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

   1 // rs_actiondrawcirclecr.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  06/03/2010  Added this text. :-)
  13 //
  14
  15 #include "rs_actiondrawcirclecr.h"
  16
  17 #include "rs_dialogfactory.h"
  18 #include "rs_graphicview.h"
  19 #include "rs_preview.h"
  20
  21 /**
  22  * Constructor.
  23  */
  24 RS_ActionDrawCircleCR::RS_ActionDrawCircleCR(RS_EntityContainer & container, RS_GraphicView & graphicView): RS_PreviewActionInterface("Draw circles CR",
  25                 container, graphicView)
  26 {
  27         reset();
  28 }
  29
  30 RS_ActionDrawCircleCR::~RS_ActionDrawCircleCR()
  31 {
  32 }
  33
  34 /*virtual*/ RS2::ActionType RS_ActionDrawCircleCR::rtti()
  35 {
  36         return RS2::ActionDrawCircleCR;
  37 }
  38
  39 void RS_ActionDrawCircleCR::reset()
  40 {
  41         data = RS_CircleData(Vector(false), 0.0);
  42 }
  43
  44 void RS_ActionDrawCircleCR::init(int status)
  45 {
  46         RS_PreviewActionInterface::init(status);
  47 }
  48
  49 void RS_ActionDrawCircleCR::trigger()
  50 {
  51         RS_PreviewActionInterface::trigger();
  52
  53         RS_Circle * circle = new RS_Circle(container, data);
  54         circle->setLayerToActive();
  55         circle->setPenToActive();
  56         container->addEntity(circle);
  57
  58         // upd. undo list:
  59         if (document != NULL)
  60         {
  61                 document->startUndoCycle();
  62                 document->addUndoable(circle);
  63                 document->endUndoCycle();
  64         }
  65
  66         deleteSnapper();
  67         Vector rz = graphicView->getRelativeZero();
  68         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  69         graphicView->drawEntity(circle);
  70         graphicView->moveRelativeZero(circle->getCenter());
  71         drawSnapper();
  72
  73         setStatus(SetCenter);
  74
  75         RS_DEBUG->print("RS_ActionDrawCircleCR::trigger(): circle added: %d", circle->getId());
  76 }
  77
  78 void RS_ActionDrawCircleCR::mouseMoveEvent(QMouseEvent * e)
  79 {
  80         RS_DEBUG->print("RS_ActionDrawCircleCR::mouseMoveEvent begin");
  81         Vector mouse = snapPoint(e);
  82
  83         switch (getStatus())
  84         {
  85         case SetCenter:
  86                 data.center = mouse;
  87                 deletePreview();
  88                 clearPreview();
  89                 preview->addEntity(new RS_Circle(preview, data));
  90                 drawPreview();
  91                 break;
  92         }
  93
  94         RS_DEBUG->print("RS_ActionDrawCircleCR::mouseMoveEvent end");
  95 }
  96
  97 void RS_ActionDrawCircleCR::mouseReleaseEvent(QMouseEvent * e)
  98 {
  99 //      if (RS2::qtToRsButtonState(e->button())==RS2::LeftButton)
 100         if (e->button() == Qt::LeftButton)
 101         {
 102                 Vector ce(snapPoint(e));
 103                 coordinateEvent(&ce);
 104         }
 105 //      else if (RS2::qtToRsButtonState(e->button())==RS2::RightButton)
 106         else if (e->button() == Qt::RightButton)
 107         {
 108                 deletePreview();
 109                 deleteSnapper();
 110                 init(getStatus() - 1);
 111         }
 112 }
 113
 114 void RS_ActionDrawCircleCR::coordinateEvent(Vector * e)
 115 {
 116         if (e == NULL)
 117                 return;
 118
 119         Vector mouse = *e;
 120
 121         switch (getStatus())
 122         {
 123         case SetCenter:
 124                 data.center = mouse;
 125                 trigger();
 126                 break;
 127
 128         default:
 129                 break;
 130         }
 131 }
 132
 133 void RS_ActionDrawCircleCR::commandEvent(RS_CommandEvent * e)
 134 {
 135         QString c = e->getCommand().toLower();
 136
 137         if (checkCommand("help", c))
 138         {
 139                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 140                         + getAvailableCommands().join(", "));
 141                 return;
 142         }
 143
 144         switch (getStatus())
 145         {
 146         case SetCenter:
 147
 148                 if (checkCommand("radius", c))
 149                 {
 150                         deleteSnapper();
 151                         deletePreview();
 152                         clearPreview();
 153                         setStatus(SetRadius);
 154                 }
 155                 break;
 156
 157         case SetRadius:
 158         {
 159                 bool ok;
 160                 double r = RS_Math::eval(c, &ok);
 161
 162                 if (ok == true)
 163                         data.radius = r;
 164                 else
 165                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 166
 167                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 168                 setStatus(SetCenter);
 169         }
 170         break;
 171
 172         default:
 173                 break;
 174         }
 175 }
 176
 177 QStringList RS_ActionDrawCircleCR::getAvailableCommands()
 178 {
 179         QStringList cmd;
 180
 181         switch (getStatus())
 182         {
 183         case SetCenter:
 184                 cmd += command("radius");
 185                 break;
 186
 187         default:
 188                 break;
 189         }
 190
 191         return cmd;
 192 }
 193
 194 void RS_ActionDrawCircleCR::updateMouseButtonHints()
 195 {
 196         switch (getStatus())
 197         {
 198         case SetCenter:
 199                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify circle center"), tr("Cancel"));
 200                 break;
 201
 202         case SetRadius:
 203                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify circle radius"), tr("Back"));
 204                 break;
 205
 206         default:
 207                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 208                 break;
 209         }
 210 }
 211
 212 void RS_ActionDrawCircleCR::showOptions()
 213 {
 214         RS_ActionInterface::showOptions();
 215
 216         RS_DIALOGFACTORY->requestOptions(this, true);
 217 }
 218
 219 void RS_ActionDrawCircleCR::hideOptions()
 220 {
 221         RS_ActionInterface::hideOptions();
 222
 223         RS_DIALOGFACTORY->requestOptions(this, false);
 224 }
 225
 226 void RS_ActionDrawCircleCR::updateMouseCursor()
 227 {
 228         graphicView->setMouseCursor(RS2::CadCursor);
 229 }
 230
 231 void RS_ActionDrawCircleCR::updateToolBar()
 232 {
 233         if (!isFinished())
 234                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 235         else
 236                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarCircles);
 237 }
 238
 239 double RS_ActionDrawCircleCR::getRadius()
 240 {
 241         return data.radius;
 242 }
 243
 244 void RS_ActionDrawCircleCR::setRadius(double r)
 245 {
 246         data.radius = r;
 247 }
 248