com.itextpdf.text.pdf.parser.clipper.PolyTree Maven / Gradle / Ivy
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package com.itextpdf.text.pdf.parser.clipper;
import java.util.ArrayList;
import java.util.List;
public class PolyTree extends PolyNode {
private final List allPolys = new ArrayList();
public void Clear() {
allPolys.clear();
childs.clear();
}
public List getAllPolys() {
return allPolys;
}
public PolyNode getFirst() {
if (!childs.isEmpty()) {
return childs.get( 0 );
}
else {
return null;
}
}
public int getTotalSize() {
int result = allPolys.size();
//with negative offsets, ignore the hidden outer polygon ...
if (result > 0 && childs.get( 0 ) != allPolys.get( 0 )) {
result--;
}
return result;
}
}