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_commandevent.h"
  18 #include "rs_dialogfactory.h"
  19 #include "rs_modification.h"
  20
  21 RS_ActionModifyTrimAmount::RS_ActionModifyTrimAmount(
  22         RS_EntityContainer & container, GraphicView & graphicView):
  23         RS_ActionInterface("Trim Entity by a given amount",
  24                 container, graphicView)
  25 {
  26         trimEntity = NULL;
  27         trimCoord = Vector(false);
  28         distance = 0.0;
  29 }
  30
  31 RS_ActionModifyTrimAmount::~RS_ActionModifyTrimAmount()
  32 {
  33 }
  34
  35 /*virtual*/ RS2::ActionType RS_ActionModifyTrimAmount::rtti()
  36 {
  37         return RS2::ActionModifyTrimAmount;
  38 }
  39
  40 void RS_ActionModifyTrimAmount::init(int status)
  41 {
  42         RS_ActionInterface::init(status);
  43
  44         snapMode = RS2::SnapFree;
  45         snapRes = RS2::RestrictNothing;
  46 }
  47
  48 void RS_ActionModifyTrimAmount::trigger()
  49 {
  50         RS_DEBUG->print("RS_ActionModifyTrimAmount::trigger()");
  51
  52         if (trimEntity != NULL && trimEntity->isAtomic())
  53         {
  54                 RS_Modification m(*container, graphicView);
  55                 m.trimAmount(trimCoord, (RS_AtomicEntity *)trimEntity, distance);
  56
  57                 trimEntity = NULL;
  58                 setStatus(ChooseTrimEntity);
  59
  60                 RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected());
  61         }
  62 }
  63
  64 void RS_ActionModifyTrimAmount::mouseReleaseEvent(QMouseEvent * e)
  65 {
  66         trimCoord = graphicView->toGraph(e->x(), e->y());
  67         trimEntity = catchEntity(e);
  68
  69         if (e->button() == Qt::LeftButton)
  70         {
  71                 switch (getStatus())
  72                 {
  73                 case ChooseTrimEntity:
  74
  75                         if (trimEntity != NULL && trimEntity->isAtomic())
  76                                 trigger();
  77                         else
  78                         {
  79                                 if (trimEntity == NULL)
  80                                         RS_DIALOGFACTORY->commandMessage(
  81                                                 tr("No entity found. "));
  82                                 else if (trimEntity->rtti() == RS2::EntityInsert)
  83                                         RS_DIALOGFACTORY->commandMessage(
  84                                                 tr("The chosen Entity is in a block. "
  85                                                         "Please edit the block."));
  86                                 else
  87                                         RS_DIALOGFACTORY->commandMessage(
  88                                                 tr("The chosen Entity is not an atomic entity "
  89                                                         "or cannot be trimmed."));
  90                         }
  91                         break;
  92
  93                 default:
  94                         break;
  95                 }
  96         }
  97         else if (e->button() == Qt::RightButton)
  98         {
  99                 deleteSnapper();
 100                 init(getStatus() - 1);
 101         }
 102 }
 103
 104 void RS_ActionModifyTrimAmount::commandEvent(RS_CommandEvent * e)
 105 {
 106         QString c = e->getCommand().toLower();
 107
 108         if (checkCommand("help", c))
 109         {
 110                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 111                         + getAvailableCommands().join(", "));
 112                 return;
 113         }
 114
 115         switch (getStatus())
 116         {
 117         case ChooseTrimEntity: {
 118                 bool ok;
 119                 double d = RS_Math::eval(c, &ok);
 120
 121                 if (ok == true)
 122                         distance = d;
 123                 else
 124                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 125                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 126                 setStatus(ChooseTrimEntity);
 127         }
 128         break;
 129
 130         default:
 131                 break;
 132         }
 133 }
 134
 135 QStringList RS_ActionModifyTrimAmount::getAvailableCommands()
 136 {
 137         QStringList cmd;
 138
 139         switch (getStatus())
 140         {
 141         case ChooseTrimEntity:
 142                 break;
 143
 144         default:
 145                 break;
 146         }
 147
 148         return cmd;
 149 }
 150
 151 void RS_ActionModifyTrimAmount::showOptions()
 152 {
 153         RS_ActionInterface::showOptions();
 154
 155         RS_DIALOGFACTORY->requestOptions(this, true);
 156 }
 157
 158 void RS_ActionModifyTrimAmount::hideOptions()
 159 {
 160         RS_ActionInterface::hideOptions();
 161
 162         RS_DIALOGFACTORY->requestOptions(this, false);
 163 }
 164
 165 void RS_ActionModifyTrimAmount::updateMouseButtonHints()
 166 {
 167         switch (getStatus())
 168         {
 169         case ChooseTrimEntity:
 170                 RS_DIALOGFACTORY->updateMouseWidget(
 171                         tr("Select entity to trim or enter distance:"),
 172                         tr("Back"));
 173                 break;
 174
 175         default:
 176                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 177                 break;
 178         }
 179 }
 180
 181 void RS_ActionModifyTrimAmount::updateMouseCursor()
 182 {
 183         graphicView->setMouseCursor(RS2::CadCursor);
 184 }
 185
 186 void RS_ActionModifyTrimAmount::updateToolBar()
 187 {
 188         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarModify);
 189 }
 190
 191 double RS_ActionModifyTrimAmount::getDistance()
 192 {
 193         return distance;
 194 }
 195
 196 void RS_ActionModifyTrimAmount::setDistance(double d)
 197 {
 198         distance = d;
 199 }