Query of the current graphic mode for contours.
get_line_style returns the display mode for contoures when displaying regions. It is used by procedures like disp_region, disp_line, disp_polygon, etc. Style is set with the procedure set_line_style. Style is only important for displaying the contour of objects, especially if a line style was set with set_line_style.
Style (output_control) |
integer-array -> integer |
template for contour display. |
get_line_style returns TRUE, if a window is active. Otherwise an exception is raised.