DisplayResolution.cs

Siirry tämän tiedoston dokumentaatioon.

using System;
 
namespace Jypeli
{
    public class DisplayResolution : IEquatable<DisplayResolution>
    {
        public static readonly DisplayResolution Small = new DisplayResolution( 400, 240 );
 
        public static readonly DisplayResolution Large = new DisplayResolution( 800, 480 );
 
        public static readonly DisplayResolution HD720 = new DisplayResolution( 1280, 720 );
 
        public static readonly DisplayResolution HD1080 = new DisplayResolution( 1920, 1080 );
 
 
        public int Width { get; private set; }
 
        public int Height { get; private set; }
 
        public double AspectRatio
        {
            get { return Width / Height; }
        }
 
        public int PixelCount
        {
            get { return Width * Height; }
        }
 
        public DisplayResolution(int width, int height)
        {
            if ( width <= 0 || height <= 0 )
                throw new ArgumentException( "Width and height must be positive integers" );
 
            this.Width = width;
            this.Height = height;
        }
 
        public override int GetHashCode()
        {
            return ( Width << 16 ) | Height;
        }
 
        public override bool Equals( object obj )
        {
            return this.Equals( obj as DisplayResolution );
        }
 
        public bool Equals( DisplayResolution other )
        {
            if ( other == null )
                return false;
 
            return other.Width == this.Width && other.Height == this.Height;
        }
 
        public static bool operator ==(DisplayResolution a, DisplayResolution b)
        {
            if ( ReferenceEquals(a, null) )
                return ReferenceEquals( b, null );
            if ( ReferenceEquals( b, null ) )
                return false;
 
            return a.Width == b.Width && a.Height == b.Height;
        }
 
        public static bool operator !=( DisplayResolution a, DisplayResolution b )
        {
            if ( ReferenceEquals( a, null ) )
                return !ReferenceEquals( b, null );
            if ( ReferenceEquals( b, null ) )
                return true;
 
            return a.Width != b.Width || a.Height != b.Height;
        }
    }
}