1 /* 2 * Copyright (c) 2007, 2017 Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package org.jemmy; 27 28 29 import java.io.Serializable; 30 31 32 /** 33 * Replacement for java.awt.Point 34 * @author Alexander Kouznetsov <mrkam@mail.ru> 35 */ 36 public class Point implements Serializable{ 37 /** 38 * The X coordinate of this <code>Point</code>. 39 * If no X coordinate is set it will default to 0. 40 * 41 * @serial 42 * @see #getLocation() 43 * @see #move(int, int) 44 */ 45 public int x; 46 47 /** 48 * The Y coordinate of this <code>Point</code>. 49 * If no Y coordinate is set it will default to 0. 50 * 51 * @serial 52 * @see #getLocation() 53 * @see #move(int, int) 54 */ 55 public int y; 56 57 /* 58 * JDK 1.1 serialVersionUID 59 */ 60 private static final long serialVersionUID = -5276940640259749850L; 61 62 /** 63 * Constructs and initializes a point at the origin 64 * (0, 0) of the coordinate space. 65 */ 66 public Point() { 67 this(0, 0); 68 } 69 70 /** 71 * Constructs and initializes a point with the same location as 72 * the specified <code>Point</code> object. 73 * @param p a point 74 */ 75 public Point(Point p) { 76 this(p.x, p.y); 77 } 78 79 /** 80 * Constructs and initializes a point at the specified 81 * {@code (x,y)} location in the coordinate space. 82 * @param x the X coordinate of the newly constructed <code>Point</code> 83 * @param y the Y coordinate of the newly constructed <code>Point</code> 84 */ 85 public Point(int x, int y) { 86 this.x = x; 87 this.y = y; 88 } 89 90 /** 91 * Constructs and initializes a point at the specified 92 * {@code (x,y)} location in the coordinate space. All {@code double} 93 * values are rounded and stored as {@code int} values. 94 * @param x the X coordinate of the newly constructed <code>Point</code> 95 * @param y the Y coordinate of the newly constructed <code>Point</code> 96 */ 97 public Point(double x, double y) { 98 this.x = (int) Math.round(x); 99 this.y = (int) Math.round(y); 100 } 101 102 /** 103 * {@inheritDoc} 104 * @return 105 */ 106 public int getX() { 107 return x; 108 } 109 110 /** 111 * {@inheritDoc} 112 * @return 113 */ 114 public int getY() { 115 return y; 116 } 117 118 /** 119 * Returns the location of this point. 120 * @return a copy of this point, at the same location 121 * @see org.jemmy.Point#setLocation(org.jemmy.Point) 122 * @see org.jemmy.Point#setLocation(int, int) 123 */ 124 public Point getLocation() { 125 return new Point(x, y); 126 } 127 128 /** 129 * Sets the location of the point to the specified location. 130 * @param p a point, the new location for this point 131 * @return 132 * @see org.jemmy.Point#getLocation 133 */ 134 public Point setLocation(Point p) { 135 setLocation(p.x, p.y); 136 return this; 137 } 138 139 /** 140 * Changes the point to have the specified location. 141 * <p> 142 * Its behavior is identical with <code>move(int, int)</code>. 143 * @param x the X coordinate of the new location 144 * @param y the Y coordinate of the new location 145 * @return self 146 * @see org.jemmy.Point#getLocation 147 * @see org.jemmy.Point#move(int, int) 148 */ 149 public Point setLocation(int x, int y) { 150 move(x, y); 151 return this; 152 } 153 154 /** 155 * Sets the location of this point to the specified double coordinates. 156 * The double values will be rounded to integer values. 157 * Any number smaller than <code>Integer.MIN_VALUE</code> 158 * will be reset to <code>MIN_VALUE</code>, and any number 159 * larger than <code>Integer.MAX_VALUE</code> will be 160 * reset to <code>MAX_VALUE</code>. 161 * 162 * @param x the X coordinate of the new location 163 * @param y the Y coordinate of the new location 164 * @return self 165 * @see #getLocation 166 */ 167 public Point setLocation(double x, double y) { 168 this.x = (int) Math.round(x); 169 this.y = (int) Math.round(y); 170 return this; 171 } 172 173 /** 174 * Moves this point to the specified location in the 175 * {@code (x,y)} coordinate plane. This method 176 * is identical with <code>setLocation(int, int)</code>. 177 * @param x the X coordinate of the new location 178 * @param y the Y coordinate of the new location 179 * @return self 180 */ 181 public Point move(int x, int y) { 182 this.x = x; 183 this.y = y; 184 return this; 185 } 186 187 /** 188 * Translates this point, at location {@code (x,y)}, 189 * by {@code dx} along the {@code x} axis and {@code dy} 190 * along the {@code y} axis so that it now represents the point 191 * {@code (x + dx,y + dy)}. 192 * 193 * @param dx the distance to move this point 194 * along the X axis 195 * @param dy the distance to move this point 196 * along the Y axis 197 * @return self 198 */ 199 public Point translate(int dx, int dy) { 200 this.x += dx; 201 this.y += dy; 202 return this; 203 } 204 205 /** 206 * 207 * @param v 208 * @return self 209 */ 210 public Point translate(Vector v) { 211 this.x = (int) Math.round(x + v.getX()); 212 this.y = (int) Math.round(y + v.getY()); 213 return this; 214 } 215 /** 216 * Determines whether or not two points are equal. Two instances of 217 * <code>Point</code> are equal if the values of their 218 * <code>x</code> and <code>y</code> member fields, representing 219 * their position in the coordinate space, are the same. 220 * @param obj an object to be compared with this <code>Point</code> 221 * @return <code>true</code> if the object to be compared is 222 * an instance of <code>Point</code> and has 223 * the same values; <code>false</code> otherwise. 224 */ 225 @Override 226 public boolean equals(Object obj) { 227 if (obj instanceof Point) { 228 Point pt = (Point)obj; 229 return (x == pt.x) && (y == pt.y); 230 } 231 return super.equals(obj); 232 } 233 234 /** 235 * {@inheritDoc} 236 * @return 237 */ 238 @Override 239 public int hashCode() { 240 int hash = 7; 241 hash = 89 * hash + this.x; 242 hash = 89 * hash + this.y; 243 return hash; 244 } 245 246 /** 247 * Returns a string representation of this point and its location 248 * in the {@code (x,y)} coordinate space. This method is 249 * intended to be used only for debugging purposes, and the content 250 * and format of the returned string may vary between implementations. 251 * The returned string may be empty but may not be <code>null</code>. 252 * 253 * @return a string representation of this point 254 */ 255 @Override 256 public String toString() { 257 return getClass().getName() + "[x=" + x + ",y=" + y + "]"; 258 } 259 }