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

   1 // rs_actiondimdiametric.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_actiondimdiametric.h"
  16
  17 #include "rs_graphicview.h"
  18 #include "rs_dialogfactory.h"
  19 #include "rs_preview.h"
  20
  21 RS_ActionDimDiametric::RS_ActionDimDiametric(RS_EntityContainer & container, RS_GraphicView & graphicView): RS_ActionDimension("Draw Diametric Dimensions",
  22                 container, graphicView)
  23 {
  24         reset();
  25 }
  26
  27 RS_ActionDimDiametric::~RS_ActionDimDiametric()
  28 {
  29 }
  30
  31 /*virtual*/ RS2::ActionType RS_ActionDimDiametric::rtti()
  32 {
  33         return RS2::ActionDimDiametric;
  34 }
  35
  36 void RS_ActionDimDiametric::reset()
  37 {
  38         RS_ActionDimension::reset();
  39         edata = RS_DimDiametricData(Vector(false), 0.0);
  40         entity = NULL;
  41         pos = Vector(false);
  42         RS_DIALOGFACTORY->requestOptions(this, true, true);
  43 }
  44
  45 void RS_ActionDimDiametric::trigger()
  46 {
  47         RS_PreviewActionInterface::trigger();
  48
  49         preparePreview();
  50
  51         if (entity != NULL)
  52         {
  53                 RS_DimDiametric * newEntity = NULL;
  54
  55                 newEntity = new RS_DimDiametric(container,
  56                                 data,
  57                                 edata);
  58
  59                 newEntity->setLayerToActive();
  60                 newEntity->setPenToActive();
  61                 newEntity->update();
  62                 container->addEntity(newEntity);
  63
  64                 // upd. undo list:
  65                 if (document != NULL)
  66                 {
  67                         document->startUndoCycle();
  68                         document->addUndoable(newEntity);
  69                         document->endUndoCycle();
  70                 }
  71                 deleteSnapper();
  72                 Vector rz = graphicView->getRelativeZero();
  73                 graphicView->moveRelativeZero(Vector(0.0, 0.0));
  74                 graphicView->drawEntity(newEntity);
  75                 graphicView->moveRelativeZero(rz);
  76         }
  77         else
  78                 RS_DEBUG->print("RS_ActionDimDiametric::trigger:"
  79                         " Entity is NULL\n");
  80 }
  81
  82 void RS_ActionDimDiametric::preparePreview()
  83 {
  84         if (entity != NULL)
  85         {
  86                 double radius = 0.0;
  87                 Vector center = Vector(false);
  88
  89                 if (entity->rtti() == RS2::EntityArc)
  90                 {
  91                         radius = ((RS_Arc *)entity)->getRadius();
  92                         center = ((RS_Arc *)entity)->getCenter();
  93                 }
  94                 else if (entity->rtti() == RS2::EntityCircle)
  95                 {
  96                         radius = ((RS_Circle *)entity)->getRadius();
  97                         center = ((RS_Circle *)entity)->getCenter();
  98                 }
  99                 double angle = center.angleTo(pos);
 100
 101                 data.definitionPoint.setPolar(radius, angle + M_PI);
 102                 data.definitionPoint += center;
 103
 104                 edata.definitionPoint.setPolar(radius, angle);
 105                 edata.definitionPoint += center;
 106         }
 107 }
 108
 109 void RS_ActionDimDiametric::mouseMoveEvent(QMouseEvent * e)
 110 {
 111         RS_DEBUG->print("RS_ActionDimDiametric::mouseMoveEvent begin");
 112
 113         Vector mouse(graphicView->toGraphX(e->x()), graphicView->toGraphY(e->y()));
 114
 115         switch (getStatus())
 116         {
 117         case SetEntity:
 118                 entity = catchEntity(e, RS2::ResolveAll);
 119                 break;
 120
 121         case SetPos:
 122
 123                 if (entity != NULL)
 124                 {
 125                         pos = snapPoint(e);
 126
 127                         preparePreview();
 128                         RS_DimDiametric * d = new RS_DimDiametric(preview, data, edata);
 129                         d->update();
 130
 131                         deletePreview();
 132                         clearPreview();
 133                         preview->addEntity(d);
 134                         drawPreview();
 135                 }
 136                 break;
 137
 138         default:
 139                 break;
 140         }
 141
 142         RS_DEBUG->print("RS_ActionDimDiametric::mouseMoveEvent end");
 143 }
 144
 145 void RS_ActionDimDiametric::mouseReleaseEvent(QMouseEvent * e)
 146 {
 147         if (e->button() == Qt::LeftButton)
 148         {
 149                 switch (getStatus())
 150                 {
 151                 case SetEntity: {
 152                         RS_Entity * en = catchEntity(e, RS2::ResolveAll);
 153
 154                         if (en != NULL)
 155                         {
 156                                 if (en->rtti() == RS2::EntityArc
 157                                     || en->rtti() == RS2::EntityCircle)
 158                                 {
 159                                         entity = en;
 160                                         Vector center;
 161
 162                                         if (entity->rtti() == RS2::EntityArc)
 163                                                 center =
 164                                                         ((RS_Arc *)entity)->getCenter();
 165                                         else if (entity->rtti() == RS2::EntityCircle)
 166                                                 center =
 167                                                         ((RS_Circle *)entity)->getCenter();
 168                                         graphicView->moveRelativeZero(center);
 169                                         setStatus(SetPos);
 170                                 }
 171                                 else
 172                                         RS_DIALOGFACTORY->commandMessage(tr("Not a circle "
 173                                                         "or arc entity"));
 174                         }
 175                 }
 176                 break;
 177
 178                 case SetPos: {
 179                         Vector ce(snapPoint(e));
 180                         coordinateEvent(&ce);
 181                 }
 182                 break;
 183
 184                 default:
 185                         break;
 186                 }
 187         }
 188         else if (e->button() == Qt::RightButton)
 189         {
 190                 deletePreview();
 191                 deleteSnapper();
 192                 clearPreview();
 193                 init(getStatus() - 1);
 194         }
 195 }
 196
 197 void RS_ActionDimDiametric::coordinateEvent(Vector * e)
 198 {
 199         if (e == NULL)
 200                 return;
 201
 202         switch (getStatus())
 203         {
 204         case SetPos:
 205                 pos = *e;
 206                 trigger();
 207                 reset();
 208                 setStatus(SetEntity);
 209                 break;
 210
 211         default:
 212                 break;
 213         }
 214 }
 215
 216 void RS_ActionDimDiametric::commandEvent(RS_CommandEvent * e)
 217 {
 218         QString c = e->getCommand().toLower();
 219
 220         if (checkCommand("help", c))
 221         {
 222                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 223                         + getAvailableCommands().join(", "));
 224                 return;
 225         }
 226
 227         // setting new text label:
 228         if (getStatus() == SetText)
 229         {
 230                 setText(c);
 231                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 232                 graphicView->enableCoordinateInput();
 233                 setStatus(lastStatus);
 234                 return;
 235         }
 236
 237         // command: text
 238         if (checkCommand("text", c))
 239         {
 240                 lastStatus = (Status)getStatus();
 241                 graphicView->disableCoordinateInput();
 242                 setStatus(SetText);
 243         }
 244
 245         // setting angle
 246         if (getStatus() == SetPos)
 247         {
 248                 bool ok;
 249                 double a = RS_Math::eval(c, &ok);
 250
 251                 if (ok == true)
 252                 {
 253                         pos.setPolar(1.0, RS_Math::deg2rad(a));
 254                         pos += data.definitionPoint;
 255                         trigger();
 256                         reset();
 257                         setStatus(SetEntity);
 258                 }
 259                 else
 260                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 261                 return;
 262         }
 263 }
 264
 265 QStringList RS_ActionDimDiametric::getAvailableCommands()
 266 {
 267         QStringList cmd;
 268
 269         switch (getStatus())
 270         {
 271         case SetEntity:
 272         case SetPos:
 273                 cmd += command("text");
 274                 break;
 275
 276         default:
 277                 break;
 278         }
 279
 280         return cmd;
 281 }
 282
 283 void RS_ActionDimDiametric::updateMouseButtonHints()
 284 {
 285         switch (getStatus())
 286         {
 287         case SetEntity:
 288                 RS_DIALOGFACTORY->updateMouseWidget(tr("Select arc or circle entity"),
 289                         tr("Cancel"));
 290                 break;
 291
 292         case SetPos:
 293                 RS_DIALOGFACTORY->updateMouseWidget(
 294                         tr("Specify dimension line location"), tr("Cancel"));
 295                 break;
 296
 297         case SetText:
 298                 RS_DIALOGFACTORY->updateMouseWidget(tr("Enter dimension text:"), "");
 299                 break;
 300
 301         default:
 302                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 303                 break;
 304         }
 305 }
 306
 307 void RS_ActionDimDiametric::showOptions()
 308 {
 309         RS_ActionInterface::showOptions();
 310
 311         RS_DIALOGFACTORY->requestOptions(this, true);
 312 }
 313
 314 void RS_ActionDimDiametric::hideOptions()
 315 {
 316         RS_ActionInterface::hideOptions();
 317
 318         //RS_DIALOGFACTORY->requestDimDiametricOptions(edata, false);
 319         RS_DIALOGFACTORY->requestOptions(this, false);
 320 }
 321
 322 // EOF