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 "debug.h"
  20 #include "dialogfactory.h"
  21 #include "graphicview.h"
  22 #include "preview.h"
  23
  24 ActionDrawLineHorVert::ActionDrawLineHorVert(EntityContainer & container, GraphicView & graphicView): ActionInterface("Draw horizontal/vertical lines",
  25                 container, graphicView)
  26 {
  27         reset();
  28         DEBUG->print("ActionDrawLineHorVert::constructor");
  29 }
  30
  31 ActionDrawLineHorVert::~ActionDrawLineHorVert()
  32 {
  33 }
  34
  35 void ActionDrawLineHorVert::reset()
  36 {
  37         data = LineData(Vector(false), Vector(false));
  38 }
  39
  40 void ActionDrawLineHorVert::init(int status)
  41 {
  42         ActionInterface::init(status);
  43         reset();
  44         DEBUG->print("ActionDrawLineHorVert::init");
  45 }
  46
  47 void ActionDrawLineHorVert::trigger()
  48 {
  49         ActionInterface::trigger();
  50
  51         Line * line = new Line(container, data);
  52         line->setLayerToActive();
  53         line->setPenToActive();
  54         container->addEntity(line);
  55
  56         // upd. undo list:
  57         if (document != NULL)
  58         {
  59                 document->startUndoCycle();
  60                 document->addUndoable(line);
  61                 document->endUndoCycle();
  62         }
  63
  64         deleteSnapper();
  65         graphicView->moveRelativeZero(Vector(0.0, 0.0));
  66         graphicView->drawEntity(line);
  67         graphicView->moveRelativeZero(line->getMiddlepoint());
  68         DEBUG->print("ActionDrawLineHorVert::trigger():"
  69                 " line added: %d", line->getId());
  70 }
  71
  72 void ActionDrawLineHorVert::mouseMoveEvent(QMouseEvent * e)
  73 {
  74         DEBUG->print("ActionDrawLineHorVert::mouseMoveEvent begin");
  75
  76         Vector mouse = snapPoint(e);
  77
  78         if (getStatus() == SetEndpoint && p1.valid)
  79         {
  80                 Vector p2x = Vector(mouse.x, p1.y);
  81                 Vector p2y = Vector(p1.x, mouse.y);
  82
  83                 if (mouse.distanceTo(p2y) > mouse.distanceTo(p2x))
  84                         p2 = p2x;
  85                 else
  86                         p2 = p2y;
  87
  88                 deletePreview();
  89                 clearPreview();
  90                 data = LineData(p1, p2);
  91 //              preview->addEntity(new Line(preview, data));
  92                 drawPreview();
  93         }
  94
  95         DEBUG->print("ActionDrawLineHorVert::mouseMoveEvent end");
  96 }
  97
  98 void ActionDrawLineHorVert::mouseReleaseEvent(QMouseEvent * e)
  99 {
 100         if (e->button() == Qt::LeftButton)
 101         {
 102                 Vector mouse = snapPoint(e);
 103
 104                 switch (getStatus())
 105                 {
 106                 case SetStartpoint:
 107                         p1 = mouse;
 108                         setStatus(SetEndpoint);
 109                         break;
 110
 111                 case SetEndpoint:
 112                         p2 = mouse;
 113                         trigger();
 114                         setStatus(SetStartpoint);
 115                         break;
 116
 117                 default:
 118                         break;
 119                 }
 120         }
 121         else if (e->button() == Qt::RightButton)
 122         {
 123                 deletePreview();
 124                 deleteSnapper();
 125                 init(getStatus() - 1);
 126         }
 127 }
 128
 129 void ActionDrawLineHorVert::updateMouseButtonHints()
 130 {
 131         switch (getStatus())
 132         {
 133         case SetStartpoint:
 134                 DIALOGFACTORY->updateMouseWidget(tr("Specify first point"), tr("Cancel"));
 135                 break;
 136
 137         case SetEndpoint:
 138                 DIALOGFACTORY->updateMouseWidget(tr("Specify second point"), tr("Back"));
 139                 break;
 140
 141         default:
 142                 DIALOGFACTORY->updateMouseWidget("", "");
 143                 break;
 144         }
 145 }
 146
 147 void ActionDrawLineHorVert::updateMouseCursor()
 148 {
 149         graphicView->setMouseCursor(RS2::CadCursor);
 150 }
 151
 152 void ActionDrawLineHorVert::updateToolBar()
 153 {
 154         if (!isFinished())
 155                 DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 156         else
 157                 DIALOGFACTORY->requestToolBar(RS2::ToolBarLines);
 158 }