Started writing map editor

3 files changed, 192 insertions, 0 deletions

@@ -0,0 +1,54 @@
+#include <wx/wxprec.h>
+
+#ifndef WX_PRECOMP
+#include <wx/wx.h>
+#endif
+
+#include "map.h"
+
+class MapeditApp : public wxApp {
+  public:
+    virtual bool OnInit();
+};
+
+class MapeditFrame : public wxFrame {
+  public:
+    MapeditFrame() : MapeditFrame(Map()) {}
+    MapeditFrame(Map map);
+    
+  private:
+    void OnExit(wxCommandEvent& event);
+    
+    Map map;
+    
+    wxDECLARE_EVENT_TABLE();
+};
+
+wxBEGIN_EVENT_TABLE(MapeditFrame, wxFrame)
+  EVT_MENU(wxID_EXIT, MapeditFrame::OnExit)
+wxEND_EVENT_TABLE()
+
+wxIMPLEMENT_APP(MapeditApp);
+
+bool MapeditApp::OnInit()
+{
+  MapeditFrame* frame = new MapeditFrame();
+  frame->Show(true);
+  return true;
+}
+
+MapeditFrame::MapeditFrame(Map map) : wxFrame(NULL, wxID_ANY, "Map Editor", wxPoint(50, 50), wxSize(450, 340)), map(map)
+{
+  wxMenu* menuFile = new wxMenu;
+  menuFile->Append(wxID_EXIT);
+
+  wxMenuBar* menuBar = new wxMenuBar;
+  menuBar->Append(menuFile, "&File");
+  
+  SetMenuBar(menuBar);
+}
+
+void MapeditFrame::OnExit(wxCommandEvent& event)
+{
+  Close(true);
+}
@@ -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);
+}
\ No newline at end of file
@@ -0,0 +1,44 @@
+#ifndef MAP_H
+#define MAP_H
+
+#include <string>
+#include <exception>
+
+const int TILE_WIDTH = 8;
+const int TILE_HEIGHT = 8;
+const int GAME_WIDTH = 320;
+const int GAME_HEIGHT = 200;
+const int MAP_WIDTH = GAME_WIDTH/TILE_WIDTH;
+const int MAP_HEIGHT = GAME_HEIGHT/TILE_HEIGHT - 1;
+
+class MapLoadException: public std::exception
+{
+  public:
+    MapLoadException(std::string mapname) : mapname(mapname) {}
+    
+    virtual const char* what() const throw()
+    {
+      return ("An error occured loading map " + mapname).c_str();
+    }
+    
+  private:
+    std::string mapname;
+};
+
+class Map {
+  public:
+    Map();
+    Map(const std::string name);
+    Map(const Map& map);
+    Map(Map&& map);
+    ~Map();
+    Map& operator= (Map other);
+    friend void swap(Map& first, Map& second);
+    
+    int* mapdata;
+    std::string title;
+    std::string leftmap;
+    std::string rightmap;
+};
+
+#endif