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#include "stdafx.h"
#include "windows.h"
#include "Snake1stApp.h"
 
int N=60;
int M=30;
int X=25;
 
int width=X * N;
int height=X * M;
 
int dir;
int num=4;
 
struct{
    int x;
    int y;
}
s[100];
 
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
 
int WINAPI WinMain(HINSTANCE h,HINSTANCE hprevinstance,LPSTR lpcmdline,int ncmdshow){
    WNDCLASSEX wc;
    HWND hwnd;
    MSG msg;
 
    ZeroMemory(&msg,sizeof(MSG));
    wc.cbSize=sizeof(wc);
    wc.style=CS_OWNDC|CS_HREDRAW|CS_VREDRAW;
    wc.lpfnWndProc=WndProc;
    wc.cbClsExtra=0;
    wc.cbWndExtra=0;
    wc.hInstance=h;
    wc.hIcon=LoadIcon(NULL,IDI_APPLICATION);
    wc.hCursor=LoadCursor(h,IDC_ARROW);
    wc.hbrBackground=(HBRUSH)GetStockObject(GRAY_BRUSH);
    wc.lpszMenuName=NULL;
    wc.lpszClassName=L"main";
    wc.hIconSm=LoadIcon(NULL,IDI_APPLICATION);
    if(!RegisterClassEx(&wc)) return 0;
 
    if(!(hwnd=CreateWindowEx(NULL,L"main",L"Snake",WS_OVERLAPPEDWINDOW|WS_VISIBLE,0,0,width,height,NULL,NULL,h,NULL))) return 0;
 
    s[0].x=10;
    s[0].y=10;
 
    ShowWindow(hwnd,SW_SHOWDEFAULT);
    UpdateWindow(hwnd);
 
    while(msg.message != WM_QUIT){
        if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)){
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
    return msg.wParam;
}
 
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){
    HDC hdc=GetDC(hwnd);
 
    switch (message){
    case WM_PAINT:
    for(int i=0;i<width;i+=X){
        MoveToEx(hdc,i,0,NULL);
        LineTo(hdc,i,height);
    }
    for(int j=0;j<height;j+=X){
        MoveToEx(hdc,0,j,NULL);
        LineTo(hdc,width,j);
    }
    ReleaseDC(hwnd,hdc);
 
    for(int i=0;i<num;i++){
 
    }
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        break;
    default:
        return DefWindowProc(hwnd, message, wParam, lParam);
    }
    return 0;
}