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

   1 // rs_actiondrawlinepolygon.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_actiondrawlinepolygon.h"
  16
  17 #include "rs_commandevent.h"
  18 #include "rs_creation.h"
  19 #include "rs_dialogfactory.h"
  20 #include "graphicview.h"
  21 #include "rs_preview.h"
  22
  23 RS_ActionDrawLinePolygon::RS_ActionDrawLinePolygon(RS_EntityContainer & container, GraphicView & graphicView): RS_PreviewActionInterface("Draw Polygons",
  24                 container, graphicView)
  25 {
  26         center = Vector(false);
  27         corner = Vector(false);
  28
  29         number = 3;
  30 }
  31
  32 RS_ActionDrawLinePolygon::~RS_ActionDrawLinePolygon()
  33 {
  34 }
  35
  36 /*virtual*/ RS2::ActionType RS_ActionDrawLinePolygon::rtti()
  37 {
  38         return RS2::ActionDrawLinePolygon;
  39 }
  40
  41 void RS_ActionDrawLinePolygon::trigger()
  42 {
  43         RS_PreviewActionInterface::trigger();
  44
  45         deleteSnapper();
  46         deletePreview();
  47         clearPreview();
  48
  49         RS_Creation creation(container, graphicView);
  50         bool ok = creation.createPolygon(center, corner, number);
  51
  52         if (!ok)
  53                 RS_DEBUG->print("RS_ActionDrawLinePolygon::trigger: No polygon added\n");
  54 }
  55
  56 void RS_ActionDrawLinePolygon::mouseMoveEvent(QMouseEvent * e)
  57 {
  58         RS_DEBUG->print("RS_ActionDrawLinePolygon::mouseMoveEvent begin");
  59
  60         Vector mouse = snapPoint(e);
  61
  62         switch (getStatus())
  63         {
  64         case SetCenter:
  65                 break;
  66
  67         case SetCorner:
  68
  69                 if (center.valid)
  70                 {
  71                         corner = mouse;
  72                         deletePreview();
  73                         clearPreview();
  74
  75                         RS_Creation creation(preview, NULL, false);
  76                         creation.createPolygon(center, corner, number);
  77
  78                         drawPreview();
  79                 }
  80                 break;
  81
  82         default:
  83                 break;
  84         }
  85 }
  86
  87 void RS_ActionDrawLinePolygon::mouseReleaseEvent(QMouseEvent * e)
  88 {
  89         if (e->button() == Qt::LeftButton)
  90         {
  91                 Vector ce(snapPoint(e));
  92                 coordinateEvent(&ce);
  93         }
  94         else if (e->button() == Qt::RightButton)
  95         {
  96                 deletePreview();
  97                 clearPreview();
  98                 deleteSnapper();
  99                 init(getStatus() - 1);
 100         }
 101 }
 102
 103 void RS_ActionDrawLinePolygon::coordinateEvent(Vector * e)
 104 {
 105         if (e == NULL)
 106                 return;
 107
 108         Vector mouse = *e;
 109
 110         switch (getStatus())
 111         {
 112         case SetCenter:
 113                 center = mouse;
 114                 setStatus(SetCorner);
 115                 graphicView->moveRelativeZero(mouse);
 116                 break;
 117
 118         case SetCorner:
 119                 corner = mouse;
 120                 trigger();
 121                 break;
 122
 123         default:
 124                 break;
 125         }
 126 }
 127
 128 void RS_ActionDrawLinePolygon::updateMouseButtonHints()
 129 {
 130         if (RS_DIALOGFACTORY != NULL)
 131         {
 132                 switch (getStatus())
 133                 {
 134                 case SetCenter:
 135                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify center"),
 136                                 "");
 137                         break;
 138
 139                 case SetCorner:
 140                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify a corner"), "");
 141                         break;
 142
 143                 case SetNumber:
 144                         RS_DIALOGFACTORY->updateMouseWidget(tr("Enter number:"), "");
 145                         break;
 146
 147                 default:
 148                         RS_DIALOGFACTORY->updateMouseWidget("", "");
 149                         break;
 150                 }
 151         }
 152 }
 153
 154 void RS_ActionDrawLinePolygon::showOptions()
 155 {
 156         RS_ActionInterface::showOptions();
 157
 158         if (RS_DIALOGFACTORY != NULL)
 159                 RS_DIALOGFACTORY->requestOptions(this, true);
 160 }
 161
 162 void RS_ActionDrawLinePolygon::hideOptions()
 163 {
 164         RS_ActionInterface::hideOptions();
 165
 166         if (RS_DIALOGFACTORY != NULL)
 167                 RS_DIALOGFACTORY->requestOptions(this, false);
 168 }
 169
 170 void RS_ActionDrawLinePolygon::commandEvent(RS_CommandEvent * e)
 171 {
 172         QString c = e->getCommand().toLower();
 173
 174         if (checkCommand("help", c))
 175         {
 176                 if (RS_DIALOGFACTORY != NULL)
 177                         RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 178                                 + getAvailableCommands().join(", "));
 179                 return;
 180         }
 181
 182         switch (getStatus())
 183         {
 184         case SetCenter:
 185         case SetCorner:
 186
 187                 if (checkCommand("number", c))
 188                 {
 189                         deleteSnapper();
 190                         deletePreview();
 191                         clearPreview();
 192                         lastStatus = (Status)getStatus();
 193                         setStatus(SetNumber);
 194                 }
 195                 break;
 196
 197         case SetNumber: {
 198                 bool ok;
 199                 int n = c.toInt(&ok);
 200
 201                 if (ok == true)
 202                 {
 203                         if (n > 0 && n < 10000)
 204                                 number = n;
 205                         else if (RS_DIALOGFACTORY != NULL)
 206                                 RS_DIALOGFACTORY->commandMessage(tr("Not a valid number. "
 207                                                 "Try 1..9999"));
 208
 209                 }
 210                 else if (RS_DIALOGFACTORY != NULL)
 211                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 212
 213                 if (RS_DIALOGFACTORY != NULL)
 214                         RS_DIALOGFACTORY->requestOptions(this, true, true);
 215                 setStatus(lastStatus);
 216         }
 217         break;
 218
 219         default:
 220                 break;
 221         }
 222 }
 223
 224 QStringList RS_ActionDrawLinePolygon::getAvailableCommands()
 225 {
 226         QStringList cmd;
 227
 228         switch (getStatus())
 229         {
 230         case SetCenter:
 231         case SetCorner:
 232                 cmd += command("number");
 233                 break;
 234
 235         default:
 236                 break;
 237         }
 238
 239         return cmd;
 240 }
 241
 242 void RS_ActionDrawLinePolygon::updateMouseCursor()
 243 {
 244         graphicView->setMouseCursor(RS2::CadCursor);
 245 }
 246
 247 void RS_ActionDrawLinePolygon::updateToolBar()
 248 {
 249         if (RS_DIALOGFACTORY != NULL)
 250         {
 251                 if (!isFinished())
 252                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 253                 else
 254                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 255         }
 256 }
 257
 258 int RS_ActionDrawLinePolygon::getNumber()
 259 {
 260         return number;
 261 }
 262
 263 void RS_ActionDrawLinePolygon::setNumber(int n)
 264 {
 265         number = n;
 266 }
 267