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_commandevent.h"
  18 #include "rs_dialogfactory.h"
  19 #include "graphicview.h"
  20 #include "rs_preview.h"
  21
  22 /**
  23  * Constructor.
  24  */
  25 RS_ActionDrawCircleCR::RS_ActionDrawCircleCR(RS_EntityContainer & container, GraphicView & graphicView): RS_PreviewActionInterface("Draw circles CR",
  26                 container, graphicView)
  27 {
  28         reset();
  29 }
  30
  31 RS_ActionDrawCircleCR::~RS_ActionDrawCircleCR()
  32 {
  33 }
  34
  35 /*virtual*/ RS2::ActionType RS_ActionDrawCircleCR::rtti()
  36 {
  37         return RS2::ActionDrawCircleCR;
  38 }
  39
  40 void RS_ActionDrawCircleCR::reset()
  41 {
  42         data = RS_CircleData(Vector(false), 0.0);
  43 }
  44
  45 void RS_ActionDrawCircleCR::init(int status)
  46 {
  47         RS_PreviewActionInterface::init(status);
  48 }
  49
  50 void RS_ActionDrawCircleCR::trigger()
  51 {
  52         RS_PreviewActionInterface::trigger();
  53
  54         RS_Circle * circle = new RS_Circle(container, data);
  55         circle->setLayerToActive();
  56         circle->setPenToActive();
  57         container->addEntity(circle);
  58
  59         // upd. undo list:
  60         if (document != NULL)
  61         {
  62                 document->startUndoCycle();
  63                 document->addUndoable(circle);
  64                 document->endUndoCycle();
  65         }
  66
  67         deleteSnapper();
  68         Vector rz = graphicView->getRelativeZero();
  69         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  70         graphicView->drawEntity(circle);
  71         graphicView->moveRelativeZero(circle->getCenter());
  72         drawSnapper();
  73
  74         setStatus(SetCenter);
  75
  76         RS_DEBUG->print("RS_ActionDrawCircleCR::trigger(): circle added: %d", circle->getId());
  77 }
  78
  79 void RS_ActionDrawCircleCR::mouseMoveEvent(QMouseEvent * e)
  80 {
  81         RS_DEBUG->print("RS_ActionDrawCircleCR::mouseMoveEvent begin");
  82         Vector mouse = snapPoint(e);
  83
  84         switch (getStatus())
  85         {
  86         case SetCenter:
  87                 data.center = mouse;
  88                 deletePreview();
  89                 clearPreview();
  90                 preview->addEntity(new RS_Circle(preview, data));
  91                 drawPreview();
  92                 break;
  93         }
  94
  95         RS_DEBUG->print("RS_ActionDrawCircleCR::mouseMoveEvent end");
  96 }
  97
  98 void RS_ActionDrawCircleCR::mouseReleaseEvent(QMouseEvent * e)
  99 {
 100 //      if (RS2::qtToRsButtonState(e->button())==RS2::LeftButton)
 101         if (e->button() == Qt::LeftButton)
 102         {
 103                 Vector ce(snapPoint(e));
 104                 coordinateEvent(&ce);
 105         }
 106 //      else if (RS2::qtToRsButtonState(e->button())==RS2::RightButton)
 107         else if (e->button() == Qt::RightButton)
 108         {
 109                 deletePreview();
 110                 deleteSnapper();
 111                 init(getStatus() - 1);
 112         }
 113 }
 114
 115 void RS_ActionDrawCircleCR::coordinateEvent(Vector * e)
 116 {
 117         if (e == NULL)
 118                 return;
 119
 120         Vector mouse = *e;
 121
 122         switch (getStatus())
 123         {
 124         case SetCenter:
 125                 data.center = mouse;
 126                 trigger();
 127                 break;
 128
 129         default:
 130                 break;
 131         }
 132 }
 133
 134 void RS_ActionDrawCircleCR::commandEvent(RS_CommandEvent * e)
 135 {
 136         QString c = e->getCommand().toLower();
 137
 138         if (checkCommand("help", c))
 139         {
 140                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 141                         + getAvailableCommands().join(", "));
 142                 return;
 143         }
 144
 145         switch (getStatus())
 146         {
 147         case SetCenter:
 148
 149                 if (checkCommand("radius", c))
 150                 {
 151                         deleteSnapper();
 152                         deletePreview();
 153                         clearPreview();
 154                         setStatus(SetRadius);
 155                 }
 156                 break;
 157
 158         case SetRadius:
 159         {
 160                 bool ok;
 161                 double r = RS_Math::eval(c, &ok);
 162
 163                 if (ok == true)
 164                         data.radius = r;
 165                 else
 166                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 167
 168                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 169                 setStatus(SetCenter);
 170         }
 171         break;
 172
 173         default:
 174                 break;
 175         }
 176 }
 177
 178 QStringList RS_ActionDrawCircleCR::getAvailableCommands()
 179 {
 180         QStringList cmd;
 181
 182         switch (getStatus())
 183         {
 184         case SetCenter:
 185                 cmd += command("radius");
 186                 break;
 187
 188         default:
 189                 break;
 190         }
 191
 192         return cmd;
 193 }
 194
 195 void RS_ActionDrawCircleCR::updateMouseButtonHints()
 196 {
 197         switch (getStatus())
 198         {
 199         case SetCenter:
 200                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify circle center"), tr("Cancel"));
 201                 break;
 202
 203         case SetRadius:
 204                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify circle radius"), tr("Back"));
 205                 break;
 206
 207         default:
 208                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 209                 break;
 210         }
 211 }
 212
 213 void RS_ActionDrawCircleCR::showOptions()
 214 {
 215         RS_ActionInterface::showOptions();
 216
 217         RS_DIALOGFACTORY->requestOptions(this, true);
 218 }
 219
 220 void RS_ActionDrawCircleCR::hideOptions()
 221 {
 222         RS_ActionInterface::hideOptions();
 223
 224         RS_DIALOGFACTORY->requestOptions(this, false);
 225 }
 226
 227 void RS_ActionDrawCircleCR::updateMouseCursor()
 228 {
 229         graphicView->setMouseCursor(RS2::CadCursor);
 230 }
 231
 232 void RS_ActionDrawCircleCR::updateToolBar()
 233 {
 234         if (!isFinished())
 235                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 236         else
 237                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarCircles);
 238 }
 239
 240 double RS_ActionDrawCircleCR::getRadius()
 241 {
 242         return data.radius;
 243 }
 244
 245 void RS_ActionDrawCircleCR::setRadius(double r)
 246 {
 247         data.radius = r;
 248 }
 249