Server/Display.cs
author StephaneLenclud
Mon, 09 Feb 2015 18:25:14 +0100
changeset 117 9e48cc704a69
parent 115 5c61a13c4241
child 118 606c22398045
permissions -rw-r--r--
Adding basic support for networks.
     1 using System;
     2 using System.Collections.Generic;
     3 using System.Linq;
     4 using System.Text;
     5 using System.Threading.Tasks;
     6 //
     7 using System.Runtime.InteropServices;
     8 //using System.Runtime.Serialization;
     9 
    10 namespace SharpDisplayManager
    11 {
    12 
    13 
    14     /// <summary>
    15     /// Provide access to our display hardware through MiniDisplay API.
    16     /// </summary>
    17     public class Display
    18     {
    19 		public delegate void OnOpenedHandler(Display aDisplay);
    20 		public event OnOpenedHandler OnOpened;
    21 
    22 		public delegate void OnClosedHandler(Display aDisplay);
    23 		public event OnClosedHandler OnClosed;
    24 
    25 		//Our display device handle
    26 		IntPtr iDevice;
    27 
    28 		//static functions
    29 		public static int TypeCount()
    30 		{
    31 			return MiniDisplayTypeCount();
    32 		}
    33 
    34 		public static string TypeName(TMiniDisplayType aType)
    35 		{
    36 			IntPtr ptr = MiniDisplayTypeName(aType);
    37 			string str = Marshal.PtrToStringUni(ptr);
    38 			return str;
    39 		}
    40 
    41         //Constructor
    42         public Display()
    43         {
    44             iDevice = IntPtr.Zero;
    45         }
    46 
    47         //
    48         public bool Open(TMiniDisplayType aType)
    49         {
    50 			if (IsOpen())
    51 			{
    52 				//Already open return an error
    53 				return false;
    54 			}
    55 
    56             iDevice = MiniDisplayOpen(aType);
    57 
    58             bool success = iDevice != IntPtr.Zero;
    59 			if (success)
    60 			{
    61 				//Broadcast opened event
    62 				OnOpened(this);
    63 			}
    64 
    65 			return success;
    66         }
    67 
    68         public void Close()
    69         {
    70 			if (!IsOpen())
    71 			{
    72 				//Pointless
    73 				return;
    74 			}
    75 
    76 			//Controversially clearing our screen before closing
    77 			//Consider moving this up into the UI layer
    78 			Clear(); 
    79 			SwapBuffers();
    80 			//
    81             MiniDisplayClose(iDevice);
    82             iDevice = IntPtr.Zero;
    83 			//Broadcast closed event
    84 			OnClosed(this);
    85         }
    86 
    87         public bool IsOpen()
    88         {
    89             return iDevice != IntPtr.Zero;
    90         }
    91 
    92         public void Clear()
    93         {
    94             MiniDisplayClear(iDevice);
    95         }
    96 
    97         public void Fill()
    98         {
    99             MiniDisplayFill(iDevice);
   100         }
   101 
   102         public void SwapBuffers()
   103         {
   104             MiniDisplaySwapBuffers(iDevice);
   105         }
   106 
   107         public int MaxBrightness()
   108         {
   109             return MiniDisplayMaxBrightness(iDevice);
   110         }
   111 
   112         public int MinBrightness()
   113         {
   114             return MiniDisplayMinBrightness(iDevice);
   115         }
   116 
   117         public void SetBrightness(int aBrightness)
   118         {
   119             if (!IsOpen()) return;
   120 
   121             MiniDisplaySetBrightness(iDevice, aBrightness);
   122         }
   123 
   124         public int WidthInPixels()
   125         {
   126             return MiniDisplayWidthInPixels(iDevice);
   127         }
   128 
   129         public int HeightInPixels()
   130         {
   131             return MiniDisplayHeightInPixels(iDevice);
   132         }
   133 
   134         public void SetPixel(int aX, int aY, uint aValue)
   135         {
   136             MiniDisplaySetPixel(iDevice,aX,aY,aValue);
   137         }
   138 
   139         public void RequestPowerSupplyStatus()
   140         {
   141             MiniDisplayRequest(iDevice, TMiniDisplayRequest.EMiniDisplayRequestPowerSupplyStatus);
   142         }
   143 
   144         public void RequestDeviceId()
   145         {
   146             MiniDisplayRequest(iDevice, TMiniDisplayRequest.EMiniDisplayRequestDeviceId);
   147         }
   148 
   149         public void RequestFirmwareRevision()
   150         {
   151             MiniDisplayRequest(iDevice, TMiniDisplayRequest.EMiniDisplayRequestFirmwareRevision);
   152         }
   153 
   154         public void PowerOn()
   155         {
   156             MiniDisplayPowerOn(iDevice);
   157         }
   158 
   159         public void PowerOff()
   160         {
   161             MiniDisplayPowerOff(iDevice);
   162         }
   163 
   164         public bool SupportPowerOnOff()
   165         {
   166             return MiniDisplaySupportPowerOnOff(iDevice);
   167         }
   168 
   169         public void ShowClock()
   170         {
   171             MiniDisplayShowClock(iDevice);
   172         }
   173 
   174         public void HideClock()
   175         {
   176             MiniDisplayHideClock(iDevice);
   177         }
   178 
   179         public bool SupportClock()
   180         {
   181             return MiniDisplaySupportClock(iDevice);
   182         }
   183 
   184         public bool PowerSupplyStatus()
   185         {
   186             bool res = MiniDisplayPowerSupplyStatus(iDevice);
   187             return res;
   188         }
   189 
   190         public TMiniDisplayRequest AttemptRequestCompletion()
   191         {
   192             return MiniDisplayAttemptRequestCompletion(iDevice);
   193         }
   194 
   195         public TMiniDisplayRequest CurrentRequest()
   196         {
   197             return MiniDisplayCurrentRequest(iDevice);
   198         }
   199 
   200         public bool IsRequestPending()
   201         {
   202             return CurrentRequest() != TMiniDisplayRequest.EMiniDisplayRequestNone;
   203         }
   204 
   205 		//
   206 		public int IconCount(TMiniDisplayIconType aIcon)
   207 		{
   208 			return MiniDisplayIconCount(iDevice,aIcon);
   209 		}
   210 
   211 		public int IconStatusCount(TMiniDisplayIconType aIcon)
   212 		{
   213 			return MiniDisplayIconStatusCount(iDevice, aIcon);
   214 		}
   215 
   216 		public void SetIconStatus(TMiniDisplayIconType aIcon, int aIndex, int aStatus)
   217 		{
   218 			MiniDisplaySetIconStatus(iDevice, aIcon, aIndex, aStatus);
   219 		}
   220 
   221 		public void SetAllIconsStatus(int aStatus)
   222 		{
   223 			foreach (TMiniDisplayIconType icon in Enum.GetValues(typeof(TMiniDisplayIconType)))
   224 			{
   225 				int count=IconCount(icon);
   226 				for (int i = 0; i < count; i++)
   227 				{
   228 					SetIconStatus(icon,i,aStatus);
   229 				}
   230 			}
   231 
   232 		}
   233 
   234 		/// <summary>
   235 		/// Set all elements of an icon to the given status.
   236 		/// </summary>
   237 		/// <param name="aIcon"></param>
   238 		/// <param name="aStatus"></param>
   239 		public void SetIconStatus(TMiniDisplayIconType aIcon, int aStatus)
   240 		{
   241 			int iconCount = IconCount(aIcon);
   242 			for (int i = 0; i < iconCount; i++)
   243 			{
   244 				SetIconStatus(aIcon, i, aStatus);
   245 			}
   246 		}
   247 
   248 		/// <summary>
   249 		/// Set all elements of an icon to be either on or off.
   250 		/// </summary>
   251 		/// <param name="aIcon"></param>
   252 		/// <param name="aOn"></param>		
   253 		public void SetIconOnOff(TMiniDisplayIconType aIcon, bool aOn)
   254 		{
   255 			if (aOn)
   256 			{
   257 				SetIconOn(aIcon);
   258 			}
   259 			else
   260 			{
   261 				SetIconOff(aIcon);
   262 			}
   263 		}
   264 
   265 		/// <summary>
   266 		/// Set all elements of an icon to there maximum status.
   267 		/// </summary>
   268 		/// <param name="aIcon"></param>
   269 		public void SetIconOn(TMiniDisplayIconType aIcon)
   270 		{
   271 			int iconCount = IconCount(aIcon);
   272 			for (int i = 0; i < iconCount; i++)
   273 			{
   274 				SetIconStatus(aIcon, i, IconStatusCount(aIcon) - 1);
   275 			}
   276 		}
   277 
   278 		/// <summary>
   279 		/// Turn off all elements of an icon.
   280 		/// </summary>
   281 		/// <param name="aIcon"></param>
   282 		public void SetIconOff(TMiniDisplayIconType aIcon)
   283 		{
   284 			int iconCount = IconCount(aIcon);
   285 			for (int i = 0; i < iconCount; i++)
   286 			{
   287 				SetIconStatus(aIcon, i, 0);
   288 			}
   289 		}
   290 
   291 
   292 
   293         public string Vendor()
   294         {
   295             IntPtr ptr = MiniDisplayVendor(iDevice);
   296             string str = Marshal.PtrToStringUni(ptr);
   297             return str;
   298         }
   299 
   300         public string Product()
   301         {
   302             IntPtr ptr = MiniDisplayProduct(iDevice);
   303             string str = Marshal.PtrToStringUni(ptr);
   304             return str;
   305         }
   306 
   307         public string SerialNumber()
   308         {
   309             IntPtr ptr = MiniDisplaySerialNumber(iDevice);
   310             string str = Marshal.PtrToStringUni(ptr);
   311             return str;
   312         }
   313 
   314         public string DeviceId()
   315         {
   316             IntPtr ptr = MiniDisplayDeviceId(iDevice);
   317             string str = Marshal.PtrToStringAnsi(ptr);
   318             return str;
   319         }
   320 
   321         public string FirmwareRevision()
   322         {
   323             IntPtr ptr = MiniDisplayFirmwareRevision(iDevice);
   324             string str = Marshal.PtrToStringAnsi(ptr);
   325             return str;
   326         }
   327 
   328         //[Serializable]
   329         public enum TMiniDisplayType
   330         {
   331             EMiniDisplayAutoDetect, /*Not yet implemented*/
   332             //[EnumMember(Value = "EMiniDisplayFutabaGP1212A01")]
   333             EMiniDisplayFutabaGP1212A01,
   334             //[EnumMember(Value = "EMiniDisplayFutabaGP1212A01")]
   335             EMiniDisplayFutabaGP1212A02
   336         };
   337 
   338 		/// <summary>
   339 		/// 
   340 		/// </summary>
   341         public enum TMiniDisplayRequest
   342         {
   343             EMiniDisplayRequestNone,
   344             EMiniDisplayRequestDeviceId,
   345             EMiniDisplayRequestFirmwareRevision,
   346             EMiniDisplayRequestPowerSupplyStatus
   347         };
   348 
   349 			
   350 		/// <summary>
   351 		/// Define the various type of icons we support.
   352 		/// For binary compatibility new entries must be added at the end.
   353 		/// </summary>
   354 		public enum TMiniDisplayIconType
   355 		{
   356 			EMiniDisplayIconNetwork=0,
   357 			EMiniDisplayIconEmail,
   358 			EMiniDisplayIconMute,
   359 			EMiniDisplayIconVolume,
   360 			EMiniDisplayIconVolumeLabel,
   361 			EMiniDisplayIconPlay,
   362 			EMiniDisplayIconPause,
   363 			EMiniDisplayIconRecording
   364 		};
   365 
   366         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   367         public static extern IntPtr MiniDisplayOpen(TMiniDisplayType aType);
   368 
   369         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   370         public static extern void MiniDisplayClose(IntPtr aDevice);
   371 
   372 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   373 		public static extern int MiniDisplayTypeCount();
   374 
   375 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   376 		public static extern IntPtr MiniDisplayTypeName(TMiniDisplayType aType);
   377 
   378         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   379         public static extern void MiniDisplayClear(IntPtr aDevice);
   380 
   381         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   382         public static extern void MiniDisplayFill(IntPtr aDevice);
   383 
   384         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   385         public static extern void MiniDisplaySwapBuffers(IntPtr aDevice);
   386 
   387         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   388         public static extern void MiniDisplaySetBrightness(IntPtr aDevice, int aBrightness);
   389 
   390         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   391         public static extern int MiniDisplayMinBrightness(IntPtr aDevice);
   392 
   393         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   394         public static extern int MiniDisplayMaxBrightness(IntPtr aDevice);
   395 
   396         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   397         public static extern int MiniDisplayWidthInPixels(IntPtr aDevice);
   398 
   399         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   400         public static extern int MiniDisplayHeightInPixels(IntPtr aDevice);
   401 
   402         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   403         public static extern int MiniDisplaySetPixel(IntPtr aDevice, int aX, int aY, uint aValue);
   404 
   405         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   406         public static extern IntPtr MiniDisplayVendor(IntPtr aDevice);
   407 
   408         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   409         public static extern IntPtr MiniDisplayProduct(IntPtr aDevice);
   410 
   411         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   412         public static extern IntPtr MiniDisplaySerialNumber(IntPtr aDevice);
   413 
   414         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   415         public static extern IntPtr MiniDisplayDeviceId(IntPtr aDevice);
   416 
   417         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   418         public static extern IntPtr MiniDisplayFirmwareRevision(IntPtr aDevice);
   419 
   420         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   421         [return: MarshalAs(UnmanagedType.I1)]
   422         public static extern bool MiniDisplayPowerSupplyStatus(IntPtr aDevice);
   423 
   424         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   425         public static extern void MiniDisplayRequest(IntPtr aDevice, TMiniDisplayRequest aRequest);
   426 
   427         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   428         public static extern TMiniDisplayRequest MiniDisplayAttemptRequestCompletion(IntPtr aDevice);
   429 
   430         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   431         public static extern TMiniDisplayRequest MiniDisplayCurrentRequest(IntPtr aDevice);
   432 
   433         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   434         public static extern void MiniDisplayCancelRequest(IntPtr aDevice);
   435 
   436         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   437         public static extern void MiniDisplayPowerOn(IntPtr aDevice);
   438 
   439         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   440         public static extern void MiniDisplayPowerOff(IntPtr aDevice);
   441 
   442         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   443         [return: MarshalAs(UnmanagedType.I1)]
   444         public static extern bool MiniDisplaySupportPowerOnOff(IntPtr aDevice);
   445 
   446         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   447         public static extern void MiniDisplayShowClock(IntPtr aDevice);
   448 
   449         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   450         public static extern void MiniDisplayHideClock(IntPtr aDevice);
   451 
   452         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   453         [return: MarshalAs(UnmanagedType.I1)]
   454         public static extern bool MiniDisplaySupportClock(IntPtr aDevice);
   455 
   456 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   457 		public static extern int MiniDisplayIconCount(IntPtr aDevice, TMiniDisplayIconType aIcon);
   458 
   459 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   460 		public static extern int MiniDisplayIconStatusCount(IntPtr aDevice, TMiniDisplayIconType aIcon);
   461 		
   462 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]
   463 		public static extern void MiniDisplaySetIconStatus(IntPtr aDevice, TMiniDisplayIconType aIcon, int aIndex, int aStatus);
   464 
   465     }
   466 }