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

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