Mario: add turtle enemy

mario/visitors/goomba_visitor.cpp

@@ -3,6 +3,7 @@
 #include "../objectids.hpp"
 #include "../sprites.hpp"
 #include "../mario.hpp"
+#include "../blocks/turtleblock.hpp"
 
 void GoombaVisitor::visit(const SDLPP::RenderObject &obj) {
     auto id = obj.getId();
@@ -47,7 +48,15 @@ void GoombaVisitor::visit(const SDLPP::RenderObject &obj) {
         }
         break;
     case DEATH_ID:
-        death = true;
+        instant_death = true;
+        break;
+    case TURTLE_ID:
+    {
+        auto &turtle = dynamic_cast<const TurtleBlock &>(obj);
+        if(turtle.isShell() && turtle.getMovement().getX() != 0) {
+            death = true;
+        }
+    }
         break;
     case MARIO_ID:
         {

mario/visitors/mario_visitor.cpp

@@ -62,6 +62,7 @@ void MarioVisitor::visit(const SDLPP::RenderObject &obj) {
         _instant_death = true;
         break;
     case GOOMBA_ID:
+    case TURTLE_ID:
         if (from != MARIO_FLOOR_DETECT && from != MARIO_ENEMY_DETECT) {
             _death = true;
         } else if (from == MARIO_FLOOR_DETECT || from == MARIO_ENEMY_DETECT) {

mario/visitors/projectile_visitor.cpp

@@ -46,6 +46,7 @@ void ProjectileVisitor::visit(const SDLPP::RenderObject &obj) {
         }
         break;
     case GOOMBA_ID:
+    case TURTLE_ID:
         death = true;
     default:
         break;

mario/visitors/visitor_generator.cpp

@@ -3,6 +3,7 @@
 #include "mario_visitor.hpp"
 #include "mushroom_visitor.hpp"
 #include "goomba_visitor.hpp"
+#include "turtle_visitor.hpp"
 #include "projectile_visitor.hpp"
 #include "../mario.hpp"
 
@@ -29,6 +30,10 @@ getVisitor(const MarioBlock &block, SDLPP::Scene &scene,
         result = std::static_pointer_cast<SDLPP::Visitor>(
             std::make_shared<GoombaVisitor>(block.getPos()));
         break;
+    case TURTLE_ID:
+        result = std::static_pointer_cast<SDLPP::Visitor>(
+            std::make_shared<TurtleVisitor>(block.getPos()));
+        break;
     case FIREBALL_ID:
         result = std::static_pointer_cast<SDLPP::Visitor>(
             std::make_shared<ProjectileVisitor>());