added level choosing interface

src/levelchanger.c

@@ -13,12 +13,64 @@
 #include <save.h>
 #include <config.h>
 
-extern image_t img_mainmenu;
+
+static void levelchanger(int w)
+{
+	int play_level(int l);
+
+	extern image_t img_levelchanger;	
+	
+	int choice=0;
+
+	// x y, first button coordinates and size
+	const int xt = 19, yt = 7, wt = 6, ht = 6;
+
+	while (1)
+	{
+		keyboard_clear();
+		dimage(0,0,&img_levelchanger);
+
+		drect(xt+(2+wt)*choice, yt, xt+(wt+2)*choice+wt,yt+ht, C_INVERT);
+
+		dupdate();
+
+		//int key=getkey_opt(GETKEY_REP_ARROWS,0).key;
+		int key=getkey_custom();
+
+		if (key==KEY_LEFT && choice>0)
+			choice--;
+
+		if (key==KEY_RIGHT && choice<8)
+			choice++;
+
+		if (key==KEY_EXE || key==KEY_SHIFT)
+		{
+			if (choice==8)
+			{
+				play_level(0); // Todo : add score lifes etc...
+			}
+			else
+			{
+				mario_smaller();
+				mario_immunity=0;
+				play_level(choice);
+			}
+		}
+		
+		if (key==KEY_EXIT || key==KEY_MENU)
+			break;
+
+	}
+
+}
+
+
 
 void launch_ui()
 {
 	keyboard_clear();
 	extern image_t img_mainmenu;
+
 	const int xt=17,yt=9;
 	int choice_x=0, choice_y=0;
 	while (1)
@@ -78,17 +130,19 @@ void launch_ui()
 				else
 					world_chosen=choice_x;
 				if (world_chosen<=get_progress_status())
-					play_level(world_chosen);
+					levelchanger(world_chosen);
+
 			}
 		}
 		
 		if (key==KEY_EXIT || key==KEY_MENU)
 			break;
-
 	}
-
 }
 
+
+
+
 int frame_id;
 int callback(volatile void *arg)
 {
@@ -109,6 +163,8 @@ int play_level(int l)
 	//int finish_status=0; // FAil
 	finish_level=0; mario_dead=0;
 	set_level(l);
+	if (w_current==0)
+		return 0;
 	reset_camera();
 	while(global_quit==0)
 	{
@@ -124,11 +180,16 @@ int play_level(int l)
 			score_display();
 
 			dupdate();
-			if (mario_dead || finish_level)
+			if (mario_dead)
 			{
 				timer_stop(0);
 				return 0;
 			}
+			if (finish_level)
+			{
+				timer_stop(0);
+				return 1;
+			}
 			
 		}
 		else