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SnakeGame.cpp
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SnakeGame.cpp
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// SnakeGame.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include "SnakeGame.h"
#include "ConstAndDefine.h"
// Global Variables:
HINSTANCE hInst; // current instance
HWND ghWnd;
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
char szFileName[100];
char szCurrentDirt[100];
char szScore[10] = "0";
char szTempName[100] = "???";
UINT wCurrentScore = 0;
static enum Level {level1 = 1, level2, level3, level4, level5,
level6, level7, level8, level9, level10};
// Forward declarations of functions included in this code module:
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK AddRecord(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK Armory(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK Difficulty(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK Help(HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK Info(HWND, UINT, WPARAM, LPARAM);
int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
_In_opt_ HINSTANCE hPrevInstance,
_In_ LPWSTR lpCmdLine,
_In_ int nCmdShow)
{
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
// TODO: Place code here.
// Initialize global strings
LoadStringW(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadStringW(hInstance, IDC_SNAKEGAME, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
HACCEL hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_SNAKEGAME));
MSG msg;
// Main message loop:
while (GetMessage(&msg, nullptr, 0, 0))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return (int) msg.wParam;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEXW wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_GAMEICON));
wcex.hCursor = LoadCursor(nullptr, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = MAKEINTRESOURCEW(IDC_SNAKEGAME);
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_GAMEICON));
return RegisterClassExW(&wcex);
}
//
// FUNCTION: InitInstance(HINSTANCE, int)
//
// PURPOSE: Saves instance handle and creates main window
//
// COMMENTS:
//
// In this function, we save the instance handle in a global variable and
// create and display the main program window.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
hInst = hInstance; // Store instance handle in our global variable
HWND hWnd = CreateWindowW(szWindowClass, szTitle, WS_VISIBLE | WS_CAPTION | WS_BORDER | WS_MINIMIZEBOX | WS_SYSMENU,
100, 100, 800, 600, nullptr, nullptr, hInstance, nullptr);
if (!hWnd)
{
return FALSE;
}
ghWnd = hWnd;
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
//Image
//Normal
static HICON hIconHead, hIconFood, hIconBody;
//Special
//Body
static HICON hIconBodyVertical, hIconBodyLevel;
//Head
static HICON hIconHeadUp, hIconHeadDown, hIconHeadLeft, hIconHeadRight;
static HICON hIconHeadUp_Dead, hIconHeadDown_Dead, hIconHeadLeft_Dead, hIconHeadRight_Dead;
//Score
static HICON hIconScore0, hIconScore1, hIconScore2, hIconScore3, hIconScore4,
hIconScore5, hIconScore6, hIconScore7, hIconScore8, hIconScore9;
//Others
static HBITMAP hBmpBackground, hBmpGameOver;
//Struct
static enum Direct { right, left, up, down } CurrentDirection = right;
static struct FoodPos
{
UINT i;
FoodPos *pNext;
Direct CurrentDirection;
} *pFoodInHead, *pFoodInBody;
//Point
static POINT poFoodPos = { 190, 190 };
static POINT poSnakePos[100] = { 100, 95 };
//Bool
static BOOL bPause = FALSE;
static BOOL bAddBody = FALSE;
static BOOL bEatFood = FALSE;
static BOOL bSpace = FALSE;
static BOOL bGameOver = FALSE;
//Others
static UINT wBodyLength = 5;
UINT i=0, j=0;
UINT wStep = 13;
static UINT wSpeed = 500;
switch (message)
{
case WM_CREATE:
{
//Load the image of the body
hIconBody = LoadIcon(hInst, MAKEINTRESOURCE(IDI_BODY));
hIconBodyLevel = LoadIcon(hInst, MAKEINTRESOURCE(IDI_BODYLEVEL));
hIconBodyVertical = LoadIcon(hInst, MAKEINTRESOURCE(IDI_BODYVERTICAL));
//Load the image of the head
hIconHeadUp = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADUP));
hIconHeadDown = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADDOWN));
hIconHeadLeft = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADLEFT));
hIconHeadRight = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADRIGHT));
hIconHeadUp_Dead = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADUP_DEAD));
hIconHeadDown_Dead = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADDOWN_DEAD));
hIconHeadLeft_Dead = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADLEFT_DEAD));
hIconHeadRight_Dead = LoadIcon(hInst, MAKEINTRESOURCE(IDI_HEADRIGHT_DEAD));
//Load the image of food
hIconFood = LoadIcon(hInst, MAKEINTRESOURCE(IDI_APPLE));
//Load the image of gameover
hBmpGameOver = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_GAMEOVER));
//Load the image of background
hBmpBackground = LoadBitmap(hInst, MAKEINTRESOURCE(IDB_BACKGROUND));
//Load the image of Score
hIconScore0 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE0));
hIconScore1 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE1));
hIconScore2 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE2));
hIconScore3 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE3));
hIconScore4 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE4));
hIconScore5 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE5));
hIconScore6 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE6));
hIconScore7 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE7));
hIconScore8 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE8));
hIconScore9 = LoadIcon(hInst, MAKEINTRESOURCE(IDI_SCORE9));
//Initial the chain of shitinbody
pFoodInHead = NULL;
pFoodInBody = pFoodInHead;
//Find the ini file
GetCurrentDirectoryA(sizeof(szCurrentDirt), szCurrentDirt);
strcpy(szFileName, szCurrentDirt);
strcat(szFileName, "\\snake.ini");
WIN32_FIND_DATAA sTemp;
HANDLE hFile = FindFirstFileA(szFileName, &sTemp);
if (hFile == INVALID_HANDLE_VALUE)
{
if (!WritePrivateProfileStringA(szSpeed_T, szCurrentSpeed, "500", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szHeadPosX_T, szHeadPosX, "100", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szHeadPosY_T, szHeadPosY, "95", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szBodyLength_T, szBodyLength, "5", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
//Write hero
if (!WritePrivateProfileStringA(szHeroName_T, szChampionName, "???", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szHeroName_T, szSecondName, "???", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szHeroName_T, szThirdName, "???", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szList_HeroS, szChampionScore, "0", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szList_HeroS, szSecondScore, "0", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
if (!WritePrivateProfileStringA(szList_HeroS, szThirdScore, "0", szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
}
char szTemp[100];
//Get Speed from ini;
GetPrivateProfileStringA(szSpeed_T, szCurrentSpeed, "0", szTemp, sizeof(szTemp), szFileName);
wSpeed = atoi(szTemp);
//Get Position of Snake's head at the first time from ini;
GetPrivateProfileStringA(szHeadPosX_T, szHeadPosX, "0", szTemp, sizeof(szTemp), szFileName);
poSnakePos[0].x = atoi(szTemp);
GetPrivateProfileStringA(szHeadPosY_T, szHeadPosY, "0", szTemp, sizeof(szTemp), szFileName);
poSnakePos[0].y = atoi(szTemp);
//Get the length of snake;
GetPrivateProfileStringA(szBodyLength_T, szBodyLength, "0", szTemp, sizeof(szTemp), szFileName);
wBodyLength = atoi(szTemp);
//Initial the Score
strcpy(szScore, "0");
wCurrentScore = 0;
//Initial the body of the snake
for (i = 1; i <= wBodyLength; i++)
{
poSnakePos[i].x = poSnakePos[0].x - i * 13;
poSnakePos[i].y = poSnakePos[0].y;
}
}
break;
case WM_SENDLEVEL:
{
UINT wLevel = (UINT)wParam;
switch (wLevel)
{
case level1:
wSpeed = 500;
break;
case level2:
wSpeed = 300;
break;
case level3:
wSpeed = 200;
break;
case level4:
wSpeed = 160;
break;
case level5:
wSpeed = 120;
break;
case level6:
wSpeed = 100;
break;
case level7:
wSpeed = 80;
break;
case level8:
wSpeed = 50;
break;
case level9:
wSpeed = 30;
break;
case level10:
wSpeed = 10;
break;
}
char szTemp[100];
if (!WritePrivateProfileStringA(szSpeed_T, szCurrentSpeed, itoa(wSpeed, szTemp, 10), szFileName))
MessageBoxA(hWnd, "错误", "打不开配置文件", MB_OK);
}
break;
case WM_TIMER:
{
RECT ClientRect;
GetClientRect(hWnd, &ClientRect);
if (wParam == IDTIMER_SPEED && bGameOver == FALSE && bPause == FALSE)
{
HMENU hMenu = GetMenu(hWnd);
HMENU hMenuSub = GetSubMenu(hMenu, 0);
//Whether the game is over?
//When the snake bump into the wall, game over
if ((poSnakePos[0].x - rMoveRange.left <= 1) || (poSnakePos[0].y - rMoveRange.top <= 1) || (rMoveRange.right - poSnakePos[0].x < 1) || (rMoveRange.bottom - poSnakePos[0].y < 1))
{
KillTimer(hWnd, IDTIMER_SPEED);
bGameOver = TRUE;
PlaySound((LPCTSTR)IDR_GAMEOVER, NULL, SND_RESOURCE | SND_ASYNC | SND_NODEFAULT);
EnableMenuItem(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_GRAYED);
//Whether break the record?
char szFirstScore[100], szSecondScore[100], szThirdScore[100];
char szFirstName[100], szSecondName[100], szThirdName[100];
char szTemp[100];
UINT wFirst = 0, wSecond = 0, wThird = 0;
GetPrivateProfileStringA(szList_HeroS, szChampionScore, "0", szFirstScore, sizeof(szFirstScore), szFileName);
wFirst = atoi(szFirstScore);
GetPrivateProfileStringA(szList_HeroS, szSecondScore, "0", szSecondScore, sizeof(szSecondScore), szFileName);
wSecond = atoi(szSecondScore);
GetPrivateProfileStringA(szList_HeroS, szThirdScore, "0", szThirdScore, sizeof(szThirdScore), szFileName);
wThird = atoi(szThirdScore);
GetPrivateProfileStringA(szHeroName_T, szChampionName, "???", szFirstName, sizeof(szFirstName), szFileName);
GetPrivateProfileStringA(szHeroName_T, szSecondName, "???", szSecondName, sizeof(szSecondName), szFileName);
GetPrivateProfileStringA(szHeroName_T, szThirdName, "???", szThirdName, sizeof(szThirdName), szFileName);
if (wCurrentScore * 100 > wFirst)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the second's record to third
WritePrivateProfileStringA(szHeroName_T, szThirdName, szSecondName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szThirdScore, szSecondScore, szFileName);
//Set the first's recod to second
WritePrivateProfileStringA(szHeroName_T, szSecondName, szFirstName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szSecondScore, szFirstScore, szFileName);
//Set the new record to first place
WritePrivateProfileStringA(szList_HeroS, szChampionScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szChampionName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
else if (wCurrentScore * 100 > wSecond)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the second's record to third
WritePrivateProfileStringA(szHeroName_T, szThirdName, szSecondName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szThirdScore, szSecondScore, szFileName);
//Set the new record to Second place
WritePrivateProfileStringA(szList_HeroS, szSecondScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szSecondName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
else if (wCurrentScore * 100 > wThird)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the new record to Third place
WritePrivateProfileStringA(szList_HeroS, szThirdScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szThirdName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
RECT rt;
rt.left = 190;
rt.right = 659;
rt.top = 190;
rt.bottom = 380;
InvalidateRect(hWnd, &rt, FALSE);
rt.left = poSnakePos[1].x - 10;
rt.right = rt.left + 50;
rt.top = poSnakePos[1].y - 10;
rt.bottom = rt.top + 50;
InvalidateRect(hWnd, &rt, FALSE);
RECT rt1;
rt1.left = GAMEOVERX;
rt1.top = GAMEOVERY;
rt1.bottom = rt1.top + 87;
rt1.right = rt1.left + 270;
InvalidateRect(hWnd, &rt1, FALSE);
}
//After ate, the snake's body should change
if (bAddBody == TRUE)
{
//Add the length of body
wBodyLength += 1;
//delete 1st element
FoodPos* pTemp;
pTemp = pFoodInHead;
pFoodInHead = pFoodInHead->pNext;
pFoodInBody = pFoodInHead;
delete(pTemp);
bAddBody = FALSE;
}
//Then this is how the body move
for (i = wBodyLength; i > 0; i--)
poSnakePos[i] = poSnakePos[i-1];
//The operation of each direction to move on
switch (CurrentDirection)
{
case right:
poSnakePos[0].x += wStep;
break;
case left:
poSnakePos[0].x -= wStep;
break;
case up:
poSnakePos[0].y -= wStep;
break;
case down:
poSnakePos[0].y += wStep;
break;
default:
break;
}
//When the snake bump into itself, game over
for (i = 1; i <= wBodyLength; i++)
{
if (poSnakePos[0].x == poSnakePos[i].x && poSnakePos[0].y == poSnakePos[i].y)
{
KillTimer(hWnd, IDTIMER_SPEED);
bGameOver = TRUE;
PlaySound((LPCTSTR)IDR_GAMEOVER, NULL, SND_RESOURCE | SND_ASYNC | SND_NODEFAULT);
EnableMenuItem(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_GRAYED);
//Whether break the record?
char szFirstScore[100], szSecondScore[100], szThirdScore[100];
char szFirstName[100], szSecondName[100], szThirdName[100];
char szTemp[100];
UINT wFirst = 0, wSecond = 0, wThird = 0;
GetPrivateProfileStringA(szList_HeroS, szChampionScore, "0", szFirstScore, sizeof(szFirstScore), szFileName);
wFirst = atoi(szFirstScore);
GetPrivateProfileStringA(szList_HeroS, szSecondScore, "0", szSecondScore, sizeof(szSecondScore), szFileName);
wSecond = atoi(szSecondScore);
GetPrivateProfileStringA(szList_HeroS, szThirdScore, "0", szThirdScore, sizeof(szThirdScore), szFileName);
wThird = atoi(szThirdScore);
GetPrivateProfileStringA(szHeroName_T, szChampionName, "???", szFirstName, sizeof(szFirstName), szFileName);
GetPrivateProfileStringA(szHeroName_T, szSecondName, "???", szSecondName, sizeof(szSecondName), szFileName);
GetPrivateProfileStringA(szHeroName_T, szThirdName, "???", szThirdName, sizeof(szThirdName), szFileName);
if (wCurrentScore * 100 > wFirst)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the second's record to third
WritePrivateProfileStringA(szHeroName_T, szThirdName, szSecondName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szThirdScore, szSecondScore, szFileName);
//Set the first's recod to second
WritePrivateProfileStringA(szHeroName_T, szSecondName, szFirstName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szSecondScore, szFirstScore, szFileName);
//Set the new record to first place
WritePrivateProfileStringA(szList_HeroS, szChampionScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szChampionName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
else if (wCurrentScore * 100 > wSecond)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the second's record to third
WritePrivateProfileStringA(szHeroName_T, szThirdName, szSecondName, szFileName);
WritePrivateProfileStringA(szList_HeroS, szThirdScore, szSecondScore, szFileName);
//Set the new record to Second place
WritePrivateProfileStringA(szList_HeroS, szSecondScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szSecondName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
else if (wCurrentScore * 100 > wThird)
{
if (DialogBox(hInst, (LPCTSTR)IDD_ADDRECORD, hWnd, (DLGPROC)AddRecord) == IDOK)
{
//Set the new record to Third place
WritePrivateProfileStringA(szList_HeroS, szThirdScore, itoa(wCurrentScore * 100, szTemp, 10), szFileName);
WritePrivateProfileStringA(szHeroName_T, szThirdName, szTempName, szFileName);
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_ARMORY, 0);
}
}
RECT rt;
rt.left = 190;
rt.right = 659;
rt.top = 190;
rt.bottom = 380;
InvalidateRect(hWnd, &rt, FALSE);
rt.left = poSnakePos[1].x - 10;
rt.right = rt.left + 50;
rt.top = poSnakePos[1].y - 10;
rt.bottom = rt.top + 50;
InvalidateRect(hWnd, &rt, FALSE);
RECT rt1;
rt1.left = GAMEOVERX;
rt1.top = GAMEOVERY;
rt1.bottom = rt1.top + 87;
rt1.right = rt1.left + 270;
InvalidateRect(hWnd, &rt1, FALSE);
break;
}
}
if (bGameOver == TRUE)
break;
//Decide whether the food should be refresh
if (abs(poSnakePos[1].x - poFoodPos.x) < 7 && abs(poSnakePos[1].y - poFoodPos.y) < 7)
{
bEatFood = TRUE;
//PlaySound((LPCTSTR)IDR_EAT, NULL, SND_RESOURCE | SND_ASYNC | SND_NODEFAULT | SND_NOWAIT);
//After snake ate food, its body is different
if (pFoodInHead == NULL)
{
pFoodInHead = new FoodPos[1];
pFoodInBody = pFoodInHead;
pFoodInBody->i = 0;
pFoodInBody->CurrentDirection = CurrentDirection;
pFoodInBody->pNext = NULL;
}
else
{
//Food that eaten move from head to tail
pFoodInBody = pFoodInHead;
while (pFoodInBody->pNext != NULL)
{
pFoodInBody = pFoodInBody->pNext;
}
pFoodInBody->pNext = new FoodPos[1];
pFoodInBody = pFoodInBody->pNext;
pFoodInBody->i = 0;
pFoodInBody->CurrentDirection = CurrentDirection;
pFoodInBody->pNext = NULL;
}
//Increase the score
UINT wLevel;
switch (wSpeed)
{
case 500:
{
wLevel = level1;
}
break;
case 300:
{
wLevel = level2;
}
break;
case 200:
{
wLevel = level3;
}
break;
case 160:
{
wLevel = level4;
}
break;
case 120:
{
wLevel = level5;
}
break;
case 100:
{
wLevel = level6;
}
break;
case 80:
{
wLevel = level7;
}
break;
case 50:
{
wLevel = level8;
}
break;
case 30:
{
wLevel = level9;
}
break;
case 10:
{
wLevel = level10;
}
break;
}
wCurrentScore += wLevel;
itoa(wCurrentScore, szScore, 10);
//Update level?
if (wLevel == level1 && wCurrentScore / wLevel >= 10) wLevel++;
if (wLevel == level2 && wCurrentScore / wLevel >= 17) wLevel++;
if (wLevel == level3 && wCurrentScore / wLevel >= 23) wLevel++;
if (wLevel == level4 && wCurrentScore / wLevel >= 28) wLevel++;
if (wLevel == level5 && wCurrentScore / wLevel >= 32) wLevel++;
if (wLevel == level6 && wCurrentScore / wLevel >= 35) wLevel++;
if (wLevel == level7 && wCurrentScore / wLevel >= 37) wLevel++;
if (wLevel == level8 && wCurrentScore / wLevel >= 39) wLevel++;
if (wLevel == level9 && wCurrentScore / wLevel >= 40) wLevel++;
}
//Every part of the body will follow the change of the head
pFoodInBody = pFoodInHead;
while (pFoodInBody != NULL)
{
pFoodInBody->i++;
pFoodInBody = pFoodInBody->pNext;
}
if (pFoodInHead != NULL)
if (pFoodInHead->i == wBodyLength)
bAddBody = TRUE;
//Refresh the food pos
if (bEatFood == TRUE)
{
srand(time(0));
poFoodPos.x = rand() % RAND + 70;
poFoodPos.y = rand() % RAND + 90;
bEatFood = FALSE;
RECT rt;
rt.left = poFoodPos.x;
rt.top = poFoodPos.y;
rt.right = poFoodPos.x + 32;
rt.bottom = poFoodPos.y + 32;
InvalidateRect(hWnd, &rt, FALSE);
}
//Decide the minisized rectange to refresh
RECT rt, rt1;
POINT poMax, poMin;
poMin = poSnakePos[0];
poMax = poMin;
for (i = 0; i <= wBodyLength; i++)
{
if (poSnakePos[i].x < poMin.x)
poMin.x = poSnakePos[i].x;
if (poSnakePos[i].x > poMin.x)
poMax.x = poSnakePos[i].x;
if (poSnakePos[i].y < poMin.y)
poMin.y = poSnakePos[i].y;
if (poSnakePos[i].y > poMin.y)
poMax.y = poSnakePos[i].y;
}
rt.left = poMin.x - 30;
rt.right = poMax.x + 32 + 30;
rt.top = poMin.y - 30;
rt.bottom = poMax.y + 32 + 30;
InvalidateRect(hWnd, &rt, FALSE);
InvalidateRect(hWnd, &rMoveRange, FALSE);
rt1.left = 550;
rt1.top = 55;
rt1.right = 750;
rt1.bottom = 95;
InvalidateRect(hWnd, &rt1, FALSE);
UpdateWindow(hWnd);
}
}
break;
case WM_COMMAND:
{
int wmId = LOWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_START:
{
//Start to play the music
PlaySound((LPCTSTR)IDR_BGM, NULL, SND_RESOURCE | SND_ASYNC | SND_NODEFAULT | SND_LOOP);
char szTemp[100];
//Get Speed from ini;
GetPrivateProfileStringA(szSpeed_T, szCurrentSpeed, "0", szTemp, sizeof(szTemp), szFileName);
wSpeed = atoi(szTemp);
//Get Position of Snake's head at the first time from ini;
GetPrivateProfileStringA(szHeadPosX_T, szHeadPosX, "0", szTemp, sizeof(szTemp), szFileName);
poSnakePos[0].x = atoi(szTemp);
GetPrivateProfileStringA(szHeadPosY_T, szHeadPosY, "0", szTemp, sizeof(szTemp), szFileName);
poSnakePos[0].y = atoi(szTemp);
//Get the length of snake;
GetPrivateProfileStringA(szBodyLength_T, szBodyLength, "0", szTemp, sizeof(szTemp), szFileName);
wBodyLength = atoi(szTemp);
//Initial the Score
strcpy(szScore, "0");
wCurrentScore = 0;
bPause = FALSE;
bGameOver = FALSE;
HMENU hMenu, hMenuSub;
hMenu = GetMenu(hWnd);
hMenuSub = GetSubMenu(hMenu, 0);
ModifyMenuA(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_STRING, IDM_PAURES, "Pause(&P) Space");
ModifyMenuA(hMenuSub, IDM_START, MF_BYCOMMAND | MF_STRING, IDM_START, "Restart(&R) Enter");
//Initial the body of the snake
for (i = 1; i <= wBodyLength; i++)
{
poSnakePos[i].x = poSnakePos[0].x - i * 13;
poSnakePos[i].y = poSnakePos[0].y;
}
while (pFoodInHead != NULL)
{
FoodPos *pFoodAte;
pFoodAte = pFoodInHead;
pFoodInHead = pFoodInHead->pNext;
delete(pFoodAte);
}
CurrentDirection = right;
SetTimer(hWnd, IDTIMER_SPEED, wSpeed, NULL);
InvalidateRect(hWnd, NULL, FALSE);
UpdateWindow(hWnd);
}
break;
case IDM_PAURES:
{
//Change the menu--game's state
HMENU hMenu, hMenuSub;
hMenu = GetMenu(hWnd);
hMenuSub = GetSubMenu(hMenu, 0);
if (bGameOver == FALSE)
{
if (bPause == FALSE)
ModifyMenuA(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_STRING, IDM_PAURES, "Resume");
else
ModifyMenuA(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_STRING, IDM_PAURES, "Pause");
//Simulate the input of Space
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
}
}
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
case IDM_ARMORY:
{
//Whether the game pause?
//If not, first pause the game
if (bPause == FALSE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = TRUE;
}
DialogBox(hInst, (LPCTSTR)IDD_ARMORY, hWnd, (DLGPROC)Armory);
//Then resume the game
if (bSpace == TRUE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = FALSE;
}
}
break;
case IDM_DIFFICULTY:
{
//Whether the game pause?
//If not, first pause the game
if (bPause == FALSE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = TRUE;
}
if (DialogBox(hInst, (LPCTSTR)IDD_DIFFICULTY, hWnd, (DLGPROC)Difficulty) == IDOK)
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_START, 0);
else
{
//Then resume the game
if (bSpace == TRUE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = FALSE;
}
}
}
break;
case IDM_HELP:
{
//Whether the game pause?
//If not, first pause the game
if (bPause == FALSE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = TRUE;
}
DialogBox(hInst, (LPCTSTR)IDD_HELP, hWnd, (DLGPROC)Help);
//Then resume the game
if (bSpace == TRUE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = FALSE;
}
}
break;
case IDM_ABOUT:
{
//Whether the game pause?
//If not, first pause the game
if (bPause == FALSE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = TRUE;
}
DialogBox(hInst, (LPCTSTR)IDD_INFO, hWnd, (DLGPROC)Info);
//Then resume the game
if (bSpace == TRUE && bGameOver == FALSE)
{
SendMessage(hWnd, WM_KEYDOWN, VK_SPACE, 0);
SendMessage(hWnd, WM_KEYUP, VK_SPACE, 0);
bSpace = FALSE;
}
}
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
}
break;
case WM_KEYDOWN:
{
if (wParam == VK_RETURN)//Start the game
{
SendMessage(hWnd, WM_COMMAND, (WPARAM)IDM_START, 0);
break;
}
if (bGameOver == FALSE)
{
switch (wParam)
{
case VK_SPACE://Pause and Resume
{
HMENU hMenu, hMenuSub;
hMenu = GetMenu(hWnd);
hMenuSub = GetSubMenu(hMenu, 0);
if (bPause == FALSE)
{
ModifyMenuA(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_STRING, IDM_PAURES, "Resume(&R) Space");
PlaySound(NULL, NULL, SND_FILENAME | SND_ASYNC | SND_NODEFAULT | SND_LOOP);
bPause = TRUE;
}
else
{
ModifyMenuA(hMenuSub, IDM_PAURES, MF_BYCOMMAND | MF_STRING, IDM_PAURES, "Pause(&P) Space");
PlaySound((LPCTSTR)IDR_BGM, NULL, SND_RESOURCE | SND_ASYNC | SND_NODEFAULT | SND_LOOP);
bPause = FALSE;
}
}
break;
case VK_UP:
{
if (bPause == TRUE || CurrentDirection == down)
MessageBeep(0);
else
CurrentDirection = up;
}
break;
case VK_DOWN:
{
if (bPause == TRUE || CurrentDirection == up)
MessageBeep(0);
else
CurrentDirection = down;
}
break;
case VK_LEFT:
{
if (bPause == TRUE || CurrentDirection == right)
MessageBeep(0);
else
CurrentDirection = left;
}
break;
case VK_RIGHT:
{
if (bPause == TRUE || CurrentDirection == left)
MessageBeep(0);
else
CurrentDirection = right;
}
break;
default:
break;
}
}
}
break;
case WM_PAINT:
{
PAINTSTRUCT ps;
HDC hdc = BeginPaint(hWnd, &ps);
HDC hdcmem = CreateCompatibleDC(hdc);
BITMAP bm;
// Draw the background pic
SelectObject(hdcmem, hBmpBackground);