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

   1 // actioninfoarea.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 // Portions copyright (C) 2001-2003 RibbonSoft
   7 // Copyright (C) 2010 Underground Software
   8 // See the README and GPLv2 files for licensing and warranty information
   9 //
  10 // JLH = James L. Hammons <jlhamm@acm.org>
  11 //
  12 // Who  When        What
  13 // ---  ----------  -----------------------------------------------------------
  14 // JLH  06/04/2010  Added this text. :-)
  15 //
  16
  17 #include "actioninfoarea.h"
  18
  19 #include "rs_dialogfactory.h"
  20 #include "graphicview.h"
  21 #include "rs_preview.h"
  22
  23 ActionInfoArea::ActionInfoArea(RS_EntityContainer & container, GraphicView & graphicView): ActionInterface("Info Area",
  24                 container, graphicView)
  25 {
  26 }
  27
  28 ActionInfoArea::~ActionInfoArea()
  29 {
  30 }
  31
  32 void ActionInfoArea::init(int status)
  33 {
  34         ActionInterface::init(status);
  35
  36         currentLine = NULL;
  37         closingLine = NULL;
  38
  39         //std::cout << "ActionInfoArea::init: " << status << "\n";
  40 }
  41
  42 void ActionInfoArea::trigger()
  43 {
  44         RS_DEBUG->print("ActionInfoArea::trigger()");
  45
  46         if (ia.isValid())
  47         {
  48                 ia.close();
  49                 ia.calculate();
  50                 double area = ia.getArea();
  51                 double circ = ia.getCircumference();
  52
  53                 RS_DEBUG->print("ActionInfoArea::trigger: area: %f", area);
  54                 RS_DIALOGFACTORY->commandMessage(tr("Area: %1").arg(area));
  55                 RS_DIALOGFACTORY->commandMessage(tr("Circumference: %1").arg(circ));
  56         }
  57
  58         ia.reset();
  59
  60         /*
  61            if (point1.valid && point2.valid) {
  62             double dist = point1.distanceTo(point2);
  63             QString str;
  64             str.sprintf("%.6f", dist);
  65             RS_DIALOGFACTORY->commandMessage(tr("Distance: %1").arg(str));
  66            }
  67          */
  68 }
  69
  70 void ActionInfoArea::mouseMoveEvent(QMouseEvent * e)
  71 {
  72         //RS_DEBUG->print("ActionInfoArea::mouseMoveEvent begin");
  73
  74         if (getStatus() == SetFirstPoint
  75             || getStatus() == SetNextPoint)
  76         {
  77                 Vector mouse = snapPoint(e);
  78
  79                 switch (getStatus())
  80                 {
  81                 case SetFirstPoint:
  82                         break;
  83
  84                 case SetNextPoint:
  85
  86                         if (prev.valid)
  87                         {
  88                                 deletePreview();
  89
  90                                 if (currentLine)
  91                                 {
  92 //                                      preview->removeEntity(currentLine);
  93                                         currentLine = NULL;
  94                                 }
  95
  96                                 if (closingLine)
  97                                 {
  98 //                                      preview->removeEntity(closingLine);
  99                                         closingLine = NULL;
 100                                 }
 101
 102 //                              currentLine = new RS_Line(preview, RS_LineData(prev, mouse));
 103 //                              preview->addEntity(currentLine);
 104
 105 //                              if (preview->count() > 1)
 106 //                              {
 107 //                                      closingLine = new RS_Line(preview, RS_LineData(mouse, point1));
 108 //                                      preview->addEntity(closingLine);
 109 //                              }
 110
 111                                 drawPreview();
 112                         }
 113                         break;
 114
 115                 default:
 116                         break;
 117                 }
 118         }
 119 }
 120
 121 void ActionInfoArea::mouseReleaseEvent(QMouseEvent * e)
 122 {
 123         if (e->button() == Qt::LeftButton)
 124         {
 125                 Vector ce(snapPoint(e));
 126                 coordinateEvent(&ce);
 127         }
 128         else if (e->button() == Qt::RightButton)
 129         {
 130                 // close the polygon (preview)
 131                 if (getStatus() == SetNextPoint && prev.valid)
 132                 {
 133                         deletePreview();
 134
 135                         if (currentLine != NULL)
 136                         {
 137 //                              preview->removeEntity(currentLine);
 138                                 currentLine = NULL;
 139                         }
 140
 141                         if (closingLine != NULL)
 142                         {
 143 //                              preview->removeEntity(closingLine);
 144                                 closingLine = NULL;
 145                         }
 146
 147 //                      currentLine = new RS_Line(preview, RS_LineData(prev, point1));
 148 //                      preview->addEntity(currentLine);
 149                         drawPreview();
 150                 }
 151
 152                 deleteSnapper();
 153                 trigger();
 154                 init(getStatus() - 1);
 155         }
 156 }
 157
 158 void ActionInfoArea::coordinateEvent(Vector * e)
 159 {
 160         if (e == NULL)
 161                 return;
 162
 163         Vector mouse = *e;
 164
 165         switch (getStatus())
 166         {
 167         case SetFirstPoint:
 168                 point1 = mouse;
 169
 170                 deletePreview();
 171                 clearPreview();
 172
 173                 ia.addPoint(mouse);
 174                 RS_DIALOGFACTORY->commandMessage(tr("Point: %1/%2").arg(mouse.x).arg(mouse.y));
 175
 176                 graphicView->moveRelativeZero(point1);
 177                 prev = mouse;
 178
 179                 setStatus(SetNextPoint);
 180                 break;
 181
 182         case SetNextPoint:
 183
 184                 if (point1.valid)
 185                 {
 186                         ia.addPoint(mouse);
 187                         RS_DIALOGFACTORY->commandMessage(tr("Point: %1/%2").arg(mouse.x).arg(mouse.y));
 188
 189                         currentLine = NULL;
 190
 191                         graphicView->moveRelativeZero(mouse);
 192                         prev = mouse;
 193
 194                         // automatically detect that the polyline is now closed
 195                         if (ia.isClosed())
 196                         {
 197                                 trigger();
 198                                 setStatus(SetFirstPoint);
 199                         }
 200                 }
 201                 break;
 202
 203         default:
 204                 break;
 205         }
 206 }
 207
 208 void ActionInfoArea::updateMouseButtonHints()
 209 {
 210         switch (getStatus())
 211         {
 212         case SetFirstPoint:
 213                 RS_DIALOGFACTORY->updateMouseWidget(
 214                         tr("Specify first point of polygon"),
 215                         tr("Cancel"));
 216                 break;
 217
 218         case SetNextPoint:
 219                 RS_DIALOGFACTORY->updateMouseWidget(
 220                         tr("Specify next point of polygon"),
 221                         tr("Terminate"));
 222                 break;
 223
 224         default:
 225                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 226                 break;
 227         }
 228 }
 229
 230 void ActionInfoArea::updateMouseCursor()
 231 {
 232         graphicView->setMouseCursor(RS2::CadCursor);
 233 }
 234
 235 void ActionInfoArea::updateToolBar()
 236 {
 237         switch (getStatus())
 238         {
 239         case SetFirstPoint:
 240         case SetNextPoint:
 241                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 242                 break;
 243
 244         default:
 245                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarInfo);
 246                 break;
 247         }
 248 }