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scummvm-cursorfix/engines/bagel/hodjnpodj/mazedoom/mod.cpp
Leon Krieg 5b11698731 Initial commit
2026-02-02 04:50:13 +01:00

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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "bagel/hodjnpodj/hnplibs/stdafx.h"
#include "bagel/boflib/sound.h"
#include "bagel/hodjnpodj/hnplibs/sprite.h"
#include "bagel/hodjnpodj/hnplibs/button.h"
#include "bagel/hodjnpodj/hnplibs/mainmenu.h"
#include "bagel/hodjnpodj/hnplibs/cmessbox.h"
#include "bagel/hodjnpodj/hnplibs/rules.h"
#include "bagel/hodjnpodj/hnplibs/gamedll.h"
#include "bagel/hodjnpodj/hnplibs/text.h"
#include "bagel/hodjnpodj/mazedoom/resource.h"
#include "bagel/hodjnpodj/mazedoom/globals.h"
#include "bagel/hodjnpodj/mazedoom/mod.h"
#include "bagel/hodjnpodj/mazedoom/mazegen.h"
#include "bagel/hodjnpodj/mazedoom/optndlg.h"
#include "bagel/hodjnpodj/hodjnpodj.h"
namespace Bagel {
namespace HodjNPodj {
namespace MazeDoom {
//
// bitmap locations in modparts.bmp
//
#define WALL_X 0
#define WALL_Y 22
#define PATH_WIDTH 24
#define PATH_HEIGHT 24
#define PATH_X 48
#define START_X 24
#define EDGE_Y 46
#define EDGE_WIDTH 5
#define EDGE_HEIGHT 24
#define TRAP_WIDTH 22
#define TRAP_HEIGHT 22
void CALLBACK GetSubOptions(CWnd* pParentWind);
void initialize_maze(); // draw the surrounding wall and start/end squares
void create_maze(); // create a maze layout given the intiialized maze
int choose_door(); // pick a new path
int backup(); // back up a move
void SetUpMaze();
void SetInvisibleWalls();
void SetTraps();
void AddEdges(CDC *pDC, int x, int y, int offset_x, int offset_y);
void PaintMaze(CDC *pDC);
CPoint GetRandomPoint(bool bRight);
CPoint ScreenToTile(CPoint pointScreen);
bool InArtRegion(CPoint point);
CBmpButton *m_pScrollButton;
CSprite *_playerSprite = nullptr;
CPalette *pGamePalette = nullptr, // Palette of current artwork
*pOldPal = nullptr;
CBitmap *pMazeBitmap = nullptr,
*pOldBmp = nullptr,
*_wallBitmap = nullptr,
*_pathBitmap = nullptr,
*_startBitmap = nullptr,
*_topEdgeBmp = nullptr,
*_rightEdgeBmp = nullptr,
*_bottomEdgeBmp = nullptr,
*_leftEdgeBmp = nullptr,
*_trapBitmap[NUM_TRAP_MAPS];
CDC *pMazeDC = nullptr; // DC for the MazeBitmap
CText *m_pTimeText = nullptr; // Time to be posted in Locale box of screen
CBitmap *_localeBitmap = nullptr, // Locale of game bitmap for title bar
*_blankBitmap = nullptr; // Blank area of locale for time display
bool _success;
bool m_bIgnoreScrollClick;
bool _playing;
bool _gameOver = false;
POINT _playerPos;
unsigned int m_nPlayerID = PODJ; // Hodj = 0, Podj = 4 to Offset the Bitmap ID for player
int _difficulty;
int _time,
_seconds,
_minutes;
int tempDifficulty;
int tempTime;
struct TILE { // Data type for each square of the underlying Grid of the Maze
POINT m_nStart; // Upper-left-hand corner where the bmp is to be drawn (24 X 24)
unsigned int m_nWall; // 0 = Path, 1 = Wall, 2 = Trap, etc...
unsigned int m_nTrap; // Index of trap bitmap to use for drawing
POINT m_nDest; // x,y Tile location of Trap exit point
bool m_bHidden; // 0 = Visible, 1 = Invisible
} _mazeTile[NUM_COLUMNS][NUM_ROWS];
static CSound *_gameSound = nullptr; // Game theme song
extern LPGAMESTRUCT pGameInfo;
extern HWND ghParentWnd;
/////////////////////////////////////////////////////////////////////////////
// CMainWindow constructor:
// Create the window with the appropriate style, size, menu, etc.;
// it will be later revealed by CTheApp::InitInstance(). Then
// create our splash screen object by opening and loading its DIB.
//
CMainWindow::CMainWindow() {
CString WndClass;
CRect MainRect, tmpRect;
CBitmap *pPartsBitmap = nullptr;
CDC *pDC = nullptr;
int i; // Counter for trap assignment
BeginWaitCursor();
m_pScrollButton = nullptr;
_playerSprite = nullptr;
pGamePalette = nullptr, // Palette of current artwork
pOldPal = nullptr;
pMazeBitmap = nullptr;
pOldBmp = nullptr;
_wallBitmap = nullptr;
_pathBitmap = nullptr;
_startBitmap = nullptr;
_topEdgeBmp = nullptr;
_rightEdgeBmp = nullptr;
_bottomEdgeBmp = nullptr;
_leftEdgeBmp = nullptr;
pMazeDC = nullptr;
m_pTimeText = nullptr;
_localeBitmap = nullptr;
_blankBitmap = nullptr;
_success = false;
m_bIgnoreScrollClick = false;
_playing = false;
_gameOver = false;
_playerPos.x = _playerPos.y = 0;
m_nPlayerID = PODJ;
_difficulty = 0;
_time = _seconds = _minutes = 0;
tempDifficulty = 0;
tempTime = 0;
Common::fill(_trapBitmap, _trapBitmap + NUM_TRAP_MAPS, nullptr);
if (pGameInfo->bPlayingHodj)
m_nPlayerID = HODJ;
else
m_nPlayerID = PODJ;
// Define a special window class which traps double-clicks, is byte aligned
// to maximize BITBLT performance, and creates "owned" DCs rather than sharing
// the five system defined DCs which are not guaranteed to be available;
// this adds a bit to our app size but avoids hangs/freezes/lockups.
WndClass = AfxRegisterWndClass(CS_BYTEALIGNWINDOW | CS_OWNDC,
nullptr, nullptr, nullptr);
// Center our window on the screen
pDC = GetDC();
MainRect.left = (pDC->GetDeviceCaps(HORZRES) - GAME_WIDTH) >> 1;
MainRect.top = (pDC->GetDeviceCaps(VERTRES) - GAME_HEIGHT) >> 1;
MainRect.right = MainRect.left + GAME_WIDTH;
MainRect.bottom = MainRect.top + GAME_HEIGHT;
// Create the window as a POPUP so no boarders, title, or menu are present;
// this is because the game's background art will fill the entire 640x480 area.
Create(WndClass, "Boffo Games -- Maze o' Doom", WS_POPUP, MainRect, nullptr, 0);
CDibDoc *pSourceDoc; // Get the game palette
pSourceDoc = new CDibDoc();
ASSERT(pSourceDoc != nullptr);
(*pSourceDoc).OpenDocument(MAINSCREEN);
pGamePalette = (*pSourceDoc).DetachPalette(); // Acquire the shared palette for our game from the art
delete pSourceDoc;
pDC->SelectPalette(pGamePalette, false); // select the game palette
pDC->RealizePalette(); //...and realize it
ShowWindow(SW_SHOWNORMAL);
SplashScreen();
// Build Scroll Command button
m_pScrollButton = new CBmpButton;
ASSERT(m_pScrollButton != nullptr);
tmpRect.SetRect(SCROLL_BUTTON_X, SCROLL_BUTTON_Y,
SCROLL_BUTTON_X + SCROLL_BUTTON_DX - 1,
SCROLL_BUTTON_Y + SCROLL_BUTTON_DY - 1);
_success = (*m_pScrollButton).Create(nullptr, BS_OWNERDRAW | WS_CHILD | WS_VISIBLE, tmpRect, this, IDC_SCROLL);
ASSERT(_success);
_success = (*m_pScrollButton).LoadBitmaps(SCROLLUP, SCROLLDOWN, 0, 0);
ASSERT(_success);
m_bIgnoreScrollClick = false;
pMazeBitmap = new CBitmap();
pMazeDC = new CDC();
pMazeBitmap->CreateCompatibleBitmap(pDC, NUM_COLUMNS * SQ_SIZE_X, NUM_ROWS * SQ_SIZE_Y); // Set up MazeBitmap
pMazeDC->CreateCompatibleDC(pDC); //...and DC
pOldBmp = pMazeDC->SelectObject(pMazeBitmap); // select the bitmap in
pOldPal = pMazeDC->SelectPalette(pGamePalette, false); // select the game palette
pMazeDC->RealizePalette(); //...and realize it
//
// Load up the various bitmaps for wall, edge, booby traps, etc.
//
pPartsBitmap = FetchResourceBitmap(pDC, nullptr, IDB_PARTS);
_wallBitmap = ExtractBitmap(pDC, pPartsBitmap, pGamePalette, WALL_X, WALL_Y, PATH_WIDTH, PATH_HEIGHT);
_pathBitmap = ExtractBitmap(pDC, pPartsBitmap, pGamePalette, PATH_X, WALL_Y, PATH_WIDTH, PATH_HEIGHT);
_startBitmap = ExtractBitmap(pDC, pPartsBitmap, pGamePalette, START_X, WALL_Y, PATH_WIDTH, PATH_HEIGHT);
_leftEdgeBmp = ExtractBitmap(pDC, pPartsBitmap, pGamePalette,
0, EDGE_Y, EDGE_WIDTH, EDGE_HEIGHT);
_rightEdgeBmp = ExtractBitmap(pDC, pPartsBitmap, pGamePalette,
EDGE_WIDTH, EDGE_Y, EDGE_WIDTH, EDGE_HEIGHT);
_topEdgeBmp = ExtractBitmap(pDC, pPartsBitmap, pGamePalette,
EDGE_WIDTH * 2, EDGE_Y, EDGE_HEIGHT, EDGE_WIDTH);
_bottomEdgeBmp = ExtractBitmap(pDC, pPartsBitmap, pGamePalette,
(EDGE_WIDTH * 2) + EDGE_HEIGHT, EDGE_Y, EDGE_HEIGHT, EDGE_WIDTH);
for (i = 0; i < NUM_TRAP_MAPS; i++) {
_trapBitmap[i] = ExtractBitmap(pDC, pPartsBitmap, pGamePalette,
TRAP_WIDTH * i, 0, TRAP_WIDTH, TRAP_HEIGHT);
}
if (pPartsBitmap != nullptr) {
pPartsBitmap->DeleteObject();
delete pPartsBitmap;
}
_playerSprite = new CSprite;
(*_playerSprite).SharePalette(pGamePalette);
_success = (*_playerSprite).LoadResourceCels(pDC, IDB_HODJ_LEFT + m_nPlayerID, NUM_CELS);
ASSERT(_success);
(*_playerSprite).SetMasked(true);
(*_playerSprite).SetMobile(true);
_localeBitmap = FetchResourceBitmap(pDC, nullptr, "IDB_LOCALE_BMP");
ASSERT(_localeBitmap != nullptr);
_blankBitmap = FetchResourceBitmap(pDC, nullptr, "IDB_BLANK_BMP");
ASSERT(_blankBitmap != nullptr);
tmpRect.SetRect(TIME_LOCATION_X, TIME_LOCATION_Y,
TIME_LOCATION_X + TIME_WIDTH, TIME_LOCATION_Y + TIME_HEIGHT);
if ((m_pTimeText = new CText()) != nullptr) {
(*m_pTimeText).SetupText(pDC, pGamePalette, &tmpRect, JUSTIFY_CENTER);
}
ReleaseDC(pDC);
//srand((unsigned) time( nullptr )); // seed the random number generator
if (pGameInfo->bPlayingMetagame) {
if (pGameInfo->nSkillLevel == SKILLLEVEL_LOW) {
_difficulty = MIN_DIFFICULTY; // Total Wussy
_time = 60;
} else if (pGameInfo->nSkillLevel == SKILLLEVEL_MEDIUM) {
_difficulty = 2; // Big Sissy
_time = 60;
} else { //if (pGameInfo->nSkillLevel == SKILLLEVEL_HIGH)
_difficulty = 4; // Minor Whimp
_time = 60;
}
} // end if
else { // Use Defaults
_difficulty = 6; // Miner
_time = 180;
} // end else
tempDifficulty = _difficulty;
tempTime = _time;
_seconds = _time % 60;
_minutes = _time / 60;
initialize_maze(); // draw the surrounding wall and start/end squares
create_maze(); // create a maze layout given the intiialized maze
SetUpMaze(); // "translate" from the created maze into uniform grid of doom
PaintMaze(pMazeDC); // draw it in the MazeBitmap
_playing = true;
SetTimer(GAME_TIMER, CLICK_TIME, nullptr); // Reset ticker
if (pGameInfo->bMusicEnabled) {
_gameSound = new CSound(this, GAME_THEME, SOUND_MIDI | SOUND_LOOP | SOUND_DONT_LOOP_TO_END);
if (_gameSound != nullptr) {
(*_gameSound).midiLoopPlaySegment(3000, 32980, 0, FMT_MILLISEC);
} // end if pGameSound
}
EndWaitCursor();
if (!pGameInfo->bPlayingMetagame)
PostMessage(WM_COMMAND, IDC_SCROLL, BN_CLICKED); // Activate the Options dialog
} //End of CMainWindow
// OnPaint:
// This is called whenever Windows sends a WM_PAINT message.
// Note that creating a CPaintDC automatically does a BeginPaint and
// an EndPaint call is done when it is destroyed at the end of this
// function. CPaintDC's constructor needs the window (this).
//
void CMainWindow::OnPaint() {
PAINTSTRUCT lpPaint;
InvalidateRect(nullptr, false); // invalidate the entire window
BeginPaint(&lpPaint);
SplashScreen();
EndPaint(&lpPaint);
}
// Paint the background art (splash screen) in the client area;
// called by both OnPaint and InitInstance.
void CMainWindow::SplashScreen() {
CRect rcDest;
CRect rcDIB;
CDC *pDC;
CPalette *pPalOld = nullptr; // Old palette holder
CDibDoc myDoc;
HDIB hDIB;
char msg[64];
pDC = GetDC();
myDoc.OpenDocument(MAINSCREEN);
pPalOld = (*pDC).SelectPalette(pGamePalette, false); // Select Game Palette
pDC->RealizePalette(); // Realize the palette to prevent palette shifting
hDIB = myDoc.GetHDIB();
if (pMazeDC && hDIB) {
GetClientRect(rcDest);
int cxDIB = (int) DIBWidth(hDIB);
int cyDIB = (int) DIBHeight(hDIB);
rcDIB.top = rcDIB.left = 0;
rcDIB.right = cxDIB;
rcDIB.bottom = cyDIB;
PaintDIB((*pDC).m_hDC, &rcDest, hDIB, &rcDIB, pGamePalette);
pDC->BitBlt(SIDE_BORDER, TOP_BORDER, ART_WIDTH, ART_HEIGHT, pMazeDC, 0, SQ_SIZE_Y / 2, SRCCOPY); // Draw Maze
if ((_playerSprite != nullptr) && _playing)
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); // Update PLAYER
}
if (_playing) { // only false when the options are displayed
PaintBitmap(pDC, pGamePalette, _blankBitmap, TIME_LOCATION_X, TIME_LOCATION_Y);
if (_time == 0)
Common::sprintf_s(msg, "Time Used: %02d:%02d", _minutes, _seconds);
else {
Common::sprintf_s(msg, "Time Left: %02d:%02d", _minutes, _seconds);
}
(*m_pTimeText).DisplayString(pDC, msg, 16, FW_SEMIBOLD, OPTIONS_COLOR);
} else {
if (_localeBitmap != nullptr)
PaintBitmap(pDC, pGamePalette, _localeBitmap, TIME_LOCATION_X, TIME_LOCATION_Y);
}
(*pDC).SelectPalette(pPalOld, false); // Select back old palette
ReleaseDC(pDC);
}
/////////////////////////////////////////////////////////////////////////////
//
// Process messages and controls
//
/////////////////////////////////////////////////////////////////////////////
// OnCommand
// This function is called when a WM_COMMAND message is issued,
// typically in order to process control related activities.
//
bool CMainWindow::OnCommand(WPARAM wParam, LPARAM lParam) {
if (HIWORD(lParam) == BN_CLICKED) {
CDC *pDC;
CRules RulesDlg((CWnd *)this, RULES_TEXT, pGamePalette,
pGameInfo->bSoundEffectsEnabled ? RULES_WAV : nullptr);
CMainMenu COptionsWind((CWnd *)this, pGamePalette,
pGameInfo->bPlayingMetagame ? (NO_NEWGAME | NO_OPTIONS) : 0,
GetSubOptions, RULES_TEXT,
pGameInfo->bSoundEffectsEnabled ? RULES_WAV : nullptr, pGameInfo) ; // Construct option dialog
pDC = GetDC();
PaintBitmap(pDC, pGamePalette, _localeBitmap, TIME_LOCATION_X, TIME_LOCATION_Y);
switch (wParam) {
case IDC_RULES:
KillTimer(GAME_TIMER);
CSound::waitWaveSounds();
m_bIgnoreScrollClick = true;
(*m_pScrollButton).SendMessage(BM_SETSTATE, true, 0L);
RulesDlg.DoModal();
m_bIgnoreScrollClick = false;
(*m_pScrollButton).SendMessage(BM_SETSTATE, false, 0L);
if (!_gameOver)
SetTimer(GAME_TIMER, CLICK_TIME, nullptr); // Reset ticker
break;
case IDC_SCROLL:
KillTimer(GAME_TIMER);
if (m_bIgnoreScrollClick) {
(*m_pScrollButton).SendMessage(BM_SETSTATE, true, 0L);
break;
}
m_bIgnoreScrollClick = true;
(*m_pScrollButton).SendMessage(BM_SETSTATE, true, 0L);
SendDlgItemMessage(IDC_SCROLL, BM_SETSTATE, true, 0L);
CSound::waitWaveSounds();
switch (COptionsWind.DoModal()) {
case IDC_OPTIONS_NEWGAME: // Selected New Game
(*m_pScrollButton).SendMessage(BM_SETSTATE, false, 0L);
m_bIgnoreScrollClick = false;
if (!pGameInfo->bPlayingMetagame)
NewGame();
break;
case IDC_OPTIONS_RETURN:
(*m_pScrollButton).SendMessage(BM_SETSTATE, false, 0L);
m_bIgnoreScrollClick = false;
if (!_gameOver)
SetTimer(GAME_TIMER, CLICK_TIME, nullptr); // Reset ticker
break;
case IDC_OPTIONS_QUIT: // Quit button was clicked
if (pGameInfo->bPlayingMetagame)
pGameInfo->lScore = 0;
PostMessage(WM_CLOSE, 0, 0); // and post a program exit
ReleaseDC(pDC);
return false;
} //end switch(ComDlg.DoModal())
if (!pGameInfo->bMusicEnabled && (_gameSound != nullptr)) {
_gameSound->stop();
delete _gameSound;
_gameSound = nullptr;
} else if (pGameInfo->bMusicEnabled && (_gameSound == nullptr)) {
if ((_gameSound = new CSound) != nullptr) {
_gameSound->initialize(this, GAME_THEME, SOUND_MIDI | SOUND_LOOP | SOUND_DONT_LOOP_TO_END);
_gameSound->midiLoopPlaySegment(3000, 32980, 0, FMT_MILLISEC);
}
}
m_bIgnoreScrollClick = false;
(*m_pScrollButton).SendMessage(BM_SETSTATE, false, 0L);
break;
} //end switch(wParam)
ReleaseDC(pDC);
} // end if
(*this).SetFocus(); // Reset focus back to the main window
return true;
}
/*****************************************************************
*
* OnLButtonDown
*
* FUNCTIONAL DESCRIPTION:
*
* Left mouse button processing function
*
* FORMAL PARAMETERS:
*
* unsigned int nFlags Virtual key info
* CPoint point Location of cursor
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::OnLButtonDown(unsigned int nFlags, CPoint point) {
CRect rectTitle;
rectTitle.SetRect(NEWGAME_LOCATION_X, NEWGAME_LOCATION_Y,
NEWGAME_LOCATION_X + NEWGAME_WIDTH,
NEWGAME_LOCATION_Y + NEWGAME_HEIGHT);
if (rectTitle.PtInRect(point) && (pGameInfo->bPlayingMetagame == false))
NewGame(); // Activate New Game
if (_playing && InArtRegion(point)) {
MovePlayer(point);
}
CFrameWnd ::OnLButtonDown(nFlags, point);
}
/*****************************************************************
*
* OnLButtonUp
*
* FUNCTIONAL DESCRIPTION:
*
* Standard Left mouse button processing function
*
* FORMAL PARAMETERS:
*
* unsigned int nFlags Virtual key info
* CPoint point Location of cursor
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::OnLButtonUp(unsigned int nFlags, CPoint point) {
CFrameWnd ::OnLButtonUp(nFlags, point);
}
/*****************************************************************
*
* OnMouseMove
*
* FUNCTIONAL DESCRIPTION:
*
* Mouse movement processing function
*
* FORMAL PARAMETERS:
*
* unsigned int nFlags Virtual key info
* CPoint point Location of cursor
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::OnMouseMove(unsigned int nFlags, CPoint point) {
if (InArtRegion(point) && _playing && !_gameOver) { // If the cursor is within the border
GetNewCursor(); //...and we're playing, update the cursor
if (nFlags & MK_LBUTTON) { // If the Left mouse button is down,
MovePlayer(point); //...have the player follow the mouse
}
} else SetCursor(LoadCursor(nullptr, IDC_ARROW)); // Refresh cursor object to arrow
//...when outside the maze area
CFrameWnd ::OnMouseMove(nFlags, point);
}
/*****************************************************************
*
* OnRButtonDown
*
* FUNCTIONAL DESCRIPTION:
*
* Right mouse button processing function: Undo last move
*
* FORMAL PARAMETERS:
*
* unsigned int nFlags Virtual key info
* CPoint point Location of cursor
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::OnRButtonDown(unsigned int nFlags, CPoint point) {
CFrameWnd ::OnRButtonDown(nFlags, point);
} // End OnRButtonDown
// OnChar and OnSysChar
// These functions are called when keyboard input generates a character.
//
void CMainWindow::OnChar(unsigned int nChar, unsigned int nRepCnt, unsigned int nFlags) {
CFrameWnd ::OnChar(nChar, nRepCnt, nFlags); // default action
}
void CMainWindow::OnSysChar(unsigned int nChar, unsigned int nRepCnt, unsigned int nFlags) {
if ((nChar == 'q') && (nFlags & 0x2000)) { // terminate app on ALT-q
if (pGameInfo->bPlayingMetagame)
pGameInfo->lScore = 0;
PostMessage(WM_CLOSE, 0, 0); // *** remove later ***
} else
CFrameWnd::OnChar(nChar, nRepCnt, nFlags); // default action
}
void CMainWindow::OnSysKeyDown(unsigned int nChar, unsigned int nRepCnt, unsigned int nFlags) {
switch (nChar) {
// User has hit ALT_F4 so close down this App
//
case VK_F4:
if (pGameInfo->bPlayingMetagame)
pGameInfo->lScore = 0;
PostMessage(WM_CLOSE, 0, 0);
break;
default:
CFrameWnd::OnSysKeyDown(nChar, nRepCnt, nFlags);
break;
}
}
void CMainWindow::OnKeyDown(unsigned int nChar, unsigned int nRepCnt, unsigned int nFlags) {
CPoint NewPosition;
NewPosition = (*_playerSprite).GetPosition();
switch (nChar) {
case VK_F1: // F1 key is hit
SendMessage(WM_COMMAND, IDC_RULES, BN_CLICKED); // Activate the Rules dialog
break;
case VK_F2: // F2 key is hit
SendMessage(WM_COMMAND, IDC_SCROLL, BN_CLICKED); // Activate the Options dialog
break;
case 'h':
case 'H':
case VK_LEFT:
case VK_NUMPAD4:
NewPosition.x -= SQ_SIZE_X;
MovePlayer(NewPosition);
break;
case 'k':
case 'K':
case VK_UP:
// case VK_NUMPAD8:
NewPosition.y -= SQ_SIZE_Y;
MovePlayer(NewPosition);
break;
case 'l':
case 'L':
case VK_RIGHT:
case VK_NUMPAD6:
NewPosition.x += SQ_SIZE_X;
MovePlayer(NewPosition);
break;
case 'j':
case 'J':
case VK_DOWN:
case VK_NUMPAD2:
NewPosition.y += SQ_SIZE_Y;
MovePlayer(NewPosition);
break;
}
}
/*****************************************************************
*
* OnTimer
*
* FUNCTIONAL DESCRIPTION:
*
* Processes Timer events
*
* FORMAL PARAMETERS:
*
* unsigned int nIDEvent The ID of the timer event activated
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::OnTimer(uintptr nIDEvent) {
CDC *pDC;
CSound *pEffect = nullptr;
char msg[64];
pDC = GetDC();
switch (nIDEvent) {
case GAME_TIMER:
if (_time == 0) { // No time limit, increment
_seconds++;
if (_seconds == 60) {
_minutes++;
_seconds = 0;
}
}
else { // Count down time left
if (_seconds == 0 && _minutes != 0) {
_minutes--;
_seconds = 60;
}
_seconds--;
}
if (_time == 0)
Common::sprintf_s(msg, "Time Used: %02d:%02d", _minutes, _seconds);
else {
Common::sprintf_s(msg, "Time Left: %02d:%02d", _minutes, _seconds);
}
(*m_pTimeText).DisplayString(pDC, msg, 16, FW_SEMIBOLD, OPTIONS_COLOR);
if (_minutes == 0 && _seconds == 0) { // No time left on the clock!!
KillTimer(nIDEvent); // Stop the Display timer
_playing = false;
_gameOver = true;
if (pGameInfo->bSoundEffectsEnabled) {
pEffect = new CSound((CWnd *)this, LOSE_SOUND,
SOUND_WAVE | SOUND_ASYNCH | SOUND_AUTODELETE); //...Wave file, to delete itself
(*pEffect).play(); //...play the narration
}
MSG lpmsg;
while (PeekMessage(&lpmsg, m_hWnd, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE)) ;
CMessageBox GameOverDlg((CWnd *)this, pGamePalette, "Game over.", "Time ran out!");
CSound::waitWaveSounds();
if (pGameInfo->bPlayingMetagame) {
pGameInfo->lScore = 0;
PostMessage(WM_CLOSE, 0, 0); // and post a program exit
}
}
break;
default:
CFrameWnd ::OnTimer(nIDEvent);
break;
}
ReleaseDC(pDC);
}
/**********************************************************
Other functions:
***********************************************************/
/*****************************************************************
*
* NewGame
*
* FUNCTIONAL DESCRIPTION:
*
* Set up and start a new game
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::NewGame() {
CDC *pDC;
char msg[64];
pDC = GetDC();
_time = tempTime;; // get new time limit,
_difficulty = tempDifficulty; //...new Difficulty
if (_playerSprite != nullptr) // Refresh PLAYER
(*_playerSprite).EraseSprite(pDC); // Erase PlayerSprite
if (_time != 0) { // If we've got a time limit
_minutes = _time / 60; //...get the minutes and seconds
_seconds = _time % 60;
} else {
_minutes = 0;
_seconds = 0;
}
initialize_maze(); // draw the surrounding wall and start/end squares
create_maze(); // create a maze layout given the intiialized maze
SetUpMaze(); // translate maze data to grid layout for display
PaintMaze(pMazeDC); // paint that sucker to the offscreen bitmap
pDC->BitBlt(SIDE_BORDER, TOP_BORDER, ART_WIDTH, ART_HEIGHT, pMazeDC, 0, SQ_SIZE_Y / 2, SRCCOPY); // Draw Maze
if (_playerSprite != nullptr)
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); // Display PLAYER
_playing = true; // Game is started
_gameOver = false;
PaintBitmap(pDC, pGamePalette, _blankBitmap, TIME_LOCATION_X, TIME_LOCATION_Y);
if (_time == 0)
Common::sprintf_s(msg, "Time Used: %02d:%02d", _minutes, _seconds);
else {
Common::sprintf_s(msg, "Time Left: %02d:%02d", _minutes, _seconds);
}
(*m_pTimeText).DisplayString(pDC, msg, 16, FW_SEMIBOLD, OPTIONS_COLOR);
SetTimer(GAME_TIMER, CLICK_TIME, nullptr); // Reset ticker
ReleaseDC(pDC);
} // end NewGame
/*****************************************************************
*
* MovePlayer
*
* FUNCTIONAL DESCRIPTION:
*
* Mouse movement processing function
*
* FORMAL PARAMETERS:
*
* unsigned int nFlags Virtual key info
* CPoint point Location of cursor
*
* IMPLICIT INPUT PARAMETERS:
*
* [External data read]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::MovePlayer(CPoint point) {
CDC *pDC;
CSound *pEffect = nullptr;
CPoint NewPosition;
CPoint TileLocation;
CPoint Hit;
bool bCollision = false;
POINT Delta;
POINT Step;
unsigned int nBmpID = IDB_HODJ_RIGHT;
auto *app = AfxGetApp();
if (_gameOver)
// Don't allow movement after game finishes
return;
pDC = GetDC();
Hit = ScreenToTile(point);
Step.x = 0;
Step.y = 0;
NewPosition.x = _playerPos.x;
NewPosition.y = _playerPos.y;
Delta.x = _playerPos.x - Hit.x; // Get x distance from mouse click to player in Tile spaces
Delta.y = _playerPos.y - Hit.y; // Get y distance from mouse click to player in Tile spaces
if (ABS(Delta.x) > ABS(Delta.y)) { // Moving horizontally:
if (Delta.x < 0) { // To the RIGHT
Step.x = 1; // move one tile at a time
nBmpID = IDB_HODJ_RIGHT + m_nPlayerID; // use the Bitmap of the player moving Right
} else if (Delta.x > 0) { // To the LEFT
Step.x = -1; // move one tile at a time
nBmpID = IDB_HODJ_LEFT + m_nPlayerID; // use Bitmap of player moving Left
}
} else if (ABS(Delta.y) > ABS(Delta.x)) {
if (Delta.y > 0) { // Going UPward
Step.y = -1; // move one tile at a time
nBmpID = IDB_HODJ_UP + m_nPlayerID; // use Bitmap of player moving Up
} else if (Delta.y < 0) { // Going DOWNward
Step.y = 1; // move one tile at a time
nBmpID = IDB_HODJ_DOWN + m_nPlayerID; // use Bitmap of player moving Down
}
}
if ((Step.x != 0) || (Step.y != 0)) { // If the click is not in the Player's Tile
_success = (*_playerSprite).LoadResourceCels(pDC, nBmpID, NUM_CELS);
ASSERT(_success);
if (_playerSprite != nullptr) // Refresh PLAYER
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); //...in new direction
while (!bCollision) {
NewPosition.Offset(Step);
if (_mazeTile[NewPosition.x][NewPosition.y].m_nWall == PATH || // Either a pathway
((_mazeTile[NewPosition.x][NewPosition.y].m_nWall == TRAP && //...or a
_mazeTile[NewPosition.x][NewPosition.y].m_bHidden == false) || //...revealed trap
_mazeTile[NewPosition.x][NewPosition.y].m_nWall == EXIT)) { //...or exit is a GO
int i, x, y;
x = (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER; // Get player's position
y = (_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2; //...in screen coords
for (i = 0; i < 4; i++) { // Go through three cels
app->pause();
x += Step.x * i * (SQ_SIZE_X / 4); //...per tile moved
y += Step.y * i * (SQ_SIZE_Y / 4);
if (_playerSprite != nullptr)
(*_playerSprite).PaintSprite(pDC, x, y); // Update PLAYER
} // end for
_playerPos.x = NewPosition.x;
_playerPos.y = NewPosition.y;
if (_playerSprite != nullptr) // Refresh PLAYER
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); //...in new direction
app->pause();
} // end if
if ((_mazeTile[NewPosition.x][NewPosition.y].m_bHidden) &&
(_mazeTile[NewPosition.x][NewPosition.y].m_nWall == WALL)) {
if (pGameInfo->bSoundEffectsEnabled) {
pEffect = new CSound((CWnd *)this, HIT_SOUND,
SOUND_WAVE | SOUND_AUTODELETE); //| SOUND_ASYNCH ...Wave file, to delete itself
(*pEffect).play(); //...play the narration
}
_mazeTile[NewPosition.x][NewPosition.y].m_bHidden = false;
if (_playerSprite != nullptr) // Refresh PLAYER
(*_playerSprite).EraseSprite(pDC); // Erase PlayerSprite
PaintBitmap(pDC, pGamePalette, _wallBitmap, // Paint wall on screen
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.x + SIDE_BORDER,
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.y + TOP_BORDER - SQ_SIZE_Y / 2);
AddEdges(pDC, NewPosition.x, NewPosition.y, SIDE_BORDER, TOP_BORDER - SQ_SIZE_Y / 2);
PaintBitmap(pMazeDC, pGamePalette, _wallBitmap, // Paint wall in Maze Bitmap
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.x,
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.y);
AddEdges(pMazeDC, NewPosition.x, NewPosition.y, 0, 0);
if (_playerSprite != nullptr) // Refresh PLAYER
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); //...in new direction
bCollision = true;
}
if (_mazeTile[NewPosition.x][NewPosition.y].m_nWall == TRAP &&
(_mazeTile[NewPosition.x][NewPosition.y].m_bHidden)) { // Traps are only good once
_mazeTile[NewPosition.x][NewPosition.y].m_bHidden = false;
_playerPos.x = _mazeTile[NewPosition.x][NewPosition.y].m_nDest.x;
_playerPos.y = _mazeTile[NewPosition.x][NewPosition.y].m_nDest.y;
if (_playerSprite != nullptr)
(*_playerSprite).EraseSprite(pDC); // Erase PlayerSprite
PaintBitmap(pDC, pGamePalette, // Paint trap on screen
_trapBitmap[_mazeTile[NewPosition.x][NewPosition.y].m_nTrap],
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.x + SIDE_BORDER,
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.y + TOP_BORDER - SQ_SIZE_Y / 2);
if (pGameInfo->bSoundEffectsEnabled) {
pEffect = new CSound((CWnd *)this, TRAP_SOUND,
SOUND_WAVE | SOUND_AUTODELETE); //| SOUND_ASYNCH ...Wave file, to delete itself
(*pEffect).play(); //...play the narration
}
PaintBitmap(pMazeDC, pGamePalette, // Paint trap in Maze Bitmap
_trapBitmap[_mazeTile[NewPosition.x][NewPosition.y].m_nTrap],
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.x,
_mazeTile[NewPosition.x][NewPosition.y].m_nStart.y);
if (_playerSprite != nullptr)
(*_playerSprite).PaintSprite(pDC, (_playerPos.x * SQ_SIZE_X) + SIDE_BORDER,
(_playerPos.y * SQ_SIZE_Y) + TOP_BORDER - SQ_SIZE_Y / 2); // Update PLAYER
bCollision = true;
}
if ((_mazeTile[NewPosition.x][NewPosition.y].m_nWall == WALL) ||
(_mazeTile[NewPosition.x][NewPosition.y].m_nWall == START)) {
bCollision = true;
}
if (_mazeTile[NewPosition.x][NewPosition.y].m_nWall == EXIT) {
_playing = false;
_gameOver = true;
KillTimer(GAME_TIMER);
if (pGameInfo->bSoundEffectsEnabled) {
pEffect = new CSound((CWnd *)this, WIN_SOUND,
SOUND_WAVE | SOUND_ASYNCH | SOUND_AUTODELETE); //...Wave file, to delete itself
(*pEffect).play(); //...play the narration
}
MSG lpmsg;
while (PeekMessage(&lpmsg, m_hWnd, WM_MOUSEFIRST, WM_MOUSELAST, PM_REMOVE)) ;
CMessageBox GameOverDlg((CWnd *)this, pGamePalette, "Game over.", "He's free!");
CSound::waitWaveSounds();
if (pGameInfo->bPlayingMetagame) {
pGameInfo->lScore = 1; // A victorious maze solving
PostMessage(WM_CLOSE, 0, 0); // and post a program exit
}
bCollision = true;
}
if ((NewPosition.x == Hit.x) && (NewPosition.y == Hit.y))
bCollision = true;
} // end while
GetNewCursor();
} // end if
ReleaseDC(pDC);
}
/*****************************************************************
*
* GetNewCursor
*
* FUNCTIONAL DESCRIPTION:
*
* Loads up a new cursor with regard to the current cursor position, and the player position
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* CPoint m_PlayerPos The player's current location in Grid coordinates
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void CMainWindow::GetNewCursor() {
CPoint Hit, Delta;
POINT pCursorLoc;
HCURSOR hNewCursor = nullptr;
CWinApp *pMyApp;
pMyApp = AfxGetApp();
MFC::GetCursorPos(&pCursorLoc);
MFC::ScreenToClient(m_hWnd, &pCursorLoc);
Delta.x = pCursorLoc.x;
Delta.y = pCursorLoc.y;
Hit = ScreenToTile(Delta);
Delta.x = _playerPos.x - Hit.x;
Delta.y = _playerPos.y - Hit.y;
if ((_playerPos.x == Hit.x) && (_playerPos.y == Hit.y)) { // Directly over player
hNewCursor = (*pMyApp).LoadCursor(IDC_MOD_NOARROW);
}
else if (ABS(Delta.x) >= ABS(Delta.y)) { // Moving horizontally:
if (Delta.x <= 0) // To the RIGHT
hNewCursor = (*pMyApp).LoadCursor(IDC_MOD_RTARROW);
else if (Delta.x > 0) // To the LEFT
hNewCursor = (*pMyApp).LoadCursor(IDC_MOD_LFARROW);
} else if (ABS(Delta.y) > ABS(Delta.x)) {
if (Delta.y >= 0) // Going UPward
hNewCursor = (*pMyApp).LoadCursor(IDC_MOD_UPARROW);
else if (Delta.y < 0) // Going DOWNward
hNewCursor = (*pMyApp).LoadCursor(IDC_MOD_DNARROW);
}
// if (hNewCursor != nullptr);
MFC::SetCursor(hNewCursor);
}
/*****************************************************************
*
* PaintMaze
*
* FUNCTIONAL DESCRIPTION:
*
* Paints the maze in the pDC
*
* FORMAL PARAMETERS:
*
* CDC pDC Device context to which we're drawing the maze
*
* IMPLICIT INPUT PARAMETERS:
*
* struct TILE mazeTile grid
*
* IMPLICIT OUTPUT PARAMETERS:
*
* The bitmap associated with pDC
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void PaintMaze(CDC *pDC) {
int x, y;
for (x = 0; x < NUM_COLUMNS; x++) {
for (y = 0; y < NUM_ROWS; y++) {
_mazeTile[x][y].m_nStart.x = x * SQ_SIZE_X; // Put in location info
_mazeTile[x][y].m_nStart.y = y * SQ_SIZE_Y;
if ((_mazeTile[x][y].m_nWall == PATH) || (_mazeTile[x][y].m_nWall == EXIT) ||
_mazeTile[x][y].m_bHidden) // Path or hidden obj.
PaintBitmap(pDC, pGamePalette, _pathBitmap, //...draw path bitmap
_mazeTile[x][y].m_nStart.x, _mazeTile[x][y].m_nStart.y);
else if (_mazeTile[x][y].m_nWall == START) // Start of maze
PaintBitmap(pDC, pGamePalette, _startBitmap, //...draw start bitmap
_mazeTile[x][y].m_nStart.x, _mazeTile[x][y].m_nStart.y);
else // Otherwise, it's a
PaintBitmap(pDC, pGamePalette, _wallBitmap, //...wall
_mazeTile[x][y].m_nStart.x, _mazeTile[x][y].m_nStart.y);
} // end for y
} // end for x
for (x = 0; x < NUM_COLUMNS; x++) { // Go through the grid
for (y = 0; y < NUM_ROWS; y++) { //...and for every square
AddEdges(pDC, x, y, 0, 0); //...add trim if needed
} // end for y
} // end for x
} // End PaintMaze
/*****************************************************************
*
* SetUpMaze
*
* FUNCTIONAL DESCRIPTION:
*
* Translates the random maze generated into the mazeTile grid for the game
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* maze[][] The randomly generated maze
* struct TILE mazeTile[][] grid
* start_y
* exit_y
*
* IMPLICIT OUTPUT PARAMETERS:
*
* struct TILE mazeTile[][] grid
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void SetUpMaze() {
int x, y;
CPoint m_pExit;
for (y = 0; y < NUM_ROWS; y++) // Set the right wall solid
_mazeTile[NUM_COLUMNS - 1][y].m_nWall = WALL;
for (x = 0; x < MAX_MAZE_SIZE_X; x++) {
for (y = 0; y < MAX_MAZE_SIZE_Y; y++) {
_mazeTile[x * 2 + 1][y * 2 + 1].m_nWall = PATH; // Always is PATH
_mazeTile[x * 2][y * 2].m_nWall = PATH; // Will be changed to WALL if
if (_maze[x][y] & WALL_TOP) { //...it is found below
_mazeTile[x * 2][y * 2].m_nWall = WALL;
_mazeTile[x * 2 + 1][y * 2].m_nWall = WALL;
} else
_mazeTile[x * 2 + 1][y * 2].m_nWall = PATH;
if (_maze[x][y] & WALL_LEFT) {
_mazeTile[x * 2][y * 2].m_nWall = WALL;
_mazeTile[x * 2][y * 2 + 1].m_nWall = WALL;
} else
_mazeTile[x * 2][y * 2 + 1].m_nWall = PATH;
}
}
for (x = 0; x < NUM_COLUMNS; x++) { // Now go through mazeTile and fix up loose ends, as it were
for (y = 0; y < NUM_ROWS; y++) {
_mazeTile[x][y].m_bHidden = false;
if (x > 0 && y > 0 && x < (NUM_COLUMNS - 1) && y < (NUM_ROWS - 1) && _mazeTile[x][y].m_nWall == PATH) {
if (_mazeTile[x + 1][y + 1].m_nWall == PATH &&
(_mazeTile[x + 1][y].m_nWall == PATH &&
(_mazeTile[x][y + 1].m_nWall == PATH &&
(_mazeTile[x - 1][y].m_nWall == WALL && _mazeTile[x][y - 1].m_nWall == WALL))))
_mazeTile[x][y].m_nWall = WALL; // If it's a right-hand corner
if (_mazeTile[x][y + 1].m_nWall == PATH &&
(_mazeTile[x + 1][y - 1].m_nWall == PATH &&
(_mazeTile[x - 1][y - 1].m_nWall == PATH &&
(_mazeTile[x - 1][y + 1].m_nWall == PATH && (_mazeTile[x + 1][y + 1].m_nWall == PATH &&
(_mazeTile[x - 1][y].m_nWall == PATH && _mazeTile[x + 1][y].m_nWall == PATH))))))
_mazeTile[x][y].m_nWall = WALL; // If it's two wide vertically from the top
if (_mazeTile[x][y - 1].m_nWall == PATH &&
(_mazeTile[x - 1][y - 1].m_nWall == PATH &&
(_mazeTile[x - 1][y + 1].m_nWall == PATH &&
(_mazeTile[x][y + 1].m_nWall == PATH && (_mazeTile[x + 1][y - 1].m_nWall == PATH &&
(_mazeTile[x + 1][y].m_nWall == PATH && _mazeTile[x + 1][y + 1].m_nWall == PATH))))))
_mazeTile[x][y].m_nWall = WALL; // If it's two wide horizontally from the left
}
if (y == NUM_ROWS - 1)
_mazeTile[x][y].m_nWall = WALL; // Make bottom wall
}
}
x = NUM_COLUMNS - 1; // Get the Entry point
y = (_startY * 2) + 1;
_playerPos.x = x - 1; // Start player in one space from the entrance
if (_mazeTile[x - 1][y].m_nWall == WALL) { // If a wall runs into the entry space
_mazeTile[x][y].m_nWall = WALL; //...make it a wall and put the entry
_mazeTile[x][y + 1].m_nWall = START; //...space under that
_playerPos.y = y; // Put the player there
} else {
_mazeTile[x][y].m_nWall = START; // Put in the entry way where it was
_mazeTile[x][y + 1].m_nWall = WALL; //...and make sure the one below is a wall
_playerPos.y = y; // Put the player there
}
x = _endX * 2; // This should be 0
y = _endY * 2;
m_pExit.x = x;
if (_mazeTile[x + 1][y].m_nWall == WALL) { // If a wall runs into the top exit space
_mazeTile[x][y].m_nWall = WALL; //...make it a wall and put the exit
m_pExit.y = y + 1; //...one space above that
} else {
_mazeTile[x][y + 1].m_nWall = WALL; // Put the exit in the top space
m_pExit.y = y; //...and store the y position in m_pExit
}
_mazeTile[m_pExit.x][m_pExit.y].m_nWall = EXIT; // Make exit grid space a Pathway
SetInvisibleWalls(); // Hide some walls
SetTraps(); // Put in some traps
}//end SetUpMaze
/*****************************************************************
*
* AddEdges
*
* FUNCTIONAL DESCRIPTION:
*
* Draws fancy edgework around a piece of wall on the sides where possible
*
* FORMAL PARAMETERS:
*
* CDC *pDC The Device context to which it will draw
* int x Column of piece to check
* int y Row of piece to check
* int offset_x Width offset for drawing the bitmap ( Main window has a border)
* int offset_y Hieght offset as above
*
* IMPLICIT INPUT PARAMETERS:
*
* struct TILE mazeTile[][]
*
* IMPLICIT OUTPUT PARAMETERS:
*
* [External data modified]
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void AddEdges(CDC *pDC, int x, int y, int offset_x, int offset_y) {
if ((_mazeTile[x][y].m_bHidden == false) && (_mazeTile[x][y].m_nWall == WALL)) {
if ((y > 0) && ((((_mazeTile[x][y - 1].m_nWall == PATH) || (_mazeTile[x][y - 1].m_nWall == EXIT)) ||
(_mazeTile[x][y - 1].m_nWall == START)) || _mazeTile[x][y - 1].m_bHidden)) // TOP
PaintBitmap(pDC, pGamePalette, _bottomEdgeBmp,
_mazeTile[x][y - 1].m_nStart.x + offset_x,
_mazeTile[x][y - 1].m_nStart.y + offset_y + SQ_SIZE_Y - 1 - EDGE_SIZE);
if ((x < (NUM_COLUMNS - 1)) && ((_mazeTile[x + 1][y].m_nWall == PATH) ||
_mazeTile[x + 1][y].m_bHidden)) // RIGHT
PaintBitmap(pDC, pGamePalette, _leftEdgeBmp,
_mazeTile[x + 1][y].m_nStart.x + offset_x,
_mazeTile[x + 1][y].m_nStart.y + offset_y);
if ((y < (NUM_ROWS - 1)) && ((((_mazeTile[x][y + 1].m_nWall == EXIT) ||
(_mazeTile[x][y + 1].m_nWall == PATH)) ||
(_mazeTile[x][y + 1].m_nWall == START)) || _mazeTile[x][y + 1].m_bHidden)) // BOTTOM
PaintBitmap(pDC, pGamePalette, _topEdgeBmp,
_mazeTile[x][y + 1].m_nStart.x + offset_x,
_mazeTile[x][y + 1].m_nStart.y + offset_y);
if ((x > 0) && ((_mazeTile[x - 1][y].m_nWall == PATH) ||
_mazeTile[x - 1][y].m_bHidden)) // LEFT
PaintBitmap(pDC, pGamePalette, _rightEdgeBmp,
_mazeTile[x - 1][y].m_nStart.x + offset_x + SQ_SIZE_X - 1 - EDGE_SIZE,
_mazeTile[x - 1][y].m_nStart.y + offset_y);
} // end if WALL
} // End AddEdges
/*****************************************************************
*
* SetTraps
*
* FUNCTIONAL DESCRIPTION:
*
* Sets traps in the maze
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* struct TILE mazeTile[][] array
* m_nDifficulty The the number of traps = difficulty setting
*
* IMPLICIT OUTPUT PARAMETERS:
*
* struct TILE mazeTile[][] array
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void SetTraps() {
int nTrapCount;
int nNumTraps;
CPoint In;
// nNumTraps = m_nDifficulty + MIN_TRAPS;
nNumTraps = MIN_TRAPS + (_difficulty / 2); // 4 + ([1...10]/2) = 4 to 9
for (nTrapCount = 0; nTrapCount < nNumTraps; nTrapCount++) {
In = GetRandomPoint(false); // Pick a random PATH square
_mazeTile[In.x][In.y].m_nWall = TRAP; // Make it a TRAP
_mazeTile[In.x][In.y].m_bHidden = true; // Hide it
_mazeTile[In.x][In.y].m_nTrap = nTrapCount % NUM_TRAP_MAPS; // Assign unique trap bitmap ID
_mazeTile[In.x][In.y].m_nDest = GetRandomPoint(true); // Pick a random Trap destination
}
}
/*****************************************************************
*
* GetRandomPoint
*
* FUNCTIONAL DESCRIPTION:
*
* Gets a random Grid Point in the maze, which is a PATH (not START or EXIT)
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* struct TILE mazeTile[][] grid
*
* IMPLICIT OUTPUT PARAMETERS:
*
* none
*
* RETURN VALUE:
*
* CPoint the random X and Y of a path space in the mazeTile grid
*
****************************************************************/
CPoint GetRandomPoint(bool bRight) {
CPoint point;
bool bLocated = false;
if (bRight) // Get random column
point.x = (brand() % (2 * (NUM_COLUMNS / 3))) + (NUM_COLUMNS / 3); //...in the right half
else
point.x = brand() % (2 * (NUM_COLUMNS / 3)); //...or the left half
point.y = brand() % NUM_ROWS; // Get random row
while (!bLocated) {
if (_mazeTile[point.x][point.y].m_nWall == PATH)
bLocated = true; // OK if it's a pathway
else { // Otherwise, keep lookin'
point.x++; // Increment Column
point.y++; // Increment Row
if (point.x == NUM_COLUMNS) point.x = 1; // If we're at the end,
if (point.y == NUM_ROWS) point.y = 1; //...reset the counter
}
} // end while
return point;
} // end GetRandomPoint
/*****************************************************************
*
* SetInvisibleWalls
*
* FUNCTIONAL DESCRIPTION:
*
* Randomly sets a number of walls invisible
*
* FORMAL PARAMETERS:
*
* none
*
* IMPLICIT INPUT PARAMETERS:
*
* struct TILE mazeTile[][] grid
* m_nDifficulty If it's MIN_DIFFICULTY, no walls are invisible
* If it's MAX_DIFFICULTY, all walls are invisible
* Otherwise, every m_nDifficulty-th wall is visible
*
* IMPLICIT OUTPUT PARAMETERS:
*
* struct TILE mazeTile[][] grid
*
* RETURN VALUE:
*
* void
*
****************************************************************/
void SetInvisibleWalls() {
int x, y, i, j;
int nWallCount = 0;
int nMaxWalls = 0;
int nTotalWalls = 0;
for (x = 1; x < (NUM_COLUMNS - 1); x++) { // Don't make edge walls invisible !!
for (y = 1; y < (NUM_ROWS - 1); y++) {
if (_mazeTile[x][y].m_nWall == WALL) {
if (_difficulty > MIN_DIFFICULTY) // Most difficult has all walls hidden
_mazeTile[x][y].m_bHidden = true; // Start with all walls hidden
else
_mazeTile[x][y].m_bHidden = false; // Least difficult has no walls hidden
nTotalWalls++;
} // end if
} // end for y
} // end for x
if (_difficulty > MIN_DIFFICULTY && _difficulty < MAX_DIFFICULTY) {
x = (brand() % (NUM_COLUMNS - 4)) + 2; // Avoid the edge walls
y = (brand() % (NUM_ROWS - 4)) + 2;
nMaxWalls = nTotalWalls - (int)(_difficulty * (nTotalWalls / 10));
while (nWallCount < nMaxWalls) {
if (_mazeTile[x][y].m_nWall == WALL && _mazeTile[x][y].m_bHidden) {
for (i = x - 1; i <= x + 1; i++) {
for (j = y - 1; j <= y + 1; j++) {
if (_mazeTile[i][j].m_nWall == WALL && _mazeTile[i][j].m_bHidden) {
_mazeTile[i][j].m_bHidden = false; // so it's not hidden
nWallCount++; // increment the count
} // end if
} // end j
} // end i
} // end if
x += (brand() % NUM_NEIGHBORS);// + 1; // Increment Column
y += (brand() % NUM_NEIGHBORS);// + 1; // Increment Row
if (x >= (NUM_COLUMNS - 2))
x = (brand() % (NUM_COLUMNS - 4)) + 2; // If we're at the end,
if (y >= (NUM_ROWS - 2))
y = (brand() % (NUM_COLUMNS - 4)) + 2; //...reset the counter
} // end while
} // end if
}
void initialize_maze() { /* draw the surrounding wall and start/end squares */
int i, j, wall;
_mazeSizeX = MAX_MAZE_SIZE_X;
_mazeSizeY = MAX_MAZE_SIZE_Y;
/* initialize all squares */
for (i = 0; i < _mazeSizeX; i++) {
for (j = 0; j < _mazeSizeY; j++) {
_maze[i][j] = 0;
}
}
/* top wall */
for (i = 0; i < _mazeSizeX; i++) {
_maze[i][0] |= WALL_TOP;
}
/* right wall */
for (j = 0; j < _mazeSizeY; j++) {
_maze[_mazeSizeX - 1][j] |= WALL_RIGHT;
}
/* bottom wall */
for (i = 0; i < _mazeSizeX; i++) {
_maze[i][_mazeSizeY - 1] |= WALL_BOTTOM;
}
/* left wall */
for (j = 0; j < _mazeSizeY; j++) {
_maze[0][j] |= WALL_LEFT;
}
/* set start square */
wall = 1; // Start on right side
i = _mazeSizeX - 1; // Set maze x location
j = brand() % _mazeSizeY; // Set a random y location not on the top row
_maze[i][j] |= START_SQUARE;
_maze[i][j] |= (DOOR_IN_TOP >> wall);
_maze[i][j] &= ~(WALL_TOP >> wall);
_startX = i;
_startY = j;
_curSqX = i;
_curSqY = j;
_sqNum = 0;
/* set end square */
wall = (wall + 2) % 4;
switch (wall) {
case 0:
i = brand() % (_mazeSizeX);
j = 0;
break;
case 1:
i = _mazeSizeX - 1;
j = brand() % (_mazeSizeY);
break;
case 2:
i = brand() % (_mazeSizeX);
j = _mazeSizeY - 1;
break;
case 3:
i = 0;
j = brand() % (_mazeSizeY);
break;
}
_maze[i][j] |= END_SQUARE;
_maze[i][j] |= (DOOR_OUT_TOP >> wall);
_maze[i][j] &= ~(WALL_TOP >> wall);
_endX = i;
_endY = j;
}
void create_maze() { /* create a maze layout given the intiialized maze */
int newdoor = 0; // i,
do {
_moveList[_sqNum].x = _curSqX;
_moveList[_sqNum].y = _curSqY;
_moveList[_sqNum].dir = newdoor;
while ((newdoor = choose_door()) == -1) { /* pick a door */
if (backup() == -1) { /* no more doors ... backup */
return; /* done ... return */
}
}
/* mark the out door */
_maze[_curSqX][_curSqY] |= (DOOR_OUT_TOP >> newdoor);
switch (newdoor) {
case 0:
_curSqY--;
break;
case 1:
_curSqX++;
break;
case 2:
_curSqY++;
break;
case 3:
_curSqX--;
break;
}
_sqNum++;
/* mark the in door */
_maze[_curSqX][_curSqY] |= (DOOR_IN_TOP >> ((newdoor + 2) % 4));
/* if end square set path length and save path */
} while (1);
}
int choose_door() { /* pick a new path */
int candidates[4];
int num_candidates;
num_candidates = 0;
//topwall:
/* top wall */
if (_maze[_curSqX][_curSqY] & DOOR_IN_TOP)
goto rightwall;
if (_maze[_curSqX][_curSqY] & DOOR_OUT_TOP)
goto rightwall;
if (_maze[_curSqX][_curSqY] & WALL_TOP)
goto rightwall;
if (_maze[_curSqX][_curSqY - 1] & DOOR_IN_ANY) {
_maze[_curSqX][_curSqY] |= WALL_TOP;
_maze[_curSqX][_curSqY - 1] |= WALL_BOTTOM;
goto rightwall;
}
candidates[num_candidates++] = 0;
rightwall:
/* right wall */
if (_maze[_curSqX][_curSqY] & DOOR_IN_RIGHT)
goto bottomwall;
if (_maze[_curSqX][_curSqY] & DOOR_OUT_RIGHT)
goto bottomwall;
if (_maze[_curSqX][_curSqY] & WALL_RIGHT)
goto bottomwall;
if (_maze[_curSqX + 1][_curSqY] & DOOR_IN_ANY) {
_maze[_curSqX][_curSqY] |= WALL_RIGHT;
_maze[_curSqX + 1][_curSqY] |= WALL_LEFT;
goto bottomwall;
}
candidates[num_candidates++] = 1;
bottomwall:
/* bottom wall */
if (_maze[_curSqX][_curSqY] & DOOR_IN_BOTTOM)
goto leftwall;
if (_maze[_curSqX][_curSqY] & DOOR_OUT_BOTTOM)
goto leftwall;
if (_maze[_curSqX][_curSqY] & WALL_BOTTOM)
goto leftwall;
if (_maze[_curSqX][_curSqY + 1] & DOOR_IN_ANY) {
_maze[_curSqX][_curSqY] |= WALL_BOTTOM;
_maze[_curSqX][_curSqY + 1] |= WALL_TOP;
goto leftwall;
}
candidates[num_candidates++] = 2;
leftwall:
/* left wall */
if (_maze[_curSqX][_curSqY] & DOOR_IN_LEFT)
goto donewall;
if (_maze[_curSqX][_curSqY] & DOOR_OUT_LEFT)
goto donewall;
if (_maze[_curSqX][_curSqY] & WALL_LEFT)
goto donewall;
if (_maze[_curSqX - 1][_curSqY] & DOOR_IN_ANY) {
_maze[_curSqX][_curSqY] |= WALL_LEFT;
_maze[_curSqX - 1][_curSqY] |= WALL_RIGHT;
goto donewall;
}
candidates[num_candidates++] = 3;
donewall:
if (num_candidates == 0)
return -1;
if (num_candidates == 1)
return candidates[0];
return candidates[brand() % (num_candidates)];
}
int backup() { /* back up a move */
_sqNum--;
if (_sqNum > 0) {
_curSqX = _moveList[_sqNum].x;
_curSqY = _moveList[_sqNum].y;
}
return _sqNum;
}
/*****************************************************************
*
* ScreenToTile
*
* FUNCTIONAL DESCRIPTION:
*
* Converts a point in screen coordinates to x & y location on maze grid
*
* FORMAL PARAMETERS:
*
* CPoint pointScreen a point in screen coordinates
*
* IMPLICIT INPUT PARAMETERS:
*
* none
*
* IMPLICIT OUTPUT PARAMETERS:
*
* none
*
* RETURN VALUE:
*
* CPoint point the x & y grid coordinates where pointScreen fell
*
****************************************************************/
CPoint ScreenToTile(CPoint pointScreen) {
CPoint point;
point.x = (pointScreen.x - SIDE_BORDER) / SQ_SIZE_X;
point.y = (pointScreen.y - TOP_BORDER + SQ_SIZE_Y / 2) / SQ_SIZE_Y;
return point;
}
/*****************************************************************
*
* InArtRegion
*
* FUNCTIONAL DESCRIPTION:
*
* Checks to see if a point is within the Artwork region of the window
*
* FORMAL PARAMETERS:
*
* CPoint point The point to check
*
* IMPLICIT INPUT PARAMETERS:
*
* Extents of the main game window, and the extents of the artwork
*
* IMPLICIT OUTPUT PARAMETERS:
*
* none
*
* RETURN VALUE:
*
* bool: true if point is within the Art Region,
* false if point is outside the Art Region
*
****************************************************************/
bool InArtRegion(CPoint point) {
if ((point.x > SIDE_BORDER && point.x < GAME_WIDTH - SIDE_BORDER) && // See if point lies within
(point.y > TOP_BORDER && point.y < GAME_HEIGHT - BOTTOM_BORDER)) //...ArtWork area
return true; // Return true if it's inside
else return false; //...and false if not
}
void CMainWindow::OnClose() {
CDC *pDC;
CBrush myBrush;
CRect myRect;
pDC = GetDC();
myRect.SetRect(0, 0, GAME_WIDTH, GAME_HEIGHT);
myBrush.CreateStockObject(BLACK_BRUSH);
(*pDC).FillRect(&myRect, &myBrush);
ReleaseDC(pDC);
SetCursor(LoadCursor(nullptr, IDC_ARROW)); // Refresh cursor object to arrow
// delete the game theme song
//
if (_gameSound != nullptr) {
delete _gameSound;
_gameSound = nullptr;
}
CSound::clearSounds(); // Clean up sounds before returning
if (m_pScrollButton != nullptr)
delete m_pScrollButton;
if (m_pTimeText != nullptr)
delete m_pTimeText;
if (_blankBitmap != nullptr) {
_blankBitmap->DeleteObject();
delete _blankBitmap;
}
if (_localeBitmap != nullptr) {
_localeBitmap->DeleteObject();
delete _localeBitmap;
}
if (_playerSprite != nullptr)
delete _playerSprite;
if (pOldBmp != nullptr) // Get rid of Scratch1
pMazeDC->SelectObject(pOldBmp);
if (pOldPal != nullptr)
pMazeDC->SelectPalette(pOldPal, false);
if (pMazeDC->m_hDC != nullptr) {
pMazeDC->DeleteDC();
delete pMazeDC;
}
if (pMazeBitmap != nullptr) {
pMazeBitmap->DeleteObject();
delete pMazeBitmap;
}
if (_pathBitmap != nullptr) {
_pathBitmap->DeleteObject();
delete _pathBitmap;
}
if (_topEdgeBmp != nullptr) {
_topEdgeBmp->DeleteObject();
delete _topEdgeBmp;
}
if (_rightEdgeBmp != nullptr) {
_rightEdgeBmp->DeleteObject();
delete _rightEdgeBmp;
}
if (_bottomEdgeBmp != nullptr) {
_bottomEdgeBmp->DeleteObject();
delete _bottomEdgeBmp;
}
if (_leftEdgeBmp != nullptr) {
_leftEdgeBmp->DeleteObject();
delete _leftEdgeBmp;
}
if (_wallBitmap != nullptr) {
_wallBitmap->DeleteObject();
delete _wallBitmap;
}
if (_startBitmap != nullptr) {
_startBitmap->DeleteObject();
delete _startBitmap;
}
for (int i = 0; i < NUM_TRAP_MAPS; i++) {
if (_trapBitmap[i] != nullptr) {
_trapBitmap[i]->DeleteObject();
delete _trapBitmap[i];
}
}
if (pGamePalette != nullptr) {
pGamePalette->DeleteObject();
delete pGamePalette;
}
CFrameWnd::OnClose();
MFC::PostMessage(ghParentWnd, WM_PARENTNOTIFY, WM_DESTROY, 0L);
}
void CALLBACK GetSubOptions(CWnd* pParentWind) {
COptnDlg OptionsDlg(pParentWind, pGamePalette); // Call Specific Game
//...Options dialog box
OptionsDlg._time = _time;
OptionsDlg._seconds = _seconds; // Send clock info
OptionsDlg._minutes = _minutes;
OptionsDlg._difficulty = _difficulty;
if (OptionsDlg.DoModal() == IDOK) { // save values set in dialog box
tempTime = OptionsDlg._time;; // get new time limit,
tempDifficulty = OptionsDlg._difficulty; //...new Difficulty
}
}
//////////// Additional Sound Notify routines //////////////
LRESULT CMainWindow::OnMCINotify(WPARAM wParam, LPARAM lParam) {
CSound *pSound;
pSound = CSound::OnMCIStopped(wParam, lParam);
if (pSound != nullptr)
OnSoundNotify(pSound);
return 0;
}
LRESULT CMainWindow::OnMMIONotify(WPARAM wParam, LPARAM lParam) {
CSound *pSound;
pSound = CSound::OnMMIOStopped(wParam, lParam);
if (pSound != nullptr)
OnSoundNotify(pSound);
return 0;
}
void CMainWindow::OnSoundNotify(CSound *pSound) {
//
// Add your code to process explicit notification of a sound "done" event here.
// pSound is a pointer to a CSound object for which you requested SOUND_NOTIFY.
//
}
// CMainWindow message map:
// Associate messages with member functions.
//
BEGIN_MESSAGE_MAP(CMainWindow, CFrameWnd)
//{{AFX_MSG_MAP( CMainWindow )
ON_WM_PAINT()
ON_WM_CHAR()
ON_WM_SYSCHAR()
ON_WM_SYSKEYDOWN()
ON_WM_KEYDOWN()
ON_WM_TIMER()
ON_WM_LBUTTONDOWN()
ON_WM_RBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MOUSEMOVE()
ON_WM_CLOSE()
ON_WM_DESTROY()
ON_MESSAGE(MM_MCINOTIFY, CMainWindow::OnMCINotify)
ON_MESSAGE(MM_WOM_DONE, CMainWindow::OnMMIONotify)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
} // namespace MazeDoom
} // namespace HodjNPodj
} // namespace Bagel
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