/*
 * RobustGeometryProperties.java
 *
 * Created on 05 March 2002, 17:59
 */

package uk.ac.leeds.ccg.andyt.jts;
//package org.geotools.algorithms;

import com.vividsolutions.jts.geom.*;
import org.geotools.shapefile.*;

/**
 *
 * @author  andyt
 */
public class RobustGeometryProperties1 {
//public class RobustGeometryProperties implements org.geotools.algorithms.GeometryProperties {

    /**
     * For storing the area of the geometry
     */
    private double area;
    
    /**
     * For storing the perimeter of the geometry
     */
    private double perimeter;
    
    
    /**
     * Creates a new instance of RobustGeometryProperties
     * @param shapefile1 - the org.geotools.shapefile.Shapefile for which the 
     * geometry properties are calulated
     */
    public RobustGeometryProperties1(Shapefile shapefile1) {
        GeometryFactory geometryFactory = new GeometryFactory();
        // Load Shapefile into a JTS GeometryCollection
        GeometryCollection geometryCollection1 = geometryFactory.createGeometryCollection(null);
        try {
            geometryCollection1 = shapefile1.read(geometryFactory);
        } catch (java.io.IOException ioe1) {
            System.out.println(ioe1);
            System.exit(0);
        } catch (org.geotools.shapefile.ShapefileException se1) {
            System.out.println(se1);
            System.exit(0);
        } catch (com.vividsolutions.jts.geom.TopologyException te1) {
            System.out.println(te1);
            System.exit(0);
        }
        RobustGeometryProperties dummy = new RobustGeometryProperties(geometryCollection1);
        setArea(dummy.getArea());
        setPerimeter(dummy.getPerimeter());
    }
    
    /**
     * Creates a new instance of RobustGeometryProperties
     * @param geometryCollection1 - the GeometryCollection for which the geometry
     * properties are calulated
     */
    public RobustGeometryProperties1(GeometryCollection geometryCollection1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        int numberOfGeometries1 = geometryCollection1.getNumGeometries();
        // Go through geometryCollection1 and pull out component geometries and 
        // collate geometry properties
        RobustGeometryProperties robustGeometryProperties1;
        Geometry geometry1;
        for (int i = 0; i < numberOfGeometries1; i ++) {
            geometry1 = geometryCollection1.getGeometryN(i);
            if (geometry1 instanceof GeometryCollection) {
                robustGeometryProperties1 = new RobustGeometryProperties((GeometryCollection) geometry1);
                area += robustGeometryProperties1.getArea();
                perimeter += robustGeometryProperties1.getPerimeter();
            } else {
                robustGeometryProperties1 = new RobustGeometryProperties(geometry1);
                area += robustGeometryProperties1.getArea();
                perimeter += robustGeometryProperties1.getPerimeter();
            }
        }
        setArea(area);
        setPerimeter(perimeter);
    }
                
    /**
     * Creates a new instance of RobustGeometryProperties
     * @param geometry1 - the Geometry for which the geometry properties are
     * calulated
     */
    public RobustGeometryProperties1(Geometry geometry1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        RobustGeometryProperties robustGeometryProperties1;
        if (geometry1 instanceof GeometryCollection) {
            robustGeometryProperties1 = new RobustGeometryProperties((GeometryCollection) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof MultiPolygon) {
            robustGeometryProperties1 = new RobustGeometryProperties((MultiPolygon) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof Polygon) {
            robustGeometryProperties1 = new RobustGeometryProperties((Polygon) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof MultiLineString) {
            robustGeometryProperties1 = new RobustGeometryProperties((MultiLineString) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof LineString) {
            robustGeometryProperties1 = new RobustGeometryProperties((LineString) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof MultiPoint) {
            robustGeometryProperties1 = new RobustGeometryProperties((MultiPoint) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else if (geometry1 instanceof Point) {
            robustGeometryProperties1 = new RobustGeometryProperties((Point) geometry1);
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        } else {
            System.out.println("Unrecognised Geometry in RobustGeometryProperties(Geometry("+geometry1.toString()+"))");
            System.exit(0);
        }
        setArea(area);
        setPerimeter(perimeter);
    }
    
    /**
     * Creates a new instance of RobustGeometryProperties
     * @param multiPolygon1 - the MultiPolygon for which the geometry properties
     * are calulated
     */
    public RobustGeometryProperties1(MultiPolygon multiPolygon1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        RobustGeometryProperties robustGeometryProperties1;
        int numberOfGeometries1 = multiPolygon1.getNumGeometries();
        for (int i = 0; i < numberOfGeometries1; i ++) {
            robustGeometryProperties1 = new RobustGeometryProperties(multiPolygon1.getGeometryN(i));
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        }
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Creates a new instance of RobustGeometryProperties
     * @param polygon1 - the Polygon for which the geometry properties are
     * calulated
     */
    public RobustGeometryProperties1(Polygon polygon1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        LineString lineString1 = polygon1.getExteriorRing();
        RobustGeometryProperties robustGeometryProperties1 = new RobustGeometryProperties(lineString1);
        double externalPerimeter = robustGeometryProperties1.getPerimeter();
        int numberOfHoles = polygon1.getNumInteriorRing();
        double internalPerimeter = 0.0d;
        for (int i = 0; i < numberOfHoles; i ++) {
            robustGeometryProperties1 = new RobustGeometryProperties(polygon1.getInteriorRingN(i));
            internalPerimeter += robustGeometryProperties1.getPerimeter();
        }
        perimeter = externalPerimeter + internalPerimeter;
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Creates a new instance of RobustGeometryProperties
     * @param multiLineString1 - the MultiLineString for which the geometry
     * properties are calulated
     */
    public RobustGeometryProperties1(MultiLineString multiLineString1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        RobustGeometryProperties robustGeometryProperties1;
        int numberOfGeometries1 = multiLineString1.getNumGeometries();
        for (int i = 0; i < numberOfGeometries1; i ++) {
            robustGeometryProperties1 = new RobustGeometryProperties(multiLineString1.getGeometryN(i));
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        }
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Creates a new instance of RobustGeometryProperties
     * @param lineString1 - the LineString for which the geometry properties are
     * calulated
     */
    public RobustGeometryProperties1(LineString lineString1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        int numberOfPoints1 = lineString1.getNumPoints();
        Coordinate[] coordinates1 = lineString1.getCoordinates();
        for (int i = 0; i < (numberOfPoints1 - 1); i ++) {
            perimeter += coordinates1[i].distance(coordinates1[i + 1]);
        }
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Creates a new instance of RobustGeometryProperties
     * @param multiPoint1 - the MultiPoint for which the geometry properties are
     * calulated
     */
    public RobustGeometryProperties1(MultiPoint multiPoint1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        RobustGeometryProperties robustGeometryProperties1;
        int numberOfGeometries1 = multiPoint1.getNumGeometries();
        for (int i = 0; i < numberOfGeometries1; i ++) {
            robustGeometryProperties1 = new RobustGeometryProperties(multiPoint1.getGeometryN(i));
            area += robustGeometryProperties1.getArea();
            perimeter += robustGeometryProperties1.getPerimeter();
        }
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Creates a new instance of RobustGeometryProperties
     * @param point1 - the Point for which the geometry properties are calulated
     */
    public RobustGeometryProperties1(Point point1) {
        double area = 0.0d;
        double perimeter = 0.0d;
        setArea(area);
        setPerimeter(perimeter);
    }

    /**
     * Returns the area of the geometry
     */
    public double getArea() {return this.area;}

    /**
     * Sets area
     */
    protected void setArea(double area) {this.area = area;}

    /**
     * Returns the perimeter of the geometry
     */
    public double getPerimeter() {return this.perimeter;}
    
    /**
     * Returns the perimeter of the geometry
     */
    protected void setPerimeter(double perimeter) {this.perimeter = perimeter;}

    
}