Shamusworld >> Repos - architektonas/blob - src/applicationwindow.cpp

   1 //
   2 // applicationwindow.cpp: Architektonas
   3 //
   4 // Part of the Architektonas Project
   5 // (C) 2011 Underground Software
   6 // See the README and GPLv3 files for licensing and warranty information
   7 //
   8 // JLH = James Hammons <jlhamm@acm.org>
   9 //
  10 // Who  When        What
  11 // ---  ----------  ------------------------------------------------------------
  12 // JLH  03/22/2011  Created this file
  13 // JLH  09/29/2011  Added simple zoom in/out functionality
  14 // JLH  10/03/2011  Fixed zoom tool to zoom in/out from center of screen
  15 //
  16
  17 // FIXED:
  18 //
  19 //
  20 // STILL TO BE DONE:
  21 //
  22 //
  23
  24 // Uncomment this for debugging...
  25 //#define DEBUG
  26 //#define DEBUGFOO                      // Various tool debugging...
  27 //#define DEBUGTP                               // Toolpalette debugging...
  28
  29 #include "applicationwindow.h"
  30
  31 #include <QPrintPreviewDialog>
  32 #include "about.h"
  33 #include "blockwidget.h"
  34 #include "commandprocessor.h"
  35 #include "consolewidget.h"
  36 #include "drawingsettingsdlg.h"
  37 #include "drawingview.h"
  38 #include "fileio.h"
  39 #include "generaltab.h"
  40 #include "global.h"
  41 #include "layerwidget.h"
  42 #include "objectwidget.h"
  43 #include "painter.h"
  44 #include "penwidget.h"
  45 #include "settingsdialog.h"
  46 #include "structs.h"
  47 #include "utils.h"
  48
  49 // Class variables
  50 DrawingView * ApplicationWindow::drawing;
  51
  52 ApplicationWindow::ApplicationWindow():
  53         baseUnitInput(new QLineEdit),
  54         dimensionSizeInput(new QLineEdit),
  55         settings("Underground Software", "Architektonas")
  56 {
  57         drawing = new DrawingView(this);
  58         drawing->setMouseTracking(true);                // We want *all* mouse events...!
  59         drawing->setFocusPolicy(Qt::StrongFocus);
  60         setCentralWidget(drawing);
  61
  62         aboutWin = new AboutWindow(this);
  63
  64         setWindowIcon(QIcon(":/res/atns-icon.png"));
  65 //      setWindowTitle("Architektonas");
  66
  67         CreateActions();
  68         CreateMenus();
  69         CreateToolbars();
  70
  71         // Create Dock widgets
  72         QDockWidget * dock1 = new QDockWidget(tr("Layers"), this);
  73         LayerWidget * lw = new LayerWidget;
  74         dock1->setWidget(lw);
  75         addDockWidget(Qt::RightDockWidgetArea, dock1);
  76         QDockWidget * dock2 = new QDockWidget(tr("Blocks"), this);
  77         BlockWidget * bw = new BlockWidget;
  78         dock2->setWidget(bw);
  79         addDockWidget(Qt::RightDockWidgetArea, dock2);
  80         QDockWidget * dock3 = new QDockWidget(tr("Object"), this);
  81         ObjectWidget * ow = new ObjectWidget;
  82         dock3->setWidget(ow);
  83         addDockWidget(Qt::RightDockWidgetArea, dock3);
  84         QDockWidget * dock4 = new QDockWidget(tr("Command"), this);
  85         cw = new ConsoleWidget;
  86         dock4->setWidget(cw);
  87         addDockWidget(Qt::BottomDockWidgetArea, dock4);
  88
  89         // Needed for saveState()
  90         dock1->setObjectName("Layers");
  91         dock2->setObjectName("Blocks");
  92         dock3->setObjectName("Object");
  93         dock4->setObjectName("Commands");
  94
  95         // Create status bar
  96         zoomIndicator = new QLabel("Zoom: 100% Grid: 12.0\" BU: Inch");
  97         statusBar()->addPermanentWidget(zoomIndicator);
  98         statusBar()->showMessage(tr("Ready"));
  99
 100         ReadSettings();
 101         // Make sure the bottom left corner gets owned by the right side:
 102         setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
 103         setUnifiedTitleAndToolBarOnMac(true);
 104         Global::font =  new QFont("Verdana", 15, QFont::Bold);
 105
 106         connect(lw, SIGNAL(LayerDeleted(int)), drawing, SLOT(DeleteCurrentLayer(int)));
 107         connect(lw, SIGNAL(LayerToggled()), drawing, SLOT(HandleLayerToggle()));
 108         connect(lw, SIGNAL(LayersSwapped(int, int)), drawing, SLOT(HandleLayerSwap(int, int)));
 109         connect(this, SIGNAL(ReloadLayers()), lw, SLOT(Reload()));
 110
 111         connect(drawing, SIGNAL(ObjectHovered(Object *)), ow, SLOT(ShowInfo(Object *)));
 112         connect(drawing, SIGNAL(NeedZoomUpdate()), this, SLOT(UpdateZoom()));
 113
 114         connect(cw->cmdProc, SIGNAL(UpdateNeeded()), this, SLOT(UpdateFromCommand()));
 115 }
 116
 117 void ApplicationWindow::closeEvent(QCloseEvent * event)
 118 {
 119         WriteSettings();
 120         event->accept();                // Use ignore() if can't close for some reason
 121         //Do we have a memory leak here if we don't delete the font in the Object???
 122 }
 123
 124 void ApplicationWindow::FileNew(void)
 125 {
 126         // Warn the user if drawing has changed and hasn't been saved...
 127         if (drawing->dirty)
 128         {
 129                 QMessageBox msg;
 130
 131                 msg.setText("The document has been modified.");
 132                 msg.setInformativeText("Do you want to save your changes?");
 133                 msg.setStandardButtons(QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
 134                 msg.setDefaultButton(QMessageBox::Save);
 135                 int response = msg.exec();
 136
 137                 switch (response)
 138                 {
 139                 case QMessageBox::Save:
 140                         // Save was clicked
 141                         FileSave();
 142                         break;
 143                 case QMessageBox::Discard:
 144                         // Don't Save was clicked
 145                         break;
 146                 case QMessageBox::Cancel:
 147                         // Cancel was clicked
 148                         return;
 149 //                      break;
 150                 }
 151         }
 152
 153         FileIO::ResetLayerVectors();
 154         emit ReloadLayers();
 155         DeleteContents(drawing->document.objects);
 156         drawing->document.objects.clear();
 157         drawing->dirty = false;
 158         drawing->update();
 159         documentName.clear();
 160 //      setWindowTitle("Architektonas - Untitled");
 161         setWindowFilePath(documentName);
 162         statusBar()->showMessage(tr("New drawing is ready."));
 163 }
 164
 165 void ApplicationWindow::FileOpen(void)
 166 {
 167         QString filename = QFileDialog::getOpenFileName(this, tr("Open Drawing"),
 168                 "", tr("Architektonas files (*.drawing)"));
 169
 170         // User cancelled open
 171         if (filename.isEmpty())
 172                 return;
 173
 174         LoadFile(filename);
 175 }
 176
 177 void ApplicationWindow::FileOpenRecent(void)
 178 {
 179         QAction * action = qobject_cast<QAction *>(sender());
 180
 181         if (!action)
 182                 return;
 183
 184         LoadFile(action->data().toString());
 185 }
 186
 187 void ApplicationWindow::LoadFile(QString filename)
 188 {
 189         FILE * file = fopen(filename.toUtf8().data(), "r");
 190
 191         if (file == 0)
 192         {
 193                 QMessageBox msg;
 194                 msg.setText(QString(tr("Could not open file \"%1\" for loading!")).arg(filename));
 195                 msg.setIcon(QMessageBox::Critical);
 196                 msg.exec();
 197                 return;
 198         }
 199
 200         Container container(true);      // Make sure it's a top level container...
 201         bool successful = FileIO::LoadAtnsFile(file, &container);
 202         fclose(file);
 203
 204         if (!successful)
 205         {
 206                 QMessageBox msg;
 207                 msg.setText(QString(tr("Could not load file \"%1\"!")).arg(filename));
 208                 msg.setIcon(QMessageBox::Critical);
 209                 msg.exec();
 210                 // Make sure to delete any hanging objects in the container...
 211                 DeleteContents(container.objects);
 212                 return;
 213         }
 214
 215         // Keep memory leaks from happening by getting rid of the old document
 216         DeleteContents(drawing->document.objects);
 217         emit ReloadLayers();
 218         // We can do this because the vector is just a bunch of pointers to our
 219         // Objects, and the Containers (non-empty) can be moved this way with no
 220         // problem.
 221         drawing->document = container;
 222         drawing->dirty = false;
 223         drawing->update();
 224         documentName = filename;
 225 //      setWindowTitle(QString("Architektonas - %1").arg(documentName));
 226         AdjustMRU(filename);
 227         statusBar()->showMessage(tr("Drawing loaded."));
 228 }
 229
 230 void ApplicationWindow::FileSave(void)
 231 {
 232         if (documentName.isEmpty())
 233                 documentName = QFileDialog::getSaveFileName(this, tr("Save Drawing"),
 234                         "", tr("Architektonas drawings (*.drawing)"));
 235
 236         FILE * file = fopen(documentName.toUtf8().data(), "w");
 237
 238         if (file == 0)
 239         {
 240                 QMessageBox msg;
 241                 msg.setText(QString(tr("Could not open file \"%1\" for saving!")).arg(documentName));
 242                 msg.setIcon(QMessageBox::Critical);
 243                 msg.exec();
 244                 return;
 245         }
 246
 247         bool successful = FileIO::SaveAtnsFile(file, &drawing->document);
 248         fclose(file);
 249
 250         if (!successful)
 251         {
 252                 QMessageBox msg;
 253                 msg.setText(QString(tr("Could not save file \"%1\"!")).arg(documentName));
 254                 msg.setIcon(QMessageBox::Critical);
 255                 msg.exec();
 256                 // In this case, we should unlink the created file, since it's not
 257                 // right...
 258 //              unlink(documentName.toUtf8().data());
 259                 QFile::remove(documentName);
 260                 return;
 261         }
 262
 263         drawing->dirty = false;
 264 //      setWindowTitle(QString("Architektonas - %1").arg(documentName));
 265         AdjustMRU(documentName);
 266         statusBar()->showMessage(tr("Drawing saved."));
 267 }
 268
 269 void ApplicationWindow::FileSaveAs(void)
 270 {
 271         QString filename = QFileDialog::getSaveFileName(this, tr("Save Drawing As"),
 272                 documentName, tr("Architektonas drawings (*.drawing)"));
 273
 274         if (!filename.isEmpty())
 275         {
 276                 documentName = filename;
 277                 FileSave();
 278         }
 279 }
 280
 281 void ApplicationWindow::PrintPreview(void)
 282 {
 283         QPrintPreviewDialog * dlg = new QPrintPreviewDialog(this);
 284
 285         connect(dlg, SIGNAL(paintRequested(QPrinter *)), this, SLOT(HandlePrintRequest(QPrinter *)));
 286
 287         dlg->exec();
 288 }
 289
 290 void ApplicationWindow::HandlePrintRequest(QPrinter * printer)
 291 {
 292         QPainter qtPainter(printer);
 293         Painter painter(&qtPainter);
 294
 295         // Save vars for screen
 296         Point originSave = Global::origin;
 297         double zoomSave = Global::zoom;
 298         Vector screenSizeSave = Global::screenSize;
 299
 300         // Adjust zoom + origin to fit the paper (or NxM pages if we have 'em)
 301         Rect r = drawing->GetObjectExtents((Object *)(&(drawing->document)));
 302
 303         QPageLayout pageLayout = printer->pageLayout();
 304         QRect pageRect = pageLayout.paintRectPixels(printer->resolution());
 305
 306         Global::origin = r.BottomLeft();
 307         Global::screenSize.x = pageRect.width();
 308         Global::screenSize.y = pageRect.height();
 309
 310         double xScale = (double)pageRect.width() / r.Width();
 311         double yScale = (double)pageRect.height() / r.Height();
 312         Global::zoom = qMin(xScale, yScale);
 313
 314         if (xScale < yScale)
 315                 Global::origin.y -= (((double)pageRect.height() / Global::zoom) - r.Height()) / 2.0;
 316         else
 317                 Global::origin.x -= (((double)pageRect.width() / Global::zoom) - r.Width()) / 2.0;
 318
 319         // Do object rendering...
 320         for(int i=0; i<Global::numLayers; i++)
 321                 drawing->RenderObjects(&painter, drawing->document.objects, i);
 322
 323         // Restore vars
 324         Global::origin = originSave;
 325         Global::zoom = zoomSave;
 326         Global::screenSize = screenSizeSave;
 327 }
 328
 329 //
 330 // Right-click menu
 331 //
 332 void ApplicationWindow::contextMenuEvent(QContextMenuEvent * event)
 333 {
 334         // Proof of concept, still need to code up the real thing
 335         QMenu menu(this);
 336
 337         VPVector hovered = drawing->GetHovered();
 338
 339         if ((drawing->select.size() > 0) || (hovered.size() > 0))
 340         {
 341                 QMenu * layerMenu = menu.addMenu("To layer");
 342
 343                 layerAct.clear();
 344
 345                 for(int i=0; i<Global::numLayers; i++)
 346                 {
 347                         QAction * act = new QAction(QIcon(), Global::layerName[i].c_str(), this);
 348                         act->setData(i);
 349                         layerMenu->addAction(act);
 350                         layerAct.append(act);
 351                         connect(act, SIGNAL(triggered()), this, SLOT(MoveToLayer()));
 352                 }
 353         }
 354
 355         menu.addAction(mirrorAct);
 356         menu.addAction(rotateAct);
 357         menu.addAction(trimAct);
 358         menu.exec(event->globalPos());
 359 }
 360
 361 void ApplicationWindow::MoveToLayer(void)
 362 {
 363         QAction * act = qobject_cast<QAction *>(sender());
 364
 365         drawing->MoveSelectedToLayer(act->data().toInt());
 366         drawing->update();
 367 }
 368
 369 void ApplicationWindow::UpdateFromCommand(void)
 370 {
 371         cw->SetToolPrompt();
 372         drawing->update();
 373 }
 374
 375 void ApplicationWindow::SnapToGridTool(void)
 376 {
 377         Global::snapToGrid = snapToGridAct->isChecked();
 378 }
 379
 380 void ApplicationWindow::FixAngle(void)
 381 {
 382         Global::fixedAngle = fixAngleAct->isChecked();
 383 }
 384
 385 void ApplicationWindow::FixLength(void)
 386 {
 387         Global::fixedLength = fixLengthAct->isChecked();
 388 }
 389
 390 void ApplicationWindow::DeleteTool(void)
 391 {
 392         // For this tool, we check first to see if anything is selected. If so, we
 393         // delete those and *don't* select the delete tool.
 394         if (drawing->select.size() > 0)
 395         {
 396                 DeleteSelectedObjects(drawing->document.objects);
 397                 drawing->update();
 398                 deleteAct->setChecked(false);
 399                 return;
 400         }
 401
 402         // Otherwise, toggle the state of the tool
 403         ClearUIToolStatesExcept(deleteAct);
 404         SetInternalToolStates();
 405         Global::toolSuppressCrosshair = true;
 406 }
 407
 408 void ApplicationWindow::DimensionTool(void)
 409 {
 410         ClearUIToolStatesExcept(addDimensionAct);
 411         SetInternalToolStates();
 412 }
 413
 414 void ApplicationWindow::RotateTool(void)
 415 {
 416         ClearUIToolStatesExcept(rotateAct);
 417
 418         // Do tear-down if Rotate tool has been turned off
 419         if (!rotateAct->isChecked())
 420                 drawing->RotateHandler(ToolCleanup, Point(0, 0));
 421
 422         SetInternalToolStates();
 423 }
 424
 425 void ApplicationWindow::MirrorTool(void)
 426 {
 427         ClearUIToolStatesExcept(mirrorAct);
 428
 429         // Do tear-down if Rotate tool has been turned off
 430         if (!mirrorAct->isChecked())
 431                 drawing->MirrorHandler(ToolCleanup, Point(0, 0));
 432
 433         SetInternalToolStates();
 434 }
 435
 436 void ApplicationWindow::TrimTool(void)
 437 {
 438         ClearUIToolStatesExcept(trimAct);
 439         SetInternalToolStates();
 440         Global::toolSuppressCrosshair = true;
 441 }
 442
 443 void ApplicationWindow::ParallelTool(void)
 444 {
 445         ClearUIToolStatesExcept(parallelAct);
 446         SetInternalToolStates();
 447         Global::toolSuppressCrosshair = true;
 448 }
 449
 450 void ApplicationWindow::TriangulateTool(void)
 451 {
 452         ClearUIToolStatesExcept(triangulateAct);
 453         SetInternalToolStates();
 454 }
 455
 456 void ApplicationWindow::AddLineTool(void)
 457 {
 458         ClearUIToolStatesExcept(addLineAct);
 459         SetInternalToolStates();
 460 }
 461
 462 void ApplicationWindow::AddCircleTool(void)
 463 {
 464         ClearUIToolStatesExcept(addCircleAct);
 465         SetInternalToolStates();
 466 }
 467
 468 void ApplicationWindow::AddArcTool(void)
 469 {
 470         ClearUIToolStatesExcept(addArcAct);
 471         SetInternalToolStates();
 472 }
 473
 474 void ApplicationWindow::AddPolygonTool(void)
 475 {
 476         ClearUIToolStatesExcept(addPolygonAct);
 477         SetInternalToolStates();
 478 }
 479
 480 void ApplicationWindow::AddSplineTool(void)
 481 {
 482         ClearUIToolStatesExcept(addSplineAct);
 483         SetInternalToolStates();
 484 }
 485
 486 void ApplicationWindow::ZoomInTool(void)
 487 {
 488         double zoomFactor = 1.20;
 489         QSize size = drawing->size();
 490         Vector center = Painter::QtToCartesianCoords(Vector(size.width() / 2.0, size.height() / 2.0));
 491
 492         Global::origin = center - ((center - Global::origin) / zoomFactor);
 493         Global::zoom *= zoomFactor;
 494
 495         UpdateZoom();
 496 }
 497
 498 void ApplicationWindow::ZoomOutTool(void)
 499 {
 500         double zoomFactor = 1.20;
 501         QSize size = drawing->size();
 502         Vector center = Painter::QtToCartesianCoords(Vector(size.width() / 2.0, size.height() / 2.0));
 503
 504         Global::origin = center + ((Global::origin - center) * zoomFactor);
 505         Global::zoom /= zoomFactor;
 506
 507         UpdateZoom();
 508 }
 509
 510 void ApplicationWindow::UpdateZoom(void)
 511 {
 512         // And now, a bunch of heuristics to select the right grid size--autogrid!
 513         // :-P
 514         if (Global::zoom < 0.25)
 515                 Global::gridSpacing = 48.0;
 516         else if (Global::zoom >= 0.25 && Global::zoom < 0.50)
 517                 Global::gridSpacing = 36.0;
 518         else if (Global::zoom >= 0.50 && Global::zoom < 1.00)
 519                 Global::gridSpacing = 24.0;
 520         else if (Global::zoom >= 1.00 && Global::zoom < 2.00)
 521                 Global::gridSpacing = 12.0;
 522         else if (Global::zoom >= 2.00 && Global::zoom < 4.00)
 523                 Global::gridSpacing = 6.0;
 524         else if (Global::zoom >= 4.00 && Global::zoom < 8.00)
 525                 Global::gridSpacing = 3.0;
 526         else if (Global::zoom >= 8.00 && Global::zoom < 16.00)
 527                 Global::gridSpacing = 1.0;
 528         else if (Global::zoom >= 16.00 && Global::zoom < 32.00)
 529                 Global::gridSpacing = 0.5;
 530         else if (Global::zoom >= 32.00 && Global::zoom < 64.00)
 531                 Global::gridSpacing = 0.25;
 532         else if (Global::zoom >= 64.00 && Global::zoom < 128.00)
 533                 Global::gridSpacing = 0.125;
 534         else if (Global::zoom >= 128.00 && Global::zoom < 256.00)
 535                 Global::gridSpacing = 0.0625;
 536         else if (Global::zoom >= 256.00 && Global::zoom < 512.00)
 537                 Global::gridSpacing = 0.03125;
 538         else
 539                 Global::gridSpacing = 0.015625;
 540
 541         drawing->update();
 542
 543         zoomIndicator->setText(QString("Zoom: %1% Grid: %2\" BU: Inch").arg(Global::zoom * 100.0).arg(Global::gridSpacing));
 544
 545         // This is the problem...  Changing this causes the state to update itself again, screwing up the origin...  !!! FIX !!! (commented out for now)
 546 //      baseUnitInput->setText(QString("%1").arg(Global::gridSpacing));
 547 }
 548
 549 void ApplicationWindow::ClearUIToolStatesExcept(QAction * exception)
 550 {
 551         QAction * actionList[] = {
 552                 addArcAct, addLineAct, addCircleAct, addDimensionAct, addPolygonAct,
 553                 addSplineAct, deleteAct, rotateAct, mirrorAct, trimAct,
 554                 triangulateAct, parallelAct, 0
 555         };
 556
 557         for(int i=0; actionList[i]!=0; i++)
 558         {
 559                 if (actionList[i] != exception)
 560                         actionList[i]->setChecked(false);
 561         }
 562 }
 563
 564 void ApplicationWindow::SetInternalToolStates(void)
 565 {
 566         // We can be sure that if we've come here, then either an active tool is
 567         // being deactivated, or a new tool is being activated.  In either case,
 568         // the tool state needs to be reset.  Also, we reset the crosshair
 569         // suppression flag.
 570         Global::toolState = TSNone;
 571         Global::toolSuppressCrosshair = false;
 572
 573         if (addLineAct->isChecked())
 574                 Global::tool = TTLine;
 575         else if (addCircleAct->isChecked())
 576                 Global::tool = TTCircle;
 577         else if (addArcAct->isChecked())
 578                 Global::tool = TTArc;
 579         else if (addDimensionAct->isChecked())
 580                 Global::tool = TTDimension;
 581         else if (addSplineAct->isChecked())
 582                 Global::tool = TTSpline;
 583         else if (addPolygonAct->isChecked())
 584                 Global::tool = TTPolygon;
 585         else if (deleteAct->isChecked())
 586                 Global::tool = TTDelete;
 587         else if (mirrorAct->isChecked())
 588                 Global::tool = TTMirror;
 589         else if (rotateAct->isChecked())
 590                 Global::tool = TTRotate;
 591         else if (trimAct->isChecked())
 592                 Global::tool = TTTrim;
 593         else if (parallelAct->isChecked())
 594                 Global::tool = TTParallel;
 595         else if (triangulateAct->isChecked())
 596                 Global::tool = TTTriangulate;
 597         else
 598                 Global::tool = TTNone;
 599
 600         cw->SetToolPrompt();
 601         drawing->update();
 602 }
 603
 604 void ApplicationWindow::HelpAbout(void)
 605 {
 606         aboutWin->show();
 607 }
 608
 609 void ApplicationWindow::Settings(void)
 610 {
 611         SettingsDialog dlg(this);
 612         dlg.generalTab->antialiasChk->setChecked(drawing->useAntialiasing);
 613
 614         if (dlg.exec() == false)
 615                 return;
 616
 617         // Deal with stuff here (since user hit "OK" button...)
 618         drawing->useAntialiasing = dlg.generalTab->antialiasChk->isChecked();
 619         WriteSettings();
 620 }
 621
 622 void ApplicationWindow::DrawingSettings(void)
 623 {
 624         DrawingSettingsDlg dlg(this);
 625         dlg.baseUnit->setCurrentIndex(drawing->document.baseUnit);
 626         dlg.unitStyle->setCurrentIndex(drawing->document.unitStyle);
 627         dlg.decimalPrecision->setCurrentIndex(drawing->document.decimalPrecision);
 628         dlg.fractionalPrecision->setCurrentIndex(drawing->document.fractionalPrecision);
 629
 630         if (dlg.exec() == false)
 631                 return;
 632
 633         // Deal with stuff here (since user hit "OK" button...)
 634         drawing->document.baseUnit = dlg.baseUnit->currentIndex();
 635         drawing->document.unitStyle = dlg.unitStyle->currentIndex();
 636         drawing->document.decimalPrecision= dlg.decimalPrecision->currentIndex();
 637         drawing->document.fractionalPrecision = dlg.fractionalPrecision->currentIndex();
 638         drawing->update();
 639 }
 640
 641 //
 642 // Group a bunch of selected objects (which can include other groups) together
 643 // or ungroup a selected group.
 644 //
 645 void ApplicationWindow::HandleGrouping(void)
 646 {
 647         int numSelected = drawing->select.size();
 648
 649         // If nothing selected, do nothing
 650         if (numSelected == 0)
 651         {
 652                 statusBar()->showMessage(tr("No objects selected to make a group from."));
 653                 return;
 654         }
 655
 656         // If it's a group that's selected, ungroup it and leave the objects in a
 657         // selected state
 658         if (numSelected == 1)
 659         {
 660                 Object * obj = (Object *)drawing->select[0];
 661
 662                 if (obj->type != OTContainer)
 663                 {
 664                         statusBar()->showMessage(tr("A group requires two or more selected objects."));
 665                         return;
 666                 }
 667
 668                 // Need the parent of the group, we're assuming here that the parent is
 669                 // the drawing's document. Does it matter? Maybe...
 670                 // Could just stipulate that grouping like this only takes place where
 671                 // the parent of the group is the drawing's document. Makes life much
 672                 // simpler.
 673                 Container * c = (Container *)obj;
 674                 SelectAll(c->objects);
 675                 RemoveSelectedObjects(drawing->document.objects);
 676                 AddObjectsTo(drawing->document.objects, c->objects);
 677                 drawing->select.clear();
 678                 AddObjectsTo(drawing->select, c->objects);
 679                 delete c;
 680                 statusBar()->showMessage(tr("Objects ungrouped."));
 681 //printf("Ungroup: document size = %li\n", drawing->document.objects.size());
 682         }
 683         // Otherwise, if it's a group of 2 or more objects (which can be groups too)
 684         // group them and select the group
 685         else if (numSelected > 1)
 686         {
 687                 Container * c = new Container();
 688                 MoveSelectedObjectsTo(c->objects, drawing->document.objects);
 689                 drawing->document.objects.push_back(c);
 690                 ClearSelected(c->objects);
 691                 c->selected = true;
 692                 c->layer = Global::activeLayer;
 693
 694                 Rect r = drawing->GetObjectExtents((Object *)c);
 695                 c->p[0] = r.TopLeft();
 696                 c->p[1] = r.BottomRight();
 697
 698                 drawing->select.clear();
 699                 drawing->select.push_back(c);
 700                 statusBar()->showMessage(QString(tr("Grouped %1 objects.")).arg(numSelected));
 701 //printf("Group: document size = %li\n", drawing->document.objects.size());
 702         }
 703
 704         drawing->update();
 705 }
 706
 707 void ApplicationWindow::HandleConnection(void)
 708 {
 709 #if 0
 710 //double tt = Geometry::ParameterOfLineAndPoint(Vector(0, 0), Vector(10, 0), Vector(8, 2));
 711 //printf("Parameter of point @ (8,2) of line (0,0), (10,0): %lf\n", tt);
 712         int itemsSelected = drawing->document.ItemsSelected();
 713
 714         // If nothing selected, do nothing
 715         if (itemsSelected == 0)
 716         {
 717                 statusBar()->showMessage(tr("No objects selected to connect."));
 718                 return;
 719         }
 720
 721         // If one thing selected, do nothing
 722         if (itemsSelected == 1)
 723         {
 724                 statusBar()->showMessage(tr("Nothing to connect object to."));
 725                 return;
 726         }
 727
 728         // This is O(n^2 / 2) :-P
 729         for(int i=0; i<itemsSelected; i++)
 730         {
 731                 Object * obj1 = drawing->document.SelectedItem(i);
 732
 733                 for(int j=i+1; j<itemsSelected; j++)
 734                 {
 735                         Object * obj2 = drawing->document.SelectedItem(j);
 736                         double t, u, v, w;
 737
 738 //                      if ((obj1->type != OTLine) || (obj2->type != OTLine))
 739 //                              continue;
 740
 741                         if ((obj1->type == OTLine) && (obj2->type == OTLine))
 742                         {
 743 //printf("Testing objects for intersection (%X, %X)...\n", obj1, obj2);
 744                                 int intersects = Geometry::Intersects((Line *)obj1, (Line *)obj2, &t, &u);
 745 //printf("  (%s) --> t=%lf, u=%lf\n", (intersects ? "true" : "FALSE"), t, u);
 746
 747                                 if (intersects)
 748                                 {
 749         //printf("Connecting objects (%X, %X)...\n", obj1, obj2);
 750                                         obj1->Connect(obj2, u);
 751                                         obj2->Connect(obj1, t);
 752                                 }
 753                         }
 754                         else if (((obj1->type == OTLine) && (obj2->type == OTDimension))
 755                                 || ((obj2->type == OTLine) && (obj1->type == OTDimension)))
 756                         {
 757 printf("Testing Line<->Dimension intersection...\n");
 758                                 Line * line = (Line *)(obj1->type == OTLine ? obj1 : obj2);
 759                                 Dimension * dim = (Dimension *)(obj1->type == OTDimension ? obj1 : obj2);
 760
 761                                 int intersects = Geometry::Intersects(line, dim, &t, &u);
 762 printf("   -> intersects = %i, t=%lf, u=%lf\n", intersects, t, u);
 763
 764                                 if (intersects)
 765                                 {
 766                                         obj1->Connect(obj2, u);
 767                                         obj2->Connect(obj1, t);
 768                                 }
 769                         }
 770                 }
 771         }
 772 #else
 773 #endif
 774 }
 775
 776 void ApplicationWindow::HandleDisconnection(void)
 777 {
 778 }
 779
 780 void ApplicationWindow::HandleGridSizeInPixels(int /*size*/)
 781 {
 782 //      drawing->SetGridSize((uint32_t)size);
 783         drawing->update();
 784 }
 785
 786 void ApplicationWindow::HandleGridSizeInBaseUnits(QString text)
 787 {
 788         // Parse the text...
 789         bool ok;
 790         double value = text.toDouble(&ok);
 791
 792         // Nothing parsable to a double, so quit...
 793         if (!ok || value == 0)
 794                 return;
 795
 796         Global::gridSpacing = value;
 797         Global::zoom = drawing->gridPixels / Global::gridSpacing;
 798         drawing->update();
 799 }
 800
 801 void ApplicationWindow::HandleDimensionSize(QString text)
 802 {
 803 /*
 804 This is the third input on the view toolbar; not sure what it was supposed to do... (resize all dimensions in the drawing?)
 805 */
 806         // Parse the text...
 807         bool ok;
 808         double value = text.toDouble(&ok);
 809
 810         // Nothing parsable to a double, so quit...
 811         if (!ok || value == 0)
 812                 return;
 813
 814 //      drawing->document.ResizeAllDimensions(value);
 815         drawing->update();
 816 }
 817
 818 void ApplicationWindow::EditCopy(void)
 819 {
 820         if (drawing->select.size() > 0)
 821         {
 822                 DeleteContents(clipboard);
 823                 clipboard = CopySelectedObjects(drawing->document.objects);
 824         }
 825 }
 826
 827 void ApplicationWindow::EditCut(void)
 828 {
 829         if (drawing->select.size() > 0)
 830         {
 831                 DeleteContents(clipboard);
 832                 clipboard = MoveSelectedObjectsFrom(drawing->document.objects);
 833                 drawing->update();
 834         }
 835 }
 836
 837 void ApplicationWindow::EditPaste(void)
 838 {
 839         if (clipboard.size() > 0)
 840         {
 841                 // We want to maybe make it so that the pasted objects are being moved in a "mouse drag" state...
 842                 ClearSelected(drawing->document.objects);
 843                 SelectAll(clipboard);
 844                 drawing->document.Add(CopyObjects(clipboard));
 845                 drawing->update();
 846         }
 847 }
 848
 849 //
 850 // Select all *visible* objects.  If an object is on a layer that is not
 851 // visible, skip it.
 852 //
 853 void ApplicationWindow::SelectAllObjects(void)
 854 {
 855         // Set object's state & update the drawing
 856         SelectAll(drawing->document.objects);
 857         drawing->update();
 858 }
 859
 860 void ApplicationWindow::CreateActions(void)
 861 {
 862         exitAct = CreateAction(tr("&Quit"), tr("Quit"), tr("Exits the application."),
 863                 QIcon(":/res/quit.png"), QKeySequence(tr("Ctrl+q")));
 864         connect(exitAct, SIGNAL(triggered()), this, SLOT(close()));
 865
 866         snapToGridAct = CreateAction(tr("Snap To &Grid"), tr("Snap To Grid"), tr("Snaps mouse cursor to the visible grid when moving/creating objects."), QIcon(":/res/snap-to-grid-tool.png"), QKeySequence(tr("S")), true);
 867         connect(snapToGridAct, SIGNAL(triggered()), this, SLOT(SnapToGridTool()));
 868
 869         fixAngleAct = CreateAction(tr("Fix &Angle"), tr("Fix Angle"), tr("Fixes the angle of an object."),
 870                 QIcon(":/res/fix-angle.png"), QKeySequence(tr("F,A")), true);
 871         connect(fixAngleAct, SIGNAL(triggered()), this, SLOT(FixAngle()));
 872
 873         fixLengthAct = CreateAction(tr("Fix &Length"), tr("Fix Length"), tr("Fixes the length of an object."),
 874                 QIcon(":/res/fix-length.png"), QKeySequence(tr("F,L")), true);
 875         connect(fixLengthAct, SIGNAL(triggered()), this, SLOT(FixLength()));
 876
 877         deleteAct = CreateAction(tr("&Delete"), tr("Delete Object"), tr("Deletes selected objects."), QIcon(":/res/delete-tool.png"), QKeySequence(tr("Delete")), true);
 878         connect(deleteAct, SIGNAL(triggered()), this, SLOT(DeleteTool()));
 879
 880         addDimensionAct = CreateAction(tr("Add &Dimension"), tr("Add Dimension"), tr("Adds a dimension to the drawing."), QIcon(":/res/dimension-tool.png"), QKeySequence("D,I"), true);
 881         connect(addDimensionAct, SIGNAL(triggered()), this, SLOT(DimensionTool()));
 882
 883         addLineAct = CreateAction(tr("Add &Line"), tr("Add Line"), tr("Adds lines to the drawing."), QIcon(":/res/add-line-tool.png"), QKeySequence("A,L"), true);
 884         connect(addLineAct, SIGNAL(triggered()), this, SLOT(AddLineTool()));
 885
 886         addCircleAct = CreateAction(tr("Add &Circle"), tr("Add Circle"), tr("Adds circles to the drawing."), QIcon(":/res/add-circle-tool.png"), QKeySequence("A,C"), true);
 887         connect(addCircleAct, SIGNAL(triggered()), this, SLOT(AddCircleTool()));
 888
 889         addArcAct = CreateAction(tr("Add &Arc"), tr("Add Arc"), tr("Adds arcs to the drawing."), QIcon(":/res/add-arc-tool.png"), QKeySequence("A,A"), true);
 890         connect(addArcAct, SIGNAL(triggered()), this, SLOT(AddArcTool()));
 891
 892         addPolygonAct = CreateAction(tr("Add &Polygon"), tr("Add Polygon"), tr("Add polygons to the drawing."), QIcon(":/res/add-polygon-tool.png"), QKeySequence("A,P"), true);
 893         connect(addPolygonAct, SIGNAL(triggered()), this, SLOT(AddPolygonTool()));
 894
 895         addSplineAct = CreateAction(tr("Add &Spline"), tr("Add Spline"), tr("Add a NURB spline to the drawing."), QIcon(":/res/add-spline-tool.png"), QKeySequence("A,S"), true);
 896         connect(addSplineAct, SIGNAL(triggered()), this, SLOT(AddSplineTool()));
 897
 898         aboutAct = CreateAction(tr("About &Architektonas"), tr("About Architektonas"), tr("Gives information about this program."), QIcon(":/res/generic-tool.png"), QKeySequence());
 899         connect(aboutAct, SIGNAL(triggered()), this, SLOT(HelpAbout()));
 900
 901         rotateAct = CreateAction(tr("&Rotate Objects"), tr("Rotate"), tr("Rotate object(s) around an arbitrary center."), QIcon(":/res/rotate-tool.png"), QKeySequence(tr("R,O")), true);
 902         connect(rotateAct, SIGNAL(triggered()), this, SLOT(RotateTool()));
 903
 904         zoomInAct = CreateAction(tr("Zoom &In"), tr("Zoom In"), tr("Zoom in on the document."), QIcon(":/res/zoom-in.png"), QKeySequence(tr("+")), QKeySequence(tr("=")));
 905         connect(zoomInAct, SIGNAL(triggered()), this, SLOT(ZoomInTool()));
 906
 907         zoomOutAct = CreateAction(tr("Zoom &Out"), tr("Zoom Out"), tr("Zoom out of the document."), QIcon(":/res/zoom-out.png"), QKeySequence(tr("-")));
 908         connect(zoomOutAct, SIGNAL(triggered()), this, SLOT(ZoomOutTool()));
 909
 910         fileNewAct = CreateAction(tr("&New Drawing"), tr("New Drawing"), tr("Creates a new drawing."), QIcon(":/res/file-new.png"), QKeySequence(tr("Ctrl+n")));
 911         connect(fileNewAct, SIGNAL(triggered()), this, SLOT(FileNew()));
 912
 913         fileOpenAct = CreateAction(tr("&Open Drawing"), tr("Open Drawing"), tr("Opens an existing drawing from a file."), QIcon(":/res/file-open.png"), QKeySequence(tr("Ctrl+o")));
 914         connect(fileOpenAct, SIGNAL(triggered()), this, SLOT(FileOpen()));
 915
 916         fileSaveAct = CreateAction(tr("&Save Drawing"), tr("Save Drawing"), tr("Saves the current drawing to a file."), QIcon(":/res/file-save.png"), QKeySequence(tr("Ctrl+s")));
 917         connect(fileSaveAct, SIGNAL(triggered()), this, SLOT(FileSave()));
 918
 919         fileSaveAsAct = CreateAction(tr("Save Drawing &As"), tr("Save As"), tr("Saves the current drawing to a file with a different name."), QIcon(":/res/file-save-as.png"), QKeySequence(tr("Ctrl+Shift+s")));
 920         connect(fileSaveAsAct, SIGNAL(triggered()), this, SLOT(FileSaveAs()));
 921
 922         fileCloseAct = CreateAction(tr("&Close Drawing"), tr("Close Drawing"), tr("Closes the current drawing."), QIcon(":/res/file-close.png"), QKeySequence(tr("Ctrl+w")));
 923
 924         settingsAct = CreateAction(tr("&Settings"), tr("Settings"), tr("Change certain defaults for Architektonas."), QIcon(":/res/settings.png"), QKeySequence());
 925         connect(settingsAct, SIGNAL(triggered()), this, SLOT(Settings()));
 926
 927         drawingSettingsAct = CreateAction(tr("&Drawing Settings"), tr("Drawing settings"), tr("Change certain defaults for the current drawing."), QIcon(":/res/settings.png"), QKeySequence());
 928         connect(drawingSettingsAct, SIGNAL(triggered()), this, SLOT(DrawingSettings()));
 929
 930         groupAct = CreateAction(tr("&Group"), tr("Group"), tr("Group/ungroup selected objects."), QIcon(":/res/group-tool.png"), QKeySequence("g"));
 931         connect(groupAct, SIGNAL(triggered()), this, SLOT(HandleGrouping()));
 932
 933         connectAct = CreateAction(tr("&Connect"), tr("Connect"), tr("Connect objects at point."), QIcon(":/res/connect-tool.png"), QKeySequence("c,c"));
 934         connect(connectAct, SIGNAL(triggered()), this, SLOT(HandleConnection()));
 935
 936         disconnectAct = CreateAction(tr("&Disconnect"), tr("Disconnect"), tr("Disconnect objects joined at point."), QIcon(":/res/disconnect-tool.png"), QKeySequence("d,d"));
 937         connect(disconnectAct, SIGNAL(triggered()), this, SLOT(HandleDisconnection()));
 938
 939         mirrorAct = CreateAction(tr("&Mirror"), tr("Mirror"), tr("Mirror selected objects around a line."), QIcon(":/res/mirror-tool.png"), QKeySequence("m,i"), true);
 940         connect(mirrorAct, SIGNAL(triggered()), this, SLOT(MirrorTool()));
 941
 942         trimAct = CreateAction(tr("&Trim"), tr("Trim"), tr("Trim extraneous lines from selected objects."), QIcon(":/res/trim-tool.png"), QKeySequence("t,r"), true);
 943         connect(trimAct, SIGNAL(triggered()), this, SLOT(TrimTool()));
 944
 945         parallelAct = CreateAction(tr("&Parallel"), tr("Parallel"), tr("Create copies of objects parallel to the original."), QIcon(":/res/parallel-tool.png"), QKeySequence("p,l"), true);
 946         connect(parallelAct, SIGNAL(triggered()), this, SLOT(ParallelTool()));
 947
 948         triangulateAct = CreateAction(tr("&Triangulate"), tr("Triangulate"), tr("Make triangles from selected lines, preserving their lengths."), QIcon(":/res/triangulate-tool.png"), QKeySequence("t,g"), true);
 949         connect(triangulateAct, SIGNAL(triggered()), this, SLOT(TriangulateTool()));
 950
 951         editCutAct = CreateAction(tr("&Cut Objects"), tr("Cut Objects"), tr("Cut objects from the drawing to the clipboard."), QIcon(":/res/editcut2.png"), QKeySequence(tr("Ctrl+x")));
 952         connect(editCutAct, SIGNAL(triggered()), this, SLOT(EditCut()));
 953
 954         editCopyAct = CreateAction(tr("&Copy Objects"), tr("Copy Objects"), tr("Copy objects from the drawing to the clipboard."), QIcon(":/res/editcopy2.png"), QKeySequence(tr("Ctrl+c")));
 955         connect(editCopyAct, SIGNAL(triggered()), this, SLOT(EditCopy()));
 956
 957         editPasteAct = CreateAction(tr("&Paste Objects"), tr("Paste Objects"), tr("Paste objects from the clipboard to the drawing."), QIcon(":/res/editpaste2.png"), QKeySequence(tr("Ctrl+v")));
 958         connect(editPasteAct, SIGNAL(triggered()), this, SLOT(EditPaste()));
 959
 960         selectAllAct = CreateAction(tr("Select &All"), tr("Select All Objects"), tr("Select all objects in the drawing."), QIcon(), QKeySequence(tr("Ctrl+a")));
 961         connect(selectAllAct, SIGNAL(triggered()), this, SLOT(SelectAllObjects()));
 962
 963         printPreviewAct = CreateAction(tr("&Print Preview"), tr("Print Preview"), tr("Shows preview of printing operation."), QIcon(":/res/print-preview.png"), QKeySequence(tr("Ctrl+p")));
 964         connect(printPreviewAct, SIGNAL(triggered()), this, SLOT(PrintPreview()));
 965
 966 //Hm. I think we'll have to have separate logic to do the "Radio Group Toolbar" thing...
 967 // Yup, in order to turn them off, we'd have to have an "OFF" toolbar button. Ick.
 968 /*      QActionGroup * group = new QActionGroup(this);
 969         group->addAction(deleteAct);
 970         group->addAction(addDimensionAct);
 971         group->addAction(addLineAct);
 972         group->addAction(addCircleAct);
 973         group->addAction(addArcAct);//*/
 974
 975         for(int i=0; i<MRU_MAX; i++)
 976         {
 977                 QAction * rfa = new QAction(this);
 978                 rfa->setVisible(false);
 979                 connect(rfa, SIGNAL(triggered()), this, SLOT(FileOpenRecent()));
 980                 mruAct.append(rfa);
 981         }
 982 }
 983
 984 //
 985 // Consolidates action creation from a multi-step process to a single-step one.
 986 //
 987 QAction * ApplicationWindow::CreateAction(QString name, QString tooltip,
 988         QString statustip, QIcon icon, QKeySequence key, bool checkable/*= false*/)
 989 {
 990         QAction * action = new QAction(icon, name, this);
 991         action->setToolTip(tooltip);
 992         action->setStatusTip(statustip);
 993         action->setShortcut(key);
 994         action->setCheckable(checkable);
 995
 996         return action;
 997 }
 998
 999 //
1000 // This is essentially the same as the previous function, but this allows more
1001 // than one key sequence to be added as key shortcuts.
1002 //
1003 QAction * ApplicationWindow::CreateAction(QString name, QString tooltip,
1004         QString statustip, QIcon icon, QKeySequence key1, QKeySequence key2,
1005         bool checkable/*= false*/)
1006 {
1007         QAction * action = new QAction(icon, name, this);
1008         action->setToolTip(tooltip);
1009         action->setStatusTip(statustip);
1010         QList<QKeySequence> keyList;
1011         keyList.append(key1);
1012         keyList.append(key2);
1013         action->setShortcuts(keyList);
1014         action->setCheckable(checkable);
1015
1016         return action;
1017 }
1018
1019 void ApplicationWindow::CreateMenus(void)
1020 {
1021         QMenu * menu = menuBar()->addMenu(tr("&File"));
1022         menu->addAction(fileNewAct);
1023         menu->addAction(fileOpenAct);
1024
1025         QMenu * recentMenu = menu->addMenu(tr("Open &Recent"));
1026
1027         for(int i=0; i<MRU_MAX; i++)
1028                 recentMenu->addAction(mruAct.at(i));
1029
1030         UpdateMRUActionList();
1031
1032         menu->addAction(fileSaveAct);
1033         menu->addAction(fileSaveAsAct);
1034         menu->addAction(fileCloseAct);
1035         menu->addSeparator();
1036         menu->addAction(printPreviewAct);
1037         menu->addSeparator();
1038         menu->addAction(exitAct);
1039
1040         menu = menuBar()->addMenu(tr("&View"));
1041         menu->addAction(zoomInAct);
1042         menu->addAction(zoomOutAct);
1043
1044         menu = menuBar()->addMenu(tr("&Edit"));
1045         menu->addAction(snapToGridAct);
1046         menu->addAction(groupAct);
1047         menu->addAction(fixAngleAct);
1048         menu->addAction(fixLengthAct);
1049         menu->addAction(rotateAct);
1050         menu->addAction(mirrorAct);
1051         menu->addAction(trimAct);
1052         menu->addAction(parallelAct);
1053         menu->addAction(triangulateAct);
1054         menu->addAction(connectAct);
1055         menu->addAction(disconnectAct);
1056         menu->addSeparator();
1057         menu->addAction(selectAllAct);
1058         menu->addAction(editCutAct);
1059         menu->addAction(editCopyAct);
1060         menu->addAction(editPasteAct);
1061         menu->addAction(deleteAct);
1062         menu->addSeparator();
1063         menu->addAction(addLineAct);
1064         menu->addAction(addCircleAct);
1065         menu->addAction(addArcAct);
1066         menu->addAction(addPolygonAct);
1067         menu->addAction(addSplineAct);
1068         menu->addAction(addDimensionAct);
1069         menu->addSeparator();
1070         menu->addAction(drawingSettingsAct);
1071         menu->addAction(settingsAct);
1072
1073         menu = menuBar()->addMenu(tr("&Help"));
1074         menu->addAction(aboutAct);
1075 }
1076
1077 void ApplicationWindow::CreateToolbars(void)
1078 {
1079         QToolBar * toolbar = addToolBar(tr("File"));
1080         toolbar->setObjectName("File"); // Needed for saveState()
1081         toolbar->addAction(fileNewAct);
1082         toolbar->addAction(fileOpenAct);
1083         toolbar->addAction(fileSaveAct);
1084         toolbar->addAction(fileSaveAsAct);
1085         toolbar->addAction(fileCloseAct);
1086
1087         toolbar = addToolBar(tr("View"));
1088         toolbar->setObjectName("View");
1089         toolbar->addAction(zoomInAct);
1090         toolbar->addAction(zoomOutAct);
1091
1092         QSpinBox * spinbox = new QSpinBox;
1093         toolbar->addWidget(spinbox);
1094         toolbar->addWidget(baseUnitInput);
1095         toolbar->addWidget(dimensionSizeInput);
1096
1097         toolbar = addToolBar(tr("Edit"));
1098         toolbar->setObjectName("Edit");
1099         toolbar->addAction(snapToGridAct);
1100         toolbar->addAction(groupAct);
1101         toolbar->addAction(fixAngleAct);
1102         toolbar->addAction(fixLengthAct);
1103         toolbar->addAction(rotateAct);
1104         toolbar->addAction(mirrorAct);
1105         toolbar->addAction(trimAct);
1106         toolbar->addAction(parallelAct);
1107         toolbar->addAction(triangulateAct);
1108         toolbar->addAction(editCutAct);
1109         toolbar->addAction(editCopyAct);
1110         toolbar->addAction(editPasteAct);
1111         toolbar->addAction(deleteAct);
1112         toolbar->addAction(connectAct);
1113         toolbar->addAction(disconnectAct);
1114         toolbar->addSeparator();
1115         toolbar->addAction(addLineAct);
1116         toolbar->addAction(addCircleAct);
1117         toolbar->addAction(addArcAct);
1118         toolbar->addAction(addPolygonAct);
1119         toolbar->addAction(addSplineAct);
1120         toolbar->addAction(addDimensionAct);
1121
1122         spinbox->setRange(4, 256);
1123         spinbox->setValue(12);
1124         baseUnitInput->setText("12");
1125         connect(spinbox, SIGNAL(valueChanged(int)), this, SLOT(HandleGridSizeInPixels(int)));
1126         connect(baseUnitInput, SIGNAL(textChanged(QString)), this, SLOT(HandleGridSizeInBaseUnits(QString)));
1127         connect(dimensionSizeInput, SIGNAL(textChanged(QString)), this, SLOT(HandleDimensionSize(QString)));
1128
1129         PenWidget * pw = new PenWidget();
1130         toolbar = addToolBar(tr("Pen"));
1131         toolbar->setObjectName(tr("Pen"));
1132         toolbar->addWidget(pw);
1133         connect(drawing, SIGNAL(ObjectSelected(Object *)), pw, SLOT(SetFields(Object *)));
1134         connect(pw->tbStamp, SIGNAL(triggered(QAction *)), drawing, SLOT(HandlePenStamp(QAction *)));
1135         connect(pw->tbDropper, SIGNAL(triggered(QAction *)), drawing, SLOT(HandlePenDropper(QAction *)));
1136 }
1137
1138 void ApplicationWindow::ReadSettings(void)
1139 {
1140         QPoint pos = settings.value("pos", QPoint(200, 200)).toPoint();
1141         QSize size = settings.value("size", QSize(400, 400)).toSize();
1142         drawing->useAntialiasing = settings.value("useAntialiasing", true).toBool();
1143         snapToGridAct->setChecked(settings.value("snapToGrid", true).toBool());
1144         resize(size);
1145         move(pos);
1146         restoreState(settings.value("windowState").toByteArray());
1147 }
1148
1149 void ApplicationWindow::WriteSettings(void)
1150 {
1151         settings.setValue("pos", pos());
1152         settings.setValue("size", size());
1153         settings.setValue("windowState", saveState());
1154         settings.setValue("useAntialiasing", drawing->useAntialiasing);
1155         settings.setValue("snapToGrid", snapToGridAct->isChecked());
1156 }
1157
1158 void ApplicationWindow::UpdateMRUActionList(void)
1159 {
1160         QStringList mruFilePaths = settings.value("recentFiles").toStringList();
1161
1162         int mruSize = (mruFilePaths.size() <= MRU_MAX ? mruFilePaths.size() : MRU_MAX);
1163
1164         for(int i=0; i<mruSize; i++)
1165         {
1166                 QString filename = QFileInfo(mruFilePaths.at(i)).fileName();
1167                 mruAct.at(i)->setText(filename);
1168                 mruAct.at(i)->setData(mruFilePaths.at(i));
1169                 mruAct.at(i)->setVisible(true);
1170         }
1171
1172         for(int i=mruSize; i<MRU_MAX; i++)
1173                 mruAct.at(i)->setVisible(false);
1174 }
1175
1176 void ApplicationWindow::AdjustMRU(const QString & filePath)
1177 {
1178         documentName = filePath;
1179         setWindowFilePath(documentName);
1180
1181         QStringList mruFilePaths = settings.value("recentFiles").toStringList();
1182         mruFilePaths.removeAll(filePath);
1183         mruFilePaths.prepend(filePath);
1184
1185         while (mruFilePaths.size() > MRU_MAX)
1186                 mruFilePaths.removeLast();
1187
1188         settings.setValue("recentFiles", mruFilePaths);
1189
1190         UpdateMRUActionList();
1191 }