeftPart( progress ), Resources.SeekForegroundTexture );

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This issue was generated by todo based on a todo comment in dfd26d6. It's been assigned to @FluffierThanThou because they committed the code.