Recovered from microbel

common/lib/world/worldhierarchy.C

@@ -0,0 +1,140 @@
+/*
+ * PVVMUD a 3D MUD
+ * Copyright (C) 1998-1999  Programvareverkstedet (pvv@pvv.org)
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+#include "pvvmud.H"
+#include "worldhierarchy.H"
+#include "worldworld.H"
+#include "wacreateobject.H"
+#include "waremoveobject.H"
+#include "waupdatehierarchy.H"
+
+
+CWorldHierarchy::CWorldHierarchy(DWORD objectId, CWorldHierarchy * parent){
+  m_objectId = objectId;
+  m_parent = parent;
+  if ((m_objectId != ID_UNKNOWN) && (m_parent == NULL)){
+    cdebug << "ERROR: Have to have a parent!\n";
+    void (*a)() = NULL;
+    a();
+  }
+}
+
+CWorldHierarchy::~CWorldHierarchy(){
+  if (m_parent != NULL)
+    cdebug << "WARNING CWorldHierarchy::~CWorldHierarchy " 
+           << "Parent not NULL!" << endl;
+  
+  if (getNumItems() > 0) 
+    cdebug << "WARNING CWorldHierarchy::~CWorldHierarchy " 
+           << "Subobject not removed!" << endl;
+}
+
+
+DWORD CWorldHierarchy::getObjectId(){
+  return m_objectId;
+}
+
+CWorldHierarchy * CWorldHierarchy::getParent(){
+  return m_parent;
+}
+
+DWORD CWorldHierarchy::getParentId(){
+  if (m_parent == NULL) return ID_UNKNOWN;
+
+  return m_parent->getObjectId();
+}
+
+CWorldWorld * CWorldHierarchy::getWorld(){
+  return m_parent->getWorld();
+}
+
+void CWorldHierarchy::_addObject(CWorldObject * object){
+  addLast((CObject*)object); 
+}
+
+void CWorldHierarchy::_removeObject(CWorldObject * object){
+  remove((CObject*)object);
+}
+
+void CWorldHierarchy::_setParent(CWorldHierarchy * parent){
+
+  // Unlink from old parent
+  if (m_parent != NULL){
+    m_parent->_removeObject((CWorldObject*)this);
+  }
+
+  m_parent = parent;
+
+  // Link to new parent
+  if (m_parent != NULL){
+    m_parent->_addObject((CWorldObject*)this);
+  }
+
+}
+
+void CWorldHierarchy::addObject(CWorldObject * object){
+  CWorldWorld * world = getWorld();
+  world->addAnimation(new CWACreateObject(object), this ); 
+}
+
+void CWorldHierarchy::removeObject(CWorldObject * object){
+  CWorldWorld * world = getWorld();
+  world->addAnimation(new CWARemoveObject(object->getObjectId(),
+    object->getParentId()), this ); 
+}
+
+void CWorldHierarchy::setParent(CWorldObject * parent){
+  CWorldWorld * world = getWorld();
+  world->addAnimation(new CWAUpdateHierarchy(getObjectId(),
+    parent->getObjectId()), this ); 
+}
+
+CWorldObject * CWorldHierarchy::getObject( DWORD objectId ){
+
+  // Check if this is the object!
+  if (objectId == getObjectId()) return (CWorldObject*)this;
+
+  // Check child objects
+  CObjectListItem * item = getFirst();
+  while (item != NULL){
+    CWorldObject * object = (CWorldObject*)item->getObject();
+    if ((object = object->getObject(objectId)) != NULL) return object;
+    item = item->getNext();
+  }
+
+  return NULL;
+}
+
+CWorldObject * CWorldHierarchy::getObject( char * name ){
+
+  // Check if this is the object!
+  if (getName() != NULL && strcmp(name,getName()) == 0) return (CWorldObject*)this;
+
+  // Check child objects
+  CObjectListItem * item = getFirst();
+  while (item != NULL){
+    CWorldObject * object = (CWorldObject*)item->getObject();
+    if ((object = object->getObject(name)) != NULL) return object;
+    item = item->getNext();
+  }
+
+  return NULL;
+}
+
+