Merge master into output branch.

[pspp-builds.git] / src / output / charts / cartesian.h

diff --git a/src/output/charts/cartesian.h b/src/output/charts/cartesian.h
index feda1b6fb724d79201c1ee154d47827aa6e8c652..3c21db6efc444c87cca867bbe184867dd1e707fe 100644 (file)
--- a/src/output/charts/cartesian.h
+++ b/src/output/charts/cartesian.h
@@ -31,6 +31,11 @@ enum CHART_DIM
 
 struct chart_geometry;
 
+void  chart_vector_start (cairo_t *, struct chart_geometry *,
+                          const char *name);
+void chart_vector_end (cairo_t *, struct chart_geometry *);
+void chart_vector (cairo_t *, struct chart_geometry *, double x, double y);
+
 /* Plot a data point */
 void chart_datum(cairo_t *, const struct chart_geometry *,
                  int dataset UNUSED, double x, double y);