Calendar coloring

- Added 1 new color configuration variables to colorize weekend days
  in the calendar: 'calendar.color.weekend'.
- Changed the default colors in the calendar.

ChangeLog

@@ -36,9 +36,10 @@
  + Added 2 new configuration variables to display the details of tasks with due
    dates when doing a 'task cal' for the corresponding months:
    'calendar.details' and 'calendar.details.report'
- + Added 3 new color configuration variables to colorize today, days with due tasks
-   and days with overdue tasks in the calendar:
-   'calendar.color.today', 'color.calendar.due' and 'calendar.calendar.overdue'
+ + Added 4 new color configuration variables to colorize today, days with due tasks,
+   days with overdue tasks and weekend days in the calendar:
+   'calendar.color.today', 'color.calendar.due',
+   'calendar.calendar.overdue' and 'color.calendar.weekend'.
  + Fixed bug #316 which caused the timesheet report to display an oddly sorted
    list.
  + Fixed bug #317 which colored tasks in the 'completed' report according to

doc/man/taskrc.5

@@ -302,16 +302,20 @@ Colors any of the messages printed after the report output.
 Colors any of the messages printed last.
 
 .TP
-.B color.calendar.today=cyan
+.B color.calendar.today=black on cyan
 Color of today in calendar.
 
 .TP
-.B color.calendar.due=black on yellow
+.B color.calendar.due=black on green
 Color of days with due tasks in calendar.
 
 .TP
 .B color.calendar.overdue=black on red
-Color of days with overdue tasks in calendar
+Color of days with overdue tasks in calendar.
+
+.TP
+.B color.calendar.weekend=black on white
+Color of weekend days in calendar.
 .RE
 
 .SS SHADOW FILE

src/Config.cpp

@@ -172,9 +172,10 @@ void Config::createDefaultRC (const std::string& rc, const std::string& data)
            << "#color.recurring=on_red                # Color of recur.any: tasks\n"
            << "#color.header=bold_green               # Color of header messages\n"
            << "#color.footnote=bold_green             # Color of footnote messages\n"
-           << "color.calendar.today=cyan              # Color of today in calendar\n"
-           << "color.calendar.due=black on yellow     # Color of days with due tasks in calendar\n"
+           << "color.calendar.today=black on cyan     # Color of today in calendar\n"
+           << "color.calendar.due=black on green      # Color of days with due tasks in calendar\n"
            << "color.calendar.overdue=black on red    # Color of days with overdue tasks in calendar\n"
+           << "color.calendar.weekend=black on white  # Color of weekend days in calendar\n"
            << "\n"
            << "#shadow.file=/tmp/shadow.txt           # Location of shadow file\n"
            << "#shadow.command=list                   # Task command for shadow file\n"

src/command.cpp

@@ -554,7 +554,7 @@ int handleConfig (std::string &outs)
     " blanklines bulk calendar.details calendar.details.report color color.active "
     "color.due color.overdue color.pri.H color.pri.L color.pri.M color.pri.none "
     "color.recurring color.tagged color.footnote color.header color.debug color.alternate "
-    "color.calendar.today color.calendar.due color.calendar.overdue "
+    "color.calendar.today color.calendar.due color.calendar.overdue color.calendar.weekend "
     "confirmation curses data.location dateformat debug default.command default.priority "
     "default.project defaultwidth due locale displayweeknumber echo.command "
     "locking monthsperline nag next project shadow.command shadow.file "

src/report.cpp

@@ -1430,15 +1430,21 @@ std::string renderMonths (
 
       table.addCell (row, thisCol, d);
 
-      Color color_today   (context.config.get ("color.calendar.today", "cyan"));
-      Color color_due     (context.config.get ("color.calendar.due", "black on yellow"));
+      Color color_today   (context.config.get ("color.calendar.today",   "black on cyan"));
+      Color color_due     (context.config.get ("color.calendar.due",     "black on green"));
       Color color_overdue (context.config.get ("color.calendar.overdue", "black on red"));
+      Color color_weekend (context.config.get ("color.calendar.weekend", "black on white"));
 
-      if ((context.config.get ("color", true) || context.config.get (std::string ("_forcecolor"), false)) &&
-          today.day ()   == d                &&
-          today.month () == months.at (mpl)  &&
-          today.year ()  == years.at (mpl))
-        table.setCellColor (row, thisCol, color_today);
+      if (context.config.get ("color", true) || context.config.get (std::string ("_forcecolor"), false))
+      {
+        if (dow == 0 || dow == 6)
+          table.setCellColor (row, thisCol, color_weekend);
+
+        if (today.day   () == d                &&
+            today.month () == months.at (mpl)  &&
+            today.year  () == years.at  (mpl))
+          table.setCellColor (row, thisCol, color_today);
+      }
 
       foreach (task, all)
       {
@@ -1633,9 +1639,10 @@ int handleReportCalendar (std::string &outs)
     }
   }
 
-  Color color_today   (context.config.get ("color.calendar.today", "cyan"));
-  Color color_due     (context.config.get ("color.calendar.due", "black on yellow"));
+  Color color_today   (context.config.get ("color.calendar.today",   "black on cyan"));
+  Color color_due     (context.config.get ("color.calendar.due",     "black on green"));
   Color color_overdue (context.config.get ("color.calendar.overdue", "black on red"));
+  Color color_weekend (context.config.get ("color.calendar.weekend", "black on white"));
 
   if (context.config.get ("color", true) || context.config.get (std::string ("_forcecolor"), false))
     out << "Legend: "
@@ -1644,6 +1651,8 @@ int handleReportCalendar (std::string &outs)
         << color_due.colorize ("due")
         << ", "
         << color_overdue.colorize ("overdue")
+        << ", "
+        << color_weekend.colorize ("weekend")
         << "."
         << optionalBlankLine ()
         << std::endl;

src/tests/cal.t

@@ -30,7 +30,7 @@
 
 use strict;
 use warnings;
-use Test::More tests => 58;
+use Test::More tests => 60;
 
 # Create the rc file.
 if (open my $fh, '>', 'cal.rc')
@@ -59,7 +59,7 @@ if ( $day <= 9)
 
 # task cal   and   task cal y
 my $output = qx{../task rc:cal.rc rc._forcecolor:on cal};
-like   ($output, qr/\[36m$day/,      'Current day is highlighted');
+like   ($output, qr/\[30;46m$day/,      'Current day is highlighted');
 like   ($output, qr/$month\w+?\s+?$year/, 'Current month and year are displayed');
 $output = qx{../task rc:cal.rc add zero};
 unlike ($output, qr/\[41m\d+/,       'No overdue tasks are present');
@@ -88,17 +88,19 @@ $output = qx{../task rc:cal.rc rc._forcecolor:on cal due};
 unlike ($output, qr/April 2019/,   'April 2019 is not displayed');
 like   ($output, qr/May 2019/,     'May 2019 is displayed');
 unlike ($output, qr/January 2020/, 'January 2020 is not displayed');
-like   ($output, qr/43m15/,      'Task 1 is color-coded due');
+like   ($output, qr/30;42m15/,      'Task 1 is color-coded due');
 $output = qx{../task rc:cal.rc rc._forcecolor:on cal due y};
-like   ($output, qr/43m23/,      'Task 2 is color-coded due');
+like   ($output, qr/30;42m23/,      'Task 2 is color-coded due');
 like   ($output, qr/April 2020/,   'April 2020 is displayed');
 unlike ($output, qr/May 2020/,     'May 2020 is not displayed');
 qx{../task rc:cal.rc ls};
 qx{../task rc:cal.rc del 1-3};
 qx{../task rc:cal.rc add due:20080408 three};
 $output = qx{../task rc:cal.rc rc._forcecolor:on cal due};
-like   ($output, qr/April 2008/,  'April 2008 is displayed');
-like   ($output, qr/41m 8/,     'Task 3 is color-coded overdue');
+like   ($output, qr/April 2008/, 'April 2008 is displayed');
+like   ($output, qr/41m 8/,      'Task 3 is color-coded overdue');
+like   ($output, qr/30;47m19/,   'Saturday April 19, 2008 is color-coded');
+like   ($output, qr/30;47m20/,   'Sunday April 20, 2008 is color-coded');
 
 # task cal 2016
 $output = qx{../task rc:cal.rc rc.weekstart:Monday cal 2016};