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 "debug.h"
  20 #include "dialogfactory.h"
  21 #include "graphicview.h"
  22 #include "preview.h"
  23
  24 ActionInfoArea::ActionInfoArea(EntityContainer & container, GraphicView & graphicView): ActionInterface("Info Area",
  25                 container, graphicView)
  26 {
  27 }
  28
  29 ActionInfoArea::~ActionInfoArea()
  30 {
  31 }
  32
  33 void ActionInfoArea::init(int status)
  34 {
  35         ActionInterface::init(status);
  36
  37         currentLine = NULL;
  38         closingLine = NULL;
  39
  40         //std::cout << "ActionInfoArea::init: " << status << "\n";
  41 }
  42
  43 void ActionInfoArea::trigger()
  44 {
  45         DEBUG->print("ActionInfoArea::trigger()");
  46
  47         if (ia.isValid())
  48         {
  49                 ia.close();
  50                 ia.calculate();
  51                 double area = ia.getArea();
  52                 double circ = ia.getCircumference();
  53
  54                 DEBUG->print("ActionInfoArea::trigger: area: %f", area);
  55                 DIALOGFACTORY->commandMessage(tr("Area: %1").arg(area));
  56                 DIALOGFACTORY->commandMessage(tr("Circumference: %1").arg(circ));
  57         }
  58
  59         ia.reset();
  60
  61         /*
  62            if (point1.valid && point2.valid) {
  63             double dist = point1.distanceTo(point2);
  64             QString str;
  65             str.sprintf("%.6f", dist);
  66             DIALOGFACTORY->commandMessage(tr("Distance: %1").arg(str));
  67            }
  68          */
  69 }
  70
  71 void ActionInfoArea::mouseMoveEvent(QMouseEvent * e)
  72 {
  73         //DEBUG->print("ActionInfoArea::mouseMoveEvent begin");
  74
  75         if (getStatus() == SetFirstPoint
  76             || getStatus() == SetNextPoint)
  77         {
  78                 Vector mouse = snapPoint(e);
  79
  80                 switch (getStatus())
  81                 {
  82                 case SetFirstPoint:
  83                         break;
  84
  85                 case SetNextPoint:
  86
  87                         if (prev.valid)
  88                         {
  89                                 deletePreview();
  90
  91                                 if (currentLine)
  92                                 {
  93 //                                      preview->removeEntity(currentLine);
  94                                         currentLine = NULL;
  95                                 }
  96
  97                                 if (closingLine)
  98                                 {
  99 //                                      preview->removeEntity(closingLine);
 100                                         closingLine = NULL;
 101                                 }
 102
 103 //                              currentLine = new Line(preview, LineData(prev, mouse));
 104 //                              preview->addEntity(currentLine);
 105
 106 //                              if (preview->count() > 1)
 107 //                              {
 108 //                                      closingLine = new Line(preview, LineData(mouse, point1));
 109 //                                      preview->addEntity(closingLine);
 110 //                              }
 111
 112                                 drawPreview();
 113                         }
 114                         break;
 115
 116                 default:
 117                         break;
 118                 }
 119         }
 120 }
 121
 122 void ActionInfoArea::mouseReleaseEvent(QMouseEvent * e)
 123 {
 124         if (e->button() == Qt::LeftButton)
 125         {
 126                 Vector ce(snapPoint(e));
 127                 coordinateEvent(&ce);
 128         }
 129         else if (e->button() == Qt::RightButton)
 130         {
 131                 // close the polygon (preview)
 132                 if (getStatus() == SetNextPoint && prev.valid)
 133                 {
 134                         deletePreview();
 135
 136                         if (currentLine != NULL)
 137                         {
 138 //                              preview->removeEntity(currentLine);
 139                                 currentLine = NULL;
 140                         }
 141
 142                         if (closingLine != NULL)
 143                         {
 144 //                              preview->removeEntity(closingLine);
 145                                 closingLine = NULL;
 146                         }
 147
 148 //                      currentLine = new Line(preview, LineData(prev, point1));
 149 //                      preview->addEntity(currentLine);
 150                         drawPreview();
 151                 }
 152
 153                 deleteSnapper();
 154                 trigger();
 155                 init(getStatus() - 1);
 156         }
 157 }
 158
 159 void ActionInfoArea::coordinateEvent(Vector * e)
 160 {
 161         if (e == NULL)
 162                 return;
 163
 164         Vector mouse = *e;
 165
 166         switch (getStatus())
 167         {
 168         case SetFirstPoint:
 169                 point1 = mouse;
 170
 171                 deletePreview();
 172                 clearPreview();
 173
 174                 ia.addPoint(mouse);
 175                 DIALOGFACTORY->commandMessage(tr("Point: %1/%2").arg(mouse.x).arg(mouse.y));
 176
 177                 graphicView->moveRelativeZero(point1);
 178                 prev = mouse;
 179
 180                 setStatus(SetNextPoint);
 181                 break;
 182
 183         case SetNextPoint:
 184
 185                 if (point1.valid)
 186                 {
 187                         ia.addPoint(mouse);
 188                         DIALOGFACTORY->commandMessage(tr("Point: %1/%2").arg(mouse.x).arg(mouse.y));
 189
 190                         currentLine = NULL;
 191
 192                         graphicView->moveRelativeZero(mouse);
 193                         prev = mouse;
 194
 195                         // automatically detect that the polyline is now closed
 196                         if (ia.isClosed())
 197                         {
 198                                 trigger();
 199                                 setStatus(SetFirstPoint);
 200                         }
 201                 }
 202                 break;
 203
 204         default:
 205                 break;
 206         }
 207 }
 208
 209 void ActionInfoArea::updateMouseButtonHints()
 210 {
 211         switch (getStatus())
 212         {
 213         case SetFirstPoint:
 214                 DIALOGFACTORY->updateMouseWidget(
 215                         tr("Specify first point of polygon"),
 216                         tr("Cancel"));
 217                 break;
 218
 219         case SetNextPoint:
 220                 DIALOGFACTORY->updateMouseWidget(
 221                         tr("Specify next point of polygon"),
 222                         tr("Terminate"));
 223                 break;
 224
 225         default:
 226                 DIALOGFACTORY->updateMouseWidget("", "");
 227                 break;
 228         }
 229 }
 230
 231 void ActionInfoArea::updateMouseCursor()
 232 {
 233         graphicView->setMouseCursor(RS2::CadCursor);
 234 }
 235
 236 void ActionInfoArea::updateToolBar()
 237 {
 238         switch (getStatus())
 239         {
 240         case SetFirstPoint:
 241         case SetNextPoint:
 242                 DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 243                 break;
 244
 245         default:
 246                 DIALOGFACTORY->requestToolBar(RS2::ToolBarInfo);
 247                 break;
 248         }
 249 }