AbstractProjection: Dateline as a screen coordinates issue

Authored by Thibaut Gridel <tgridel@free.fr>.

Description

AbstractProjection: Dateline as a screen coordinates issue

DateLine is only an issue for the projections which have repeatable X property.
This patch brings DateLine calculation into the abstract projection.
Next step is to move horizon and pole for spherical projection,
and DateLine for flat maps.

REVIEW: 104175

Details

Committed
Thibaut Gridel <tgridel@free.fr>May 2 2012, 7:59 PM
Parents
R34:ccb40d483f1e: AbstractProjection: multiple polys
Branches
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Thibaut Gridel <tgridel@free.fr> committed R34:686690082cea: AbstractProjection: Dateline as a screen coordinates issue (authored by Thibaut Gridel <tgridel@free.fr>).May 2 2012, 7:59 PM