Return the slope of a line - Android java.lang

Android examples for java.lang:Math Geometry

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Description

Return the slope of a line

Demo Code

/*******************************************************************************
 * Copyright (c) 2011 MadRobot./*from   w  ww. j a  va2 s.co  m*/
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *  Elton Kent - initial API and implementation
 ******************************************************************************/
//package com.java2s;

import android.graphics.PointF;

public class Main {
    /**
     * Return the slope of a line
     * 
     * @param lineStart
     * @param lineEnd
     * @return
     */
    public static double getSlope(PointF lineStart, PointF lineEnd) {
        return (((lineStart.y) - lineEnd.y) / ((lineStart.x) - lineEnd.x));
    }
}

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