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

   1 // actiondrawlinehorvert.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 "actiondrawlinehorvert.h"
  18
  19 #include "rs_dialogfactory.h"
  20 #include "graphicview.h"
  21 #include "rs_preview.h"
  22
  23 ActionDrawLineHorVert::ActionDrawLineHorVert(RS_EntityContainer & container, GraphicView & graphicView): ActionInterface("Draw horizontal/vertical lines",
  24                 container, graphicView)
  25 {
  26         reset();
  27         RS_DEBUG->print("ActionDrawLineHorVert::constructor");
  28 }
  29
  30 ActionDrawLineHorVert::~ActionDrawLineHorVert()
  31 {
  32 }
  33
  34 void ActionDrawLineHorVert::reset()
  35 {
  36         data = RS_LineData(Vector(false), Vector(false));
  37 }
  38
  39 void ActionDrawLineHorVert::init(int status)
  40 {
  41         ActionInterface::init(status);
  42         reset();
  43         RS_DEBUG->print("ActionDrawLineHorVert::init");
  44 }
  45
  46 void ActionDrawLineHorVert::trigger()
  47 {
  48         ActionInterface::trigger();
  49
  50         RS_Line * line = new RS_Line(container, data);
  51         line->setLayerToActive();
  52         line->setPenToActive();
  53         container->addEntity(line);
  54
  55         // upd. undo list:
  56         if (document != NULL)
  57         {
  58                 document->startUndoCycle();
  59                 document->addUndoable(line);
  60                 document->endUndoCycle();
  61         }
  62
  63         deleteSnapper();
  64         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  65         graphicView->drawEntity(line);
  66         graphicView->moveRelativeZero(line->getMiddlepoint());
  67         RS_DEBUG->print("ActionDrawLineHorVert::trigger():"
  68                 " line added: %d", line->getId());
  69 }
  70
  71 void ActionDrawLineHorVert::mouseMoveEvent(QMouseEvent * e)
  72 {
  73         RS_DEBUG->print("ActionDrawLineHorVert::mouseMoveEvent begin");
  74
  75         Vector mouse = snapPoint(e);
  76
  77         if (getStatus() == SetEndpoint && p1.valid)
  78         {
  79                 Vector p2x = Vector(mouse.x, p1.y);
  80                 Vector p2y = Vector(p1.x, mouse.y);
  81
  82                 if (mouse.distanceTo(p2y) > mouse.distanceTo(p2x))
  83                         p2 = p2x;
  84                 else
  85                         p2 = p2y;
  86
  87                 deletePreview();
  88                 clearPreview();
  89                 data = RS_LineData(p1, p2);
  90 //              preview->addEntity(new RS_Line(preview, data));
  91                 drawPreview();
  92         }
  93
  94         RS_DEBUG->print("ActionDrawLineHorVert::mouseMoveEvent end");
  95 }
  96
  97 void ActionDrawLineHorVert::mouseReleaseEvent(QMouseEvent * e)
  98 {
  99         if (e->button() == Qt::LeftButton)
 100         {
 101                 Vector mouse = snapPoint(e);
 102
 103                 switch (getStatus())
 104                 {
 105                 case SetStartpoint:
 106                         p1 = mouse;
 107                         setStatus(SetEndpoint);
 108                         break;
 109
 110                 case SetEndpoint:
 111                         p2 = mouse;
 112                         trigger();
 113                         setStatus(SetStartpoint);
 114                         break;
 115
 116                 default:
 117                         break;
 118                 }
 119         }
 120         else if (e->button() == Qt::RightButton)
 121         {
 122                 deletePreview();
 123                 deleteSnapper();
 124                 init(getStatus() - 1);
 125         }
 126 }
 127
 128 void ActionDrawLineHorVert::updateMouseButtonHints()
 129 {
 130         switch (getStatus())
 131         {
 132         case SetStartpoint:
 133                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify first point"), tr("Cancel"));
 134                 break;
 135
 136         case SetEndpoint:
 137                 RS_DIALOGFACTORY->updateMouseWidget(tr("Specify second point"), tr("Back"));
 138                 break;
 139
 140         default:
 141                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 142                 break;
 143         }
 144 }
 145
 146 void ActionDrawLineHorVert::updateMouseCursor()
 147 {
 148         graphicView->setMouseCursor(RS2::CadCursor);
 149 }
 150
 151 void ActionDrawLineHorVert::updateToolBar()
 152 {
 153         if (!isFinished())
 154                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 155         else
 156                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 157 }