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

   1 // actioninfoangle.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 "actioninfoangle.h"
  18
  19 #include "rs_dialogfactory.h"
  20 #include "graphicview.h"
  21 #include "rs_information.h"
  22
  23 ActionInfoAngle::ActionInfoAngle(RS_EntityContainer & container, GraphicView & graphicView): ActionInterface("Info Angle",
  24                 container, graphicView)
  25 {
  26 }
  27
  28 ActionInfoAngle::~ActionInfoAngle()
  29 {
  30 }
  31
  32 void ActionInfoAngle::init(int status)
  33 {
  34         ActionInterface::init(status);
  35 }
  36
  37 void ActionInfoAngle::trigger()
  38 {
  39         RS_DEBUG->print("ActionInfoAngle::trigger()");
  40         deleteSnapper();
  41
  42         if (entity1 != NULL && entity2 != NULL)
  43         {
  44                 VectorSolutions sol = RS_Information::getIntersection(entity1, entity2, false);
  45
  46                 if (sol.hasValid())
  47                 {
  48                         intersection = sol.get(0);
  49
  50                         if (intersection.valid && point1.valid && point2.valid)
  51                         {
  52                                 double angle1 = intersection.angleTo(point1);
  53                                 double angle2 = intersection.angleTo(point2);
  54                                 double angle = fabs(angle2 - angle1);
  55
  56                                 QString str;
  57                                 str.sprintf("%.6f", RS_Math::rad2deg(angle));
  58                                 RS_DIALOGFACTORY->commandMessage(tr("Angle: %1%2").arg(str).arg(QChar(0xB0)));
  59                         }
  60                 }
  61                 else
  62                         RS_DIALOGFACTORY->commandMessage(tr("Lines are parallel"));
  63         }
  64 }
  65
  66 void ActionInfoAngle::mouseMoveEvent(QMouseEvent * /*e*/)
  67 {
  68         RS_DEBUG->print("ActionInfoAngle::mouseMoveEvent begin");
  69
  70         switch (getStatus())
  71         {
  72         case SetEntity1:
  73                 break;
  74
  75         case SetEntity2:
  76                 break;
  77
  78         default:
  79                 break;
  80         }
  81
  82         RS_DEBUG->print("ActionInfoAngle::mouseMoveEvent end");
  83 }
  84
  85 void ActionInfoAngle::mouseReleaseEvent(QMouseEvent * e)
  86 {
  87         if (e->button() == Qt::LeftButton)
  88         {
  89                 Vector mouse(graphicView->toGraphX(e->x()), graphicView->toGraphY(e->y()));
  90
  91                 switch (getStatus())
  92                 {
  93                 case SetEntity1:
  94                         entity1 = catchEntity(e);
  95
  96                         if (entity1 != NULL && entity1->rtti() == RS2::EntityLine)
  97                         {
  98                                 point1 = entity1->getNearestPointOnEntity(mouse);
  99                                 setStatus(SetEntity2);
 100                         }
 101
 102                         break;
 103
 104                 case SetEntity2:
 105                         entity2 = catchEntity(e);
 106
 107                         if (entity2 != NULL && entity2->rtti() == RS2::EntityLine)
 108                         {
 109                                 point2 = entity2->getNearestPointOnEntity(mouse);
 110                                 trigger();
 111                                 setStatus(SetEntity1);
 112                         }
 113
 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 ActionInfoAngle::updateMouseButtonHints()
 129 {
 130         switch (getStatus())
 131         {
 132         case SetEntity1:
 133                 RS_DIALOGFACTORY->updateMouseWidget(
 134                         tr("Specify first line"), tr("Cancel"));
 135                 break;
 136
 137         case SetEntity2:
 138                 RS_DIALOGFACTORY->updateMouseWidget(
 139                         tr("Specify second line"), tr("Back"));
 140                 break;
 141
 142         default:
 143                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 144                 break;
 145         }
 146 }
 147
 148 void ActionInfoAngle::updateMouseCursor()
 149 {
 150         graphicView->setMouseCursor(RS2::CadCursor);
 151 }
 152
 153 void ActionInfoAngle::updateToolBar()
 154 {
 155         switch (getStatus())
 156         {
 157         case SetEntity1:
 158         case SetEntity2:
 159                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
 160                 break;
 161
 162         default:
 163                 RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarInfo);
 164                 break;
 165         }
 166 }