public
class
Projection
extends Object| java.lang.Object | |
| ↳ | com.carto.projections.Projection |
 Known Direct Subclasses
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Class Overview
An abstract base class for all projections.
Summary
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| synchronized void | delete() | ||||||||||
| boolean |
equals(Object obj)
Checks if this object is equal to the specified object.
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| MapPos |
fromLatLong(double lat, double lng)
Transforms a position given using latitutde-longitude coordinates from the WGS84 coordinate system to the coordinate system of this projection.
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| MapPos |
fromWgs84(MapPos pos)
Transforms a position from the WGS84 coordinate system to the coordinate system of this projection.
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| MapBounds |
getBounds()
Returns the bounds of this projection.
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| String |
getName()
Return name of this projection in Well-Known format.
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| int |
hashCode()
Returns the hash value of this object.
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| MapPos |
toLatLong(double x, double y)
Transforms a position from the coordinate system of this projection to the WGS84 coordinate system latitude-longitute coordinates.
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| MapPos |
toWgs84(MapPos pos)
Transforms a position from the coordinate system of this projection to the WGS84 coordinate system.
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Inherited Methods | |||||||||||
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From class
java.lang.Object
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Public Methods
public synchronized void delete ()
public boolean equals (Object obj)
Checks if this object is equal to the specified object.
Parameters
| obj | The reference object. |
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Returns
- True when objects are equal, false otherwise.
public MapPos fromLatLong (double lat, double lng)
Transforms a position given using latitutde-longitude coordinates from the WGS84 coordinate system to the coordinate system of this projection.
Parameters
| lat | The latitude in the WGS84 coordinate system. It should be in range -90..90. |
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| lng | The longitude in the WGS84 coordinate system. It should be in range -180..180. |
Returns
- The transformed position in the coordinate system of this projection.
public MapPos fromWgs84 (MapPos pos)
Transforms a position from the WGS84 coordinate system to the coordinate system of this projection.
Parameters
| pos | The position in the WGS84 coordinate system. It should be encoded as longitude-latitude. |
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Returns
- The transformed position in the coordinate system of this projection.
public MapBounds getBounds ()
Returns the bounds of this projection.
Returns
- The bounds of this projection.
public String getName ()
Return name of this projection in Well-Known format. For example, as "EPSG:3857"
Returns
- The name of this projection.
public int hashCode ()
Returns the hash value of this object.
Returns
- The hash value of this object.
public MapPos toLatLong (double x, double y)
Transforms a position from the coordinate system of this projection to the WGS84 coordinate system latitude-longitute coordinates.
Parameters
| x | The x position in the coordinate system of this projection. |
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| y | The y position in the coordinate system of this projection. |
Returns
- The transformed position in the WGS84 coordinate system given as latitude-longitude.
public MapPos toWgs84 (MapPos pos)
Transforms a position from the coordinate system of this projection to the WGS84 coordinate system.
Parameters
| pos | The position in the coordinate system of this projection. |
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Returns
- The transformed position in the WGS84 coordinate system. It is given as longitude-latitude.