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

   1 // actiondrawlinerectangle.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 "actiondrawlinerectangle.h"
  18
  19 #include "rs_commandevent.h"
  20 #include "rs_dialogfactory.h"
  21 #include "graphicview.h"
  22 #include "rs_preview.h"
  23
  24 ActionDrawLineRectangle::ActionDrawLineRectangle(
  25         RS_EntityContainer & container, GraphicView & graphicView):
  26         ActionInterface("Draw rectangles", container, graphicView)
  27 {
  28         reset();
  29 }
  30
  31 ActionDrawLineRectangle::~ActionDrawLineRectangle()
  32 {
  33 }
  34
  35 void ActionDrawLineRectangle::reset()
  36 {
  37         for(int i=0; i<4; i++)
  38                 data[i] = RS_LineData(Vector(false), Vector(false));
  39 }
  40
  41 void ActionDrawLineRectangle::init(int status)
  42 {
  43         ActionInterface::init(status);
  44         reset();
  45 }
  46
  47 void ActionDrawLineRectangle::trigger()
  48 {
  49         ActionInterface::trigger();
  50
  51         RS_Line * line[4];
  52         preparePreview();
  53
  54         // create and add rectangle:
  55         for(int i=0; i<4; i++)
  56         {
  57                 line[i] = new RS_Line(container, data[i]);
  58                 line[i]->setLayerToActive();
  59                 line[i]->setPenToActive();
  60                 container->addEntity(line[i]);
  61         }
  62
  63         // upd. undo list:
  64         if (document)
  65         {
  66                 document->startUndoCycle();
  67
  68                 for(int i=0; i<4; i++)
  69                         document->addUndoable(line[i]);
  70
  71                 document->endUndoCycle();
  72         }
  73
  74         // upd. view
  75         deleteSnapper();
  76         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  77
  78         for(int i=0; i<4; i++)
  79         {
  80                 graphicView->drawEntity(line[i]);
  81                 RS_DEBUG->print("ActionDrawLineRectangle::trigger(): line added: %d",
  82                         line[i]->getId());
  83         }
  84         graphicView->moveRelativeZero(corner2);
  85 }
  86
  87 void ActionDrawLineRectangle::mouseMoveEvent(QMouseEvent * e)
  88 {
  89         RS_DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent begin");
  90
  91         Vector mouse = snapPoint(e);
  92
  93         if (getStatus() == SetCorner2 && corner1.valid)
  94         {
  95                 corner2 = mouse;
  96                 deletePreview();
  97                 clearPreview();
  98
  99                 preparePreview();
 100
 101 //              for(int i=0; i<4; i++)
 102 //                      preview->addEntity(new RS_Line(preview, data[i]));
 103
 104                 drawPreview();
 105         }
 106
 107         RS_DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent end");
 108 }
 109
 110 void ActionDrawLineRectangle::mouseReleaseEvent(QMouseEvent * e)
 111 {
 112         if (e->button() == Qt::LeftButton)
 113         {
 114                 Vector ce(snapPoint(e));
 115                 coordinateEvent(&ce);
 116         }
 117         else if (e->button() == Qt::RightButton)
 118         {
 119                 deletePreview();
 120                 deleteSnapper();
 121                 init(getStatus() - 1);
 122         }
 123 }
 124
 125 void ActionDrawLineRectangle::preparePreview()
 126 {
 127         data[0] = RS_LineData(corner1, Vector(corner2.x, corner1.y));
 128         data[1] = RS_LineData(Vector(corner2.x, corner1.y), corner2);
 129         data[2] = RS_LineData(corner2, Vector(corner1.x, corner2.y));
 130         data[3] = RS_LineData(Vector(corner1.x, corner2.y), corner1);
 131 }
 132
 133 void ActionDrawLineRectangle::coordinateEvent(Vector * e)
 134 {
 135         if (e == NULL)
 136                 return;
 137
 138         Vector mouse = *e;
 139
 140         switch (getStatus())
 141         {
 142         case SetCorner1:
 143                 corner1 = mouse;
 144                 graphicView->moveRelativeZero(mouse);
 145                 setStatus(SetCorner2);
 146                 break;
 147
 148         case SetCorner2:
 149                 corner2 = mouse;
 150                 trigger();
 151                 setStatus(SetCorner1);
 152                 break;
 153
 154         default:
 155                 break;
 156         }
 157 }
 158
 159 void ActionDrawLineRectangle::commandEvent(RS_CommandEvent * e)
 160 {
 161         QString c = e->getCommand().toLower();
 162
 163         if (checkCommand("help", c))
 164         {
 165                 if (RS_DIALOGFACTORY != NULL)
 166                         RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 167                                 + getAvailableCommands().join(", "));
 168                 return;
 169         }
 170 }
 171
 172 QStringList ActionDrawLineRectangle::getAvailableCommands()
 173 {
 174         QStringList cmd;
 175         return cmd;
 176 }
 177
 178 void ActionDrawLineRectangle::updateMouseButtonHints()
 179 {
 180         if (RS_DIALOGFACTORY != NULL)
 181         {
 182                 switch (getStatus())
 183                 {
 184                 case SetCorner1:
 185                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify first corner"),
 186                                 tr("Cancel"));
 187                         break;
 188
 189                 case SetCorner2:
 190                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second corner"),
 191                                 tr("Back"));
 192                         break;
 193
 194                 default:
 195                         RS_DIALOGFACTORY->updateMouseWidget("", "");
 196                         break;
 197                 }
 198         }
 199 }
 200
 201 void ActionDrawLineRectangle::updateMouseCursor()
 202 {
 203         graphicView->setMouseCursor(RS2::CadCursor);
 204 }
 205
 206 void ActionDrawLineRectangle::updateToolBar()
 207 {
 208         if (RS_DIALOGFACTORY != NULL)
 209         {
 210                 if (!isFinished())
 211                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 212                 else
 213                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 214         }
 215 }
 216
 217