From f201f4f176fc908e9ddebfed86d4c8ef5582556c Mon Sep 17 00:00:00 2001
From: andrew <xdotftw@gmail.com>
Date: Thu, 20 Feb 2014 16:38:37 +0200
Subject: Thread safe cMap manager

---
 src/MapManager.cpp | 178 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)
 create mode 100644 src/MapManager.cpp

(limited to 'src/MapManager.cpp')

diff --git a/src/MapManager.cpp b/src/MapManager.cpp
new file mode 100644
index 000000000..2fc44ccc8
--- /dev/null
+++ b/src/MapManager.cpp
@@ -0,0 +1,178 @@
+
+// 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 != NULL);
+}
+
+
+
+
+
+bool cMapManager::DoWithMap(unsigned int a_ID, cMapCallback & a_Callback)
+{
+	cCSLock Lock(m_CS);
+	cMap * Map = GetMapData(a_ID);
+
+	if (Map == NULL)
+	{
+		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 NULL;
+	}
+}
+
+
+
+
+
+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 NULL;
+	}
+
+	cMap Map(m_MapData.size(), a_CenterX, a_CenterY, m_World, a_Scale);
+
+	m_MapData.push_back(Map);
+
+	return &m_MapData[Map.GetID()];
+}
+
+
+
+
+
+unsigned int 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(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());
+		}
+	}
+}
+
+
+
+
+
-- 
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