public boolean equals(Object object) {
if (!(object instanceof ShapeEdge)) return false;
ShapeEdge edge = (ShapeEdge) object;
if (startPoint.equals(edge.getStartPoint()) && endPoint.equals(edge.getEndPoint())) return true;
if (startPoint.equals(edge.getEndPoint()) && endPoint.equals(edge.getStartPoint())) return true;
return false;
}
/**
* Returns the type of the edge
* (<code>TYPE_HORIZONTAL, TYPE_VERTICAL, TYPE_SLOPED).
*
* @return
*/
private int getType() {
if (startPoint.isHorizontallyInLineWith(endPoint)) return TYPE_VERTICAL;
if (startPoint.isVerticallyInLineWith(endPoint)) return TYPE_HORIZONTAL;
return TYPE_SLOPED;
}
public void translate(float dx, float dy) {
startPoint.x += dx;
startPoint.y += dy;
endPoint.x += dx;
endPoint.y += dy;
}
public boolean isVertical() {
if (startPoint.isVerticallyInLineWith(endPoint)) return true;
return false;
}