aqhome-react: added code to determine sunset/sunrise times.

apps/aqhome-react/suntimes.h

@@ -0,0 +1,49 @@
+/****************************************************************************
+ * This file is part of the project AqHome.
+ * AqHome (c) by 2024 Martin Preuss, all rights reserved.
+ *
+ * The license for this file can be found in the file COPYING which you
+ * should have received along with this file.
+ ****************************************************************************/
+
+#ifndef AQHOMEREACT_SUNTIMES_H
+#define AQHOMEREACT_SUNTIMES_H
+
+
+#include "./aqhome_react.h"
+
+#include <gwenhywfar/gwendate.h>
+#include <gwenhywfar/gwentime.h>
+
+
+/**
+ * Returns the sunrise time on the provided day and location.
+ *
+ * You can get the location by just clicking on a position on your chosen map website (e.g. "G'maps").
+ *
+ * @return time of sunrise for the given date and location
+ * @param date date for which to calculate
+ * @param lat latitude of the location to calculate for (positive for east)
+ * @param lng longitude  of the location to calculate for (positive for north)
+*/
+GWEN_TIME *AQHomeReact_GetSunriseTimeForDateAndLoc(const GWEN_DATE *date, double lat, double lng);
+
+
+/**
+ * Returns the sunset time on the provided day and location.
+ *
+ * You can get the location by just clicking on a position on your chosen map website (e.g. "G'maps").
+ *
+ * @return time of sunset for the given date and location
+ * @param date date for which to calculate
+ * @param lat latitude of the location to calculate for (positive for east)
+ * @param lng longitude  of the location to calculate for (positive for north)
+*/
+GWEN_TIME *AQHomeReact_GetSunsetTimeForDateAndLoc(const GWEN_DATE *date, double lat, double lng);
+
+
+
+
+#endif
+
+