The dialog Scale Bar is used to perform the settings for a bar showing a length scale. The Orientation of the bar may be chosen to be Horizontal or Vertical. A Text (usually a length the bar should represent) can be entered. The actual Length of the bar in the plot has to be supplied in cm. With x0 and y0 the position of the left bottom corner may be set.
With Size the relative size of the text and the relative linewidth may be set. A setting of 100 % corresponds to a normal value. The Color of the scale bar is selected in the dialog Select Color, opened with the colored button.
The dialog may be canceled without saving by use of the button . By using changes are saved without closing the dialog. With changes are saved and the dialog is closed.