Started writing map editor

1 files changed, 94 insertions, 0 deletions

@@ -0,0 +1,94 @@
+#include "map.h"
+#include <libxml/parser.h>
+
+Map::Map()
+{
+  mapdata = (int*) calloc(MAP_WIDTH * MAP_HEIGHT, sizeof(int));
+}
+
+Map::Map(const std::string filename)
+{
+  xmlDocPtr doc = xmlParseFile(filename.c_str());
+  if (doc == nullptr)
+  {
+    throw MapLoadException(filename);
+  }
+  
+  xmlNodePtr top = xmlDocGetRootElement(doc);
+  if (top == nullptr)
+  {
+    throw MapLoadException(filename);
+  }
+  
+  if (xmlStrcmp(top->name, (const xmlChar*) "map-def"))
+  {
+    throw MapLoadException(filename);
+  }
+  
+  for (xmlNodePtr node = top->xmlChildrenNode; node != NULL; node = node->next)
+  {
+    if (!xmlStrcmp(node->name, (const xmlChar*) "name"))
+    {
+      xmlChar* key = xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
+      title = (char*) key;
+      xmlFree(key);
+    } else if (!xmlStrcmp(node->name, (const xmlChar*) "environment"))
+    {
+      xmlChar* key = xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
+      mapdata = (int*) malloc(MAP_WIDTH*MAP_HEIGHT*sizeof(int));
+      mapdata[0] = atoi(strtok((char*) key, ",\n"));
+      for (int i=1; i<(MAP_WIDTH*MAP_HEIGHT); i++)
+      {
+        mapdata[i] = atoi(strtok(NULL, ",\n"));
+      }
+      xmlFree(key);
+    } else if (!xmlStrcmp(node->name, (const xmlChar*) "leftmap"))
+    {
+      xmlChar* key = xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
+      leftmap = (char*) key;
+      xmlFree(key);
+    } else if (!xmlStrcmp(node->name, (const xmlChar*) "rightmap"))
+    {
+      xmlChar* key = xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
+      rightmap = (char*) key;
+      xmlFree(key);
+    }
+  }
+  
+  xmlFreeDoc(doc);
+}
+
+Map::Map(const Map& map)
+{
+  mapdata = (int*) malloc(MAP_WIDTH*MAP_HEIGHT*sizeof(int));
+  memcpy(mapdata, map.mapdata, MAP_WIDTH*MAP_HEIGHT*sizeof(int));
+  
+  title = map.title;
+  leftmap = map.leftmap;
+  rightmap = map.rightmap;
+}
+
+Map::Map(Map&& map) : Map()
+{
+  swap(*this, map);
+}
+
+Map::~Map()
+{
+  free(mapdata);
+}
+
+Map& Map::operator= (Map map)
+{
+  swap(*this, map);
+  
+  return *this;
+}
+
+void swap(Map& first, Map& second)
+{
+  std::swap(first.mapdata, second.mapdata);
+  std::swap(first.title, second.title);
+  std::swap(first.leftmap, second.leftmap);
+  std::swap(first.rightmap, second.rightmap);
+}
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