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

   1 // rs_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 // (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 "rs_actiondrawlinerectangle.h"
  16
  17 #include "rs_dialogfactory.h"
  18 #include "rs_graphicview.h"
  19 #include "rs_preview.h"
  20
  21 RS_ActionDrawLineRectangle::RS_ActionDrawLineRectangle(
  22         RS_EntityContainer & container, RS_GraphicView & graphicView):
  23         RS_PreviewActionInterface("Draw rectangles", container, graphicView)
  24 {
  25         reset();
  26 }
  27
  28 RS_ActionDrawLineRectangle::~RS_ActionDrawLineRectangle()
  29 {
  30 }
  31
  32 void RS_ActionDrawLineRectangle::reset()
  33 {
  34         for (int i = 0; i < 4; ++i)
  35                 data[i] = RS_LineData(Vector(false), Vector(false));
  36 }
  37
  38 void RS_ActionDrawLineRectangle::init(int status)
  39 {
  40         RS_PreviewActionInterface::init(status);
  41         reset();
  42 }
  43
  44 void RS_ActionDrawLineRectangle::trigger()
  45 {
  46         RS_PreviewActionInterface::trigger();
  47
  48         RS_Line * line[4];
  49         preparePreview();
  50
  51         // create and add rectangle:
  52         for (int i = 0; i < 4; ++i)
  53         {
  54                 line[i] = new RS_Line(container,
  55                                 data[i]);
  56                 line[i]->setLayerToActive();
  57                 line[i]->setPenToActive();
  58                 container->addEntity(line[i]);
  59         }
  60
  61         // upd. undo list:
  62         if (document != NULL)
  63         {
  64                 document->startUndoCycle();
  65
  66                 for (int i = 0; i < 4; ++i)
  67                         document->addUndoable(line[i]);
  68                 document->endUndoCycle();
  69         }
  70
  71         // upd. view
  72         deleteSnapper();
  73         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  74
  75         for (int i = 0; i < 4; ++i)
  76         {
  77                 graphicView->drawEntity(line[i]);
  78                 RS_DEBUG->print("RS_ActionDrawLineRectangle::trigger():"
  79                         " line added: %d",
  80                         line[i]->getId());
  81         }
  82         graphicView->moveRelativeZero(corner2);
  83 }
  84
  85 void RS_ActionDrawLineRectangle::mouseMoveEvent(QMouseEvent * e)
  86 {
  87         RS_DEBUG->print("RS_ActionDrawLineRectangle::mouseMoveEvent begin");
  88
  89         Vector mouse = snapPoint(e);
  90
  91         if (getStatus() == SetCorner2 && corner1.valid)
  92         {
  93                 corner2 = mouse;
  94                 deletePreview();
  95                 clearPreview();
  96
  97                 preparePreview();
  98
  99                 for (int i = 0; i < 4; ++i)
 100                         preview->addEntity(new RS_Line(preview, data[i]));
 101                 drawPreview();
 102         }
 103
 104         RS_DEBUG->print("RS_ActionDrawLineRectangle::mouseMoveEvent end");
 105 }
 106
 107 void RS_ActionDrawLineRectangle::mouseReleaseEvent(QMouseEvent * e)
 108 {
 109         if (RS2::qtToRsButtonState(e->button()) == RS2::LeftButton)
 110         {
 111                 Vector ce(snapPoint(e));
 112                 coordinateEvent(&ce);
 113         }
 114         else if (RS2::qtToRsButtonState(e->button()) == RS2::RightButton)
 115         {
 116                 deletePreview();
 117                 deleteSnapper();
 118                 init(getStatus() - 1);
 119         }
 120 }
 121
 122 void RS_ActionDrawLineRectangle::preparePreview()
 123 {
 124         data[0] = RS_LineData(corner1, Vector(corner2.x, corner1.y));
 125         data[1] = RS_LineData(Vector(corner2.x, corner1.y), corner2);
 126         data[2] = RS_LineData(corner2, Vector(corner1.x, corner2.y));
 127         data[3] = RS_LineData(Vector(corner1.x, corner2.y), corner1);
 128 }
 129
 130 void RS_ActionDrawLineRectangle::coordinateEvent(Vector * e)
 131 {
 132         if (e == NULL)
 133                 return;
 134
 135         Vector mouse = *e;
 136
 137         switch (getStatus())
 138         {
 139         case SetCorner1:
 140                 corner1 = mouse;
 141                 graphicView->moveRelativeZero(mouse);
 142                 setStatus(SetCorner2);
 143                 break;
 144
 145         case SetCorner2:
 146                 corner2 = mouse;
 147                 trigger();
 148                 setStatus(SetCorner1);
 149                 break;
 150
 151         default:
 152                 break;
 153         }
 154 }
 155
 156 void RS_ActionDrawLineRectangle::commandEvent(RS_CommandEvent * e)
 157 {
 158         QString c = e->getCommand().toLower();
 159
 160         if (checkCommand("help", c))
 161         {
 162                 if (RS_DIALOGFACTORY != NULL)
 163                         RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 164                                 + getAvailableCommands().join(", "));
 165                 return;
 166         }
 167 }
 168
 169 QStringList RS_ActionDrawLineRectangle::getAvailableCommands()
 170 {
 171         QStringList cmd;
 172         return cmd;
 173 }
 174
 175 void RS_ActionDrawLineRectangle::updateMouseButtonHints()
 176 {
 177         if (RS_DIALOGFACTORY != NULL)
 178         {
 179                 switch (getStatus())
 180                 {
 181                 case SetCorner1:
 182                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify first corner"),
 183                                 tr("Cancel"));
 184                         break;
 185
 186                 case SetCorner2:
 187                         RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second corner"),
 188                                 tr("Back"));
 189                         break;
 190
 191                 default:
 192                         RS_DIALOGFACTORY->updateMouseWidget("", "");
 193                         break;
 194                 }
 195         }
 196 }
 197
 198 void RS_ActionDrawLineRectangle::updateMouseCursor()
 199 {
 200         graphicView->setMouseCursor(RS2::CadCursor);
 201 }
 202
 203 void RS_ActionDrawLineRectangle::updateToolBar()
 204 {
 205         if (RS_DIALOGFACTORY != NULL)
 206         {
 207                 if (!isFinished())
 208                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 209                 else
 210                         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 211         }
 212 }
 213
 214 // EOF