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C-/C++-Quelltext

// Player.h

//

#ifndef _PLAYER_H__
#define _PLAYER_H__
// Include-Dateien

//


#include "Sprite.h"
#include <SDL.h>
#include <stdlib.h>

// Klasse

//

class CPlayer
{
private:
    // Membervariablen

    //

    CSprite * pPlayer;
    SDL_Surface * screen;
    SDL_Rect rect;
    int done;
    int PlayerPosX;
    int PlayerPosY;

public:
    // Memberfunktionen

    //

    CPlayer ();
    void Init ();
    void Run ();
    void Quit ();
    void Move ();
};

#endif _PLAYER_H__


// Sprite.h

//

#ifndef _SPRITE_H__
#define _SPRITE_H__
// Include-Dateien

//


#include <SDL.h>
#include <stdlib.h>

// Klasse

//

class CSprite
{
public:
    // Memberfunktionnen

    //

    CSprite (int x, int y);
    void Load ();
    void SetPos (int x, int y);
    void Move (int Move_X, int Move_Y);
    SDL_Rect * GetRect ();
    void Draw (SDL_Surface * target);
    void Flip ();

protected:
    // Membervariablen

    //

    SDL_Surface * Image, * screen;
    SDL_Rect rect;
};

#endif _SPRITE_H__


#include <iostream>

using namespace std;



CPlayer::CPlayer() 
{
    done = 0;
    PlayerPosX = 50;
    PlayerPosY = 50;
}

void CPlayer::Init()
{
    if (SDL_Init (SDL_INIT_VIDEO) == -1)
    {
        printf ("Das SDL kann nicht initialisiert werden: %s\n", SDL_GetError ());
        cout << "Das SDL kann nicht initialisiert werden" << endl;

        exit (1);
    }

    atexit (SDL_Quit);
    
    screen = SDL_SetVideoMode (640, 480, 16, SDL_HWSURFACE | SDL_DOUBLEBUF);

    if (screen == NULL)
    {
        printf ("Der Video Modus kann nicht gesetzt werden: %s\n", SDL_GetError ());
        cout << "Der Video Modus kann nicht gesetzt werden" << endl;

        exit (1);
    }
    
    pPlayer->Load ();

    pPlayer->SetPos (50, 50);
}

void CPlayer::Move()
{
    SDL_Event Event;

    if (SDL_PollEvent (&Event))
    {
        switch (Event.type)
        {
            // Beenden

        case (SDL_QUIT):
            {
                SDL_Quit ();
            } break;

            // Wurde eine Taste gedrückt?

        case (SDL_KEYDOWN):
            {
                switch (Event.key.keysym.sym)
                {
                case (SDLK_LEFT):
                    {
                        if (pPlayer->GetRect ()->x + pPlayer->GetRect ()->w < screen->w)
                        {
                            PlayerPosX += 1;
                        }
                    } break;

                case (SDLK_RIGHT):
                    {
                        if (pPlayer->GetRect ()->x - pPlayer->GetRect ()->w > screen->w)
                        {
                            PlayerPosX -= 1;
                        }
                    } break;

                case (SDLK_UP):
                    {
                        if (pPlayer->GetRect ()->y + pPlayer->GetRect ()->h < screen->h)
                        {
                            PlayerPosY += 1;
                        }
                    } break;

                case (SDLK_DOWN):
                    {
                        if (pPlayer->GetRect ()->y - pPlayer->GetRect ()->h > screen->h)
                        {
                            PlayerPosY -= 1;
                        }
                    } break;
                case (SDLK_ESCAPE):
                    {
                        // Ja, also Spiel beenden

                        SDL_Quit ();
                    } break;
                }
            } break;
        }
    }

}       

void CPlayer::Run()
{
    pPlayer->Move (PlayerPosX, PlayerPosY);

    pPlayer->Flip ();

    pPlayer->Draw (screen);
}

void CPlayer::Quit()
{
    SDL_Quit ();
}


// Sprite.cpp

//

// Include-Dateien

//


#include "Sprite.h"
#include <SDL.h>
#include <stdlib.h>
#include <iostream>


using namespace std;

CSprite::CSprite (int x, int y)
{
    SetPos (x, y);
}

void CSprite::Load ()
{
    Image = SDL_LoadBMP ("Gegner.bmp");

    if (Image == NULL)
    {
        printf ("Das Bild konnte nicht geldaden werden: %s\n", SDL_GetError ());
        cout << "Das Bild konnte nicht geladen werden!" << endl;

        exit (1);
    }
}

void CSprite::SetPos (int x, int y)
{
    rect.x = x;
    rect.y = y;
}

void CSprite::Move (int Move_X, int Move_Y)
{
    rect.x += Move_X;
    rect.y += Move_Y;
}

SDL_Rect * CSprite::GetRect()
{
    return &rect;
}

void CSprite::Draw(SDL_Surface *target)
{
    SDL_BlitSurface (Image, NULL, target, &rect);
}

void CSprite::Flip()
{
    SDL_Flip (screen);
}


// main.cpp

//

// Include-Dateien

//


#include "Sprite.h"
#include "Player.h"
#include <SDL.h>
#include <stdlib.h>

// Hauptprogramm

//

int main (int argc, char *argv[])
{
    // Hier kommen dann die Funktionen der Klassen hinein

    //

    // Eine neue Spieler-Instanz

    //

    CPlayer Player;

    Player.Init ();

    Player.Run ();

    Player.Quit ();

    return 0;
}