contrib/samples/ogl/studio/shapes.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        shapes.cpp
   3 // Purpose:     Implements Studio shapes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     12/07/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 // #pragma implementation
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include <wx/wx.h>
  25 #endif
  26
  27 #if !wxUSE_DOC_VIEW_ARCHITECTURE
  28 #error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in wx_setup.h!
  29 #endif
  30
  31 #include <wx/deprecated/setup.h>
  32 #include <wx/deprecated/wxexpr.h>
  33
  34 #include "studio.h"
  35 #include "doc.h"
  36 #include "shapes.h"
  37 #include "view.h"
  38 #include <wx/ogl/basicp.h>
  39 #include <wx/ogl/linesp.h>
  40 #include "cspalette.h"
  41 #include "dialogs.h"
  42
  43 #define csSTANDARD_SHAPE_WIDTH      100
  44
  45 IMPLEMENT_CLASS(csDiagram, wxDiagram)
  46
  47 csDiagram::~csDiagram()
  48 {
  49     DeleteAllShapes();
  50 }
  51
  52 void csDiagram::Redraw(wxDC& dc)
  53 {
  54     wxDiagram::Redraw(dc);
  55
  56     // Draw line crossings
  57     wxLineCrossings lineCrossings;
  58     lineCrossings.FindCrossings(*this);
  59     lineCrossings.DrawCrossings(*this, dc);
  60 }
  61
  62 /*
  63  * csEvtHandler: an event handler class for all shapes
  64  */
  65
  66 IMPLEMENT_DYNAMIC_CLASS(csEvtHandler, wxShapeEvtHandler)
  67
  68 csEvtHandler::csEvtHandler(wxShapeEvtHandler *prev, wxShape *shape, const wxString& lab):
  69   wxShapeEvtHandler(prev, shape)
  70 {
  71     m_label = lab;
  72 }
  73
  74 csEvtHandler::~csEvtHandler()
  75 {
  76 }
  77
  78 // Copy any event handler data
  79 void csEvtHandler::CopyData(wxShapeEvtHandler& copy)
  80 {
  81     wxShapeEvtHandler::CopyData(copy);
  82
  83     csEvtHandler& csCopy = (csEvtHandler&) copy;
  84     csCopy.m_label = m_label;
  85 }
  86
  87 void csEvtHandler::OnLeftClick(double WXUNUSED(x), double WXUNUSED(y), int keys, int WXUNUSED(attachment))
  88 {
  89   wxClientDC dc(GetShape()->GetCanvas());
  90   GetShape()->GetCanvas()->PrepareDC(dc);
  91
  92   csDiagramView* view = ((csCanvas*)GetShape()->GetCanvas())->GetView();
  93   view->ReflectPointSize(GetShape()->GetFont()->GetPointSize());
  94
  95   if (GetShape()->IsKindOf(CLASSINFO(wxLineShape)))
  96       view->ReflectArrowState((wxLineShape*) GetShape());
  97
  98   csEditorToolPalette *palette = wxGetApp().GetDiagramPalette();
  99   if (palette->GetSelection() == PALETTE_TEXT_TOOL)
 100   {
 101         view->ReflectPointSize(GetShape()->GetFont()->GetPointSize());
 102
 103         EditProperties();
 104 #if 0
 105         csLabelEditingDialog* dialog = new csLabelEditingDialog(GetShape()->GetCanvas()->GetParent());
 106         dialog->SetShapeLabel(m_label);
 107         if (dialog->ShowModal() == wxID_CANCEL)
 108         {
 109             dialog->Destroy();
 110             return;
 111         }
 112
 113         wxString newLabel = dialog->GetShapeLabel();
 114         dialog->Destroy();
 115
 116         wxShape* newShape = GetShape()->CreateNewCopy();
 117
 118         csEvtHandler* handler = (csEvtHandler *)newShape->GetEventHandler();
 119         handler->m_label = newLabel;
 120
 121         view->GetDocument()->GetCommandProcessor()->Submit(new csDiagramCommand("Edit label", (csDiagramDocument*) view->GetDocument(),
 122             new csCommandState(ID_CS_EDIT_PROPERTIES, newShape, GetShape())));
 123 #endif
 124         return;
 125   }
 126
 127   if (keys == 0)
 128   {
 129     // If no shift key, then everything is deselected.
 130     // If the shape was selected, deselect it and vice versa.
 131     bool selected = GetShape()->Selected();
 132
 133     view->SelectAll(false);
 134
 135     selected = !selected;
 136
 137     GetShape()->Select(selected, &dc);
 138     GetShape()->GetCanvas()->Redraw(dc); // Redraw because bits of objects will be missing
 139
 140     view->SelectShape(GetShape(), selected);
 141   }
 142   else if (keys & KEY_SHIFT)
 143   {
 144     if (GetShape()->Selected())
 145     {
 146         GetShape()->Select(false, &dc);
 147         view->SelectShape(GetShape(), false);
 148     }
 149     else
 150     {
 151         GetShape()->Select(true, &dc);
 152         view->SelectShape(GetShape(), true);
 153     }
 154     GetShape()->GetCanvas()->Redraw(dc); // Redraw because bits of objects will be missing
 155   }
 156   else if (keys & KEY_CTRL)
 157   {
 158     // Do something for CONTROL
 159   }
 160   else
 161   {
 162 #if wxUSE_STATUSBAR
 163     ((wxFrame*)wxGetApp().GetTopWindow())->SetStatusText(m_label);
 164 #endif // wxUSE_STATUSBAR
 165   }
 166 }
 167
 168 void csEvtHandler::OnRightClick(double x, double y, int WXUNUSED(keys), int WXUNUSED(attachment))
 169 {
 170     // Have to convert back to physical coordinates from logical coordinates.
 171
 172     int viewStartX, viewStartY;
 173     int unitX, unitY;
 174     GetShape()->GetCanvas()->GetViewStart(& viewStartX, & viewStartY);
 175     GetShape()->GetCanvas()->GetScrollPixelsPerUnit(& unitX, & unitY);
 176
 177     int x1 = (int)(x * GetShape()->GetCanvas()->GetScaleX());
 178     int y1 = (int)(y * GetShape()->GetCanvas()->GetScaleY());
 179
 180     int menuX = (int) (x1 - (viewStartX * unitX)) ;
 181     int menuY = (int) (y1 - (viewStartY * unitY));
 182
 183     wxGetApp().GetShapeEditMenu()->SetClientData((char*) GetShape());
 184     wxGetApp().GetShapeEditMenu()->Enable(ID_CS_ROTATE_CLOCKWISE, !GetShape()->IsKindOf(CLASSINFO(wxLineShape)));
 185     wxGetApp().GetShapeEditMenu()->Enable(ID_CS_ROTATE_ANTICLOCKWISE, !GetShape()->IsKindOf(CLASSINFO(wxLineShape)));
 186
 187     GetShape()->GetCanvas()->PopupMenu(wxGetApp().GetShapeEditMenu(), menuX, menuY);
 188 }
 189
 190 /*
 191  * Implement connection of two shapes by right-dragging between them.
 192  */
 193
 194 void csEvtHandler::OnBeginDragRight(double x, double y, int WXUNUSED(keys), int attachment)
 195 {
 196   wxClientDC dc(GetShape()->GetCanvas());
 197   GetShape()->GetCanvas()->PrepareDC(dc);
 198
 199   wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
 200   dc.SetLogicalFunction(OGLRBLF);
 201   dc.SetPen(dottedPen);
 202   double xp, yp;
 203   GetShape()->GetAttachmentPositionEdge(attachment, &xp, &yp);
 204   dc.DrawLine((wxCoord)xp, (wxCoord)yp, (wxCoord)x, (wxCoord)y);
 205   GetShape()->GetCanvas()->CaptureMouse();
 206 }
 207
 208 void csEvtHandler::OnDragRight(bool WXUNUSED(draw), double x, double y, int WXUNUSED(keys), int attachment)
 209 {
 210   wxClientDC dc(GetShape()->GetCanvas());
 211   GetShape()->GetCanvas()->PrepareDC(dc);
 212
 213   wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
 214   dc.SetLogicalFunction(OGLRBLF);
 215   dc.SetPen(dottedPen);
 216   double xp, yp;
 217   GetShape()->GetAttachmentPositionEdge(attachment, &xp, &yp);
 218   dc.DrawLine((wxCoord)xp, (wxCoord)yp, (wxCoord)x, (wxCoord)y);
 219 }
 220
 221 void csEvtHandler::OnEndDragRight(double x, double y, int WXUNUSED(keys), int attachment)
 222 {
 223   GetShape()->GetCanvas()->ReleaseMouse();
 224   csCanvas *canvas = (csCanvas *)GetShape()->GetCanvas();
 225
 226   // Check if we're on an object
 227   int new_attachment;
 228   wxShape *otherShape = canvas->FindFirstSensitiveShape(x, y, &new_attachment, OP_DRAG_RIGHT);
 229
 230   if (otherShape && !otherShape->IsKindOf(CLASSINFO(wxLineShape)))
 231   {
 232         wxLineShape* theShape = new csLineShape;
 233
 234         theShape->AssignNewIds();
 235         theShape->SetEventHandler(new csEvtHandler(theShape, theShape, wxEmptyString));
 236         theShape->SetPen(wxBLACK_PEN);
 237         theShape->SetBrush(wxRED_BRUSH);
 238
 239         wxToolBar* toolbar = wxGetApp().GetDiagramToolBar();
 240         bool haveArrow = toolbar->GetToolState(DIAGRAM_TOOLBAR_LINE_ARROW);
 241
 242         wxLineShape *lineShape = (wxLineShape *)theShape;
 243
 244         // Yes, you can have more than 2 control points, in which case
 245         // it becomes a multi-segment line.
 246         lineShape->MakeLineControlPoints(2);
 247
 248         if (haveArrow)
 249             lineShape->AddArrow(ARROW_ARROW, ARROW_POSITION_MIDDLE, 10.0, 0.0, _T("Normal arrowhead"));
 250
 251         lineShape->SetFrom(GetShape());
 252         lineShape->SetTo(otherShape);
 253         lineShape->SetAttachments(attachment, new_attachment);
 254
 255         canvas->GetView()->GetDocument()->GetCommandProcessor()->Submit(
 256             new csDiagramCommand(_T("Line"), (csDiagramDocument *)canvas->GetView()->GetDocument(),
 257                     new csCommandState(ID_CS_ADD_LINE, lineShape, NULL)));
 258   }
 259 }
 260
 261 static double g_DragOffsetX = 0.0;
 262 static double g_DragOffsetY = 0.0;
 263 static double g_DragStartX = 0.0;
 264 static double g_DragStartY = 0.0;
 265
 266 void csEvtHandler::OnDragLeft(bool draw, double x, double y, int keys, int attachment)
 267 {
 268   if ((GetShape()->GetSensitivityFilter() & OP_DRAG_LEFT) != OP_DRAG_LEFT)
 269   {
 270     attachment = 0;
 271     double dist;
 272     if (GetShape()->GetParent())
 273     {
 274       GetShape()->GetParent()->HitTest(x, y, &attachment, &dist);
 275       GetShape()->GetParent()->GetEventHandler()->OnDragLeft(draw, x, y, keys, attachment);
 276     }
 277     return;
 278   }
 279
 280   wxClientDC dc(GetShape()->GetCanvas());
 281   GetShape()->GetCanvas()->PrepareDC(dc);
 282
 283   dc.SetLogicalFunction(OGLRBLF);
 284
 285   wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
 286   dc.SetPen(dottedPen);
 287   dc.SetBrush(* wxTRANSPARENT_BRUSH);
 288
 289   double xx, yy;
 290   xx = x + g_DragOffsetX;
 291   yy = y + g_DragOffsetY;
 292
 293   GetShape()->GetCanvas()->Snap(&xx, &yy);
 294
 295   double offsetX = xx - g_DragStartX;
 296   double offsetY = yy - g_DragStartY;
 297
 298 //  m_xpos = xx; m_ypos = yy;
 299   double w, h;
 300   GetShape()->GetBoundingBoxMax(&w, &h);
 301   GetShape()->GetEventHandler()->OnDrawOutline(dc, xx, yy, w, h);
 302
 303   // Draw bounding box for other selected shapes
 304   wxObjectList::compatibility_iterator node = GetShape()->GetCanvas()->GetDiagram()->GetShapeList()->GetFirst();
 305   while (node)
 306   {
 307      wxShape* shape = (wxShape*) node->GetData();
 308      if (shape->Selected() && !shape->IsKindOf(CLASSINFO(wxLineShape)) && (shape != GetShape()))
 309      {
 310         shape->GetBoundingBoxMax(&w, &h);
 311         shape->OnDrawOutline(dc, shape->GetX() + offsetX, shape->GetY() + offsetY, w, h);
 312      }
 313      node = node->GetNext();
 314   }
 315 }
 316
 317 void csEvtHandler::OnBeginDragLeft(double x, double y, int keys, int attachment)
 318 {
 319   if ((GetShape()->GetSensitivityFilter() & OP_DRAG_LEFT) != OP_DRAG_LEFT)
 320   {
 321     attachment = 0;
 322     double dist;
 323     if (GetShape()->GetParent())
 324     {
 325       GetShape()->GetParent()->HitTest(x, y, &attachment, &dist);
 326       GetShape()->GetParent()->GetEventHandler()->OnBeginDragLeft(x, y, keys, attachment);
 327     }
 328     return;
 329   }
 330
 331   wxClientDC dc(GetShape()->GetCanvas());
 332   GetShape()->GetCanvas()->PrepareDC(dc);
 333
 334   // New policy: don't erase shape until end of drag.
 335 //  Erase(dc);
 336
 337   g_DragOffsetX = GetShape()->GetX() - x;
 338   g_DragOffsetY = GetShape()->GetY() - y;
 339
 340   double xx, yy;
 341   xx = x + g_DragOffsetX;
 342   yy = y + g_DragOffsetY;
 343
 344   GetShape()->GetCanvas()->Snap(&xx, &yy);
 345
 346   g_DragStartX = GetShape()->GetX();
 347   g_DragStartY = GetShape()->GetY();
 348
 349   double offsetX = xx - g_DragStartX;
 350   double offsetY = yy - g_DragStartY;
 351
 352   dc.SetLogicalFunction(OGLRBLF);
 353
 354   wxPen dottedPen(wxColour(0, 0, 0), 1, wxDOT);
 355   dc.SetPen(dottedPen);
 356   dc.SetBrush((* wxTRANSPARENT_BRUSH));
 357
 358   double w, h;
 359   GetShape()->GetBoundingBoxMax(&w, &h);
 360   GetShape()->GetEventHandler()->OnDrawOutline(dc, xx, yy, w, h);
 361
 362   // Draw bounding box for other selected shapes
 363   wxObjectList::compatibility_iterator node = GetShape()->GetCanvas()->GetDiagram()->GetShapeList()->GetFirst();
 364   while (node)
 365   {
 366      wxShape* shape = (wxShape*) node->GetData();
 367      if (shape->Selected() && !shape->IsKindOf(CLASSINFO(wxLineShape)) && (shape != GetShape()))
 368      {
 369         shape->GetBoundingBoxMax(&w, &h);
 370         shape->OnDrawOutline(dc, shape->GetX() + offsetX, shape->GetY() + offsetY, w, h);
 371      }
 372      node = node->GetNext();
 373   }
 374
 375   GetShape()->GetCanvas()->CaptureMouse();
 376 }
 377
 378
 379 void csEvtHandler::OnEndDragLeft(double x, double y, int keys, int attachment)
 380 {
 381   csCanvas *canvas = (csCanvas *)GetShape()->GetCanvas();
 382
 383   canvas->ReleaseMouse();
 384   if ((GetShape()->GetSensitivityFilter() & OP_DRAG_LEFT) != OP_DRAG_LEFT)
 385   {
 386     attachment = 0;
 387     double dist;
 388     if (GetShape()->GetParent())
 389     {
 390       GetShape()->GetParent()->HitTest(x, y, &attachment, &dist);
 391       GetShape()->GetParent()->GetEventHandler()->OnEndDragLeft(x, y, keys, attachment);
 392     }
 393     return;
 394   }
 395
 396   wxClientDC dc(canvas);
 397   canvas->PrepareDC(dc);
 398
 399   dc.SetLogicalFunction(wxCOPY);
 400
 401   double xx = x + g_DragOffsetX;
 402   double yy = y + g_DragOffsetY;
 403
 404   canvas->Snap(&xx, &yy);
 405
 406   double offsetX = xx - g_DragStartX;
 407   double offsetY = yy - g_DragStartY;
 408
 409   wxShape* newShape = GetShape()->CreateNewCopy();
 410
 411   newShape->SetX(xx);
 412   newShape->SetY(yy);
 413
 414   csDiagramCommand* cmd = new csDiagramCommand(_T("Move"), (csDiagramDocument*)canvas->GetView()->GetDocument(),
 415                 new csCommandState(ID_CS_MOVE, newShape, GetShape()));
 416
 417   // Move line points
 418   wxObjectList::compatibility_iterator node = GetShape()->GetCanvas()->GetDiagram()->GetShapeList()->GetFirst();
 419   while (node)
 420   {
 421      wxShape* shape = (wxShape*) node->GetData();
 422      // Only move the line point(s) if both ends move too
 423      if (shape->IsKindOf(CLASSINFO(wxLineShape)) &&
 424            ((wxLineShape*)shape)->GetTo()->Selected() && ((wxLineShape*)shape)->GetFrom()->Selected())
 425      {
 426         wxLineShape* lineShape = (wxLineShape*) shape;
 427
 428         if (lineShape->GetLineControlPoints()->GetCount() > 2)
 429         {
 430             wxLineShape* newLineShape = (wxLineShape*) lineShape->CreateNewCopy();
 431
 432             wxObjectList::compatibility_iterator node1 = newLineShape->GetLineControlPoints()->GetFirst();
 433             while (node1)
 434             {
 435                 wxRealPoint *point = (wxRealPoint *)node1->GetData();
 436                 point->x += offsetX;
 437                 point->y += offsetY;
 438                 node1 = node1->GetNext();
 439             }
 440             cmd->AddState(new csCommandState(ID_CS_MOVE_LINE_POINT, newLineShape, lineShape));
 441             lineShape->Erase(dc);
 442         }
 443      }
 444      node = node->GetNext();
 445   }
 446
 447   // Add other selected node shapes, if any
 448   node = GetShape()->GetCanvas()->GetDiagram()->GetShapeList()->GetFirst();
 449   while (node)
 450   {
 451      wxShape* shape = (wxShape*) node->GetData();
 452      if (shape->Selected() && !shape->IsKindOf(CLASSINFO(wxLineShape)) && (shape != GetShape()))
 453      {
 454         wxShape* newShape2 = shape->CreateNewCopy();
 455         newShape2->SetX(shape->GetX() + offsetX);
 456         newShape2->SetY(shape->GetY() + offsetY);
 457         cmd->AddState(new csCommandState(ID_CS_MOVE, newShape2, shape));
 458      }
 459      node = node->GetNext();
 460   }
 461
 462   canvas->GetView()->GetDocument()->GetCommandProcessor()->Submit(cmd);
 463 }
 464
 465 void csEvtHandler::OnSizingEndDragLeft(wxControlPoint* pt, double x, double y, int keys, int attachment)
 466 {
 467   wxShape* shape = GetShape();
 468   csCanvas *canvas = (csCanvas *)GetShape()->GetCanvas();
 469
 470   if (shape->IsKindOf(CLASSINFO(wxLineShape)))
 471   {
 472     // TODO: Do/Undo support for line operations
 473     ((wxLineShape*)shape)->wxLineShape::OnSizingEndDragLeft(pt, x, y, keys, attachment);
 474 #if 0
 475         wxLineShape* lineShape = (wxLineShape*) shape;
 476
 477         wxLineControlPoint* lpt = (wxLineControlPoint*) pt;
 478
 479         wxClientDC dc(canvas);
 480         canvas->PrepareDC(dc);
 481
 482         shape->SetDisableLabel(false);
 483
 484         if (lpt->m_type == CONTROL_POINT_LINE)
 485         {
 486             canvas->Snap(&x, &y);
 487
 488             dc.SetLogicalFunction(wxCOPY);
 489             lpt->SetX(x); lpt->SetY(y);
 490             lpt->m_point->x = x; lpt->m_point->y = y;
 491
 492             this->OnMoveLink(dc);
 493         }
 494         if (lpt->m_type == CONTROL_POINT_ENDPOINT_FROM)
 495         {
 496             if (lpt->m_oldCursor)
 497                 canvas->SetCursor(lpt->m_oldCursor);
 498             lineShape->Erase(dc);
 499
 500             lpt->SetX(x); lpt->SetY(y);
 501
 502             if (lineShape->GetFrom())
 503             {
 504                 lineShape->GetFrom()->MoveLineToNewAttachment(dc, lineShape, x, y);
 505             }
 506         }
 507         if (lpt->m_type == CONTROL_POINT_ENDPOINT_TO)
 508         {
 509             if (lpt->m_oldCursor)
 510                 canvas->SetCursor(lpt->m_oldCursor);
 511
 512             lpt->SetX(x); lpt->SetY(y);
 513
 514             if (lineShape->GetTo())
 515             {
 516                 lineShape->GetTo()->MoveLineToNewAttachment(dc, lineShape, x, y);
 517             }
 518         }
 519 #endif
 520         return;
 521   }
 522
 523   wxClientDC dc(canvas);
 524   canvas->PrepareDC(dc);
 525
 526   canvas->ReleaseMouse();
 527   dc.SetLogicalFunction(wxCOPY);
 528
 529 //  shape->Erase(dc);
 530 /*
 531   shape->Recompute();
 532   shape->ResetControlPoints();
 533   if (!pt->m_eraseObject)
 534     shape->Show(false);
 535 */
 536
 537   wxShape* newShape = shape->CreateNewCopy();
 538
 539   if (newShape->IsKindOf(CLASSINFO(wxPolygonShape)))
 540   {
 541     wxPolygonControlPoint* ppt = (wxPolygonControlPoint*) pt;
 542     newShape->SetSize(ppt->GetNewSize().x, ppt->GetNewSize().y);
 543
 544     ((wxPolygonShape *)newShape)->CalculateBoundingBox();
 545     ((wxPolygonShape *)newShape)->CalculatePolygonCentre();
 546     newShape->ResetControlPoints();
 547   }
 548   else
 549   {
 550     newShape->SetSize(pt->sm_controlPointDragEndWidth, pt->sm_controlPointDragEndHeight);
 551     if (shape->GetCentreResize())
 552     {
 553       // Old position is fine
 554     }
 555     else
 556     {
 557       newShape->SetX(pt->sm_controlPointDragPosX);
 558       newShape->SetY(pt->sm_controlPointDragPosY);
 559     }
 560   }
 561
 562   csDiagramCommand* cmd = new csDiagramCommand(_T("Size"), (csDiagramDocument*)canvas->GetView()->GetDocument(),
 563                 new csCommandState(ID_CS_SIZE, newShape, shape));
 564
 565   canvas->GetView()->GetDocument()->GetCommandProcessor()->Submit(cmd);
 566
 567 }
 568
 569 void csEvtHandler::OnEndSize(double WXUNUSED(x), double WXUNUSED(y))
 570 {
 571   wxClientDC dc(GetShape()->GetCanvas());
 572   GetShape()->GetCanvas()->PrepareDC(dc);
 573
 574   GetShape()->FormatText(dc, m_label);
 575 }
 576
 577 void csEvtHandler::OnChangeAttachment(int attachment, wxLineShape* line, wxList& ordering)
 578 {
 579     csCanvas *canvas = (csCanvas *)GetShape()->GetCanvas();
 580
 581     // We actually submit two different states: one to change the ordering, and another
 582     // to change the attachment for the line.
 583     // Problem. If we refresh after the attachment change, we'll get a flicker.
 584     // We really want to do both in a oner.
 585
 586     csDiagramCommand* cmd = new csDiagramCommand(_T("Change attachment"), (csDiagramDocument*)canvas->GetView()->GetDocument());
 587
 588     wxLineShape* newLine = (wxLineShape*) line->CreateNewCopy();
 589     if (line->GetTo() == GetShape())
 590         newLine->SetAttachmentTo(attachment);
 591     else
 592         newLine->SetAttachmentFrom(attachment);
 593
 594     cmd->AddState(new csCommandState(ID_CS_CHANGE_LINE_ATTACHMENT, newLine, line));
 595
 596     // Change ordering
 597     wxShape* newShape = GetShape()->CreateNewCopy();
 598     newShape->ApplyAttachmentOrdering(ordering);
 599
 600     cmd->AddState(new csCommandState(ID_CS_CHANGE_LINE_ORDERING, newShape, GetShape()));
 601
 602     canvas->GetView()->GetDocument()->GetCommandProcessor()->Submit(cmd);
 603 }
 604
 605 void csEvtHandler::OnLeftDoubleClick(double WXUNUSED(x), double WXUNUSED(y), int WXUNUSED(keys), int WXUNUSED(attachment))
 606 {
 607     EditProperties();
 608 }
 609
 610 // Popup up a property dialog
 611 bool csEvtHandler::EditProperties()
 612 {
 613     wxShape* shape = GetShape();
 614
 615     // For now, no line property editing
 616     if (shape->IsKindOf(CLASSINFO(wxLineShape)))
 617         return false;
 618
 619     csDiagramView* view = ((csCanvas*)shape->GetCanvas())->GetView();
 620
 621     wxPanel* attributeDialog;
 622     wxString attributeDialogName;
 623     wxString title;
 624
 625     if (shape->IsKindOf(CLASSINFO(csThinRectangleShape)))
 626     {
 627         attributeDialog = new csThinRectangleDialog;
 628         attributeDialogName = _T("thin_rectangle");
 629         title = _T("Thin Rectangle Properties");
 630     }
 631     else if (shape->IsKindOf(CLASSINFO(csWideRectangleShape)))
 632     {
 633         attributeDialog = new csWideRectangleDialog;
 634         attributeDialogName = _T("wide_rectangle");
 635         title = _T("Wide Rectangle Properties");
 636     }
 637     else if (shape->IsKindOf(CLASSINFO(csTriangleShape)))
 638     {
 639         attributeDialog = new csTriangleDialog;
 640         attributeDialogName = _T("triangle");
 641         title = _T("Triangle Properties");
 642     }
 643     else if (shape->IsKindOf(CLASSINFO(csSemiCircleShape)))
 644     {
 645         attributeDialog = new csSemiCircleDialog;
 646         attributeDialogName = _T("semi_circle");
 647         title = _T("Semicircle Properties");
 648     }
 649     else if (shape->IsKindOf(CLASSINFO(csCircleShape)))
 650     {
 651         attributeDialog = new csCircleDialog;
 652         attributeDialogName = _T("circle");
 653         title = _T("Circle Properties");
 654     }
 655     else if (shape->IsKindOf(CLASSINFO(csCircleShadowShape)))
 656     {
 657         attributeDialog = new csCircleShadowDialog;
 658         attributeDialogName = _T("circle_shadow");
 659         title = _T("Circle Shadow Properties");
 660     }
 661     else if (shape->IsKindOf(CLASSINFO(csTextBoxShape)))
 662     {
 663         attributeDialog = new csTextBoxDialog;
 664         attributeDialogName = _T("text_box");
 665         title = _T("Text Box Properties");
 666     }
 667     else if (shape->IsKindOf(CLASSINFO(csGroupShape)))
 668     {
 669         attributeDialog = new csGroupDialog;
 670         attributeDialogName = _T("group");
 671         title = _T("Group Properties");
 672     }
 673     else if (shape->IsKindOf(CLASSINFO(csOctagonShape)))
 674     {
 675         attributeDialog = new csOctagonDialog;
 676         attributeDialogName = _T("octagon");
 677         title = _T("Octagon Properties");
 678     }
 679     else
 680     {
 681         wxMessageBox(_T("Unrecognised shape."), _T("Studio"), wxICON_EXCLAMATION);
 682         return false;
 683     }
 684
 685     csShapePropertiesDialog* dialog = new csShapePropertiesDialog(shape->GetCanvas()->GetParent(), title, attributeDialog, attributeDialogName);
 686     dialog->GetGeneralPropertiesDialog()->SetShapeLabel(m_label);
 687     if (dialog->ShowModal() == wxID_CANCEL)
 688     {
 689         dialog->Destroy();
 690         return false;
 691     }
 692
 693     wxString newLabel = dialog->GetGeneralPropertiesDialog()->GetShapeLabel();
 694     dialog->Destroy();
 695
 696     wxShape* newShape = shape->CreateNewCopy();
 697
 698     csEvtHandler* handler2 = (csEvtHandler *)newShape->GetEventHandler();
 699     handler2->m_label = newLabel;
 700
 701     view->GetDocument()->GetCommandProcessor()->Submit(new csDiagramCommand(_T("Edit properties"), (csDiagramDocument*) view->GetDocument(),
 702                 new csCommandState(ID_CS_EDIT_PROPERTIES, newShape, shape)));
 703
 704     return true;
 705 }
 706
 707 /*
 708  * Diagram
 709  */
 710
 711 bool csDiagram::OnShapeSave(wxExprDatabase& db, wxShape& shape, wxExpr& expr)
 712 {
 713   wxDiagram::OnShapeSave(db, shape, expr);
 714   csEvtHandler *handler = (csEvtHandler *)shape.GetEventHandler();
 715   expr.AddAttributeValueString(_T("label"), handler->m_label);
 716   return true;
 717 }
 718
 719 bool csDiagram::OnShapeLoad(wxExprDatabase& db, wxShape& shape, wxExpr& expr)
 720 {
 721   wxDiagram::OnShapeLoad(db, shape, expr);
 722   wxString label = wxEmptyString;
 723   expr.GetAttributeValue(_T("label"), label);
 724   csEvtHandler *handler = new csEvtHandler(&shape, &shape, label);
 725   shape.SetEventHandler(handler);
 726
 727   return true;
 728 }
 729
 730 IMPLEMENT_DYNAMIC_CLASS(csThinRectangleShape, wxDrawnShape)
 731
 732 csThinRectangleShape::csThinRectangleShape()
 733 {
 734     SetDrawnPen(wxBLACK_PEN);
 735     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 736     SetDrawnBrush(brush);
 737
 738     double w = csSTANDARD_SHAPE_WIDTH/2;
 739     double h = csSTANDARD_SHAPE_WIDTH;
 740
 741     DrawRectangle(wxRect((int)(- w/2), (int)(- h/2), (int)(w), (int)(h)));
 742     CalculateSize();
 743
 744     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 745     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 746     SetCentreResize(false);
 747 }
 748
 749 IMPLEMENT_DYNAMIC_CLASS(csWideRectangleShape, wxDrawnShape)
 750
 751 csWideRectangleShape::csWideRectangleShape()
 752 {
 753     SetDrawnPen(wxBLACK_PEN);
 754     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 755     SetDrawnBrush(brush);
 756
 757     double w = csSTANDARD_SHAPE_WIDTH;
 758     double h = w/2.0;
 759
 760     DrawRoundedRectangle(wxRect((int)(- w/2), (int)(- h/2), (int)(w), (int)(h)), -0.3);
 761     CalculateSize();
 762
 763     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 764     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 765     SetCentreResize(false);
 766 }
 767
 768 IMPLEMENT_DYNAMIC_CLASS(csTriangleShape, wxDrawnShape)
 769
 770 csTriangleShape::csTriangleShape()
 771 {
 772     SetDrawnPen(wxBLACK_PEN);
 773     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 774     SetDrawnBrush(brush);
 775
 776     double w = csSTANDARD_SHAPE_WIDTH;
 777     double h = (csSTANDARD_SHAPE_WIDTH*2.0)/3.0;
 778
 779     // Triangle, from top vertex
 780     wxPoint* points = new wxPoint[3];
 781
 782
 783     points[0] = wxPoint( 0 ,  (int)(- h / 2) );
 784     points[1] = wxPoint( (int)(w / 2) ,  (int)(h / 2) );
 785     points[2] = wxPoint( (int)(-w / 2),  (int)(h / 2) );
 786
 787     DrawPolygon(3, points, oglMETAFLAGS_OUTLINE);
 788
 789     delete[] points;
 790
 791     // Add another triangle at the top for the black bit
 792     SetDrawnBrush(wxBLACK_BRUSH);
 793
 794     points = new wxPoint[3];
 795
 796     // Calculate where the new points will be, using the proportions
 797     // of the triangle.
 798     double h1 = 8; // Height of little triangle.
 799
 800     /*
 801         Formula: ((w/2) / h) = w1 / h1
 802         w1 = ((w/2) / h) * h1;
 803     */
 804     double ratio = ((w/2.0) / h) ;
 805     double w1 = ratio * h1;
 806
 807     points[0] = wxPoint(0  ,  (int) (- h / 2 ));
 808     points[1] = wxPoint( (int) w1,  (int) (- h / 2 + h1));
 809     points[2] = wxPoint( (int) -w1, (int) (- h / 2 + h1));
 810
 811     DrawPolygon(3, points);
 812
 813     delete[] points;
 814
 815     CalculateSize();
 816
 817     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 818     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 819     SetCentreResize(false);
 820 }
 821
 822 IMPLEMENT_DYNAMIC_CLASS(csSemiCircleShape, wxDrawnShape)
 823
 824 csSemiCircleShape::csSemiCircleShape()
 825 {
 826     // Zero degrees
 827     DrawAtAngle(oglDRAWN_ANGLE_0);
 828
 829     double w = csSTANDARD_SHAPE_WIDTH;
 830     double h = w/2.0;
 831
 832     SetDrawnPen(wxTRANSPARENT_PEN);
 833     SetDrawnBrush(wxTRANSPARENT_BRUSH);
 834
 835     // Draw a dummy rectangle that will be used for calculating the
 836     // bounding box, since we can't calculate the bounding box for
 837     // an arbitrary arc (not implemented)
 838
 839     DrawRectangle(wxRect((int)(-w/2.0), (int)(-h/2.0), (int)(w), (int)(h)));
 840
 841     SetDrawnPen(wxBLACK_PEN);
 842     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 843     SetDrawnBrush(brush);
 844
 845     DrawEllipticArc(wxRect((int)(-w/2), (int)(-h/2), (int)(w), (int)(2*h)), 0.0, 180.0);
 846     DrawLine(wxPoint((int)(-w/2), (int)(h/2)), wxPoint((int)(w/2), (int)(h/2)));
 847
 848     CalculateSize();
 849
 850     /// 90 degrees
 851
 852     w = csSTANDARD_SHAPE_WIDTH/2;
 853     h = csSTANDARD_SHAPE_WIDTH;
 854
 855     DrawAtAngle(oglDRAWN_ANGLE_90);
 856
 857     SetDrawnPen(wxTRANSPARENT_PEN);
 858     SetDrawnBrush(wxTRANSPARENT_BRUSH);
 859
 860     DrawRectangle(wxRect((int)(-w/2), (int)(-h/2), (int)(w), (int)(h)));
 861
 862     SetDrawnPen(wxBLACK_PEN);
 863     SetDrawnBrush(brush);
 864
 865     DrawEllipticArc(wxRect((int)(-w/2 - w), (int)(-h/2), (int)(2*w), (int)(h)), 270.0, 90.0);
 866     DrawLine(wxPoint((int)(-w/2), (int)(-h/2)), wxPoint((int)(-w/2), (int)(h/2)));
 867
 868     CalculateSize();
 869
 870     /// 180 degrees
 871
 872     DrawAtAngle(oglDRAWN_ANGLE_180);
 873
 874     w = csSTANDARD_SHAPE_WIDTH;
 875     h = csSTANDARD_SHAPE_WIDTH/2;
 876
 877     SetDrawnPen(wxTRANSPARENT_PEN);
 878     SetDrawnBrush(wxTRANSPARENT_BRUSH);
 879
 880     DrawRectangle(wxRect((int)(-w/2), (int)(-h/2), (int)(w), (int)(h)));
 881
 882     SetDrawnPen(wxBLACK_PEN);
 883     SetDrawnBrush(brush);
 884
 885     DrawEllipticArc(wxRect((int)(-w/2), (int)(-h/2 - h), (int)(w), (int)(2*h)), 180.0, 0.0);
 886     DrawLine(wxPoint((int)(-w/2), (int)(-h/2)), wxPoint((int)(w/2), (int)(-h/2)));
 887
 888     CalculateSize();
 889
 890     /// 270 degrees
 891
 892     DrawAtAngle(oglDRAWN_ANGLE_270);
 893
 894     w = csSTANDARD_SHAPE_WIDTH/2;
 895     h = csSTANDARD_SHAPE_WIDTH;
 896
 897     SetDrawnPen(wxTRANSPARENT_PEN);
 898     SetDrawnBrush(wxTRANSPARENT_BRUSH);
 899
 900     DrawRectangle(wxRect((int)(-w/2), (int)(-h/2), (int)(w), (int)(h)));
 901
 902     SetDrawnPen(wxBLACK_PEN);
 903     SetDrawnBrush(brush);
 904
 905     DrawEllipticArc(wxRect((int)(-w/2), (int)(-h/2), (int)(2*w), (int)(h)), 90.0, 270.0);
 906     DrawLine(wxPoint((int)(w/2),(int)(-h/2)), wxPoint((int)(w/2), (int)(h/2)));
 907
 908     CalculateSize();
 909
 910     // Reset to zero
 911     DrawAtAngle(oglDRAWN_ANGLE_0);
 912     CalculateSize();
 913
 914     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 915     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 916     SetCentreResize(false);
 917 }
 918
 919 IMPLEMENT_DYNAMIC_CLASS(csCircleShape, wxCircleShape)
 920
 921 csCircleShape::csCircleShape()
 922 {
 923     SetPen(wxBLACK_PEN);
 924     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 925     SetBrush(brush);
 926
 927     SetSize(csSTANDARD_SHAPE_WIDTH*0.6, csSTANDARD_SHAPE_WIDTH*0.6);
 928
 929     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 930     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 931     SetCentreResize(false);
 932 }
 933
 934 IMPLEMENT_DYNAMIC_CLASS(csCircleShadowShape, wxCircleShape)
 935
 936 csCircleShadowShape::csCircleShadowShape()
 937 {
 938     SetPen(wxBLACK_PEN);
 939     wxBrush* brush = wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID);
 940     SetBrush(brush);
 941
 942     SetSize(csSTANDARD_SHAPE_WIDTH*0.6, csSTANDARD_SHAPE_WIDTH*0.6);
 943
 944     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 945     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 946     SetCentreResize(false);
 947     SetShadowMode(SHADOW_RIGHT);
 948 }
 949
 950 IMPLEMENT_DYNAMIC_CLASS(csOctagonShape, wxPolygonShape)
 951
 952 csOctagonShape::csOctagonShape()
 953 {
 954     SetPen(wxBLACK_PEN);
 955     SetBrush(wxTheBrushList->FindOrCreateBrush(wxColour(220, 220, 220), wxSOLID));
 956
 957     double w = csSTANDARD_SHAPE_WIDTH*0.5;
 958     double h = csSTANDARD_SHAPE_WIDTH*0.5;
 959
 960     double prop = h/3.0;
 961
 962     wxList* points = new wxList;
 963     points->Append((wxObject*) new wxRealPoint(-w/2.0 + prop, -h/2.0));
 964     points->Append((wxObject*) new wxRealPoint(w/2.0 - prop, -h/2.0));
 965     points->Append((wxObject*) new wxRealPoint(w/2.0, -h/2.0 + prop));
 966     points->Append((wxObject*) new wxRealPoint(w/2.0, h/2.0 - prop));
 967     points->Append((wxObject*) new wxRealPoint(w/2.0 - prop, h/2.0));
 968     points->Append((wxObject*) new wxRealPoint(-w/2.0 + prop, h/2.0));
 969     points->Append((wxObject*) new wxRealPoint(-w/2.0, h/2.0 - prop));
 970     points->Append((wxObject*) new wxRealPoint(-w/2.0, -h/2.0 + prop));
 971
 972     Create(points);
 973
 974     SetAttachmentMode(ATTACHMENT_MODE_BRANCHING);
 975     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
 976     SetCentreResize(false);
 977 }
 978
 979 // This is a transparent shape for drawing around other shapes.
 980 IMPLEMENT_DYNAMIC_CLASS(csGroupShape, wxRectangleShape)
 981
 982 csGroupShape::csGroupShape()
 983 {
 984     SetPen(wxThePenList->FindOrCreatePen(_T("BLACK"), 1, wxDOT));
 985     SetBrush(wxTRANSPARENT_BRUSH);
 986
 987     SetSize(csSTANDARD_SHAPE_WIDTH, csSTANDARD_SHAPE_WIDTH);
 988     SetCentreResize(false);
 989 }
 990
 991 void csGroupShape::OnDraw(wxDC& dc)
 992 {
 993     wxRectangleShape::OnDraw(dc);
 994 }
 995
 996 // Must modify the hit-test so it doesn't obscure shapes that are inside.
 997 bool csGroupShape::HitTest(double x, double y, int* attachment, double* distance)
 998 {
 999     *attachment = 0;
1000     *distance = 0.0;
1001
1002     double width = 0.0, height = 0.0;
1003     GetBoundingBoxMin(&width, &height);
1004
1005     double x1 = GetX() - (width/2.0);
1006     double y1 = GetY() - (height/2.0);
1007     double x2 = GetX() + (width/2.0);
1008     double y2 = GetY() + (height/2.0);
1009
1010     double edgeTolerance = 4.0;
1011
1012     // Test each edge in turn
1013
1014     // Top/bottom edges
1015     if (x >= x1 && x <= x2)
1016     {
1017         if ((y >= y1 - edgeTolerance) && (y <= y1 + edgeTolerance))
1018             return true;
1019         if ((y <= y2 + edgeTolerance) && (y >= y2 - edgeTolerance))
1020             return true;
1021     }
1022     // Left/right edges
1023     if (y >= y1 && y <= y2)
1024     {
1025         if ((x >= x1 - edgeTolerance) && (x <= x1 + edgeTolerance))
1026             return true;
1027         if ((x <= x2 + edgeTolerance) && (x >= x2 - edgeTolerance))
1028             return true;
1029     }
1030
1031     return false;
1032 }
1033
1034 IMPLEMENT_DYNAMIC_CLASS(csTextBoxShape, wxRectangleShape)
1035
1036 csTextBoxShape::csTextBoxShape()
1037 {
1038     SetPen(wxTRANSPARENT_PEN);
1039     SetBrush(wxTRANSPARENT_BRUSH);
1040
1041     SetSize(csSTANDARD_SHAPE_WIDTH, csSTANDARD_SHAPE_WIDTH/2.0);
1042
1043     SetAttachmentMode(ATTACHMENT_MODE_NONE);
1044     SetBranchStyle(BRANCHING_ATTACHMENT_NORMAL|BRANCHING_ATTACHMENT_BLOB);
1045     SetCentreResize(false);
1046 }
1047
1048 IMPLEMENT_DYNAMIC_CLASS(csLineShape, wxLineShape)
1049
1050 csLineShape::csLineShape()
1051 {
1052 }
1053
1054 bool csLineShape::OnMoveMiddleControlPoint(wxDC& WXUNUSED(dc), wxLineControlPoint* lpt, const wxRealPoint& pt)
1055 {
1056     csDiagramView* view = ((csCanvas*)GetCanvas())->GetView();
1057
1058     // Temporarily set the new shape properties so we can copy it
1059     lpt->SetX(pt.x); lpt->SetY(pt.y);
1060     lpt->m_point->x = pt.x; lpt->m_point->y = pt.y;
1061
1062     wxLineShape* newShape = (wxLineShape*) this->CreateNewCopy();
1063
1064     // Now set them back again
1065     lpt->SetX(lpt->m_originalPos.x); lpt->SetY(lpt->m_originalPos.y);
1066     lpt->m_point->x = lpt->m_originalPos.x; lpt->m_point->y = lpt->m_originalPos.y;
1067
1068     view->GetDocument()->GetCommandProcessor()->Submit(new csDiagramCommand(_T("Move line point"), (csDiagramDocument*) view->GetDocument(),
1069                 new csCommandState(ID_CS_MOVE_LINE_POINT, newShape, this)));
1070
1071     return true;
1072 }
1073
1074 wxLabelShape* csLineShape::OnCreateLabelShape(wxLineShape *parent, wxShapeRegion *region, double w, double h)
1075 {
1076     return new csLabelShape(parent, region, w, h);
1077 }
1078
1079 #if 0
1080 bool csLineShape::OnLabelMovePre(wxDC& dc, wxLabelShape* labelShape, double x, double y, double old_x, double old_y, bool display)
1081 {
1082     csDiagramView* view = ((csCanvas*)GetCanvas())->GetView();
1083
1084     wxLineShape* newShape = (wxLineShape*) this->CreateNewCopy();
1085
1086     wxLineShape::OnLabelMovePre(dc, labelShape, x, y, old_x, old_y, display);
1087
1088     view->GetDocument()->GetCommandProcessor()->Submit(new csDiagramCommand("Move label", (csDiagramDocument*) view->GetDocument(),
1089                 new csCommandState(ID_CS_MOVE_LABEL, newShape, this)));
1090   return true;
1091 }
1092 #endif
1093
1094 IMPLEMENT_DYNAMIC_CLASS(csLabelShape, wxLabelShape)
1095
1096 csLabelShape::csLabelShape(wxLineShape *parent, wxShapeRegion *region, double w, double h):
1097   wxLabelShape(parent, region, w, h)
1098 {
1099 }
1100
1101 // TODO: not sure how intercept normal behaviour (OnMovePre) to make
1102 // label movement undo-able.
1103 void csLabelShape::OnEndDragLeft(double x, double y, int keys, int attachment)
1104 {
1105     wxLabelShape::OnEndDragLeft(x, y, keys, attachment);
1106 }
1107
1108
1109 // Menu for editing shapes
1110 void studioShapeEditProc(wxMenu& menu, wxCommandEvent& event)
1111 {
1112     wxShape* shape = (wxShape*) menu.GetClientData();
1113     csDiagramView* view = ((csCanvas*)shape->GetCanvas())->GetView();
1114
1115     switch (event.GetId())
1116     {
1117         case ID_CS_EDIT_PROPERTIES:
1118         {
1119             csEvtHandler* handler1 = (csEvtHandler *)shape->GetEventHandler();
1120             handler1->EditProperties();
1121 #if 0
1122             csEvtHandler* handler1 = (csEvtHandler *)shape->GetEventHandler();
1123             csLabelEditingDialog* dialog = new csLabelEditingDialog(shape->GetCanvas()->GetParent());
1124             dialog->SetShapeLabel(handler1->m_label);
1125             if (dialog->ShowModal() == wxID_CANCEL)
1126             {
1127                 dialog->Destroy();
1128                 return;
1129             }
1130
1131             wxString newLabel = dialog->GetShapeLabel();
1132             dialog->Destroy();
1133
1134             wxShape* newShape = shape->CreateNewCopy();
1135
1136             csEvtHandler* handler2 = (csEvtHandler *)newShape->GetEventHandler();
1137             handler2->m_label = newLabel;
1138
1139             view->GetDocument()->GetCommandProcessor()->Submit(new csDiagramCommand("Edit label", (csDiagramDocument*) view->GetDocument(),
1140                 new csCommandState(ID_CS_EDIT_LABEL, newShape, shape)));
1141 #endif
1142             break;
1143         }
1144         case wxID_CUT:
1145         {
1146             wxList list;
1147             list.Append(shape);
1148             view->DoCut(list);
1149             break;
1150         }
1151         case ID_CS_ROTATE_CLOCKWISE:
1152         case ID_CS_ROTATE_ANTICLOCKWISE:
1153         {
1154             if (shape->IsKindOf(CLASSINFO(wxLineShape)))
1155                 break;
1156
1157             double theta = shape->GetRotation();
1158             const double myPi = 3.1415926535897932384626433832795 ;
1159             double ninetyDegrees = myPi/2.0;
1160
1161             wxString opStr;
1162             if (event.GetId() == ID_CS_ROTATE_CLOCKWISE)
1163             {
1164                 theta += ninetyDegrees;
1165                 opStr = _T("Rotate clockwise");
1166             }
1167             else
1168             {
1169                 theta -= ninetyDegrees;
1170                 opStr = _T("Rotate anticlockwise");
1171             }
1172
1173             if (theta >= 2.0*myPi || theta < 0.0)
1174                 theta = 0.0;
1175             wxShape* newShape = shape->CreateNewCopy();
1176             newShape->Rotate(0.0, 0.0, theta);
1177             wxList newShapes;
1178             wxList oldShapes;
1179             newShapes.Append(newShape);
1180             oldShapes.Append(shape);
1181             view->DoCmd(newShapes, oldShapes, event.GetId(), opStr);
1182             break;
1183         }
1184         default:
1185             break;
1186     }
1187 }
1188
1189 BEGIN_EVENT_TABLE(ShapeEditMenu, wxMenu)
1190     EVT_COMMAND_RANGE(1, 65000, wxEVT_COMMAND_MENU_SELECTED, ShapeEditMenu::OnCommand)
1191 END_EVENT_TABLE()
1192
1193 void ShapeEditMenu::OnCommand(wxCommandEvent& event)
1194 {
1195     studioShapeEditProc(*this, event);
1196 }
1197