15534713 |
1 | using System; |
2 | using System.Collections.Generic; |
3 | using System.Linq; |
4 | using System.Text; |
5 | using System.Windows.Forms; |
6 | using System.Windows.Input; |
7 | using System.Drawing; |
8 | |
9 | namespace IE_WPF_D3D |
10 | { |
11 | public enum CurrentAction3d |
12 | { |
13 | CurAction3d_Nothing, |
14 | CurAction3d_DynamicZooming, |
15 | CurAction3d_WindowZooming, |
16 | CurAction3d_DynamicPanning, |
17 | CurAction3d_GlobalPanning, |
18 | CurAction3d_DynamicRotation |
19 | } |
20 | public enum CurrentPressedKey |
21 | { |
22 | CurPressedKey_Nothing, |
23 | CurPressedKey_Ctrl, |
24 | CurPressedKey_Shift |
25 | } |
26 | public enum ModelFormat |
27 | { |
28 | BREP, |
15534713 |
29 | STEP, |
30 | IGES, |
31 | VRML, |
32 | STL, |
33 | IMAGE |
34 | } |
35 | |
36 | public enum DisplayMode |
37 | { |
38 | Wireframe, |
39 | Shading |
40 | } |
41 | |
42 | public class OCCViewer |
43 | { |
44 | public event EventHandler ZoomingFinished; |
45 | protected void RaiseZoomingFinished () |
46 | { |
47 | if (ZoomingFinished != null) |
48 | { |
49 | ZoomingFinished (this, EventArgs.Empty); |
50 | } |
51 | } |
52 | |
53 | public event EventHandler AvaliabiltyOfOperationsChanged; |
54 | protected void RaiseAvaliabiltyOfOperationsChanged () |
55 | { |
56 | if (AvaliabiltyOfOperationsChanged != null) |
57 | { |
58 | AvaliabiltyOfOperationsChanged (this, EventArgs.Empty); |
59 | } |
60 | } |
61 | |
62 | public OCCTProxyD3D View { get; private set; } |
63 | public CurrentAction3d CurrentMode { get; private set; } |
64 | private bool IsRectVisible { get; set; } |
65 | public bool DegenerateMode { get; private set; } |
66 | |
67 | public bool IsWireframeEnabled { get; private set; } |
68 | public bool IsShadingEnabled { get; private set; } |
69 | public bool IsTransparencyEnabled { get; private set; } |
70 | public bool IsColorEnabled { get; private set; } |
71 | public bool IsMaterialEnabled { get; private set; } |
72 | public bool IsDeleteEnabled { get; private set; } |
73 | |
74 | private float myCurZoom;// ~ Quantity_Factor |
75 | private int myXmin; |
76 | private int myYmin; |
77 | private int myXmax; |
78 | private int myYmax; |
79 | private int myButtonDownX; |
80 | private int myButtonDownY; |
81 | public OCCViewer() |
82 | { |
83 | View = new OCCTProxyD3D (); |
84 | View.InitOCCTProxy (); |
85 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
86 | IsRectVisible = false; |
87 | DegenerateMode = true; |
88 | } |
89 | |
62e1beed |
90 | public bool InitViewer() |
15534713 |
91 | { |
62e1beed |
92 | return View.InitViewer(); |
15534713 |
93 | } |
94 | |
95 | public void ImportModel (ModelFormat theFormat) |
96 | { |
97 | int aFormat = 10; |
98 | OpenFileDialog anOpenDialog = new OpenFileDialog (); |
99 | string aDataDir = ((Environment.GetEnvironmentVariable ("CASROOT")) + "\\..\\data"); |
100 | string aFilter = ""; |
101 | |
102 | switch (theFormat) |
103 | { |
104 | case ModelFormat.BREP: |
105 | anOpenDialog.InitialDirectory = (aDataDir + "\\occ"); |
106 | aFormat = 0; |
107 | aFilter = "BREP Files (*.brep *.rle)|*.brep; *.rle"; |
108 | break; |
15534713 |
109 | case ModelFormat.STEP: |
110 | anOpenDialog.InitialDirectory = (aDataDir + "\\step"); |
41f03605 |
111 | aFormat = 1; |
15534713 |
112 | aFilter = "STEP Files (*.stp *.step)|*.stp; *.step"; |
113 | break; |
114 | case ModelFormat.IGES: |
115 | anOpenDialog.InitialDirectory = (aDataDir + "\\iges"); |
41f03605 |
116 | aFormat = 2; |
15534713 |
117 | aFilter = "IGES Files (*.igs *.iges)|*.igs; *.iges"; |
118 | break; |
119 | default: |
120 | break; |
121 | } |
122 | |
123 | anOpenDialog.Filter = aFilter + "|All files (*.*)|*.*"; |
124 | if (anOpenDialog.ShowDialog () == DialogResult.OK) |
125 | { |
126 | string aFileName = anOpenDialog.FileName; |
127 | if (aFileName == "") |
128 | { |
129 | return; |
130 | } |
131 | |
132 | if (!View.TranslateModel (aFileName, aFormat, true)) |
133 | { |
134 | MessageBox.Show ("Cann't read this file", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Warning); |
135 | } |
136 | } |
137 | View.ZoomAllView (); |
138 | } |
139 | |
140 | public void ExportModel (ModelFormat theFormat) |
141 | { |
142 | int aFormat = 10; |
143 | SaveFileDialog saveDialog = new SaveFileDialog (); |
144 | string aDataDir = ((Environment.GetEnvironmentVariable ("CASROOT")) + "\\..\\data"); |
145 | string aFilter = ""; |
146 | |
147 | switch (theFormat) |
148 | { |
149 | case ModelFormat.BREP: |
150 | saveDialog.InitialDirectory = (aDataDir + "\\occ"); |
151 | aFormat = 0; |
152 | aFilter = "BREP Files (*.brep *.rle)|*.brep; *.rle"; |
153 | break; |
15534713 |
154 | case ModelFormat.STEP: |
155 | saveDialog.InitialDirectory = (aDataDir + "\\step"); |
41f03605 |
156 | aFormat = 1; |
15534713 |
157 | aFilter = "STEP Files (*.stp *.step)|*.step; *.stp"; |
158 | break; |
159 | case ModelFormat.IGES: |
160 | saveDialog.InitialDirectory = (aDataDir + "\\iges"); |
41f03605 |
161 | aFormat = 2; |
15534713 |
162 | aFilter = "IGES Files (*.igs *.iges)| *.iges; *.igs"; |
163 | break; |
164 | case ModelFormat.VRML: |
165 | saveDialog.InitialDirectory = (aDataDir + "\\vrml"); |
41f03605 |
166 | aFormat = 3; |
15534713 |
167 | aFilter = "VRML Files (*.vrml)|*.vrml"; |
168 | break; |
169 | case ModelFormat.STL: |
170 | saveDialog.InitialDirectory = (aDataDir + "\\stl"); |
41f03605 |
171 | aFormat = 4; |
15534713 |
172 | aFilter = "STL Files (*.stl)|*.stl"; |
173 | break; |
174 | case ModelFormat.IMAGE: |
175 | saveDialog.InitialDirectory = (aDataDir + "\\images"); |
41f03605 |
176 | aFormat = 5; |
15534713 |
177 | aFilter = "Images Files (*.bmp)|*.bmp"; |
178 | break; |
179 | default: |
180 | break; |
181 | } |
182 | |
183 | saveDialog.Filter = aFilter; |
184 | if (saveDialog.ShowDialog () == DialogResult.OK) |
185 | { |
186 | string aFileName = saveDialog.FileName; |
187 | if (aFileName == "") |
188 | { |
189 | return; |
190 | } |
191 | |
192 | if (!View.TranslateModel (aFileName, aFormat, false)) |
193 | { |
194 | MessageBox.Show ("Can not write this file", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Warning); |
195 | } |
196 | } |
197 | } |
198 | |
199 | public void FitAll () |
200 | { |
201 | View.ZoomAllView (); |
202 | } |
203 | |
204 | public void ZoomWindow () |
205 | { |
206 | CurrentMode = CurrentAction3d.CurAction3d_WindowZooming; |
207 | } |
208 | |
209 | public void DynamicZooming () |
210 | { |
211 | CurrentMode = CurrentAction3d.CurAction3d_DynamicZooming; |
212 | } |
213 | |
214 | public void DynamicPanning () |
215 | { |
216 | CurrentMode = CurrentAction3d.CurAction3d_DynamicPanning; |
217 | } |
218 | |
219 | public void GlobalPanning () |
220 | { |
221 | myCurZoom = View.Scale (); |
222 | CurrentMode = CurrentAction3d.CurAction3d_GlobalPanning; |
223 | } |
224 | |
225 | public void AxoView () |
226 | { |
227 | View.AxoView (); |
228 | } |
229 | |
230 | public void FrontView () |
231 | { |
232 | View.FrontView (); |
233 | } |
234 | |
235 | public void TopView () |
236 | { |
237 | View.TopView (); |
238 | } |
239 | |
240 | public void LeftView () |
241 | { |
242 | View.LeftView (); |
243 | } |
244 | |
245 | public void BackView () |
246 | { |
247 | View.BackView (); |
248 | } |
249 | |
250 | public void RightView () |
251 | { |
252 | View.RightView (); |
253 | } |
254 | |
255 | public void Reset () |
256 | { |
257 | View.Reset (); |
258 | } |
259 | |
260 | public void BottomView () |
261 | { |
262 | View.BottomView (); |
263 | } |
264 | |
265 | public void HiddenOff () |
266 | { |
267 | View.SetDegenerateModeOff (); |
268 | DegenerateMode = false; |
269 | } |
270 | |
271 | public void HiddenOn () |
272 | { |
273 | View.SetDegenerateModeOn (); |
274 | DegenerateMode = true; |
275 | } |
276 | |
277 | public void DynamicRotation () |
278 | { |
279 | CurrentMode = CurrentAction3d.CurAction3d_DynamicRotation; |
280 | } |
281 | |
282 | public void SelectionChanged () |
283 | { |
284 | switch (View.DisplayMode ()) |
285 | { |
286 | case -1: |
287 | IsShadingEnabled = false; |
288 | IsWireframeEnabled = false; |
289 | break; |
290 | case 0: |
291 | IsWireframeEnabled = false; |
292 | IsShadingEnabled = true; |
293 | IsTransparencyEnabled = false; |
294 | break; |
295 | case 1: |
296 | IsWireframeEnabled = true; |
297 | IsShadingEnabled = false; |
298 | IsTransparencyEnabled = true; |
299 | break; |
300 | case 10: |
301 | IsWireframeEnabled = true; |
302 | IsShadingEnabled = true; |
303 | IsTransparencyEnabled = true; |
304 | break; |
305 | default: |
306 | break; |
307 | } |
308 | |
309 | if (View.IsObjectSelected ()) |
310 | { |
311 | IsColorEnabled = true; |
312 | IsMaterialEnabled = true; |
313 | IsDeleteEnabled = true; |
314 | } |
315 | else |
316 | { |
317 | IsColorEnabled = false; |
318 | IsMaterialEnabled = false; |
319 | IsTransparencyEnabled = false; |
320 | IsDeleteEnabled = false; |
321 | } |
322 | |
323 | RaiseAvaliabiltyOfOperationsChanged (); |
324 | } |
325 | |
326 | public void ChangeColor (bool IsObjectColor) |
327 | { |
328 | int r, g, b; |
329 | if (IsObjectColor) |
330 | { |
331 | r = View.GetObjColR (); |
332 | g = View.GetObjColG (); |
333 | b = View.GetObjColB (); |
334 | } |
335 | else |
336 | { |
337 | r = View.GetBGColR (); |
338 | g = View.GetBGColG (); |
339 | b = View.GetBGColB (); |
340 | } |
341 | System.Windows.Forms.ColorDialog ColDlg = new System.Windows.Forms.ColorDialog (); |
342 | ColDlg.Color = System.Drawing.Color.FromArgb (r, g, b); |
343 | if (ColDlg.ShowDialog () == System.Windows.Forms.DialogResult.OK) |
344 | { |
345 | System.Drawing.Color c = ColDlg.Color; |
346 | r = c.R; |
347 | g = c.G; |
348 | b = c.B; |
349 | if (IsObjectColor) |
350 | { |
351 | View.SetColor (r, g, b); |
352 | } |
353 | else |
354 | { |
355 | View.SetBackgroundColor (r, g, b); |
356 | } |
357 | } |
358 | View.UpdateCurrentViewer (); |
359 | } |
360 | |
361 | public void Wireframe () |
362 | { |
363 | View.SetDisplayMode ((int)DisplayMode.Wireframe); |
364 | View.UpdateCurrentViewer (); |
365 | |
366 | SelectionChanged (); |
367 | RaiseZoomingFinished (); |
368 | } |
369 | |
370 | public void Shading () |
371 | { |
372 | View.SetDisplayMode ((int)DisplayMode.Shading); |
373 | View.UpdateCurrentViewer (); |
374 | |
375 | SelectionChanged (); |
376 | RaiseZoomingFinished (); |
377 | } |
378 | |
379 | public void Color () |
380 | { |
381 | ChangeColor (true); |
382 | } |
383 | |
384 | public void Background () |
385 | { |
386 | ChangeColor (false); |
387 | } |
388 | |
389 | public void Material () |
390 | { |
391 | MaterialDlg aDlg = new MaterialDlg (View); |
392 | aDlg.ShowDialog (); |
393 | } |
394 | |
395 | public void Transparency () |
396 | { |
397 | TransparencyDialog dlg = new TransparencyDialog (); |
398 | dlg.View = View; |
399 | dlg.ShowDialog (); |
400 | } |
401 | |
402 | public void Delete () |
403 | { |
404 | View.EraseObjects (); |
405 | } |
406 | |
407 | protected void MultiDragEvent (int x, int y, int theState) |
408 | { |
409 | if (theState == -1) //mouse is down |
410 | { |
411 | myButtonDownX = x; |
412 | myButtonDownY = y; |
413 | } |
414 | else if (theState == 1) //mouse is up |
415 | { |
416 | View.ShiftSelect (Math.Min (myButtonDownX, x), Math.Min (myButtonDownY, y), |
417 | Math.Max (myButtonDownX, x), Math.Max (myButtonDownY, y)); |
418 | } |
419 | } |
420 | |
421 | protected void DragEvent (int x, int y, int theState) |
422 | { |
423 | if (theState == -1) //mouse is down |
424 | { |
425 | myButtonDownX = x; |
426 | myButtonDownY = y; |
427 | } |
428 | else if (theState == 1) //mouse is up |
429 | { |
430 | View.Select (Math.Min (myButtonDownX, x), Math.Min (myButtonDownY, y), |
431 | Math.Max (myButtonDownX, x), Math.Max (myButtonDownY, y)); |
432 | } |
433 | } |
434 | |
435 | public void OnMouseDown (System.Windows.IInputElement sender, MouseButtonEventArgs e) |
436 | { |
437 | System.Windows.Controls.TabControl aTabControl = sender as System.Windows.Controls.TabControl; |
438 | System.Windows.Controls.Grid aGrid = aTabControl.SelectedContent as System.Windows.Controls.Grid; |
439 | |
440 | Point p = new Point((int)e.GetPosition(aGrid).X, (int)e.GetPosition(aGrid).Y); |
441 | |
442 | // to avoid the context menu opening |
443 | aTabControl.ContextMenu.Visibility = System.Windows.Visibility.Collapsed; |
444 | aTabControl.ContextMenu.IsOpen = false; |
445 | |
446 | if (e.LeftButton == MouseButtonState.Pressed) |
447 | { |
448 | myXmin = p.X; |
449 | myXmax = p.X; |
450 | myYmin = p.Y; |
451 | myYmax = p.Y; |
452 | |
453 | if (Keyboard.IsKeyDown (Key.LeftCtrl) || Keyboard.IsKeyDown (Key.RightCtrl)) |
454 | { |
455 | // start the dinamic zooming.... |
456 | CurrentMode = CurrentAction3d.CurAction3d_DynamicZooming; |
457 | } |
458 | else |
459 | { |
460 | switch (CurrentMode) |
461 | { |
462 | case CurrentAction3d.CurAction3d_Nothing: |
463 | if (Keyboard.IsKeyDown (Key.LeftShift) || Keyboard.IsKeyDown (Key.RightShift)) |
464 | { |
465 | MultiDragEvent (myXmax, myYmax, -1); |
466 | } |
467 | else |
468 | { |
469 | DragEvent (myXmax, myYmax, -1); |
470 | } |
471 | break; |
472 | case CurrentAction3d.CurAction3d_DynamicRotation: |
473 | if (!DegenerateMode) |
474 | { |
475 | View.SetDegenerateModeOn (); |
476 | } |
477 | View.StartRotation (p.X, p.Y); |
478 | break; |
479 | default: |
480 | break; |
481 | } |
482 | } |
483 | } |
484 | else if (e.RightButton == MouseButtonState.Pressed) |
485 | { |
486 | if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl)) |
487 | { |
488 | if (!DegenerateMode) |
489 | { |
490 | View.SetDegenerateModeOn(); |
491 | } |
492 | View.StartRotation(p.X, p.Y); |
493 | } |
494 | else |
495 | { |
496 | // show context menu only in this case |
497 | aTabControl.ContextMenu.Visibility = System.Windows.Visibility.Visible; |
498 | } |
499 | } |
500 | } |
501 | |
502 | public void OnMouseUp(System.Windows.IInputElement sender, MouseButtonEventArgs e) |
503 | { |
504 | Point p = new Point((int)e.GetPosition(sender).X, (int)e.GetPosition(sender).Y); |
505 | |
506 | if (e.ChangedButton == MouseButton.Left) |
507 | { |
508 | if (Keyboard.IsKeyDown (Key.LeftCtrl) || Keyboard.IsKeyDown (Key.RightCtrl)) |
509 | { |
510 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
511 | return; |
512 | } |
513 | switch (CurrentMode) |
514 | { |
515 | case CurrentAction3d.CurAction3d_Nothing: |
516 | if (p.X == myXmin && p.Y == myYmin) |
517 | { |
518 | myXmax = p.X; |
519 | myYmax = p.Y; |
520 | if (Keyboard.IsKeyDown (Key.LeftShift) || Keyboard.IsKeyDown (Key.RightShift)) |
521 | { |
522 | View.ShiftSelect (); |
523 | } |
524 | else |
525 | { |
526 | View.Select (); |
527 | } |
528 | } |
529 | else |
530 | { |
531 | myXmax = p.X; |
532 | myYmax = p.Y; |
533 | if (Keyboard.IsKeyDown (Key.LeftShift) || Keyboard.IsKeyDown (Key.RightShift)) |
534 | { |
535 | MultiDragEvent (myXmax, myYmax, 1); |
536 | } |
537 | else |
538 | { |
539 | DragEvent (myXmax, myYmax, 1); |
540 | } |
541 | } |
542 | break; |
543 | case CurrentAction3d.CurAction3d_DynamicZooming: |
544 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
545 | break; |
546 | case CurrentAction3d.CurAction3d_WindowZooming: |
547 | myXmax = p.X; |
548 | myYmax = p.Y; |
549 | int ValZWMin = 1; |
550 | if (Math.Abs (myXmax - myXmin) > ValZWMin && |
551 | Math.Abs (myXmax - myYmax) > ValZWMin) |
552 | { |
553 | View.WindowFitAll (myXmin, myYmin, myXmax, myYmax); |
554 | } |
555 | RaiseZoomingFinished (); |
556 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
557 | break; |
558 | case CurrentAction3d.CurAction3d_DynamicPanning: |
559 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
560 | break; |
561 | case CurrentAction3d.CurAction3d_GlobalPanning: |
562 | View.Place (p.X, p.Y, myCurZoom); |
563 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
564 | break; |
565 | case CurrentAction3d.CurAction3d_DynamicRotation: |
566 | CurrentMode = CurrentAction3d.CurAction3d_Nothing; |
567 | if (!DegenerateMode) |
568 | { |
569 | View.SetDegenerateModeOff (); |
570 | } |
571 | else |
572 | { |
573 | View.SetDegenerateModeOn (); |
574 | } |
575 | break; |
576 | default: |
577 | break; |
578 | } |
579 | } |
580 | else if (e.ChangedButton == MouseButton.Right) |
581 | { |
582 | if (!DegenerateMode) |
583 | { |
584 | View.SetDegenerateModeOff (); |
585 | } |
586 | else |
587 | { |
588 | View.SetDegenerateModeOn (); |
589 | } |
590 | } |
591 | |
592 | SelectionChanged (); |
593 | } |
594 | |
595 | public void OnMouseMove (System.Windows.IInputElement sender, System.Windows.Input.MouseEventArgs e) |
596 | { |
597 | Point p = new Point ((int)e.GetPosition (sender).X, (int)e.GetPosition (sender).Y); |
598 | |
599 | if (e.LeftButton == MouseButtonState.Pressed) //left button is pressed |
600 | { |
601 | if (Keyboard.IsKeyDown (Key.LeftCtrl) || Keyboard.IsKeyDown (Key.RightCtrl)) |
602 | { |
603 | View.Zoom (myXmax, myYmax, p.X, p.Y); |
604 | myXmax = p.X; |
605 | myYmax = p.Y; |
606 | } |
607 | else |
608 | { |
609 | switch (CurrentMode) |
610 | { |
611 | case CurrentAction3d.CurAction3d_Nothing: |
612 | myXmax = p.X; |
613 | myYmax = p.Y; |
614 | break; |
615 | case CurrentAction3d.CurAction3d_DynamicZooming: |
616 | View.Zoom (myXmax, myYmax, p.X, p.Y); |
617 | myXmax = p.X; |
618 | myYmax = p.Y; |
619 | break; |
620 | case CurrentAction3d.CurAction3d_WindowZooming: |
621 | myXmax = p.X; |
622 | myYmax = p.Y; |
623 | break; |
624 | case CurrentAction3d.CurAction3d_DynamicPanning: |
625 | View.Pan (p.X - myXmax, myYmax - p.Y); |
626 | myXmax = p.X; |
627 | myYmax = p.Y; |
628 | break; |
629 | case CurrentAction3d.CurAction3d_GlobalPanning: |
630 | break; |
631 | case CurrentAction3d.CurAction3d_DynamicRotation: |
632 | View.Rotation (p.X, p.Y); |
633 | View.RedrawView (); |
634 | break; |
635 | default: |
636 | break; |
637 | } |
638 | } |
639 | } |
640 | else if (e.MiddleButton == MouseButtonState.Pressed) //middle button is pressed |
641 | { |
642 | if (Keyboard.IsKeyDown (Key.LeftCtrl) || Keyboard.IsKeyDown (Key.RightCtrl)) |
643 | { |
644 | View.Pan (p.X - myXmax, myYmax - p.Y); |
645 | myXmax = p.X; |
646 | myYmax = p.Y; |
647 | } |
648 | } |
649 | else if (e.RightButton == MouseButtonState.Pressed) //right button is pressed |
650 | { |
651 | if (Keyboard.IsKeyDown (Key.LeftCtrl) || Keyboard.IsKeyDown (Key.RightCtrl)) |
652 | { |
653 | View.Rotation (p.X, p.Y); |
654 | } |
655 | } |
656 | else // no buttons are pressed |
657 | { |
658 | myXmax = p.X; |
659 | myYmax = p.Y; |
660 | View.MoveTo (p.X, p.Y); |
661 | } |
662 | } |
663 | } |
664 | } |