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[supertux.git] / lib / special / sprite_manager.cpp

diff --git a/lib/special/sprite_manager.cpp b/lib/special/sprite_manager.cpp
index 1c4b72e..33e85c2 100644 (file)
--- a/lib/special/sprite_manager.cpp
+++ b/lib/special/sprite_manager.cpp
@@ -16,11 +16,21 @@
 //  You should have received a copy of the GNU General Public License
 //  along with this program; if not, write to the Free Software
 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#include <config.h>
 
 #include <iostream>
+#include <sstream>
+#include <stdexcept>
 
-#include "utils/lispreader.h"
-#include "special/sprite_manager.h"
+#include "sprite_manager.h"
+#include "sprite_data.h"
+#include "sprite.h"
+#include "lisp/lisp.h"
+#include "lisp/parser.h"
+#include "lisp/list_iterator.h"
+
+namespace SuperTux
+{
 
 SpriteManager::SpriteManager(const std::string& filename)
 {
@@ -29,8 +39,7 @@ SpriteManager::SpriteManager(const std::string& filename)
 
 SpriteManager::~SpriteManager()
 {
-  for(std::map<std::string, Sprite*>::iterator i = sprites.begin();
-      i != sprites.end(); ++i) {
+  for(Sprites::iterator i = sprites.begin(); i != sprites.end(); ++i) {
     delete i->second;
   }
 }
@@ -38,63 +47,51 @@ SpriteManager::~SpriteManager()
 void
 SpriteManager::load_resfile(const std::string& filename)
 {
-  lisp_object_t* root_obj = lisp_read_from_file(filename);
-  if (!root_obj)
-    {
-      std::cout << "SpriteManager: Couldn't load: " << filename << std::endl;
-      return;
-    }
-
-  lisp_object_t* cur = root_obj;
+  lisp::Parser parser;
+  try {
+    std::auto_ptr<lisp::Lisp> root (parser.parse(filename));
 
-  if (strcmp(lisp_symbol(lisp_car(cur)), "supertux-resources") != 0)
-    return;
-  cur = lisp_cdr(cur);
+    const lisp::Lisp* resources = root->get_lisp("supertux-resources");
+    if(!resources)
+      throw std::runtime_error("file is not a supertux-resources files");
 
-  while(cur)
-    {
-      lisp_object_t* el = lisp_car(cur);
+    lisp::ListIterator iter(resources);
+    while(iter.next()) {
+      if(iter.item() == "sprite") {
+        SpriteData* spritedata = new SpriteData(iter.lisp());
 
-      if (strcmp(lisp_symbol(lisp_car(el)), "sprite") == 0)
-        {
-          Sprite* sprite = new Sprite(lisp_cdr(el));
-
-          Sprites::iterator i = sprites.find(sprite->get_name());
-          if (i == sprites.end())
-            {
-              sprites[sprite->get_name()] = sprite;
-            }
-          else
-            {
-              delete i->second;
-              i->second = sprite;
-              std::cout << "Warning: dulpicate entry: '" << sprite->get_name() << "'" << std::endl;
-            }
-        }
-      else
-        {
-          std::cout << "SpriteManager: Unknown tag" << std::endl;
+        Sprites::iterator i = sprites.find(spritedata->get_name());
+        if (i == sprites.end()) {
+          sprites[spritedata->get_name()] = spritedata;
+        } else {
+          delete i->second;
+          i->second = spritedata;
+          std::cout << "Warning: dulpicate entry: '" << spritedata->get_name()
+            << "' in spritefile." << std::endl;
         }
-
-      cur = lisp_cdr(cur);
+      } else {
+        std::cout << "SpriteManager: Unknown tag '" << iter.item() 
+          << "' in spritefile.\n";
+      }
     }
-
-  lisp_free(root_obj);
+  } catch(std::exception& e) {
+    std::stringstream msg;
+    msg << "Couldn't load file '" << filename << "': " << e.what() << "\n";
+    throw std::runtime_error(msg.str());
+  }
 }
 
 Sprite*
-SpriteManager::load(const std::string& name)
+SpriteManager::create(const std::string& name)
 {
   Sprites::iterator i = sprites.find(name);
-  if (i != sprites.end())
-    {
-      return i->second;
-    }
-  else
-    {
-      std::cout << "SpriteManager: Sprite '" << name << "' not found" << std::endl;
-      return 0;
-    }
+  if(i == sprites.end()) {
+    std::stringstream msg;
+    msg << "Sprite '" << name << "' not found.";
+    throw std::runtime_error(msg.str());
+  }
+  return new Sprite(*i->second);
+}
+
 }
 
-/* EOF */