int draw_x_grid; /* no x-grid at all */
int draw_y_grid; /* no y-grid at all */
unsigned int draw_3d_border; /* size of border in pixels, 0 for off */
+ unsigned int dynamic_labels; /* pick the label shape according to the line drawn */
double grid_dash_on, grid_dash_off;
xlab_t xlab_user; /* user defined labeling for xaxis */
char xlab_form[210]; /* format for the label on the xaxis */