Solar Clock: BUGFIX:Sun sometimes disappearing from view completely until button1 is pressed.

apps/solarclock/solar_clock.js

@@ -350,7 +350,7 @@ location.addUpdateListener(
 // The function also has to detect when the end of the solar
 // day has been reached and flip the day over.
 function dayInfo(now) {
-  if (day_info == null || now > day_info.day_end) {
+  if (day_info == null || now > day_info.day_end || now < day_info.day_start) {
     var coords = location.getCoordinates();
     if(coords != null) {
       day_info = DateUtils.sunrise_sunset(now, coords[0], coords[1], location.getUTCOffset());

apps/solarclock/solar_controller.js

@@ -121,7 +121,6 @@ class SolarMode {
     }
 }
 class NightMode extends SolarMode {
-    toString(){return "NightMode";}
     test(time, day_info, screen_info, img_info) {
         return (time < day_info.sunrise_date || time > day_info.sunset_date);
     }
@@ -130,9 +129,6 @@ class NightMode extends SolarMode {
     }
 }
 class DayLightMode extends SolarMode {
-    toString(){
-        return "DayLightMode";
-    }
     test(time, day_info, screen_info){
         var sun_height = screen_info.sunrise_y - screen_info.sun_y;
         /*console.log("DayLightMode " +
@@ -190,9 +186,6 @@ class DayLightMode extends SolarMode {
     }
 }
 class TwiLightMode extends SolarMode {
-    toString(){
-        return "TwilightMode";
-    }
     test(time, day_info, screen_info){
         if(screen_info.sunrise_y == null) {
             console.log("warning no sunrise_defined");
@@ -233,9 +226,6 @@ class SolarControllerImpl {
         this.default_mode = new NightMode();
         this.last = null;
     }
-    toString(){
-        return "SolarControllerImpl";
-    }
     // The mode method is responsible for selecting the
     // correct mode to the time given.
     mode(time, day_info, screen_info){