Given two points, return the distance between them on a 2D coordinate system. - Android Graphics

Android examples for Graphics:Path Point

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Description

Given two points, return the distance between them on a 2D coordinate system.

Demo Code

/*//from  ww w.  j a v  a2 s .co  m
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 ustwo studio inc (www.ustwo.com)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
//package com.java2s;
import android.graphics.PointF;

public class Main {
    /**
     * Given two points, return the distance between them on a 2D coordinate system.
     *
     * @param point1    First point on line
     * @param point2    Second point on line
     * @return          Distance between point1 and point2
     */
    public static float getDistanceBetweenPoints(PointF point1,
            PointF point2) {
        return (float) Math.sqrt(Math.pow(point2.x - point1.x, 2)
                + Math.pow(point2.y - point1.y, 2));
    }
}

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