General-purpose progress bar. General-purpose progress bar. Shows fill percentage from right to left. If [code]true[/code], the fill percentage is displayed on the bar. The style of the background. The style of the progress (i.e. the part that fills the bar). Font used to draw the fill percentage if [member percent_visible] is [code]true[/code]. The color of the text. The tint of text outline of the [ProgressBar]. The color of the text's shadow. Font size used to draw the fill percentage if [member percent_visible] is [code]true[/code]. The size of the text outline.