File indexing completed on 2024-04-28 15:35:31

 /***************************************************************************
                                cmapclipboard.cpp
                              -------------------
     begin                : Wed Jul 3 2002
     copyright            : (C) 2002 by Kmud Developer Team
     email                : kmud-devel@kmud.de
  ***************************************************************************/
 
 /***************************************************************************
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 #include "cmapclipboard.h"
 
 #include <kactioncollection.h>
 #include <KLocalizedString>
 
 #include <QAction>
 #include <QDebug>
 
 #include "cmapmanager.h"
 #include "cmappath.h"
 #include "cmapzone.h"
 #include "cmaptext.h"
 #include "cmaproom.h"
 #include "cmaplevel.h"
 #include "cmapview.h"
 #include "cmapcmdelementcreate.h"
 #include "cmapcmdelementproperties.h"
 
 #include "kmemconfig.h"
 
 CMapClipboard::CMapClipboard(CMapManager *mapManager, CMapView *view, QObject *parent) :
   QObject(parent),
   m_mapManager(mapManager),
   m_view(view),
   m_parent(parent)
 {
     qDebug() << "CMapClipboard::CMapClipboard constructor begins";
 
     m_clipboard = nullptr;
     initActions();
     qDebug() << "CMapClipboard::CMapClipboard constructor ends";
 }
 
 CMapClipboard::~CMapClipboard()
 {
     if (m_clipboard)
         delete m_clipboard;
 }
 
 /** This is used to create the clipboard actions */
 void CMapClipboard::initActions(void)
 {
   // Edit menu
   KActionCollection *acol = m_view->actionCollection();
 
   m_editSelectAll = new QAction (m_parent);
   m_editSelectAll->setText (i18n ("Select All"));
   connect (m_editSelectAll, SIGNAL (triggered ()), this, SLOT (slotSelectAll ()));
   acol->addAction ("editSelectAll", m_editSelectAll);
   m_editUnselectAll = new QAction (m_parent);
   m_editUnselectAll->setText (i18n ("Unselect All"));
   connect (m_editUnselectAll, SIGNAL (triggered ()), this, SLOT (slotUnselectAll ()));
   acol->addAction ("editUnselectAll", m_editUnselectAll);
   m_editSelectInvert = new QAction (m_parent);
   m_editSelectInvert->setText (i18n ("Invert Selection"));
   connect (m_editSelectInvert, SIGNAL (triggered ()), this, SLOT (slotInvertSelection ()));
   acol->addAction ("editSelectInvert", m_editSelectInvert);
   m_editDelete = new QAction (m_parent);
   m_editDelete->setText (i18n ("Delete"));
   connect (m_editDelete, SIGNAL (triggered ()), this, SLOT (slotDelete ()));
   acol->addAction ("editDelete", m_editDelete);
   m_editCopy = new QAction (m_parent);
   m_editCopy->setText (i18n ("Copy"));
   connect (m_editCopy, SIGNAL (triggered ()), this, SLOT (slotCopy ()));
   acol->addAction ("editCopy", m_editCopy);
   m_editCut = new QAction (m_parent);
   m_editCut->setText (i18n ("Cut"));
   connect (m_editCut, SIGNAL (triggered ()), this, SLOT (slotCut ()));
   acol->addAction ("editCut", m_editCut);
   m_editPaste = new QAction (m_parent);
   m_editPaste->setText (i18n ("Paste"));
   connect (m_editPaste, SIGNAL (triggered ()), this, SLOT (slotPaste ()));
   acol->addAction ("editPaste", m_editPaste);
 }
 
 /** This method is used to set the enabled start of the actions */
 void CMapClipboard::enableActions(bool enabled)
 {
     m_editSelectAll->setEnabled(enabled);
     m_editUnselectAll->setEnabled(enabled);
     m_editSelectInvert->setEnabled(enabled);
     m_editDelete->setEnabled(enabled);
     m_editCopy->setEnabled(enabled);
     m_editCut->setEnabled(enabled);
     m_editPaste->setEnabled(enabled);
 }
 
 /** This method is called to copy the selected elements into the clipboard */
 void CMapClipboard::slotCopy()
 {
   if (m_clipboard)
     delete m_clipboard;
 
   m_clipboard = new KMemConfig();
 
   if (m_mapManager->getActiveView())
   {
     int group = 0;
     // Copy all the elements except for paths that are selected
     CMapLevel *level = m_mapManager->getActiveView()->getCurrentlyViewedLevel();
     QList<CMapElement *> lst = level->getAllElements();
     foreach (CMapElement *element, lst)
     {
       if (!element->getSelected()) continue;
       group++;
       QString grp = QString::number(group);
       KConfigGroup clipGroup = m_clipboard->group(grp);
 
       switch (element->getElementType())
       {
         case ROOM : {
                       CMapRoom *room = (CMapRoom *)element;
                       room->saveProperties(clipGroup);
                       clipGroup.deleteEntry("RoomID");
                       clipGroup.writeEntry("LabelPos",(int)CMapRoom::HIDE);
                     }
                     break;
         case TEXT : if (!((CMapText *)element)->getLinkElement())
                     {
                       element->saveProperties(clipGroup);
                       clipGroup.deleteEntry("TextID");
                     }
                     break;
         default   : break;
       }
     }
 
     // Copy all the path elements into the clipboard
     int pathGroup = 0;
 
     for (unsigned int idx = 0; idx < m_mapManager->getZone()->levelCount(); ++idx)
     {
       CMapLevel *level = m_mapManager->getZone()->getLevel(idx);
 
       foreach (CMapRoom *room, *level->getRoomList())
       {
         foreach (CMapPath *path, *room->getPathList())
         {
           if ((path->getSrcRoom()->getSelected() || path->getSrcRoom()->getZone()->getSelected()) &&
               (path->getDestRoom()->getSelected() || path->getDestRoom()->getZone()->getSelected()))
           { 
             copyPath (&pathGroup,path);
           }
         }
       }
     }
 
     // Copy all the linked text elements
     int linkGroup =0;
 
     foreach (CMapElement *element, lst)
     {
       if (element->getSelected() && element->getElementType()==TEXT)
       {
         CMapText *text = (CMapText *)element;
         CMapElement *link = text->getLinkElement();
         if (link)
         {
           linkGroup++;
           QString grp = "LINK" + QString::number(linkGroup);
           KConfigGroup clipGroup = m_clipboard->group(grp);
 
           text->saveProperties(clipGroup);
 
           clipGroup.writeEntry("LinkLevelNum",link->getLevel()->getNumber());
 
           clipGroup.writeEntry("LinkX",link->getX());
           clipGroup.writeEntry("LinkY",link->getY());
           clipGroup.writeEntry("LinkZone",link->getZone()->getZoneID());
         }
       }
     }
 
     // Copy the selected paths
     KConfigGroup header = m_clipboard->group("Header");
     header.writeEntry("Elements",group);
     header.writeEntry("Paths",pathGroup);
     header.writeEntry("Links",linkGroup);
   }
 }
 
 /** This method is used to copy a path into the clipboard */                        
 void CMapClipboard::copyPath(int *pathGroup,CMapPath *path)
 {
     (*pathGroup)++;
         QString grp = "PATH" + QString::number(*pathGroup);
         KConfigGroup pGroup = m_clipboard->group(grp);
 
     path->saveProperties(pGroup);
     pGroup.writeEntry("SrcLevelNum",path->getSrcRoom()->getLevel()->getNumber());
     pGroup.writeEntry("DestLevelNum",path->getDestRoom()->getLevel()->getNumber());
     pGroup.writeEntry("SrcX",path->getSrcRoom()->getX());
     pGroup.writeEntry("SrcY",path->getSrcRoom()->getY());
     pGroup.writeEntry("DestX",path->getDestRoom()->getX());
     pGroup.writeEntry("DestY",path->getDestRoom()->getY());
     pGroup.writeEntry("SrcZone",path->getSrcRoom()->getZone()->getZoneID());
     pGroup.writeEntry("DestZone",path->getDestRoom()->getZone()->getZoneID());
 }
 
 /** This method is called to copy the selected elements into the clipboard, then delete them */
 void CMapClipboard::slotCut()
 {
     slotCopy();
     slotDelete();
 }
 
 /** This method is called to paste the elements in the clipboard onto the current map */
 void CMapClipboard::slotPaste()
 {   
     m_mapManager->openCommandGroup("Paste");
     
     if (m_clipboard && m_mapManager->getActiveView())
     {
         pasteElements();
         pastePaths();
         pasteLinks();
     }
 
 
     m_mapManager->closeCommandGroup();
 }
 
 /** This method is used to paste elements that are not paths or linked text elements */
 void CMapClipboard::pasteElements()
 {
 
     // Paste the non path elements
 
     // Get the number of elements in the clipboard  
         KConfigGroup header = m_clipboard->group("Header");
     int elements = header.readEntry("Elements",0);
     if (elements>0)
     {
         // Interate through each element in the clipboard
         for (int i=1;i<=elements; i++)
         {
             // Change to the group for the current element
             QString grp = QString::number(i);
                         KConfigGroup group = m_clipboard->group(grp);
     
             // Get the level number in the zone that the element is to be insterted into
             int levelNum = group.readEntry("LevelNum",-5);
 
             // Get the zone that the element came from
             int orgZone = group.readEntry("Zone",-5);
             if (levelNum == -5 || orgZone == -5)
             {
                 // The level num was not found so this is not a zone copy
             }
             else
             {
                 CMapZone *zone = m_mapManager->getZone();
 
                 // Check to see if the level exists and if not create it
                 CMapLevel *level = nullptr;
                 if (levelNum >= (int)zone->levelCount())
                 {
                     level = m_mapManager->createLevel(UP);
                 }
                 else
                 {
                     level = zone->getLevel(levelNum);
                 }
 
                 // Update the clipboard with the new level that the element is to be pasted into
                 group.writeEntry("Level",level->getLevelID());
             }
 
             // Copy the properties to new properties the remove unwanted keys
             KMemConfig properties;
                         KConfigGroup props = properties.group("Properties");
             group.copyTo(&props);
 
             int x = props.readEntry("X",-5);
             int y = props.readEntry("Y",-5);
 
             props.writeEntry("X",x + m_mapManager->getMapData()->gridSize.width());
             props.writeEntry("Y",y + m_mapManager->getMapData()->gridSize.height());
 
             // Create the command used to add a new element
             CMapCmdElementCreate *command = new CMapCmdElementCreate(m_mapManager,i18n("Paste Element"));
 
             command->addElement(&properties,"Properties");
     
             // Execute the commmand
             m_mapManager->addCommand(command);
 
             // Check the created elements to see if a zone was created
             QList<CMapElement *> *elements = command->getElements();
 
             foreach (CMapElement *el, *elements)
             {
                 // Update the elements properties
                 CMapCmdElementProperties *cmd = new CMapCmdElementProperties(m_mapManager,i18n("Update Properties"),el);
                 cmd->setNewProperties(props);
                 m_mapManager->addCommand(cmd);
             }
         }
     }
 }
 
 /** This method is used to paste path elements */
 void CMapClipboard::pastePaths()
 {
     // Paste the path elements
     // Get the number of elements in the clipboard  
         KConfigGroup header = m_clipboard->group("Header");
     int paths = header.readEntry("Paths",0);
 
     if (paths>0)
     {
         // Interate through each element in the clipboard
         for (int i=1;i<=paths; i++)
         {
             // Change to the group for the current element
             QString grp = "PATH" + QString::number(i);
                         KConfigGroup group = m_clipboard->group(grp);
 
             int srcLevelNum = group.readEntry("SrcLevelNum",-5);
             int destLevelNum = group.readEntry("DestLevelNum",-5);
 
             if (srcLevelNum==-5 || destLevelNum ==-5)
             {
                 // Should never get here
             }
             else
             {
                 // Lookup witch zone the element is to be pasted into
                 CMapZone *zone = m_mapManager->getZone();
 
                 // Check to see if the level exists and if not create it
                 CMapLevel *srcLevel = zone->getLevel(srcLevelNum);
                 CMapLevel *destLevel = zone->getLevel(destLevelNum);
 
                 KMemConfig properties;
                                 KConfigGroup props = properties.group("Properties");
                     group.copyTo(&props);
 
                 int srcX = props.readEntry("SrcX",-5);
                 int srcY = props.readEntry("SrcY",-5);
 
                 srcX+=m_mapManager->getMapData()->gridSize.width();
                 srcY+=m_mapManager->getMapData()->gridSize.height();
 
                 int destX = props.readEntry("DestX",-5);
                 int destY = props.readEntry("DestY",-5);
 
                 destX+=m_mapManager->getMapData()->gridSize.width();
                 destY+=m_mapManager->getMapData()->gridSize.height();
 
                 // Update the clipboard with the new level that the element is to be pasted into
                 props.writeEntry("SrcRoom", srcLevel->findRoomAt(QPoint(srcX,srcY))->getRoomID());
                 props.writeEntry("DestRoom", destLevel->findRoomAt(QPoint(destX,destY))->getRoomID());
                 props.writeEntry("SrcLevel",srcLevel->getLevelID());
                 props.writeEntry("DestLevel",destLevel->getLevelID());
 
                 // Create the command used to add a new element and the execute it
                 CMapCmdElementCreate *command = new CMapCmdElementCreate(m_mapManager,i18n("Paste Path"));
                 command->addElement(&properties);
                 m_mapManager->addCommand(command);
             }
         }
     }
 }
 
 /** This method is used to update linked text elements with the correct properties from the clibboard */
 void CMapClipboard::pasteLinks()
 {
     // Update link elements with the correct properties
         KConfigGroup header = m_clipboard->group("Header");
     int links = header.readEntry("Links",0);
 
     if (links>0)
     {
         // Interate through each element in the clipboard
         for (int i=1;i<=links; i++)
         {
             // Change to the group for the current element
             QString grp = "LINK" + QString::number(i);
                         KConfigGroup group = m_clipboard->group(grp);
 
             int linkLevelNum = group.readEntry("LinkLevelNum",-5);
 
             if (linkLevelNum==-5)
             {
                 // Should never get here
             }
             else
             {
                 // Get the zone that the element came from
                 CMapZone *zone = m_mapManager->getZone();
 
                 // Check to see if the level exists and if not create it
                 CMapLevel *linkLevel = zone->getLevel(linkLevelNum);    
 
                 // Copy link text element properties to new properties
                 KMemConfig properties;
                                 KConfigGroup props = properties.group("Properties");
                     group.copyTo(&props);
 
                 // Get cordianets of text element and linked element, and adjust them for any offsets
                 int x = props.readEntry("LinkX",-5);
                 int y = props.readEntry("LinkY",-5);
 
                 x+=m_mapManager->getMapData()->gridSize.width();
                 y+=m_mapManager->getMapData()->gridSize.height();
 
                 int textX = props.readEntry("X",-5);
                 int textY = props.readEntry("Y",-5);
                 props.writeEntry("X",textX + m_mapManager->getMapData()->gridSize.width());
                 props.writeEntry("Y",textY + m_mapManager->getMapData()->gridSize.height());
 
                 // Setup the properties so that the text element will be linked to the new element
                 CMapElement *link = linkLevel->findElementAt(QPoint(x,y));
                 if (link->getElementType()==ZONE)
                 {
                     props.writeEntry("LinkedID",((CMapZone *)link)->getZoneID());
                 }
                 else
                 {
                     props.writeEntry("LinkedID",((CMapRoom *)link)->getRoomID());
                 }
                 props.writeEntry("LinkedLevel",link->getLevel()->getLevelID());
 
                 // Create the command used to add a new element
                 CMapCmdElementCreate *command = new CMapCmdElementCreate(m_mapManager,i18n("Paste Element"));
                 command->addElement(&properties,"Properties");
                 m_mapManager->addCommand(command);
 
                 // Check the created elements to see if a zone was created
                 QList<CMapElement *> *elements=command->getElements();
 
                 foreach (CMapElement *el, *elements)
                 {
                     // Update the elements properties
                     CMapCmdElementProperties *cmd = new CMapCmdElementProperties(m_mapManager,i18n("Update Properties"),el);
                     cmd->setNewProperties(props);
                     m_mapManager->addCommand(cmd);
                 }
             }
         }
     }
 }
 
 
 /** This slot is called to delete all the selected objects in the current view */
 void CMapClipboard::slotDelete(void)
 {
   m_mapManager->openCommandGroup(i18n("Delete Elements"));
   CMapView *currentView = m_mapManager->getActiveView();
   if (currentView)
   {
     CMapLevel *level = currentView->getCurrentlyViewedLevel();
 
     if (level)
     {
       QList<CMapElement *> lst = level->getAllElements();
       foreach (CMapElement *el, lst)
         if (el->getSelected())
           m_mapManager->deleteElement(el);
     }
   }
 
   m_mapManager->closeCommandGroup();
 }
 
 /** This slot is called when the select all menu option is selected */
 void CMapClipboard::slotSelectAll(void)
 {
   if (m_mapManager->getActiveView())
   {
     CMapLevel *level = m_mapManager->getActiveView()->getCurrentlyViewedLevel();
     QList<CMapElement *> lst = level->getAllElements();
     foreach (CMapElement *element, lst)
       element->setSelected(true);
 
     m_mapManager->levelChanged(level);
   }
 }
 
 /** This slot is called when the unselect all menu option is selected */
 void CMapClipboard::slotUnselectAll(void)
 {
     if (m_mapManager->getActiveView())
     {
         m_mapManager->unselectElements(m_mapManager->getActiveView()->getCurrentlyViewedLevel());
 
         m_mapManager->levelChanged(m_mapManager->getActiveView()->getCurrentlyViewedLevel());
     }
 }
 
 /** This slot is called when the invert selection menu option is called */
 void CMapClipboard::slotInvertSelection(void)
 {
   if (!m_mapManager->getActiveView()) return;
   CMapLevel *level = m_mapManager->getActiveView()->getCurrentlyViewedLevel();
 
   QList<CMapElement *> lst = level->getAllElements();
   foreach (CMapElement *element, lst)
     element->setSelected(!element->getSelected());
 
   m_mapManager->levelChanged(m_mapManager->getActiveView()->getCurrentlyViewedLevel());
 }
 
 #include "moc_cmapclipboard.cpp"