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         [StructLayout(LayoutKind.Sequential)]
  46         public sealed class ImageAttributes : ICloneable, IDisposable {
  47
  48                 private IntPtr nativeImageAttr = IntPtr.Zero;
  49
  50                 internal IntPtr NativeObject{
  51                         get{
  52                                 return nativeImageAttr;
  53                         }
  54                 }
  55
  56                 internal  ImageAttributes(IntPtr native)
  57                 {
  58                         nativeImageAttr = native;
  59                 }
  60
  61                 public ImageAttributes() {
  62
  63                         Status status = GDIPlus.GdipCreateImageAttributes(out nativeImageAttr);
  64
  65                         if (status != Status.Ok)
  66                                 throw new Exception ("Error calling GDIPlus.GdipCreateImageAttributes:" +status);
  67
  68                 }
  69
  70                 public void ClearBrushRemapTable()
  71                 {
  72                         ClearRemapTable (ColorAdjustType.Brush);
  73                 }
  74
  75                 //Clears the color keys for all GDI+ objects
  76                 public void ClearColorKey()
  77                 {
  78                         ClearColorKey (ColorAdjustType.Default);
  79                 }
  80
  81                 public void ClearColorKey(ColorAdjustType type)
  82                 {
  83                         Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr,
  84                                 type, false, 0, 0);
  85
  86                         GDIPlus.CheckStatus (status);
  87                 }
  88
  89                 public void ClearColorMatrix()
  90                 {
  91                         ClearColorMatrix (ColorAdjustType.Default);
  92                 }
  93
  94                 public void ClearColorMatrix(ColorAdjustType type)
  95                 {
  96                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
  97                                 type, false, null, null, ColorMatrixFlag.Default);
  98
  99                         GDIPlus.CheckStatus (status);
 100                 }
 101
 102                 public void ClearGamma()
 103                 {
 104                         ClearGamma (ColorAdjustType.Default);
 105                 }
 106
 107                 public void ClearGamma(ColorAdjustType type)
 108                 {
 109                         Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr,   type, false, 0);
 110
 111                         GDIPlus.CheckStatus (status);
 112                 }
 113
 114                 public void ClearNoOp()
 115                 {
 116                         ClearNoOp (ColorAdjustType.Default);
 117                 }
 118
 119                 public void ClearNoOp(ColorAdjustType type)
 120                 {
 121                         Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr, type, false);
 122
 123                         GDIPlus.CheckStatus (status);
 124                 }
 125
 126                 public void ClearOutputChannel()
 127                 {
 128                         ClearOutputChannel (ColorAdjustType.Default);
 129                 }
 130
 131                 public void ClearOutputChannel(ColorAdjustType type)
 132                 {
 133                         Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr,
 134                                 type, false, ColorChannelFlag.ColorChannelLast);
 135
 136                         GDIPlus.CheckStatus (status);
 137                 }
 138
 139                 public void ClearOutputChannelColorProfile()
 140                 {
 141                         ClearOutputChannelColorProfile (ColorAdjustType.Default);
 142                 }
 143
 144                 public void ClearOutputChannelColorProfile(ColorAdjustType type)
 145                 {
 146                         Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr,
 147                                 type, false, null);
 148
 149                         GDIPlus.CheckStatus (status);
 150                 }
 151
 152                 public void ClearRemapTable()
 153                 {
 154                         ClearRemapTable (ColorAdjustType.Default);
 155                 }
 156
 157                 public void ClearRemapTable(ColorAdjustType type)
 158                 {
 159                         Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 160                                 type, false, 0, IntPtr.Zero);
 161
 162                         GDIPlus.CheckStatus (status);
 163                 }
 164
 165                 public void ClearThreshold()
 166                 {
 167                         ClearThreshold (ColorAdjustType.Default);
 168                 }
 169
 170                 public void ClearThreshold(ColorAdjustType type)
 171                 {
 172                         Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr,
 173                                 type, false, 0);
 174
 175                         GDIPlus.CheckStatus (status);
 176                 }
 177
 178                 //Sets the color keys for all GDI+ objects
 179                 public void SetColorKey(Color colorLow, Color colorHigh)
 180                 {
 181
 182                         Status status = GDIPlus.GdipSetImageAttributesColorKeys(nativeImageAttr,
 183                                         ColorAdjustType.Default, true,  colorLow.ToArgb(), colorHigh.ToArgb());
 184
 185                         if (status != Status.Ok)
 186                                 throw new Exception ("Error calling GDIPlus.GdipSetImageAttributesColorKeys:" +status);
 187                 }
 188
 189                 public void SetColorMatrix(ColorMatrix colorMatrix)
 190                 {
 191
 192                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr, ColorAdjustType.Default,
 193                                             true, colorMatrix, (ColorMatrix)null, ColorMatrixFlag.Default);
 194
 195                         if (status != Status.Ok)
 196                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 197                 }
 198
 199                 public void SetColorMatrix(ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag)
 200                 {
 201
 202                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr, ColorAdjustType.Default,
 203                                             true, colorMatrix, (ColorMatrix)null, colorMatrixFlag);
 204                         if (status != Status.Ok)
 205                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 206
 207                 }
 208
 209                 public void SetColorMatrix(ColorMatrix colorMatrix, ColorMatrixFlag colorMatrixFlag, ColorAdjustType colorAdjustType) {
 210
 211                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix(nativeImageAttr,colorAdjustType,
 212                                             true,  colorMatrix,  (ColorMatrix)null,  colorMatrixFlag);
 213
 214                         if (status != Status.Ok)
 215                                 throw new Exception ("Error calling GDIPlus.SetColorMatrix:" +status);
 216                 }
 217
 218                 public void Dispose()
 219                 {
 220                         if (nativeImageAttr != IntPtr.Zero) {
 221
 222                                 Status status = GDIPlus.GdipDisposeImageAttributes(nativeImageAttr);
 223                                 GDIPlus.CheckStatus (status);
 224                                 nativeImageAttr = IntPtr.Zero;
 225                         }
 226
 227                         System.GC.SuppressFinalize (this);
 228                 }
 229
 230                 ~ImageAttributes()
 231                 {
 232                         Dispose ();
 233                 }
 234
 235                 public object Clone()
 236                 {
 237                         IntPtr imgclone;
 238
 239                         Status status = GDIPlus.GdipCloneImageAttributes (nativeImageAttr, out imgclone);
 240                         GDIPlus.CheckStatus (status);
 241
 242                         return new ImageAttributes (imgclone);
 243                 }
 244
 245                 public void GetAdjustedPalette(ColorPalette palette,  ColorAdjustType type)
 246                 {
 247                         IntPtr colorPalette;
 248
 249                         Status status = GDIPlus.GdipGetImageAttributesAdjustedPalette (nativeImageAttr,
 250                                 out colorPalette,  type);
 251
 252                         palette.setFromGDIPalette (colorPalette);
 253                         GDIPlus.CheckStatus (status);
 254                 }
 255
 256                 public void SetBrushRemapTable(ColorMap[] map)
 257                 {
 258                         GdiColorMap gdiclr = new GdiColorMap ();
 259                         IntPtr clrmap, lpPointer;
 260                         int mapsize = Marshal.SizeOf (gdiclr);
 261                         int size =  mapsize * map.Length;
 262                         clrmap = lpPointer =  Marshal.AllocHGlobal (size);
 263                         try {
 264                                 for (int i=0; i < map.Length; i++) {
 265                                         gdiclr.from = map[i].OldColor.ToArgb();
 266                                         gdiclr.to = map[i].NewColor.ToArgb();
 267
 268                                         Marshal.StructureToPtr (gdiclr, lpPointer, false);
 269                                         lpPointer = (IntPtr) (lpPointer.ToInt64() + mapsize);
 270                                 }
 271
 272                                 Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 273                                         ColorAdjustType.Brush, true, (uint) map.Length, clrmap);
 274                                 GDIPlus.CheckStatus (status);
 275                         }
 276                         finally {
 277                                 Marshal.FreeHGlobal (clrmap);
 278                         }
 279                 }
 280
 281
 282                 public void SetColorKey(Color colorLow,   Color colorHigh, ColorAdjustType type)
 283                 {
 284                         Status status = GDIPlus.GdipSetImageAttributesColorKeys (nativeImageAttr,
 285                                             type, true,  colorLow.ToArgb (), colorHigh.ToArgb ());
 286
 287                         GDIPlus.CheckStatus (status);
 288                 }
 289
 290
 291                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix)
 292                 {
 293                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 294                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, ColorMatrixFlag.Default);
 295
 296                         GDIPlus.CheckStatus (status);
 297                 }
 298
 299                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix, ColorMatrixFlag flags)
 300                 {
 301                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 302                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, flags);
 303
 304                         GDIPlus.CheckStatus (status);
 305                 }
 306
 307                 public void SetColorMatrices(ColorMatrix newColorMatrix,  ColorMatrix grayMatrix,  ColorMatrixFlag mode,   ColorAdjustType type)
 308                 {
 309                         Status status = GDIPlus.GdipSetImageAttributesColorMatrix (nativeImageAttr,
 310                                 ColorAdjustType.Default, true, newColorMatrix, grayMatrix, mode);
 311
 312                         GDIPlus.CheckStatus (status);
 313                 }
 314
 315                 public void SetGamma(float gamma)
 316                 {
 317                         SetGamma (gamma, ColorAdjustType.Default);
 318                 }
 319
 320                 public void SetGamma(float gamma, ColorAdjustType coloradjust)
 321                 {
 322                         Status status = GDIPlus.GdipSetImageAttributesGamma (nativeImageAttr, coloradjust, true,
 323                                 gamma);
 324
 325                         GDIPlus.CheckStatus (status);
 326                 }
 327
 328                 public void SetNoOp()
 329                 {
 330                         SetNoOp (ColorAdjustType.Default);
 331                 }
 332
 333                 public void SetNoOp(ColorAdjustType type)
 334                 {
 335                         Status status = GDIPlus.GdipSetImageAttributesNoOp (nativeImageAttr,
 336                                 type, true);
 337
 338                         GDIPlus.CheckStatus (status);
 339                 }
 340
 341                 public void SetOutputChannel(ColorChannelFlag flags)
 342                 {
 343                         SetOutputChannel (flags, ColorAdjustType.Default);
 344                 }
 345
 346                 public void SetOutputChannel(ColorChannelFlag flags,  ColorAdjustType type)
 347                 {
 348                         Status status = GDIPlus.GdipSetImageAttributesOutputChannel (nativeImageAttr,
 349                                 type, true, flags);
 350
 351                         GDIPlus.CheckStatus (status);
 352                 }
 353
 354                 public void SetOutputChannelColorProfile(string colorProfileFilename)
 355                 {
 356                         SetOutputChannelColorProfile (colorProfileFilename, ColorAdjustType.Default);
 357                 }
 358
 359                 public void SetOutputChannelColorProfile(string colorProfileFilename,  ColorAdjustType type)
 360                 {
 361                         Status status = GDIPlus.GdipSetImageAttributesOutputChannelColorProfile (nativeImageAttr,
 362                                 type, true, colorProfileFilename);
 363
 364                         GDIPlus.CheckStatus (status);
 365                 }
 366
 367                 public void SetRemapTable(ColorMap[] map)
 368                 {
 369                         SetRemapTable (map, ColorAdjustType.Default);
 370                 }
 371
 372
 373                 public void SetRemapTable(ColorMap[] map, ColorAdjustType type)
 374                 {
 375                         GdiColorMap gdiclr = new GdiColorMap ();
 376                         IntPtr clrmap, lpPointer;
 377                         int mapsize = Marshal.SizeOf (gdiclr);
 378                         int size =  mapsize * map.Length;
 379                         clrmap = lpPointer =  Marshal.AllocHGlobal (size);
 380                         try {
 381                                 for (int i=0; i < map.Length; i++) {
 382                                         gdiclr.from = map[i].OldColor.ToArgb();
 383                                         gdiclr.to = map[i].NewColor.ToArgb();
 384
 385                                         Marshal.StructureToPtr (gdiclr, lpPointer, false);
 386                                         lpPointer = (IntPtr) (lpPointer.ToInt64() + mapsize);
 387                                 }
 388
 389                                 Status status = GDIPlus.GdipSetImageAttributesRemapTable (nativeImageAttr,
 390                                         type, true, (uint) map.Length, clrmap);
 391                                 GDIPlus.CheckStatus (status);
 392                         }
 393                         finally {
 394                                 Marshal.FreeHGlobal (clrmap);
 395                         }
 396                 }
 397
 398                 public void SetThreshold(float threshold)
 399                 {
 400                         SetThreshold (threshold, ColorAdjustType.Default);
 401                 }
 402
 403                 public void SetThreshold(float threshold, ColorAdjustType type)
 404                 {
 405                         Status status = GDIPlus.GdipSetImageAttributesThreshold (nativeImageAttr,
 406                                 type, true, 0);
 407
 408                         GDIPlus.CheckStatus (status);
 409                 }
 410
 411                 public void SetWrapMode(WrapMode mode)
 412                 {
 413                         SetWrapMode (mode, Color.Black);
 414                 }
 415
 416
 417                 public void SetWrapMode(WrapMode mode,  Color color)
 418                 {
 419                         SetWrapMode (mode,  color, false);
 420                 }
 421
 422
 423                 public void SetWrapMode(WrapMode mode,  Color color, bool clamp)
 424                 {
 425                         Status status = GDIPlus.GdipSetImageAttributesWrapMode (nativeImageAttr,  mode,
 426                                 color.ToArgb(), clamp);
 427
 428                         GDIPlus.CheckStatus (status);
 429                 }
 430
 431         }
 432 }