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

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