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use metfor::Meters; use optional::Optioned; /// Station information including location data and identification number. #[derive(Debug, Clone, Copy, PartialEq, Default)] pub struct StationInfo { /// station number, USAF number, eg 727730 num: Optioned<i32>, /// Latitude and longitude. location: Option<(f64, f64)>, /// Elevation, this may be in model terrain which is not necessarily the same as the real world. elevation: Optioned<Meters>, } impl StationInfo { /// Create a new `StationInfo` object. /// /// # Arguments /// station_num: The USAF station identifier, or None. /// /// location: The latitude and longitude as a tuple, or None. /// /// elevation: The elevation of the station **in meters**. /// /// # Examples /// /// ```rust /// use metfor::{Meters, Feet}; /// use sounding_analysis::StationInfo; /// use optional::{some, none}; /// /// let _stn = StationInfo::new_with_values(12345, (45.2,-113.5), Meters(2000.0)); /// let _stn = StationInfo::new_with_values(12345, (45.2,-113.5), Feet(2000.0)); /// let _stn = StationInfo::new_with_values(12345, (45.2,-113.5), some(Meters(2000.0))); /// let _stn = StationInfo::new_with_values(12345, (45.2,-113.5), some(Feet(2000.0))); /// let _stn = StationInfo::new_with_values(12345, Some((45.2,-113.5)), Meters(2000.0)); /// let _stn = StationInfo::new_with_values(12345, Some((45.2,-113.5)), Feet(2000.0)); /// let _stn = StationInfo::new_with_values(12345, Some((45.2,-113.5)), some(Meters(2000.0))); /// let _stn = StationInfo::new_with_values(12345, Some((45.2,-113.5)), some(Feet(2000.0))); /// let _stn = StationInfo::new_with_values(Some(12345), None, Meters(2000.0)); /// let _stn = StationInfo::new_with_values(Some(12345), None, Feet(2000.0)); /// let _stn = StationInfo::new_with_values(None, (45.2,-113.5), some(Meters(2000.0))); /// let _stn = StationInfo::new_with_values(None, (45.2,-113.5), some(Feet(2000.0))); /// /// // Note that lat-lon is an `Option` and not an `Optioned` /// let _stn = StationInfo::new_with_values(some(12345), None, none::<Feet>()); /// let _stn = StationInfo::new_with_values(some(12345), None, none::<Meters>()); /// ``` #[inline] pub fn new_with_values<T, U, V, W>(station_num: T, location: U, elevation: V) -> Self where T: Into<Optioned<i32>>, U: Into<Option<(f64, f64)>>, Optioned<W>: From<V>, W: optional::Noned + metfor::Length, Meters: From<W>, { let elev: Optioned<W> = Optioned::from(elevation); let elev: Optioned<Meters> = elev.map_t(Meters::from); StationInfo { num: station_num.into(), location: location.into(), elevation: elev, } } /// Create a new object with default values. /// /// # Examples /// /// ```rust /// use sounding_analysis::StationInfo; /// /// assert!(StationInfo::new().station_num().is_none()); /// assert!(StationInfo::new().location().is_none()); /// assert!(StationInfo::new().elevation().is_none()); /// /// ``` #[inline] pub fn new() -> Self { Self::default() } /// Builder method to add a station number. /// /// # Examples /// /// ```rust /// use sounding_analysis::StationInfo; /// /// assert_eq!(StationInfo::new().with_station(12345).station_num().unwrap(), 12345); /// assert_eq!(StationInfo::new().with_station(Some(12345)).station_num().unwrap(), 12345); /// /// ``` #[inline] pub fn with_station<T>(mut self, number: T) -> Self where Optioned<i32>: From<T>, { self.num = Optioned::from(number); self } /// Builder method to add a location. /// /// # Examples /// /// ```rust /// use sounding_analysis::StationInfo; /// /// assert_eq!( /// StationInfo::new().with_lat_lon((45.0, -116.0)).location().unwrap(), (45.0, -116.0)); /// assert_eq!( /// StationInfo::new().with_lat_lon(Some((45.0, -116.0))) /// .location() /// .unwrap(), /// (45.0, -116.0)); /// /// ``` #[inline] pub fn with_lat_lon<T>(mut self, coords: T) -> Self where Option<(f64, f64)>: From<T>, { self.location = Option::from(coords); self } /// Builder method to add elevation. /// /// # Examples ///```rust /// use metfor::{Meters, Feet, Km}; /// use sounding_analysis::StationInfo; /// use optional::{some, none}; /// /// let _info = StationInfo::new().with_elevation(Feet(200.0)); /// let _info = StationInfo::new().with_elevation(Meters(200.0)); /// let _info = StationInfo::new().with_elevation(Km(2.0)); /// let _info = StationInfo::new().with_elevation(some(Feet(200.0))); /// let _info = StationInfo::new().with_elevation(some(Meters(200.0))); /// let _info = StationInfo::new().with_elevation(some(Km(2.0))); /// let _info = StationInfo::new().with_elevation(none::<Feet>()); /// let _info = StationInfo::new().with_elevation(none::<Meters>()); /// let _info = StationInfo::new().with_elevation(none::<Km>()); ///``` #[inline] pub fn with_elevation<T, U>(mut self, elev: T) -> Self where Optioned<U>: From<T>, U: optional::Noned + metfor::Length, Meters: From<U>, { let elevation: Optioned<U> = Optioned::from(elev); let elevation: Optioned<Meters> = elevation.map_t(Meters::from); self.elevation = elevation; self } /// station number, USAF number, eg 727730 #[inline] pub fn station_num(&self) -> Optioned<i32> { self.num } /// Latitude and longitude. #[inline] pub fn location(&self) -> Option<(f64, f64)> { self.location } /// Elevation in meters, this may be in model terrain, not necessarily the same as /// the real world. #[inline] pub fn elevation(&self) -> Optioned<Meters> { self.elevation } }