mcs/class/System.Drawing/System.Drawing/gdipFunctions.cs

   1 //
   2 // System.Drawing.gdipFunctions.cs
   3 //
   4 // Authors:
   5 //      Alexandre Pigolkine (pigolkine@gmx.de)
   6 //      Jordi Mas i Hernandez (jordi@ximian.com)
   7 //      Sanjay Gupta (gsanjay@novell.com)
   8 //      Ravindra (rkumar@novell.com)
   9 //
  10 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32 using System;
  33 using System.IO;
  34 using System.Runtime.InteropServices;
  35 using System.Text;
  36 using System.Drawing.Drawing2D;
  37 using System.Drawing.Imaging;
  38 using System.Drawing.Text;
  39 using System.Security;
  40 #if NET_2_0
  41 using System.Runtime.InteropServices.ComTypes;
  42 #else
  43 using IStream = System.Runtime.InteropServices.UCOMIStream;
  44 #endif
  45
  46 namespace System.Drawing
  47 {
  48         /// <summary>
  49         /// GDI+ API Functions
  50         /// </summary>
  51         [SuppressUnmanagedCodeSecurity]
  52         internal class GDIPlus
  53         {
  54                 public const int FACESIZE = 32;
  55                 public const int LANG_NEUTRAL = 0;
  56                 public static IntPtr Display = IntPtr.Zero;
  57                 public static bool UseX11Drawable;
  58                 public static bool UseQuartzDrawable = (Environment.GetEnvironmentVariable ("MONO_MWF_USE_QUARTZ_BACKEND") != null);
  59                 public static bool UseCocoaDrawable = (Environment.GetEnvironmentVariable ("MONO_GDIP_USE_COCOA_BACKEND") != null);
  60
  61                 #region gdiplus.dll functions
  62
  63                 // startup / shutdown
  64                 [DllImport("gdiplus.dll")]
  65                 static internal extern Status GdiplusStartup(ref ulong token, ref GdiplusStartupInput input, ref GdiplusStartupOutput output);
  66                 [DllImport("gdiplus.dll")]
  67                 static internal extern void GdiplusShutdown(ref ulong token);
  68
  69                 static ulong GdiPlusToken;
  70
  71                 static void ProcessExit (object sender, EventArgs e)
  72                 {
  73                         // Called all pending objects and claim any pending handle before
  74                         // shutting down
  75                         GC.Collect ();
  76                         GC.WaitForPendingFinalizers ();\r
  77             // This causes crashes in MS GDI+ because this call occurs before
  78             // all managed GDI objects are finalized. When they are finalized they call
  79             // into a shutdown GDI+ and we crash.
  80                         //GdiplusShutdown (ref GdiPlusToken);
  81
  82                         if (UseX11Drawable && Display != IntPtr.Zero) {
  83                                 XCloseDisplay (Display);
  84                         }
  85
  86                 }
  87
  88                 static GDIPlus ()
  89                 {
  90                         // check for Unix platforms - see FAQ for more details
  91                         // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F
  92                         int platform = (int) Environment.OSVersion.Platform;
  93                         UseX11Drawable = ((platform == 4) || (platform == 128));
  94
  95                         GdiplusStartupInput input = GdiplusStartupInput.MakeGdiplusStartupInput();
  96                         GdiplusStartupOutput output = GdiplusStartupOutput.MakeGdiplusStartupOutput();
  97                         GdiplusStartup (ref GdiPlusToken, ref input, ref output);
  98                         AppDomain.CurrentDomain.ProcessExit += new EventHandler (ProcessExit);
  99                 }
 100
 101                 // Copies a Ptr to an array of Points and releases the memory
 102                 static public void FromUnManagedMemoryToPointI(IntPtr prt, Point [] pts)
 103                 {
 104                         int nPointSize = Marshal.SizeOf(pts[0]);
 105                         IntPtr pos = prt;
 106                         for (int i=0; i<pts.Length; i++, pos = new IntPtr (pos.ToInt64 () + nPointSize))
 107                                 pts[i] = (Point) Marshal.PtrToStructure(pos, typeof(Point));
 108
 109                         Marshal.FreeHGlobal(prt);
 110                 }
 111
 112                 // Copies a Ptr to an array of Points and releases the memory
 113                 static public void FromUnManagedMemoryToPoint (IntPtr prt, PointF [] pts)
 114                 {
 115                         int nPointSize = Marshal.SizeOf(pts[0]);
 116                         IntPtr pos = prt;
 117                         for (int i=0; i<pts.Length; i++, pos = new IntPtr (pos.ToInt64 () + nPointSize))
 118                                 pts[i] = (PointF) Marshal.PtrToStructure(pos, typeof(Point));
 119
 120                         Marshal.FreeHGlobal(prt);
 121                 }
 122
 123                 // Copies an array of Points to unmanaged memory
 124                 static public IntPtr FromPointToUnManagedMemoryI(Point [] pts)
 125                 {
 126                         int nPointSize =  Marshal.SizeOf(pts[0]);
 127                         IntPtr dest = Marshal.AllocHGlobal(nPointSize* pts.Length);
 128                         IntPtr pos = dest;
 129                         for (int i=0; i<pts.Length; i++, pos = new IntPtr (pos.ToInt64 () + nPointSize))
 130                                 Marshal.StructureToPtr(pts[i], pos, false);
 131
 132                         return dest;
 133                 }
 134
 135                 // Copies a Ptr to an array of v and releases the memory
 136                 static public void FromUnManagedMemoryToRectangles (IntPtr prt, RectangleF [] pts)
 137                 {
 138                         int nPointSize = Marshal.SizeOf (pts[0]);
 139                         IntPtr pos = prt;
 140                         for (int i = 0; i < pts.Length; i++, pos = new IntPtr (pos.ToInt64 () + nPointSize))
 141                                 pts[i] = (RectangleF) Marshal.PtrToStructure(pos, typeof(RectangleF));
 142
 143                         Marshal.FreeHGlobal(prt);
 144                 }
 145
 146                 // Copies an array of Points to unmanaged memory
 147                 static public IntPtr FromPointToUnManagedMemory(PointF [] pts)
 148                 {
 149                         int nPointSize =  Marshal.SizeOf(pts[0]);
 150                         IntPtr dest = Marshal.AllocHGlobal(nPointSize* pts.Length);
 151                         IntPtr pos = dest;
 152                         for (int i=0; i<pts.Length; i++, pos = new IntPtr (pos.ToInt64 () + nPointSize))
 153                                 Marshal.StructureToPtr(pts[i], pos, false);
 154
 155                         return dest;
 156                 }
 157
 158                 // Converts a status into exception
 159                 static internal void CheckStatus (Status status)
 160                 {
 161                         switch (status) {
 162
 163                                 case Status.Ok:
 164                                         return;
 165
 166                                 // TODO: Add more status code mappings here
 167
 168                                 case Status.GenericError:
 169                                         throw new Exception ("Generic Error.");
 170
 171                                 case Status.InvalidParameter:
 172                                         throw new ArgumentException ("Invalid Parameter. A null reference or invalid value was found.");
 173
 174                                 case Status.OutOfMemory:
 175                                         throw new OutOfMemoryException ("Out of memory.");
 176
 177                                 case Status.ObjectBusy:
 178                                         throw new MemberAccessException ("Object busy.");
 179
 180                                 case Status.InsufficientBuffer:
 181                                         throw new IO.InternalBufferOverflowException ("Insufficient buffer.");
 182
 183                                 case Status.PropertyNotSupported:
 184                                         throw new NotSupportedException ("Property not supported.");
 185
 186                                 case Status.FileNotFound:
 187                                         throw new IO.FileNotFoundException ("File not found.");
 188
 189                                 case Status.AccessDenied:
 190                                         throw new UnauthorizedAccessException ("Access denied.");
 191
 192                                 case Status.UnknownImageFormat:
 193                                         throw new NotSupportedException ("Either image format is unknown or you don't have the required libraries for this format.");
 194
 195                                 case Status.NotImplemented:
 196                                         throw new NotImplementedException ("Feature not implemented.");
 197
 198                                 case Status.WrongState:
 199                                         throw new ArgumentException ("Properties not set properly.");
 200
 201                                 default:
 202                                         throw new Exception ("Unknown Error.");
 203                         }
 204                 }
 205
 206
 207                 // Memory functions
 208                 [DllImport("gdiplus.dll")]
 209                 static internal extern IntPtr GdipAlloc (int size);
 210                 [DllImport("gdiplus.dll")]
 211                 static internal extern void GdipFree (IntPtr ptr);
 212
 213
 214                 // Brush functions
 215                 [DllImport("gdiplus.dll")]
 216                 static internal extern Status GdipCloneBrush (IntPtr brush, out IntPtr clonedBrush);
 217                 [DllImport("gdiplus.dll")]
 218                 static internal extern Status GdipDeleteBrush (IntPtr brush);
 219                 [DllImport("gdiplus.dll")]
 220                 static internal extern Status GdipGetBrushType (IntPtr brush, out BrushType type);
 221
 222
 223                 // Region functions
 224                 [DllImport("gdiplus.dll")]
 225                 static internal extern Status GdipCreateRegion (out IntPtr region);
 226
 227                 [DllImport("gdiplus.dll")]
 228                 static internal extern Status GdipDeleteRegion (IntPtr region);
 229
 230                 [DllImport("gdiplus.dll")]
 231                 static internal extern Status GdipCloneRegion (IntPtr region, out IntPtr cloned);
 232
 233                 [DllImport("gdiplus.dll")]
 234                 static internal extern Status GdipCreateRegionRect (ref RectangleF rect, out IntPtr region);
 235
 236                 [DllImport("gdiplus.dll")]
 237                 static internal extern Status GdipCreateRegionRectI (ref Rectangle rect,  out IntPtr region);
 238
 239                 [DllImport("gdiplus.dll")]
 240                 static internal extern Status GdipCreateRegionPath (IntPtr path, out IntPtr region);
 241
 242                 [DllImport("gdiplus.dll")]
 243                 static internal extern Status GdipTranslateRegion (IntPtr region, float dx, float dy);
 244
 245                 [DllImport("gdiplus.dll")]
 246                 static internal extern Status GdipTranslateRegionI (IntPtr region, int dx, int dy);
 247
 248                 [DllImport("gdiplus.dll")]
 249                 static internal extern Status GdipIsVisibleRegionPoint (IntPtr region, float x, float y,
 250                         IntPtr graphics, out bool result);
 251
 252                 [DllImport("gdiplus.dll")]
 253                 static internal extern Status GdipIsVisibleRegionPointI (IntPtr region, int x, int y,
 254                         IntPtr graphics, out bool result);
 255
 256                 [DllImport("gdiplus.dll")]
 257                 static internal extern Status GdipIsVisibleRegionRect (IntPtr region, float x, float y, float width,
 258                         float height, IntPtr graphics, out bool result);
 259
 260                 [DllImport("gdiplus.dll")]
 261                 static internal extern Status  GdipIsVisibleRegionRectI (IntPtr region, int x, int y, int width,
 262                         int height, IntPtr graphics, out bool result);
 263
 264
 265                 [DllImport("gdiplus.dll")]
 266                 static internal extern Status GdipCombineRegionRect (IntPtr region, ref RectangleF rect,
 267                         CombineMode combineMode);
 268
 269                 [DllImport("gdiplus.dll")]
 270                 static internal extern Status GdipCombineRegionRectI (IntPtr region, ref Rectangle rect,
 271                         CombineMode combineMode);
 272
 273                 [DllImport("gdiplus.dll")]
 274                 static internal extern Status GdipCombineRegionPath (IntPtr region, IntPtr path, CombineMode combineMode);
 275
 276                 [DllImport("gdiplus.dll")]
 277                 static internal extern Status GdipGetRegionBounds (IntPtr region, IntPtr graphics, ref RectangleF rect);
 278
 279                 [DllImport("gdiplus.dll")]
 280                 static internal extern Status GdipSetInfinite (IntPtr region);
 281
 282                 [DllImport("gdiplus.dll")]
 283                 static internal extern Status GdipSetEmpty (IntPtr region);
 284
 285                 [DllImport("gdiplus.dll")]
 286                 static internal extern Status GdipIsEmptyRegion (IntPtr region, IntPtr graphics, out bool result);
 287
 288                 [DllImport("gdiplus.dll")]
 289                 static internal extern Status GdipIsInfiniteRegion (IntPtr region, IntPtr graphics, out bool result);
 290
 291                 [DllImport("gdiplus.dll")]
 292                 static internal extern Status GdipCombineRegionRegion (IntPtr region, IntPtr region2,
 293                         CombineMode combineMode);
 294
 295                 [DllImport("gdiplus.dll")]
 296                 static internal extern Status GdipIsEqualRegion (IntPtr region, IntPtr region2,
 297                            IntPtr graphics, out bool result);
 298
 299                 [DllImport("gdiplus.dll")]
 300                 static internal extern Status GdipGetRegionDataSize (IntPtr region, out int bufferSize);
 301
 302                 [DllImport("gdiplus.dll")]
 303                 static internal extern Status GdipGetRegionData (IntPtr region, byte[] buffer, int bufferSize,
 304                   out int sizeFilled);
 305
 306                 [DllImport("gdiplus.dll")]
 307                 static internal extern Status GdipGetRegionScansCount (IntPtr region, out int count, IntPtr matrix);
 308
 309                 [DllImport("gdiplus.dll")]
 310                 static internal extern Status GdipGetRegionScans (IntPtr region,  IntPtr rects, out int count,
 311                    IntPtr matrix);
 312
 313                 [DllImport("gdiplus.dll")]
 314                 static internal extern Status GdipTransformRegion(IntPtr region, IntPtr matrix);
 315
 316                 [DllImport("gdiplus.dll")]
 317                 static internal extern Status GdipFillRegion(IntPtr graphics, IntPtr brush, IntPtr region);
 318
 319                 // Solid brush functions
 320                 [DllImport("gdiplus.dll")]
 321                 static internal extern Status GdipCreateSolidFill (int color, out IntPtr brush);
 322                 [DllImport("gdiplus.dll")]
 323                 static internal extern Status GdipGetSolidFillColor (IntPtr brush, out int color);
 324                 [DllImport("gdiplus.dll")]
 325                 static internal extern Status GdipSetSolidFillColor (IntPtr brush, int color);
 326
 327                 // Hatch Brush functions
 328                 [DllImport("gdiplus.dll")]
 329                 static internal extern Status GdipCreateHatchBrush (HatchStyle hatchstyle, int foreColor, int backColor, out IntPtr brush);
 330                 [DllImport("gdiplus.dll")]
 331                 static internal extern Status GdipGetHatchStyle (IntPtr brush, out HatchStyle hatchstyle);
 332                 [DllImport("gdiplus.dll")]
 333                 static internal extern Status GdipGetHatchForegroundColor (IntPtr brush, out int foreColor);
 334                 [DllImport("gdiplus.dll")]
 335                 static internal extern Status GdipGetHatchBackgroundColor (IntPtr brush, out int backColor);
 336
 337                 // Texture brush functions
 338                 [DllImport("gdiplus.dll")]
 339                 static internal extern Status GdipGetTextureImage (IntPtr texture, out IntPtr image);
 340                 [DllImport("gdiplus.dll")]
 341                 static internal extern Status GdipCreateTexture (IntPtr image, WrapMode wrapMode,  out IntPtr texture);
 342                 [DllImport("gdiplus.dll")]
 343                 static internal extern Status GdipCreateTextureIAI (IntPtr image, IntPtr imageAttributes, int x, int y, int width, int height, out IntPtr texture);
 344                 [DllImport("gdiplus.dll")]
 345                 static internal extern Status GdipCreateTextureIA (IntPtr image, IntPtr imageAttributes, float x, float y, float width, float height, out IntPtr texture);
 346                 [DllImport("gdiplus.dll")]
 347                 static internal extern Status GdipCreateTexture2I (IntPtr image, WrapMode wrapMode, int x, int y, int width, int height, out IntPtr texture);
 348                 [DllImport("gdiplus.dll")]
 349                 static internal extern Status GdipCreateTexture2 (IntPtr image, WrapMode wrapMode, float x, float y, float width, float height, out IntPtr texture);
 350                 [DllImport("gdiplus.dll")]
 351                 static internal extern Status GdipGetTextureTransform (IntPtr texture, IntPtr matrix);
 352                 [DllImport("gdiplus.dll")]
 353                 static internal extern Status GdipSetTextureTransform (IntPtr texture, IntPtr matrix);
 354                 [DllImport("gdiplus.dll")]
 355                 static internal extern Status GdipGetTextureWrapMode (IntPtr texture, out WrapMode wrapMode);
 356                 [DllImport("gdiplus.dll")]
 357                 static internal extern Status GdipSetTextureWrapMode (IntPtr texture, WrapMode wrapMode);
 358                 [DllImport("gdiplus.dll")]
 359                 static internal extern Status GdipMultiplyTextureTransform (IntPtr texture, IntPtr matrix, MatrixOrder order);
 360                 [DllImport("gdiplus.dll")]
 361                 static internal extern Status GdipResetTextureTransform (IntPtr texture);
 362                 [DllImport("gdiplus.dll")]
 363                 static internal extern Status GdipRotateTextureTransform (IntPtr texture, float angle, MatrixOrder order);
 364                 [DllImport("gdiplus.dll")]
 365                 static internal extern Status GdipScaleTextureTransform (IntPtr texture, float sx, float sy, MatrixOrder order);
 366                 [DllImport("gdiplus.dll")]
 367                 static internal extern Status GdipTranslateTextureTransform (IntPtr texture, float dx, float dy, MatrixOrder order);
 368
 369                 // PathGradientBrush functions
 370                 [DllImport("gdiplus.dll")]
 371                 static internal extern Status GdipCreatePathGradientFromPath (IntPtr path, out IntPtr brush);
 372                 [DllImport("gdiplus.dll")]
 373                 static internal extern Status GdipCreatePathGradientI (Point [] points, int count, WrapMode wrapMode, out IntPtr brush);
 374                 [DllImport("gdiplus.dll")]
 375                 static internal extern Status GdipCreatePathGradient (PointF [] points, int count, WrapMode wrapMode, out IntPtr brush);
 376                 [DllImport("gdiplus.dll")]
 377                 static internal extern Status GdipGetPathGradientBlendCount (IntPtr brush, out int count);
 378                 [DllImport("gdiplus.dll")]
 379                 static internal extern Status GdipGetPathGradientBlend (IntPtr brush, float [] blend, float [] positions, int count);
 380                 [DllImport("gdiplus.dll")]
 381                 static internal extern Status GdipSetPathGradientBlend (IntPtr brush, float [] blend, float [] positions, int count);
 382                 [DllImport("gdiplus.dll")]
 383                 static internal extern Status GdipGetPathGradientCenterColor (IntPtr brush, out int color);
 384                 [DllImport("gdiplus.dll")]
 385                 static internal extern Status GdipSetPathGradientCenterColor (IntPtr brush, int color);
 386                 [DllImport("gdiplus.dll")]
 387                 static internal extern Status GdipGetPathGradientCenterPoint (IntPtr brush, out PointF point);
 388                 [DllImport("gdiplus.dll")]
 389                 static internal extern Status GdipSetPathGradientCenterPoint (IntPtr brush, ref PointF point);
 390                 [DllImport("gdiplus.dll")]
 391                 static internal extern Status GdipGetPathGradientFocusScales (IntPtr brush, out float xScale, out float yScale);
 392                 [DllImport("gdiplus.dll")]
 393                 static internal extern Status GdipSetPathGradientFocusScales (IntPtr brush, float xScale, float yScale);
 394                 [DllImport("gdiplus.dll")]
 395                 static internal extern Status GdipGetPathGradientPresetBlendCount (IntPtr brush, out int count);
 396                 [DllImport("gdiplus.dll")]
 397                 static internal extern Status GdipGetPathGradientPresetBlend (IntPtr brush, int [] blend, float [] positions, int count);
 398                 [DllImport("gdiplus.dll")]
 399                 static internal extern Status GdipSetPathGradientPresetBlend (IntPtr brush, int [] blend, float [] positions, int count);
 400                 [DllImport("gdiplus.dll")]
 401                 static internal extern Status GdipGetPathGradientRect (IntPtr brush, out RectangleF rect);
 402                 [DllImport("gdiplus.dll")]
 403                 static internal extern Status GdipGetPathGradientSurroundColorCount (IntPtr brush, out int count);
 404                 [DllImport("gdiplus.dll")]
 405                 static internal extern Status GdipGetPathGradientSurroundColorsWithCount (IntPtr brush, int [] color, ref int count);
 406                 [DllImport("gdiplus.dll")]
 407                 static internal extern Status GdipSetPathGradientSurroundColorsWithCount (IntPtr brush, int [] color, ref int count);
 408                 [DllImport("gdiplus.dll")]
 409                 static internal extern Status GdipGetPathGradientTransform (IntPtr brush, IntPtr matrix);
 410                 [DllImport("gdiplus.dll")]
 411                 static internal extern Status GdipSetPathGradientTransform (IntPtr brush, IntPtr matrix);
 412                 [DllImport("gdiplus.dll")]
 413                 static internal extern Status GdipGetPathGradientWrapMode (IntPtr brush, out WrapMode wrapMode);
 414                 [DllImport("gdiplus.dll")]
 415                 static internal extern Status GdipSetPathGradientWrapMode (IntPtr brush, WrapMode wrapMode);
 416                 [DllImport("gdiplus.dll")]
 417                 static internal extern Status GdipSetPathGradientLinearBlend (IntPtr brush, float focus, float scale);
 418                 [DllImport("gdiplus.dll")]
 419                 static internal extern Status GdipSetPathGradientSigmaBlend (IntPtr brush, float focus, float scale);
 420                 [DllImport("gdiplus.dll")]
 421                 static internal extern Status GdipMultiplyPathGradientTransform (IntPtr texture, IntPtr matrix, MatrixOrder order);
 422                 [DllImport("gdiplus.dll")]
 423                 static internal extern Status GdipResetPathGradientTransform (IntPtr brush);
 424                 [DllImport("gdiplus.dll")]
 425                 static internal extern Status GdipRotatePathGradientTransform (IntPtr brush, float angle, MatrixOrder order);
 426                 [DllImport("gdiplus.dll")]
 427                 static internal extern Status GdipScalePathGradientTransform (IntPtr brush, float sx, float sy, MatrixOrder order);
 428                 [DllImport("gdiplus.dll")]
 429                 static internal extern Status GdipTranslatePathGradientTransform (IntPtr brush, float dx, float dy, MatrixOrder order);
 430
 431                 // LinearGradientBrush functions
 432                 [DllImport("gdiplus.dll")]
 433                 static internal extern Status GdipCreateLineBrushI (ref Point point1, ref Point point2, int color1, int color2, WrapMode wrapMode, out IntPtr brush);
 434                 [DllImport("gdiplus.dll")]
 435                 static internal extern Status GdipCreateLineBrush (ref PointF point1, ref PointF point2, int color1, int color2, WrapMode wrapMode, out IntPtr brush);
 436                 [DllImport("gdiplus.dll")]
 437                 static internal extern Status GdipCreateLineBrushFromRectI (ref Rectangle rect, int color1, int color2, LinearGradientMode linearGradientMode, WrapMode wrapMode, out IntPtr brush);
 438                 [DllImport("gdiplus.dll")]
 439                 static internal extern Status GdipCreateLineBrushFromRect (ref RectangleF rect, int color1, int color2, LinearGradientMode linearGradientMode, WrapMode wrapMode, out IntPtr brush);
 440                 [DllImport("gdiplus.dll")]
 441                 static internal extern Status GdipCreateLineBrushFromRectWithAngleI (ref Rectangle rect, int color1, int color2, float angle, bool isAngleScaleable, WrapMode wrapMode, out IntPtr brush);
 442                 [DllImport("gdiplus.dll")]
 443                 static internal extern Status GdipCreateLineBrushFromRectWithAngle (ref RectangleF rect, int color1, int color2, float angle, bool isAngleScaleable, WrapMode wrapMode, out IntPtr brush);
 444                 [DllImport("gdiplus.dll")]
 445                 static internal extern Status GdipGetLineBlendCount (IntPtr brush, out int count);
 446                 [DllImport("gdiplus.dll")]
 447                 static internal extern Status GdipSetLineBlend (IntPtr brush, float [] blend, float [] positions, int count);
 448                 [DllImport("gdiplus.dll")]
 449                 static internal extern Status GdipGetLineBlend (IntPtr brush, float [] blend, float [] positions, int count);
 450                 [DllImport("gdiplus.dll")]
 451                 static internal extern Status GdipSetLineGammaCorrection (IntPtr brush, bool useGammaCorrection);
 452                 [DllImport("gdiplus.dll")]
 453                 static internal extern Status GdipGetLineGammaCorrection (IntPtr brush, out bool useGammaCorrection);
 454                 [DllImport("gdiplus.dll")]
 455                 static internal extern Status GdipGetLinePresetBlendCount (IntPtr brush, out int count);
 456                 [DllImport("gdiplus.dll")]
 457                 static internal extern Status GdipSetLinePresetBlend (IntPtr brush, int [] blend, float [] positions, int count);
 458                 [DllImport("gdiplus.dll")]
 459                 static internal extern Status GdipGetLinePresetBlend (IntPtr brush, int [] blend, float [] positions, int count);
 460                 [DllImport("gdiplus.dll")]
 461                 static internal extern Status GdipSetLineColors (IntPtr brush, int color1, int color2);
 462                 [DllImport("gdiplus.dll")]
 463                 static internal extern Status GdipGetLineColors (IntPtr brush, int [] colors);
 464                 [DllImport("gdiplus.dll")]
 465                 static internal extern Status GdipGetLineRectI (IntPtr brush, out Rectangle rect);
 466                 [DllImport("gdiplus.dll")]
 467                 static internal extern Status GdipGetLineRect (IntPtr brush, out RectangleF rect);
 468                 [DllImport("gdiplus.dll")]
 469                 static internal extern Status GdipSetLineTransform (IntPtr brush, IntPtr matrix);
 470                 [DllImport("gdiplus.dll")]
 471                 static internal extern Status GdipGetLineTransform (IntPtr brush, IntPtr matrix);
 472                 [DllImport("gdiplus.dll")]
 473                 static internal extern Status GdipSetLineWrapMode (IntPtr brush, WrapMode wrapMode);
 474                 [DllImport("gdiplus.dll")]
 475                 static internal extern Status GdipGetLineWrapMode (IntPtr brush, out WrapMode wrapMode);
 476                 [DllImport("gdiplus.dll")]
 477                 static internal extern Status GdipSetLineLinearBlend (IntPtr brush, float focus, float scale);
 478                 [DllImport("gdiplus.dll")]
 479                 static internal extern Status GdipSetLineSigmaBlend (IntPtr brush, float focus, float scale);
 480                 [DllImport("gdiplus.dll")]
 481                 static internal extern Status GdipMultiplyLineTransform (IntPtr brush, IntPtr matrix, MatrixOrder order);
 482                 [DllImport("gdiplus.dll")]
 483                 static internal extern Status GdipResetLineTransform (IntPtr brush);
 484                 [DllImport("gdiplus.dll")]
 485                 static internal extern Status GdipRotateLineTransform (IntPtr brush, float angle, MatrixOrder order);
 486                 [DllImport("gdiplus.dll")]
 487                 static internal extern Status GdipScaleLineTransform (IntPtr brush, float sx, float sy, MatrixOrder order);
 488                 [DllImport("gdiplus.dll")]
 489                 static internal extern Status GdipTranslateLineTransform (IntPtr brush, float dx, float dy, MatrixOrder order);
 490
 491                 // Graphics functions
 492                 [DllImport("gdiplus.dll")]
 493                 static internal extern Status GdipCreateFromHDC(IntPtr hDC, out IntPtr graphics);
 494                 [DllImport("gdiplus.dll")]
 495                 static internal extern Status GdipDeleteGraphics(IntPtr graphics);
 496                 [DllImport("gdiplus.dll")]
 497                 static internal extern Status GdipRestoreGraphics(IntPtr graphics, uint graphicsState);
 498                 [DllImport("gdiplus.dll")]
 499                 static internal extern Status GdipSaveGraphics(IntPtr graphics, out uint state);
 500                 [DllImport("gdiplus.dll")]
 501                 static internal extern Status GdipMultiplyWorldTransform (IntPtr graphics, IntPtr matrix, MatrixOrder order);
 502
 503                 [DllImport("gdiplus.dll")]
 504                 static internal extern Status GdipRotateWorldTransform(IntPtr graphics, float angle, MatrixOrder order);
 505                 [DllImport("gdiplus.dll")]
 506                 static internal extern Status GdipTranslateWorldTransform(IntPtr graphics, float dx, float dy, MatrixOrder order);
 507                 [DllImport("gdiplus.dll")]
 508                 static internal extern Status GdipDrawArc (IntPtr graphics, IntPtr pen, float x, float y, float width, float height, float startAngle, float sweepAngle);
 509                 [DllImport("gdiplus.dll")]
 510                 static internal extern Status GdipDrawArcI (IntPtr graphics, IntPtr pen, int x, int y, int width, int height, float startAngle, float sweepAngle);
 511                 [DllImport("gdiplus.dll")]
 512                 static internal extern Status GdipDrawBezier (IntPtr graphics, IntPtr pen, float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4);
 513                 [DllImport("gdiplus.dll")]
 514                 static internal extern Status GdipDrawBezierI (IntPtr graphics, IntPtr pen, int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4);
 515                 [DllImport("gdiplus.dll")]
 516                 static internal extern Status GdipDrawEllipseI (IntPtr graphics, IntPtr pen, int x, int y, int width, int height);
 517                 [DllImport("gdiplus.dll")]
 518                 static internal extern Status GdipDrawEllipse (IntPtr graphics, IntPtr pen, float x, float y, float width, float height);
 519                 [DllImport("gdiplus.dll")]
 520                 static internal extern Status GdipDrawLine (IntPtr graphics, IntPtr pen, float x1, float y1, float x2, float y2);
 521                 [DllImport("gdiplus.dll")]
 522                 static internal extern Status GdipDrawLineI (IntPtr graphics, IntPtr pen, int x1, int y1, int x2, int y2);
 523                 [DllImport ("gdiplus.dll")]
 524                 static internal extern Status GdipDrawLines (IntPtr graphics, IntPtr pen, PointF [] points, int count);
 525                 [DllImport ("gdiplus.dll")]
 526                 static internal extern Status GdipDrawLinesI (IntPtr graphics, IntPtr pen, Point [] points, int count);
 527                 [DllImport ("gdiplus.dll")]
 528                 static internal extern Status GdipDrawPath (IntPtr graphics, IntPtr pen, IntPtr path);
 529                 [DllImport ("gdiplus.dll")]
 530                 static internal extern Status GdipDrawPie (IntPtr graphics, IntPtr pen, float x, float y, float width, float height, float startAngle, float sweepAngle);
 531                 [DllImport ("gdiplus.dll")]
 532                 static internal extern Status GdipDrawPieI (IntPtr graphics, IntPtr pen, int x, int y, int width, int height, float startAngle, float sweepAngle);
 533                 [DllImport ("gdiplus.dll")]
 534                 static internal extern Status GdipDrawPolygon (IntPtr graphics, IntPtr pen, PointF [] points, int count);
 535                 [DllImport ("gdiplus.dll")]
 536                 static internal extern Status GdipDrawPolygonI (IntPtr graphics, IntPtr pen, Point [] points, int count);
 537                 [DllImport ("gdiplus.dll")]
 538                 static internal extern Status GdipDrawRectangle (IntPtr graphics, IntPtr pen, float x, float y, float width, float height);
 539                 [DllImport ("gdiplus.dll")]
 540                 static internal extern Status GdipDrawRectangleI (IntPtr graphics, IntPtr pen, int x, int y, int width, int height);
 541                 [DllImport ("gdiplus.dll")]
 542                 static internal extern Status GdipDrawRectangles (IntPtr graphics, IntPtr pen, RectangleF [] rects, int count);
 543                 [DllImport ("gdiplus.dll")]
 544                 static internal extern Status GdipDrawRectanglesI (IntPtr graphics, IntPtr pen, Rectangle [] rects, int count);
 545                 [DllImport("gdiplus.dll")]
 546                 static internal extern Status GdipFillEllipseI (IntPtr graphics, IntPtr pen, int x, int y, int width, int height);
 547                 [DllImport("gdiplus.dll")]
 548                 static internal extern Status GdipFillEllipse (IntPtr graphics, IntPtr pen, float x, float y, float width, float height);
 549                 [DllImport ("gdiplus.dll")]
 550                 static internal extern  Status GdipFillPolygon (IntPtr graphics, IntPtr brush, PointF [] points, int count, FillMode fillMode);
 551                 [DllImport ("gdiplus.dll")]
 552                 static internal extern  Status GdipFillPolygonI (IntPtr graphics, IntPtr brush, Point [] points, int count, FillMode fillMode);
 553                 [DllImport ("gdiplus.dll")]
 554                 static internal extern  Status GdipFillPolygon2 (IntPtr graphics, IntPtr brush, PointF [] points, int count);
 555                 [DllImport ("gdiplus.dll")]
 556                 static internal extern  Status GdipFillPolygon2I (IntPtr graphics, IntPtr brush, Point [] points, int count);
 557                 [DllImport("gdiplus.dll")]
 558                 static internal extern Status GdipFillRectangle (IntPtr graphics, IntPtr brush, float x1, float y1, float x2, float y2);
 559                 [DllImport("gdiplus.dll")]
 560                 static internal extern Status GdipFillRectangleI (IntPtr graphics, IntPtr brush, int x1, int y1, int x2, int y2);
 561                 [DllImport("gdiplus.dll")]
 562                 static internal extern Status GdipFillRectangles (IntPtr graphics, IntPtr brush, RectangleF [] rects, int count);
 563                 [DllImport("gdiplus.dll")]
 564                 static internal extern Status GdipFillRectanglesI (IntPtr graphics, IntPtr brush, Rectangle [] rects, int count);
 565                 [DllImport("gdiplus.dll", CharSet=CharSet.Unicode)]
 566                 static internal extern Status GdipDrawString (IntPtr graphics, string text, int len, IntPtr font, ref RectangleF rc, IntPtr format, IntPtr brush);
 567                 [DllImport("gdiplus.dll")]
 568                 static internal extern Status GdipGetDC (IntPtr graphics, out IntPtr hdc);
 569                 [DllImport("gdiplus.dll")]
 570                 static internal extern Status GdipReleaseDC (IntPtr graphics, IntPtr hdc);
 571                 [DllImport("gdiplus.dll")]
 572                 static internal extern Status GdipDrawImageRectI (IntPtr graphics, IntPtr image, int x, int y, int width, int height);
 573                 [DllImport ("gdiplus.dll")]
 574                 static internal extern Status GdipGetRenderingOrigin (IntPtr graphics, out int x, out int y);
 575                 [DllImport ("gdiplus.dll")]
 576                 static internal extern Status GdipSetRenderingOrigin (IntPtr graphics, int x, int y);
 577                 [DllImport("gdiplus.dll")]
 578                 internal static extern Status GdipCloneBitmapArea (float x, float y, float width, float height, PixelFormat format, IntPtr original, out IntPtr bitmap);
 579                 [DllImport("gdiplus.dll")]
 580                 internal static extern Status GdipCloneBitmapAreaI (int x, int y, int width, int height, PixelFormat format, IntPtr original, out IntPtr bitmap);
 581                 [DllImport("gdiplus.dll")]
 582                 internal static extern Status GdipResetWorldTransform (IntPtr graphics);
 583                 [DllImport("gdiplus.dll")]
 584                 internal static extern Status GdipSetWorldTransform (IntPtr graphics, IntPtr matrix);
 585                 [DllImport("gdiplus.dll")]
 586                 internal static extern Status GdipGetWorldTransform (IntPtr graphics, IntPtr matrix);
 587                 [DllImport("gdiplus.dll")]
 588                 internal static extern Status GdipScaleWorldTransform (IntPtr graphics, float sx, float sy, MatrixOrder order);
 589                 [DllImport("gdiplus.dll")]
 590                 internal static extern Status GdipGraphicsClear(IntPtr graphics, int argb);
 591                 [DllImport("gdiplus.dll")]
 592                 internal static extern Status GdipDrawClosedCurve(IntPtr graphics, IntPtr pen, PointF [] points, int count);
 593                 [DllImport("gdiplus.dll")]
 594                 internal static extern Status GdipDrawClosedCurveI(IntPtr graphics, IntPtr pen, Point [] points, int count);
 595                 [DllImport("gdiplus.dll")]
 596                 internal static extern Status GdipDrawClosedCurve2(IntPtr graphics, IntPtr pen, PointF [] points, int count, float tension);
 597                 [DllImport("gdiplus.dll")]
 598                 internal static extern Status GdipDrawClosedCurve2I(IntPtr graphics, IntPtr pen, Point [] points, int count, float tension);
 599                 [DllImport("gdiplus.dll")]
 600                 internal static extern Status GdipDrawCurve(IntPtr graphics, IntPtr pen, PointF [] points, int count);
 601                 [DllImport("gdiplus.dll")]
 602                 internal static extern Status GdipDrawCurveI(IntPtr graphics, IntPtr pen, Point [] points, int count);
 603                 [DllImport("gdiplus.dll")]
 604                 internal static extern Status GdipDrawCurve2(IntPtr graphics, IntPtr pen, PointF [] points, int count, float tension);
 605                 [DllImport("gdiplus.dll")]
 606                 internal static extern Status GdipDrawCurve2I(IntPtr graphics, IntPtr pen, Point [] points, int count, float tension);
 607                 [DllImport("gdiplus.dll")]
 608                 internal static extern Status GdipDrawCurve3(IntPtr graphics, IntPtr pen, PointF [] points, int count, int offset, int numberOfSegments, float tension);
 609                 [DllImport("gdiplus.dll")]
 610                 internal static extern Status GdipDrawCurve3I(IntPtr graphics, IntPtr pen, Point [] points, int count, int offset, int numberOfSegments, float tension);
 611                 [DllImport("gdiplus.dll")]
 612                 internal static extern Status GdipSetClipRect(IntPtr graphics, float x, float y, float width, float height, CombineMode combineMode);
 613                 [DllImport("gdiplus.dll")]
 614                 internal static extern Status GdipSetClipRectI(IntPtr graphics, int x, int y, int width, int height, CombineMode combineMode);
 615                 [DllImport("gdiplus.dll")]
 616                 internal static extern Status GdipSetClipPath(IntPtr graphics, IntPtr path, CombineMode combineMode);
 617                 [DllImport("gdiplus.dll")]
 618                 internal static extern Status GdipSetClipRegion(IntPtr graphics, IntPtr region, CombineMode combineMode);
 619                 [DllImport("gdiplus.dll")]
 620                 internal static extern Status GdipSetClipGraphics(IntPtr graphics, IntPtr srcgraphics, CombineMode combineMode);
 621                 [DllImport("gdiplus.dll")]
 622                 internal static extern Status GdipResetClip(IntPtr graphics);
 623                 [DllImport("gdiplus.dll")]
 624                 internal static extern Status GdipEndContainer(IntPtr graphics, int state);
 625                 [DllImport("gdiplus.dll")]
 626                 internal static extern Status GdipGetClip (IntPtr graphics, IntPtr region);
 627
 628                 [DllImport("gdiplus.dll")]
 629                 internal static extern Status GdipFillClosedCurve(IntPtr graphics, IntPtr brush, PointF [] points, int count);
 630
 631                 [DllImport("gdiplus.dll")]
 632                 internal static extern Status GdipFillClosedCurveI(IntPtr graphics, IntPtr brush, Point [] points, int count);
 633
 634                 [DllImport("gdiplus.dll")]
 635                 internal static extern Status GdipFillClosedCurve2(IntPtr graphics, IntPtr brush,
 636                                           PointF [] points, int count, float tension, FillMode fillMode);
 637
 638                 [DllImport("gdiplus.dll")]
 639                 internal static extern Status GdipFillClosedCurve2I(IntPtr graphics, IntPtr brush,
 640                               Point [] points, int count, float tension, FillMode fillMode);
 641
 642                 [DllImport("gdiplus.dll")]
 643                 internal static extern Status GdipFillPie(IntPtr graphics, IntPtr brush, float x, float y,
 644                 float width, float height, float startAngle, float sweepAngle);
 645
 646                 [DllImport("gdiplus.dll")]
 647                 internal static extern Status GdipFillPieI(IntPtr graphics, IntPtr brush, int x, int y,
 648              int width, int height, float startAngle, float sweepAngle);
 649
 650                 [DllImport("gdiplus.dll")]
 651                 internal static extern Status GdipFillPath(IntPtr graphics, IntPtr brush, IntPtr path);
 652
 653                 [DllImport("gdiplus.dll")]
 654                 internal static extern Status GdipGetNearestColor(IntPtr graphics,  out int argb);
 655
 656                 [DllImport("gdiplus.dll")]
 657                 internal static extern Status GdipIsVisiblePoint(IntPtr graphics, float x, float y, out bool result);
 658
 659                 [DllImport("gdiplus.dll")]
 660                 internal static extern Status GdipIsVisiblePointI(IntPtr graphics, int x, int y, out bool result);
 661
 662                 [DllImport("gdiplus.dll")]
 663                 internal static extern Status GdipIsVisibleRect(IntPtr graphics, float x, float y,
 664                            float width, float height, out bool result);
 665
 666                 [DllImport("gdiplus.dll")]
 667                 internal static extern Status GdipIsVisibleRectI(IntPtr graphics, int x, int y,
 668                            int width, int height, out bool result);
 669
 670                 [DllImport("gdiplus.dll")]
 671                 internal static extern Status GdipTransformPoints(IntPtr graphics, CoordinateSpace destSpace,
 672                              CoordinateSpace srcSpace, IntPtr points,  int count);
 673
 674                 [DllImport("gdiplus.dll")]
 675                 internal static extern Status GdipTransformPointsI(IntPtr graphics, CoordinateSpace destSpace,
 676                              CoordinateSpace srcSpace, IntPtr points, int count);
 677
 678         [DllImport("gdiplus.dll")]
 679                 internal static extern Status GdipTranslateClip(IntPtr graphics, float dx, float dy);
 680                 [DllImport("gdiplus.dll")]
 681                 internal static extern Status GdipTranslateClipI(IntPtr graphics, int dx, int dy);
 682                 [DllImport("gdiplus.dll")]
 683                 internal static extern Status GdipGetClipBounds(IntPtr graphics, out RectangleF rect);
 684                 [DllImport("gdiplus.dll")]
 685                 internal static extern Status GdipSetCompositingMode(IntPtr graphics, CompositingMode compositingMode);
 686                 [DllImport("gdiplus.dll")]
 687                 internal static extern Status GdipGetCompositingMode(IntPtr graphics, out CompositingMode compositingMode);
 688                 [DllImport("gdiplus.dll")]
 689                 internal static extern Status GdipSetCompositingQuality(IntPtr graphics, CompositingQuality compositingQuality);
 690                 [DllImport("gdiplus.dll")]
 691                 internal static extern Status GdipGetCompositingQuality(IntPtr graphics, out CompositingQuality compositingQuality);
 692                 [DllImport("gdiplus.dll")]
 693                 internal static extern Status GdipSetInterpolationMode(IntPtr graphics, InterpolationMode interpolationMode);
 694                 [DllImport("gdiplus.dll")]
 695                 internal static extern Status GdipGetInterpolationMode(IntPtr graphics, out InterpolationMode interpolationMode);
 696                 [DllImport("gdiplus.dll")]
 697                 internal static extern Status GdipGetDpiX(IntPtr graphics, out float dpi);
 698                 [DllImport("gdiplus.dll")]
 699                 internal static extern Status GdipGetDpiY(IntPtr graphics, out float dpi);
 700                 [DllImport("gdiplus.dll")]
 701                 internal static extern Status GdipIsClipEmpty(IntPtr graphics, out bool result);
 702                 [DllImport("gdiplus.dll")]
 703                 internal static extern Status GdipIsVisibleClipEmpty(IntPtr graphics, out bool result);
 704                 [DllImport("gdiplus.dll")]
 705                 internal static extern Status GdipGetPageUnit(IntPtr graphics, out GraphicsUnit unit);
 706                 [DllImport("gdiplus.dll")]
 707                 internal static extern Status GdipGetPageScale(IntPtr graphics, out float scale);
 708                 [DllImport("gdiplus.dll")]
 709                 internal static extern Status GdipSetPageUnit(IntPtr graphics, GraphicsUnit unit);
 710                 [DllImport("gdiplus.dll")]
 711                 internal static extern Status GdipSetPageScale(IntPtr graphics, float scale);
 712                 [DllImport("gdiplus.dll")]
 713                 internal static extern Status GdipSetPixelOffsetMode(IntPtr graphics, PixelOffsetMode pixelOffsetMode);
 714                 [DllImport("gdiplus.dll")]
 715                 internal static extern Status GdipGetPixelOffsetMode(IntPtr graphics, out PixelOffsetMode pixelOffsetMode);
 716                 [DllImport("gdiplus.dll")]
 717                 internal static extern Status GdipSetSmoothingMode(IntPtr graphics, SmoothingMode smoothingMode);
 718                 [DllImport("gdiplus.dll")]
 719                 internal static extern Status GdipGetSmoothingMode(IntPtr graphics, out SmoothingMode smoothingMode);
 720                 [DllImport("gdiplus.dll")]
 721                 internal static extern Status GdipSetTextContrast(IntPtr graphics, int contrast);
 722                 [DllImport("gdiplus.dll")]
 723                 internal static extern Status GdipGetTextContrast(IntPtr graphics, out int contrast);
 724                 [DllImport("gdiplus.dll")]
 725                 internal static extern Status GdipSetTextRenderingHint(IntPtr graphics, TextRenderingHint mode);
 726                 [DllImport("gdiplus.dll")]
 727                 internal static extern Status GdipGetTextRenderingHint(IntPtr graphics, out TextRenderingHint mode);
 728                 [DllImport("gdiplus.dll")]
 729                 internal static extern Status GdipGetVisibleClipBounds(IntPtr graphics, out RectangleF rect);
 730
 731                 [DllImport("gdiplus.dll")]
 732                 internal static extern Status GdipFlush(IntPtr graphics, FlushIntention intention);
 733
 734
 735                 // Pen functions
 736                 [DllImport("gdiplus.dll")]
 737                 internal static extern Status GdipCreatePen1 (int argb, float width, Unit unit, out IntPtr pen);
 738                 [DllImport("gdiplus.dll")]
 739                 internal static extern Status GdipCreatePen2 (IntPtr brush, float width, Unit unit, out IntPtr pen);
 740                 [DllImport("gdiplus.dll")]
 741                 internal static extern Status GdipClonePen (IntPtr pen, out IntPtr clonepen);
 742                 [DllImport("gdiplus.dll")]
 743                 internal static extern Status GdipDeletePen(IntPtr pen);
 744                 [DllImport("gdiplus.dll")]
 745                 internal static extern Status GdipSetPenBrushFill (IntPtr pen, IntPtr brush);
 746                 [DllImport("gdiplus.dll")]
 747                 internal static extern Status GdipGetPenBrushFill (IntPtr pen, out IntPtr brush);
 748                 [DllImport("gdiplus.dll")]
 749                 internal static extern Status GdipGetPenFillType (IntPtr pen, out PenType type);
 750                 [DllImport("gdiplus.dll")]
 751                 internal static extern Status GdipSetPenColor (IntPtr pen, int color);
 752                 [DllImport("gdiplus.dll")]
 753                 internal static extern Status GdipGetPenColor (IntPtr pen, out int color);
 754                 [DllImport("gdiplus.dll")]
 755                 internal static extern Status GdipSetPenCompoundArray (IntPtr pen, float[] dash, int count);
 756                 [DllImport("gdiplus.dll")]
 757                 internal static extern Status GdipGetPenCompoundArray (IntPtr pen, float[] dash, int count);
 758                 [DllImport("gdiplus.dll")]
 759                 internal static extern Status GdipGetPenCompoundCount (IntPtr pen, out int count);
 760                 [DllImport("gdiplus.dll")]
 761                 internal static extern Status GdipSetPenDashCap197819 (IntPtr pen, DashCap dashCap);
 762                 [DllImport("gdiplus.dll")]
 763                 internal static extern Status GdipGetPenDashCap197819 (IntPtr pen, out DashCap dashCap);
 764                 [DllImport("gdiplus.dll")]
 765                 internal static extern Status GdipSetPenDashStyle (IntPtr pen, DashStyle dashStyle);
 766                 [DllImport("gdiplus.dll")]
 767                 internal static extern Status GdipGetPenDashStyle (IntPtr pen, out DashStyle dashStyle);
 768                 [DllImport("gdiplus.dll")]
 769                 internal static extern Status GdipSetPenDashOffset (IntPtr pen, float offset);
 770                 [DllImport("gdiplus.dll")]
 771                 internal static extern Status GdipGetPenDashOffset (IntPtr pen, out float offset);
 772                 [DllImport("gdiplus.dll")]
 773                 internal static extern Status GdipGetPenDashCount (IntPtr pen, out int count);
 774                 [DllImport("gdiplus.dll")]
 775                 internal static extern Status GdipSetPenDashArray (IntPtr pen, float[] dash, int count);
 776                 [DllImport("gdiplus.dll")]
 777                 internal static extern Status GdipGetPenDashArray (IntPtr pen, float[] dash, int count);
 778                 [DllImport("gdiplus.dll")]
 779                 internal static extern Status GdipSetPenMiterLimit (IntPtr pen, float miterLimit);
 780                 [DllImport("gdiplus.dll")]
 781                 internal static extern Status GdipGetPenMiterLimit (IntPtr pen, out float miterLimit);
 782                 [DllImport("gdiplus.dll")]
 783                 internal static extern Status GdipSetPenLineJoin (IntPtr pen, LineJoin lineJoin);
 784                 [DllImport("gdiplus.dll")]
 785                 internal static extern Status GdipGetPenLineJoin (IntPtr pen, out LineJoin lineJoin);
 786                 [DllImport("gdiplus.dll")]
 787                 internal static extern Status GdipSetPenLineCap197819 (IntPtr pen, LineCap startCap, LineCap endCap, DashCap dashCap);
 788                 [DllImport("gdiplus.dll")]
 789                 internal static extern Status GdipSetPenMode (IntPtr pen, PenAlignment alignment);
 790                 [DllImport("gdiplus.dll")]
 791                 internal static extern Status GdipGetPenMode (IntPtr pen, out PenAlignment alignment);
 792                 [DllImport("gdiplus.dll")]
 793                 internal static extern Status GdipSetPenStartCap (IntPtr pen, LineCap startCap);
 794                 [DllImport("gdiplus.dll")]
 795                 internal static extern Status GdipGetPenStartCap (IntPtr pen, out LineCap startCap);
 796                 [DllImport("gdiplus.dll")]
 797                 internal static extern Status GdipSetPenEndCap (IntPtr pen, LineCap endCap);
 798                 [DllImport("gdiplus.dll")]
 799                 internal static extern Status GdipGetPenEndCap (IntPtr pen, out LineCap endCap);
 800                 [DllImport("gdiplus.dll")]
 801                 internal static extern Status GdipSetPenCustomStartCap (IntPtr pen, IntPtr customCap);
 802                 [DllImport("gdiplus.dll")]
 803                 internal static extern Status GdipGetPenCustomStartCap (IntPtr pen, out IntPtr customCap);
 804                 [DllImport("gdiplus.dll")]
 805                 internal static extern Status GdipSetPenCustomEndCap (IntPtr pen, IntPtr customCap);
 806                 [DllImport("gdiplus.dll")]
 807                 internal static extern Status GdipGetPenCustomEndCap (IntPtr pen, out IntPtr customCap);
 808                 [DllImport("gdiplus.dll")]
 809                 internal static extern Status GdipSetPenTransform (IntPtr pen, IntPtr matrix);
 810                 [DllImport("gdiplus.dll")]
 811                 internal static extern Status GdipGetPenTransform (IntPtr pen, IntPtr matrix);
 812                 [DllImport("gdiplus.dll")]
 813                 internal static extern Status GdipSetPenWidth (IntPtr pen, float width);
 814                 [DllImport("gdiplus.dll")]
 815                 internal static extern Status GdipGetPenWidth (IntPtr pen, out float width);
 816                 [DllImport("gdiplus.dll")]
 817                 internal static extern Status GdipResetPenTransform (IntPtr pen);
 818                 [DllImport("gdiplus.dll")]
 819                 internal static extern Status GdipMultiplyPenTransform (IntPtr pen, IntPtr matrix, MatrixOrder order);
 820                 [DllImport("gdiplus.dll")]
 821                 internal static extern Status GdipRotatePenTransform (IntPtr pen, float angle, MatrixOrder order);
 822                 [DllImport("gdiplus.dll")]
 823                 internal static extern Status GdipScalePenTransform (IntPtr pen, float sx, float sy, MatrixOrder order);
 824                 [DllImport("gdiplus.dll")]
 825                 internal static extern Status GdipTranslatePenTransform (IntPtr pen, float dx, float dy, MatrixOrder order);
 826
 827                 // CustomLineCap functions
 828                 [DllImport("gdiplus.dll")]
 829                 internal static extern Status GdipCreateCustomLineCap (IntPtr fillPath, IntPtr strokePath, LineCap baseCap, float baseInset, out IntPtr customCap);
 830                 [DllImport("gdiplus.dll")]
 831                 internal static extern Status GdipDeleteCustomLineCap (IntPtr customCap);
 832                 [DllImport("gdiplus.dll")]
 833                 internal static extern Status GdipCloneCustomLineCap (IntPtr customCap, out IntPtr clonedCap);
 834                 [DllImport("gdiplus.dll")]
 835                 internal static extern Status GdipSetCustomLineCapStrokeCaps (IntPtr customCap, LineCap startCap, LineCap endCap);
 836                 [DllImport("gdiplus.dll")]
 837                 internal static extern Status GdipGetCustomLineCapStrokeCaps (IntPtr customCap, out LineCap startCap, out LineCap endCap);
 838                 [DllImport("gdiplus.dll")]
 839                 internal static extern Status GdipSetCustomLineCapStrokeJoin (IntPtr customCap, LineJoin lineJoin);
 840                 [DllImport("gdiplus.dll")]
 841                 internal static extern Status GdipGetCustomLineCapStrokeJoin (IntPtr customCap, out LineJoin lineJoin);
 842                 [DllImport("gdiplus.dll")]
 843                 internal static extern Status GdipSetCustomLineCapBaseCap (IntPtr customCap, LineCap baseCap);
 844                 [DllImport("gdiplus.dll")]
 845                 internal static extern Status GdipGetCustomLineCapBaseCap (IntPtr customCap, out LineCap baseCap);
 846                 [DllImport("gdiplus.dll")]
 847                 internal static extern Status GdipSetCustomLineCapBaseInset (IntPtr customCap, float inset);
 848                 [DllImport("gdiplus.dll")]
 849                 internal static extern Status GdipGetCustomLineCapBaseInset (IntPtr customCap, out float inset);
 850                 [DllImport("gdiplus.dll")]
 851                 internal static extern Status GdipSetCustomLineCapWidthScale (IntPtr customCap, float widthScale);
 852                 [DllImport("gdiplus.dll")]
 853                 internal static extern Status GdipGetCustomLineCapWidthScale (IntPtr customCap, out float widthScale);
 854
 855                 // AdjustableArrowCap functions
 856                 [DllImport("gdiplus.dll")]
 857                 internal static extern Status GdipCreateAdjustableArrowCap (float height, float width, bool isFilled, out IntPtr arrowCap);
 858                 [DllImport("gdiplus.dll")]
 859                 internal static extern Status GdipSetAdjustableArrowCapHeight (IntPtr arrowCap, float height);
 860                 [DllImport("gdiplus.dll")]
 861                 internal static extern Status GdipGetAdjustableArrowCapHeight (IntPtr arrowCap, out float height);
 862                 [DllImport("gdiplus.dll")]
 863                 internal static extern Status GdipSetAdjustableArrowCapWidth (IntPtr arrowCap, float width);
 864                 [DllImport("gdiplus.dll")]
 865                 internal static extern Status GdipGetAdjustableArrowCapWidth (IntPtr arrowCap, out float width);
 866                 [DllImport("gdiplus.dll")]
 867                 internal static extern Status GdipSetAdjustableArrowCapMiddleInset (IntPtr arrowCap, float middleInset);
 868                 [DllImport("gdiplus.dll")]
 869                 internal static extern Status GdipGetAdjustableArrowCapMiddleInset (IntPtr arrowCap, out float middleInset);
 870                 [DllImport("gdiplus.dll")]
 871                 internal static extern Status GdipSetAdjustableArrowCapFillState (IntPtr arrowCap, bool isFilled);
 872                 [DllImport("gdiplus.dll")]
 873                 internal static extern Status GdipGetAdjustableArrowCapFillState (IntPtr arrowCap, out bool isFilled);
 874
 875
 876                 [DllImport("gdiplus.dll")]
 877                 internal static extern Status GdipCreateFromHWND (IntPtr hwnd, out IntPtr graphics);
 878
 879                 [DllImport("gdiplus.dll", CharSet=CharSet.Unicode)]
 880                 internal static extern Status GdipMeasureString(IntPtr graphics, string str, int length, IntPtr font,
 881                  ref RectangleF layoutRect, IntPtr stringFormat, out RectangleF boundingBox, out int codepointsFitted,
 882                                 out int linesFilled);
 883
 884                 [DllImport("gdiplus.dll", CharSet=CharSet.Unicode)]
 885                 internal static extern Status GdipMeasureCharacterRanges (IntPtr graphics, string str, int length, IntPtr font,
 886                         ref RectangleF layoutRect, IntPtr stringFormat, int regcount, out IntPtr regions);
 887
 888                 [DllImport("gdiplus.dll")]
 889                 internal static extern Status GdipSetStringFormatMeasurableCharacterRanges (IntPtr native,
 890                         int cnt, CharacterRange [] range);
 891
 892                 [DllImport("gdiplus.dll")]
 893                 internal static extern Status GdipGetStringFormatMeasurableCharacterRangeCount (IntPtr native,
 894                         out int cnt);
 895
 896                 // Bitmap functions
 897                 [DllImport("gdiplus.dll")]
 898                 internal static extern Status GdipCreateBitmapFromScan0 (int width, int height, int stride, PixelFormat format, IntPtr scan0, out IntPtr bmp);
 899
 900                 [DllImport("gdiplus.dll")]
 901                 internal static extern Status GdipCreateBitmapFromGraphics (int width, int height, IntPtr target, out IntPtr bitmap);
 902
 903                 [DllImport("gdiplus.dll")]
 904                 internal static extern Status GdipBitmapLockBits (IntPtr bmp, ref Rectangle rc, ImageLockMode flags, PixelFormat format, [In, Out] BitmapData bmpData);
 905
 906                 [DllImport("gdiplus.dll")]
 907                 internal static extern Status GdipBitmapSetResolution(IntPtr bmp, float xdpi, float ydpi);
 908
 909                 [DllImport("gdiplus.dll")]
 910                 internal static extern Status GdipBitmapUnlockBits (IntPtr bmp, [In,Out] BitmapData bmpData);
 911
 912                 [DllImport("gdiplus.dll")]
 913                 internal static extern Status GdipBitmapGetPixel (IntPtr bmp, int x, int y, out int argb);
 914
 915                 [DllImport("gdiplus.dll")]
 916                 internal static extern Status GdipBitmapSetPixel (IntPtr bmp, int x, int y, int argb);
 917
 918                 // Image functions
 919                 [DllImport("gdiplus.dll", CharSet=CharSet.Auto)]
 920                 internal static extern Status GdipLoadImageFromFile ( [MarshalAs(UnmanagedType.LPWStr)] string filename, out IntPtr image );
 921
 922                 // Stream functions for Win32 (original Win32 ones)
 923                 [DllImport("gdiplus.dll", ExactSpelling=true, CharSet=CharSet.Unicode)]
 924                 internal static extern Status GdipLoadImageFromStream([MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(ComIStreamMarshaler))] IStream stream, out IntPtr image);
 925
 926                 [DllImport("gdiplus.dll", ExactSpelling=true, CharSet=CharSet.Unicode)]
 927                 internal static extern Status GdipSaveImageToStream(HandleRef image, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(ComIStreamMarshaler))] IStream stream, [In()] ref Guid clsidEncoder, HandleRef encoderParams);
 928
 929
 930                 [DllImport("gdiplus.dll")]
 931                 internal static extern Status GdipCloneImage(IntPtr image, out IntPtr imageclone);
 932
 933                 [DllImport("gdiplus.dll", CharSet=CharSet.Auto)]
 934                 internal static extern Status GdipLoadImageFromFileICM ( [MarshalAs(UnmanagedType.LPWStr)] string filename, out IntPtr image );
 935
 936                 [DllImport("gdiplus.dll")]
 937                 internal static extern Status GdipCreateBitmapFromHBITMAP ( IntPtr hBitMap, IntPtr gdiPalette, out IntPtr image );
 938
 939                 [DllImport("gdiplus.dll")]
 940                 internal static extern Status GdipDisposeImage ( IntPtr image );
 941
 942                 [DllImport("gdiplus.dll")]
 943                 internal static extern Status GdipGetImageFlags(IntPtr image, out int flag);
 944
 945                 [DllImport("gdiplus.dll")]
 946                 internal static extern Status GdipImageGetFrameDimensionsCount ( IntPtr image, out uint count );
 947
 948                 [DllImport("gdiplus.dll")]
 949                 internal static extern Status GdipImageGetFrameDimensionsList ( IntPtr image, [Out] Guid [] dimensionIDs, uint count );
 950
 951                 [DllImport("gdiplus.dll")]
 952                 internal static extern Status GdipGetImageHeight (IntPtr image, out int height);
 953
 954                 [DllImport("gdiplus.dll")]
 955                 internal static extern Status GdipGetImageHorizontalResolution ( IntPtr image, out float resolution );
 956
 957                 [DllImport("gdiplus.dll")]
 958                 internal static extern Status GdipGetImagePaletteSize ( IntPtr image, out int size );
 959
 960                 [DllImport("gdiplus.dll")]
 961                 internal static extern Status GdipGetImagePalette (IntPtr image, IntPtr palette, int size);
 962
 963                 [DllImport("gdiplus.dll")]
 964                 internal static extern Status GdipSetImagePalette (IntPtr image, IntPtr palette);
 965
 966                 [DllImport("gdiplus.dll")]
 967                 internal static extern Status GdipGetImageDimension ( IntPtr image, out float width, out float height );
 968
 969                 [DllImport("gdiplus.dll")]
 970                 internal static extern Status GdipGetImagePixelFormat ( IntPtr image, out PixelFormat format );
 971
 972                 [DllImport("gdiplus.dll")]
 973                 internal static extern Status GdipGetPropertyCount (IntPtr image, out uint propNumbers);
 974
 975                 [DllImport("gdiplus.dll")]
 976                 internal static extern Status GdipGetPropertyIdList (IntPtr image, uint propNumbers, [Out] int [] list);
 977
 978                 [DllImport("gdiplus.dll")]
 979                 internal static extern Status GdipGetPropertySize (IntPtr image, out int bufferSize, out int propNumbers);
 980
 981                 [DllImport("gdiplus.dll")]
 982                 internal static extern Status GdipGetAllPropertyItems (IntPtr image, int bufferSize, int propNumbers, IntPtr items);
 983
 984                 [DllImport("gdiplus.dll")]
 985                 internal static extern Status GdipGetImageRawFormat ( IntPtr image, out Guid format );
 986
 987                 [DllImport("gdiplus.dll")]
 988                 internal static extern Status GdipGetImageVerticalResolution ( IntPtr image, out float resolution );
 989
 990                 [DllImport("gdiplus.dll")]
 991                 internal static extern Status GdipGetImageWidth ( IntPtr image, out int width);
 992
 993                 [DllImport("gdiplus.dll")]
 994                 internal static extern Status GdipGetImageBounds ( IntPtr image, out RectangleF source, ref GraphicsUnit unit );
 995
 996                 [DllImport("gdiplus.dll")]
 997                 internal static extern Status GdipGetEncoderParameterListSize ( IntPtr image, ref Guid encoder, out uint size );
 998
 999                 [DllImport("gdiplus.dll")]
1000                 internal static extern Status GdipGetEncoderParameterList ( IntPtr image, ref Guid encoder, uint size, IntPtr buffer );
1001
1002                 [DllImport("gdiplus.dll")]
1003                 internal static extern Status GdipImageGetFrameCount (IntPtr image, ref Guid guidDimension, out int count );
1004
1005                 [DllImport("gdiplus.dll")]
1006                 internal static extern Status GdipImageSelectActiveFrame (IntPtr image, ref Guid guidDimension, int frameIndex);
1007
1008                 [DllImport("gdiplus.dll")]
1009                 internal static extern Status GdipGetPropertyItemSize (IntPtr image, int propertyID, out int propertySize);
1010
1011                 [DllImport("gdiplus.dll")]
1012                 internal static extern Status GdipGetPropertyItem (IntPtr image, int propertyID, int propertySize, IntPtr buffer);
1013
1014                 [DllImport("gdiplus.dll")]
1015                 internal static extern Status GdipRemovePropertyItem (IntPtr image, int propertyId);
1016
1017                 [DllImport("gdiplus.dll")]
1018                 internal static extern Status GdipSetPropertyItem (IntPtr image, IntPtr propertyItem);
1019
1020                 [DllImport("gdiplus.dll")]
1021                 internal static extern Status GdipGetImageThumbnail ( IntPtr image, uint width, uint height, out IntPtr thumbImage, IntPtr callback, IntPtr callBackData );
1022
1023                 [DllImport("gdiplus.dll")]
1024                 internal static extern Status GdipImageRotateFlip ( IntPtr image, RotateFlipType rotateFlipType );
1025
1026                 [DllImport("gdiplus.dll", CharSet=CharSet.Unicode)]
1027                 internal static extern Status GdipSaveImageToFile (IntPtr image, string filename,  ref Guid encoderClsID, IntPtr encoderParameters);
1028
1029                 [DllImport("gdiplus.dll")]
1030                 internal static extern Status GdipSaveAdd ( IntPtr image, IntPtr encoderParameters );
1031
1032                 [DllImport("gdiplus.dll")]
1033                 internal static extern Status GdipSaveAddImage (IntPtr image, IntPtr imagenew, IntPtr encoderParameters);
1034
1035                 [DllImport("gdiplus.dll")]
1036                 internal static extern Status GdipDrawImageI (IntPtr graphics, IntPtr image, int x, int y);
1037                 [DllImport("gdiplus.dll")]
1038                 internal static extern Status GdipGetImageGraphicsContext (IntPtr image, out IntPtr graphics);
1039                 [DllImport("gdiplus.dll")]
1040                 internal static extern Status GdipDrawImage (IntPtr graphics, IntPtr image, float x, float y);
1041                 [DllImport("gdiplus.dll")]
1042                 internal static extern Status GdipBeginContainer (IntPtr graphics,  RectangleF dstrect,
1043                    RectangleF srcrect, GraphicsUnit unit, out int  state);
1044
1045                 [DllImport("gdiplus.dll")]
1046                 internal static extern Status GdipBeginContainerI (IntPtr graphics, Rectangle dstrect,
1047                     Rectangle srcrect, GraphicsUnit unit, out int state);
1048
1049                 [DllImport("gdiplus.dll")]
1050                 internal static extern Status GdipBeginContainer2 (IntPtr graphics, out int state);
1051
1052                 [DllImport("gdiplus.dll")]
1053                 internal static extern Status GdipDrawImagePoints (IntPtr graphics, IntPtr image, PointF [] destPoints, int count);
1054
1055
1056                 [DllImport("gdiplus.dll")]
1057                 internal static extern Status GdipDrawImagePointsI (IntPtr graphics, IntPtr image,  Point [] destPoints, int count);
1058
1059                 [DllImport("gdiplus.dll")]
1060                 internal static extern Status GdipDrawImageRectRectI (IntPtr graphics, IntPtr image,
1061                                 int dstx, int dsty, int dstwidth, int dstheight,
1062                                 int srcx, int srcy, int srcwidth, int srcheight,
1063                                 GraphicsUnit srcUnit, IntPtr imageattr, Graphics.DrawImageAbort callback, IntPtr callbackData);
1064
1065                 [DllImport("gdiplus.dll")]
1066                 internal static extern Status GdipDrawImageRectRect (IntPtr graphics, IntPtr image,
1067                                 float dstx, float dsty, float dstwidth, float dstheight,
1068                                 float srcx, float srcy, float srcwidth, float srcheight,
1069                                 GraphicsUnit srcUnit, IntPtr imageattr, Graphics.DrawImageAbort callback, IntPtr callbackData);
1070
1071                 [DllImport("gdiplus.dll")]
1072                 internal static extern Status GdipDrawImagePointsRectI (IntPtr graphics, IntPtr image,
1073                          Point [] destPoints, int count, int srcx, int srcy, int srcwidth, int srcheight,
1074                          GraphicsUnit srcUnit, IntPtr imageattr, Graphics.DrawImageAbort callback, IntPtr callbackData);
1075
1076                 [DllImport("gdiplus.dll")]
1077                 internal static extern Status GdipDrawImagePointsRect (IntPtr graphics, IntPtr image,
1078                          PointF [] destPoints, int count, float srcx, float srcy, float srcwidth, float srcheight,
1079                          GraphicsUnit srcUnit, IntPtr imageattr, Graphics.DrawImageAbort callback, IntPtr callbackData);
1080
1081                 [DllImport("gdiplus.dll")]
1082                 internal static extern Status GdipDrawImageRect(IntPtr graphics, IntPtr image, float x, float y, float width, float height);
1083                 [DllImport("gdiplus.dll")]
1084                 internal static extern Status GdipDrawImagePointRect(IntPtr graphics, IntPtr image, float x,
1085                                 float y, float srcx, float srcy, float srcwidth, float srcheight, GraphicsUnit srcUnit);
1086
1087                 [DllImport("gdiplus.dll")]
1088                 internal static extern Status GdipDrawImagePointRectI(IntPtr graphics, IntPtr image, int x,
1089                                 int y, int srcx, int srcy, int srcwidth,
1090                                 int srcheight, GraphicsUnit srcUnit);
1091
1092                 [DllImport("gdiplus.dll")]
1093                 internal static extern Status GdipCreateStringFormat(StringFormatFlags formatAttributes,  int language, out IntPtr native);
1094
1095                 [DllImport("gdiplus.dll")]
1096                 internal static extern Status GdipCreateHBITMAPFromBitmap (IntPtr bmp, out IntPtr HandleBmp, int clrbackground);
1097
1098                 [DllImport("gdiplus.dll", CharSet=CharSet.Auto)]
1099                 internal static extern Status GdipCreateBitmapFromFile ([MarshalAs (UnmanagedType.LPWStr)] string filename, out IntPtr bitmap);
1100
1101                 [DllImport("gdiplus.dll", CharSet=CharSet.Auto)]
1102                 internal static extern Status GdipCreateBitmapFromFileICM ([MarshalAs (UnmanagedType.LPWStr)] string filename, out IntPtr bitmap);
1103
1104                 [DllImport("gdiplus.dll")]
1105                 internal static extern Status GdipCreateHICONFromBitmap (IntPtr bmp, out IntPtr HandleIcon);
1106
1107                 [DllImport("gdiplus.dll")]
1108                 internal static extern Status GdipCreateBitmapFromHICON (IntPtr  hicon,  out IntPtr bitmap);
1109
1110                 [DllImport("gdiplus.dll")]
1111                 internal static extern Status GdipCreateBitmapFromResource (IntPtr hInstance,
1112                                 string lpBitmapName, out IntPtr bitmap);
1113
1114                 // Matrix functions
1115                 [DllImport ("gdiplus.dll")]
1116                 internal static extern Status GdipCreateMatrix (out IntPtr matrix);
1117                 [DllImport ("gdiplus.dll")]
1118                 internal static extern Status GdipCreateMatrix2 (float m11, float m12, float m21, float m22, float dx, float dy, out IntPtr matrix);
1119                 [DllImport ("gdiplus.dll")]
1120                 internal static extern Status GdipCreateMatrix3 (RectangleF rect, PointF [] dstplg, out IntPtr matrix);
1121                 [DllImport ("gdiplus.dll")]
1122                 internal static extern Status GdipCreateMatrix3I (Rectangle rect, Point [] dstplg, out IntPtr matrix);
1123                 [DllImport ("gdiplus.dll")]
1124                 internal static extern Status GdipDeleteMatrix (IntPtr matrix);
1125
1126                 [DllImport ("gdiplus.dll")]
1127                 internal static extern Status GdipCloneMatrix (IntPtr matrix, out IntPtr cloneMatrix);
1128                 [DllImport ("gdiplus.dll")]
1129                 internal static extern Status GdipSetMatrixElements (IntPtr matrix, float m11, float m12, float m21, float m22, float dx, float dy);
1130                 [DllImport ("gdiplus.dll")]
1131                 internal static extern Status GdipGetMatrixElements (IntPtr matrix, IntPtr matrixOut);
1132                 [DllImport ("gdiplus.dll")]
1133                 internal static extern Status GdipMultiplyMatrix (IntPtr matrix, IntPtr matrix2, MatrixOrder order);
1134                 [DllImport ("gdiplus.dll")]
1135                 internal static extern Status GdipTranslateMatrix (IntPtr matrix, float offsetX, float offsetY, MatrixOrder order);
1136                 [DllImport ("gdiplus.dll")]
1137                 internal static extern Status GdipScaleMatrix (IntPtr matrix, float scaleX, float scaleY, MatrixOrder order);
1138                 [DllImport ("gdiplus.dll")]
1139                 internal static extern Status GdipRotateMatrix (IntPtr matrix, float angle, MatrixOrder order);
1140
1141                 [DllImport ("gdiplus.dll")]
1142                 internal static extern Status GdipShearMatrix (IntPtr matrix, float shearX, float shearY, MatrixOrder order);
1143
1144                 [DllImport ("gdiplus.dll")]
1145                 internal static extern Status GdipInvertMatrix (IntPtr matrix);
1146                 [DllImport ("gdiplus.dll")]
1147                 internal static extern Status GdipTransformMatrixPoints (IntPtr matrix, PointF [] pts, int count);
1148                 [DllImport ("gdiplus.dll")]
1149                 internal static extern Status GdipTransformMatrixPointsI (IntPtr matrix, Point [] pts, int count);
1150                 [DllImport ("gdiplus.dll")]
1151                 internal static extern Status GdipVectorTransformMatrixPoints (IntPtr matrix, PointF [] pts, int count);
1152                 [DllImport ("gdiplus.dll")]
1153                 internal static extern Status GdipVectorTransformMatrixPointsI (IntPtr matrix, Point [] pts, int count);
1154                 [DllImport ("gdiplus.dll")]
1155                 internal static extern Status GdipIsMatrixInvertible (IntPtr matrix, out bool result);
1156
1157                 [DllImport ("gdiplus.dll")]
1158                 internal static extern Status GdipIsMatrixIdentity (IntPtr matrix, out bool result);
1159                 [DllImport ("gdiplus.dll")]
1160                 internal static extern Status GdipIsMatrixEqual (IntPtr matrix, IntPtr matrix2, out bool result);
1161
1162                 // GraphicsPath functions
1163                 [DllImport ("gdiplus.dll")]
1164                 internal static extern Status GdipCreatePath (FillMode brushMode, out IntPtr path);
1165                 [DllImport ("gdiplus.dll")]
1166                 internal static extern Status GdipCreatePath2 (PointF [] points, byte [] types, int count, FillMode brushMode, out IntPtr path);
1167                 [DllImport ("gdiplus.dll")]
1168                 internal static extern Status GdipCreatePath2I (Point [] points, byte [] types, int count, FillMode brushMode, out IntPtr path);
1169                 [DllImport ("gdiplus.dll")]
1170                 internal static extern Status GdipClonePath (IntPtr path, out IntPtr clonePath);
1171                 [DllImport ("gdiplus.dll")]
1172                 internal static extern Status GdipDeletePath (IntPtr path);
1173                 [DllImport ("gdiplus.dll")]
1174                 internal static extern Status GdipResetPath (IntPtr path);
1175                 [DllImport ("gdiplus.dll")]
1176                 internal static extern Status GdipGetPointCount (IntPtr path, out int count);
1177                 [DllImport ("gdiplus.dll")]
1178                 internal static extern Status GdipGetPathTypes (IntPtr path, [Out] byte [] types, int count);
1179                 [DllImport ("gdiplus.dll")]
1180                 internal static extern Status GdipGetPathPoints (IntPtr path, [Out] PointF [] points, int count);
1181                 [DllImport ("gdiplus.dll")]
1182                 internal static extern Status GdipGetPathPointsI (IntPtr path, [Out] Point [] points, int count);
1183                 [DllImport ("gdiplus.dll")]
1184                 internal static extern Status GdipGetPathFillMode (IntPtr path, out FillMode fillMode);
1185                 [DllImport ("gdiplus.dll")]
1186                 internal static extern Status GdipSetPathFillMode (IntPtr path, FillMode fillMode);
1187                 [DllImport ("gdiplus.dll")]
1188                 internal static extern Status GdipStartPathFigure (IntPtr path);
1189                 [DllImport ("gdiplus.dll")]
1190                 internal static extern Status GdipClosePathFigure (IntPtr path);
1191                 [DllImport ("gdiplus.dll")]
1192                 internal static extern Status GdipClosePathFigures (IntPtr path);
1193                 [DllImport ("gdiplus.dll")]
1194                 internal static extern Status GdipSetPathMarker (IntPtr path);
1195                 [DllImport ("gdiplus.dll")]
1196                 internal static extern Status GdipClearPathMarkers (IntPtr path);
1197                 [DllImport ("gdiplus.dll")]
1198                 internal static extern Status GdipReversePath (IntPtr path);
1199                 [DllImport ("gdiplus.dll")]
1200                 internal static extern Status GdipGetPathLastPoint (IntPtr path, out PointF lastPoint);
1201                 [DllImport ("gdiplus.dll")]
1202                 internal static extern Status GdipAddPathLine (IntPtr path, float x1, float y1, float x2, float y2);
1203                 [DllImport ("gdiplus.dll")]
1204                 internal static extern Status GdipAddPathArc (IntPtr path, float x, float y, float width, float height, float startAngle, float sweepAngle);
1205                 [DllImport ("gdiplus.dll")]
1206                 internal static extern Status GdipAddPathBezier (IntPtr path, float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4);
1207                 [DllImport ("gdiplus.dll")]
1208                 internal static extern Status GdipAddPathBeziers (IntPtr path, PointF [] points, int count);
1209                 [DllImport ("gdiplus.dll")]
1210                 internal static extern Status GdipAddPathCurve (IntPtr path, PointF [] points, int count);
1211                 [DllImport ("gdiplus.dll")]
1212                 internal static extern Status GdipAddPathCurveI (IntPtr path, Point [] points, int count);
1213                 [DllImport ("gdiplus.dll")]
1214                 internal static extern Status GdipAddPathCurve2 (IntPtr path, PointF [] points, int count, float tension);
1215                 [DllImport ("gdiplus.dll")]
1216                 internal static extern Status GdipAddPathCurve2I (IntPtr path, Point [] points, int count, float tension);
1217                 [DllImport ("gdiplus.dll")]
1218                 internal static extern Status GdipAddPathCurve3 (IntPtr path, PointF [] points, int count, int offset, int numberOfSegments, float tension);
1219                 [DllImport ("gdiplus.dll")]
1220                 internal static extern Status GdipAddPathCurve3I (IntPtr path, Point [] points, int count, int offset, int numberOfSegments, float tension);
1221                 [DllImport ("gdiplus.dll")]
1222                 internal static extern Status GdipAddPathClosedCurve (IntPtr path, PointF [] points, int count);
1223                 [DllImport ("gdiplus.dll")]
1224                 internal static extern Status GdipAddPathClosedCurveI (IntPtr path, Point [] points, int count);
1225                 [DllImport ("gdiplus.dll")]
1226                 internal static extern Status GdipAddPathClosedCurve2 (IntPtr path, PointF [] points, int count, float tension);
1227                 [DllImport ("gdiplus.dll")]
1228                 internal static extern Status GdipAddPathClosedCurve2I (IntPtr path, Point [] points, int count, float tension);
1229                 [DllImport ("gdiplus.dll")]
1230                 internal static extern Status GdipAddPathRectangle (IntPtr path, float x, float y, float width, float height);
1231                 [DllImport ("gdiplus.dll")]
1232                 internal static extern Status GdipAddPathRectangles (IntPtr path, RectangleF [] rects, int count);
1233                 [DllImport ("gdiplus.dll")]
1234                 internal static extern Status GdipAddPathEllipse (IntPtr path, float x, float y, float width, float height);
1235                 [DllImport ("gdiplus.dll")]
1236                 internal static extern Status GdipAddPathEllipseI (IntPtr path, int x, int y, int width, int height);
1237                 [DllImport ("gdiplus.dll")]
1238                 internal static extern Status GdipAddPathPie (IntPtr path, float x, float y, float width, float height, float startAngle, float sweepAngle);
1239                 [DllImport ("gdiplus.dll")]
1240                 internal static extern Status GdipAddPathPieI (IntPtr path, int x, int y, int width, int height, float startAngle, float sweepAngle);
1241                 [DllImport ("gdiplus.dll")]
1242                 internal static extern Status GdipAddPathPolygon (IntPtr path, PointF [] points, int count);
1243                 [DllImport ("gdiplus.dll")]
1244                 internal static extern Status GdipAddPathPath (IntPtr path, IntPtr addingPath, bool connect);
1245                 [DllImport ("gdiplus.dll")]
1246                 internal static extern Status GdipAddPathLineI (IntPtr path, int x1, int y1, int x2, int y2);
1247                 [DllImport ("gdiplus.dll")]
1248                 internal static extern Status GdipAddPathArcI (IntPtr path, int x, int y, int width, int height, float startAngle, float sweepAngle);
1249
1250                 [DllImport ("gdiplus.dll")]
1251                 internal static extern Status GdipAddPathBezierI (IntPtr path, int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4);
1252                 [DllImport ("gdiplus.dll")]
1253                 internal static extern Status GdipAddPathBeziersI (IntPtr path, Point [] points, int count);
1254
1255                 [DllImport ("gdiplus.dll")]
1256                 internal static extern Status GdipAddPathPolygonI (IntPtr path, Point [] points, int count);
1257                 [DllImport ("gdiplus.dll")]
1258                 internal static extern Status GdipAddPathRectangleI (IntPtr path, int x, int y, int width, int height);
1259                 [DllImport ("gdiplus.dll")]
1260                 internal static extern Status GdipAddPathRectanglesI (IntPtr path, Rectangle [] rects, int count);
1261                 [DllImport ("gdiplus.dll")]
1262                 internal static extern Status GdipFlattenPath (IntPtr path, IntPtr matrix, float floatness);
1263                 [DllImport ("gdiplus.dll")]
1264                 internal static extern Status GdipTransformPath (IntPtr path, IntPtr matrix);
1265                 [DllImport ("gdiplus.dll")]
1266                 internal static extern Status GdipWarpPath (IntPtr path, IntPtr matrix,
1267                                                             PointF [] points, int count,
1268                                                             float srcx, float srcy, float srcwidth, float srcheight,
1269                                                             WarpMode mode, float flatness);
1270                 [DllImport ("gdiplus.dll")]
1271                 internal static extern Status GdipWidenPath (IntPtr path, IntPtr pen, IntPtr matrix, float flatness);
1272                 [DllImport ("gdiplus.dll")]
1273                 internal static extern Status GdipGetPathWorldBounds (IntPtr path, out RectangleF bounds, IntPtr matrix, IntPtr pen);
1274                 [DllImport ("gdiplus.dll")]
1275                 internal static extern Status GdipGetPathWorldBoundsI (IntPtr path, out Rectangle bounds, IntPtr matrix, IntPtr pen);
1276                 [DllImport ("gdiplus.dll")]
1277                 internal static extern Status GdipIsVisiblePathPoint (IntPtr path, float x, float y, IntPtr graphics, out bool result);
1278                 [DllImport ("gdiplus.dll")]
1279                 internal static extern Status GdipIsVisiblePathPointI (IntPtr path, int x, int y, IntPtr graphics, out bool result);
1280                 [DllImport ("gdiplus.dll")]
1281                 internal static extern Status GdipIsOutlineVisiblePathPoint (IntPtr path, float x, float y, IntPtr graphics, out bool result);
1282                 [DllImport ("gdiplus.dll")]
1283                 internal static extern Status GdipIsOutlineVisiblePathPointI (IntPtr path, int x, int y, IntPtr graphics, out bool result);
1284
1285                 // GraphicsPathIterator
1286                 [DllImport("gdiplus.dll")]
1287                 internal static extern Status GdipCreatePathIter (out IntPtr iterator, IntPtr path);
1288                 [DllImport("gdiplus.dll")]
1289                 internal static extern Status GdipPathIterGetCount (IntPtr iterator, out int count);
1290                 [DllImport("gdiplus.dll")]
1291                 internal static extern Status GdipPathIterGetSubpathCount (IntPtr iterator, out int count);
1292                 [DllImport("gdiplus.dll")]
1293                 internal static extern Status GdipDeletePathIter (IntPtr iterator);
1294                 [DllImport("gdiplus.dll")]
1295                 internal static extern Status GdipPathIterCopyData (IntPtr iterator, out int resultCount, PointF [] points, byte [] types, int startIndex, int endIndex);
1296                 [DllImport("gdiplus.dll")]
1297                 internal static extern Status GdipPathIterEnumerate (IntPtr iterator, out int resultCount, PointF [] points, byte [] types, int count);
1298                 [DllImport("gdiplus.dll")]
1299                 internal static extern Status GdipPathIterHasCurve (IntPtr iterator, out bool curve);
1300                 [DllImport("gdiplus.dll")]
1301                 internal static extern Status GdipPathIterNextMarkerPath (IntPtr iterator, out int resultCount, IntPtr path);
1302                 [DllImport("gdiplus.dll")]
1303                 internal static extern Status GdipPathIterNextMarker (IntPtr iterator, out int resultCount, out int startIndex, out int endIndex);
1304                 [DllImport("gdiplus.dll")]
1305                 internal static extern Status GdipPathIterNextPathType (IntPtr iterator, out int resultCount, out byte pathType, out int startIndex, out int endIndex);
1306                 [DllImport("gdiplus.dll")]
1307                 internal static extern Status GdipPathIterNextSubpathPath (IntPtr iterator, out int resultCount, IntPtr path, out bool isClosed);
1308                 [DllImport("gdiplus.dll")]
1309                 internal static extern Status GdipPathIterNextSubpath (IntPtr iterator, out int resultCount, out int startIndex, out int endIndex, out bool isClosed);
1310                 [DllImport("gdiplus.dll")]
1311                 internal static extern Status GdipPathIterRewind (IntPtr iterator);
1312
1313                 // ImageAttributes
1314                 [DllImport ("gdiplus.dll")]
1315                 internal static extern Status GdipCreateImageAttributes (out IntPtr imageattr);
1316
1317                 [DllImport ("gdiplus.dll")]
1318                 internal static extern Status GdipSetImageAttributesColorKeys (IntPtr imageattr,
1319                                 ColorAdjustType type, bool enableFlag, int colorLow, int colorHigh);
1320
1321                 [DllImport ("gdiplus.dll")]
1322                 internal static extern Status GdipDisposeImageAttributes (IntPtr imageattr);
1323
1324                 [DllImport ("gdiplus.dll")]
1325                 internal static extern Status GdipSetImageAttributesColorMatrix (IntPtr imageattr,
1326                                 ColorAdjustType type, bool enableFlag, ColorMatrix colorMatrix,
1327                                 ColorMatrix grayMatrix,  ColorMatrixFlag flags);
1328
1329                 [DllImport ("gdiplus.dll")]
1330                 internal static extern Status GdipSetImageAttributesGamma (IntPtr imageattr,
1331                         ColorAdjustType type, bool enableFlag,
1332                                                                                                                                                         float gamma);
1333
1334                 [DllImport ("gdiplus.dll")]
1335                 internal static extern Status GdipSetImageAttributesNoOp (IntPtr imageattr,
1336                         ColorAdjustType type, bool enableFlag);
1337
1338                 [DllImport ("gdiplus.dll")]
1339                 internal static extern Status GdipSetImageAttributesOutputChannel (IntPtr imageattr,
1340                         ColorAdjustType type, bool enableFlag,  ColorChannelFlag channelFlags);
1341
1342                 [DllImport ("gdiplus.dll", CharSet=CharSet.Auto)]
1343                 internal static extern Status GdipSetImageAttributesOutputChannelColorProfile (IntPtr imageattr,
1344                         ColorAdjustType type, bool enableFlag, [MarshalAs (UnmanagedType.LPWStr)] string profileName);
1345
1346                 [DllImport ("gdiplus.dll")]
1347                 internal static extern Status GdipSetImageAttributesRemapTable (IntPtr imageattr,
1348                         ColorAdjustType type, bool enableFlag,  uint mapSize, IntPtr colorMap);
1349
1350                 [DllImport ("gdiplus.dll")]
1351                 internal static extern Status GdipSetImageAttributesThreshold (IntPtr imageattr,
1352                         ColorAdjustType type, bool enableFlag, float thresHold);
1353
1354                 [DllImport ("gdiplus.dll")]
1355                 internal static extern Status GdipCloneImageAttributes(IntPtr imageattr, out IntPtr cloneImageattr);
1356
1357                 [DllImport ("gdiplus.dll")]
1358                 internal static extern Status GdipGetImageAttributesAdjustedPalette(IntPtr imageattr,
1359                         out IntPtr colorPalette,  ColorAdjustType colorAdjustType);
1360
1361                 [DllImport ("gdiplus.dll")]
1362                 internal static extern Status GdipSetImageAttributesWrapMode(IntPtr imageattr,  WrapMode wrap,
1363                         int argb, bool clamp);
1364
1365
1366                 // Font
1367                 [DllImport("gdiplus.dll")]
1368                 internal static extern Status GdipCreateFont (IntPtr fontFamily, float emSize, FontStyle style, GraphicsUnit  unit,  out IntPtr font);
1369                 [DllImport("gdiplus.dll")]
1370                 internal static extern Status GdipDeleteFont (IntPtr font);
1371                 [DllImport("gdiplus.dll", CharSet=CharSet.Ansi)]
1372                 internal static extern Status GdipGetLogFontA(IntPtr font, IntPtr graphics, IntPtr logfontA);
1373                 [DllImport("gdiplus.dll", CharSet=CharSet.Unicode)]
1374                 internal static extern Status GdipGetLogFontW(IntPtr font, IntPtr graphics, IntPtr logfontW);
1375
1376                 [DllImport("gdiplus.dll")]
1377                 internal static extern Status GdipCreateFontFromDC(IntPtr hdc, out IntPtr font);
1378                 [DllImport("gdiplus.dll", SetLastError=true)]
1379                 internal static extern Status GdipCreateFontFromLogfontA(IntPtr hdc, ref LOGFONTA lf, out IntPtr ptr);
1380
1381                 // These are our private functions, they exists in our own libgdiplus library, this way we
1382                 // avoid relying on wine in System.Drawing
1383                 [DllImport("gdiplus.dll")]
1384                 internal static extern Status GdipGetHfont (IntPtr font, out IntPtr Hfont);
1385                 [DllImport("gdiplus.dll")]
1386                 internal static extern Status GdipCreateFontFromHfont(IntPtr hdc, out IntPtr font, ref LOGFONTA lf);
1387
1388                 // This is win32/gdi, not gdiplus, but it's easier to keep in here, also see above comment
1389                 [DllImport("gdi32.dll", EntryPoint="CreateFontIndirectA", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
1390                 internal static extern IntPtr CreateFontIndirectA (ref LOGFONTA logfontA);
1391                 [DllImport("user32.dll", EntryPoint="GetDC", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
1392                 internal static extern IntPtr GetDC(IntPtr hwnd);
1393                 [DllImport("user32.dll", EntryPoint="ReleaseDC", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
1394                 internal static extern int ReleaseDC(IntPtr hdc);
1395                 [DllImport("gdi32.dll", EntryPoint="SelectObject", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
1396                 internal static extern IntPtr SelectObject(IntPtr hdc, IntPtr obj);
1397                 [DllImport("user32.dll", SetLastError=true)]
1398                 internal static extern bool GetIconInfo (IntPtr hIcon, out IconInfo iconinfo);
1399
1400                 [DllImport("user32.dll")]
1401                 internal static extern IntPtr GetDesktopWindow ();
1402
1403                 [DllImport("gdi32.dll", SetLastError=true)]
1404                 public static extern int BitBlt(IntPtr hdcDest, int nXDest, int nYDest,
1405                         int nWidth, int nHeight, IntPtr hdcSrc, int nXSrc, int nYSrc, int dwRop);
1406
1407
1408                 // Some special X11 stuff
1409                 [DllImport("libX11", EntryPoint="XOpenDisplay")]
1410                 internal extern static IntPtr XOpenDisplay(IntPtr display);
1411
1412                 [DllImport("libX11", EntryPoint="XCloseDisplay")]
1413                 internal extern static int XCloseDisplay(IntPtr display);
1414
1415                 [DllImport ("libX11", EntryPoint="XRootWindow")]
1416                 internal extern static IntPtr XRootWindow(IntPtr display, int screen);
1417
1418                 [DllImport ("libX11", EntryPoint="XDefaultDepth")]
1419                 internal extern static uint XDefaultDepth(IntPtr display, int screen);
1420
1421                 [DllImport ("libX11", EntryPoint="XGetImage")]
1422                 internal extern static IntPtr XGetImage(IntPtr display, IntPtr drawable, int src_x, int src_y, int width, int height, int pane, int format);
1423
1424                 [DllImport ("libX11", EntryPoint="XGetPixel")]
1425                 internal extern static int XGetPixel(IntPtr image, int x, int y);
1426
1427                 [DllImport ("libX11", EntryPoint="XDestroyImage")]
1428                 internal extern static int XDestroyImage(IntPtr image);
1429
1430                 [DllImport ("libX11", EntryPoint="XDefaultVisual")]
1431                 internal extern static IntPtr XDefaultVisual(IntPtr display, int screen);
1432
1433                 [DllImport ("libX11", EntryPoint="XGetVisualInfo")]
1434                 internal extern static IntPtr XGetVisualInfo (IntPtr display, int vinfo_mask, ref XVisualInfo vinfo_template, ref int nitems);
1435
1436                 [DllImport ("libX11", EntryPoint="XVisualIDFromVisual")]
1437                 internal extern static int XVisualIDFromVisual(IntPtr visual);
1438
1439
1440                 // FontCollection
1441                 [DllImport ("gdiplus.dll")]
1442                 internal static extern Status GdipGetFontCollectionFamilyCount (IntPtr collection, out int found);
1443
1444                 [DllImport ("gdiplus.dll")]
1445                 internal static extern Status GdipGetFontCollectionFamilyList (IntPtr collection, int getCount, IntPtr dest, out int retCount);
1446                 //internal static extern Status GdipGetFontCollectionFamilyList( IntPtr collection, int getCount, [Out] FontFamily [] familyList, out int retCount );
1447
1448                 [DllImport ("gdiplus.dll")]
1449                 internal static extern Status GdipNewInstalledFontCollection (out IntPtr collection);
1450
1451                 [DllImport ("gdiplus.dll")]
1452                 internal static extern Status GdipNewPrivateFontCollection (out IntPtr collection);
1453
1454                 [DllImport ("gdiplus.dll")]
1455                 internal static extern Status GdipDeletePrivateFontCollection (IntPtr collection);
1456
1457                 [DllImport ("gdiplus.dll", CharSet=CharSet.Auto)]
1458                 internal static extern Status GdipPrivateAddFontFile (IntPtr collection,
1459                                 [MarshalAs (UnmanagedType.LPWStr)] string fileName );
1460
1461                 [DllImport ("gdiplus.dll")]
1462                 internal static extern Status GdipPrivateAddMemoryFont (IntPtr collection, IntPtr mem, int length);
1463
1464                 //FontFamily
1465                 [DllImport ("gdiplus.dll", CharSet=CharSet.Auto)]
1466                 internal static extern Status GdipCreateFontFamilyFromName (
1467                         [MarshalAs(UnmanagedType.LPWStr)] string fName, IntPtr collection, out IntPtr fontFamily);
1468
1469                 [DllImport ("gdiplus.dll")]
1470                 internal static extern Status GdipGetFamilyName(IntPtr family, IntPtr fName, int language);
1471
1472                 [DllImport ("gdiplus.dll")]
1473                 internal static extern Status GdipGetGenericFontFamilySansSerif (out IntPtr fontFamily);
1474
1475                 [DllImport ("gdiplus.dll")]
1476                 internal static extern Status GdipGetGenericFontFamilySerif (out IntPtr fontFamily);
1477
1478                 [DllImport ("gdiplus.dll")]
1479                 internal static extern Status GdipGetGenericFontFamilyMonospace (out IntPtr fontFamily);
1480
1481                 [DllImport ("gdiplus.dll")]
1482                 internal static extern Status GdipGetCellAscent (IntPtr fontFamily, int style, out short ascent);
1483
1484                 [DllImport ("gdiplus.dll")]
1485                 internal static extern Status GdipGetCellDescent (IntPtr fontFamily, int style, out short descent);
1486
1487                 [DllImport ("gdiplus.dll")]
1488                 internal static extern Status GdipGetLineSpacing (IntPtr fontFamily, int style, out short spacing);
1489
1490                 [DllImport ("gdiplus.dll")]
1491                 internal static extern Status GdipGetEmHeight (IntPtr fontFamily, int style, out short emHeight);
1492
1493                 [DllImport ("gdiplus.dll")]
1494                 internal static extern Status GdipIsStyleAvailable (IntPtr fontFamily, int style, out bool styleAvailable);
1495
1496                 [DllImport ("gdiplus.dll")]
1497                 internal static extern Status GdipDeleteFontFamily (IntPtr fontFamily);
1498
1499                 // String Format
1500                 [DllImport ("gdiplus.dll")]
1501                 internal static extern Status GdipCreateStringFormat(int formatAttributes, int language, out IntPtr  format);
1502                 [DllImport ("gdiplus.dll")]
1503                 internal static extern Status GdipStringFormatGetGenericDefault(out IntPtr format);
1504                 [DllImport ("gdiplus.dll")]
1505                 internal static extern Status GdipStringFormatGetGenericTypographic(out IntPtr format);
1506                 [DllImport ("gdiplus.dll")]
1507                 internal static extern Status GdipDeleteStringFormat(IntPtr format);
1508                 [DllImport ("gdiplus.dll")]
1509                 internal static extern Status GdipCloneStringFormat(IntPtr srcformat, out IntPtr format);
1510                 [DllImport ("gdiplus.dll")]
1511                 internal static extern Status GdipSetStringFormatFlags(IntPtr format, StringFormatFlags flags);
1512                 [DllImport ("gdiplus.dll")]
1513                 internal static extern Status GdipGetStringFormatFlags(IntPtr format, out StringFormatFlags flags);
1514                 [DllImport ("gdiplus.dll")]
1515                 internal static extern Status GdipSetStringFormatAlign(IntPtr format, StringAlignment align);
1516                 [DllImport ("gdiplus.dll")]
1517                 internal static extern Status GdipGetStringFormatAlign(IntPtr format, out StringAlignment align);
1518                 [DllImport ("gdiplus.dll")]
1519                 internal static extern Status GdipSetStringFormatLineAlign(IntPtr format, StringAlignment align);
1520                 [DllImport ("gdiplus.dll")]
1521                 internal static extern Status GdipGetStringFormatLineAlign(IntPtr format, out StringAlignment align);
1522                 [DllImport ("gdiplus.dll")]
1523                 internal static extern Status GdipSetStringFormatTrimming(IntPtr format, StringTrimming trimming);
1524                 [DllImport ("gdiplus.dll")]
1525                 internal static extern Status GdipGetStringFormatTrimming(IntPtr format, out StringTrimming trimming);
1526                 [DllImport ("gdiplus.dll")]
1527                 internal static extern Status GdipSetStringFormatHotkeyPrefix(IntPtr format, HotkeyPrefix hotkeyPrefix);
1528                 [DllImport ("gdiplus.dll")]
1529                 internal static extern Status GdipGetStringFormatHotkeyPrefix(IntPtr format, out HotkeyPrefix hotkeyPrefix);
1530                 [DllImport ("gdiplus.dll")]
1531                 internal static extern Status GdipSetStringFormatTabStops(IntPtr format, float firstTabOffset, int count, float [] tabStops);
1532                 [DllImport ("gdiplus.dll")]
1533                 internal static extern Status GdipGetStringFormatDigitSubstitution(IntPtr format, int language, out StringDigitSubstitute substitute);
1534                 [DllImport ("gdiplus.dll")]
1535                 internal static extern Status GdipSetStringFormatDigitSubstitution(IntPtr format, int language, StringDigitSubstitute substitute);
1536                 [DllImport ("gdiplus.dll")]
1537                 internal static extern Status GdipGetStringFormatTabStopCount(IntPtr format, out int count);
1538                 [DllImport ("gdiplus.dll")]
1539                 internal static extern Status GdipGetStringFormatTabStops(IntPtr format, int count, out float firstTabOffset, [In, Out] float [] tabStops);
1540
1541                 //ImageCodecInfo functions
1542                 [DllImport("gdiplus.dll")]
1543                 static internal extern Status GdipGetImageDecodersSize (out int decoderNums, out int arraySize);
1544                 [DllImport("gdiplus.dll")]
1545                 static internal extern Status GdipGetImageDecoders (int decoderNums, int arraySize, IntPtr decoders);
1546                 [DllImport("gdiplus.dll")]
1547                 static internal extern Status GdipGetImageEncodersSize (out int encoderNums, out int arraySize);
1548                 [DllImport("gdiplus.dll")]
1549                 static internal extern Status GdipGetImageEncoders (int encoderNums, int arraySize, IntPtr encoders);
1550
1551                 //
1552                 // These are stuff that is unix-only
1553                 //
1554                 public delegate int StreamGetHeaderDelegate(IntPtr buf, int bufsz);
1555                 public delegate int StreamGetBytesDelegate (IntPtr buf, int bufsz, bool peek);
1556                 public delegate long StreamSeekDelegate (int offset, int whence);
1557                 public delegate int StreamPutBytesDelegate (IntPtr buf, int bufsz);
1558                 public delegate void StreamCloseDelegate ();
1559                 public delegate long StreamSizeDelegate ();
1560
1561                 internal class GdiPlusStreamHelper
1562                 {
1563                         public Stream stream;
1564
1565                         private StreamGetHeaderDelegate sghd = null;
1566                         private StreamGetBytesDelegate sgbd = null;
1567                         private StreamSeekDelegate skd = null;
1568                         private StreamPutBytesDelegate spbd = null;
1569                         private StreamCloseDelegate scd = null;
1570                         private StreamSizeDelegate ssd = null;
1571                         private byte[]  start_buf;
1572                         private int     start_buf_pos;
1573                         private int     start_buf_len;
1574
1575                         public GdiPlusStreamHelper (Stream s)
1576                         {
1577                                 stream = s;
1578                                 if (stream != null && stream.CanSeek) {
1579                                         stream.Seek (0, SeekOrigin.Begin);
1580                                 }
1581                         }
1582
1583                         public int StreamGetHeaderImpl (IntPtr buf, int bufsz)  {
1584                                 int     bytesRead;
1585
1586                                 start_buf = new byte[bufsz];
1587
1588                                 try {
1589                                         bytesRead = stream.Read (start_buf, 0, bufsz);
1590                                 } catch (IOException) {
1591                                         return -1;
1592                                 }
1593
1594                                 if (bytesRead > 0 && buf != IntPtr.Zero) {
1595                                         Marshal.Copy (start_buf, 0, (IntPtr) (buf.ToInt64()), bytesRead);
1596                                 }
1597
1598                                 start_buf_pos = 0;
1599                                 start_buf_len = bytesRead;
1600
1601                                 return bytesRead;
1602                         }
1603
1604                         public StreamGetHeaderDelegate GetHeaderDelegate {
1605                                 get {
1606                                         if (stream != null && stream.CanRead) {
1607                                                 if (sghd == null) {
1608                                                         sghd = new StreamGetHeaderDelegate (StreamGetHeaderImpl);
1609                                                 }
1610                                                 return sghd;
1611                                         }
1612                                         return null;
1613                                 }
1614                         }
1615
1616                         public int StreamGetBytesImpl (IntPtr buf, int bufsz, bool peek)
1617                         {
1618                                 if (buf == IntPtr.Zero && peek) {
1619                                         return -1;
1620                                 }
1621
1622                                 byte[] managedBuf = new byte[bufsz];
1623                                 int bytesRead = 0;
1624                                 long streamPosition = 0;
1625
1626                                 if (bufsz > 0) {
1627                                         if (stream.CanSeek) {
1628                                                 streamPosition = stream.Position;
1629                                         }
1630                                         if (start_buf_len > 0) {
1631                                                 if (start_buf_len > bufsz) {
1632                                                         Array.Copy(start_buf, start_buf_pos, managedBuf, 0, bufsz);
1633                                                         start_buf_pos += bufsz;
1634                                                         start_buf_len -= bufsz;
1635                                                         bytesRead = bufsz;
1636                                                         bufsz = 0;
1637                                                 } else {
1638                                                         // this is easy
1639                                                         Array.Copy(start_buf, start_buf_pos, managedBuf, 0, start_buf_len);
1640                                                         bufsz -= start_buf_len;
1641                                                         bytesRead = start_buf_len;
1642                                                         start_buf_len = 0;
1643                                                 }
1644                                         }
1645
1646                                         if (bufsz > 0) {
1647                                                 try {
1648                                                         bytesRead += stream.Read (managedBuf, bytesRead, bufsz);
1649                                                 } catch (IOException) {
1650                                                         return -1;
1651                                                 }
1652                                         }
1653
1654                                         if (bytesRead > 0 && buf != IntPtr.Zero) {
1655                                                 Marshal.Copy (managedBuf, 0, (IntPtr) (buf.ToInt64()), bytesRead);
1656                                         }
1657
1658                                         if (!stream.CanSeek && (bufsz == 10) && peek) {
1659                                                 // Special 'hack' to support peeking of the type for gdi+ on non-seekable streams
1660                                         }
1661
1662                                         if (peek) {
1663                                                 if (stream.CanSeek) {
1664                                                         // If we are peeking bytes, then go back to original position before peeking
1665                                                         stream.Seek (streamPosition, SeekOrigin.Begin);
1666                                                 } else {
1667                                                         throw new NotSupportedException();
1668                                                 }
1669                                         }
1670                                 }
1671
1672                                 return bytesRead;
1673                         }
1674
1675                         public StreamGetBytesDelegate GetBytesDelegate {
1676                                 get {
1677                                         if (stream != null && stream.CanRead) {
1678                                                 if (sgbd == null) {
1679                                                         sgbd = new StreamGetBytesDelegate (StreamGetBytesImpl);
1680                                                 }
1681                                                 return sgbd;
1682                                         }
1683                                         return null;
1684                                 }
1685                         }
1686
1687                         public long StreamSeekImpl (int offset, int whence)
1688                         {
1689                                 long retOffset;
1690                                 if (whence == 0) {
1691                                         retOffset = stream.Seek ((long) offset, SeekOrigin.Begin);
1692                                 } else if (whence == 1) {
1693                                         retOffset = stream.Seek ((long) offset, SeekOrigin.Current);
1694                                 } else if (whence == 2) {
1695                                         retOffset = stream.Seek ((long) offset, SeekOrigin.End);
1696                                 } else {
1697                                         retOffset = -1;
1698                                 }
1699
1700                                 return retOffset;
1701                         }
1702
1703                         public StreamSeekDelegate SeekDelegate {
1704                                 get {
1705                                         if (stream != null && stream.CanSeek) {
1706                                                 if (skd == null) {
1707                                                         skd = new StreamSeekDelegate (StreamSeekImpl);
1708                                                 }
1709                                                 return skd;
1710                                         }
1711                                         return null;
1712                                 }
1713                         }
1714
1715                         public int StreamPutBytesImpl (IntPtr buf, int bufsz)
1716                         {
1717                                 byte[] managedBuf = new byte[bufsz];
1718                                 Marshal.Copy (buf, managedBuf, 0, bufsz);
1719                                 stream.Write (managedBuf, 0, bufsz);
1720                                 return bufsz;
1721                         }
1722
1723                         public StreamPutBytesDelegate PutBytesDelegate {
1724                                 get {
1725                                         if (stream != null && stream.CanWrite) {
1726                                                 if (spbd == null) {
1727                                                         spbd = new StreamPutBytesDelegate (StreamPutBytesImpl);
1728                                                 }
1729                                                 return spbd;
1730                                         }
1731                                         return null;
1732                                 }
1733                         }
1734
1735                         public void StreamCloseImpl ()
1736                         {
1737                                 stream.Close ();
1738                         }
1739
1740                         public StreamCloseDelegate CloseDelegate {
1741                                 get {
1742                                         if (stream != null) {
1743                                                 if (scd == null) {
1744                                                         scd = new StreamCloseDelegate (StreamCloseImpl);
1745                                                 }
1746                                                 return scd;
1747                                         }
1748                                         return null;
1749                                 }
1750                         }
1751
1752                         public long StreamSizeImpl ()
1753                         {
1754                                 return stream.Length;
1755                         }
1756
1757                         public StreamSizeDelegate SizeDelegate {
1758                                 get {
1759                                         if (stream != null) {
1760                                                 if (ssd == null) {
1761                                                         ssd = new StreamSizeDelegate (StreamSizeImpl);
1762                                                 }
1763                                                 return ssd;
1764                                         }
1765                                         return null;
1766                                 }
1767                         }
1768
1769                 }
1770
1771                 /* Mac only function calls */
1772                 [DllImport("gdiplus.dll")]
1773                 internal static extern Status GdipCreateFromQuartz_macosx (IntPtr cgref, int width, int height, out IntPtr graphics);
1774
1775                 /* Linux only function calls*/
1776                 [DllImport("gdiplus.dll")]
1777                 internal static extern Status GdipSetVisibleClip_linux (IntPtr graphics, ref Rectangle rect);
1778
1779                 [DllImport("gdiplus.dll")]
1780                 internal static extern Status GdipCreateFromXDrawable_linux (IntPtr drawable, IntPtr display, out IntPtr graphics);
1781
1782                 // Stream functions for non-Win32 (libgdiplus specific(
1783                 [DllImport("gdiplus.dll")]
1784                 static internal extern Status GdipLoadImageFromDelegate_linux ( StreamGetHeaderDelegate getHeader, StreamGetBytesDelegate getBytes, StreamPutBytesDelegate putBytes,
1785                                                         StreamSeekDelegate doSeek, StreamCloseDelegate close, StreamSizeDelegate size, out IntPtr image);
1786                 [DllImport("gdiplus.dll")]
1787                 static internal extern Status GdipSaveImageToDelegate_linux ( IntPtr image, StreamGetBytesDelegate getBytes, StreamPutBytesDelegate putBytes,
1788                         StreamSeekDelegate doSeek, StreamCloseDelegate close, StreamSizeDelegate size, ref Guid encoderClsID, IntPtr encoderParameters );
1789
1790 #endregion
1791         }
1792 }