PickNsquare

#include "SDL/SDL.h"
#include <ctime>
#include <stdlib.h>

#include "surfaces.h"
#include "classes.h"

void load_sprite(int x, int y, int bx, int by, int width, int height, SDL_Surface *source, SDL_Surface *destination) {
    SDL_Rect rect;
    SDL_Rect offset;

    rect.x = bx;
    rect.y = by;
    rect.w = width;
    rect.h = height;

    offset.x = x;
    offset.y = y;

    SDL_BlitSurface(source, &rect, destination, &offset);
}

void apply_surface(int x, int y, SDL_Surface *source, SDL_Surface *destination) {
    SDL_Rect rect;

    rect. x = x;
    rect.y = y;

    SDL_BlitSurface(source, NULL, destination, &rect);
}

int main(int argc, char *args[]) {
    SDL_Init(SDL_INIT_EVERYTHING);

    srand(time(NULL));

    Uint8 *key;
    bool gameLoop = true;
    SDL_Event event;

    //Load classes.h var's
    cPlayer.x = 640/2;
    cPlayer.y = 480/2;

    cPoint.x = rand() % (640 - 16) + 0;
    cPoint.y = rand() % (480 - 16) + 0;

    apply_surface(0, 0, background, screen);
    SDL_Flip(screen);

    //Gameloop
    while(gameLoop == true) {

        SDL_PumpEvents();
        key = SDL_GetKeyState(NULL);

        if(key[SDLK_DOWN] || key[SDLK_s]) {
            cPlayer.y++;
        }

        if(key[SDLK_UP] || key[SDLK_w]) {
            cPlayer.y--;
        }

        if(key[SDLK_RIGHT] || key[SDLK_d]) {
            cPlayer.x++;
        }

        if(key[SDLK_LEFT] || key[SDLK_a]) {
            cPlayer.x--;
        }

        if(key[SDLK_ESCAPE]) {
            gameLoop = false;
        }

        if(event.type == SDL_QUIT) {
            gameLoop = false;
        }

        apply_surface(0, 0, background, screen);
        load_sprite(cPlayer.x, cPlayer.y, 0, 0, 16, 16, tileset, screen);
        load_sprite(cPoint.x, cPoint.y, 16, 0, 16, 16, tileset, screen);

        if(cPlayer.y > 480) {
            cPlayer.y = 0;
        } else if(cPlayer.y < 0) {
            cPlayer.y = 480;
        }

        if(cPlayer.x > 640) {
            cPlayer.x = 0;
        } else if(cPlayer.x < 0) {
            cPlayer.x = 640;
        }

        if(cPoint.y>cPlayer.y && cPoint.y<cPlayer.y+16) {
            if(cPoint.x>cPlayer.x && cPoint.x<cPlayer.x+16) {
                cPoint.x = rand() % (640 - 16) + 0;
                cPoint.y = rand() % (480 - 16) + 0;
            }
        }

        SDL_Delay(30/1000);

        SDL_Flip(screen);

    }

    SDL_FreeSurface(background);
    SDL_FreeSurface(tileset);

    SDL_Quit();
}