mcs/class/System.Drawing/System.Drawing.Imaging/ImageAttributes.cs

   1 //
   2 // System.Drawing.Imaging.ImageAttributes.cs
   3 //
   4 // Author:
   5 //   Dennis Hayes (dennish@raytek.com) (stubbed out)
   6 //       Jordi Mas i Hernàndez (jmas@softcatala.org)
   7 //       Sanjay Gupta (gsanjay@novell.com)
   8 //
   9 // (C) 2002-4 Ximian, Inc.  http://www.ximian.com
  10 //
  11
  12 //
  13 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  14 //
  15 // Permission is hereby granted, free of charge, to any person obtaining
  16 // a copy of this software and associated documentation files (the
  17 // "Software"), to deal in the Software without restriction, including
  18 // without limitation the rights to use, copy, modify, merge, publish,
  19 // distribute, sublicense, and/or sell copies of the Software, and to
  20 // permit persons to whom the Software is furnished to do so, subject to
  21 // the following conditions:
  22 //
  23 // The above copyright notice and this permission notice shall be
  24 // included in all copies or substantial portions of the Software.
  25 //
  26 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  30 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  31 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  32 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33 //
  34
  35 using System;
  36 using System.Drawing;
  37 using System.Drawing.Drawing2D;
  38 using System.Runtime.InteropServices;
  39
  40 namespace System.Drawing.Imaging
  41 {
  42         /// <summary>
  43         /// Summary description for ImageAttributes.
  44         /// </summary>
  45         public sealed class ImageAttributes : ICloneable, IDisposable {
  46
  47                 private IntPtr nativeImageAttr = IntPtr.Zero;
  48
  49                 internal IntPtr NativeObject{
  50                         get{
  51                                 return nativeImageAttr;
  52                         }
  53                 }
  54
  55                 internal  ImageAttributes(IntPtr native)
  56                 {
  57                         nativeImageAttr = native;
  58                 }
  59
  60                 public ImageAttributes() {
  61
  62                         Status status = GDIPlus.GdipCreateImageAttributes(out nativeImageAttr);
  63
  64                         if (status != Status.Ok)
  65                                 throw new Exception ("Error calling GDIPlus.GdipCreateImageAttributes:" +status);
  66
  67                 }
  68
  69                 public void ClearBrushRemapTable()
  70                 {
  71                         ClearRemapTable (ColorAdjustType.Brush);
  72                 }
  73
  74                 //Clears the color keys for all GDI+ objects
  75                 public void ClearColorKey()
  76                 {
  77                         ClearColorKey (ColorAdjustType.Default);
  78                 }
  79
  80                 public void ClearColorKey(ColorAdjustType type)
  81                 {
  82                         Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr,
  83                                 type, false, 0, 0);
  84
  85                         GDIPlus.CheckStatus (status);
  86                 }
  87
  88                 public void ClearColorMatrix()
  89                 {
  90                         ClearColorMatrix (ColorAdjustType.Default);
  91                 }
  92
  93                 public void ClearColorMatrix(ColorAdjustType type)
  94                 {
  95                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
  96                                 type, false, null, null, ColorMatrixFlag.Default);
  97
  98                         GDIPlus.CheckStatus (status);
  99                 }
 100
 101                 public void ClearGamma()
 102                 {
 103                         ClearGamma (ColorAdjustType.Default);
 104                 }
 105
 106                 public void ClearGamma(ColorAdjustType type)
 107                 {
 108                         Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr,   type, false, 0);
 109
 110                         GDIPlus.CheckStatus (status);
 111                 }
 112
 113                 public void ClearNoOp()
 114                 {
 115                         ClearNoOp (ColorAdjustType.Default);
 116                 }
 117
 118                 public void ClearNoOp(ColorAdjustType type)
 119                 {
 120                         Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr, type, false);
 121
 122                         GDIPlus.CheckStatus (status);
 123                 }
 124
 125                 public void ClearOutputChannel()
 126                 {
 127                         ClearOutputChannel (ColorAdjustType.Default);
 128                 }
 129
 130                 public void ClearOutputChannel(ColorAdjustType type)
 131                 {
 132                         Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr,
 133                                 type, false, ColorChannelFlag.ColorChannelLast);
 134
 135                         GDIPlus.CheckStatus (status);
 136                 }
 137
 138                 public void ClearOutputChannelColorProfile()
 139                 {
 140                         ClearOutputChannelColorProfile (ColorAdjustType.Default);
 141                 }
 142
 143                 public void ClearOutputChannelColorProfile(ColorAdjustType type)
 144                 {
 145                         Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr,
 146                                 type, false, null);
 147
 148                         GDIPlus.CheckStatus (status);
 149                 }
 150
 151                 public void ClearRemapTable()
 152                 {
 153                         ClearRemapTable (ColorAdjustType.Default);
 154                 }
 155
 156                 public void ClearRemapTable(ColorAdjustType type)
 157                 {
 158                         Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 159                                 type, false, 0, IntPtr.Zero);
 160
 161                         GDIPlus.CheckStatus (status);
 162                 }
 163
 164                 public void ClearThreshold()
 165                 {
 166                         ClearThreshold (ColorAdjustType.Default);
 167                 }
 168
 169                 public void ClearThreshold(ColorAdjustType type)
 170                 {
 171                         Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr,
 172                                 type, false, 0);
 173
 174                         GDIPlus.CheckStatus (status);
 175                 }
 176
 177                 //Sets the color keys for all GDI+ objects
 178                 public void SetColorKey(Color colorLow, Color colorHigh)
 179                 {
 180
 181                         Status status = GDIPlus.GdipSetImageAttributesColorKeys(nativeImageAttr,
 182                                         ColorAdjustType.Default, true,  colorLow.ToArgb(), colorHigh.ToArgb());
 183
 184                         if (status != Status.Ok)
 185                                 throw new Exception ("Error calling GDIPlus.GdipSetImageAttributesColorKeys:" +status);
 186                 }
 187
 188                 public void SetColorMatrix(ColorMatrix colorMatrix)
 189                 {
 190
 191                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr, ColorAdjustType.Default,
 192                                             true, colorMatrix, (ColorMatrix)null, ColorMatrixFlag.Default);
 193
 194                         if (status != Status.Ok)
 195                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 196                 }
 197
 198                 public void SetColorMatrix(ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag)
 199                 {
 200
 201                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr, ColorAdjustType.Default,
 202                                             true, colorMatrix, (ColorMatrix)null, colorMatrixFlag);
 203                         if (status != Status.Ok)
 204                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 205
 206                 }
 207
 208                 public void SetColorMatrix(ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag, ColorAdjustType colorAdjustType) {
 209
 210                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr,colorAdjustType,
 211                                             true,  colorMatrix,  (ColorMatrix)null,  colorMatrixFlag);
 212
 213                         if (status != Status.Ok)
 214                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 215                 }
 216
 217                 void Dispose (bool disposing)
 218                 {
 219                         if (!disposing) return;
 220
 221                         Status status = GDIPlus.GdipDisposeImageAttributes(nativeImageAttr);
 222
 223                         if (status != Status.Ok)
 224                                 throw new Exception ("Error calling GDIPlus.GdipDisposeImageAttributes:" +status);
 225                         else
 226                                 nativeImageAttr = IntPtr.Zero;
 227                 }
 228
 229
 230                 public void Dispose()
 231                 {
 232
 233                         Dispose (true);
 234                         System.GC.SuppressFinalize (this);
 235                 }
 236
 237                 ~ImageAttributes()
 238                 {
 239
 240                         Dispose (false);
 241                 }
 242
 243
 244
 245                 public object Clone()
 246                 {
 247                         IntPtr imgclone;
 248
 249                         Status status = GDIPlus.GdipCloneImageAttributes (nativeImageAttr, out imgclone);
 250                         GDIPlus.CheckStatus (status);
 251
 252                         return new ImageAttributes (imgclone);
 253                 }
 254
 255                 public void GetAdjustedPalette(ColorPalette palette,  ColorAdjustType type)
 256                 {
 257                         IntPtr colorPalette;
 258
 259                         Status status = GDIPlus.GdipGetImageAttributesAdjustedPalette (nativeImageAttr,
 260                                 out colorPalette,  type);
 261
 262                         palette.setFromGDIPalette (colorPalette);
 263
 264                 }
 265
 266                 public void SetBrushRemapTable(ColorMap[] map)
 267                 {
 268                         GdiColorMap gdiclr = new GdiColorMap ();
 269                         IntPtr clrmap, lpPointer;
 270                         int mapsize = Marshal.SizeOf (gdiclr);
 271                         int size =  mapsize * map.Length;
 272                         clrmap = lpPointer =  Marshal.AllocHGlobal (size);
 273
 274                         for (int i=0; i < map.Length; i++)
 275                         {
 276                                 gdiclr.from = map[i].OldColor.ToArgb();
 277                                 gdiclr.to = map[i].NewColor.ToArgb();
 278
 279                                 Marshal.StructureToPtr (gdiclr, lpPointer, false);
 280                                 lpPointer = (IntPtr) (lpPointer.ToInt32() + mapsize);
 281                         }
 282
 283                         Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 284                                 ColorAdjustType.Brush, true, (uint) map.Length, clrmap);
 285
 286                         Marshal.FreeHGlobal (clrmap);
 287
 288                         GDIPlus.CheckStatus (status);
 289                 }
 290
 291
 292                 public void SetColorKey(Color colorLow,   Color colorHigh, ColorAdjustType type)
 293                 {
 294                         Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr,
 295                                             type, true,  colorLow.ToArgb (), colorHigh.ToArgb ());
 296
 297                         GDIPlus.CheckStatus (status);
 298                 }
 299
 300
 301                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix)
 302                 {
 303                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 304                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, ColorMatrixFlag.Default);
 305
 306                         GDIPlus.CheckStatus (status);
 307                 }
 308
 309                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix, ColorMatrixFlag flags)
 310                 {
 311                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 312                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, flags);
 313
 314                         GDIPlus.CheckStatus (status);
 315                 }
 316
 317                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix,  ColorMatrixFlag mode,   ColorAdjustType type)
 318                 {
 319                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 320                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, mode);
 321
 322                         GDIPlus.CheckStatus (status);
 323                 }
 324
 325                 public void SetGamma(float gamma)
 326                 {
 327                         SetGamma (gamma, ColorAdjustType.Default);
 328                 }
 329
 330                 public void SetGamma(float gamma, ColorAdjustType coloradjust)
 331                 {
 332                         Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr, coloradjust, true,
 333                                 gamma);
 334
 335                         GDIPlus.CheckStatus (status);
 336                 }
 337
 338                 public void SetNoOp()
 339                 {
 340                         SetNoOp (ColorAdjustType.Default);
 341                 }
 342
 343                 public void SetNoOp(ColorAdjustType type)
 344                 {
 345                         Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr,
 346                                 type, true);
 347
 348                         GDIPlus.CheckStatus (status);
 349                 }
 350
 351                 public void SetOutputChannel(ColorChannelFlag flags)
 352                 {
 353                         SetOutputChannel (flags, ColorAdjustType.Default);
 354                 }
 355
 356                 public void SetOutputChannel(ColorChannelFlag flags,  ColorAdjustType type)
 357                 {
 358                         Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr,
 359                                 type, true, flags);
 360
 361                         GDIPlus.CheckStatus (status);
 362                 }
 363
 364                 public void SetOutputChannelColorProfile(string colorProfileFilename)
 365                 {
 366                         SetOutputChannelColorProfile (colorProfileFilename, ColorAdjustType.Default);
 367                 }
 368
 369                 public void SetOutputChannelColorProfile(string colorProfileFilename,  ColorAdjustType type)
 370                 {
 371                         Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr,
 372                                 type, true, colorProfileFilename);
 373
 374                         GDIPlus.CheckStatus (status);
 375                 }
 376
 377                 public void SetRemapTable(ColorMap[] map)
 378                 {
 379                         SetRemapTable (map, ColorAdjustType.Default);
 380                 }
 381
 382
 383                 public void SetRemapTable(ColorMap[] map, ColorAdjustType type)
 384                 {
 385                         GdiColorMap gdiclr = new GdiColorMap ();
 386                         IntPtr clrmap, lpPointer;
 387                         int mapsize = Marshal.SizeOf (gdiclr);
 388                         int size =  mapsize * map.Length;
 389                         clrmap = lpPointer =  Marshal.AllocHGlobal (size);
 390
 391                         for (int i=0; i < map.Length; i++)
 392                         {
 393                                 gdiclr.from = map[i].OldColor.ToArgb();
 394                                 gdiclr.to = map[i].NewColor.ToArgb();
 395
 396                                 Marshal.StructureToPtr (gdiclr, lpPointer, false);
 397                                 lpPointer = (IntPtr) (lpPointer.ToInt32() + mapsize);
 398                         }
 399
 400                         Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 401                                 type, true, (uint) map.Length, clrmap);
 402
 403                         Marshal.FreeHGlobal (clrmap);
 404
 405                         GDIPlus.CheckStatus (status);
 406
 407                 }
 408
 409                 public void SetThreshold(float threshold)
 410                 {
 411                         SetThreshold (threshold, ColorAdjustType.Default);
 412                 }
 413
 414                 public void SetThreshold(float threshold, ColorAdjustType type)
 415                 {
 416                         Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr,
 417                                 type, true, 0);
 418
 419                         GDIPlus.CheckStatus (status);
 420                 }
 421
 422                 public void SetWrapMode(WrapMode mode)
 423                 {
 424                         SetWrapMode (mode, Color.Black);
 425                 }
 426
 427
 428                 public void SetWrapMode(WrapMode mode,  Color color)
 429                 {
 430                         SetWrapMode (mode,  color, false);
 431                 }
 432
 433
 434                 public void SetWrapMode(WrapMode mode,  Color color, bool clamp)
 435                 {
 436                         Status status = GDIPlus.GdipSetImageAttributesWrapMode (nativeImageAttr,  mode,
 437                                 color.ToArgb(), clamp);
 438
 439                         GDIPlus.CheckStatus (status);
 440                 }
 441
 442         }
 443 }