7 files changed, 79 insertions, 2 deletions

@@ -1,4 +1,4 @@
-OBJS = mazeoflife.o titlestate.o gamestate.o
+OBJS = mazeoflife.o titlestate.o htpstate.o gamestate.o
 CC = g++
 CFLAGS = `pkg-config sdl --cflags`
 LIBS = `pkg-config sdl --libs`
@@ -0,0 +1,56 @@
+#include "includes.h"
+
+HowToPlayState::HowToPlayState()
+{
+        background1 = SDL_LoadBMP("htp1.bmp");
+        background2 = SDL_LoadBMP("htp2.bmp");
+        pointer = SDL_LoadBMP("pointer.bmp");
+        secondPage = false;
+        selection = 0;
+}
+
+void HowToPlayState::input(SDLKey key)
+{
+        if ((key == SDLK_LEFT) && (selection != 0))
+        {
+                selection--;
+        } else if ((key == SDLK_RIGHT) && (selection != 1))
+        {
+                selection++;
+        } else if (key == SDLK_RETURN)
+        {
+                switch (selection)
+                {
+                        case 0:
+                                secondPage = !secondPage;
+
+                                break;
+                        case 1:
+                                changeState(new TitleState());
+
+                                break;
+                }
+        }
+}
+
+void HowToPlayState::render(SDL_Surface* screen)
+{
+        SDL_Rect pSpace;
+
+        if (!secondPage)
+        {
+                SDL_BlitSurface(background1, NULL, screen, NULL);
+                        
+                pSpace.x = (selection==0?74:216);
+        } else {
+                SDL_BlitSurface(background2, NULL, screen, NULL);
+
+                pSpace.x = (selection==0?45:238);
+        }
+
+        pSpace.y = 430;
+        pSpace.w = screen->w;
+        pSpace.h = screen->h;
+
+        SDL_BlitSurface(pointer, NULL, screen, &pSpace);
+}
@@ -0,0 +1,18 @@
+#ifndef HTPSTATE_H
+#define HTPSTATE_H
+
+class HowToPlayState : public State {
+        public:
+                HowToPlayState();
+                void input(SDLKey key);
+                void render(SDL_Surface* screen);
+
+        private:
+                SDL_Surface* background1;
+                SDL_Surface* background2;
+                SDL_Surface* pointer;
+                bool secondPage;
+                int selection;
+};
+
+#endif
@@ -5,4 +5,5 @@
 #include "state.h"
 #include "mazeoflife.h"
 #include "titlestate.h"
+#include "htpstate.h"
 #include "gamestate.h"
@@ -23,7 +23,9 @@ void TitleState::input(SDLKey key)
                                 changeState(new GameState());
 
                                 break;
-                        case 1: // Add How To Play
+                        case 1:
+                                changeState(new HowToPlayState());
+
                                 break;
                         case 2: // Add choose highscore list
                                 break;