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

   1 // 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 // 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 "actionmodifytrimamount.h"
  18
  19 #include "rs_commandevent.h"
  20 #include "rs_dialogfactory.h"
  21 #include "rs_modification.h"
  22
  23 ActionModifyTrimAmount::ActionModifyTrimAmount(
  24         RS_EntityContainer & container, GraphicView & graphicView):
  25         ActionInterface("Trim Entity by a given amount",
  26                 container, graphicView)
  27 {
  28         trimEntity = NULL;
  29         trimCoord = Vector(false);
  30         distance = 0.0;
  31 }
  32
  33 ActionModifyTrimAmount::~ActionModifyTrimAmount()
  34 {
  35 }
  36
  37 /*virtual*/ RS2::ActionType ActionModifyTrimAmount::rtti()
  38 {
  39         return RS2::ActionModifyTrimAmount;
  40 }
  41
  42 void ActionModifyTrimAmount::init(int status)
  43 {
  44         ActionInterface::init(status);
  45
  46 /*      snapMode = RS2::SnapFree;
  47         snapRes = RS2::RestrictNothing;*/
  48 }
  49
  50 void ActionModifyTrimAmount::trigger()
  51 {
  52         RS_DEBUG->print("ActionModifyTrimAmount::trigger()");
  53
  54         if (trimEntity != NULL && trimEntity->isAtomic())
  55         {
  56                 RS_Modification m(*container, graphicView);
  57                 m.trimAmount(trimCoord, (RS_AtomicEntity *)trimEntity, distance);
  58
  59                 trimEntity = NULL;
  60                 setStatus(ChooseTrimEntity);
  61
  62                 RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected());
  63         }
  64 }
  65
  66 void ActionModifyTrimAmount::mouseReleaseEvent(QMouseEvent * e)
  67 {
  68         trimCoord = graphicView->toGraph(e->x(), e->y());
  69         trimEntity = catchEntity(e);
  70
  71         if (e->button() == Qt::LeftButton)
  72         {
  73                 switch (getStatus())
  74                 {
  75                 case ChooseTrimEntity:
  76
  77                         if (trimEntity != NULL && trimEntity->isAtomic())
  78                                 trigger();
  79                         else
  80                         {
  81                                 if (trimEntity == NULL)
  82                                         RS_DIALOGFACTORY->commandMessage(
  83                                                 tr("No entity found. "));
  84                                 else if (trimEntity->rtti() == RS2::EntityInsert)
  85                                         RS_DIALOGFACTORY->commandMessage(
  86                                                 tr("The chosen Entity is in a block. "
  87                                                         "Please edit the block."));
  88                                 else
  89                                         RS_DIALOGFACTORY->commandMessage(
  90                                                 tr("The chosen Entity is not an atomic entity "
  91                                                         "or cannot be trimmed."));
  92                         }
  93                         break;
  94
  95                 default:
  96                         break;
  97                 }
  98         }
  99         else if (e->button() == Qt::RightButton)
 100         {
 101                 deleteSnapper();
 102                 init(getStatus() - 1);
 103         }
 104 }
 105
 106 void ActionModifyTrimAmount::commandEvent(RS_CommandEvent * e)
 107 {
 108         QString c = e->getCommand().toLower();
 109
 110         if (checkCommand("help", c))
 111         {
 112                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 113                         + getAvailableCommands().join(", "));
 114                 return;
 115         }
 116
 117         switch (getStatus())
 118         {
 119         case ChooseTrimEntity: {
 120                 bool ok;
 121                 double d = RS_Math::eval(c, &ok);
 122
 123                 if (ok == true)
 124                         distance = d;
 125                 else
 126                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 127                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 128                 setStatus(ChooseTrimEntity);
 129         }
 130         break;
 131
 132         default:
 133                 break;
 134         }
 135 }
 136
 137 QStringList ActionModifyTrimAmount::getAvailableCommands()
 138 {
 139         QStringList cmd;
 140
 141         switch (getStatus())
 142         {
 143         case ChooseTrimEntity:
 144                 break;
 145
 146         default:
 147                 break;
 148         }
 149
 150         return cmd;
 151 }
 152
 153 void ActionModifyTrimAmount::showOptions()
 154 {
 155         ActionInterface::showOptions();
 156
 157         RS_DIALOGFACTORY->requestOptions(this, true);
 158 }
 159
 160 void ActionModifyTrimAmount::hideOptions()
 161 {
 162         ActionInterface::hideOptions();
 163
 164         RS_DIALOGFACTORY->requestOptions(this, false);
 165 }
 166
 167 void ActionModifyTrimAmount::updateMouseButtonHints()
 168 {
 169         switch (getStatus())
 170         {
 171         case ChooseTrimEntity:
 172                 RS_DIALOGFACTORY->updateMouseWidget(
 173                         tr("Select entity to trim or enter distance:"), tr("Back"));
 174                 break;
 175
 176         default:
 177                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 178                 break;
 179         }
 180 }
 181
 182 void ActionModifyTrimAmount::updateMouseCursor()
 183 {
 184         graphicView->setMouseCursor(RS2::CadCursor);
 185 }
 186
 187 void ActionModifyTrimAmount::updateToolBar()
 188 {
 189         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarModify);
 190 }
 191
 192 double ActionModifyTrimAmount::getDistance()
 193 {
 194         return distance;
 195 }
 196
 197 void ActionModifyTrimAmount::setDistance(double d)
 198 {
 199         distance = d;
 200 }