File indexing completed on 2023-10-01 04:14:08

 /***************************************************************************
                                cmaproom.cpp
                              -------------------
     begin                : Sat Mar 10 2001
     copyright            : (C) 2001 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 "cmaproom.h"
 
 #include <stdlib.h>
 #include <math.h>
 
 #include <qfontmetrics.h>
 #include <qregion.h>
 #include <qsize.h>
 
 #include "cmapmanager.h"
 #include "cmappath.h"
 #include "cmaptext.h"
 #include "cmaplevel.h"
 #include "cmapelementutil.h"
 #include "cmapview.h"
 
 #include <kdebug.h>
 
 CMapRoom::CMapRoom(CMapManager *manager,QRect rect,CMapLevel *level) : CMapElement(manager,rect,level)
 {
   color = QColor(192,192,192);
   useDefaultCol = true;
   login = false;
   label = "";
   labelPosition = HIDE;
   description = "";
   current = false;
   getZone()->m_room_id_count=getZone()->m_room_id_count+1;
   m_ID = getZone()->m_room_id_count;
 
   level->getRoomList()->append(this);
 
   textRemove();
 }
 
 CMapRoom::~CMapRoom()
 {
   CMapLevel *l = getLevel();
   CMapManager *manager = getManager();
 
   CMapRoom *swapRoom = manager->findFirstRoom(this);
   if (l->getRoomList()->count() > 1) {
     CMapRoom *firstRoom = l->getRoomList()->first();
     CMapRoom *lastRoom = l->getRoomList()->last();
     swapRoom = (firstRoom == this) ? lastRoom : firstRoom;
   }
 
   if (current)
     manager->setCurrentRoom(swapRoom);
 
   if (login)
     manager->setLoginRoom(swapRoom);
 
   // Delete the paths for the room
   // First make a copy, as deleting rooms alters this list
   QList<CMapPath *> paths = pathList;
   foreach (CMapPath *path, paths) {
     path->setOpsitePath(nullptr);  // prevents a crash
     delete path;
   }
 
   // Same for paths connecting with this room
   paths = connectingPaths;
   foreach (CMapPath *path, paths) {
     path->setOpsitePath(nullptr);  // prevents a crash
     delete path;
   }
 
   l->getRoomList()->removeAll(this);
 
   if (textElement)
   {
     kDebug() << "CMapRoom room delete so delete text element";
     getManager()->deleteElement(textElement);
   }
 }
 
 void CMapRoom::setLevel(CMapLevel *level)
 {
   if (getLevel()) getLevel()->getRoomList()->removeAll(this);
   level->getRoomList()->append(this);
   CMapElement::setLevel(level);
 }
 
 /** This is used to resize the element */
 void CMapRoom::resize(QPoint offset,int resizeId)
 {
   CMapElement::resize(offset,resizeId);
 
   foreach (CMapPath *path, pathList)
 //    if (!path->getSelected())
       path->setCords();
 
   foreach (CMapPath *path, connectingPaths)
 //    if (!path->getSelected())
       path->setCords();
 }
 
 /** Used to paint the element at a given location and size
   * @param p The painer to paint the element to
   * @param pos The position to paint the elmenet
   * @param size The size the element should be draw 
   * @param zone The current zone being viewed */
 void CMapRoom::paintElementResize(QPainter *p,QPoint pos,QSize size,CMapZone *)
 {
     signed int y1,x1,x2,y2;
 
     x1 = pos.x()+1;
     y1 = pos.y()+1;
     x2 = pos.x()+size.width()-1;
     y2 = pos.y()+size.height()-1;
 
     // Draw the room
     p->setPen(Qt::white);
     p->drawLine(x1,y2,x1,y1);
     p->drawLine(x1,y1,x2-1,y1);
     p->setPen(Qt::black);
     p->drawLine(x1,y2,x2,y2);
     p->drawLine(x2,y2,x2,y1);
 
 
     // Findout the color to used to draw the room
     if (login)
     {
         p->setBrush(getManager()->getMapData()->loginColor);
         p->setPen(getManager()->getMapData()->loginColor);
     }
     else
     {
         if (getUseDefaultCol())
         {
             p->setBrush(getManager()->getMapData()->defaultRoomColor);
             p->setPen(getManager()->getMapData()->defaultRoomColor);
 
         }
         else
         {
             p->setBrush(getColor());
             p->setPen(getColor());
     }
     }
 
     // Draw the background of the room
     p->drawRect(x1+1,y1+1,size.width()-3,size.height()-3);
 
 }
 
 void CMapRoom::paint(QPainter *p,CMapZone *currentZone)
 {
   // This will paint the room
   CMapElement::paint(p,currentZone);
 
   signed int y1,x1;
 
   x1 = getX()+1;
   y1 = getY()+1;
 
   // If this is the current room the user is in
   // then draw the symbol to show that.
   if (getCurrentRoom())
   {
     QColor curColor = getManager()->getMapData()->currentColor;
     // If the marker color is similar to the background one, use a different one to ensure that it's seen
     if ((!getUseDefaultCol()) && abs (getColor().hue() - curColor.hue()) < 30) curColor.setHsl((curColor.hue() + 180) % 360, curColor.saturation(), curColor.lightness());
     p->setPen(curColor);
     p->setBrush(curColor);
     p->drawEllipse(x1+4,y1+4,getWidth() - 9,getHeight() -9);
   }
 
   // Draw exits
   foreach (CMapPath *path, pathList)
   {
     path->paint(p, currentZone);
     if (path->getSrcDir() == UP)
     {
       p->setPen(Qt::black);
       p->setBrush(Qt::black);
 
       p->drawPoint(x1+4,y1+3);
       p->drawPoint(x1+3,y1+4);
       p->drawPoint(x1+4,y1+4);
       p->drawPoint(x1+5,y1+4);
     }
 
     if (path->getSrcDir() == DOWN)
     {
       p->setPen(Qt::black);
       p->setBrush(Qt::black);
 
       p->drawPoint(x1+4,y1+getHeight()-5);
       p->drawPoint(x1+3,y1+getHeight()-6);
       p->drawPoint(x1+4,y1+getHeight()-6);
       p->drawPoint(x1+5,y1+getHeight()-6);
     }
 
     if (path->getSrcDir() == SPECIAL)
     {
       p->setPen(getManager()->getMapData()->specialColor);
       p->setBrush(getManager()->getMapData()->specialColor);
 
       p->drawEllipse(x1+getWidth()-10,y1+5,5,getHeight()-10);
     }
   }
 }
 
 void CMapRoom::dragPaint(QPoint offset,QPainter *p,CMapZone *)
 {
   p->setPen(QColor(255, 255, 255, 128));
   p->setBrush(QColor(0, 255, 255, 64));
     p->drawRect(getX() + offset.x(),getY() + offset.y(),getWidth(),getHeight());
 }
 
 void CMapRoom::lowerPaint(QPainter *p,CMapZone *z)
 {
     signed int y1,x1;
 
     x1 = getX()+1-5;
     y1 = getY()+1-5;
 
     p->setPen(getManager()->getMapData()->lowerRoomColor);
     QBrush brush(getManager()->getMapData()->lowerRoomColor);
     brush.setStyle(Qt::Dense3Pattern);
     p->setBrush(brush);
     p->drawRect(x1,y1,getWidth()-2,getHeight()-2);
 
         foreach (CMapPath *path, *getPathList())
           path->lowerPaint(p, z);
 }
 
 void CMapRoom::higherPaint(QPainter *p,CMapZone *z)
 {
     signed int y1,x1;
 
     x1 = getX()+6;
     y1 = getY()+6;
 
     p->setPen(getManager()->getMapData()->higherRoomColor);
     QBrush brush(getManager()->getMapData()->higherRoomColor);
     brush.setStyle(Qt::Dense7Pattern);
     p->setBrush(brush);
     p->drawRect(x1,y1,getWidth()-2,getHeight()-2);
 
         foreach (CMapPath *path, *getPathList())
           path->higherPaint(p, z);
 }
 
 void CMapRoom::setLabel(QString str)
 {
     label = str;
     if (textElement)
     {
         textElement->setText(str);
     }
 }
 
 CMapElement *CMapRoom::copy(void)
 {
     CMapRoom *room = new CMapRoom (getManager(),getRect(),getLevel());
 
     room->setColor(color);
     room->setDescription(description);
     room->setLabel(label);
     room->setUseDefaultCol(useDefaultCol);
 
     QStringList *oldContents = getContentsList();
     QStringList *newContents = room->getContentsList();
 
     for ( QStringList::Iterator it = oldContents->begin(); it != oldContents->end(); ++it )
         (*newContents)+=*it;
 
     room->setLabelPosition(getLabelPosition());
 
     setCopiedRoom(room);
 
     return room;
 }
 
 void CMapRoom::addPath (CMapPath *path)
 {
     pathList.append(path);
 }
 
 CMapPath *CMapRoom::getPathDirection (directionTyp dir,QString specialCmd)
 {
     CMapPath *path;
     if (dir!=SPECIAL)
     {
         foreach (path, pathList)
         {
             if (path->getSrcDir()==dir)
             {
                 return path;
             }
         }
     }
     else
     {
         foreach (path, pathList)
         {
             if (path->getSrcDir()==dir)
             {
                 if (path->getSpecialCmd()==specialCmd)
                 {
                     return path;
                 }
             }
         }
     }
 
     return nullptr;
 }
 
 CMapRoom *CMapRoom::getPathTarget(directionTyp dir,QString specialCmd)
 {
   CMapPath *path = getPathDirection(dir, specialCmd);
   if (!path) return nullptr;
   return path->getDestRoom();
 }
 
 directionTyp CMapRoom::bestDirectionToRoom(CMapRoom *room)
 {
   int x1 = (getHighX() + getX()) / 2;
   int y1 = (getHighY() + getY()) / 2;
   int x2 = (room->getHighX() + room->getX()) / 2;
   int y2 = (room->getHighY() + room->getY()) / 2;
   CMapLevel *level1 = getLevel();
   CMapLevel *level2 = room->getLevel();
 
   directionTyp res = SPECIAL;
   if (level1 != level2) {
     if ((x1 != x2) || (y1 != y2)) res = ::SPECIAL;
     else if (level1->getPrevLevel() == level2) res = ::DOWN;
     else if (level1->getNextLevel() == level2) res = ::UP;
     return res;
   }
 
   double angle = atan2 (x2 - x1, y2 - y1) * 180 / M_PI;
   if ((angle <= 22.5) && (angle >= -22.5)) res = ::SOUTH;
   else if ((angle <= 67.5) && (angle >= 22.5)) res = ::SOUTHEAST;
   else if ((angle <= 112.5) && (angle >= 67.5)) res = ::EAST;
   else if ((angle <= 157.5) && (angle >= 112.5)) res = ::NORTHEAST;
   else if ((angle <= -22.5) && (angle >= -67.5)) res = ::SOUTHWEST;
   else if ((angle <= -67.5) && (angle >= -112.5)) res = ::WEST;
   else if ((angle <= -112.5) && (angle >= -157.5)) res = ::NORTHWEST;
   else res = ::NORTH;
   return res;
 }
 
 CMapRoom::labelPosTyp CMapRoom::getLabelPosition(void)
 {
     return labelPosition;
 }
 
 void CMapRoom::setLabelPosition(labelPosTyp pos)
 {
     if (getLabel()=="") pos=HIDE;
 
     if (pos!=HIDE)
     {
         labelPosition = pos;
         QPoint p;
 
         QFont font;
         if (textElement)
         {
             font = textElement->getFont();
         }
         else
         {
             // FIXME_jp : Needs to be configurable
             // font = kapp->font();
             font = QFont("times");
         }
 
         QFontMetrics fm(font);
         int width = fm.width(getLabel());
         int height = fm.height();
 
         switch (pos)
         {
             case CUSTOM    : p = textElement->getLowPos(); break;
             case NORTH     : p.setX((getX()+(getWidth()/2)) -(width /2)); p.setY(getY() - height -  10); break;
             case NORTHEAST : p.setX(getHighX()+10); p.setY(getY() - height - 10); break;
             case EAST      : p.setX(getHighX()+10); p.setY((getY()+(getHeight()/2)) - (height/2)); break;
             case SOUTHEAST : p.setX(getHighX()+10); p.setY(getHighY() + 10); break;
             case SOUTH     : p.setX((getX()+(getWidth()/2)) -(width /2)); p.setY(getHighY() + 10); break;
             case SOUTHWEST : p.setX(getX()-width-10); p.setY(getHighY() + 10); break;
             case WEST      : p.setX(getX()-width-10); p.setY((getY()+(getHeight()/2)) - (height/2)); break;
             case NORTHWEST : p.setX(getX()-width-10); p.setY(getY() - height -  10); break;
             default        : if (textElement)
                              {
                                 getManager()->deleteElement(textElement);
                              }
                              textRemove();
                              return;
         }
 
         if (!textElement)
         {
             textElement = CMapElementUtil::createText(getManager(), p, getLevel(), getLabel());
             textElement->setLinkElement(this);
         }
         else
         {
             QRect rect;
             rect.setX(p.x());
             rect.setY(p.y());
             rect.setWidth(width);
             rect.setHeight(height);
 
             textElement->setRect(rect);
         }
 
     }
     else
     {
         if (textElement)
         {
             getManager()->deleteElement(textElement);
 
         }
         textRemove();
     }
 }
 
 void CMapRoom::setLabelPosition(labelPosTyp pos,CMapText *text)
 {
     if (getLabel()=="") pos=HIDE;
 
     if (textElement)
     {
         getManager()->deleteElement(textElement);
     }
     textRemove();
 
     textElement = text; 
     textElement->setLinkElement(this);
 
     setLabelPosition(pos);
 }
 
 void CMapRoom::geometryChanged(void)
 {
     setLabelPosition(getLabelPosition());
 }
 
 void CMapRoom::textRemove(void)
 {
     textElement=nullptr;
     labelPosition = HIDE;
 }
 
 /** Used to load the properties of the element from a list of properties */
 void CMapRoom::loadProperties(KConfigGroup properties)
 {
     CMapElement::loadProperties(properties);
 
     setLabel(properties.readEntry("Label",getLabel()));
 
     setDescription(properties.readEntry("Description",getDescription()));
     QColor color=getColor();
     color=properties.readEntry("Color",color);
 
     setColor(color);
     setUseDefaultCol(properties.readEntry("DefaultColor",getUseDefaultCol()));
     setLabelPosition((CMapRoom::labelPosTyp)properties.readEntry("LabelPos",(int)getLabelPosition()));
 
     if (properties.hasKey("Current"))
     {
         bool current = properties.readEntry("Current",getCurrentRoom());
         setCurrentRoom(current);
     
         if (current)
         {
             getManager()->getActiveView()->playerPositionChanged(this);
         }
     }
 
     if (properties.hasKey("Login"))
     {
         bool login = properties.readEntry("Login",getLoginRoom());
         setLoginRoom(login);
     }
     setRoomID(properties.readEntry("RoomID",m_ID));
 
     if (properties.hasKey("Contents"))
     {
         *getContentsList()=properties.readEntry("Contents",QStringList());
     }
 }
 
 /** Used to this rooms current room status */
 void CMapRoom::setCurrentRoom(bool currentRoom)
 {
     current = currentRoom;
     if (currentRoom)
         getManager()->setCurrentRoomWithoutUndo(this);
 
     getManager()->changedElement(this);
 }
 
 /** Used to this rooms current room status */
 void CMapRoom::setLoginRoom(bool loginRoom)
 {
     login = loginRoom;
     if (loginRoom)
     {
         getManager()->setLoginRoomWithoutUndo(this);
     }
 
     getManager()->changedElement(this);
 }
 
 /** Used to save the properties of the element to a list of properties */
 void CMapRoom::saveProperties(KConfigGroup properties)
 {
     CMapElement::saveProperties(properties);
     properties.writeEntry("Label",getLabel());
     properties.writeEntry("Description",getDescription());
     properties.writeEntry("Color",getColor());
     properties.writeEntry("DefaultColor",getUseDefaultCol());
     //FIXME_jp : For some reason this was comment out, there must have reason. It needs
     //           to be there so there must be a bug somewere else now that it is uncommented
     properties.writeEntry("LabelPos",(int)getLabelPosition());
     properties.writeEntry("RoomID",getRoomID());
     properties.writeEntry("Current",getCurrentRoom());
     properties.writeEntry("Login",getLoginRoom());
 
     if (getContentsList()->count()>0)
         properties.writeEntry("Contents",*getContentsList());
 }
 
 /** Used to save the element as an XML object
   * @param properties The XML object to save the properties too
   * @param doc The XML Document */
 void CMapRoom::saveQDomElement(QDomDocument *doc,QDomElement *properties)
 {
     CMapElement::saveQDomElement(doc,properties);
 
     writeColor(doc,properties,"Color",getColor());
     properties->setAttribute("Label",getLabel());
     properties->setAttribute("Description",getDescription());
     properties->setAttribute("DefaultColor",getUseDefaultCol());
     properties->setAttribute("LabelPos",(int)getLabelPosition());   
     properties->setAttribute("RoomID",getRoomID());
     properties->setAttribute("Login",getLoginRoom());
     if (getLoginRoom())
     {
         properties->setAttribute("LoginRoom","true");
     }
     else
     {
         properties->setAttribute("LoginRoom","false");
     }
     if (getUseDefaultCol())
     {
         properties->setAttribute("UseDefaultCol","true");
     }
     else
     {
         properties->setAttribute("UseDefaultCol","false");
     }
 
 }
 
 /** Used to load the properties from a XML object
   * @param properties The XML object to load the properties from */
 void CMapRoom::loadQDomElement(QDomElement *properties)
 {
     CMapElement::loadQDomElement(properties);
 
     setLabel(properties->attribute("Label",getLabel()));
     setDescription(properties->attribute("Description",getDescription()));
     setUseDefaultCol(readBool(properties,"UseDefaultCol",getUseDefaultCol()));  
     setRoomID(readInt(properties,"RoomID",getRoomID()));
     setColor(readColor(properties,"Color",getColor()));
     setLoginRoom(readBool(properties,"LoginRoom",getLoginRoom()));
 }
 
 /** Used to move the element relative to it's current position */
 void CMapRoom::moveBy(QPoint offset)
 {
     CMapElement::moveBy(offset);
 
     foreach (CMapPath *path, pathList)
         path->setCords();
 
     foreach (CMapPath *path, connectingPaths)
         path->setCords();
 }
 
 void CMapRoom::setRoomID(unsigned int id)
 {
     if (id > getZone()->m_room_id_count)
       getZone()->m_room_id_count = id;
       
     m_ID = id;
 }
 
 unsigned int CMapRoom::getRoomID(void)
 {
     return m_ID;
 }