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                 System.Windows.Controls.Image instance;\r
  23                 System.Windows.Controls.Canvas api_canvas;\r
  24                 System.Windows.Controls.UserControl panel;\r
  25                 WriteableBitmap buffer;\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.Image target, 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                         api_canvas.Width = wid;\r
  49                         api_canvas.Height = hei;\r
  50                         buffer = new WriteableBitmap((int)instance.Width, (int)instance.Height);\r
  51                         api_canvas.MouseMove += Mouse.Canvas_MousePos;\r
  52                         api_canvas.MouseLeftButtonDown += Mouse.Canvas_LDown;\r
  53                         api_canvas.MouseLeftButtonUp += Mouse.Canvas_LUp;\r
  54                         api_canvas.MouseWheel += Mouse.Canvas_MouseWheel;\r
  55                         Mouse._prime = api_canvas;\r
  56                         Main.drawable = this;\r
  57                         default_buffer = buffer;\r
  58 \r
  59                         back_panel = new System.Windows.Shapes.Rectangle();\r
  60                         back_panel.Width = wid;\r
  61                         back_panel.Height = hei;\r
  62                         back_panel_color = new SolidColorBrush();\r
  63                         back_panel.Fill = back_panel_color;\r
  64                 }\r
  65                 public Point getCenter()\r
  66                 {\r
  67                         return new Point(instance.Width/2.0, instance.Height/2.0, 0);\r
  68                 }\r
  69 \r
  70                 public void clear()\r
  71                 {\r
  72                         buffer.Clear(Color.black);\r
  73                 }\r
  74                 public void clear(Color col)\r
  75                 {\r
  76                         api_canvas.Children.Clear();\r
  77                         back_panel_color.Color = col;\r
  78                         api_canvas.Children.Add(back_panel);\r
  79                         //buffer.Clear(col);\r
  80                 }\r
  81 \r
  82                 public void pix(int x, int y, Color col)\r
  83                 {\r
  84                         buffer.SetPixel(x, y, col);\r
  85                 }\r
  86 \r
  87                 static System.Windows.Shapes.Line api_line;\r
  88                 static System.Windows.Shapes.Path api_curve;\r
  89                 static System.Windows.Shapes.Rectangle api_rect;\r
  90                 static System.Windows.Shapes.Ellipse api_ellipse;\r
  91                 static System.Windows.Shapes.Polygon api_polygon;\r
  92                 static System.Windows.Shapes.Polyline api_polyline;\r
  93                 static System.Windows.Media.Color api_color;\r
  94                 static System.Windows.Media.SolidColorBrush api_fill;\r
  95                 static System.Windows.Media.SolidColorBrush api_stroke;\r
  96                 static System.Windows.Media.TranslateTransform api_translation;\r
  97                 static Canvas()\r
  98                 {\r
  99                         api_line     = new System.Windows.Shapes.Line();\r
 100                         api_curve    = new System.Windows.Shapes.Path();\r
 101                         api_rect     = new System.Windows.Shapes.Rectangle();\r
 102                         api_ellipse  = new System.Windows.Shapes.Ellipse();\r
 103                         api_polygon  = new System.Windows.Shapes.Polygon();\r
 104                         api_polyline = new System.Windows.Shapes.Polyline();\r
 105                         api_color       = new System.Windows.Media.Color();\r
 106                         api_fill        = new System.Windows.Media.SolidColorBrush();\r
 107                         api_stroke      = new System.Windows.Media.SolidColorBrush();\r
 108                         api_translation = new System.Windows.Media.TranslateTransform();\r
 109                 }\r
 110 \r
 111                 public void line(Line drawee, Color col)\r
 112                 {\r
 113                         //buffer.DrawLine((int)drawee.begin.x, (int)drawee.begin.y, (int)drawee.end.x, (int)drawee.end.y, col);\r
 114                         var zapi_shape = new System.Windows.Shapes.Line();\r
 115                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 116                         zapi_shape.X1 = (int)drawee.begin.x;\r
 117                         zapi_shape.Y1 = (int)drawee.begin.y;\r
 118                         zapi_shape.X2 = (int)drawee.end.x;\r
 119                         zapi_shape.Y2 = (int)drawee.end.y;\r
 120                         zapi_fill.Color = col;\r
 121                         zapi_fill.Opacity = 1.0;\r
 122                         zapi_shape.Stroke = zapi_fill;\r
 123                         zapi_shape.StrokeThickness = 1;\r
 124                         api_canvas.Children.Add(zapi_shape);\r
 125                         //System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 126                         //System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 127                 }\r
 128                 public void rect(Rectangle drawee, Color col)\r
 129                 {\r
 130                         //buffer.DrawRectangle((int)drawee.v1.x, (int)drawee.v1.y, (int)drawee.v2.x, (int)drawee.v2.y, col);\r
 131 \r
 132                         var zapi_shape = new System.Windows.Shapes.Rectangle();\r
 133                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 134                         zapi_shape.Width = drawee.width;\r
 135                         zapi_shape.Height = drawee.height;\r
 136                         zapi_fill.Color = col;\r
 137                         zapi_shape.Fill = zapi_fill;\r
 138                         api_canvas.Children.Add(zapi_shape);\r
 139                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 140                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 141                 }\r
 142                 public void ellipse(Ellipse drawee, Color col)\r
 143                 {\r
 144                         //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
 145 \r
 146                         var zapi_shape = new System.Windows.Shapes.Ellipse();\r
 147                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 148                         zapi_shape.Width = drawee.width;\r
 149                         zapi_shape.Height = drawee.height;\r
 150                         zapi_fill.Color = col;\r
 151                         zapi_shape.Fill = zapi_fill;\r
 152                         api_canvas.Children.Add(zapi_shape);\r
 153                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.left);\r
 154                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.top);\r
 155                 }\r
 156                 public void polygon(Polygon drawee, Color col)\r
 157                 {\r
 158                         /*\r
 159                         int[] ps = new int[drawee.vertices.Count];\r
 160                         buffer.DrawPolyline(ps, col);\r
 161                         */\r
 162                         var zapi_shape = new System.Windows.Shapes.Polygon();\r
 163                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 164                         int i = 0;\r
 165                         foreach (Point p in drawee.vertices)\r
 166                         {\r
 167                                 zapi_shape.Points.Add(p);\r
 168                         }\r
 169                         zapi_fill.Color = col;\r
 170                         zapi_shape.Fill = zapi_fill;\r
 171                         api_canvas.Children.Add(zapi_shape);\r
 172                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x);\r
 173                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y);\r
 174                 }\r
 175                 public void letters(Letters drawee, Color col)\r
 176                 {\r
 177                         //var zapi_shape = new System.Windows.Documents.Glyphs();\r
 178                         var zapi_shape = new System.Windows.Controls.TextBlock();\r
 179                         var zapi_fill = new System.Windows.Media.SolidColorBrush();\r
 180                         zapi_shape.MaxWidth = width;\r
 181                         zapi_shape.MaxHeight = height;\r
 182                         zapi_shape.Text = drawee.str;\r
 183                         //zapi_shape.FontFamily = ;\r
 184                         zapi_shape.FontSize = drawee.font.size;\r
 185                         zapi_shape.FontStyle = drawee.font.style==Font.Style.normal_style ? System.Windows.FontStyles.Normal : System.Windows.FontStyles.Italic;\r
 186                         zapi_shape.FontWeight = drawee.font.weight>400 ? System.Windows.FontWeights.Bold : System.Windows.FontWeights.Normal;\r
 187                         zapi_shape.TextAlignment = drawee.align==Letters.HorizontalAlign.TEXT_ALIGN_LEFT ? TextAlignment.Left : TextAlignment.Center;\r
 188                         zapi_fill.Color = col;\r
 189                         zapi_shape.Foreground = zapi_fill;\r
 190                         api_canvas.Children.Add(zapi_shape);\r
 191                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x);\r
 192                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y);\r
 193                 }\r
 194                 public void image(Image drawee)\r
 195                 {\r
 196                         //buffer.Blit(drawee.datum, drawee.buffer, drawee.self_rect, Colors.White, WriteableBitmapExtensions.BlendMode.None);\r
 197                         var zapi_shape = new System.Windows.Controls.Image();\r
 198                         zapi_shape.Source = drawee.buffer;\r
 199                         api_canvas.Children.Add(zapi_shape);\r
 200                         System.Windows.Controls.Canvas.SetLeft(zapi_shape, drawee.datum.x);\r
 201                         System.Windows.Controls.Canvas.SetTop(zapi_shape, drawee.datum.y);\r
 202                 }\r
 203 \r
 204 \r
 205                 public int frame;\r
 206                 public void flip()\r
 207                 {\r
 208                         buffer.Invalidate();\r
 209                         frame++;\r
 210                 }\r
 211 \r
 212                 public double width { get { return api_canvas.Width; } }\r
 213                 public double height { get { return api_canvas.Height; } }\r
 214         }\r
 215 \r
 216 \r
 217 }