cairo-fsm: Honor displaying footnote markers as subscripts.

[pspp] / src / output / charts / scatterplot-cairo.c

diff --git a/src/output/charts/scatterplot-cairo.c b/src/output/charts/scatterplot-cairo.c
index 211d2d60dcdf8b2fca15713f0da53ad952f9c1ae..cf62539fab1d5b29e2b65e11a225f2b9bbfba9ed 100644 (file)
--- a/src/output/charts/scatterplot-cairo.c
+++ b/src/output/charts/scatterplot-cairo.c
@@ -46,12 +46,14 @@ xrchart_draw_scatterplot (const struct chart_item *chart_item, cairo_t *cr,
   int byvar_width = 0;
   int i = 0;
   const struct xrchart_colour *colour;
-  
+
   if (spc->byvar)
     byvar_width = var_get_width (spc->byvar);
 
-  xrchart_write_xscale (cr, geom, spc->x_min, spc->x_max);
-  xrchart_write_yscale (cr, geom, spc->y_min, spc->y_max);
+  if (! xrchart_write_xscale (cr, geom, spc->x_min, spc->x_max))
+    return;
+  if (! xrchart_write_yscale (cr, geom, spc->y_min, spc->y_max))
+    return;
   xrchart_write_title (cr, geom, _("Scatterplot %s"), chart_item->title);
   xrchart_write_xlabel (cr, geom, spc->xlabel);
   xrchart_write_ylabel (cr, geom, spc->ylabel);
@@ -97,7 +99,7 @@ xrchart_draw_scatterplot (const struct chart_item *chart_item, cairo_t *cr,
                             colour->red / 255.0,
                             colour->green / 255.0,
                             colour->blue / 255.0);
-    
+
       xrchart_datum (cr, geom, 0,
                     case_data_idx (c, SP_IDX_X)->f,
                     case_data_idx (c, SP_IDX_Y)->f);