PSArray.java

// Copyright 2001, FreeHEP.
package org.freehep.postscript;

/**
 * Objects for PostScript Processor, as defined in 3.3 Data Types and Objects
 *
 * @author Mark Donszelmann
 * @version $Id: PSArray.java 8958 2006-09-12 23:37:43Z duns $
 */
public class PSArray extends PSPackedArray {
    
    private PSArray(String n, PSObject[] a, int index, int count) {
        super(n, a, index, count);
        access = UNLIMITED;
    }
    
    public PSArray(int n) {
        super(n);
        access = UNLIMITED;
        setName("array");
    }

    public PSArray(PSObject[] a) {
        super(a);
        access = UNLIMITED;
        setName("array");
    }
    
    public PSArray(float[] f) {
        super(f);
    }
    
    public PSArray(double[] d) {
        super(d);
    }
    
    public PSArray(String[] s) {
        super(s);
    }
    
    public String getType() {
        return "arraytype";
    }

    public void set(int i, PSObject o) {
        array[start+i] = o;
    }

    public void set(int i, String s) {
        set(i, new PSName(s));
    }
    
    public void set(int i, double d) {
        set(i, new PSReal(d));
    }
    
    public void set(int i, int d) {
        set(i, new PSInteger(d));
    }
    
    public void set(double[] d) {
        for (int i=0; i<d.length; i++) {
            set(i, d[i]);
        }
    }

    public PSArray subArray(int index, int count) {
        if ((index < 0) || (index+count) > length) {
            throw new IllegalArgumentException("Trying to create subArray("+index+", "+count+") with length="+length+".");
        }        
        return new PSArray(name, array, index, count);
    }       

    public boolean equals(Object o) {
        if (o instanceof PSArray) {
            return (array == ((PSArray)o).array);
        }
        return false;
    }

    public Object clone() {
        return new PSArray(name, array, start, length);
    }
    
    public String cvs() {
        return toString();
    }
    
    public String toString() {
        return "--"+((isExecutable()) ? "*" : "")+name+
               " ("+start+".."+(start+length)+") --";
    }
}