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package io.github.bi0qaw.biosphere.expression ;
import ch.njol.skript.doc.Description ;
import ch.njol.skript.doc.Examples ;
import ch.njol.skript.doc.Name ;
import ch.njol.skript.lang.Expression ;
import ch.njol.skript.lang.SkriptParser ;
import ch.njol.skript.lang.util.SimpleExpression ;
import ch.njol.util.Kleenean ;
import org.bukkit.event.Event ;
import org.bukkit.util.Vector ;
import io.github.bi0qaw.biosphere.util.VectorLib ;
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import org.jetbrains.annotations.Nullable ;
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@Name ( " Vector Line " )
@Description ( " Creates a list of vectors in the shape of a line. The density value controls the amount of points. A higher number increases the amount of points. A density of 1 corresponds to 1 point per block. " )
@Examples ( { " set {_line::*} to line with length 1 and density 5 " ,
" show happy villager at player offset by {_line::*} " ,
" #shows a particle line that goes from the player to the location 1 block in the x-direction from the player " } )
public class ExprVectorLine extends SimpleExpression < Vector > {
private Expression < Number > length ;
private Expression < Number > density ;
@Override
public Class < ? extends Vector > getReturnType ( ) {
return Vector . class ;
}
@Override
public boolean isSingle ( ) {
return false ;
}
@SuppressWarnings ( " unchecked " )
@Override
public boolean init ( Expression < ? > [ ] expr , int arg1 , Kleenean arg2 , SkriptParser . ParseResult arg3 ) {
length = ( Expression < Number > ) expr [ 0 ] ;
density = ( Expression < Number > ) expr [ 1 ] ;
return true ;
}
@Override
public String toString ( @Nullable Event arg0 , boolean arg1 ) {
return " line with length " + length . toString ( arg0 , arg1 ) + " and density " + density . toString ( arg0 , arg1 ) ;
}
@Override
@Nullable
protected Vector [ ] get ( Event e ) {
double l = length . getSingle ( e ) . doubleValue ( ) ;
double d = density . getSingle ( e ) . doubleValue ( ) ;
return VectorLib . getLine ( l , d ) ;
}
}