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_debug.h"
  21 #include "rs_dialogfactory.h"
  22 #include "rs_modification.h"
  23
  24 ActionModifyTrimAmount::ActionModifyTrimAmount(
  25         RS_EntityContainer & container, GraphicView & graphicView):
  26         ActionInterface("Trim Entity by a given amount",
  27                 container, graphicView)
  28 {
  29         trimEntity = NULL;
  30         trimCoord = Vector(false);
  31         distance = 0.0;
  32 }
  33
  34 ActionModifyTrimAmount::~ActionModifyTrimAmount()
  35 {
  36 }
  37
  38 /*virtual*/ RS2::ActionType ActionModifyTrimAmount::rtti()
  39 {
  40         return RS2::ActionModifyTrimAmount;
  41 }
  42
  43 void ActionModifyTrimAmount::init(int status)
  44 {
  45         ActionInterface::init(status);
  46
  47 /*      snapMode = RS2::SnapFree;
  48         snapRes = RS2::RestrictNothing;*/
  49 }
  50
  51 void ActionModifyTrimAmount::trigger()
  52 {
  53         RS_DEBUG->print("ActionModifyTrimAmount::trigger()");
  54
  55         if (trimEntity != NULL && trimEntity->isAtomic())
  56         {
  57                 RS_Modification m(*container, graphicView);
  58                 m.trimAmount(trimCoord, (RS_AtomicEntity *)trimEntity, distance);
  59
  60                 trimEntity = NULL;
  61                 setStatus(ChooseTrimEntity);
  62
  63                 RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected());
  64         }
  65 }
  66
  67 void ActionModifyTrimAmount::mouseReleaseEvent(QMouseEvent * e)
  68 {
  69         trimCoord = graphicView->toGraph(e->x(), e->y());
  70         trimEntity = catchEntity(e);
  71
  72         if (e->button() == Qt::LeftButton)
  73         {
  74                 switch (getStatus())
  75                 {
  76                 case ChooseTrimEntity:
  77
  78                         if (trimEntity != NULL && trimEntity->isAtomic())
  79                                 trigger();
  80                         else
  81                         {
  82                                 if (trimEntity == NULL)
  83                                         RS_DIALOGFACTORY->commandMessage(
  84                                                 tr("No entity found. "));
  85                                 else if (trimEntity->rtti() == RS2::EntityInsert)
  86                                         RS_DIALOGFACTORY->commandMessage(
  87                                                 tr("The chosen Entity is in a block. "
  88                                                         "Please edit the block."));
  89                                 else
  90                                         RS_DIALOGFACTORY->commandMessage(
  91                                                 tr("The chosen Entity is not an atomic entity "
  92                                                         "or cannot be trimmed."));
  93                         }
  94                         break;
  95
  96                 default:
  97                         break;
  98                 }
  99         }
 100         else if (e->button() == Qt::RightButton)
 101         {
 102                 deleteSnapper();
 103                 init(getStatus() - 1);
 104         }
 105 }
 106
 107 void ActionModifyTrimAmount::commandEvent(RS_CommandEvent * e)
 108 {
 109         QString c = e->getCommand().toLower();
 110
 111         if (checkCommand("help", c))
 112         {
 113                 RS_DIALOGFACTORY->commandMessage(msgAvailableCommands()
 114                         + getAvailableCommands().join(", "));
 115                 return;
 116         }
 117
 118         switch (getStatus())
 119         {
 120         case ChooseTrimEntity: {
 121                 bool ok;
 122                 double d = RS_Math::eval(c, &ok);
 123
 124                 if (ok == true)
 125                         distance = d;
 126                 else
 127                         RS_DIALOGFACTORY->commandMessage(tr("Not a valid expression"));
 128                 RS_DIALOGFACTORY->requestOptions(this, true, true);
 129                 setStatus(ChooseTrimEntity);
 130         }
 131         break;
 132
 133         default:
 134                 break;
 135         }
 136 }
 137
 138 QStringList ActionModifyTrimAmount::getAvailableCommands()
 139 {
 140         QStringList cmd;
 141
 142         switch (getStatus())
 143         {
 144         case ChooseTrimEntity:
 145                 break;
 146
 147         default:
 148                 break;
 149         }
 150
 151         return cmd;
 152 }
 153
 154 void ActionModifyTrimAmount::showOptions()
 155 {
 156         ActionInterface::showOptions();
 157
 158         RS_DIALOGFACTORY->requestOptions(this, true);
 159 }
 160
 161 void ActionModifyTrimAmount::hideOptions()
 162 {
 163         ActionInterface::hideOptions();
 164
 165         RS_DIALOGFACTORY->requestOptions(this, false);
 166 }
 167
 168 void ActionModifyTrimAmount::updateMouseButtonHints()
 169 {
 170         switch (getStatus())
 171         {
 172         case ChooseTrimEntity:
 173                 RS_DIALOGFACTORY->updateMouseWidget(
 174                         tr("Select entity to trim or enter distance:"), tr("Back"));
 175                 break;
 176
 177         default:
 178                 RS_DIALOGFACTORY->updateMouseWidget("", "");
 179                 break;
 180         }
 181 }
 182
 183 void ActionModifyTrimAmount::updateMouseCursor()
 184 {
 185         graphicView->setMouseCursor(RS2::CadCursor);
 186 }
 187
 188 void ActionModifyTrimAmount::updateToolBar()
 189 {
 190         RS_DIALOGFACTORY->requestToolBar(RS2::ToolBarModify);
 191 }
 192
 193 double ActionModifyTrimAmount::getDistance()
 194 {
 195         return distance;
 196 }
 197
 198 void ActionModifyTrimAmount::setDistance(double d)
 199 {
 200         distance = d;
 201 }