mcs/class/System.Drawing/Test/System.Drawing.Drawing2D/TestHatchBrush.cs

   1 //
   2 // System.Drawing.Drawing2D.TestHatchBrush.cs
   3 //
   4 // Author:
   5 //      Ravindra (rkumar@novell.com)
   6 //
   7 // Copyright (C) 2004 Novell, Inc. http://www.novell.com
   8 //
   9
  10 using System;
  11 using System.Drawing;
  12 using System.Drawing.Imaging;
  13 using System.Drawing.Drawing2D;
  14 using NUnit.Framework;
  15
  16 namespace MonoTests.System.Drawing.Drawing2D
  17 {
  18         [TestFixture]
  19         public class HatchBrushTest : Assertion
  20         {
  21                 Graphics gr;
  22                 Bitmap bmp;
  23                 Font font;
  24                 Color bgColor;  // background color
  25                 Color fgColor;  // foreground color
  26                 int currentTop; // the location for next drawing operation
  27                 int spacing;    // space between two consecutive drawing operations
  28                 int fontSize;   // text size
  29                 int textStart;  // text starting location
  30                 int lineStart;  // line starting location
  31                 int length;     // length of the line
  32                 int penWidth;   // width of the Pen used to draw lines
  33
  34                 [SetUp]
  35                 public void GetReady () { }
  36
  37                 [TearDown]
  38                 public void Clear () { }
  39
  40                 public HatchBrushTest ()
  41                 {
  42                         fontSize = 16;
  43                         textStart = 10;
  44                         lineStart = 200;
  45                         length = 400;
  46                         penWidth = 50;
  47                         currentTop = 0;
  48                         spacing = 50;
  49
  50                         bgColor = Color.Yellow;
  51                         fgColor = Color.Red;
  52                 }
  53
  54                 [Test]
  55                 public void TestProperties ()
  56                 {
  57                         HatchBrush hbr = new HatchBrush(HatchStyle.SolidDiamond, fgColor);
  58
  59                         AssertEquals ("Props#1", hbr.HatchStyle, HatchStyle.SolidDiamond);
  60                         AssertEquals ("Props#2", hbr.ForegroundColor.ToArgb(), fgColor.ToArgb());
  61                         AssertEquals ("Props#3", hbr.BackgroundColor.ToArgb(), Color.Black.ToArgb());
  62
  63                         hbr = new HatchBrush(HatchStyle.Cross, fgColor, bgColor);
  64
  65                         AssertEquals ("Props#4", hbr.HatchStyle, HatchStyle.Cross);
  66                         AssertEquals ("Props#5", hbr.ForegroundColor.ToArgb(), fgColor.ToArgb());
  67                         AssertEquals ("Props#6", hbr.BackgroundColor.ToArgb(), bgColor.ToArgb());
  68                 }
  69
  70                 [Test]
  71                 public void TestClone ()
  72                 {
  73                         HatchBrush hbr = new HatchBrush(HatchStyle.Cross, fgColor, bgColor);
  74
  75                         HatchBrush clone = (HatchBrush) hbr.Clone ();
  76
  77                         AssertEquals ("Clone#1", hbr.HatchStyle, clone.HatchStyle);
  78                         AssertEquals ("Clone#2", hbr.ForegroundColor, clone.ForegroundColor);
  79                         AssertEquals ("Clone#3", hbr.BackgroundColor, clone.BackgroundColor);
  80                 }
  81
  82                 [Test]
  83                 public void TestDrawing ()
  84                 {
  85                         // create a bitmap with big enough dimensions
  86                         // to accomodate all the tests
  87                         bmp = new Bitmap (700, 4000); // width, height
  88                         gr = Graphics.FromImage (bmp);
  89                         font = new Font (new FontFamily ("Arial"), fontSize);
  90
  91                         // make the background white
  92                         gr.Clear (Color.White);
  93
  94                         // draw figures using hatch brush constructed
  95                         // using different constructors
  96                         Constructors ();
  97
  98                         // draw figures using different hatchstyles
  99                         HatchStyles ();
 100
 101                         // save the drawing
 102                         string file = getDir () + "TestHatchBrush.png";
 103                         bmp.Save (file, ImageFormat.Png);
 104                 }
 105
 106                 private void Constructors ()
 107                 {
 108                         int top = currentTop;
 109                         SolidBrush br = new SolidBrush (Color.Black);
 110
 111                         top += spacing;
 112
 113                         gr.DrawString ("Test Constructors", font, br, textStart, top);
 114
 115                         // #1
 116                         top += spacing;
 117                         gr.DrawString ("Test #1 Horizontal, BackgroundColor=Black, ForegroundColor=White", font, br, textStart, top);
 118
 119                         top += spacing;
 120                         Pen pen = new Pen (new HatchBrush (HatchStyle.Horizontal, Color.White), penWidth);
 121                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 122
 123                         // #2
 124                         top += spacing;
 125                         gr.DrawString ("Test #2 Vertical, BackgroundColor=Blue, ForegroundColor=Red", font, br, textStart, top);
 126
 127                         top += spacing;
 128                         pen = new Pen (new HatchBrush (HatchStyle.Vertical, Color.Red, Color.Blue), penWidth);
 129                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 130
 131                         currentTop = top;
 132                 }
 133
 134                 private void HatchStyles ()
 135                 {
 136                         int top = currentTop;
 137                         HatchBrush hbr;
 138                         Pen pen;
 139                         SolidBrush br = new SolidBrush (Color.Black);
 140
 141                         top += spacing;
 142
 143                         gr.DrawString ("Test HatchStyles", font, br, textStart, top);
 144
 145                         // #1
 146                         top += spacing;
 147                         gr.DrawString ("Test #1 Horizontal", font, br, textStart, top);
 148
 149                         top += spacing;
 150                         hbr = new HatchBrush (HatchStyle.Horizontal, fgColor, bgColor);
 151                         pen = new Pen (hbr, penWidth);
 152                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 153
 154                         // #2
 155                         top += spacing;
 156                         gr.DrawString ("Test #2 Min", font, br, textStart, top);
 157
 158                         top += spacing;
 159                         pen.Brush = new HatchBrush (HatchStyle.Min, fgColor, bgColor);
 160                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 161
 162                         // #3
 163                         top += spacing;
 164                         gr.DrawString ("Test #3 DarkHorizontal", font, br, textStart, top);
 165
 166                         top += spacing;
 167                         pen.Brush = new HatchBrush (HatchStyle.DarkHorizontal, fgColor, bgColor);
 168                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 169
 170                         // #4
 171                         top += spacing;
 172                         gr.DrawString ("Test #4 LightHorizontal", font, br, textStart, top);
 173
 174                         top += spacing;
 175                         pen.Brush = new HatchBrush (HatchStyle.LightHorizontal, fgColor, bgColor);
 176                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 177
 178                         // #5
 179                         top += spacing;
 180                         gr.DrawString ("Test #5 NarrowHorizontal", font, br, textStart, top);
 181
 182                         top += spacing;
 183                         pen.Brush = new HatchBrush (HatchStyle.NarrowHorizontal, fgColor, bgColor);
 184                         gr.DrawLine (pen, lineStart,top, lineStart + length,top);
 185
 186                         // #6
 187                         top += spacing;
 188                         gr.DrawString ("Test #6 Vertical", font, br, textStart, top);
 189
 190                         top += spacing;
 191                         pen.Brush = new HatchBrush (HatchStyle.Vertical, fgColor, bgColor);
 192                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 193
 194                         // #7
 195                         top += spacing;
 196                         gr.DrawString ("Test #7 DarkVertical", font, br, textStart, top);
 197
 198                         top += spacing;
 199                         pen.Brush = new HatchBrush (HatchStyle.DarkVertical, fgColor, bgColor);
 200                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 201
 202                         // #8
 203                         top += spacing;
 204                         gr.DrawString ("Test #8 LightVertical", font, br, textStart, top);
 205
 206                         top += spacing;
 207                         pen.Brush = new HatchBrush (HatchStyle.LightVertical, fgColor, bgColor);
 208                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 209
 210                         // #9
 211                         top += spacing;
 212                         gr.DrawString ("Test #9 NarrowVertical", font, br, textStart, top);
 213
 214                         top += spacing;
 215                         pen.Brush = new HatchBrush (HatchStyle.NarrowVertical, fgColor, bgColor);
 216                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 217
 218                         // #10
 219                         top += spacing;
 220                         gr.DrawString ("Test #10 Cross", font, br, textStart, top);
 221
 222                         top += spacing;
 223                         pen.Brush = new HatchBrush (HatchStyle.Cross, fgColor, bgColor);
 224                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 225
 226                         // #11
 227                         top += spacing;
 228                         gr.DrawString ("Test #11 LargeGrid", font, br, textStart, top);
 229
 230                         top += spacing;
 231                         pen.Brush = new HatchBrush (HatchStyle.LargeGrid, fgColor, bgColor);
 232                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 233
 234                         // #12
 235                         top += spacing;
 236                         gr.DrawString ("Test #12 SmallGrid", font, br, textStart, top);
 237
 238                         top += spacing;
 239                         pen.Brush = new HatchBrush (HatchStyle.SmallGrid, fgColor, bgColor);
 240                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 241
 242                         // #13
 243                         top += spacing;
 244                         gr.DrawString ("Test #13 DottedGrid", font, br, textStart, top);
 245
 246                         top += spacing;
 247                         pen.Brush = new HatchBrush (HatchStyle.DottedGrid, fgColor, bgColor);
 248                         gr.DrawLine (pen, lineStart,top, lineStart + length,top);
 249
 250                         // #14
 251                         top += spacing;
 252                         gr.DrawString ("Test #14 DiagonalCross", font, br, textStart, top);
 253
 254                         top += spacing;
 255                         pen.Brush = new HatchBrush (HatchStyle.DiagonalCross, fgColor, bgColor);
 256                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 257
 258                         // #15
 259                         top += spacing;
 260                         gr.DrawString ("Test #15 BackwardDiagonal", font, br, textStart, top);
 261
 262                         top += spacing;
 263                         pen.Brush = new HatchBrush (HatchStyle.BackwardDiagonal, fgColor, bgColor);
 264                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 265
 266                         // #16
 267                         top += spacing;
 268                         gr.DrawString ("Test #16 ForwardDiagonal", font, br, textStart, top);
 269
 270                         top += spacing;
 271                         pen.Brush = new HatchBrush (HatchStyle.ForwardDiagonal, fgColor, bgColor);
 272                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 273
 274                         // #17
 275                         top += spacing;
 276                         gr.DrawString ("Test #17 LightDownwardDiagonal", font, br, textStart, top);
 277
 278                         top += spacing;
 279                         pen.Brush = new HatchBrush (HatchStyle.LightDownwardDiagonal, fgColor, bgColor);
 280                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 281
 282                         // #18
 283                         top += spacing;
 284                         gr.DrawString ("Test #18 DarkDownwardDiagonal", font, br, textStart, top);
 285
 286                         top += spacing;
 287                         pen.Brush = new HatchBrush (HatchStyle.DarkDownwardDiagonal, fgColor, bgColor);
 288                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 289
 290                         // #19
 291                         top += spacing;
 292                         gr.DrawString ("Test #19 WideDownwardDiagonal", font, br, textStart, top);
 293
 294                         top += spacing;
 295                         pen.Brush = new HatchBrush (HatchStyle.WideDownwardDiagonal, fgColor, bgColor);
 296                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 297
 298                         // #20
 299                         top += spacing;
 300                         gr.DrawString ("Test #20 LightUpwardDiagonal", font, br, textStart, top);
 301
 302                         top += spacing;
 303                         pen.Brush = new HatchBrush (HatchStyle.LightUpwardDiagonal, fgColor, bgColor);
 304                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 305
 306                         // #21
 307                         top += spacing;
 308                         gr.DrawString ("Test #21 DarkUpwardDiagonal", font, br, textStart, top);
 309
 310                         top += spacing;
 311                         pen.Brush = new HatchBrush (HatchStyle.DarkUpwardDiagonal, fgColor, bgColor);
 312                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 313
 314                         // #22
 315                         top += spacing;
 316                         gr.DrawString ("Test #22 WideUpwardDiagonal", font, br, textStart, top);
 317
 318                         top += spacing;
 319                         pen.Brush = new HatchBrush (HatchStyle.WideUpwardDiagonal, fgColor, bgColor);
 320                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 321
 322                         // #23
 323                         top += spacing;
 324                         gr.DrawString ("Test #23 DashedHorizontal", font, br, textStart, top);
 325
 326                         top += spacing;
 327                         pen.Brush = new HatchBrush (HatchStyle.DashedHorizontal, fgColor, bgColor);
 328                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 329
 330                         // #24
 331                         top += spacing;
 332                         gr.DrawString ("Test #24 DashedVertical", font, br, textStart, top);
 333
 334                         top += spacing;
 335                         hbr = new HatchBrush (HatchStyle.DashedVertical, fgColor, bgColor);
 336                         gr.FillRectangle (hbr, lineStart, top, length, penWidth);
 337
 338                         // #25
 339                         top += spacing;
 340                         gr.DrawString ("Test #25 DashedDownwardDiagonal", font, br, textStart, top);
 341
 342                         top += spacing;
 343                         hbr = new HatchBrush (HatchStyle.DashedDownwardDiagonal, fgColor, bgColor);
 344                         gr.FillRectangle (hbr, lineStart, top, length, penWidth);
 345
 346                         // #26
 347                         top += spacing;
 348                         gr.DrawString ("Test #26 DashedUpwardDiagonal", font, br, textStart, top);
 349
 350                         top += spacing;
 351                         pen = new Pen (new HatchBrush (HatchStyle.DashedUpwardDiagonal, fgColor, bgColor), penWidth);
 352                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 353
 354                         // #27
 355                         top += spacing;
 356                         gr.DrawString ("Test #27 HorizontalBrick", font, br, textStart, top);
 357
 358                         top += spacing;
 359                         pen = new Pen (new HatchBrush (HatchStyle.HorizontalBrick, fgColor, bgColor), penWidth);
 360                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 361
 362                         // #28
 363                         top += spacing;
 364                         gr.DrawString ("Test #28 DiagonalBrick", font, br, textStart, top);
 365
 366                         top += spacing;
 367                         pen = new Pen (new HatchBrush (HatchStyle.DiagonalBrick, fgColor, bgColor), penWidth);
 368                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 369
 370                         // #29
 371                         top += spacing;
 372                         gr.DrawString ("Test #29 LargeCheckerBoard", font, br, textStart, top);
 373
 374                         top += spacing;
 375                         pen.Brush = new HatchBrush (HatchStyle.LargeCheckerBoard, fgColor, bgColor);
 376                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 377
 378                         // #30
 379                         top += spacing;
 380                         gr.DrawString ("Test #30 SmallCheckerBoard", font, br, textStart, top);
 381
 382                         top += spacing;
 383                         pen.Brush = new HatchBrush (HatchStyle.SmallCheckerBoard, fgColor, bgColor);
 384                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 385
 386                         // #31
 387                         top += spacing;
 388                         gr.DrawString ("Test #31 OutlinedDiamond", font, br, textStart, top);
 389
 390                         top += spacing;
 391                         pen.Brush = new HatchBrush (HatchStyle.OutlinedDiamond, fgColor, bgColor);
 392                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 393
 394                         // #32
 395                         top += spacing;
 396                         gr.DrawString ("Test #32 SolidDiamond", font, br, textStart, top);
 397
 398                         top += spacing;
 399                         pen.Brush = new HatchBrush (HatchStyle.SolidDiamond, fgColor, bgColor);
 400                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 401
 402                         // #33
 403                         top += spacing;
 404                         gr.DrawString ("Test #33 DottedDiamond", font, br, textStart, top);
 405
 406                         top += spacing;
 407                         pen.Brush = new HatchBrush (HatchStyle.DottedDiamond, fgColor, bgColor);
 408                         gr.DrawLine (pen, lineStart, top, lineStart + length, top);
 409
 410                         currentTop = top;
 411                 }
 412
 413                 /* Get the right directory depending on the runtime */
 414                 private string getDir ()
 415                 {
 416                         string dir;
 417
 418                         if (Environment.GetEnvironmentVariable ("MSNet") == null)
 419                                 dir = "mono/";
 420                         else
 421                                 dir = "MSNet/";
 422
 423                         return dir;
 424                 }
 425         }
 426 }