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_debug.h"
  21 #include "rs_dialogfactory.h"
  22 #include "graphicview.h"
  23 #include "rs_preview.h"
  24
  25 ActionDrawLineRectangle::ActionDrawLineRectangle(
  26         RS_EntityContainer & container, GraphicView & graphicView):
  27         ActionInterface("Draw rectangles", container, graphicView)
  28 {
  29         reset();
  30 }
  31
  32 ActionDrawLineRectangle::~ActionDrawLineRectangle()
  33 {
  34 }
  35
  36 void ActionDrawLineRectangle::reset()
  37 {
  38         for(int i=0; i<4; i++)
  39                 data[i] = RS_LineData(Vector(false), Vector(false));
  40 }
  41
  42 void ActionDrawLineRectangle::init(int status)
  43 {
  44         ActionInterface::init(status);
  45         reset();
  46 }
  47
  48 void ActionDrawLineRectangle::trigger()
  49 {
  50         ActionInterface::trigger();
  51
  52         RS_Line * line[4];
  53         preparePreview();
  54
  55         // create and add rectangle:
  56         for(int i=0; i<4; i++)
  57         {
  58                 line[i] = new RS_Line(container, data[i]);
  59                 line[i]->setLayerToActive();
  60                 line[i]->setPenToActive();
  61                 container->addEntity(line[i]);
  62         }
  63
  64         // upd. undo list:
  65         if (document)
  66         {
  67                 document->startUndoCycle();
  68
  69                 for(int i=0; i<4; i++)
  70                         document->addUndoable(line[i]);
  71
  72                 document->endUndoCycle();
  73         }
  74
  75         // upd. view
  76         deleteSnapper();
  77         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  78
  79         for(int i=0; i<4; i++)
  80         {
  81                 graphicView->drawEntity(line[i]);
  82                 RS_DEBUG->print("ActionDrawLineRectangle::trigger(): line added: %d",
  83                         line[i]->getId());
  84         }
  85         graphicView->moveRelativeZero(corner2);
  86 }
  87
  88 void ActionDrawLineRectangle::mouseMoveEvent(QMouseEvent * e)
  89 {
  90         RS_DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent begin");
  91
  92         Vector mouse = snapPoint(e);
  93
  94         if (getStatus() == SetCorner2 && corner1.valid)
  95         {
  96                 corner2 = mouse;
  97                 deletePreview();
  98                 clearPreview();
  99
 100                 preparePreview();
 101
 102 //              for(int i=0; i<4; i++)
 103 //                      preview->addEntity(new RS_Line(preview, data[i]));
 104
 105                 drawPreview();
 106         }
 107
 108         RS_DEBUG->print("ActionDrawLineRectangle::mouseMoveEvent end");
 109 }
 110
 111 void ActionDrawLineRectangle::mouseReleaseEvent(QMouseEvent * e)
 112 {
 113         if (e->button() == Qt::LeftButton)
 114         {
 115                 Vector ce(snapPoint(e));
 116                 coordinateEvent(&ce);
 117         }
 118         else if (e->button() == Qt::RightButton)
 119         {
 120                 deletePreview();
 121                 deleteSnapper();
 122                 init(getStatus() - 1);
 123         }
 124 }
 125
 126 void ActionDrawLineRectangle::preparePreview()
 127 {
 128         data[0] = RS_LineData(corner1, Vector(corner2.x, corner1.y));
 129         data[1] = RS_LineData(Vector(corner2.x, corner1.y), corner2);
 130         data[2] = RS_LineData(corner2, Vector(corner1.x, corner2.y));
 131         data[3] = RS_LineData(Vector(corner1.x, corner2.y), corner1);
 132 }
 133
 134 void ActionDrawLineRectangle::coordinateEvent(Vector * e)
 135 {
 136         if (e == NULL)
 137                 return;
 138
 139         Vector mouse = *e;
 140
 141         switch (getStatus())
 142         {
 143         case SetCorner1:
 144                 corner1 = mouse;
 145                 graphicView->moveRelativeZero(mouse);
 146                 setStatus(SetCorner2);
 147                 break;
 148
 149         case SetCorner2:
 150                 corner2 = mouse;
 151                 trigger();
 152                 setStatus(SetCorner1);
 153                 break;
 154
 155         default:
 156                 break;
 157         }
 158 }
 159
 160 void ActionDrawLineRectangle::commandEvent(RS_CommandEvent * e)
 161 {
 162         QString c = e->getCommand().toLower();
 163
 164         if (checkCommand("help", c))
 165         {
 166                 if (RS_DIALOGFACTORY != NULL)
 167                         RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 168                                 + getAvailableCommands().join(", "));
 169                 return;
 170         }
 171 }
 172
 173 QStringList ActionDrawLineRectangle::getAvailableCommands()
 174 {
 175         QStringList cmd;
 176         return cmd;
 177 }
 178
 179 void ActionDrawLineRectangle::updateMouseButtonHints()
 180 {
 181         if (RS_DIALOGFACTORY != NULL)
 182         {
 183                 switch (getStatus())
 184                 {
 185                 case SetCorner1:
 186                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify first corner"),
 187                                 tr("Cancel"));
 188                         break;
 189
 190                 case SetCorner2:
 191                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second corner"),
 192                                 tr("Back"));
 193                         break;
 194
 195                 default:
 196                         RS_DIALOGFACTORY->updateMouseWidget("", "");
 197                         break;
 198                 }
 199         }
 200 }
 201
 202 void ActionDrawLineRectangle::updateMouseCursor()
 203 {
 204         graphicView->setMouseCursor(RS2::CadCursor);
 205 }
 206
 207 void ActionDrawLineRectangle::updateToolBar()
 208 {
 209         if (RS_DIALOGFACTORY != NULL)
 210         {
 211                 if (!isFinished())
 212                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 213                 else
 214                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 215         }
 216 }
 217
 218