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java.lang.ObjectMyPolygon
public abstract class MyPolygon
MyPolygon.java rappresenta un poligono convesso. Realizza l'interfaccia Polygon.java.
Constructor Summary | |
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MyPolygon(MyPoint2D[] p)
Costruttore. |
Method Summary | |
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abstract double |
area()
calcola l'area del poligono. |
int |
compareTo(Polygon p)
compara due poligoni. |
double[] |
getLines()
restituisce un array contenente i lati del poligono |
MyPoint2D |
getPoint(int index)
restituisce un vertice del poligono |
MyPoint2D[] |
getPoints()
restituisce un array contenente i vertici del poligono |
double |
perimeter()
calcola il perimetro del poligono. |
java.lang.String |
toString()
descrizione testuale nel formato NOME_ POLIGONO p1 p2 ... pn, dove p1 ..., pn sono i vertici del poligono |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public MyPolygon(MyPoint2D[] p)
p
- array di vertici del poligonoMethod Detail |
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public double[] getLines()
public MyPoint2D[] getPoints()
public MyPoint2D getPoint(int index)
index
- indice del punto nel poligono
public double perimeter()
perimeter
in interface Polygon
public abstract double area()
area
in interface Polygon
public int compareTo(Polygon p)
compareTo
in interface java.lang.Comparable<Polygon>
public java.lang.String toString()
toString
in class java.lang.Object
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