MercurialSharpDisplayManager / file revision
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Server/Display.cs
author StephaneLenclud
Sun, 08 Feb 2015 20:26:36 +0100
changeset 115 5c61a13c4241
parent 109 ff1ed5f07d7e
child 116 5fc39c560179
permissions -rw-r--r--
MDM166AA: Adding support for volume label. 
     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 		/// 

   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 		/// 

   250 		/// </summary>

   251 		/// <param name="aIcon"></param>

   252 		public void SetIconOn(TMiniDisplayIconType aIcon)

   253 		{

   254 			int iconCount = IconCount(aIcon);

   255 			for (int i = 0; i < iconCount; i++)

   256 			{

   257 				SetIconStatus(aIcon, i, IconStatusCount(aIcon) - 1);

   258 			}

   259 		}

   260 

   261 		/// <summary>

   262 		/// 

   263 		/// </summary>

   264 		/// <param name="aIcon"></param>

   265 		public void SetIconOff(TMiniDisplayIconType aIcon)

   266 		{

   267 			int iconCount = IconCount(aIcon);

   268 			for (int i = 0; i < iconCount; i++)

   269 			{

   270 				SetIconStatus(aIcon, i, 0);

   271 			}

   272 		}

   273 

   274 

   275 

   276         public string Vendor()

   277         {

   278             IntPtr ptr = MiniDisplayVendor(iDevice);

   279             string str = Marshal.PtrToStringUni(ptr);

   280             return str;

   281         }

   282 

   283         public string Product()

   284         {

   285             IntPtr ptr = MiniDisplayProduct(iDevice);

   286             string str = Marshal.PtrToStringUni(ptr);

   287             return str;

   288         }

   289 

   290         public string SerialNumber()

   291         {

   292             IntPtr ptr = MiniDisplaySerialNumber(iDevice);

   293             string str = Marshal.PtrToStringUni(ptr);

   294             return str;

   295         }

   296 

   297         public string DeviceId()

   298         {

   299             IntPtr ptr = MiniDisplayDeviceId(iDevice);

   300             string str = Marshal.PtrToStringAnsi(ptr);

   301             return str;

   302         }

   303 

   304         public string FirmwareRevision()

   305         {

   306             IntPtr ptr = MiniDisplayFirmwareRevision(iDevice);

   307             string str = Marshal.PtrToStringAnsi(ptr);

   308             return str;

   309         }

   310 

   311         //[Serializable]

   312         public enum TMiniDisplayType

   313         {

   314             EMiniDisplayAutoDetect, /*Not yet implemented*/

   315             //[EnumMember(Value = "EMiniDisplayFutabaGP1212A01")]

   316             EMiniDisplayFutabaGP1212A01,

   317             //[EnumMember(Value = "EMiniDisplayFutabaGP1212A01")]

   318             EMiniDisplayFutabaGP1212A02

   319         };

   320 

   321 		/// <summary>

   322 		/// 

   323 		/// </summary>

   324         public enum TMiniDisplayRequest

   325         {

   326             EMiniDisplayRequestNone,

   327             EMiniDisplayRequestDeviceId,

   328             EMiniDisplayRequestFirmwareRevision,

   329             EMiniDisplayRequestPowerSupplyStatus

   330         };

   331 

   332 			

   333 		/// <summary>

   334 		/// Define the various type of icons we support.

   335 		/// For binary compatibility new entries must be added at the end.

   336 		/// </summary>

   337 		public enum TMiniDisplayIconType

   338 		{

   339 			EMiniDisplayIconNetwork=0,

   340 			EMiniDisplayIconEmail,

   341 			EMiniDisplayIconMute,

   342 			EMiniDisplayIconVolume,

   343 			EMiniDisplayIconVolumeLabel,

   344 			EMiniDisplayIconPlay,

   345 			EMiniDisplayIconPause,

   346 			EMiniDisplayIconRecording

   347 		};

   348 

   349         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   350         public static extern IntPtr MiniDisplayOpen(TMiniDisplayType aType);

   351 

   352         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   353         public static extern void MiniDisplayClose(IntPtr aDevice);

   354 

   355 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   356 		public static extern int MiniDisplayTypeCount();

   357 

   358 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   359 		public static extern IntPtr MiniDisplayTypeName(TMiniDisplayType aType);

   360 

   361         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   362         public static extern void MiniDisplayClear(IntPtr aDevice);

   363 

   364         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   365         public static extern void MiniDisplayFill(IntPtr aDevice);

   366 

   367         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   368         public static extern void MiniDisplaySwapBuffers(IntPtr aDevice);

   369 

   370         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   371         public static extern void MiniDisplaySetBrightness(IntPtr aDevice, int aBrightness);

   372 

   373         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   374         public static extern int MiniDisplayMinBrightness(IntPtr aDevice);

   375 

   376         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   377         public static extern int MiniDisplayMaxBrightness(IntPtr aDevice);

   378 

   379         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   380         public static extern int MiniDisplayWidthInPixels(IntPtr aDevice);

   381 

   382         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   383         public static extern int MiniDisplayHeightInPixels(IntPtr aDevice);

   384 

   385         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   386         public static extern int MiniDisplaySetPixel(IntPtr aDevice, int aX, int aY, uint aValue);

   387 

   388         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   389         public static extern IntPtr MiniDisplayVendor(IntPtr aDevice);

   390 

   391         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   392         public static extern IntPtr MiniDisplayProduct(IntPtr aDevice);

   393 

   394         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   395         public static extern IntPtr MiniDisplaySerialNumber(IntPtr aDevice);

   396 

   397         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   398         public static extern IntPtr MiniDisplayDeviceId(IntPtr aDevice);

   399 

   400         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   401         public static extern IntPtr MiniDisplayFirmwareRevision(IntPtr aDevice);

   402 

   403         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   404         [return: MarshalAs(UnmanagedType.I1)]

   405         public static extern bool MiniDisplayPowerSupplyStatus(IntPtr aDevice);

   406 

   407         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   408         public static extern void MiniDisplayRequest(IntPtr aDevice, TMiniDisplayRequest aRequest);

   409 

   410         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   411         public static extern TMiniDisplayRequest MiniDisplayAttemptRequestCompletion(IntPtr aDevice);

   412 

   413         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   414         public static extern TMiniDisplayRequest MiniDisplayCurrentRequest(IntPtr aDevice);

   415 

   416         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   417         public static extern void MiniDisplayCancelRequest(IntPtr aDevice);

   418 

   419         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   420         public static extern void MiniDisplayPowerOn(IntPtr aDevice);

   421 

   422         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   423         public static extern void MiniDisplayPowerOff(IntPtr aDevice);

   424 

   425         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   426         [return: MarshalAs(UnmanagedType.I1)]

   427         public static extern bool MiniDisplaySupportPowerOnOff(IntPtr aDevice);

   428 

   429         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   430         public static extern void MiniDisplayShowClock(IntPtr aDevice);

   431 

   432         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   433         public static extern void MiniDisplayHideClock(IntPtr aDevice);

   434 

   435         [DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   436         [return: MarshalAs(UnmanagedType.I1)]

   437         public static extern bool MiniDisplaySupportClock(IntPtr aDevice);

   438 

   439 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   440 		public static extern int MiniDisplayIconCount(IntPtr aDevice, TMiniDisplayIconType aIcon);

   441 

   442 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   443 		public static extern int MiniDisplayIconStatusCount(IntPtr aDevice, TMiniDisplayIconType aIcon);

   444 		

   445 		[DllImport("MiniDisplay.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

   446 		public static extern void MiniDisplaySetIconStatus(IntPtr aDevice, TMiniDisplayIconType aIcon, int aIndex, int aStatus);

   447 

   448     }

   449 }
SharpDisplayManager