Tetris/playstate.cpp

# include "game.hpp"
# include "states.hpp"

PlayState PlayState::m_PlayState;

void PlayState::Init()
{
	Map = map();
	Part = part();
	Next = part();

	level = 0;
	lines = 0;
	score = 0;

	tick = 1;

	nameEntered = false;
	nameEntering = false;
	message = NULL;

	textColor = make_color(255, 255, 255);

	SDL_EnableKeyRepeat ( REPAET_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );

	# ifdef DEBUG
		std::cout << "PlayState Init Successful" << std::endl;
	# endif
}

void PlayState::Clean()
{
	SDL_EnableKeyRepeat ( 0, 0 );

	# ifdef DEBUG
		std::cout << "PlayState Clean Successful" << std::endl;
	# endif
}

void PlayState::Pause()
{
	SDL_EnableKeyRepeat ( 0, 0 );

	# ifdef DEBUG
		std::cout << "PlayState Paused" << std::endl;
	# endif
}

void PlayState::Resume()
{
	SDL_EnableKeyRepeat ( REPAET_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );

	# ifdef DEBUG
		std::cout << "PlayState Resumed" << std::endl;
	# endif
}

void PlayState::HandleEvents ( game* Game )
{
	SDL_Event event;

	while ( SDL_PollEvent ( &event ) )
	{
		if ( event.type == SDL_QUIT)
			Game->Quit();

		if( nameEntering == true  &&  nameEntered == false )
		{
			//Get user input
			name.handle_input(Game, &event);

			//If the enter key was pressed
			if( ( event.type == SDL_KEYDOWN ) && ( event.key.keysym.sym == SDLK_RETURN ) )
			{
				//Change the flag
				nameEntered = true;
				nameEntering = false;

				Save(name.GetStr(), lines);

				name.Clear();

				//Free the old message surface
				SDL_FreeSurface( message );

				//Change the message
			}

			name.show_centered(Game);
		}
		else
		{
			switch ( event.type )
			{
				case SDL_KEYDOWN:
					switch ( event.key.keysym.sym )
					{
						case SDLK_ESCAPE:
						{
							//Game->SetRunning(false);
							Game->PushState ( PauseState::Instance() );
						}
						break;

						case SDLK_RIGHT:
						{
							part p = Part;

							# ifdef DEBUG
								std::cout << "move to Right: ";
							# endif

							Part.move ( 1, 0 );

							if ( Map.isCollision ( Part, true ) )
							{
								# ifdef DEBUG
									std::cout << "Collision" << std::endl;
								# endif

								Part = p;
							}
						}
						break;

						case SDLK_LEFT:
						{
							part p = Part;

							# ifdef DEBUG
								std::cout << "move to Left: ";
							# endif

							Part.move ( -1, 0 );

							if ( Map.isCollision ( Part, true ) )
							{
								# ifdef DEBUG
									std::cout << "Collision" << std::endl;
								# endif

								Part = p;
							}
						}
						break;

						case SDLK_DOWN:
							# ifdef DEBUG
								std::cout << "move to Down: ";
							# endif

							if ( !Map.isCollision ( Part ) )
							{
								Part.move ( 0, 1 );
							}
							else
							{
								# ifdef DEBUG
									std::cout << "Collision" << std::endl;
								# endif
							}
						break;

						case SDLK_UP:
						{
							part p = Part;

							# ifdef DEBUG
								std::cout << "Rotate: ";
							# endif

							Part.rotate();

							if ( Map.isCollision ( Part, true ) )
							{
								# ifdef DEBUG
									std::cout << "Map: Collission" << std::endl;
								# endif

								Part = p;
							}
						}
						break;

						case SDLK_SPACE:
							# ifdef DEBUG
								std::cout << "move to Bottom" << std::endl;
							# endif

							while ( !Map.isCollision ( Part ) )
							{
								Part.move ( 0, 1 );

								tick = FPS - 1;
							}
						break;

						case SDLK_RETURN:
						{
							# ifdef DEBUG
								std::cout << "continue" << std::endl;
							# endif

							//Game->m_bGameOver = false;
						}
						break;
					}
					break;
			}
		}
	}
}

void PlayState::Update ( game* Game )
{
	if ( Map.isFull() )
	{
		nameEntering = true;

		if (nameEntered)
		{
			nameEntering = false;
			nameEntered = false;
			//text.setString("Score " + intToStr(Map.getScore()) + "\n" + "Press enter");
			Map.reset();

			lines = 0;
			level = 1;
		}
	}


	if (!nameEntering)
	{
		if ( level == 0 )
		{
			level = 1;
		}

		if ( tick % ( FPS / ( ( level > 30 )  ?  30  :  level ) ) == 0  &&  !Map.isCollision ( Part ) )
		{
			# ifdef DEBUG
				std::cout << "move to Down: ";
			# endif

			Part.move ( 0, 1 );
		}


		if ( Map.isCollision ( Part )  &&  tick + 1 == ( FPS / ( ( level > 30 )  ?  30  :  level ) ) )
		{
			int count;

			Map.addPart ( Part );

			count = Map.destroyLines();

			lines += count;
	//      level = (lines >= 5)  ?  (lines / 10)  :  0;
			level = lines / 10 + 1;

			# ifdef DEBUG
				std::cout << "Lines: " << lines << std::endl;
				std::cout << "Level: " << level << std::endl;
			# endif

			Part = Next;
			Next = part();
		}


		if ( tick < FPS )
		{
			tick++;
		}
		else
		{
			tick = 1;
		}
	}
}


void PlayState::Draw ( game* Game )
{
	if (!nameEntering)
	{
		SDL_FillRect ( Game->GetScreen(), NULL, 0x000000 );

		SDL_Rect rect = {WIDTH * SIZE, 0, 130, HEIGHT * SIZE};

		SDL_FillRect ( Game->GetScreen(), &rect, 0x111111 );

		Map.draw ( Game->GetScreen() );
		Part.draw ( Game->GetScreen() );
		Next.draw ( 165, 100, Game->GetScreen() );

		PlayInfo(this, Game);
	}
	else
	{
		SDL_FillRect ( Game->GetScreen(), NULL, 0x000000 );

		message = TTF_RenderText_Solid( Game->GetfontGame(), "Enter Name: ", textColor );
		apply_surface(10, 40, message, Game->GetScreen());

		name.show_centered(Game);
	}

	SDL_Flip ( Game->GetScreen() );
}


void PlayState::Save ( string Name, int Lines )
{
	ofstream file;

	file.open(".score", ios_base::app);

	if (file.is_open())
	{
		file << Name << " " << Lines << endl;

		file.close();
	}
	else
	{
		cerr << "Cannot open file '.score'" << endl;
	}
}


void PlayInfo ( PlayState * Info, game * Game )
{
	SDL_Color textColor;
	SDL_Surface * message;
	char temp[10];

	textColor = make_color(255, 255, 255);


	message = TTF_RenderText_Solid( Game->GetfontGame(), "Lines", textColor);
	apply_surface(220, 150, message, Game->GetScreen());

	std::sprintf ( temp, "%d", Info->lines);
	message = TTF_RenderText_Solid( Game->GetfontGame(), temp, textColor);
	apply_surface(220, 185, message, Game->GetScreen());


	message = TTF_RenderText_Solid( Game->GetfontGame(), "Level", textColor);
	apply_surface(220, 230, message, Game->GetScreen());

	std::sprintf ( temp, "%d", Info->level);
	message = TTF_RenderText_Solid( Game->GetfontGame(), temp, textColor);
	apply_surface(220, 265, message, Game->GetScreen());


	SDL_FreeSurface(message);
}