FDK/Extensions.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Diagnostics;
   4 using System.Linq;
   5 using SharpDX;
   6
   7 namespace FDK
   8 {
   9         public static class Extensions
  10         {
  11                 // SharpDX.IUnknown
  12
  13                 /// <summary>
  14                 ///             COM オブジェクトの参照カウントを取得して返す。
  15                 /// </summary>
  16                 /// <param name="unknownObject">COMオブジェクト。</param>
  17                 /// <returns>現在の参照カウントの値。</returns>
  18                 public static int GetRefferenceCount( this IUnknown unknownObject )
  19                 {
  20                         try
  21                         {
  22                                 unknownObject.AddReference();
  23                         }
  24                         catch( InvalidOperationException )
  25                         {
  26                                 // すでに Dispose されている。
  27                                 return 0;
  28                         }
  29
  30                         return unknownObject.Release();
  31                 }
  32
  33
  34                 // System.String
  35
  36                 /// <summary>
  37                 ///             文字列が Null でも空でもないなら true を返す。
  38                 /// </summary>
  39                 public static bool Nullでも空でもない( this string 検査対象 )
  40                         => !( string.IsNullOrEmpty( 検査対象 ) );
  41
  42                 /// <summary>
  43                 ///             文字列が Null または空なら true を返す。
  44                 /// </summary>
  45                 public static bool Nullまたは空である( this string 検査対象 )
  46                         => string.IsNullOrEmpty( 検査対象 );
  47
  48
  49                 // SharpDX.Size2F
  50
  51                 /// <summary>
  52                 ///             SharpDX.Size2F を System.Drawing.SizeF へ変換する。
  53                 /// </summary>
  54                 public static System.Drawing.SizeF ToDrawingSizeF( this SharpDX.Size2F size )
  55                         => new System.Drawing.SizeF( size.Width, size.Height );
  56
  57                 /// <summary>
  58                 ///             SharpDX.Size2F を System.Drawing.Size へ変換する。
  59                 /// </summary>
  60                 public static System.Drawing.Size ToDrawingSize( this SharpDX.Size2F size )
  61                         => new System.Drawing.Size( (int) size.Width, (int) size.Height );
  62
  63
  64                 // SharpDX.Size2
  65
  66                 /// <summary>
  67                 ///             SharpDX.Size2 を System.Drawing.SizeF へ変換する。
  68                 /// </summary>
  69                 public static System.Drawing.SizeF ToDrawingSizeF( this SharpDX.Size2 size )
  70                         => new System.Drawing.SizeF( size.Width, size.Height );
  71
  72                 /// <summary>
  73                 ///             SharpDX.Size2 を System.Drawing.Size へ変換する。
  74                 /// </summary>
  75                 public static System.Drawing.Size ToDrawingSize( this SharpDX.Size2 size )
  76                         => new System.Drawing.Size( size.Width, size.Height );
  77         }
  78 }