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- add progress to Euclid
[FaRetSys.git] / Schematic.cs
blob09e47582d168fff6640408e11ac14dc3a1191f95
1 using System;
2 using System.Collections;
3 using Cairo;
4 using Gtk;
5 using Mono.Unix;
6
7 namespace Eithne
8 {
9 class Schematic : DrawingArea
10 {
11 private static bool Antialias = Config.Get("schematic/antialias", true);
12 private static bool ChangeBackground = Config.Get("schematic/changebackground", false);
13 private static int BackgroundRed = Config.Get("schematic/red", 128);
14 private static int BackgroundGreen = Config.Get("schematic/green", 128);
15 private static int BackgroundBlue = Config.Get("schematic/blue", 128);
16 private static int BackgroundAlpha = Config.Get("schematic/alpha", 255);
17
18 internal new class Action
19 {
20 public enum Mode
21 {
22 Normal,
23 Move,
24 Connect
25 }
26
27 public static Mode m = Mode.Normal;
28 public static object data;
29 }
30
31 internal enum Connection
32 {
33 None,
34 Good,
35 Bad
36 }
37
38 private Statusbar status;
39 private ArrayList blocks = new ArrayList();
40 private static int aa = 10;
41 private object selected = null;
42 private int tmpx, tmpy;
43
44 public ArrayList Blocks
45 {
46 get { return blocks; }
47 }
48
49 public static void CheckGConf()
50 {
51 bool NewAntialias = Config.Get("schematic/antialias", true);
52 bool NewChangeBackground = Config.Get("schematic/changebackground", false);
53 int NewRed = Config.Get("schematic/red", 128);
54 int NewGreen = Config.Get("schematic/green", 128);
55 int NewBlue = Config.Get("schematic/blue", 128);
56 int NewAlpha = Config.Get("schematic/alpha", 255);
57
58 bool redraw =
59 Antialias != NewAntialias ||
60 ChangeBackground != NewChangeBackground ||
61 BackgroundRed != NewRed ||
62 BackgroundGreen != NewGreen ||
63 BackgroundBlue != NewBlue ||
64 BackgroundAlpha != NewAlpha;
65
66 Antialias = NewAntialias;
67 ChangeBackground = NewChangeBackground;
68 BackgroundRed = NewRed;
69 BackgroundGreen = NewGreen;
70 BackgroundBlue = NewBlue;
71 BackgroundAlpha = NewAlpha;
72
73 if(redraw)
74 MainWindow.RedrawSchematic();
75 }
76
77 public Schematic(Statusbar status) : base()
78 {
79 this.status = status;
80
81 // FIXME wpisany na sztywno rozmiar obszaru roboczego
82 SetSizeRequest(2048, 2048);
83
84 Events |= Gdk.EventMask.PointerMotionMask | Gdk.EventMask.ButtonPressMask | Gdk.EventMask.ButtonReleaseMask
85 | Gdk.EventMask.LeaveNotifyMask;
86 }
87
88 protected override bool OnExposeEvent(Gdk.EventExpose args)
89 {
90 Context c = Gdk.Context.CreateDrawable(this.GdkWindow);
91
92 if(Antialias)
93 c.Antialias = Cairo.Antialias.Gray;
94 else
95 c.Antialias = Cairo.Antialias.None;
96
97 Draw(c);
98
99 ((IDisposable) c.Target).Dispose();
100 ((IDisposable) c).Dispose();
101
102 return true;
103 }
104
105 private object CheckSelection(int x, int y)
106 {
107 foreach(Block b in new ReverseIterator(blocks))
108 {
109 object o = b.Overlap(x, y);
110
111 if(o != null)
112 return o;
113 }
114
115 return null;
116 }
117
118 private Connection CheckConnection(Socket from, Socket to)
119 {
120 if(to.Type == Socket.T.Out)
121 return Connection.None;
122 else
123 if(IsGoodConnection(from, to))
124 return Connection.Good;
125 else
126 return Connection.Bad;
127 }
128
129 private bool IsGoodConnection(Socket from, Socket to)
130 {
131 // ten sam blok
132 if(from.Parent == to.Parent)
133 return false;
134 // do gniazda już jest coś podłączone
135 if(to.Other != null)
136 return false;
137
138 IPlugin fp = from.Parent.Plugin;
139 IPlugin tp = to.Parent.Plugin;
140
141 foreach(string mOut in fp.MatchOut)
142 {
143 string tmp = mOut;
144 ArrayList matches = new ArrayList();
145 matches.Add(tmp);
146
147 while(tmp.LastIndexOf('/') != -1)
148 {
149 int lastIndex = tmp.LastIndexOf('/');
150 tmp = tmp.Substring(0, lastIndex);
151 matches.Add(tmp);
152 }
153 matches.Add("");
154
155 foreach(string mIn in tp.MatchIn)
156 {
157 if(matches.Contains(mIn))
158 return true;
159 }
160 }
161
162 return false;
163 }
164
165 protected override bool OnMotionNotifyEvent(Gdk.EventMotion args)
166 {
167 if(Action.m == Action.Mode.Normal)
168 {
169 object oldselected = selected;
170
171 selected = CheckSelection((int)args.X, (int)args.Y);
172
173 if(oldselected != selected)
174 {
175 status.Pop(1);
176
177 if(selected is Block)
178 status.Push(1, String.Format(Catalog.GetString("{0} block selected"), (selected as Block).Plugin.Info.Name));
179 else if(selected is Socket)
180 {
181 Socket s = selected as Socket;
182 IPlugin p = s.Parent.Plugin;
183
184 if(s.Type == Socket.T.In)
185 status.Push(1, String.Format(Catalog.GetString("{0} block, input socket {1}. {2}"),
186 p.Info.Name, s.Num, p.DescIn(s.Num)));
187 else
188 status.Push(1, String.Format(Catalog.GetString("{0} block, output socket {1}. {2}"),
189 p.Info.Name, s.Num, p.DescOut(s.Num)));
190 }
191
192 QueueDraw();
193 }
194 }
195 else if(Action.m == Action.Mode.Move)
196 {
197 int dx = (int)args.X - tmpx;
198 int dy = (int)args.Y - tmpy;
199
200 (selected as Block).Move(dx, dy);
201 QueueDraw();
202
203 tmpx = (int)args.X;
204 tmpy = (int)args.Y;
205 }
206 else if(Action.m == Action.Mode.Connect)
207 {
208 tmpx = (int)args.X;
209 tmpy = (int)args.Y;
210
211 object tmp = CheckSelection((int)args.X, (int)args.Y);
212
213 if(tmp is Socket)
214 Action.data = CheckConnection(selected as Socket, tmp as Socket);
215 else
216 Action.data = Connection.None;
217
218 QueueDraw();
219 }
220
221 return true;
222 }
223
224 protected override bool OnButtonPressEvent(Gdk.EventButton args)
225 {
226 status.Pop(1);
227
228 Schematic _t = this;
229 object selected = _t.selected;
230
231 object tmp = CheckSelection((int)args.X, (int)args.Y);
232
233 if(selected != null && selected == tmp)
234 {
235 if(selected is Block)
236 {
237 Block b = selected as Block;
238
239 if(args.Button == 1)
240 {
241 if(args.Type == Gdk.EventType.ButtonPress)
242 {
243 status.Push(1, Catalog.GetString("Move block to desired location"));
244
245 // przeniesienie klikniętego bloku na wierzch
246 if(blocks[blocks.Count-1] != selected)
247 {
248 blocks.Remove(selected);
249 blocks.Add(selected);
250 QueueDraw();
251 }
252
253 Action.m = Action.Mode.Move;
254 tmpx = (int)args.X;
255 tmpy = (int)args.Y;
256 }
257 else if(args.Type == Gdk.EventType.TwoButtonPress)
258 {
259 Action.m = Action.Mode.Normal;
260
261 if(b.Plugin is IOutPlugin && b.Plugin.WorkDone)
262 {
263 try
264 {
265 (b.Plugin as IOutPlugin).DisplayResults();
266 }
267 catch(Exception e)
268 {
269 b.ShowError = true;
270 QueueDraw();
271 new PluginError(e, b, true);
272 }
273 }
274 else if(b.Plugin.HasSetup)
275 {
276 try
277 {
278 b.Plugin.Setup();
279 }
280 catch(Exception e)
281 {
282 b.ShowError = true;
283 QueueDraw();
284 new PluginError(e, b, true);
285 }
286 }
287 }
288 }
289 else if(args.Button == 3)
290 {
291 ImageMenuItem mi;
292
293 status.Push(1, String.Format(Catalog.GetString("{0} menu"), b.Plugin.Info.Name));
294
295 Action.m = Action.Mode.Normal;
296
297 Menu m = new Menu();
298
299 if(b.Plugin is IOutPlugin)
300 {
301 mi = new ImageMenuItem(Catalog.GetString("Display _results"));
302 mi.Image = new Image(null, "system-search.png");
303 mi.Activated += PluginResults;
304 if(!b.Plugin.WorkDone)
305 mi.Sensitive = false;
306 m.Append(mi);
307 }
308
309 if(b.Plugin.HasSetup)
310 {
311 mi = new ImageMenuItem(Catalog.GetString("_Setup"));
312 mi.Image = new Image(null, "preferences-desktop.png");
313 mi.Activated += PluginSetup;
314 m.Append(mi);
315 }
316
317 if(b.Plugin.HasSetup || b.Plugin is IOutPlugin)
318 m.Append(new SeparatorMenuItem());
319
320 mi = new ImageMenuItem(Catalog.GetString("D_isconnect all"));
321 mi.Image = new Image(null, "edit-cut.png");
322 mi.Activated += delegate(object sender, EventArgs eargs)
323 {
324 b.Disconnect();
325 QueueDraw();
326 status.Pop(1);
327 status.Push(1, Catalog.GetString("Removed all block's connections"));
328 };
329 m.Append(mi);
330
331 mi = new ImageMenuItem(Catalog.GetString("In_validate"));
332 mi.Image = new Image(null, "user-trash-full.png");
333 if(b.CheckState() != Block.State.Good)
334 mi.Sensitive = false;
335 mi.Activated += delegate(object sender, EventArgs eargs)
336 {
337 b.Invalidate();
338
339 status.Pop(1);
340 status.Push(1, Catalog.GetString("Invalidated results"));
341 };
342 m.Append(mi);
343
344 mi = new ImageMenuItem(Catalog.GetString("_Delete"));
345 mi.Image = new Image(null, "edit-delete.png");
346 mi.Activated += delegate(object sender, EventArgs eargs)
347 {
348 b.Disconnect();
349 blocks.Remove(selected);
350 QueueDraw();
351
352 status.Pop(1);
353 status.Push(1, String.Format(Catalog.GetString("Deleted {0} block"), b.Plugin.Info.Name));
354 };
355 m.Append(mi);
356
357 m.Append(new SeparatorMenuItem());
358
359 mi = new ImageMenuItem(Catalog.GetString("_About"));
360 mi.Image = new Image(null, "help-browser.png");
361 mi.Activated += delegate(object sender, EventArgs eargs) { new PluginAbout(b.Plugin); };
362 m.Append(mi);
363
364 m.ShowAll();
365 m.Popup();
366 }
367 }
368 else if(selected is Socket)
369 {
370 Socket s = selected as Socket;
371
372 if(s.Other == null)
373 {
374 if(s.Type == Socket.T.Out)
375 if(args.Button == 1)
376 {
377 status.Push(1, Catalog.GetString("Connect block with another"));
378 Action.m = Action.Mode.Connect;
379 Action.data = Connection.None;
380 tmpx = (int)args.X;
381 tmpy = (int)args.Y;
382 QueueDraw();
383 }
384 }
385 else
386 {
387 if(args.Button == 1 && args.Type == Gdk.EventType.TwoButtonPress)
388 {
389 status.Push(1, Catalog.GetString("Removed connection"));
390 s.Disconnect();
391 QueueDraw();
392 }
393 else if(args.Button == 3)
394 {
395 Menu m = new Menu();
396 ImageMenuItem mi = new ImageMenuItem(Catalog.GetString("_Disconnect"));
397 mi.Image = new Image(null, "edit-cut.png");
398 mi.Activated += delegate(object sender, EventArgs eargs)
399 {
400 s.Disconnect();
401 _t.QueueDraw();
402
403 _t.status.Pop(1);
404 _t.status.Push(1, Catalog.GetString("Removed connection"));
405 };
406 m.Append(mi);
407
408 m.ShowAll();
409 m.Popup();
410 }
411 }
412 }
413 }
414 else
415 {
416 Action.m = Action.Mode.Normal;
417 selected = tmp;
418 QueueDraw();
419 }
420
421 return true;
422 }
423
424 private void PluginSetup(object sender, EventArgs args)
425 {
426 try
427 {
428 (selected as Block).Plugin.Setup();
429 }
430 catch(Exception e)
431 {
432 (selected as Block).ShowError = true;
433 QueueDraw();
434 new PluginError(e, selected as Block, true);
435 }
436 }
437
438 private void PluginResults(object sender, EventArgs args)
439 {
440 try
441 {
442 ((selected as Block).Plugin as IOutPlugin).DisplayResults();
443 }
444 catch(Exception e)
445 {
446 (selected as Block).ShowError = true;
447 QueueDraw();
448 new PluginError(e, selected as Block, true);
449 }
450 }
451
452 protected override bool OnButtonReleaseEvent(Gdk.EventButton args)
453 {
454 if(args.Button != 1)
455 return true;
456
457 if(Action.m != Action.Mode.Normal)
458 status.Pop(1);
459
460 Action.m = Action.Mode.Normal;
461
462 if(selected is Socket)
463 {
464 Socket from = selected as Socket;
465
466 selected = CheckSelection((int)args.X, (int)args.Y);
467
468 if(selected is Socket)
469 {
470 Socket to = selected as Socket;
471
472 if(CheckConnection(from, to) == Connection.Good)
473 {
474 status.Push(1, Catalog.GetString("Connected blocks"));
475 from.Connect(to);
476 }
477 }
478
479 QueueDraw();
480 }
481
482 return true;
483 }
484
485 public void Add(IPlugin plugin)
486 {
487 Context c = Gdk.Context.CreateDrawable(this.GdkWindow);
488
489 blocks.Add(new Block(this, c, plugin, 10, aa));
490
491 ((IDisposable) c.Target).Dispose();
492 ((IDisposable) c).Dispose();
493
494 aa += 50;
495 if(aa > 400)
496 aa = 10;
497 QueueDraw();
498 }
499
500 public void Load(ArrayList blocks)
501 {
502 this.blocks = blocks;
503 aa = 10;
504 selected = null;
505 QueueDraw();
506 }
507
508 public void Clear()
509 {
510 blocks = new ArrayList();
511 aa = 10;
512 selected = null;
513 QueueDraw();
514 }
515
516 private void Draw(Context c)
517 {
518 if(ChangeBackground)
519 {
520 if(MainWindow.HaveAlpha)
521 c.Color = new Color(BackgroundRed/255.0, BackgroundGreen/255.0, BackgroundBlue/255.0, BackgroundAlpha/255.0);
522 else
523 c.Color = new Color(BackgroundRed/255.0, BackgroundGreen/255.0, BackgroundBlue/255.0, 1.0);
524
525 c.Operator = Operator.Source;
526 c.Paint();
527 c.Operator = Operator.Over;
528 }
529
530 foreach(Block b in blocks)
531 b.Draw(c, selected);
532
533 foreach(Block b in blocks)
534 b.DrawConnections(c);
535
536 if(Action.m == Action.Mode.Connect)
537 {
538 c.Color = new Color(0, 0, 0, 0.5);
539 // c.SetDash(new double[1] {5}, 0);
540 c.LineWidth = 1.0;
541 c.MoveTo((selected as Socket).PX + 6.5, (selected as Socket).PY + 5);
542 c.LineTo(tmpx, tmpy);
543 c.Stroke();
544
545 // c.SetDash(new double[0] {}, 0);
546 switch((Connection)Action.data)
547 {
548 case Connection.None:
549 c.Color = new Color(1, 1, 1, 0.8);
550 c.Arc(tmpx, tmpy, 4, 0, 2*Math.PI);
551 break;
552
553 case Connection.Good:
554 c.Color = new Color(0.3, 1, 0.3, 0.8);
555 c.Arc(tmpx, tmpy, 7, 0, 2*Math.PI);
556 break;
557
558 case Connection.Bad:
559 c.Color = new Color(1, 0.3, 0.3, 0.8);
560 c.Arc(tmpx, tmpy, 7, 0, 2*Math.PI);
561 break;
562 }
563 c.FillPreserve();
564 switch((Connection)Action.data)
565 {
566 case Connection.None:
567 c.LineWidth = 1.5;
568 c.Color = new Color(0, 0, 0);
569 break;
570
571 case Connection.Good:
572 c.LineWidth = 3.0;
573 c.Color = new Color(0, 0.5, 0);
574 break;
575
576 case Connection.Bad:
577 c.LineWidth = 3.0;
578 c.Color = new Color(0.5, 0, 0);
579 break;
580 }
581 c.Stroke();
582 }
583 }
584
585 public void Redraw()
586 {
587 QueueDraw();
588 }
589 }
590 }
FaRetSys -- extensible image recognition systems modelling program