view src/samer/core_/util/Tools.java @ 0:bf79fb79ee13

Initial Mercurial check in.

/*
 *	Tools.java	
 *
 *	Copyright (c) 2000, Samer Abdallah, King's College London.
 *	All rights reserved.
 *
 *	This software is provided AS iS and WITHOUT ANY WARRANTY; 
 *	without even the implied warranty of MERCHANTABILITY or 
 *	FITNESS FOR A PARTICULAR PURPOSE.
 */

package samer.core.util;

import  java.awt.*;
import  java.io.*;
import  java.util.*;
import  java.awt.*;
import  java.lang.reflect.*;
import  samer.core.*;

public class Tools
{
	// for scheme to use - a bit clunky!

	public static double[] doubleArray(int n) { return new double[n]; }
	public static double   doubleArray(double[] x, int i) { return x[i]; }
	public static double   doubleArray(double[] x, int i, double y) { return x[i]=y; }
	public static double[] doubleArray(double[] x, Object[] y) {
		for (int i=0; i<y.length; i++)
			x[i]=((Double)X.DoubleCodec.decode(y[i])).doubleValue();
		return x;
	}
	public static double[] doubleArray(Object [] y) {
		double [] x=new double[y.length];
		return doubleArray(x,y);
	}

	private static Object aa=RenderingHints.VALUE_ANTIALIAS_OFF;

	public static void setAntialias(boolean f) {
		aa= f ? RenderingHints.VALUE_ANTIALIAS_ON : RenderingHints.VALUE_ANTIALIAS_OFF;
	}

	public static Graphics initGraphics( Graphics g)
	{
		Graphics2D	g2=(Graphics2D)g;
		g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
		//g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);
		g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, aa);
		return g;
	}
}