FDK/コード/02.入力/CInput管理.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Text;
   4 using System.Diagnostics;
   5 using System.Runtime.InteropServices;
   6 using SharpDX.DirectInput;
   7
   8 namespace FDK
   9 {
  10         public class CInput管理 : IDisposable
  11         {
  12                 // 定数
  13
  14                 public static int n通常音量 = 110;
  15
  16
  17                 // プロパティ
  18
  19                 public List<IInputDevice> list入力デバイス
  20                 {
  21                         get;
  22                         private set;
  23                 }
  24                 public IInputDevice Keyboard
  25                 {
  26                         get
  27                         {
  28                                 if( this._Keyboard != null )
  29                                 {
  30                                         return this._Keyboard;
  31                                 }
  32                                 foreach( IInputDevice device in this.list入力デバイス )
  33                                 {
  34                                         if( device.e入力デバイス種別 == E入力デバイス種別.Keyboard )
  35                                         {
  36                                                 this._Keyboard = device;
  37                                                 return device;
  38                                         }
  39                                 }
  40                                 return null;
  41                         }
  42                 }
  43                 public IInputDevice Mouse
  44                 {
  45                         get
  46                         {
  47                                 if( this._Mouse != null )
  48                                 {
  49                                         return this._Mouse;
  50                                 }
  51                                 foreach( IInputDevice device in this.list入力デバイス )
  52                                 {
  53                                         if( device.e入力デバイス種別 == E入力デバイス種別.Mouse )
  54                                         {
  55                                                 this._Mouse = device;
  56                                                 return device;
  57                                         }
  58                                 }
  59                                 return null;
  60                         }
  61                 }
  62
  63
  64                 // コンストラクタ
  65                 public CInput管理( IntPtr hWnd )
  66                 {
  67                         CInput管理初期化( hWnd, true );
  68                 }
  69                 public CInput管理( IntPtr hWnd, bool bUseMidiIn )
  70                 {
  71                         CInput管理初期化( hWnd, bUseMidiIn );
  72                 }
  73
  74                 public void CInput管理初期化( IntPtr hWnd, bool bUseMidiIn )
  75                 {
  76                         this.directInput = new DirectInput();
  77                         // this.timer = new CTimer( CTimer.E種別.MultiMedia );
  78
  79                         this.list入力デバイス = new List<IInputDevice>( 10 );
  80                         #region [ Enumerate keyboard/mouse: exception is masked if keyboard/mouse is not connected ]
  81                         CInputKeyboard cinputkeyboard = null;
  82                         CInputMouse cinputmouse = null;
  83                         try
  84                         {
  85                                 cinputkeyboard = new CInputKeyboard( hWnd, directInput );
  86                                 cinputmouse = new CInputMouse( hWnd, directInput );
  87                         }
  88                         catch
  89                         {
  90                         }
  91                         if (cinputkeyboard != null)
  92                         {
  93                                 this.list入力デバイス.Add( cinputkeyboard );
  94                         }
  95                         if ( cinputmouse != null )
  96                         {
  97                                 this.list入力デバイス.Add( cinputmouse );
  98                         }
  99                         #endregion
 100                         #region [ Enumerate joypad ]
 101                         foreach ( DeviceInstance instance in this.directInput.GetDevices( DeviceClass.GameControl, DeviceEnumerationFlags.AttachedOnly ) )
 102                         {
 103                                 this.list入力デバイス.Add( new CInputJoystick( hWnd, instance, directInput ) );
 104                         }
 105                         #endregion
 106                         if ( bUseMidiIn )
 107                         {
 108                                 this.proc = new CWin32.MidiInProc( this.MidiInCallback );
 109                                 uint nMidiDevices = CWin32.midiInGetNumDevs();
 110                                 Trace.TraceInformation( "MIDI入力デバイス数: {0}", nMidiDevices );
 111                                 for ( uint i = 0; i < nMidiDevices; i++ )
 112                                 {
 113                                         CInputMIDI item = new CInputMIDI( i );
 114                                         CWin32.MIDIINCAPS lpMidiInCaps = new CWin32.MIDIINCAPS();
 115                                         uint num3 = CWin32.midiInGetDevCaps( i, ref lpMidiInCaps, (uint) Marshal.SizeOf( lpMidiInCaps ) );
 116                                         if ( num3 != 0 )
 117                                         {
 118                                                 Trace.TraceError( "MIDI In: Device{0}: midiInDevCaps(): {1:X2}: ", i, num3 );
 119                                         }
 120                                         else if ( ( CWin32.midiInOpen( ref item.hMidiIn, i, this.proc, 0, 0x30000 ) == 0 ) && ( item.hMidiIn != 0 ) )
 121                                         {
 122                                                 CWin32.midiInStart( item.hMidiIn );
 123                                                 Trace.TraceInformation( "MIDI In: [{0}] \"{1}\" の入力受付を開始しました。", i, lpMidiInCaps.szPname );
 124                                         }
 125                                         else
 126                                         {
 127                                                 Trace.TraceError( "MIDI In: [{0}] \"{1}\" の入力受付の開始に失敗しました。", i, lpMidiInCaps.szPname );
 128                                         }
 129                                         item.strDeviceName = lpMidiInCaps.szPname;
 130                                         this.list入力デバイス.Add(item);
 131                                 }
 132                         }
 133                         else
 134                         {
 135                                 Trace.TraceInformation( "DTXVモードのため、MIDI入力は使用しません。" );
 136                         }
 137                 }
 138
 139
 140                 // メソッド
 141
 142                 public IInputDevice Joystick( int ID )
 143                 {
 144                         foreach( IInputDevice device in this.list入力デバイス )
 145                         {
 146                                 if( ( device.e入力デバイス種別 == E入力デバイス種別.Joystick ) && ( device.ID == ID ) )
 147                                 {
 148                                         return device;
 149                                 }
 150                         }
 151                         return null;
 152                 }
 153                 public IInputDevice Joystick( string GUID )
 154                 {
 155                         foreach( IInputDevice device in this.list入力デバイス )
 156                         {
 157                                 if( ( device.e入力デバイス種別 == E入力デバイス種別.Joystick ) && device.GUID.Equals( GUID ) )
 158                                 {
 159                                         return device;
 160                                 }
 161                         }
 162                         return null;
 163                 }
 164                 public IInputDevice MidiIn( int ID )
 165                 {
 166                         foreach( IInputDevice device in this.list入力デバイス )
 167                         {
 168                                 if( ( device.e入力デバイス種別 == E入力デバイス種別.MidiIn ) && ( device.ID == ID ) )
 169                                 {
 170                                         return device;
 171                                 }
 172                         }
 173                         return null;
 174                 }
 175                 public void tポーリング( bool bWindowがアクティブ中, bool bバッファ入力を使用する )
 176                 {
 177                         lock( this.objMidiIn排他用 )
 178                         {
 179 //                              foreach( IInputDevice device in this.list入力デバイス )
 180                                 for (int i = this.list入力デバイス.Count - 1; i >= 0; i--)        // #24016 2011.1.6 yyagi: change not to use "foreach" to avoid InvalidOperation exception by Remove().
 181                                 {
 182                                         IInputDevice device = this.list入力デバイス[i];
 183                                         try
 184                                         {
 185                                                 device.tポーリング(bWindowがアクティブ中, bバッファ入力を使用する);
 186                                         }
 187                                         catch (SharpDX.SharpDXException e)                                                                              // #24016 2011.1.6 yyagi: catch exception for unplugging USB joystick, and remove the device object from the polling items.
 188                                         {
 189                                                 if( e.ResultCode == ResultCode.OtherApplicationHasPriority )
 190                                                 {
 191                                                         // #xxxxx: 2017.5.9: from: このエラーの時は、何もしない。
 192                                                 }
 193                                                 else
 194                                                 {
 195                                                         // #xxxxx: 2017.5.9: from: その他のエラーの場合は、デバイスが外されたと想定してRemoveする。
 196                                                         this.list入力デバイス.Remove( device );
 197                                                         device.Dispose();
 198                                                         Trace.TraceError( "tポーリング時に対象deviceが抜かれており例外発生。同deviceをポーリング対象からRemoveしました。" );
 199                                                 }
 200                                         }
 201                                 }
 202                         }
 203                 }
 204
 205                 #region [ IDisposable＋α ]
 206                 //-----------------
 207                 public void Dispose()
 208                 {
 209                         this.Dispose( true );
 210                 }
 211                 public void Dispose( bool disposeManagedObjects )
 212                 {
 213                         if( !this.bDisposed済み )
 214                         {
 215                                 if( disposeManagedObjects )
 216                                 {
 217                                         foreach( IInputDevice device in this.list入力デバイス )
 218                                         {
 219                                                 CInputMIDI tmidi = device as CInputMIDI;
 220                                                 if( tmidi != null )
 221                                                 {
 222                                                         CWin32.midiInStop( tmidi.hMidiIn );
 223                                                         CWin32.midiInReset( tmidi.hMidiIn );
 224                                                         CWin32.midiInClose( tmidi.hMidiIn );
 225                                                         Trace.TraceInformation( "MIDI In: [{0}] を停止しました。", new object[] { tmidi.ID } );
 226                                                 }
 227                                         }
 228                                         foreach( IInputDevice device2 in this.list入力デバイス )
 229                                         {
 230                                                 device2.Dispose();
 231                                         }
 232                                         lock( this.objMidiIn排他用 )
 233                                         {
 234                                                 this.list入力デバイス.Clear();
 235                                         }
 236
 237                                         this.directInput.Dispose();
 238
 239                                         //if( this.timer != null )
 240                                         //{
 241                                         //    this.timer.Dispose();
 242                                         //    this.timer = null;
 243                                         //}
 244                                 }
 245                                 this.bDisposed済み = true;
 246                         }
 247                 }
 248                 ~CInput管理()
 249                 {
 250                         this.Dispose( false );
 251                         GC.KeepAlive( this );
 252                 }
 253                 //-----------------
 254                 #endregion
 255
 256
 257                 // その他
 258
 259                 #region [ private ]
 260                 //-----------------
 261                 private DirectInput directInput;
 262                 private IInputDevice _Keyboard;
 263                 private IInputDevice _Mouse;
 264                 private bool bDisposed済み;
 265                 private List<uint> listHMIDIIN = new List<uint>( 8 );
 266                 private object objMidiIn排他用 = new object();
 267                 private CWin32.MidiInProc proc;
 268 //              private CTimer timer;
 269
 270                 private void MidiInCallback( uint hMidiIn, uint wMsg, int dwInstance, int dwParam1, int dwParam2 )
 271                 {
 272                         int p = dwParam1 & 0xF0;
 273                         if( wMsg != CWin32.MIM_DATA || ( p != 0x80 && p != 0x90 && p != 0xB0 ) )
 274                                 return;
 275
 276             long time = CSound管理.rc演奏用タイマ.nシステム時刻;  // lock前に取得。演奏用タイマと同じタイマを使うことで、BGMと譜面、入力ずれを防ぐ。
 277
 278                         lock( this.objMidiIn排他用 )
 279                         {
 280                                 if( ( this.list入力デバイス != null ) && ( this.list入力デバイス.Count != 0 ) )
 281                                 {
 282                                         foreach( IInputDevice device in this.list入力デバイス )
 283                                         {
 284                                                 CInputMIDI tmidi = device as CInputMIDI;
 285                                                 if( ( tmidi != null ) && ( tmidi.hMidiIn == hMidiIn ) )
 286                                                 {
 287                                                         tmidi.tメッセージからMIDI信号のみ受信( wMsg, dwInstance, dwParam1, dwParam2, time );
 288                                                         break;
 289                                                 }
 290                                         }
 291                                 }
 292                         }
 293                 }
 294                 //-----------------
 295                 #endregion
 296         }
 297 }