dev3/psychlops/core/graphic/canvas.cs

   1 using System;\r
   2 using System.Windows;\r
   3 using System.Windows.Controls;\r
   4 using System.Windows.Documents;\r
   5 using System.Windows.Input;\r
   6 using System.Windows.Media;\r
   7 using System.Windows.Media.Animation;\r
   8 using System.Windows.Media.Imaging;\r
   9 using System.Windows.Shapes;\r
  10 using System.Windows.Browser;\r
  11 \r
  12 \r
  13 \r
  14 namespace Psychlops\r
  15 {\r
  16 \r
  17         namespace Templates\r
  18         {\r
  19 \r
  20                 public class StackableDrawable : Drawable\r
  21                 {\r
  22                         protected System.Collections.Generic.Queue<Internal.PrimitiveFigure> stack;\r
  23 \r
  24                         public StackableDrawable()\r
  25                         {\r
  26                                 stack = new System.Collections.Generic.Queue<Internal.PrimitiveFigure>();\r
  27                         }\r
  28 \r
  29                         public void clear()\r
  30                         {\r
  31                                 clear(Color.black);\r
  32                         }\r
  33                         public virtual void clear(Color col)\r
  34                         {\r
  35                                 //rect(back_panel, col);\r
  36                         }\r
  37 \r
  38                         public virtual void pix(int x, int y, Color col)\r
  39                         {\r
  40                         }\r
  41 \r
  42                         public virtual void line(Line drawee)\r
  43                         {\r
  44                                 stack.Enqueue(drawee.clone());\r
  45                         }\r
  46 \r
  47                         public virtual void rect(Rectangle drawee)\r
  48                         {\r
  49                                 stack.Enqueue(drawee.clone());\r
  50                         }\r
  51 \r
  52                         public virtual void ellipse(Ellipse drawee)\r
  53                         {\r
  54                                 stack.Enqueue(drawee.clone());\r
  55                         }\r
  56 \r
  57                         public virtual void polygon(Polygon drawee)\r
  58                         {\r
  59                                 stack.Enqueue(drawee.clone());\r
  60                         }\r
  61 \r
  62                         public virtual void letters(Letters drawee)\r
  63                         {\r
  64                                 stack.Enqueue(drawee.clone());\r
  65                         }\r
  66 \r
  67                         public virtual void image(Image drawee)\r
  68                         {\r
  69                                 stack.Enqueue(drawee.clone());\r
  70                         }\r
  71 \r
  72                         public void msg(string str, double x, double y) { msg(str, x, y, Color.white); }\r
  73                         public virtual void msg(string dstr, double x, double y, Color col)\r
  74                         {\r
  75                                 var let = new Letters(dstr);\r
  76                                 let.locate(x, y);\r
  77                                 let.fill = col;\r
  78                                 this.letters(let);\r
  79                         }\r
  80                         public void var<Type>(Type val, double x, double y) { msg(val.ToString(), x, y, Color.white); }\r
  81                         public void var<Type>(Type val, double x, double y, Color col) { msg(val.ToString(), x, y, col); }\r
  82 \r
  83                         public virtual Point getCenter() { return new Point(0, 0, 0); }\r
  84                 }\r
  85 \r
  86         }\r
  87 \r
  88         public class Canvas : Templates.StackableDrawable\r
  89         {\r
  90 \r
  91                 #region initializer\r
  92 \r
  93                 internal delegate void TwoIntProcedure(int x, int y);\r
  94                 internal delegate void SimpleProcedure();\r
  95                 SimpleProcedure flipexec;\r
  96 \r
  97                 //public static System.Windows.Controls.Image default_buffer_frame;\r
  98                 public static System.Windows.Controls.UserControl default_panel;\r
  99                 public static System.Windows.Controls.Canvas default_api_canvas;\r
 100                 public static WriteableBitmap default_buffer;\r
 101                 //WriteableBitmap buffer;\r
 102                 //System.Windows.Controls.Image instance;\r
 103                 System.Windows.Controls.Canvas api_canvas;\r
 104                 System.Windows.Controls.UserControl panel;\r
 105                 Rectangle back_panel;\r
 106                 double width_, height_;\r
 107 \r
 108                 public Canvas(int wid, int hei)\r
 109                 {\r
 110                         panel = default_panel;\r
 111                         api_canvas = default_api_canvas;\r
 112                         initialize(wid, hei);\r
 113                 }\r
 114                 public Canvas(int wid, int hei, System.Windows.Controls.Canvas apicnvs, System.Windows.Controls.UserControl system)\r
 115                 {\r
 116                         panel = system;\r
 117                         api_canvas = apicnvs;\r
 118                         initialize(wid, hei);\r
 119                 }\r
 120                 protected void initialize(int wid, int hei)\r
 121                 {\r
 122 \r
 123                         width_ = wid;\r
 124                         height_ = hei;\r
 125                         api_canvas.Dispatcher.BeginInvoke(new TwoIntProcedure(initialize__), wid, hei);\r
 126                         Mouse._prime = api_canvas;\r
 127                         Main.drawable = this;\r
 128                         Main.canvas = this;\r
 129 \r
 130                         back_panel = new Rectangle(wid, hei);\r
 131 \r
 132                         flipexec = new SimpleProcedure(executeFlip);\r
 133                 }\r
 134                 protected void initialize__(int wid, int hei)\r
 135                 {\r
 136                         api_canvas.Width = wid;\r
 137                         api_canvas.Height = hei;\r
 138                         api_canvas.MouseMove += Mouse.Canvas_MousePos;\r
 139                         api_canvas.MouseLeftButtonDown += Mouse.Canvas_LDown;\r
 140                         api_canvas.MouseLeftButtonUp += Mouse.Canvas_LUp;\r
 141                         api_canvas.MouseWheel += Mouse.Canvas_MouseWheel;\r
 142                         panel.KeyDown += Keyboard.Canvas_KeyDown;\r
 143                         panel.KeyUp += Keyboard.Canvas_KeyUp;\r
 144 \r
 145                         HtmlElement htmlHost = HtmlPage.Document.GetElementById("silverlightControlHost");\r
 146                         //if (htmlHost != null) HtmlPage.Window.Alert("silverlightControlHost is null");\r
 147                         htmlHost.SetStyleAttribute("width", (200+wid).ToString()+"px");\r
 148                         htmlHost.SetStyleAttribute("height", (20+hei).ToString() + "px");\r
 149                         htmlHost.SetStyleAttribute("margin", "2em auto auto auto");\r
 150                 }\r
 151 \r
 152                 #endregion\r
 153 \r
 154                 #region static initializer\r
 155                 /*\r
 156                 static System.Windows.Shapes.Line api_line;\r
 157                 static System.Windows.Shapes.Path api_curve;\r
 158                 static System.Windows.Shapes.Rectangle api_rect;\r
 159                 static System.Windows.Shapes.Ellipse api_ellipse;\r
 160                 static System.Windows.Shapes.Polygon api_polygon;\r
 161                 static System.Windows.Shapes.Polyline api_polyline;\r
 162                 static System.Windows.Media.Color api_color;\r
 163                 static System.Windows.Media.SolidColorBrush api_fill;\r
 164                 static System.Windows.Media.SolidColorBrush api_stroke;\r
 165                 static System.Windows.Media.TranslateTransform api_translation;\r
 166                 static Canvas()\r
 167                 {\r
 168                         api_line = new System.Windows.Shapes.Line();\r
 169                         api_curve    = new System.Windows.Shapes.Path();\r
 170                         api_rect     = new System.Windows.Shapes.Rectangle();\r
 171                         api_ellipse  = new System.Windows.Shapes.Ellipse();\r
 172                         api_polygon  = new System.Windows.Shapes.Polygon();\r
 173                         api_polyline = new System.Windows.Shapes.Polyline();\r
 174                         api_color       = new System.Windows.Media.Color();\r
 175                         api_fill        = new System.Windows.Media.SolidColorBrush();\r
 176                         api_stroke      = new System.Windows.Media.SolidColorBrush();\r
 177                         api_translation = new System.Windows.Media.TranslateTransform();\r
 178                 }\r
 179                 */\r
 180                 #endregion\r
 181 \r
 182 \r
 183                 public override void clear(Color col)\r
 184                 {\r
 185                         back_panel.fill = col;\r
 186                         rect(back_panel);\r
 187                 }\r
 188 \r
 189                 int nextIntervalFrame = 1, chacked = 0;\r
 190                 public void flip()\r
 191                 {\r
 192                         //api_canvas.Dispatcher.BeginInvoke(flipexec);\r
 193                         //flipexec();\r
 194                         //System.Threading.Thread.Sleep(System.Threading.Timeout.Infinite);\r
 195                         lock (this)\r
 196                         {\r
 197                                 nextIntervalFrame = 1;\r
 198                                 chacked = 1;\r
 199                         }\r
 200                         Internal.Main.canvas_flag.WaitOne();\r
 201                 }\r
 202                 public void executeFlip()\r
 203                 {\r
 204                         lock (this)\r
 205                         {\r
 206                                 nextIntervalFrame--;\r
 207                         }\r
 208                         if (nextIntervalFrame <= 0)\r
 209                         {\r
 210                                 //Psychlops.AppState.statusBar = chacked.ToString();\r
 211                                 if (chacked > 0)\r
 212                                 {\r
 213                                         var tmp = new System.Windows.Controls.Canvas();\r
 214                                         if (stack.Count > 0)\r
 215                                         {\r
 216                                                 foreach (Internal.PrimitiveFigure f in stack)\r
 217                                                 {\r
 218                                                         tmp.Children.Add(f.toNative());\r
 219                                                 }\r
 220                                         }\r
 221                                         api_canvas.Children.Clear();\r
 222                                         api_canvas.Children.Add(tmp);\r
 223                                         stack.Clear();\r
 224                                         lock (this)\r
 225                                         {\r
 226                                                 chacked = 0;\r
 227                                         }\r
 228                                         Psychlops.Internal.Main.canvas_flag.Set();\r
 229                                 }\r
 230                         }\r
 231                         System.Threading.Thread.Sleep(0);\r
 232                 }\r
 233 \r
 234                 #region Properties\r
 235 \r
 236                 public double width { get { return width_; } }\r
 237                 public double height { get { return height_; } }\r
 238                 public Point center { get { return new Point(width / 2.0, height / 2.0, 0); } }\r
 239                 public double getWidth() { return width; }\r
 240                 public double getHeight() { return height; }\r
 241                 public override Point getCenter() { return center; }\r
 242                 public double getHCenter() { return width / 2; }\r
 243                 public double getVCenter() { return height / 2; }\r
 244                 public double getRefreshRate() { return 60; }\r
 245 \r
 246                 #endregion\r
 247 \r
 248 \r
 249         }\r
 250 \r
 251 \r
 252 \r
 253         #region primitive tokenizer\r
 254 \r
 255         partial struct Point\r
 256         {\r
 257                 public static implicit operator System.Windows.Point(Point d)\r
 258                 {\r
 259                         return new System.Windows.Point(d.x, d.y);\r
 260                 }\r
 261         }\r
 262 \r
 263         partial struct Color\r
 264         {\r
 265                 public static implicit operator System.Windows.Media.Color(Color d)\r
 266                 {\r
 267                         return System.Windows.Media.Color.FromArgb((byte)(d.a * 255), (byte)(d.r * 255), (byte)(d.g * 255), (byte)(d.b * 255));\r
 268                 }\r
 269                 public static implicit operator System.Windows.Media.SolidColorBrush(Color d)\r
 270                 {\r
 271                         return new SolidColorBrush { Color = d };\r
 272                 }\r
 273         }\r
 274 \r
 275         partial struct Stroke\r
 276         {\r
 277                 public void apply(System.Windows.Shapes.Shape target)\r
 278                 {\r
 279                         target.Stroke = this;\r
 280                         //target.StrokeDashArray\r
 281                         target.StrokeThickness = thick;\r
 282                 }\r
 283                 public static implicit operator SolidColorBrush(Stroke d)\r
 284                 {\r
 285                         return new SolidColorBrush { Color = d.color };\r
 286                 }\r
 287         }\r
 288 \r
 289         partial class Line\r
 290         {\r
 291                 public Line clone()\r
 292                 {\r
 293                         return (Line)MemberwiseClone();\r
 294                 }\r
 295                 public static implicit operator System.Windows.Shapes.Line(Line d)\r
 296                 {\r
 297                         var tmp =  new System.Windows.Shapes.Line() { X1 = d.begin.x, Y1 = d.begin.y, X2 = d.end.x, Y2 = d.end.y };\r
 298                         if (d.stroke.thick == 0.0) tmp.Stroke = d.fill;\r
 299                         else d.stroke.apply(tmp);\r
 300                         return tmp;\r
 301                 }\r
 302                 public UIElement toNative() { return this; }\r
 303         }\r
 304 \r
 305         partial class Rectangle\r
 306         {\r
 307                 public Rectangle clone()\r
 308                 {\r
 309                         return (Rectangle)MemberwiseClone();\r
 310                 }\r
 311                 public static implicit operator System.Windows.Rect(Rectangle d)\r
 312                 {\r
 313                         return new System.Windows.Rect(d.v1.x, d.v1.y, d.v2.x, d.v2.y);\r
 314                 }\r
 315                 public static implicit operator System.Windows.Shapes.Rectangle(Rectangle d)\r
 316                 {\r
 317                         var tmp = new System.Windows.Shapes.Rectangle { Width = d.width, Height = d.height, Fill = d.fill };\r
 318                         d.stroke.apply(tmp);\r
 319                         System.Windows.Controls.Canvas.SetLeft(tmp, d.left);\r
 320                         System.Windows.Controls.Canvas.SetTop(tmp, d.top);\r
 321                         return tmp;\r
 322                 }\r
 323                 public UIElement toNative() { return this; }\r
 324         }\r
 325 \r
 326         partial class Ellipse\r
 327         {\r
 328                 public Ellipse clone()\r
 329                 {\r
 330                         return (Ellipse)MemberwiseClone();\r
 331                 }\r
 332                 public static implicit operator System.Windows.Shapes.Ellipse(Ellipse d)\r
 333                 {\r
 334                         var tmp = new System.Windows.Shapes.Ellipse { Width = d.width, Height = d.height, Fill = d.fill };\r
 335                         d.stroke.apply(tmp);\r
 336                         System.Windows.Controls.Canvas.SetLeft(tmp, d.left);\r
 337                         System.Windows.Controls.Canvas.SetTop(tmp, d.top);\r
 338                         return tmp;\r
 339                 }\r
 340                 public UIElement toNative() { return this; }\r
 341         }\r
 342 \r
 343         partial class Polygon\r
 344         {\r
 345                 public Polygon clone()\r
 346                 {\r
 347                         return (Polygon)MemberwiseClone();\r
 348                 }\r
 349                 public static implicit operator System.Windows.Shapes.Polygon(Polygon d)\r
 350                 {\r
 351                         var tmp = new System.Windows.Shapes.Polygon { Fill = d.fill };\r
 352                         d.stroke.apply(tmp);\r
 353                         foreach (Point p in d.vertices)\r
 354                         {\r
 355                                 tmp.Points.Add(p);\r
 356                         }\r
 357                         System.Windows.Controls.Canvas.SetLeft(tmp, d.datum.x);\r
 358                         System.Windows.Controls.Canvas.SetTop(tmp, d.datum.y);\r
 359                         return tmp;\r
 360                 }\r
 361                 public UIElement toNative() { return this; }\r
 362         }\r
 363         \r
 364         partial class Letters\r
 365         {\r
 366                 #region static initializer\r
 367                 internal static System.Collections.Generic.Dictionary<int, System.Windows.FontWeight> FONT_WEIGHT_BRIDGE;\r
 368                 internal static System.Collections.Generic.Dictionary<Font.Style, System.Windows.FontStyle> FONT_STYLE_BRIDGE;\r
 369                 internal static System.Collections.Generic.Dictionary<Letters.HorizontalAlign, TextAlignment> LETTERS_H_ALIGN_BRIDGE;\r
 370                 static Letters()\r
 371                 {\r
 372                         FONT_WEIGHT_BRIDGE = new System.Collections.Generic.Dictionary<int, System.Windows.FontWeight>();\r
 373                         FONT_WEIGHT_BRIDGE.Add((int)Font.Weight.normal, System.Windows.FontWeights.Normal);\r
 374                         FONT_WEIGHT_BRIDGE.Add((int)Font.Weight.bold, System.Windows.FontWeights.Bold);\r
 375                         FONT_STYLE_BRIDGE = new System.Collections.Generic.Dictionary<Font.Style, System.Windows.FontStyle>();\r
 376                         FONT_STYLE_BRIDGE.Add(Font.Style.normal, System.Windows.FontStyles.Normal);\r
 377                         FONT_STYLE_BRIDGE.Add(Font.Style.italic, System.Windows.FontStyles.Italic);\r
 378                         FONT_STYLE_BRIDGE.Add(Font.Style.oblique, System.Windows.FontStyles.Italic);\r
 379                         LETTERS_H_ALIGN_BRIDGE = new System.Collections.Generic.Dictionary<Letters.HorizontalAlign, TextAlignment>();\r
 380                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.left, TextAlignment.Left);\r
 381                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.center, TextAlignment.Center);\r
 382                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.right, TextAlignment.Right);\r
 383                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.not_specified, TextAlignment.Left);\r
 384                 }\r
 385                 #endregion\r
 386                 public Letters clone()\r
 387                 {\r
 388                         return (Letters)MemberwiseClone();\r
 389                 }\r
 390                 public static implicit operator System.Windows.Controls.TextBlock(Letters d)\r
 391                 {\r
 392                         //var zapi_shape = new System.Windows.Documents.Glyphs();\r
 393                         var tmp = new System.Windows.Controls.TextBlock {\r
 394                                 Text = d.str, Width = 500, Height = 500,\r
 395                                 FontSize = d.font.size,\r
 396                                 //tmp.FontFamily = ,\r
 397                                 FontStyle = FONT_STYLE_BRIDGE[d.font.style],\r
 398                                 FontWeight = FONT_WEIGHT_BRIDGE[d.font.weight],\r
 399                                 TextAlignment = LETTERS_H_ALIGN_BRIDGE[d.align],\r
 400                                 Foreground = d.fill\r
 401                         };\r
 402                         double left = 0;\r
 403                         switch (d.align)\r
 404                         {\r
 405                                 case Letters.HorizontalAlign.left: break;\r
 406                                 case Letters.HorizontalAlign.center: left = tmp.Width / 2; break;\r
 407                                 case Letters.HorizontalAlign.right: left = tmp.Width; break;\r
 408                         }\r
 409                         System.Windows.Controls.Canvas.SetLeft(tmp, d.datum.x - left);\r
 410                         System.Windows.Controls.Canvas.SetTop(tmp, d.datum.y - d.font.size);\r
 411                         return tmp;\r
 412                 }\r
 413                 public UIElement toNative() { return this; }\r
 414         }\r
 415 \r
 416         partial class Image\r
 417         {\r
 418                 internal void initialize__(int wid, int hei)\r
 419                 {\r
 420                         Canvas.default_api_canvas.Dispatcher.BeginInvoke(new Canvas.TwoIntProcedure(create__), wid, hei);\r
 421                         //buffer = new WriteableBitmap(wid, hei);\r
 422                 }\r
 423                 internal void create__(int wid, int hei)\r
 424                 {\r
 425                         buffer = new WriteableBitmap(wid, hei);\r
 426                 }\r
 427                 delegate void FieldFunc1(System.Func<int, int, System.Windows.Media.Color> func);\r
 428                 delegate void FieldFunc2(System.Func<int, int, System.Windows.Media.Color, System.Windows.Media.Color> func);\r
 429                 public void field__(System.Func<int, int, System.Windows.Media.Color> func)\r
 430                 {\r
 431                         Canvas.default_api_canvas.Dispatcher.BeginInvoke(new FieldFunc1(field___), func);\r
 432                         //buffer.ForEach(func);\r
 433                 }\r
 434                 public void field__(System.Func<int, int, System.Windows.Media.Color, System.Windows.Media.Color> func)\r
 435                 {\r
 436                         Canvas.default_api_canvas.Dispatcher.BeginInvoke(new FieldFunc2(field___), func);\r
 437                         //buffer.ForEach(func);\r
 438                 }\r
 439                 public void field___(System.Func<int, int, System.Windows.Media.Color> func)\r
 440                 {\r
 441                         buffer.ForEach(func);\r
 442                 }\r
 443                 public void field___(System.Func<int, int, System.Windows.Media.Color, System.Windows.Media.Color> func)\r
 444                 {\r
 445                         buffer.ForEach(func);\r
 446                 }\r
 447 \r
 448                 public Image clone()\r
 449                 {\r
 450                         return (Image)MemberwiseClone();\r
 451                 }\r
 452                 public static implicit operator System.Windows.Controls.Image(Image d)\r
 453                 {\r
 454                         var tmp = new System.Windows.Controls.Image();\r
 455                         tmp.Source = d.buffer;\r
 456                         System.Windows.Controls.Canvas.SetLeft(tmp, d.datum.x);\r
 457                         System.Windows.Controls.Canvas.SetTop(tmp, d.datum.y);\r
 458                         return tmp;\r
 459                 }\r
 460                 public UIElement toNative() { return this; }\r
 461         }\r
 462 \r
 463         #endregion\r
 464 \r
 465 \r
 466 }