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

   1 // actiondrawlinebisector.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  06/03/2010  Added this text. :-)
  15 //
  16
  17 #include "actiondrawlinebisector.h"
  18
  19 #include "commandevent.h"
  20 #include "creation.h"
  21 #include "debug.h"
  22 #include "dialogfactory.h"
  23 #include "graphicview.h"
  24 #include "preview.h"
  25
  26 ActionDrawLineBisector::ActionDrawLineBisector(EntityContainer & container,
  27         GraphicView & graphicView):
  28         ActionInterface("Draw Bisectors", container, graphicView),
  29         bisector(NULL), line1(NULL), line2(NULL), length(10.0), number(1),
  30         coord1(Vector(false)), coord2(Vector(false)), lastStatus(SetLine1)
  31 {
  32         graphicView.snapper.SetVisible(false);
  33 }
  34
  35 ActionDrawLineBisector::~ActionDrawLineBisector()
  36 {
  37 }
  38
  39 /*virtual*/ RS2::ActionType ActionDrawLineBisector::rtti()
  40 {
  41         return RS2::ActionDrawLineBisector;
  42 }
  43
  44 void ActionDrawLineBisector::trigger()
  45 {
  46         ActionInterface::trigger();
  47         Creation creation(container, graphicView);
  48         creation.createBisector(coord1, coord2, length, number, line1, line2);
  49         graphicView->redraw();
  50 }
  51
  52 void ActionDrawLineBisector::mouseMoveEvent(QMouseEvent * e)
  53 {
  54         DEBUG->print("ActionDrawLineBisector::mouseMoveEvent begin");
  55
  56         Vector mouse = Vector(graphicView->toGraphX(e->x()),
  57                 graphicView->toGraphY(e->y()));
  58
  59         switch (getStatus())
  60         {
  61         case SetLine1:
  62                 break;
  63
  64         case SetLine2:
  65         {
  66                 coord2 = mouse;
  67                 Entity * en = catchEntity(e, RS2::ResolveAll);
  68
  69                 if (en && en->rtti() == RS2::EntityLine)
  70                 {
  71                         line2 = (Line *)en;
  72                         graphicView->preview.clear();
  73                         Creation creation(&(graphicView->preview), NULL, false);
  74                         creation.createBisector(coord1, coord2, length, number, line1, line2);
  75                 }
  76         }
  77                 break;
  78
  79         default:
  80                 break;
  81         }
  82
  83         graphicView->redraw();
  84         DEBUG->print("ActionDrawLineBisector::mouseMoveEvent end");
  85 }
  86
  87 void ActionDrawLineBisector::mouseReleaseEvent(QMouseEvent * e)
  88 {
  89         if (e->button() == Qt::RightButton)
  90         {
  91 //              deletePreview();
  92 //              clearPreview();
  93                 init(getStatus() - 1);
  94         }
  95         else
  96         {
  97                 Vector mouse = Vector(graphicView->toGraphX(e->x()),
  98                         graphicView->toGraphY(e->y()));
  99
 100                 switch (getStatus())
 101                 {
 102                 case SetLine1:
 103                 {
 104                         coord1 = mouse;
 105                         Entity * en = catchEntity(e, RS2::ResolveAll);
 106
 107                         if (en && en->rtti() == RS2::EntityLine)
 108                         {
 109                                 line1 = (Line *)en;
 110                                 setStatus(SetLine2);
 111                         }
 112                 }
 113                         break;
 114
 115                 case SetLine2:
 116                         coord2 = mouse;
 117                         trigger();
 118                         setStatus(SetLine1);
 119                         break;
 120                 }
 121         }
 122 }
 123
 124 void ActionDrawLineBisector::commandEvent(CommandEvent * e)
 125 {
 126         QString c = e->getCommand().toLower();
 127
 128         if (checkCommand("help", c))
 129         {
 130                 DIALOGFACTORY->commandMessage(msgAvailableCommands()
 131                         + getAvailableCommands().join(", "));
 132                 return;
 133         }
 134
 135         switch (getStatus())
 136         {
 137         case SetLine1:
 138         case SetLine2:
 139                 lastStatus = (Status)getStatus();
 140
 141                 if (checkCommand("length", c))
 142                 {
 143 //                      deleteSnapper();
 144 //                      deletePreview();
 145 //                      clearPreview();
 146                         setStatus(SetLength);
 147                 }
 148                 else if (checkCommand("number", c))
 149                 {
 150 //                      deleteSnapper();
 151 //                      deletePreview();
 152 //                      clearPreview();
 153                         setStatus(SetNumber);
 154                 }
 155
 156                 break;
 157
 158         case SetLength:
 159         {
 160                 bool ok;
 161                 double l = Math::eval(c, &ok);
 162
 163                 if (ok)
 164                         length = l;
 165                 else
 166                         DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 167
 168                 DIALOGFACTORY->requestOptions(this, true, true);
 169                 setStatus(lastStatus);
 170         }
 171                 break;
 172
 173         case SetNumber:
 174         {
 175                 bool ok;
 176                 int n = (int)Math::eval(c, &ok);
 177
 178                 if (ok)
 179                         number = n;
 180                 else
 181                         DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 182
 183                 DIALOGFACTORY->requestOptions(this, true, true);
 184                 setStatus(lastStatus);
 185         }
 186                 break;
 187
 188         default:
 189                 break;
 190         }
 191 }
 192
 193 QStringList ActionDrawLineBisector::getAvailableCommands()
 194 {
 195         QStringList cmd;
 196
 197         switch (getStatus())
 198         {
 199         case SetLine1:
 200         case SetLine2:
 201                 cmd += command("length");
 202                 cmd += command("number");
 203                 break;
 204
 205         default:
 206                 break;
 207         }
 208
 209         return cmd;
 210 }
 211
 212 void ActionDrawLineBisector::updateMouseButtonHints()
 213 {
 214         switch (getStatus())
 215         {
 216         case SetLine1:
 217                 DIALOGFACTORY->updateMouseWidget(tr("Select first line"), tr("Cancel"));
 218                 break;
 219
 220         case SetLine2:
 221                 DIALOGFACTORY->updateMouseWidget(tr("Select second line"), tr("Back"));
 222                 break;
 223
 224         case SetLength:
 225                 DIALOGFACTORY->updateMouseWidget(tr("Enter bisector length:"), tr("Back"));
 226                 break;
 227
 228         case SetNumber:
 229                 DIALOGFACTORY->updateMouseWidget(tr("Enter number of bisectors:"), tr("Back"));
 230                 break;
 231
 232         default:
 233                 DIALOGFACTORY->updateMouseWidget("", "");
 234                 break;
 235         }
 236 }
 237
 238 void ActionDrawLineBisector::showOptions()
 239 {
 240         ActionInterface::showOptions();
 241         DIALOGFACTORY->requestOptions(this, true);
 242 }
 243
 244 void ActionDrawLineBisector::hideOptions()
 245 {
 246         ActionInterface::hideOptions();
 247         DIALOGFACTORY->requestOptions(this, false);
 248 }
 249
 250 void ActionDrawLineBisector::updateMouseCursor()
 251 {
 252         graphicView->setMouseCursor(RS2::CadCursor);
 253 }
 254
 255 void ActionDrawLineBisector::updateToolBar()
 256 {
 257         DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 258 }
 259
 260 void ActionDrawLineBisector::setLength(double l)
 261 {
 262         length = l;
 263 }
 264
 265 double ActionDrawLineBisector::getLength()
 266 {
 267         return length;
 268 }
 269
 270 void ActionDrawLineBisector::setNumber(int n)
 271 {
 272         number = n;
 273 }
 274
 275 int ActionDrawLineBisector::getNumber()
 276 {
 277         return number;
 278 }