void draw_tick(struct chart *chart,
enum tick_orientation orientation,
double position,
- const char *label, ...);
+ const char *label, ...)
+ PRINTF_FORMAT (4, 5);
/* Write the title on a chart*/
/* Write the ordinate label */
void chart_write_ylabel(struct chart *ch, const char *label);
+void chart_write_legend (struct chart *ch);
+
#endif