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<projection>

The <projection> tag specifies the projection used to display a <map>. It can only be used within a <geography> tag.

Attributes

attribute

default

description

type

"flat"

The projection algorithm used to transform latitude and longitude coordinates to screen coordinates.

centerLat

"35.0"

The center latitude of the projection, with negative values indicating south latitude. This may differ from the center of the map itself.

centerLon

"-98.0"

The center longitude of the projection, with negative values indicating west longitude. This may differ from the center of the map itself.

standardLat1

"33.0"

The first standard latitude for conic projections. This specifies the intersection of the projection cone closest to the equator. Negative values indicate south latitude.

standardLat2

"45.0"

The second standard latitude for conic projections. This specifies the intersection of the projection cone closest to the pole in the hemisphere for the projection. Negative values indicate south latitude.

Children

None.

Examples

<map>
  <geography>
    <origin latitude="34.14" longitude="-102.0"/>
    <extent latitude="37.0" longitude="-94.62"/>
    <projection type="lambertConformal"  centerLat="35" centerLon="-85" stdLat1="30" stdLat2="40"/>
  </geography>
</map>

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