Added Boxplots to the EXAMINE subcommand repertoire

[pspp-builds.git] / src / chart.h

diff --git a/src/chart.h b/src/chart.h
index f2c9e501471151cc7282864f05bda72748070e4f..eec5bff5b847a1d6d3b679c28156919c1b8651bd 100644 (file)
--- a/src/chart.h
+++ b/src/chart.h
@@ -61,7 +61,7 @@ struct chart {
 
   char fill_colour[10];
 
-  /* Stuff Particular to Cartesians */
+  /* Stuff Particular to Cartesians (and Boxplots ) */
   double ordinate_scale;
   double abscissa_scale;
   double x_min;
@@ -166,8 +166,18 @@ void chart_write_yscale(struct chart *ch,
 
 void chart_datum(struct chart *ch, int dataset, double x, double y);
 
+struct metrics;
 
 
+void  boxplot_draw_boxplot(struct chart *ch,
+                          double box_centre, 
+                          double box_width,
+                          struct metrics *m,
+                          const char *name);
+
+
+void boxplot_draw_yscale(struct chart *ch , double y_max, double y_min);
+
 
 enum CHART_DIM
   {