mcs/class/System.Drawing/Test/System.Drawing/GDIPlusTest.cs

   1 //
   2 // Direct GDI+ API unit tests
   3 //
   4 // Authors:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System;
  30 using System.Drawing;
  31 using System.Drawing.Drawing2D;
  32 using System.Drawing.Imaging;
  33 using System.Drawing.Text;
  34 using System.Runtime.InteropServices;
  35 using NUnit.Framework;
  36
  37 namespace MonoTests.System.Drawing {
  38
  39         [TestFixture]
  40         public class GDIPlusTest {
  41
  42                 // for the moment this LOGFONT is different (and ok) from the one defined internally in SD
  43                 [StructLayout (LayoutKind.Sequential, CharSet = CharSet.Auto)]
  44                 public class LOGFONT {
  45                         public int lfHeight = 0;
  46                         public int lfWidth = 0;
  47                         public int lfEscapement = 0;
  48                         public int lfOrientation = 0;
  49                         public int lfWeight = 0;
  50                         public byte lfItalic = 0;
  51                         public byte lfUnderline = 0;
  52                         public byte lfStrikeOut = 0;
  53                         public byte lfCharSet = 0;
  54                         public byte lfOutPrecision = 0;
  55                         public byte lfClipPrecision = 0;
  56                         public byte lfQuality = 0;
  57                         public byte lfPitchAndFamily = 0;
  58                         [MarshalAs (UnmanagedType.ByValTStr, SizeConst = 32)]
  59                         public string lfFaceName = null;
  60                 }
  61
  62                 // FontFamily
  63                 [Test]
  64                 public void DeleteFontFamily ()
  65                 {
  66                         // invalid image pointer (null)
  67                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteFontFamily (IntPtr.Zero), "null");
  68
  69                         IntPtr font_family;
  70                         GDIPlus.GdipCreateFontFamilyFromName ("Arial", IntPtr.Zero, out font_family);
  71                         if (font_family != IntPtr.Zero)
  72                                 Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFontFamily (font_family), "first");
  73                         else
  74                                 Assert.Ignore ("Arial isn't available on this platform");
  75                 }
  76
  77                 [Test]
  78                 [Category ("NotWorking")]
  79                 public void DeleteFontFamily_DoubleDispose ()
  80                 {
  81                         IntPtr font_family;
  82                         GDIPlus.GdipGetGenericFontFamilySerif (out font_family);
  83                         // first dispose
  84                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFontFamily (font_family), "first");
  85                         // second dispose
  86                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFontFamily (font_family), "second");
  87                 }
  88
  89                 // Font
  90                 [Test]
  91                 public void CreateFont ()
  92                 {
  93                         IntPtr family;
  94                         GDIPlus.GdipCreateFontFamilyFromName ("Arial", IntPtr.Zero, out family);
  95                         if (family == IntPtr.Zero)
  96                                 Assert.Ignore ("Arial isn't available on this platform");
  97
  98                         IntPtr font;
  99                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateFont (family, 10f, FontStyle.Regular, GraphicsUnit.Point, out font), "GdipCreateFont");
 100                         Assert.IsTrue (font != IntPtr.Zero, "font");
 101
 102                         LOGFONT lf = new LOGFONT ();
 103                         lf.lfCharSet = 1;
 104                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetLogFont (font, IntPtr.Zero, (object) lf), "GdipGetLogFont-null-graphics");
 105                         Assert.AreEqual (0, lf.lfCharSet, "lfCharSet-null-graphics");
 106                         // other lf members looks like garbage
 107
 108                         IntPtr image;
 109                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 110                         Assert.IsTrue (image != IntPtr.Zero, "image");
 111
 112                         IntPtr graphics;
 113                         GDIPlus.GdipGetImageGraphicsContext (image, out graphics);
 114                         Assert.IsTrue (graphics != IntPtr.Zero, "graphics");
 115
 116                         lf.lfCharSet = 1;
 117                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetLogFont (IntPtr.Zero, graphics, (object) lf), "GdipGetLogFont-null");
 118                         Assert.AreEqual (0, lf.lfCharSet, "lfCharSet-null");
 119
 120                         lf.lfCharSet = 1;
 121                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetLogFont (font, graphics, (object) lf), "GdipGetLogFont");
 122                         Assert.AreEqual (0, lf.lfCharSet, "lfCharSet");
 123                         // strangely this is 1 in the managed side
 124
 125                         lf.lfCharSet = 2;
 126                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetLogFont (font, graphics, (object) lf), "GdipGetLogFont-2");
 127                         Assert.AreEqual (0, lf.lfCharSet, "lfCharSet");
 128                         // strangely this is 2 in the managed side
 129
 130                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFont (font), "GdipDeleteFont");
 131                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteFont (IntPtr.Zero), "GdipDeleteFont-null");
 132
 133                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFontFamily (family), "GdipDeleteFontFamily");
 134                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
 135                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteGraphics (graphics), "GdipDeleteGraphics");
 136                 }
 137
 138                 // Bitmap
 139                 [Test]
 140                 public void CreateBitmapFromScan0 ()
 141                 {
 142                         IntPtr bmp;
 143                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateBitmapFromScan0 (-1, 10, 10, PixelFormat.Format32bppArgb, IntPtr.Zero, out bmp), "negative width");
 144                 }
 145
 146                 [Test]
 147                 public void Unlock ()
 148                 {
 149                         IntPtr bmp;
 150                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out bmp);
 151                         Assert.IsTrue (bmp != IntPtr.Zero, "bmp");
 152
 153                         BitmapData bd = null;
 154                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipBitmapUnlockBits (bmp, bd), "BitmapData");
 155
 156                         bd = new BitmapData ();
 157                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipBitmapUnlockBits (IntPtr.Zero, bd), "handle");
 158
 159                         Assert.AreEqual (Status.Win32Error, GDIPlus.GdipBitmapUnlockBits (bmp, bd), "not locked");
 160
 161                         Rectangle rect = new Rectangle (2, 2, 5, 5);
 162                         Assert.AreEqual (Status.Ok, GDIPlus.GdipBitmapLockBits (bmp, ref rect, ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb, bd), "locked");
 163                         Assert.AreEqual (rect.Width, bd.Width, "Width");
 164                         Assert.AreEqual (rect.Height, bd.Height, "Height");
 165                         Assert.AreEqual (PixelFormat.Format24bppRgb, bd.PixelFormat, "PixelFormat");
 166
 167                         Assert.AreEqual (Status.Ok, GDIPlus.GdipBitmapUnlockBits (bmp, bd), "unlocked");
 168
 169                         Assert.AreEqual (Status.Win32Error, GDIPlus.GdipBitmapUnlockBits (bmp, bd), "unlocked-twice");
 170
 171                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (bmp), "GdipDisposeImage");
 172                 }
 173
 174                 // Brush
 175                 [Test]
 176                 public void DeleteBrush ()
 177                 {
 178                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteBrush (IntPtr.Zero), "GdipDeleteBrush");
 179                 }
 180
 181                 // Graphics
 182                 [Test]
 183                 public void Graphics ()
 184                 {
 185                         IntPtr graphics;
 186                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetImageGraphicsContext (IntPtr.Zero, out graphics), "GdipGetImageGraphicsContext");
 187
 188                         IntPtr image;
 189                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 190                         Assert.IsTrue (image != IntPtr.Zero, "image");
 191
 192                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetImageGraphicsContext (image, out graphics), "GdipGetImageGraphicsContext");
 193                         Assert.IsTrue (graphics != IntPtr.Zero, "graphics");
 194
 195                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteGraphics (graphics), "GdipDeleteGraphics");
 196                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteGraphics (IntPtr.Zero), "GdipDeleteGraphics-null");
 197
 198                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
 199                 }
 200
 201                 [Test]
 202                 public void MeasureCharacterRanges ()
 203                 {
 204                         IntPtr image;
 205                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 206                         Assert.IsTrue (image != IntPtr.Zero, "image");
 207
 208                         IntPtr graphics;
 209                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetImageGraphicsContext (image, out graphics), "GdipGetImageGraphicsContext");
 210                         Assert.IsTrue (graphics != IntPtr.Zero, "graphics");
 211
 212                         IntPtr family;
 213                         GDIPlus.GdipCreateFontFamilyFromName ("Arial", IntPtr.Zero, out family);
 214                         if (family == IntPtr.Zero)
 215                                 Assert.Ignore ("Arial isn't available on this platform");
 216
 217                         IntPtr font;
 218                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateFont (family, 10f, FontStyle.Regular, GraphicsUnit.Point, out font), "GdipCreateFont");
 219                         Assert.IsTrue (font != IntPtr.Zero, "font");
 220
 221                         RectangleF layout = new RectangleF ();
 222                         IntPtr[] regions = new IntPtr[1];
 223                         IntPtr format;
 224                         Assert.AreEqual (Status.Ok, GDIPlus.GdipStringFormatGetGenericDefault (out format), "GdipStringFormatGetGenericDefault");
 225
 226                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipMeasureCharacterRanges (IntPtr.Zero, "a", 1, font, ref layout, format, 1, out regions[0]), "GdipMeasureCharacterRanges-null");
 227                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipMeasureCharacterRanges (graphics, null, 0, font, ref layout, format, 1, out regions[0]), "GdipMeasureCharacterRanges-null string");
 228
 229                         int count;
 230                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatMeasurableCharacterRangeCount (format, out count), "GdipGetStringFormatMeasurableCharacterRangeCount");
 231                         Assert.AreEqual (0, count, "count");
 232                         Assert.AreEqual (Status.Ok, GDIPlus.GdipMeasureCharacterRanges (graphics, "a", 1, font, ref layout, format, 1, out regions[0]), "GdipMeasureCharacterRanges");
 233
 234                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (format), "GdipDeleteStringFormat");
 235                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteGraphics (graphics), "GdipDeleteGraphics");
 236                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFont (font), "GdipDeleteFont");
 237                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteFontFamily (family), "GdipDeleteFontFamily");
 238                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
 239                 }
 240
 241                 // GraphicsPath
 242                 [Test]
 243                 public void GetPointCount_Zero ()
 244                 {
 245                         IntPtr path;
 246                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePath (FillMode.Alternate, out path), "GdipCreatePath");
 247                         Assert.IsTrue (path != IntPtr.Zero, "Handle");
 248
 249                         int count;
 250                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPointCount (IntPtr.Zero, out count), "GdipGetPointCount-null");
 251                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPointCount (path, out count), "GdipGetPointCount");
 252                         Assert.AreEqual (0, count, "Count");
 253
 254                         PointF[] points = new PointF[count];
 255                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathPoints (IntPtr.Zero, points, count), "GdipGetPathPoints-null-1");
 256                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathPoints (path, null, count), "GdipGetPathPoints-null-2");
 257                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathPoints (path, points, count), "GdipGetPathPoints");
 258                         // can't get the points if the count is zero!
 259
 260                         byte[] types = new byte[count];
 261                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathTypes (IntPtr.Zero, types, count), "GdipGetPathTypes-null-1");
 262                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathTypes (path, null, count), "GdipGetPathTypes-null-2");
 263                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathTypes (path, types, count), "GdipGetPathTypes");
 264                         // can't get the types if the count is zero!
 265
 266                         PointF[] pts_2f = new PointF[2] { new PointF (2f, 4f), new PointF (10f, 30f) };
 267                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipAddPathLine2 (IntPtr.Zero, pts_2f, pts_2f.Length), "GdipAddPathLine2-null-path");
 268                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipAddPathLine2 (path, null, pts_2f.Length), "GdipAddPathLine2-null-points");
 269                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipAddPathLine2 (path, pts_2f, -1), "GdipAddPathLine2-negative-count");
 270                         Assert.AreEqual (Status.Ok, GDIPlus.GdipAddPathLine2 (path, pts_2f, pts_2f.Length), "GdipAddPathLine2");
 271
 272                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPointCount (path, out count), "GdipGetPointCount");
 273                         Assert.AreEqual (2, count, "Count");
 274
 275                         points = new PointF[count];
 276                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPathPoints (path, points, count), "GdipGetPathPoints-ok");
 277
 278                         types = new byte[count];
 279                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPathTypes (path, types, count), "GdipGetPathTypes-ok");
 280
 281                         Assert.AreEqual (Status.Ok, GDIPlus.GdipResetPath (path), "GdipResetPath");
 282                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipResetPath (IntPtr.Zero), "GdipResetPath-null");
 283
 284                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePath (path), "GdipDeletePath");
 285                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeletePath (IntPtr.Zero), "GdipDeletePath-null");
 286                 }
 287
 288                 [Test]
 289                 public void Widen ()
 290                 {
 291                         IntPtr pen;
 292                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePen1 (0, 0f, Unit.UnitWorld, out pen), "GdipCreatePen1");
 293
 294                         IntPtr path;
 295                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePath (FillMode.Alternate, out path), "GdipCreatePath");
 296
 297                         IntPtr matrix;
 298                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateMatrix (out matrix), "GdipCreateMatrix");
 299
 300                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipWidenPath (IntPtr.Zero, pen, matrix, 1.0f), "GdipWidenPath-null-path");
 301                         // empty path
 302                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipWidenPath (path, pen, matrix, 1.0f), "GdipWidenPath");
 303
 304                         // add something to the path
 305                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipAddPathLine (IntPtr.Zero, 1, 1, 10, 10), "GdipAddPathLine");
 306                         Assert.AreEqual (Status.Ok, GDIPlus.GdipAddPathLine (path, 1, 1, 10, 10), "GdipAddPathLine");
 307
 308                         int count;
 309                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPointCount (path, out count), "GdipGetPointCount");
 310                         Assert.AreEqual (2, count, "Count");
 311
 312                         Assert.AreEqual (Status.Ok, GDIPlus.GdipWidenPath (path, pen, matrix, 1.0f), "GdipWidenPath-2");
 313
 314                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (matrix), "GdipDeleteMatrix");
 315                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePath (path), "GdipDeletePath");
 316                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePen (pen), "GdipDeletePen");
 317                 }
 318
 319                 // GraphicsPathIterator
 320                 [Test]
 321                 public void GraphicsPathIterator ()
 322                 {
 323                         IntPtr path;
 324                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePath (FillMode.Alternate, out path), "GdipCreatePath");
 325
 326                         IntPtr iter;
 327                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePathIter (out iter, path), "GdipCreatePathIter");
 328
 329                         int count = -1;
 330                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterGetCount (IntPtr.Zero, out count), "GdipPathIterGetCount-null");
 331                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterGetCount (iter, out count), "GdipPathIterGetCount");
 332                         Assert.AreEqual (0, count, "count-1");
 333
 334                         count = -1;
 335                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterGetSubpathCount (IntPtr.Zero, out count), "GdipPathIterGetSubpathCount-null");
 336                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterGetSubpathCount (iter, out count), "GdipPathIterGetSubpathCount");
 337                         Assert.AreEqual (0, count, "count-2");
 338
 339                         bool curve;
 340                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterHasCurve (IntPtr.Zero, out curve), "GdipPathIterHasCurve-null");
 341                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterHasCurve (iter, out curve), "GdipPathIterHasCurve");
 342                         Assert.IsFalse (curve, "curve");
 343
 344                         int result;
 345                         PointF[] points = new PointF[count];
 346                         byte[] types = new byte[count];
 347                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterEnumerate (IntPtr.Zero, out result, points, types, count), "GdipPathIterEnumerate-iter");
 348                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterEnumerate (iter, out result, null, types, count), "GdipPathIterEnumerate-points");
 349                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterEnumerate (iter, out result, points, null, count), "GdipPathIterEnumerate-types");
 350                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterEnumerate (iter, out result, points, types, -1), "GdipPathIterEnumerate-count");
 351                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterEnumerate (iter, out result, points, types, count), "GdipPathIterEnumerate");
 352
 353                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterCopyData (IntPtr.Zero, out result, points, types, 0, 0), "GdipPathIterCopyData-iter");
 354                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterCopyData (iter, out result, null, types, 0, 0), "GdipPathIterCopyData-points");
 355                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterCopyData (iter, out result, points, null, 0, 0), "GdipPathIterCopyData-types");
 356                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterCopyData (iter, out result, points, types, -1, 0), "GdipPathIterCopyData-start");
 357                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterCopyData (iter, out result, points, types, 0, -1), "GdipPathIterCopyData-end");
 358                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterCopyData (iter, out result, points, types, 0, 0), "GdipPathIterCopyData");
 359
 360                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterNextMarkerPath (IntPtr.Zero, out result, path), "GdipPathIterNextMarkerPath-iter");
 361                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextMarkerPath (iter, out result, IntPtr.Zero), "GdipPathIterNextMarkerPath-path");
 362                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextMarkerPath (iter, out result, path), "GdipPathIterNextMarkerPath");
 363
 364                         result = -1;
 365                         int start = -1;
 366                         int end = -1;
 367                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterNextMarker (IntPtr.Zero, out result, out start, out end), "GdipPathIterNextMarker-iter");
 368                         start = -1;
 369                         end = -1;
 370                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextMarker (iter, out result, out start, out end), "GdipPathIterNextMarker");
 371                         Assert.AreEqual (0, result, "result-4");
 372                         Assert.AreEqual (-1, start, "start-1");
 373                         Assert.AreEqual (-1, end, "end-1");
 374
 375                         byte pathType = 255;
 376                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterNextPathType (IntPtr.Zero, out result, out pathType, out start, out end), "GdipPathIterNextPathType-iter");
 377                         pathType = 255;
 378                         start = -1;
 379                         end = -1;
 380                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextPathType (iter, out result, out pathType, out start, out end), "GdipPathIterNextPathType");
 381                         Assert.AreEqual (0, result, "result-5");
 382                         Assert.AreEqual (255, pathType, "pathType");
 383                         Assert.AreEqual (-1, start, "start-2");
 384                         Assert.AreEqual (-1, end, "end-2");
 385
 386                         bool closed = false;
 387                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterNextSubpathPath (IntPtr.Zero, out result, IntPtr.Zero, out closed), "GdipPathIterNextSubpathPath-iter");
 388                         closed = false;
 389                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextSubpathPath (iter, out result, IntPtr.Zero, out closed), "GdipPathIterNextSubpathPath-path");
 390                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextSubpathPath (iter, out result, path, out closed), "GdipPathIterNextSubpathPath");
 391
 392                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterNextSubpath (IntPtr.Zero, out result, out start, out end, out closed), "GdipPathIterNextSubpath-iter");
 393                         start = -1;
 394                         end = -1;
 395                         closed = false;
 396                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextSubpath (iter, out result, out start, out end, out closed), "GdipPathIterNextSubpath");
 397                         Assert.AreEqual (-1, start, "start-3");
 398                         Assert.AreEqual (-1, end, "end-3");
 399
 400                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipPathIterRewind (IntPtr.Zero), "GdipPathIterRewind-null");
 401                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterRewind (iter), "GdipPathIterRewind");
 402
 403                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeletePathIter (IntPtr.Zero), "GdipDeletePathIter-null");
 404                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePathIter (iter), "GdipDeletePathIter");
 405                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePath (path), "GdipDeletePath");
 406                 }
 407
 408                 [Test]
 409                 public void GraphicsPathIterator_WithoutPath ()
 410                 {
 411                         // a path isn't required to create an iterator - ensure we never crash for any api
 412                         IntPtr iter;
 413                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePathIter (out iter, IntPtr.Zero), "GdipCreatePathIter-null");
 414
 415                         int count = -1;
 416                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterGetCount (iter, out count), "GdipPathIterGetCount");
 417                         Assert.AreEqual (0, count, "count-1");
 418
 419                         count = -1;
 420                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterGetSubpathCount (iter, out count), "GdipPathIterGetSubpathCount");
 421                         Assert.AreEqual (0, count, "count-2");
 422
 423                         bool curve;
 424                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterHasCurve (iter, out curve), "GdipPathIterHasCurve");
 425
 426                         int result = -1;
 427                         PointF[] points = new PointF[count];
 428                         byte[] types = new byte[count];
 429                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterEnumerate (iter, out result, points, types, count), "GdipPathIterEnumerate");
 430                         Assert.AreEqual (0, result, "result-1");
 431
 432                         result = -1;
 433                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterCopyData (iter, out result, points, types, 0, 0), "GdipPathIterCopyData");
 434                         Assert.AreEqual (0, result, "result-2");
 435
 436                         result = -1;
 437                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextMarkerPath (iter, out result, IntPtr.Zero), "GdipPathIterNextMarkerPath");
 438                         Assert.AreEqual (0, result, "result-3");
 439
 440                         result = -1;
 441                         int start = -1;
 442                         int end = -1;
 443                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextMarker (iter, out result, out start, out end), "GdipPathIterNextMarker");
 444                         Assert.AreEqual (0, result, "result-4");
 445                         Assert.AreEqual (-1, start, "start-1");
 446                         Assert.AreEqual (-1, end, "end-1");
 447
 448                         result = -1;
 449                         byte pathType = 255;
 450                         start = -1;
 451                         end = -1;
 452                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextPathType (iter, out result, out pathType, out start, out end), "GdipPathIterNextPathType");
 453                         Assert.AreEqual (0, result, "result-5");
 454                         Assert.AreEqual (255, pathType, "pathType");
 455                         Assert.AreEqual (-1, start, "start-2");
 456                         Assert.AreEqual (-1, end, "end-2");
 457
 458                         bool closed = false;
 459                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextSubpathPath (iter, out result, IntPtr.Zero, out closed), "GdipPathIterNextSubpathPath");
 460
 461                         start = -1;
 462                         end = -1;
 463                         closed = false;
 464                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterNextSubpath (iter, out result, out start, out end, out closed), "GdipPathIterNextSubpath");
 465                         Assert.AreEqual (-1, start, "start-3");
 466                         Assert.AreEqual (-1, end, "end-3");
 467
 468                         Assert.AreEqual (Status.Ok, GDIPlus.GdipPathIterRewind (iter), "GdipPathIterRewind");
 469
 470                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePathIter (iter), "GdipDeletePathIter");
 471                 }
 472
 473                 // Matrix
 474                 [Test]
 475                 public void Matrix ()
 476                 {
 477                         IntPtr matrix;
 478                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateMatrix (out matrix), "GdipCreateMatrix");
 479                         Assert.IsTrue (matrix != IntPtr.Zero, "Handle");
 480
 481                         bool result;
 482                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipIsMatrixIdentity (IntPtr.Zero, out result), "GdipIsMatrixIdentity-null");
 483                         Assert.AreEqual (Status.Ok, GDIPlus.GdipIsMatrixIdentity (matrix, out result), "GdipIsMatrixIdentity");
 484                         Assert.IsTrue (result, "identity");
 485
 486                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipIsMatrixInvertible (IntPtr.Zero, out result), "GdipIsMatrixInvertible-null");
 487                         Assert.AreEqual (Status.Ok, GDIPlus.GdipIsMatrixInvertible (matrix, out result), "GdipIsMatrixInvertible");
 488                         Assert.IsTrue (result, "invertible");
 489
 490                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipInvertMatrix (IntPtr.Zero), "GdipInvertMatrix-null");
 491                         Assert.AreEqual (Status.Ok, GDIPlus.GdipInvertMatrix (matrix), "GdipInvertMatrix");
 492
 493                         PointF[] points = new PointF[1];
 494                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipTransformMatrixPoints (IntPtr.Zero, points, 1), "GdipTransformMatrixPoints-null-points-1");
 495                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipTransformMatrixPoints (matrix, null, 1), "GdipTransformMatrixPoints-matrix-points-1");
 496                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipTransformMatrixPoints (matrix, points, 0), "GdipTransformMatrixPoints-matrix-points-0");
 497                         Assert.AreEqual (Status.Ok, GDIPlus.GdipTransformMatrixPoints (matrix, points, 1), "GdipTransformMatrixPoints");
 498
 499                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipVectorTransformMatrixPoints (IntPtr.Zero, points, 1), "GdipVectorTransformMatrixPoints-null-points-1");
 500                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipVectorTransformMatrixPoints (matrix, null, 1), "GdipVectorTransformMatrixPoints-matrix-points-1");
 501                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipVectorTransformMatrixPoints (matrix, points, 0), "GdipVectorTransformMatrixPoints-matrix-points-0");
 502                         Assert.AreEqual (Status.Ok, GDIPlus.GdipVectorTransformMatrixPoints (matrix, points, 1), "GdipVectorTransformMatrixPoints");
 503
 504                         IntPtr clone;
 505                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCloneMatrix (IntPtr.Zero, out clone), "GdipCloneMatrix");
 506                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCloneMatrix (matrix, out clone), "GdipCloneMatrix");
 507                         Assert.IsTrue (clone != IntPtr.Zero, "Handle-clone");
 508
 509                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipIsMatrixEqual (IntPtr.Zero, clone, out result), "GdipIsMatrixEqual-null-clone");
 510                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipIsMatrixEqual (matrix, IntPtr.Zero, out result), "GdipIsMatrixEqual-matrix-null");
 511                         Assert.AreEqual (Status.Ok, GDIPlus.GdipIsMatrixEqual (matrix, clone, out result), "GdipIsMatrixEqual-matrix-clone");
 512                         Assert.IsTrue (result, "equal");
 513
 514                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipMultiplyMatrix (IntPtr.Zero, clone, MatrixOrder.Append), "GdipMultiplyMatrix-null-clone-append");
 515                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipMultiplyMatrix (matrix, IntPtr.Zero, MatrixOrder.Prepend), "GdipMultiplyMatrix-matrix-null-prepend");
 516                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipMultiplyMatrix (matrix, clone, (MatrixOrder)Int32.MinValue), "GdipMultiplyMatrix-matrix-clone-invalid");
 517                         Assert.AreEqual (Status.Ok, GDIPlus.GdipMultiplyMatrix (matrix, clone, MatrixOrder.Append), "GdipMultiplyMatrix-matrix-clone-append");
 518
 519                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipTranslateMatrix (IntPtr.Zero, 1f, 2f, MatrixOrder.Append), "GdipTranslateMatrix-null-append");
 520                         Assert.AreEqual (Status.Ok, GDIPlus.GdipTranslateMatrix (matrix, Single.NaN, Single.NegativeInfinity, MatrixOrder.Prepend), "GdipTranslateMatrix-nan-append");
 521                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipTranslateMatrix (matrix, 1f, 2f, (MatrixOrder) Int32.MinValue), "GdipTranslateMatrix-matrix-invalid");
 522                         Assert.AreEqual (Status.Ok, GDIPlus.GdipTranslateMatrix (matrix, 1f, 2f, MatrixOrder.Append), "GdipTranslateMatrix-matrix-append");
 523
 524                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipScaleMatrix (IntPtr.Zero, 1f, 2f, MatrixOrder.Append), "GdipScaleMatrix-null-append");
 525                         Assert.AreEqual (Status.Ok, GDIPlus.GdipScaleMatrix (matrix, Single.NaN, Single.NegativeInfinity, MatrixOrder.Prepend), "GdipScaleMatrix-nan-append");
 526                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipScaleMatrix (matrix, 1f, 2f, (MatrixOrder) Int32.MinValue), "GdipScaleMatrix-matrix-invalid");
 527                         Assert.AreEqual (Status.Ok, GDIPlus.GdipScaleMatrix (matrix, 1f, 2f, MatrixOrder.Append), "GdipScaleMatrix-matrix-append");
 528
 529                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipShearMatrix (IntPtr.Zero, 1f, 2f, MatrixOrder.Append), "GdipShearMatrix-null-append");
 530                         Assert.AreEqual (Status.Ok, GDIPlus.GdipShearMatrix (matrix, Single.NaN, Single.NegativeInfinity, MatrixOrder.Prepend), "GdipShearMatrix-nan-append");
 531                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipShearMatrix (matrix, 1f, 2f, (MatrixOrder) Int32.MinValue), "GdipShearMatrix-matrix-invalid");
 532                         Assert.AreEqual (Status.Ok, GDIPlus.GdipShearMatrix (matrix, 1f, 2f, MatrixOrder.Append), "GdipShearMatrix-matrix-append");
 533
 534                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteMatrix (IntPtr.Zero), "GdipDeleteMatrix-null");
 535                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (matrix), "GdipDeleteMatrix");
 536                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (clone), "GdipDeleteMatrix-clone");
 537                 }
 538
 539                 [Test]
 540                 public void Matrix2 ()
 541                 {
 542                         IntPtr matrix;
 543                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateMatrix2 (Single.MinValue, Single.MaxValue, Single.NegativeInfinity,
 544                                 Single.PositiveInfinity, Single.NaN, Single.Epsilon, out matrix), "GdipCreateMatrix2");
 545                         Assert.IsTrue (matrix != IntPtr.Zero, "Handle");
 546
 547                         // check data
 548                         float[] elements = new float[6];
 549                         IntPtr data = Marshal.AllocHGlobal (Marshal.SizeOf (typeof (float)) * 6);
 550                         try {
 551                                 Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetMatrixElements (IntPtr.Zero, data), "GdipSetMatrixElements-null-matrix");
 552                                 Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetMatrixElements (matrix, IntPtr.Zero), "GdipSetMatrixElements-null-data");
 553                                 Assert.AreEqual (Status.Ok, GDIPlus.GdipGetMatrixElements (matrix, data), "GdipSetMatrixElements-null-matrix");
 554                                 Marshal.Copy (data, elements, 0, 6);
 555                                 Assert.AreEqual (Single.MinValue, elements [0], "0");
 556                                 Assert.AreEqual (Single.MaxValue, elements [1], "1");
 557                                 Assert.AreEqual (Single.NegativeInfinity, elements [2], "2");
 558                                 Assert.AreEqual (Single.PositiveInfinity, elements [3], "3");
 559                                 Assert.AreEqual (Single.NaN, elements [4], "4");
 560                                 Assert.AreEqual (Single.Epsilon, elements [5], "5");
 561                         }
 562                         finally {
 563                                 Marshal.FreeHGlobal (data);
 564                         }
 565
 566                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetMatrixElements (IntPtr.Zero, 0f, 0f, 0f, 0f, 0f, 0f), "GdipSetMatrixElements-null");
 567                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetMatrixElements (matrix, 0f, 0f, 0f, 0f, 0f, 0f), "GdipSetMatrixElements");
 568
 569                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (matrix), "GdipDeleteMatrix");
 570                 }
 571
 572                 [Test]
 573                 public void Matrix3 ()
 574                 {
 575                         RectangleF rect = new RectangleF ();
 576                         IntPtr matrix;
 577                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateMatrix3 (ref rect, null, out matrix), "GdipCreateMatrix3-null");
 578
 579                         // provding less than 3 points would results in AccessViolationException under MS 2.0 but can't happen using the managed SD code
 580                         PointF[] points = new PointF[3];
 581                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateMatrix3 (ref rect, points, out matrix), "GdipCreateMatrix3-empty-rect");
 582                         rect = new RectangleF (10f, 20f, 0f, 40f);
 583                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateMatrix3 (ref rect, points, out matrix), "GdipCreateMatrix3-empty-width");
 584                         rect = new RectangleF (10f, 20f, 30f, 0f);
 585                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateMatrix3 (ref rect, points, out matrix), "GdipCreateMatrix3-empty-height");
 586
 587                         rect = new RectangleF (0f, 0f, 30f, 40f);
 588                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateMatrix3 (ref rect, points, out matrix), "GdipCreateMatrix3-3");
 589                         Assert.IsTrue (matrix != IntPtr.Zero, "Handle");
 590
 591                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (matrix), "GdipDeleteMatrix");
 592                 }
 593
 594                 // Image
 595                 [Test]
 596                 public void DisposeImage ()
 597                 {
 598                         // invalid image pointer (null)
 599                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDisposeImage (IntPtr.Zero), "null");
 600
 601                         IntPtr image;
 602                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 603                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "first");
 604                 }
 605
 606                 [Test]
 607                 [Category ("NotWorking")]
 608                 public void DisposeImage_Dual ()
 609                 {
 610                         IntPtr image;
 611                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 612                         // first dispose
 613                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "first");
 614                         // second dispose
 615                         Assert.AreEqual (Status.ObjectBusy, GDIPlus.GdipDisposeImage (image), "second");
 616                 }
 617
 618                 [Test]
 619                 [Category ("NotWorking")] // libgdiplus doesn't implement GdipGetImageThumbnail (it is done inside S.D)
 620                 public void GetImageThumbnail ()
 621                 {
 622                         IntPtr ptr;
 623
 624                         // invalid image pointer (null)
 625                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetImageThumbnail (IntPtr.Zero, 10, 10, out ptr, IntPtr.Zero, IntPtr.Zero));
 626
 627                         IntPtr image;
 628                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 629                         try {
 630                                 // invalid width (0)
 631                                 Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipGetImageThumbnail (image, 0, 10, out ptr, IntPtr.Zero, IntPtr.Zero));
 632                                 // invalid width (negative)
 633                                 Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipGetImageThumbnail (image, 0x8000000, 10, out ptr, IntPtr.Zero, IntPtr.Zero));
 634                                 // invalid height (0)
 635                                 Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipGetImageThumbnail (image, 10, 0, out ptr, IntPtr.Zero, IntPtr.Zero));
 636                                 // invalid height (negative)
 637                                 Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipGetImageThumbnail (image, 10, 0x8000000, out ptr, IntPtr.Zero, IntPtr.Zero));
 638                         }
 639                         finally {
 640                                 GDIPlus.GdipDisposeImage (image);
 641                         }
 642                 }
 643
 644                 [Test]
 645                 public void Encoder ()
 646                 {
 647                         IntPtr image;
 648                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
 649
 650                         Guid g = new Guid ();
 651                         uint size = UInt32.MaxValue;
 652                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetEncoderParameterListSize (IntPtr.Zero, ref g, out size), "GdipGetEncoderParameterListSize-null-guid-uint");
 653                         Assert.AreEqual (UInt32.MaxValue, size, "size-1");
 654                         // note: can't test a null Guid (it's a struct)
 655 #if false
 656                         Assert.AreEqual (Status. FileNotFound, GDIPlus.GdipGetEncoderParameterListSize (image, ref g, out size), "GdipGetEncoderParameterListSize-image-badguid-uint");
 657                         Assert.AreEqual (UInt32.MaxValue, size, "size-2");
 658
 659                         g = new Guid ("{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}");
 660                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetEncoderParameterListSize (image, ref g, out size), "GdipGetEncoderParameterListSize-image-guid-uint");
 661                         Assert.AreEqual (UInt32.MaxValue, size, "size-3");
 662 #endif
 663                         GDIPlus.GdipDisposeImage (image);
 664                 }
 665
 666                 // ImageAttribute
 667                 [Test]
 668                 public void ImageAttribute ()
 669                 {
 670                         IntPtr attr;
 671                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateImageAttributes (out attr), "GdipCreateImageAttributes");
 672
 673                         IntPtr clone;
 674                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCloneImageAttributes (IntPtr.Zero, out clone), "GdipCloneImageAttributes");
 675                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCloneImageAttributes (attr, out clone), "GdipCloneImageAttributes");
 676
 677                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetImageAttributesColorMatrix (attr, ColorAdjustType.Default, true, IntPtr.Zero, IntPtr.Zero, ColorMatrixFlag.Default), "GdipSetImageAttributesColorMatrix-true-matrix1");
 678                         // the first color matrix can be null if enableFlag is false
 679                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetImageAttributesColorMatrix (attr, ColorAdjustType.Default, false, IntPtr.Zero, IntPtr.Zero, ColorMatrixFlag.Default), "GdipSetImageAttributesColorMatrix-false-matrix1");
 680                         ColorMatrix cm = new ColorMatrix ();
 681                         IntPtr color = Marshal.AllocHGlobal (Marshal.SizeOf (typeof (ColorMatrix)));
 682                         try {
 683                                 Marshal.StructureToPtr (cm, color, false);
 684                                 Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetImageAttributesColorMatrix (IntPtr.Zero, ColorAdjustType.Default, true, color, IntPtr.Zero, ColorMatrixFlag.Default), "GdipSetImageAttributesColorMatrix-null");
 685                                 Assert.AreEqual (Status.Ok, GDIPlus.GdipSetImageAttributesColorMatrix (attr, ColorAdjustType.Default, true, color, IntPtr.Zero, ColorMatrixFlag.Default), "GdipCloneImageAttributes");
 686                         }
 687                         finally {
 688                                 Marshal.FreeHGlobal (color);
 689                         }
 690
 691                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDisposeImageAttributes (IntPtr.Zero), "GdipDisposeImageAttributes-null");
 692                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImageAttributes (attr), "GdipDisposeImageAttributes");
 693                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImageAttributes (clone), "GdipDisposeImageAttributes-clone");
 694                 }
 695
 696                 // PathGradientBrush
 697                 [Test]
 698                 public void CreatePathGradient ()
 699                 {
 700                         PointF[] points = null;
 701                         IntPtr brush;
 702                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradient (points, 0, WrapMode.Clamp, out brush), "null");
 703
 704                         points = new PointF [0];
 705                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradient (points, 0, WrapMode.Clamp, out brush), "empty");
 706
 707                         points = new PointF[1];
 708                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradient (points, 1, WrapMode.Clamp, out brush), "one");
 709
 710                         points = null;
 711                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradient (points, 2, WrapMode.Clamp, out brush), "null/two");
 712
 713                         points = new PointF[2] { new PointF (1, 2), new PointF (20, 30) };
 714                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePathGradient (points, 2, WrapMode.Clamp, out brush), "two");
 715                         Assert.IsTrue (brush != IntPtr.Zero, "Handle");
 716
 717                         int count;
 718                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPathGradientBlendCount (brush, out count), "GdipGetPathGradientBlendCount");
 719                         Assert.AreEqual (1, count, "blend count");
 720
 721                         int[] colors = new int[count];
 722                         float[] positions = new float[count];
 723                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathGradientPresetBlend (brush, colors, positions, count), "GdipGetPathGradientBlend");
 724                         // can't call that for 1 count!
 725
 726                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
 727                 }
 728
 729                 [Test]
 730                 public void CreatePathGradient_FromPath_Line ()
 731                 {
 732                         IntPtr path;
 733                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePath (FillMode.Alternate, out path), "GdipCreatePath");
 734
 735                         IntPtr brush;
 736                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradientFromPath (IntPtr.Zero, out brush), "null");
 737                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreatePathGradientFromPath (path, out brush), "empty path");
 738
 739                         Assert.AreEqual (Status.Ok, GDIPlus.GdipAddPathLine (path, 1, 1, 10, 10), "GdipAddPathLine");
 740
 741                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePathGradientFromPath (path, out brush), "path");
 742                         Assert.IsTrue (brush != IntPtr.Zero, "Handle");
 743
 744                         int count;
 745                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPathGradientBlendCount (brush, out count), "GdipGetPathGradientBlendCount");
 746                         Assert.AreEqual (1, count, "blend count");
 747
 748                         int[] colors = new int[count];
 749                         float[] positions = new float[count];
 750                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathGradientPresetBlend (brush, colors, positions, count), "GdipGetPathGradientBlend");
 751
 752                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
 753                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePath (path), "GdipDeletePath");
 754                 }
 755
 756                 [Test]
 757                 public void CreatePathGradient_FromPath_Lines ()
 758                 {
 759                         IntPtr path;
 760                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePath (FillMode.Alternate, out path), "GdipCreatePath");
 761
 762                         PointF[] pts_2f = new PointF[2] { new PointF (2f, 4f), new PointF (10f, 30f) };
 763                         Assert.AreEqual (Status.Ok, GDIPlus.GdipAddPathLine2 (path, pts_2f, pts_2f.Length), "GdipAddPathLine2");
 764
 765                         IntPtr brush;
 766                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePathGradientFromPath (path, out brush), "path");
 767                         Assert.IsTrue (brush != IntPtr.Zero, "Handle");
 768
 769                         int count;
 770                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPathGradientBlendCount (brush, out count), "GdipGetPathGradientBlendCount");
 771                         Assert.AreEqual (1, count, "blend count");
 772
 773                         int[] colors = new int[count];
 774                         float[] positions = new float[count];
 775                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPathGradientPresetBlend (brush, colors, positions, count), "GdipGetPathGradientBlend");
 776
 777                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
 778                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePath (path), "GdipDeletePath");
 779                 }
 780
 781                 // Pen
 782                 [Test]
 783                 public void CreatePen ()
 784                 {
 785                         IntPtr pen;
 786                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreatePen1 (0, 0f, Unit.UnitWorld, out pen), "GdipCreatePen1");
 787                         Assert.IsTrue (pen != IntPtr.Zero, "pen");
 788
 789                         DashStyle ds;
 790                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPenDashStyle (pen, out ds), "GdipGetPenDashStyle");
 791                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPenDashStyle (IntPtr.Zero, out ds), "GdipGetPenDashStyle-null");
 792
 793                         ds = DashStyle.Custom;
 794                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetPenDashStyle (pen, ds), "GdipSetPenDashStyle");
 795                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetPenDashStyle (IntPtr.Zero, ds), "GdipSetPenDashStyle-null");
 796
 797                         int count;
 798                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetPenDashCount (pen, out count), "GdipGetPenDashCount");
 799                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPenDashCount (IntPtr.Zero, out count), "GdipGetPenDashCount-null");
 800                         Assert.AreEqual (0, count, "count");
 801
 802                         float[] dash = new float[count];
 803                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipGetPenDashArray (pen, dash, count), "GdipGetPenDashArray");
 804                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPenDashArray (IntPtr.Zero, dash, count), "GdipGetPenDashArray-null-pen");
 805                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetPenDashArray (pen, null, count), "GdipGetPenDashArray-null-dash");
 806
 807                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeletePen (pen), "GdipDeletePen");
 808                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeletePen (IntPtr.Zero), "GdipDeletePen-null");
 809                 }
 810
 811                 // Region
 812                 [Test]
 813                 public void CreateRegionRgnData ()
 814                 {
 815                         IntPtr region;
 816                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateRegionRgnData (null, 0, out region));
 817
 818                         byte[] data = new byte[0];
 819                         Assert.AreEqual (Status.GenericError, GDIPlus.GdipCreateRegionRgnData (data, 0, out region));
 820                 }
 821
 822                 [Test]
 823                 public void DrawingOperations ()
 824                 {
 825                         IntPtr graphics, image;
 826
 827                         IntPtr pen;
 828                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero,
 829                                                            out image);
 830
 831                         GDIPlus.GdipGetImageGraphicsContext (image, out graphics);
 832                         GDIPlus.GdipCreatePen1 (0, 0f, Unit.UnitWorld, out pen);
 833
 834                         // DrawCurve
 835
 836                         Assert.AreEqual (Status.InvalidParameter,
 837                                          GDIPlus.GdipDrawCurveI (IntPtr.Zero, IntPtr.Zero, null, 0));
 838
 839                         Assert.AreEqual (Status.InvalidParameter,
 840                                          GDIPlus.GdipDrawCurveI (graphics, pen, new Point [] {}, 0),
 841                                          "DrawCurve with no pts");
 842                         Assert.AreEqual (Status.InvalidParameter,
 843                                          GDIPlus.GdipDrawCurveI (graphics, pen,
 844                                                                  new Point [] { new Point (1, 1) }, 1),
 845                                          "DrawCurve with 1 pt");
 846                         Assert.AreEqual (Status.Ok,
 847                                          GDIPlus.GdipDrawCurveI (graphics, pen,
 848                                                                  new Point [] { new Point (1, 1),
 849                                                                                 new Point (2, 2) }, 2),
 850                                          "DrawCurve with 2 pts");
 851
 852                         // DrawClosedCurve
 853
 854                         Assert.AreEqual (Status.InvalidParameter,
 855                                          GDIPlus.GdipDrawClosedCurveI (graphics, pen, new Point [] {}, 0),
 856                                          "DrawClosedCurve with no pts");
 857                         Assert.AreEqual (Status.InvalidParameter,
 858                                          GDIPlus.GdipDrawClosedCurveI (graphics, pen,
 859                                                                        new Point [] { new Point (1, 1) }, 1),
 860                                          "DrawClosedCurve with 1 pt");
 861                         Assert.AreEqual (Status.InvalidParameter,
 862                                          GDIPlus.GdipDrawClosedCurveI (graphics, pen,
 863                                                                        new Point [] { new Point (1, 1),
 864                                                                                       new Point (2, 2) }, 2),
 865                                          "DrawClosedCurve with 2 pt2");
 866
 867                         // DrawPolygon
 868
 869                         Assert.AreEqual (Status.InvalidParameter,
 870                                          GDIPlus.GdipDrawPolygonI (graphics, pen, new Point [] {}, 0),
 871                                          "DrawPolygon with no pts");
 872                         Assert.AreEqual (Status.InvalidParameter,
 873                                          GDIPlus.GdipDrawPolygonI (graphics, pen,
 874                                                                    new Point [] { new Point (1, 1) }, 1),
 875                                          "DrawPolygon with only one pt");
 876
 877                         GDIPlus.GdipDeletePen (pen);
 878
 879                         // FillClosedCurve
 880
 881                         IntPtr brush;
 882                         GDIPlus.GdipCreateSolidFill (0, out brush);
 883
 884
 885                         Assert.AreEqual (Status.InvalidParameter,
 886                                          GDIPlus.GdipFillClosedCurveI (graphics, brush, new Point [] {}, 0),
 887                                          "FillClosedCurve with no pts");
 888                         Assert.AreEqual (Status.Ok,
 889                                          GDIPlus.GdipFillClosedCurveI (graphics, brush,
 890                                                                        new Point [] { new Point (1, 1) }, 1),
 891                                          "FillClosedCurve with 1 pt");
 892                         Assert.AreEqual (Status.Ok,
 893                                          GDIPlus.GdipFillClosedCurveI (graphics, brush,
 894                                                                        new Point [] { new Point (1, 1),
 895                                                                                       new Point (2, 2) }, 2),
 896                                          "FillClosedCurve with 2 pts");
 897
 898                         GDIPlus.GdipDeleteBrush (brush);
 899
 900                         GDIPlus.GdipDeleteGraphics (graphics);
 901                         GDIPlus.GdipDisposeImage (image);
 902                 }
 903
 904                 // StringFormat
 905                 private void CheckStringFormat (IntPtr sf, StringFormatFlags exepcted_flags, StringTrimming expected_trimmings)
 906                 {
 907                         StringAlignment sa = StringAlignment.Center;
 908                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatAlign (IntPtr.Zero, out sa), "GdipGetStringFormatAlign-null");
 909                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatAlign (sf, out sa), "GdipGetStringFormatAlign");
 910                         Assert.AreEqual (StringAlignment.Near, sa, "StringAlignment-1");
 911
 912                         StringAlignment la = StringAlignment.Center;
 913                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatLineAlign (IntPtr.Zero, out la), "GdipGetStringFormatLineAlign-null");
 914                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatLineAlign (sf, out la), "GdipGetStringFormatLineAlign");
 915                         Assert.AreEqual (StringAlignment.Near, la, "StringAlignment-2");
 916
 917                         StringFormatFlags flags = StringFormatFlags.DirectionRightToLeft;
 918                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatFlags (IntPtr.Zero, out flags), "GdipGetStringFormatFlags-null");
 919                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatFlags (sf, out flags), "GdipGetStringFormatFlags");
 920                         Assert.AreEqual (exepcted_flags, flags, "StringFormatFlags");
 921
 922                         HotkeyPrefix hotkey = HotkeyPrefix.Show;
 923                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatHotkeyPrefix (IntPtr.Zero, out hotkey), "GdipGetStringFormatHotkeyPrefix-null");
 924                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatHotkeyPrefix (sf, out hotkey), "GdipGetStringFormatHotkeyPrefix");
 925                         Assert.AreEqual (HotkeyPrefix.None, hotkey, "HotkeyPrefix");
 926
 927                         StringTrimming trimming = StringTrimming.None;
 928                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatTrimming (IntPtr.Zero, out trimming), "GdipGetStringFormatTrimming-null");
 929                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatTrimming (sf, out trimming), "GdipGetStringFormatTrimming");
 930                         Assert.AreEqual (expected_trimmings, trimming, "StringTrimming");
 931
 932                         StringDigitSubstitute sub = StringDigitSubstitute.Traditional;
 933                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatDigitSubstitution (IntPtr.Zero, 0, out sub), "GdipGetStringFormatDigitSubstitution-null");
 934                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatDigitSubstitution (sf, 0, out sub), "GdipGetStringFormatDigitSubstitution");
 935                         Assert.AreEqual (StringDigitSubstitute.User, sub, "StringDigitSubstitute");
 936
 937                         int count;
 938                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetStringFormatMeasurableCharacterRangeCount (IntPtr.Zero, out count), "GdipGetStringFormatMeasurableCharacterRangeCount-null");
 939                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatMeasurableCharacterRangeCount (sf, out count), "GdipGetStringFormatMeasurableCharacterRangeCount");
 940                         Assert.AreEqual (0, count, "count");
 941                 }
 942
 943                 [Test]
 944                 public void StringFormat ()
 945                 {
 946                         IntPtr sf;
 947                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateStringFormat (Int32.MinValue, Int32.MinValue, out sf), "GdipCreateStringFormat");
 948
 949                         CheckStringFormat (sf, (StringFormatFlags) Int32.MinValue, StringTrimming.Character);
 950
 951                         CharacterRange[] ranges = new CharacterRange[32];
 952                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetStringFormatMeasurableCharacterRanges (IntPtr.Zero, 1, ranges), "GdipSetStringFormatMeasurableCharacterRanges-null");
 953                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetStringFormatMeasurableCharacterRanges (IntPtr.Zero, -1, ranges), "GdipSetStringFormatMeasurableCharacterRanges-negative");
 954                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetStringFormatMeasurableCharacterRanges (sf, 1, ranges), "GdipSetStringFormatMeasurableCharacterRanges");
 955                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetStringFormatMeasurableCharacterRanges (sf, 32, ranges), "GdipSetStringFormatMeasurableCharacterRanges-32");
 956                         Assert.AreEqual (Status.ValueOverflow, GDIPlus.GdipSetStringFormatMeasurableCharacterRanges (sf, 33, ranges), "GdipSetStringFormatMeasurableCharacterRanges-33");
 957
 958                         float first = Single.MinValue;
 959                         float[] tabs = new float[1];
 960                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetStringFormatTabStops (IntPtr.Zero, 1.0f, 1, tabs), "GdipSetStringFormatTabStops-null");
 961                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetStringFormatTabStops (sf, 1.0f, 1, null), "GdipSetStringFormatTabStops-null/tabs");
 962
 963                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetStringFormatTabStops (sf, 1.0f, -1, tabs), "GdipSetStringFormatTabStops-negative");
 964                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatTabStops (sf, 1, out first, tabs), "GdipGetStringFormatTabStops-negative");
 965                         Assert.AreEqual (0.0f, first, "first-negative");
 966
 967                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetStringFormatTabStops (sf, 1.0f, 1, tabs), "GdipSetStringFormatTabStops");
 968                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetStringFormatTabStops (sf, 1, out first, tabs), "GdipGetStringFormatTabStops");
 969                         Assert.AreEqual (1.0f, first, "first");
 970
 971                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipDeleteStringFormat (IntPtr.Zero), "GdipDeleteStringFormat-null");
 972                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (sf), "GdipDeleteStringFormat");
 973                 }
 974
 975                 [Test]
 976                 public void StringFormat_Clone ()
 977                 {
 978                         IntPtr sf;
 979                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateStringFormat (Int32.MinValue, Int32.MinValue, out sf), "GdipCreateStringFormat");
 980
 981                         IntPtr clone;
 982                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCloneStringFormat (IntPtr.Zero, out clone), "GdipCloneStringFormat");
 983                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCloneStringFormat (sf, out clone), "GdipCloneStringFormat");
 984
 985                         CheckStringFormat (clone, (StringFormatFlags) Int32.MinValue, StringTrimming.Character);
 986
 987                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (clone), "GdipDeleteStringFormat-clone");
 988                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (sf), "GdipDeleteStringFormat");
 989                 }
 990
 991                 [Test]
 992                 public void StringFormat_GenericDefault ()
 993                 {
 994                         IntPtr sf;
 995                         Assert.AreEqual (Status.Ok, GDIPlus.GdipStringFormatGetGenericDefault (out sf), "GdipStringFormatGetGenericDefault");
 996
 997                         CheckStringFormat (sf, (StringFormatFlags) 0, StringTrimming.Character);
 998
 999                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (sf), "GdipDeleteStringFormat");
1000                 }
1001
1002                 [Test]
1003                 public void StringFormat_GenericTypographic ()
1004                 {
1005                         IntPtr sf;
1006                         Assert.AreEqual (Status.Ok, GDIPlus.GdipStringFormatGetGenericTypographic (out sf), "GdipStringFormatGetGenericTypographic");
1007
1008                         StringFormatFlags flags = StringFormatFlags.NoClip | StringFormatFlags.LineLimit | StringFormatFlags.FitBlackBox;
1009                         CheckStringFormat (sf, flags , StringTrimming.None);
1010
1011                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteStringFormat (sf), "GdipDeleteStringFormat");
1012                 }
1013
1014                 // TextureBrush
1015                 [Test]
1016                 public void Texture ()
1017                 {
1018                         IntPtr image;
1019                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
1020
1021                         IntPtr brush;
1022                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateTexture (IntPtr.Zero, WrapMode.Tile, out brush), "GdipCreateTexture-image");
1023                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture (image, (WrapMode)Int32.MinValue, out brush), "GdipCreateTexture-wrapmode");
1024                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateTexture (image, WrapMode.Tile, out brush), "GdipCreateTexture");
1025
1026                         IntPtr image2;
1027 // this would throw an AccessViolationException under MS 2.0 (missing null check?)
1028 //                      Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetTextureImage (IntPtr.Zero, out image2), "GdipGetTextureImage-brush");
1029                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetTextureImage (brush, out image2), "GdipGetTextureImage");
1030                         Assert.IsFalse (image == image2, "image");
1031
1032                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
1033                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
1034                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image2), "GdipDisposeImage-image2");
1035                 }
1036
1037                 [Test]
1038                 public void Texture2 ()
1039                 {
1040                         IntPtr image;
1041                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
1042
1043                         IntPtr brush;
1044                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateTexture2 (IntPtr.Zero, WrapMode.Tile, 0, 0, 10, 10, out brush), "GdipCreateTexture2-image");
1045                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateTexture2 (IntPtr.Zero, (WrapMode) Int32.MinValue, 0, 0, 10, 10, out brush), "GdipCreateTexture2-wrapmode");
1046                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 0, 0, 0, 10, out brush), "GdipCreateTexture2-width");
1047                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 0, 0, 10, 0, out brush), "GdipCreateTexture2-height");
1048                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, -1, 0, 0, 10, out brush), "GdipCreateTexture2-x");
1049                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 0, -1, 10, 0, out brush), "GdipCreateTexture2-y");
1050                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 1, 0, 10, 10, out brush), "GdipCreateTexture2-too-wide");
1051                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 0, 1, 10, 10, out brush), "GdipCreateTexture2-too-tall");
1052                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateTexture2 (image, WrapMode.Tile, 0, 0, 10, 10, out brush), "GdipCreateTexture2");
1053
1054                         WrapMode wm;
1055                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetTextureWrapMode (IntPtr.Zero, out wm), "GdipGetTextureWrapMode-brush");
1056                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetTextureWrapMode (brush, out wm), "GdipGetTextureWrapMode");
1057                         Assert.AreEqual (WrapMode.Tile, wm, "WrapMode");
1058
1059                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetTextureWrapMode (IntPtr.Zero, WrapMode.Clamp), "GdipSetTextureWrapMode-brush");
1060                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetTextureWrapMode (brush, WrapMode.Clamp), "GdipSetTextureWrapMode");
1061                         GDIPlus.GdipGetTextureWrapMode (brush, out wm);
1062                         Assert.AreEqual (WrapMode.Clamp, wm, "WrapMode.Clamp");
1063
1064                         // an invalid WrapMode is ignored
1065                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetTextureWrapMode (brush, (WrapMode) Int32.MinValue), "GdipSetTextureWrapMode-wrapmode");
1066                         GDIPlus.GdipGetTextureWrapMode (brush, out wm);
1067                         Assert.AreEqual (WrapMode.Clamp, wm, "WrapMode/Invalid");
1068
1069                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
1070                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
1071                 }
1072
1073                 [Test]
1074                 public void TextureIA ()
1075                 {
1076                         IntPtr image;
1077                         GDIPlus.GdipCreateBitmapFromScan0 (10, 10, 0, PixelFormat.Format32bppArgb, IntPtr.Zero, out image);
1078
1079                         IntPtr brush;
1080                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipCreateTextureIA (IntPtr.Zero, IntPtr.Zero, 0, 0, 10, 10, out brush), "GdipCreateTexture2-image");
1081                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 0, 0, 0, 10, out brush), "GdipCreateTexture2-width");
1082                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 0, 0, 10, 0, out brush), "GdipCreateTexture2-height");
1083                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, -1, 0, 10, 10, out brush), "GdipCreateTexture2-x");
1084                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 0, -1, 10, 10, out brush), "GdipCreateTexture2-y");
1085                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 1, 0, 10, 10, out brush), "GdipCreateTexture2-too-wide");
1086                         Assert.AreEqual (Status.OutOfMemory, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 0, 1, 10, 10, out brush), "GdipCreateTexture2-too-tall");
1087                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateTextureIA (image, IntPtr.Zero, 0, 0, 10, 10, out brush), "GdipCreateTexture2");
1088
1089                         // TODO - handle ImageAttribute in the tests
1090
1091                         IntPtr matrix;
1092                         Assert.AreEqual (Status.Ok, GDIPlus.GdipCreateMatrix (out matrix), "GdipCreateMatrix");
1093
1094                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetTextureTransform (IntPtr.Zero, matrix), "GdipGetTextureTransform-brush");
1095                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipGetTextureTransform (brush, IntPtr.Zero), "GdipGetTextureTransform-matrix");
1096                         Assert.AreEqual (Status.Ok, GDIPlus.GdipGetTextureTransform (brush, matrix), "GdipGetTextureTransform");
1097
1098                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetTextureTransform (IntPtr.Zero, matrix), "GdipSetTextureTransform-brush");
1099                         Assert.AreEqual (Status.InvalidParameter, GDIPlus.GdipSetTextureTransform (brush, IntPtr.Zero), "GdipSetTextureTransform-matrix");
1100                         Assert.AreEqual (Status.Ok, GDIPlus.GdipSetTextureTransform (brush, matrix), "GdipSetTextureTransform");
1101
1102                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteMatrix (matrix), "GdipDeleteMatrix");
1103                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDeleteBrush (brush), "GdipDeleteBrush");
1104                         Assert.AreEqual (Status.Ok, GDIPlus.GdipDisposeImage (image), "GdipDisposeImage");
1105                 }
1106         }
1107 }