# HG changeset patch
# User greg
# Date 1533127628 14400
# Node ID 0d9a74365270db5a50ad1a97c41e96b547c13af0
# Parent  87482a20169976259cb4ba88d16bf105dacc545d
Uploaded

diff -r 87482a201699 -r 0d9a74365270 utils.R
--- a/utils.R	Wed Aug 01 08:25:22 2018 -0400
+++ b/utils.R	Wed Aug 01 08:47:08 2018 -0400
@@ -99,14 +99,14 @@
     }
 }
 
-get_x_axis_ticks_and_labels = function(temperature_data_frame, prepend_end_doy_norm=NULL, append_start_doy_norm=NULL, date_interval=FALSE) {
+get_x_axis_ticks_and_labels = function(temperature_data_frame, prepend_end_doy_norm=0, append_start_doy_norm=0, date_interval=FALSE) {
     # Generate a list of ticks and labels for plotting the x axis.
-    if (!is.null(prepend_end_doy_norm) & prepend_end_doy_norm > 0) {
+    if (prepend_end_doy_norm > 0) {
         prepend_end_norm_row = which(temperature_data_frame$DOY==prepend_end_doy_norm);
     } else {
         prepend_end_norm_row = 0;
     }
-    if (!is.null(append_start_doy_norm) & append_start_doy_norm > 0) {
+    if (append_start_doy_norm > 0) {
         append_start_norm_row = which(temperature_data_frame$DOY==append_start_doy_norm);
     } else {
         append_start_norm_row = 0;