Shamusworld >> Repos - architektonas/blob - src/actions/actiondrawlinerectangle.cpp

   1 // actiondrawlinerectangle.cpp
   2 //
   3 // Part of the Architektonas Project
   4 // Originally part of QCad Community Edition by Andrew Mustun
   5 // Extensively rewritten and refactored by James L. Hammons
   6 // Portions copyright (C) 2001-2003 RibbonSoft
   7 // Copyright (C) 2010 Underground Software
   8 // See the README and GPLv2 files for licensing and warranty information
   9 //
  10 // JLH = James L. Hammons <jlhamm@acm.org>
  11 //
  12 // Who  When        What
  13 // ---  ----------  -----------------------------------------------------------
  14 // JLH  06/04/2010  Added this text. :-)
  15 //
  16
  17 #include "actiondrawlinerectangle.h"
  18
  19 #include "commandevent.h"
  20 #include "debug.h"
  21 #include "dialogfactory.h"
  22 #include "graphicview.h"
  23 #include "preview.h"
  24
  25 ActionDrawLineRectangle::ActionDrawLineRectangle(
  26         EntityContainer & container, GraphicView & graphicView):
  27         ActionInterface("Draw rectangles", container, graphicView)
  28 {
  29         reset();
  30 }
  31
  32 ActionDrawLineRectangle::~ActionDrawLineRectangle()
  33 {
  34 }
  35
  36 void ActionDrawLineRectangle::reset()
  37 {
  38         for(int i=0; i<4; i++)
  39                 data[i] = LineData(Vector(false), Vector(false));
  40 }
  41
  42 void ActionDrawLineRectangle::init(int status)
  43 {
  44         ActionInterface::init(status);
  45         reset();
  46 }
  47
  48 void ActionDrawLineRectangle::trigger()
  49 {
  50         ActionInterface::trigger();
  51
  52         Line * line[4];
  53         preparePreview();
  54
  55         // create and add rectangle:
  56         for(int i=0; i<4; i++)
  57         {
  58                 line[i] = new Line(container, data[i]);
  59                 line[i]->setLayerToActive();
  60                 line[i]->setPenToActive();
  61                 container->addEntity(line[i]);
  62         }
  63
  64         // upd. undo list:
  65         if (document)
  66         {
  67                 document->startUndoCycle();
  68
  69                 for(int i=0; i<4; i++)
  70                         document->addUndoable(line[i]);
  71
  72                 document->endUndoCycle();
  73         }
  74
  75         // upd. view
  76 //      deleteSnapper();
  77         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  78
  79         for(int i=0; i<4; i++)
  80         {
  81                 graphicView->drawEntity(line[i]);
  82                 DEBUG->print("ActionDrawLineRectangle::trigger(): line added: %d", line[i]->getId());
  83         }
  84
  85         graphicView->moveRelativeZero(corner2);
  86         graphicView->redraw();
  87 }
  88
  89 void ActionDrawLineRectangle::mouseMoveEvent(QMouseEvent * e)
  90 {
  91         DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent begin");
  92
  93         Vector mouse = snapPoint(e);
  94
  95         if (getStatus() == SetCorner2 && corner1.valid)
  96         {
  97                 corner2 = mouse;
  98 //              deletePreview();
  99 //              clearPreview();
 100 //              preparePreview();
 101
 102 //              for(int i=0; i<4; i++)
 103 //                      preview->addEntity(new Line(preview, data[i]));
 104
 105 //              drawPreview();
 106                 preparePreview();
 107                 graphicView->preview.clear();
 108
 109                 for(int i=0; i<4; i++)
 110                         graphicView->preview.addEntity(new Line(&(graphicView->preview), data[i]));
 111         }
 112
 113         graphicView->redraw();
 114         DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent end");
 115 }
 116
 117 void ActionDrawLineRectangle::mouseReleaseEvent(QMouseEvent * e)
 118 {
 119         if (e->button() == Qt::LeftButton)
 120         {
 121 //              Vector ce(snapPoint(e));
 122                 Vector ce(graphicView->SnapPoint(e));
 123                 coordinateEvent(&ce);
 124         }
 125         else if (e->button() == Qt::RightButton)
 126         {
 127 //              deletePreview();
 128 //              deleteSnapper();
 129                 init(getStatus() - 1);
 130         }
 131
 132         graphicView->preview.clear();                           // Remove entities from container
 133         graphicView->redraw();
 134 }
 135
 136 void ActionDrawLineRectangle::preparePreview()
 137 {
 138         data[0] = LineData(corner1, Vector(corner2.x, corner1.y));
 139         data[1] = LineData(Vector(corner2.x, corner1.y), corner2);
 140         data[2] = LineData(corner2, Vector(corner1.x, corner2.y));
 141         data[3] = LineData(Vector(corner1.x, corner2.y), corner1);
 142 }
 143
 144 void ActionDrawLineRectangle::coordinateEvent(Vector * e)
 145 {
 146         if (!e)
 147                 return;
 148
 149         Vector mouse = *e;
 150
 151         switch (getStatus())
 152         {
 153         case SetCorner1:
 154                 corner1 = mouse;
 155                 graphicView->moveRelativeZero(mouse);
 156                 setStatus(SetCorner2);
 157                 break;
 158
 159         case SetCorner2:
 160                 corner2 = mouse;
 161                 trigger();
 162                 setStatus(SetCorner1);
 163                 break;
 164
 165         default:
 166                 break;
 167         }
 168 }
 169
 170 void ActionDrawLineRectangle::commandEvent(CommandEvent * e)
 171 {
 172         QString c = e->getCommand().toLower();
 173
 174         if (checkCommand("help", c))
 175         {
 176                 if (DIALOGFACTORY)
 177                         DIALOGFACTORY->commandMessage(msgAvailableCommands()
 178                                 + getAvailableCommands().join(", "));
 179                 return;
 180         }
 181 }
 182
 183 QStringList ActionDrawLineRectangle::getAvailableCommands()
 184 {
 185         QStringList cmd;
 186         return cmd;
 187 }
 188
 189 void ActionDrawLineRectangle::updateMouseButtonHints()
 190 {
 191         if (DIALOGFACTORY)
 192         {
 193                 switch (getStatus())
 194                 {
 195                 case SetCorner1:
 196                         DIALOGFACTORY->updateMouseWidget(tr("Specify first corner"), tr("Cancel"));
 197                         break;
 198
 199                 case SetCorner2:
 200                         DIALOGFACTORY->updateMouseWidget(tr("Specify second corner"), tr("Back"));
 201                         break;
 202
 203                 default:
 204                         DIALOGFACTORY->updateMouseWidget("", "");
 205                         break;
 206                 }
 207         }
 208 }
 209
 210 void ActionDrawLineRectangle::updateMouseCursor()
 211 {
 212         graphicView->setMouseCursor(RS2::CadCursor);
 213 }
 214
 215 void ActionDrawLineRectangle::updateToolBar()
 216 {
 217         if (DIALOGFACTORY)
 218         {
 219                 if (!isFinished())
 220                         DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 221                 else
 222                         DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 223         }
 224 }