/*
**  Contour_label
**
**  Purpose:
**    Depict the use of a text label in a contour plot
**
**  Author:
**    Charles Bos
**
**  Date:
**    29/6/2005
*/
#include <oxstd.h>
#include <packages/gnudraw/gnudraw.h>

main()
{
  DrawBivDensity(0, rann(2, 1000), {"a", "b"}, 1, 0, 0, 2);
  DrawBivDensity(1, rann(2, 1000), "", 1, 0, 0, 2);
  // Draw a label within the surface, at the upper right corner, right
  // aligned. The z-coordinate of 0 places the label at the bottom, though
  // you cannot see it in a contour plot.
  DrawText(1, "a x b", .99, .99, 0, 0, 0, 0, 1, 0, "right");
  DrawAdjust(ADJ_AREAMATRIX, 1, 2);
  ShowDrawWindow();
}