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

   1 // rs_actionmodifytrimamount.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_actionmodifytrimamount.h"
  16
  17 #include "rs_dialogfactory.h"
  18 #include "rs_modification.h"
  19
  20 RS_ActionModifyTrimAmount::RS_ActionModifyTrimAmount(
  21         RS_EntityContainer & container, RS_GraphicView & graphicView):
  22         RS_ActionInterface("Trim Entity by a given amount",
  23                 container, graphicView)
  24 {
  25         trimEntity = NULL;
  26         trimCoord = Vector(false);
  27         distance = 0.0;
  28 }
  29
  30 RS_ActionModifyTrimAmount::~RS_ActionModifyTrimAmount()
  31 {
  32 }
  33
  34 /*virtual*/ RS2::ActionType RS_ActionModifyTrimAmount::rtti()
  35 {
  36         return RS2::ActionModifyTrimAmount;
  37 }
  38
  39 void RS_ActionModifyTrimAmount::init(int status)
  40 {
  41         RS_ActionInterface::init(status);
  42
  43         snapMode = RS2::SnapFree;
  44         snapRes = RS2::RestrictNothing;
  45 }
  46
  47 void RS_ActionModifyTrimAmount::trigger()
  48 {
  49         RS_DEBUG->print("RS_ActionModifyTrimAmount::trigger()");
  50
  51         if (trimEntity != NULL && trimEntity->isAtomic())
  52         {
  53                 RS_Modification m(*container, graphicView);
  54                 m.trimAmount(trimCoord, (RS_AtomicEntity *)trimEntity, distance);
  55
  56                 trimEntity = NULL;
  57                 setStatus(ChooseTrimEntity);
  58
  59                 RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected());
  60         }
  61 }
  62
  63 void RS_ActionModifyTrimAmount::mouseReleaseEvent(QMouseEvent * e)
  64 {
  65         trimCoord = graphicView->toGraph(e->x(), e->y());
  66         trimEntity = catchEntity(e);
  67
  68         if (e->button() == Qt::LeftButton)
  69         {
  70                 switch (getStatus())
  71                 {
  72                 case ChooseTrimEntity:
  73
  74                         if (trimEntity != NULL && trimEntity->isAtomic())
  75                                 trigger();
  76                         else
  77                         {
  78                                 if (trimEntity == NULL)
  79                                         RS_DIALOGFACTORY->commandMessage(
  80                                                 tr("No entity found. "));
  81                                 else if (trimEntity->rtti() == RS2::EntityInsert)
  82                                         RS_DIALOGFACTORY->commandMessage(
  83                                                 tr("The chosen Entity is in a block. "
  84                                                         "Please edit the block."));
  85                                 else
  86                                         RS_DIALOGFACTORY->commandMessage(
  87                                                 tr("The chosen Entity is not an atomic entity "
  88                                                         "or cannot be trimmed."));
  89                         }
  90                         break;
  91
  92                 default:
  93                         break;
  94                 }
  95         }
  96         else if (e->button() == Qt::RightButton)
  97         {
  98                 deleteSnapper();
  99                 init(getStatus() - 1);
 100         }
 101 }
 102
 103 void RS_ActionModifyTrimAmount::commandEvent(RS_CommandEvent * e)
 104 {
 105         QString c = e->getCommand().toLower();
 106
 107         if (checkCommand("help", c))
 108         {
 109                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 110                         + getAvailableCommands().join(", "));
 111                 return;
 112         }
 113
 114         switch (getStatus())
 115         {
 116         case ChooseTrimEntity: {
 117                 bool ok;
 118                 double d = RS_Math::eval(c, &ok);
 119
 120                 if (ok == true)
 121                         distance = d;
 122                 else
 123                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 124                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 125                 setStatus(ChooseTrimEntity);
 126         }
 127         break;
 128
 129         default:
 130                 break;
 131         }
 132 }
 133
 134 QStringList RS_ActionModifyTrimAmount::getAvailableCommands()
 135 {
 136         QStringList cmd;
 137
 138         switch (getStatus())
 139         {
 140         case ChooseTrimEntity:
 141                 break;
 142
 143         default:
 144                 break;
 145         }
 146
 147         return cmd;
 148 }
 149
 150 void RS_ActionModifyTrimAmount::showOptions()
 151 {
 152         RS_ActionInterface::showOptions();
 153
 154         RS_DIALOGFACTORY->requestOptions(this, true);
 155 }
 156
 157 void RS_ActionModifyTrimAmount::hideOptions()
 158 {
 159         RS_ActionInterface::hideOptions();
 160
 161         RS_DIALOGFACTORY->requestOptions(this, false);
 162 }
 163
 164 void RS_ActionModifyTrimAmount::updateMouseButtonHints()
 165 {
 166         switch (getStatus())
 167         {
 168         case ChooseTrimEntity:
 169                 RS_DIALOGFACTORY->updateMouseWidget(
 170                         tr("Select entity to trim or enter distance:"),
 171                         tr("Back"));
 172                 break;
 173
 174         default:
 175                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 176                 break;
 177         }
 178 }
 179
 180 void RS_ActionModifyTrimAmount::updateMouseCursor()
 181 {
 182         graphicView->setMouseCursor(RS2::CadCursor);
 183 }
 184
 185 void RS_ActionModifyTrimAmount::updateToolBar()
 186 {
 187         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarModify);
 188 }
 189
 190 double RS_ActionModifyTrimAmount::getDistance()
 191 {
 192         return distance;
 193 }
 194
 195 void RS_ActionModifyTrimAmount::setDistance(double d)
 196 {
 197         distance = d;
 198 }