Proposed fix for coverity #29372
[supertux.git] / src / scripting / functions.cpp
index 40c869c..2c906ff 100644 (file)
 #include "math/random_generator.hpp"
 #include "object/camera.hpp"
 #include "object/player.hpp"
-#include "physfs/physfs_stream.hpp"
+#include "physfs/buffered_ifile_stream.hpp"
 #include "supertux/fadeout.hpp"
 #include "supertux/game_session.hpp"
 #include "supertux/gameconfig.hpp"
-#include "supertux/main.hpp"
-#include "supertux/mainloop.hpp"
+#include "supertux/globals.hpp"
+#include "supertux/screen_manager.hpp"
 #include "supertux/sector.hpp"
 #include "supertux/shrinkfade.hpp"
 #include "supertux/textscroller.hpp"
+#include "supertux/tile.hpp"
 #include "supertux/world.hpp"
 #include "util/gettext.hpp"
+#include "video/renderer.hpp"
+#include "video/video_system.hpp"
 #include "worldmap/tux.hpp"
+#include "worldmap/worldmap.hpp"
 
 #include "scripting/squirrel_util.hpp"
 #include "scripting/time_scheduler.hpp"
 
-extern float g_game_speed;
-
-namespace Scripting {
+namespace scripting {
 
 SQInteger display(HSQUIRRELVM vm)
 {
-  Console::output << squirrel2string(vm, -1) << std::endl;
+  ConsoleBuffer::output << squirrel2string(vm, -1) << std::endl;
   return 0;
 }
 
@@ -64,64 +66,69 @@ void wait(HSQUIRRELVM vm, float seconds)
 
 void wait_for_screenswitch(HSQUIRRELVM vm)
 {
-  g_main_loop->waiting_threads.add(vm);
+  ScreenManager::current()->m_waiting_threads.add(vm);
 }
 
 void exit_screen()
 {
-  g_main_loop->exit_screen();
+  ScreenManager::current()->pop_screen();
 }
 
 void fadeout_screen(float seconds)
 {
-  g_main_loop->set_screen_fade(new FadeOut(seconds));
+  ScreenManager::current()->set_screen_fade(std::unique_ptr<ScreenFade>(new FadeOut(seconds)));
 }
 
 void shrink_screen(float dest_x, float dest_y, float seconds)
 {
-  g_main_loop->set_screen_fade(new ShrinkFade(Vector(dest_x, dest_y), seconds));
+  ScreenManager::current()->set_screen_fade(std::unique_ptr<ScreenFade>(new ShrinkFade(Vector(dest_x, dest_y), seconds)));
 }
 
 void abort_screenfade()
 {
-  g_main_loop->set_screen_fade(NULL);
+  ScreenManager::current()->set_screen_fade(std::unique_ptr<ScreenFade>());
 }
 
 std::string translate(const std::string& text)
 {
-  return dictionary_manager.get_dictionary().translate(text);
+  return g_dictionary_manager->get_dictionary().translate(text);
 }
 
 void display_text_file(const std::string& filename)
 {
-  g_main_loop->push_screen(new TextScroller(filename));
+  ScreenManager::current()->push_screen(std::unique_ptr<Screen>(new TextScroller(filename)));
 }
 
 void load_worldmap(const std::string& filename)
 {
-  using namespace WorldMapNS;
+  using namespace worldmap;
 
-  g_main_loop->push_screen(new WorldMap(filename));
+  if (!WorldMap::current())
+  {
+    throw std::runtime_error("Can't start Worldmap without active WorldMap");
+  }
+  else
+  {
+    ScreenManager::current()->push_screen(std::unique_ptr<Screen>(new WorldMap(filename, WorldMap::current()->get_savegame())));
+  }
 }
 
 void load_level(const std::string& filename)
 {
-  g_main_loop->push_screen(new GameSession(filename));
-}
-
-static SQInteger squirrel_read_char(SQUserPointer file)
-{
-  std::istream* in = reinterpret_cast<std::istream*> (file);
-  char c = in->get();
-  if(in->eof())
-    return 0;
-
-  return c;
+  if (!GameSession::current())
+  {
+    throw std::runtime_error("Can't start level without active level.");
+  }
+  else
+  {
+    ScreenManager::current()->push_screen(std::unique_ptr<Screen>(new GameSession(filename, GameSession::current()->get_savegame())));
+  }
 }
 
 void import(HSQUIRRELVM vm, const std::string& filename)
 {
-  IFileStream in(filename);
+  BufferedIFileStream* stream = new BufferedIFileStream(filename);
+  IFileStream* in = stream->get_stream();
 
   if(SQ_FAILED(sq_compile(vm, squirrel_read_char, &in,
                           filename.c_str(), SQTrue)))
@@ -150,9 +157,14 @@ void debug_draw_solids_only(bool enable)
   Sector::draw_solids_only = enable;
 }
 
+void debug_draw_editor_images(bool enable)
+{
+  Tile::draw_editor_images = enable;
+}
+
 void debug_worldmap_ghost(bool enable)
 {
-  using namespace WorldMapNS;
+  using namespace worldmap;
 
   if(WorldMap::current() == NULL)
     throw std::runtime_error("Can't change ghost mode without active WorldMap");
@@ -162,23 +174,16 @@ void debug_worldmap_ghost(bool enable)
 
 void save_state()
 {
-  using namespace WorldMapNS;
-
-  if(World::current() == NULL || WorldMap::current() == NULL)
-    throw std::runtime_error("Can't save state without active World");
-
-  WorldMap::current()->save_state();
-  World::current()->save_state();
-}
-
-void update_worldmap()
-{
-  using namespace WorldMapNS;
+  using worldmap::WorldMap;
 
-  if(WorldMap::current() == NULL)
-    throw std::runtime_error("Can't update Worldmap: none active");
-
-  WorldMap::current()->load_state();
+  if (!WorldMap::current())
+  {
+    throw std::runtime_error("Can't save state without active Worldmap");
+  }
+  else
+  {
+    WorldMap::current()->save_state();
+  }
 }
 
 // not added to header, function to only be used by others
@@ -201,18 +206,18 @@ bool validate_sector_player()
 
 void play_music(const std::string& filename)
 {
-  sound_manager->play_music(filename);
+  SoundManager::current()->play_music(filename);
 }
 
 void play_sound(const std::string& filename)
 {
-  sound_manager->play(filename);
+  SoundManager::current()->play(filename);
 }
 
 void grease()
 {
   if (!validate_sector_player()) return;
-  ::Player* tux = Sector::current()->player; // Scripting::Player != ::Player
+  ::Player* tux = Sector::current()->player; // scripting::Player != ::Player
   tux->get_physic().set_velocity_x(tux->get_physic().get_velocity_x()*3);
 }
 
@@ -252,7 +257,7 @@ void whereami()
 {
   if (!validate_sector_player()) return;
   ::Player* tux = Sector::current()->player;
-  log_info << "You are at x " << tux->get_pos().x << ", y " << tux->get_pos().y << std::endl;
+  log_info << "You are at x " << ((int) tux->get_pos().x) << ", y " << ((int) tux->get_pos().y) << std::endl;
 }
 
 void gotoend()
@@ -271,18 +276,19 @@ void camera()
   log_info << "Camera is at " << Sector::current()->camera->get_translation().x << "," << Sector::current()->camera->get_translation().y << std::endl;
 }
 
-void set_gamma(float gamma) {
-  SDL_SetGamma(gamma, gamma, gamma);
+void set_gamma(float gamma)
+{
+  VideoSystem::current()->get_renderer().set_gamma(gamma);
 }
 
 void quit()
 {
-  g_main_loop->quit();
+  ScreenManager::current()->quit();
 }
 
 int rand()
 {
-  return systemRandom.rand();
+  return gameRandom.rand();
 }
 
 void set_game_speed(float speed)
@@ -310,7 +316,7 @@ void play_demo(const std::string& filename)
   }
   // Reset random seed
   g_config->random_seed = GameSession::current()->get_demo_random_seed(filename);
-  g_config->random_seed = systemRandom.srand(g_config->random_seed);
+  g_config->random_seed = gameRandom.srand(g_config->random_seed);
   GameSession::current()->restart_level();
   GameSession::current()->play_demo(filename);
 }