mygame.cpp

本人初学C和directx时编的RPG游戏源码

		    role.x=role.oldx=284;
		    role.y=role.oldy=48;
		    role.dir=DOWN;
		}
     	break;
	case 14:
		Scene=6;
		SX=OLDSX=7;
		SY=OLDSY=21;
		DX=OLDDX=0;
		DY=OLDDY=0;
		role.x=role.oldx=284;
		role.y=role.oldy=432;
		role.dir=UP;
     	break;
	}
}

//画背景;
void MakeBackGround()
{
	unsigned short n;

	for (int i=SY; i<SY+16 ; i++)
		for (int j=SX; j<SX+21 ; j++)
		{
			//画地表;
			n = map[Scene].Surface[i * map[Scene].width + j];
			RECT rect = {n%20*32, n/20*32, n%20*32+32, n/20*32+32};
			Blt(lpDDSBack, DX+(j-SX)*32, DY+(i-SY)*32, lpDDSSurface, rect, FALSE);
			//画物体;
			n = map[Scene].Object[i * map[Scene].width + j];
			rect = GetRect(n%20*32, n/20 * 32, n%20*32 + 32, n/20 * 32 + 32);
			Blt(lpDDSBack, DX+(j-SX)*32, DY+(i-SY)*32, lpDDSObject, rect, TRUE);
		}
}

//读取NPC数据
BOOL LoadNpcData()
{
	char *Npc[]={"Maps\\Home.npc","Maps\\Village.npc","Maps\\weaponshop.npc","Maps\\Drugstore.npc",
		         "Maps\\Warehouse.npc","Maps\\Authorhome.npc","Maps\\Forest.npc","Maps\\Hummock.npc"};
	char *data=0;
	int fh;
	int nbytes;
	int lpFile=0;

   	for (int i=0; i<MAPS; i++)
	{
		fh = _open(Npc[i], _O_RDONLY);
		nbytes = _filelength(fh);
		free (data);
		data = (char *)malloc(nbytes);
		_read (fh, data, nbytes);
		_close (fh);
					
		lpFile = 0;
		map[i].Npcnum = ReadLine(data,lpFile,0);
		//申请内存空间
		map[i].Npc = (ROLE_STRUCT *)calloc(sizeof(ROLE_STRUCT),map[i].Npcnum);
		
		for (int j=0; j<map[i].Npcnum; j++)
		{
			map[i].Npc[j].ID = ReadLine(data,lpFile,0);
			ReadLine( data, lpFile, map[i].Npc[j].Name);
			map[i].Npc[j].exist = ReadLine(data,lpFile,0);
			map[i].Npc[j].active = ReadLine(data,lpFile,0);
			map[i].Npc[j].IsEnemy = ReadLine(data,lpFile,0);
			map[i].Npc[j].bitmap = ReadLine(data,lpFile,0);
			map[i].Npc[j].lboundary = ReadLine(data,lpFile,0);
			map[i].Npc[j].rboundary = ReadLine(data,lpFile,0);
			map[i].Npc[j].uboundary = ReadLine(data,lpFile,0);
			map[i].Npc[j].dboundary = ReadLine(data,lpFile,0);
			map[i].Npc[j].x = ReadLine(data,lpFile,0);
			map[i].Npc[j].y = ReadLine(data,lpFile,0);
		    map[i].Npc[j].oldx = ReadLine(data,lpFile,0);	
		    map[i].Npc[j].oldy = ReadLine(data,lpFile,0);
		    map[i].Npc[j].talknum = ReadLine(data,lpFile,0);
			map[i].Npc[j].nLevel = ReadLine(data, lpFile, 0);
			map[i].Npc[j].nExp = ReadLine(data, lpFile, 0);
            map[i].Npc[j].nMoney = ReadLine(data,lpFile,0);
			map[i].Npc[j].nMaxLife = ReadLine(data,lpFile,0);
			map[i].Npc[j].nCurLife = ReadLine(data,lpFile,0);
			map[i].Npc[j].nPower = ReadLine(data,lpFile,0);
			map[i].Npc[j].nOriAtt = ReadLine(data,lpFile,0);
			map[i].Npc[j].nAttack = ReadLine(data,lpFile,0);
			map[i].Npc[j].nOriDef = ReadLine(data,lpFile,0);
			map[i].Npc[j].nDefence = ReadLine(data,lpFile,0);
			map[i].Npc[j].nOriSpeed = ReadLine(data,lpFile,0);
			map[i].Npc[j].nSpeed = ReadLine(data,lpFile,0);
			map[i].Npc[j].Weapon = ReadLine(data,lpFile,0);
			map[i].Npc[j].Armor = ReadLine(data,lpFile,0);
			ReadLine( data, lpFile, (char *)map[i].Npc[j].Item );
			map[i].Npc[j].speed = ReadLine(data,lpFile,0);	
		    map[i].Npc[j].width = ReadLine(data,lpFile,0);	
		    map[i].Npc[j].height = ReadLine(data,lpFile,0);	
		    map[i].Npc[j].picnum = ReadLine(data,lpFile,0);
			map[i].Npc[j].dir = Int2Dir(ReadLine(data,lpFile,0));	
		    map[i].Npc[j].Surface = lpDDSNpc[map[i].Npc[j].bitmap];
			map[i].Npc[j].Battle = ReadLine(data,lpFile,0);

			ReadLine(data,lpFile,0);
		}
	}
	return TRUE;
}

//读取物品数据
void LoadItemData()
{
	char * data;
	int fh;
	int nbytes;
	int lpFile;

   		fh = _open( "Datas/Items.dat", _O_RDONLY );
		nbytes=_filelength(fh);
		data=(char *)malloc(nbytes);
		_read( fh, data, nbytes );
		_close(fh);
					
		lpFile=0;
		int Nums=ReadLine(data,lpFile,0);
		
		for( int j=2; j<Nums+2; j++)
		{
		Items[j].ID = ReadLine(data,lpFile,0);	
		Items[j].type = ReadLine(data,lpFile,0);
		ReadLine( data, lpFile, Items[j].Name);
		ReadLine( data, lpFile, Items[j].About);
		Items[j].Money = ReadLine(data,lpFile,0);
		Items[j].Life = ReadLine(data,lpFile,0);
		Items[j].Power = ReadLine(data,lpFile,0);
		Items[j].Attack = ReadLine(data,lpFile,0);	
		Items[j].Defence = ReadLine(data,lpFile,0);
		Items[j].Speed = ReadLine(data,lpFile,0);
		ReadLine(data,lpFile,0);
		}
}

//读行
int ReadLine(char *datas,int &n,char *Chs,int Seek)
{
	char chr[1024] = "";
	char tmp;
	int m = 0;

	n += Seek;
	memset (chr,0,1024);
	while( 1 )
	{
		tmp = datas[n];
		n++;
		if (tmp==';')
		{
			while (1)
			{
				tmp=datas[n];
				n++;
				if (tmp=='\n') break;
			}
			break;
		}
		chr[m] = tmp;
		m++;
	}
	if (Chs == 0) return atoi(chr);
	else strcpy (Chs, chr);
	return 1;
}
//找寻数据位置
char *GetTalk(int ID, int Talk_Num)
{
	char Chars[1024] = "", buffer[20];
	char IDS[10] = "[";
	char *RetChars;
	int i = 0, n = 0, Long = strlen(Talk);

	memset (IDS, 0, 10);
	IDS[0] = '[';
	strcat (IDS, _itoa(ID,buffer,10));
	IDS[6] = ']';
	
	RetChars = (char *)malloc(1024);
	while (n < Long)
	{
		if (Talk[n]==' ' || Talk[n]=='\n' || Talk[n]==';')
		{
			if (strcmp(IDS, Chars) == 0) //找到数据
			{
				for (int Line=0; Line<=Talk_Num; Line++)
					while (1) {	n++; if (Talk[n] == '\n') { n++; break;}	} //提行
				ReadLine(Talk, n, RetChars, 0);
				return RetChars;
			}
			n++;
			i = 0;
			memset (Chars, 0, 1024);
		}
		else 
		{
			Chars[i] = Talk[n];
			i++;
			n++;
		}
	}
	return "…… ……";
}

void NpcMove()
{
	for (int i=0; i<map[Scene].Npcnum; i++)
	{
		if (map[Scene].Npc[i].exist == 1)//如果Npc存在;
		{
			if (map[Scene].Npc[i].active == 1)//并且处于活动状态;
			{
				if (random(100) > 95)//改方向;
					map[Scene].Npc[i].dir = Int2Dir(random(4));
		        map[Scene].Npc[i].picnum++;
		        if (map[Scene].Npc[i].picnum>=3) map[Scene].Npc[i].picnum=0;
		
		        //Npcs移动
		        switch (map[Scene].Npc[i].dir) 
				{
					case 0: map[Scene].Npc[i].y+=map[Scene].Npc[i].speed;
			        break;
		            case 1: map[Scene].Npc[i].x-=map[Scene].Npc[i].speed;
			        break;
		            case 2: map[Scene].Npc[i].y-=map[Scene].Npc[i].speed;
			        break;
		            case 3: map[Scene].Npc[i].x+=map[Scene].Npc[i].speed;
			        break;
				}

		        //边界检测
		        if (map[Scene].Npc[i].x <= map[Scene].Npc[i].lboundary) 
				{
					map[Scene].Npc[i].x = map[Scene].Npc[i].oldx;
					map[Scene].Npc[i].dir = Int2Dir(map[Scene].Npc[i].dir+2);
		        }
				if (map[Scene].Npc[i].x >= map[Scene].Npc[i].rboundary)
				{
					map[Scene].Npc[i].x = map[Scene].Npc[i].oldx;
					map[Scene].Npc[i].dir = Int2Dir(map[Scene].Npc[i].dir+2);
		        }
				if (map[Scene].Npc[i].y <= map[Scene].Npc[i].uboundary)
				{
					map[Scene].Npc[i].y = map[Scene].Npc[i].oldy;
					map[Scene].Npc[i].dir = Int2Dir(map[Scene].Npc[i].dir+2);
				}
		        if (map[Scene].Npc[i].y >= map[Scene].Npc[i].dboundary)
				{
					map[Scene].Npc[i].y = map[Scene].Npc[i].oldy;
					map[Scene].Npc[i].dir = Int2Dir(map[Scene].Npc[i].dir+2);
				}
	
		        //与主角碰撞检测;
		        if (abs(role.x+SX*32-DX-map[Scene].Npc[i].x)<=24 &&\
			        abs(role.y+SY*32-DY-map[Scene].Npc[i].y)<=42)
				{
			        map[Scene].Npc[i].x = map[Scene].Npc[i].oldx;
			        map[Scene].Npc[i].y = map[Scene].Npc[i].oldy;
					//Npc是敌人进入战斗,BOSS不移动所以不考虑;
					if (map[Scene].Npc[i].IsEnemy==1 && GetTickCount()-dwnoenemy>1500)
					{
						if (Scene == 6)
						{
							int whowin = Battle(map[Scene].Npc[i], 0, 0);
						    if (whowin == 1)
							{
								Prize(map[Scene].Npc[i]);
								map[Scene].Npc[i].exist = 0;
							}
							else if (whowin == 2)
							{
								char Temp[100];
								PopMsgWindow();
                                sprintf (Temp, "%s", "战斗失败！");   
	                            PrintText(lpDDSBack, (640-strlen(Temp)*8)/2, 230, Temp);
	                            MsgDelay(1500);
								g_game_status = GAME_OVER;
							}
							else if (whowin == 0)
							{
								dwnoenemy = GetTickCount();
							}
						}
						else if (Scene == 7)
						{
							int whowin = Battle(map[Scene].Npc[i], 1, 0);
						    if (whowin == 1)
							{
								Prize(map[Scene].Npc[i]);
								map[Scene].Npc[i].exist = 0;
                            }
							else if (whowin == 2)
							{
								char Temp[100];
								PopMsgWindow();
                                sprintf (Temp, "%s", "战斗失败！");   
	                            PrintText(lpDDSBack, (640-strlen(Temp)*8)/2, 230, Temp);
	                            MsgDelay(1500);
								g_game_status = GAME_OVER;
							}
							else if (whowin == 0)
							{
								dwnoenemy = GetTickCount();
							}
						}
					}
				}

		        //与其他Npc碰撞检测;
		        for (int j=0; j<map[Scene].Npcnum; j++)
				{
				    if (j!=i && map[Scene].Npc[j].exist==1)
					{
						if (abs(map[Scene].Npc[i].x-map[Scene].Npc[j].x)<=24 &&\
			                abs(map[Scene].Npc[i].y-map[Scene].Npc[j].y)<=42)
						{
							map[Scene].Npc[i].x = map[Scene].Npc[i].oldx;
			                map[Scene].Npc[i].y = map[Scene].Npc[i].oldy;
						}
					}
				}
			
		        //障碍物检测
		        int n0 = ((map[Scene].Npc[i].y-24)/32 ) * map[Scene].width + ((map[Scene].Npc[i].x+8)/32 );
		        int n1 = ((map[Scene].Npc[i].y-24)/32 ) * map[Scene].width + ((map[Scene].Npc[i].x+24)/32 );
		        int n2 = ((map[Scene].Npc[i].y-8)/32 ) * map[Scene].width + ((map[Scene].Npc[i].x+8)/32 );
		        int n3 = ((map[Scene].Npc[i].y-8)/32 ) * map[Scene].width + ((map[Scene].Npc[i].x+24)/32 );
		        if (map[Scene].Obstacle[n0] || map[Scene].Obstacle[n1] || map[Scene].Obstacle[n2] || map[Scene].Obstacle[n3])
				{
				    map[Scene].Npc[i].x = map[Scene].Npc[i].oldx;
			        map[Scene].Npc[i].y = map[Scene].Npc[i].oldy;
				}
		        else 
				{
					map[Scene].Npc[i].oldx = map[Scene].Npc[i].x;
			        map[Scene].Npc[i].oldy = map[Scene].Npc[i].y;
				}
			}
		    //生成该图Npc
		    RECT rect = {map[Scene].Npc[i].picnum* map[Scene].Npc[i].width, map[Scene].Npc[i].dir*map[Scene].Npc[i].height, map[Scene].Npc[i].picnum*map[Scene].Npc[i].width+map[Scene].Npc[i].width, map[Scene].Npc[i].dir* map[Scene].Npc[i].height+map[Scene].Npc[i].height};
		    Blt(lpDDSBack, map[Scene].Npc[i].x-(SX*32)+DX, map[Scene].Npc[i].y-(map[Scene].Npc[i].height)-(SY*32)+DY, map[Scene].Npc[i].Surface, rect, TRUE);
		}
	}
}

char *ReadWord(char *Temp, int &n1)
{
	char *Txt;
	int i = 0;

	n1++;
	Txt = (char *)malloc(1024);
	memset (Txt, 0, 1024);
	while (1)
	{
		if (Temp[n1]=='{' || Temp[n1]=='}')
		{
			talktoken = Temp[n1];
            endtoken = Temp[n1+1];
			return Txt;
		}
		else
		{
			Txt[i] = Temp[n1];
			i++;
			n1++;
		}
	}
return "error";
}

//添加物品;
BOOL AddItem(int nItem)
{
	for (int i=1; i<16; ++i)
	{
		if (role.Item[i] == ' ') break;
	}
	if (role.Item[i] == ' ')
	{
		role.Item[i] = nItem + 0x2f;
        return TRUE;
	}
	else
	{
		return FALSE;
	}
}

//画菜单背景;
void DrawMenuback()
{
	int nTileW = 96;
	int nTileH = 48;
	int nCountW = 640/nTileW;
	int nCountH = 480/nTileH;
	// 画中间部分
	int w,h;
	RECT rect = {96, 48, 192, 96};
	for (h=1; h<nCountH; h++)
	{
		for (w=1; w<nCountW; w++)
		{
			Blt(lpDDSBack, w * nTileW, h * nTileH, lpDDSMenuback, rect, FALSE);
		}
	}
	// 左边
	rect.left = 0 ;
	rect.right = nTileW;
	rect.top = nTileH;
	rect.bottom =  rect.top + nTileH;
	for (h=1; h<nCountH; h++)
	{
		Blt(lpDDSBack, 0, h*nTileH, lpDDSMenuback, rect, FALSE);
	}
	// 右边
	rect.left = 288-nTileW;
	rect.right = 288;
	rect.top = nTileH;
	rect.bottom = rect.top + nTileH;
	for (h=1; h<nCountH; h++)
	{
		Blt(lpDDSBack, 640 - nTileW, h * nTileH, lpDDSMenuback, rect, FALSE);
	}
	// 上边
	rect.left = nTileW;
	rect.right = rect.left + nTileW;
	rect.top = 0;
	rect.bottom = nTileH;
	for (w=1; w<nCountW; w++)
	{
		Blt(lpDDSBack, w * nTileW, 0, lpDDSMenuback, rect, FALSE);
	}
	// 下边
	rect.left = nTileW;
	rect.right = rect.left + nTileW;
	rect.top = 144 - nTileH;
	rect.bottom =  144;
	for (w=1; w<nCountW; w++)
	{
		Blt(lpDDSBack, w * nTileW, 480 - nTileH, lpDDSMenuback, rect, FALSE);
	}
	// 左上