MapConverter

java.lang.Object
- starvationevasion.common.MapConverter

```
public class MapConverter
extends java.lang.Object
```
class is used to convert between the spring2015code.model and the starvationevasion.client.Aegislash.GUI for converting between lat lon to x, y and back.

Field Summary

Fields
Modifier and Type Field and Description

static double PROJECTION_HEIGHT

static double PROJECTION_WIDTH

Fields
Modifier and Type	Field and Description
`static double`	`PROJECTION_HEIGHT`
`static double`	`PROJECTION_WIDTH`

Constructor Summary

Constructors
Constructor and Description

MapConverter()

Constructors
Constructor and Description
`MapConverter()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`double`	`getHeight()`
`java.util.List<java.awt.geom.Line2D>`	`getLatLonGrid()` generates a projected grid of latitude and longitude lines converted to the scaled graphics space
`double`	`getScale()`
`double`	`getWidth()`
`double`	`latToY(double lat)` Convert latitude to graphics Y, assuming (0,0) is the point of reference in the spherical coord system
`double`	`latToY(double lat, MapPoint refPoint)` Convert latitude to graphics Y given a point of reference
`double`	`lonToX(double lon)` Convert longitude to graphics X, assuming a reference point of (0,0) in spherical coords.
`double`	`lonToX(double lon, MapPoint refPoint)` Convert longitude to graphics X, given a reference point in spherical coords
`java.awt.Point`	`mapPointToPoint(MapPoint mp)` Convert a MapPoint (lat, lon) to a graphics-space point, assuming the parallel of no distortion is the equator.
`java.awt.Point`	`mollweideProjection(java.awt.Point point, double radius)` This converts lat and long point into the mollweide projection http://mathworld.wolfram.com/MollweideProjection.html
`MapPoint`	`pointToMapPoint(java.awt.geom.Point2D p)` Convert a Point in graphics-space to a MapPoint assuming the parallel of no distortion is the equator.
`java.awt.Polygon`	`regionToPolygon(GeographicArea r)` Converts a GeographicArea to a Polygon in graphics-space

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - PROJECTION_HEIGHT
```
public static final double PROJECTION_HEIGHT
```
    See Also:
    
    Constant Field Values
  - PROJECTION_WIDTH
```
public static final double PROJECTION_WIDTH
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - MapConverter
```
public MapConverter()
```
- Method Detail
  - latToY
```
public double latToY(double lat,
                     MapPoint refPoint)
```
    Convert latitude to graphics Y given a point of reference
    
    Parameters:
    
    lat -
    
    refPoint -
    
    Returns:
    
    the latitude, scaled and projected in Y
  - latToY
```
public double latToY(double lat)
```
    Convert latitude to graphics Y, assuming (0,0) is the point of reference in the spherical coord system
    
    Parameters:
    
    lat -
    
    Returns:
    
    the latitude, scaled and projected in Y
  - lonToX
```
public double lonToX(double lon,
                     MapPoint refPoint)
```
    Convert longitude to graphics X, given a reference point in spherical coords
    
    Parameters:
    
    lon - decimal longitude to convert
    
    refPoint - mapPoint of reference
    
    Returns:
    
    longitude, scaled and projected in X
  - lonToX
```
public double lonToX(double lon)
```
    Convert longitude to graphics X, assuming a reference point of (0,0) in spherical coords.
    
    Parameters:
    
    lon - decimal longitude to convert
    
    Returns:
    
    longitude, scaled and projected in X
  - mapPointToPoint
```
public java.awt.Point mapPointToPoint(MapPoint mp)
```
    Convert a MapPoint (lat, lon) to a graphics-space point, assuming the parallel of no distortion is the equator. This is a Plate-Caree projection.
    
    Parameters:
    
    mp - MapPoint to convert
    
    Returns:
    
    a Point in graphics-space
  - pointToMapPoint
```
public MapPoint pointToMapPoint(java.awt.geom.Point2D p)
```
    Convert a Point in graphics-space to a MapPoint assuming the parallel of no distortion is the equator. This converts from a Plate-Caree projection back to lat and lon
    
    Parameters:
    
    p - Point to convert
    
    Returns:
    
    A MapPoint, reversing the projection defined by this class
  - regionToPolygon
```
public java.awt.Polygon regionToPolygon(GeographicArea r)
```
    Converts a GeographicArea to a Polygon in graphics-space
    
    Parameters:
    
    r - region object to be transformed.
    
    Returns:
    
    a Polygon representing the passed GeographicArea, appropriately scaled and converted
  - getScale
```
public double getScale()
```
    Returns:
    
    the factor by which this converter scales coordinates
  - getLatLonGrid
```
public java.util.List<java.awt.geom.Line2D> getLatLonGrid()
```
    generates a projected grid of latitude and longitude lines converted to the scaled graphics space
    
    Returns:
    
    A list of Line2Ds representing the Lon Lat grid in graphics-space
  - mollweideProjection
```
public java.awt.Point mollweideProjection(java.awt.Point point,
                                          double radius)
```
    This converts lat and long point into the mollweide projection http://mathworld.wolfram.com/MollweideProjection.html
    
    Parameters:
    
    point -
    
    Returns:
  - getWidth
```
public double getWidth()
```
  - getHeight
```
public double getHeight()
```

Class MapConverter

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

PROJECTION_HEIGHT

PROJECTION_WIDTH

Constructor Detail

MapConverter

Method Detail

latToY

latToY

lonToX

lonToX

mapPointToPoint

pointToMapPoint

regionToPolygon

getScale

getLatLonGrid

mollweideProjection

getWidth

getHeight