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java.lang.Objectuk.me.parabola.mkgmap.filters.RemoveEmpty
public class RemoveEmpty
Filter for removing empty elements and degenerate elements, for example lines or shapes with just one point.
Constructor Summary | |
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RemoveEmpty()
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Method Summary | |
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void |
doFilter(MapElement element,
MapFilterChain next)
If this is a line (or a shape, which extends a line) then we check to see if it is empty or only a single point. |
void |
init(FilterConfig config)
Initialise the filter and pass in parameters that may be needed for the run. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public RemoveEmpty()
Method Detail |
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public void init(FilterConfig config)
MapFilter
init
in interface MapFilter
config
- Configuration information, giving parameters of the map
level that is being produced through this filter.public void doFilter(MapElement element, MapFilterChain next)
doFilter
in interface MapFilter
element
- A map element.next
- This is used to pass the possibly transformed element onward.
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