added locateResource() and ag::ag_loadModel()

git-svn-id: svn://anubis/anaglym/trunk@10 99a6e188-d820-4881-8870-2d33a10e2619

ag.cc

@@ -1,7 +1,10 @@
 
+#include "anaglym.h"
 #include "ag.h"
-#include <iostream>
+#include "wfobj/WFObj.hh"
 #include <lua.hpp>
+#include <iostream>
+#include <string>
 using namespace std;
 
 namespace ag
@@ -11,6 +14,7 @@ namespace ag
         static const luaL_Reg functions[] = {
             { "print", ag_print },
             { "println", ag_println },
+            { "loadModel", ag_loadModel },
             { NULL, NULL }
         };
         luaL_register(L, "ag", functions);
@@ -75,7 +79,33 @@ namespace ag
 
     int ag_println(lua_State * L)
     {
-        ag_print(L);
+        int ret = ag_print(L);
         cout << endl;
+        return ret;
+    }
+
+    int ag_loadModel(lua_State * L)
+    {
+        int argc = lua_gettop(L);
+
+        if (argc == 1)
+        {
+            if (lua_type(L, -1) == LUA_TSTRING)
+            {
+                string modelname = lua_tostring(L, -1);
+                size_t pos = modelname.find_first_not_of(FILENAME_SAFE_CHARS);
+                if (pos != string::npos)
+                {
+                    string path = locateResource(modelname);
+                    if (path != "")
+                    {
+                        WFObj * obj = new WFObj();
+                        obj->load(path);
+                    }
+                }
+            }
+        }
+
+        return 0;
     }
 }

ag.h

@@ -9,6 +9,7 @@ namespace ag
     void register_functions(lua_State * L);
     int ag_print(lua_State * L);
     int ag_println(lua_State * L);
+    int ag_loadModel(lua_State * L);
 }
 
 #endif

anaglym.cc

@@ -1,8 +1,9 @@
 
-#include <iostream>
+#include "ag.h"
 #include <lua.hpp>
 #include <stdlib.h>                 /* exit() */
-#include "ag.h"
+#include <iostream>
+#include <string>
 using namespace std;
 
 static void usage();
@@ -91,3 +92,9 @@ static void register_libraries(lua_State * L)
 
     ag::register_functions(L);
 }
+
+string locateResource(const string & shortname)
+{
+    /* TODO: fill in */
+    return "";
+}

anaglym.h

@@ -0,0 +1,11 @@
+
+#ifndef ANAGLYM_H
+#define ANAGLYM_H
+
+#include <string>
+
+#define FILENAME_SAFE_CHARS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-"
+
+std::string locateResource(const std::string & shortname);
+
+#endif