2000-06-11  Jon K Hellan  <hellan@acm.org>

	* gnumeric-dashed-canvas-line.c (hypothenuse): New static helper
	function.
	(double_line_draw): New function. Draw a double line. Even explain
	in nice ASCII art how we do it.
	(gnumeric_dashed_canvas_line_draw): Special case double lines by
	punting to double line draw.

2000-06-11  Jon K Hellan  <hellan@acm.org>

	* dialog-cell-format.c (line_info[]): Add explanatory comment.
	(draw_border_preview): Fix typos. Wrong symbolic define was being
	used, but the numbers were the same, so the result was correct.