point In Circle - Java 2D Graphics

Java examples for 2D Graphics:Shape

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Description

point In Circle

Demo Code

/*/*from   w w  w .  ja v  a 2s. co m*/
 * Copyright (C) 2012 www.amsoft.cn
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

public class Main{
    
    public static boolean pointInCircle(AbPoint point, AbCircle circle) {
        // (x-x0)^2 + (y-y0)^2 <=r^2
        if (Math.pow(point.x - circle.point.x, 2)
                + Math.pow(point.y - circle.point.y, 2) <= Math.pow(
                circle.r, 2)) {
            return true;
        } else {
            return false;
        }
    }
}

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