samer@0: /*
samer@0:  *	Tools.java	
samer@0:  *
samer@0:  *	Copyright (c) 2000, Samer Abdallah, King's College London.
samer@0:  *	All rights reserved.
samer@0:  *
samer@0:  *	This software is provided AS iS and WITHOUT ANY WARRANTY; 
samer@0:  *	without even the implied warranty of MERCHANTABILITY or 
samer@0:  *	FITNESS FOR A PARTICULAR PURPOSE.
samer@0:  */
samer@0: 
samer@0: package samer.core.util;
samer@0: 
samer@0: import  java.awt.*;
samer@0: import  java.io.*;
samer@0: import  java.util.*;
samer@0: import  java.awt.*;
samer@0: import  java.lang.reflect.*;
samer@0: import  samer.core.*;
samer@0: 
samer@0: public class Tools
samer@0: {
samer@0: 	// for scheme to use - a bit clunky!
samer@0: 
samer@0: 	public static double[] doubleArray(int n) { return new double[n]; }
samer@0: 	public static double   doubleArray(double[] x, int i) { return x[i]; }
samer@0: 	public static double   doubleArray(double[] x, int i, double y) { return x[i]=y; }
samer@0: 	public static double[] doubleArray(double[] x, Object[] y) {
samer@0: 		for (int i=0; i<y.length; i++)
samer@0: 			x[i]=((Double)X.DoubleCodec.decode(y[i])).doubleValue();
samer@0: 		return x;
samer@0: 	}
samer@0: 	public static double[] doubleArray(Object [] y) {
samer@0: 		double [] x=new double[y.length];
samer@0: 		return doubleArray(x,y);
samer@0: 	}
samer@0: 
samer@0: 	private static Object aa=RenderingHints.VALUE_ANTIALIAS_OFF;
samer@0: 
samer@0: 	public static void setAntialias(boolean f) {
samer@0: 		aa= f ? RenderingHints.VALUE_ANTIALIAS_ON : RenderingHints.VALUE_ANTIALIAS_OFF;
samer@0: 	}
samer@0: 
samer@0: 	public static Graphics initGraphics( Graphics g)
samer@0: 	{
samer@0: 		Graphics2D	g2=(Graphics2D)g;
samer@0: 		g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
samer@0: 		//g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);
samer@0: 		g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, aa);
samer@0: 		return g;
samer@0: 	}
samer@0: }