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cuberite-2a/src/MapManager.cpp
2014-10-22 20:12:49 -07:00

179 lines
2.3 KiB
C++

// MapManager.cpp
#include "Globals.h"
#include "MapManager.h"
#include "World.h"
#include "WorldStorage/MapSerializer.h"
cMapManager::cMapManager(cWorld * a_World)
: m_World(a_World)
{
ASSERT(m_World != nullptr);
}
bool cMapManager::DoWithMap(int a_ID, cMapCallback & a_Callback)
{
cCSLock Lock(m_CS);
cMap * Map = GetMapData(a_ID);
if (Map == nullptr)
{
return false;
}
else
{
a_Callback.Item(Map);
return true;
}
}
bool cMapManager::ForEachMap(cMapCallback & a_Callback)
{
cCSLock Lock(m_CS);
for (cMapList::iterator itr = m_MapData.begin(); itr != m_MapData.end(); ++itr)
{
cMap * Map = &(*itr);
if (a_Callback.Item(Map))
{
return false;
}
} // for itr - m_MapData[]
return true;
}
cMap * cMapManager::GetMapData(unsigned int a_ID)
{
if (a_ID < m_MapData.size())
{
return &m_MapData[a_ID];
}
else
{
return nullptr;
}
}
cMap * cMapManager::CreateMap(int a_CenterX, int a_CenterY, int a_Scale)
{
cCSLock Lock(m_CS);
if (m_MapData.size() >= 65536)
{
LOGWARN("Could not craft map - Too many maps in use");
return nullptr;
}
cMap Map((unsigned)m_MapData.size(), a_CenterX, a_CenterY, m_World, a_Scale);
m_MapData.push_back(Map);
return &m_MapData[Map.GetID()];
}
size_t cMapManager::GetNumMaps(void) const
{
return m_MapData.size();
}
void cMapManager::LoadMapData(void)
{
cCSLock Lock(m_CS);
cIDCountSerializer IDSerializer(m_World->GetName());
if (!IDSerializer.Load())
{
return;
}
unsigned int MapCount = IDSerializer.GetMapCount();
m_MapData.clear();
for (unsigned int i = 0; i < MapCount; ++i)
{
cMap Map(i, m_World);
cMapSerializer Serializer(m_World->GetName(), &Map);
if (!Serializer.Load())
{
LOGWARN("Could not load map #%i", Map.GetID());
}
m_MapData.push_back(Map);
}
}
void cMapManager::SaveMapData(void)
{
cCSLock Lock(m_CS);
if (m_MapData.empty())
{
return;
}
cIDCountSerializer IDSerializer(m_World->GetName());
IDSerializer.SetMapCount((unsigned)m_MapData.size());
if (!IDSerializer.Save())
{
LOGERROR("Could not save idcounts.dat");
return;
}
for (cMapList::iterator it = m_MapData.begin(); it != m_MapData.end(); ++it)
{
cMap & Map = *it;
cMapSerializer Serializer(m_World->GetName(), &Map);
if (!Serializer.Save())
{
LOGWARN("Could not save map #%i", Map.GetID());
}
}
}