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/*
* Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
*
* 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.
*/
using System;
using System.Runtime.InteropServices;
namespace ElmSharp
{
/// <summary>
/// The Rect is a struct that represent rectangluar space.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
public struct Rect : IEquatable<Rect>
{
/// <summary>
/// Creates and initializes a new instance of the Rect class.
/// </summary>
/// <param name="x">X axis value.</param>
/// <param name="y">Y axis value.</param>
/// <param name="w">Width value.</param>
/// <param name="h">Height value.</param>
public Rect(int x, int y, int w, int h)
{
X = x;
Y = y;
Width = w;
Height = h;
}
/// <summary>
/// Gets or sets the position of this Rectangle on the X axis.
/// </summary>
public int X { get; set; }
/// <summary>
/// Gets or sets the position of this Rectangle on the Y axis.
/// </summary>
public int Y { get; set; }
/// <summary>
/// Gets or sets the width of this Rectangle.
/// </summary>
public int Width { get; set; }
/// <summary>
/// Gets or sets the height of this Rectangle.
/// </summary>
public int Height { get; set; }
/// <summary>
/// Gets the position of this Rectangle on the X axis.
/// </summary>
public int Left { get { return X; } }
/// <summary>
/// Gets the extent along the X axis.
/// </summary>
public int Right { get { return X + Width; } }
/// <summary>
/// Gets the position of this Rectangle on the Y axis.
/// </summary>
public int Top { get { return Y; } }
/// <summary>
/// Gets the extent along the Y axis.
/// </summary>
public int Bottom { get { return Y + Height; } }
/// <summary>
/// Gets the Point defined by Rectangle.Left and Rectangle.Top.
/// </summary>
public Point Location { get { return new Point { X = X, Y = Y }; } }
/// <summary>
/// Gets the extent of the Rectangle along its X and Y axis.
/// </summary>
public Size Size { get { return new Size { Width = Width, Height = Height }; } }
public override string ToString()
{
return string.Format("{{X={0} Y={1} Width={2} Height={3}}}", X, Y, Width, Height);
}
public override int GetHashCode()
{
unchecked
{
int hashCode = X.GetHashCode();
hashCode = (hashCode * 397) ^ Y.GetHashCode();
hashCode = (hashCode * 397) ^ Width.GetHashCode();
hashCode = (hashCode * 397) ^ Height.GetHashCode();
return hashCode;
}
}
public override bool Equals(object obj)
{
if (!(obj is Rect))
return false;
return Equals((Rect)obj);
}
public bool Equals(Rect other)
{
return X.Equals(other.X) && Y.Equals(other.Y) && Width.Equals(other.Width) && Height.Equals(other.Height);
}
/// <summary>
/// Whether the two <see cref="T:Tizen.UI.Rectangle" />s are equal.
/// </summary>
/// <param name="r1">A <see cref="T:Tizen.UI.Rectangle" /> on the left hand side.</param>
/// <param name="r2">A <see cref="T:Tizen.UI.Rectangle" /> on the right hand side.</param>
/// <returns>True if the two <see cref="T:Tizen.UI.Rectangle" />s have equal values.</returns>
public static bool operator ==(Rect r1, Rect r2)
{
return r1.Equals(r2);
}
/// <summary>
/// Whether two <see cref="T:Tizen.UI.Rectangle" />s are not equal.
/// </summary>
/// <param name="r1">A <see cref="T:Tizen.UI.Rectangle" /> on the left hand side.</param>
/// <param name="r2">A <see cref="T:Tizen.UI.Rectangle" /> on the right hand side.</param>
/// <returns>True if the two <see cref="T:Tizen.UI.Rectangle" />s do not have equal values.</returns>
public static bool operator !=(Rect r1, Rect r2)
{
return !r1.Equals(r2);
}
}
}
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