/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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.
*/
package com.android.chimpchat.core;
/**
* A class for holding information about view locations
*/
public class ChimpRect {
public int left;
public int top;
public int right;
public int bottom;
/**
* Creates an empty ChimpRect object. All coordinates are initialized to 0.
*/
public ChimpRect() {}
/**
* Create a new ChimpRect with the given coordinates.
* @param left The X coordinate of the left side of the rectangle
* @param top The Y coordinate of the top of the rectangle
* @param right The X coordinate of the right side of the rectangle
* @param bottom The Y coordinate of the bottom of the rectangle
*/
public ChimpRect(int left, int top, int right, int bottom) {
this.left = left;
this.top = top;
this.right = right;
this.bottom = bottom;
}
/**
* A comparison method to determine if the object is equivalent to other ChimpRects.
* @param obj The object to compare it to
* @return True if the object is an equivalent rectangle, false otherwise.
*/
@Override
public boolean equals(Object obj) {
if(obj instanceof ChimpRect){
ChimpRect r = (ChimpRect) obj;
if (r != null) {
return left == r.left && top == r.top && right == r.right
&& bottom == r.bottom;
}
}
return false;
}
/**
* The width of the ChimpRect
* @return the width of the rectangle
*/
public int getWidth() {
return right-left;
}
/**
* The height of the ChimpRect
* @return the height of the rectangle
*/
public int getHeight() {
return bottom-top;
}
/**
* Returns a 2 item int array with the x, y coordinates of the center of the ChimpRect.
* @return a 2 item int array. The first item is the x value of the center of the ChimpRect and
* the second item is the y value.
*/
public int[] getCenter() {
int[] center = new int[2];
center[0] = left + getWidth() / 2;
center[1] = top + getHeight() / 2;
return center;
}
/**
* Returns a representation of the rectangle in string form
* @return a string representation of the rectangle
*/
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("ChimpRect ");
sb.append("top: ").append(top).append(" ");
sb.append("right: ").append(right).append(" ");
sb.append("bottom: ").append(bottom).append(" ");
sb.append("left: ").append(left).append(" ");
return sb.toString();
}
}