Add helper function for doing depth unit calculations

[ext/subsurface.git] / profile.c

diff --git a/profile.c b/profile.c
index 3f3dd42bc108f1c0b7e048a1521388e92e1a7c2d..1b7db1d904909bbb440dfe4e184e0579132fafa1 100644 (file)
--- a/profile.c
+++ b/profile.c
@@ -158,22 +158,12 @@ static void plot_text(struct graphics_context *gc, const text_render_options_t *
 
 static void render_depth_sample(struct graphics_context *gc, struct plot_data *entry, const text_render_options_t *tro)
 {
-       int sec = entry->sec;
-       depth_t depth = { entry->val };
-       const char *fmt;
+       int sec = entry->sec, decimals;
        double d;
 
-       switch (output_units.length) {
-       case METERS:
-               d = depth.mm / 1000.0;
-               fmt = "%.1f";
-               break;
-       case FEET:
-               d = to_feet(depth);
-               fmt = "%.0f";
-               break;
-       }
-       plot_text(gc, tro, sec, depth.mm, fmt, d);
+       d = get_depth_units(entry->val, &decimals, NULL);
+
+       plot_text(gc, tro, sec, entry->val, "%.*f", decimals, d);
 }
 
 static void plot_text_samples(struct graphics_context *gc, struct plot_info *pi)