@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (!(this instanceof PrecisePoint)) return false;
PrecisePoint other = (PrecisePoint) obj;
if (Double.compare(this.getX(), other.getX()) != 0) return false;
if (Double.compare(this.getY(), other.getY()) != 0) return false;
return true;
}
/**
* Indicates whether or not the given object is equal to the rounded values of this {@link
* PrecisePoint}.
*
* @param obj the reference object with which to compare
* @param tolerance the tolerance of the difference between the points
* @return true if this object is the same as the obj argument; false otherwise
*/
public boolean equalsNoPrecision(Object obj, double tolerance) {
if (obj instanceof PrecisePoint) {
PrecisePoint point = (PrecisePoint) obj;
long diffX = Math.round(this.getX() - point.getX());
long diffY = Math.round(this.getY() - point.getY());
return (diffX >= -tolerance
&& diffX <= tolerance
&& diffY >= -tolerance
&& diffY <= tolerance);
}
return super.equals(obj);
}
/**
* Creates a copy of the given {@link PrecisePoint}.
*
* @param point the point to be copied
*/
public PrecisePoint(PrecisePoint point) {
this.x = point.getX();
this.y = point.getY();
}