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 \r
  11 \r
  12 \r
  13 namespace Psychlops\r
  14 {\r
  15 \r
  16         public class Canvas : Drawable\r
  17         {\r
  18                 //public static System.Windows.Controls.Image default_buffer_frame;\r
  19                 public static System.Windows.Controls.UserControl default_panel;\r
  20                 public static System.Windows.Controls.Canvas default_api_canvas;\r
  21                 public static WriteableBitmap default_buffer;\r
  22                 //WriteableBitmap buffer;\r
  23                 //System.Windows.Controls.Image instance;\r
  24                 System.Windows.Controls.Canvas api_canvas;\r
  25                 System.Windows.Controls.UserControl panel;\r
  26                 System.Windows.Shapes.Rectangle back_panel;\r
  27                 System.Windows.Media.SolidColorBrush back_panel_color;\r
  28 \r
  29                 public Canvas(int wid, int hei)\r
  30                 {\r
  31                         panel = default_panel;\r
  32                         api_canvas = default_api_canvas;\r
  33                         //instance = default_buffer_frame;\r
  34                         initialize(wid, hei);\r
  35                 }\r
  36                 public Canvas(int wid, int hei, System.Windows.Controls.Canvas apicnvs,  System.Windows.Controls.UserControl system)\r
  37                 {\r
  38                         panel = system;\r
  39                         api_canvas = apicnvs;\r
  40                         //instance = target;\r
  41                         initialize(wid, hei);\r
  42                 }\r
  43                 protected void initialize(int wid, int hei)\r
  44                 {\r
  45                         //instance.Width = wid;\r
  46                         //instance.Height = hei;\r
  47                         //instance.Source = buffer;\r
  48                         //buffer = new WriteableBitmap((int)instance.Width, (int)instance.Height);\r
  49                         //default_buffer = buffer;\r
  50                         api_canvas.Width = wid;\r
  51                         api_canvas.Height = hei;\r
  52                         api_canvas.MouseMove += Mouse.Canvas_MousePos;\r
  53                         api_canvas.MouseLeftButtonDown += Mouse.Canvas_LDown;\r
  54                         api_canvas.MouseLeftButtonUp += Mouse.Canvas_LUp;\r
  55                         api_canvas.MouseWheel += Mouse.Canvas_MouseWheel;\r
  56                         panel.KeyDown += Keyboard.Canvas_KeyDown;\r
  57                         panel.KeyUp += Keyboard.Canvas_KeyUp;\r
  58                         Mouse._prime = api_canvas;\r
  59                         Main.drawable = this;\r
  60 \r
  61                         back_panel = new System.Windows.Shapes.Rectangle();\r
  62                         back_panel.Width = wid;\r
  63                         back_panel.Height = hei;\r
  64                         back_panel_color = new SolidColorBrush();\r
  65                         back_panel.Fill = back_panel_color;\r
  66                 }\r
  67                 public Point getCenter()\r
  68                 {\r
  69                         return new Point(api_canvas.Width / 2.0, api_canvas.Height / 2.0, 0);\r
  70                 }\r
  71 \r
  72                 public void clear()\r
  73                 {\r
  74                         //buffer.Clear(Color.black);\r
  75                         clear(Color.black);\r
  76                 }\r
  77                 public void clear(Color col)\r
  78                 {\r
  79                         api_canvas.Children.Clear();\r
  80                         back_panel_color.Color = col;\r
  81                         api_canvas.Children.Add(back_panel);\r
  82                         //buffer.Clear(col);\r
  83                 }\r
  84 \r
  85                 public void pix(int x, int y, Color col)\r
  86                 {\r
  87                         //buffer.SetPixel(x, y, col);\r
  88                 }\r
  89 \r
  90                 #region static initializer\r
  91                 /*\r
  92                 static System.Windows.Shapes.Line api_line;\r
  93                 static System.Windows.Shapes.Path api_curve;\r
  94                 static System.Windows.Shapes.Rectangle api_rect;\r
  95                 static System.Windows.Shapes.Ellipse api_ellipse;\r
  96                 static System.Windows.Shapes.Polygon api_polygon;\r
  97                 static System.Windows.Shapes.Polyline api_polyline;\r
  98                 static System.Windows.Media.Color api_color;\r
  99                 static System.Windows.Media.SolidColorBrush api_fill;\r
 100                 static System.Windows.Media.SolidColorBrush api_stroke;\r
 101                 static System.Windows.Media.TranslateTransform api_translation;\r
 102                 */\r
 103                 protected static System.Collections.Generic.Dictionary<int, System.Windows.FontWeight> FONT_WEIGHT_BRIDGE;\r
 104                 protected static System.Collections.Generic.Dictionary<Font.Style, System.Windows.FontStyle> FONT_STYLE_BRIDGE;\r
 105                 protected static System.Collections.Generic.Dictionary<Letters.HorizontalAlign, TextAlignment> LETTERS_H_ALIGN_BRIDGE;\r
 106                 static Canvas()\r
 107                 {\r
 108                         FONT_WEIGHT_BRIDGE = new System.Collections.Generic.Dictionary<int, System.Windows.FontWeight>();\r
 109                         FONT_WEIGHT_BRIDGE.Add((int)Font.Weight.normal, System.Windows.FontWeights.Normal);\r
 110                         FONT_WEIGHT_BRIDGE.Add((int)Font.Weight.bold, System.Windows.FontWeights.Bold);\r
 111                         FONT_STYLE_BRIDGE = new System.Collections.Generic.Dictionary<Font.Style, System.Windows.FontStyle>();\r
 112                         FONT_STYLE_BRIDGE.Add(Font.Style.normal, System.Windows.FontStyles.Normal);\r
 113                         FONT_STYLE_BRIDGE.Add(Font.Style.italic, System.Windows.FontStyles.Italic);\r
 114                         FONT_STYLE_BRIDGE.Add(Font.Style.oblique, System.Windows.FontStyles.Italic);\r
 115                         LETTERS_H_ALIGN_BRIDGE = new System.Collections.Generic.Dictionary<Letters.HorizontalAlign, TextAlignment>();\r
 116                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.TEXT_ALIGN_LEFT, TextAlignment.Left);\r
 117                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.TEXT_ALIGN_CENTER, TextAlignment.Center);\r
 118                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.TEXT_ALIGN_RIGHT, TextAlignment.Right);\r
 119                         LETTERS_H_ALIGN_BRIDGE.Add(Letters.HorizontalAlign.NOT_SPECIFIED, TextAlignment.Left);\r
 120 \r
 121                         /*\r
 122                         api_line = new System.Windows.Shapes.Line();\r
 123                         api_curve    = new System.Windows.Shapes.Path();\r
 124                         api_rect     = new System.Windows.Shapes.Rectangle();\r
 125                         api_ellipse  = new System.Windows.Shapes.Ellipse();\r
 126                         api_polygon  = new System.Windows.Shapes.Polygon();\r
 127                         api_polyline = new System.Windows.Shapes.Polyline();\r
 128                         api_color       = new System.Windows.Media.Color();\r
 129                         api_fill        = new System.Windows.Media.SolidColorBrush();\r
 130                         api_stroke      = new System.Windows.Media.SolidColorBrush();\r
 131                         api_translation = new System.Windows.Media.TranslateTransform();\r
 132                         */\r
 133                 }\r
 134                 #endregion\r
 135 \r
 136                 public void line(Line drawee, Color col)\r
 137                 {\r
 138                         //buffer.DrawLine((int)drawee.begin.x, (int)drawee.begin.y, (int)drawee.end.x, (int)drawee.end.y, col);\r
 139                         var zapi_shape = new System.Windows.Shapes.Line();\r
 140                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 141                         zapi_shape.X1 = (int)drawee.begin.x;\r
 142                         zapi_shape.Y1 = (int)drawee.begin.y;\r
 143                         zapi_shape.X2 = (int)drawee.end.x;\r
 144                         zapi_shape.Y2 = (int)drawee.end.y;\r
 145                         zapi_fill.Color = col;\r
 146                         zapi_fill.Opacity = 1.0;\r
 147                         zapi_shape.Stroke = zapi_fill;\r
 148                         zapi_shape.StrokeThickness = 1;\r
 149                         api_canvas.Children.Add(zapi_shape);\r
 150                         //System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 151                         //System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 152                 }\r
 153                 public void rect(Rectangle drawee, Color col)\r
 154                 {\r
 155                         //buffer.DrawRectangle((int)drawee.v1.x, (int)drawee.v1.y, (int)drawee.v2.x, (int)drawee.v2.y, col);\r
 156 \r
 157                         var zapi_shape = new System.Windows.Shapes.Rectangle();\r
 158                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 159                         zapi_shape.Width = drawee.width;\r
 160                         zapi_shape.Height = drawee.height;\r
 161                         zapi_fill.Color = col;\r
 162                         zapi_shape.Fill = zapi_fill;\r
 163                         api_canvas.Children.Add(zapi_shape);\r
 164                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 165                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 166                 }\r
 167                 public void ellipse(Ellipse drawee, Color col)\r
 168                 {\r
 169                         //buffer.DrawEllipse((int)(drawee.datum.x - drawee.xdiameter / 2), (int)(drawee.datum.y - drawee.ydiameter / 2), (int)(drawee.datum.x + drawee.xdiameter / 2), (int)(drawee.datum.y + drawee.ydiameter / 2), col);\r
 170 \r
 171                         var zapi_shape = new System.Windows.Shapes.Ellipse();\r
 172                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 173                         zapi_shape.Width = drawee.width;\r
 174                         zapi_shape.Height = drawee.height;\r
 175                         zapi_fill.Color = col;\r
 176                         zapi_shape.Fill = zapi_fill;\r
 177                         api_canvas.Children.Add(zapi_shape);\r
 178                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 179                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 180                 }\r
 181                 public void polygon(Polygon drawee, Color col)\r
 182                 {\r
 183                         /*\r
 184                         int[] ps = new int[drawee.vertices.Count];\r
 185                         buffer.DrawPolyline(ps, col);\r
 186                         */\r
 187                         var zapi_shape = new System.Windows.Shapes.Polygon();\r
 188                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 189                         int i = 0;\r
 190                         foreach (Point p in drawee.vertices)\r
 191                         {\r
 192                                 zapi_shape.Points.Add(p);\r
 193                         }\r
 194                         zapi_fill.Color = col;\r
 195                         zapi_shape.Fill = zapi_fill;\r
 196                         api_canvas.Children.Add(zapi_shape);\r
 197                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x);\r
 198                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y);\r
 199                 }\r
 200                 public void letters(Letters drawee, Color col)\r
 201                 {\r
 202                         //var zapi_shape = new System.Windows.Documents.Glyphs();\r
 203                         var zapi_shape = new System.Windows.Controls.TextBlock();\r
 204                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 205                         zapi_shape.Width = width;\r
 206                         zapi_shape.Height = height;\r
 207                         zapi_shape.Text = drawee.str;\r
 208                         //zapi_shape.FontFamily = ;\r
 209                         zapi_shape.FontSize = drawee.font.size;\r
 210                         zapi_shape.FontStyle = FONT_STYLE_BRIDGE[drawee.font.style];\r
 211                         zapi_shape.FontWeight = FONT_WEIGHT_BRIDGE[drawee.font.weight];\r
 212                         zapi_shape.TextAlignment = LETTERS_H_ALIGN_BRIDGE[drawee.align];\r
 213                         zapi_fill.Color = col;\r
 214                         zapi_shape.Foreground = zapi_fill;\r
 215                         api_canvas.Children.Add(zapi_shape);\r
 216                         double left = 0;\r
 217                         switch(drawee.align)\r
 218                         {\r
 219                                 case Letters.HorizontalAlign.TEXT_ALIGN_LEFT: break;\r
 220                                 case Letters.HorizontalAlign.TEXT_ALIGN_CENTER: left = zapi_shape.Width/2; break;\r
 221                                 case Letters.HorizontalAlign.TEXT_ALIGN_RIGHT: left = zapi_shape.Width; break;\r
 222                         }\r
 223                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x - left);\r
 224                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y - drawee.font.size);\r
 225                 }\r
 226                 public void image(Image drawee)\r
 227                 {\r
 228                         //buffer.Blit(drawee.datum, drawee.buffer, drawee.self_rect, Colors.White, WriteableBitmapExtensions.BlendMode.None);\r
 229                         var zapi_shape = new System.Windows.Controls.Image();\r
 230                         zapi_shape.Source = drawee.buffer;\r
 231                         api_canvas.Children.Add(zapi_shape);\r
 232                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x);\r
 233                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y);\r
 234                 }\r
 235 \r
 236 \r
 237                 public void msg(string str, double x, double y) { msg(str, x, y, Color.white); }\r
 238                 public void msg(string str, double x, double y, Color col)\r
 239                 {\r
 240                         var let = new Letters(str);\r
 241                         let.locate(x, y);\r
 242                         this.letters(let, col);\r
 243                 }\r
 244                 public void var<Type>(Type val, double x, double y) { msg(val.ToString(), x, y, Color.white); }\r
 245                 public void var<Type>(Type val, double x, double y, Color col) { msg(val.ToString(), x, y, col); }\r
 246 \r
 247 \r
 248                 public void flip()\r
 249                 {\r
 250                         //buffer.Invalidate();\r
 251                 }\r
 252 \r
 253                 public double width { get { return api_canvas.Width; } }\r
 254                 public double height { get { return api_canvas.Height; } }\r
 255 \r
 256         }\r
 257 \r
 258 }