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