?? bullet.cpp
字號:
// Bullet.cpp: implementation of the CBullet class.
//
//////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "tank.h"
#include "Bullet.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CBullet::CBullet():m_nSpeed(5),index(-1),m_nDamage(50)
{
}
CBullet::~CBullet()
{
}
BOOL CBullet::ChangeColor(COLORREF x/* =0x00000000ff */)
{
return FALSE;
}
BOOL CBullet::BulletAnimate(int start/* =START */)
{
switch(start)
{
case 1:
strMsg="沖呀";
break;
case 2:
strMsg="我要砍死他";
break;
case 3:
strMsg="殺呀";
break;
}
return TRUE;
}
Result CBullet::IsWhat(int xt,int yt)
{
Result rst;
memset(rst.type,0,3*sizeof(CellType));
rst.num=0;
rst.bCanGo=TRUE;
int n1,n2;
int m;
// xt=min(SCREEN_WIDTH-1,max(0,xt));
// yt=min(SCREEN_HEIGHT-1,max(0,yt));
switch(m_nDirection)
{
case UP:
case DOWN:
if(yt<0 || yt>=SCREEN_HEIGHT-BULLETHEIGHT)
{
rst.bCanGo=FALSE;
break;
}
if(m_nDirection==UP)
m=yt / TANKMAPCELL;
else
m=(yt + BULLETHEIGHT) / TANKMAPCELL-1;
n1=xt / TANKMAPCELL;
n2=(xt + BULLETWIDTH) / TANKMAPCELL;
if(n1<0 || n1>=TANKMAPWIDTH || n2<0 || n2>=TANKMAPWIDTH || m<0 || m>=TANKMAPHEIGHT)
{
rst.bCanGo=FALSE;
break;
}
if(n1==n2)
{
rst.num=1;
rst.type[0]=m_pGame->m_TankMap.GetCellType(n1,m);
rst.position[0].x=n1;
rst.position[0].y=m;
if(rst.type[0].cell != CT_EMPTY && rst.type[0].cell != CT_TREE && rst.type[0].cell != CT_ICE && rst.type[0].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
p->SetPostion(n1*TANKMAPCELL,m*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
}
else
{
rst.num=2;
rst.type[0]=m_pGame->m_TankMap.GetCellType(n1,m);
rst.position[0].x=n1;
rst.position[0].y=m;
if(rst.type[0].cell != CT_EMPTY && rst.type[0].cell != CT_TREE && rst.type[0].cell != CT_ICE && rst.type[0].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
p->SetPostion(n1*TANKMAPCELL,m*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
rst.type[1]=m_pGame->m_TankMap.GetCellType(n2,m);
rst.position[1].x=n2;
rst.position[1].y=m;
if(rst.bCanGo && rst.type[1].cell != CT_EMPTY && rst.type[1].cell != CT_TREE && rst.type[1].cell != CT_ICE && rst.type[1].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
if(n2==39)n2-=1;
p->SetPostion(n2*TANKMAPCELL,m*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
}
break;
case LEFT:
case RIGHT:
if(xt<0 || xt>=SCREEN_WIDTH-BULLETWIDTH)
{
rst.bCanGo=FALSE;
break;
}
if(m_nDirection==LEFT)
m=xt / TANKMAPCELL;
else
m=(xt + BULLETHEIGHT) / TANKMAPCELL-1;
n1=yt / TANKMAPCELL;
n2=(yt + BULLETHEIGHT) / TANKMAPCELL;
if(n1<0 || n1>=TANKMAPHEIGHT || n2<0 || n2>=TANKMAPHEIGHT || m<0 || m>=TANKMAPWIDTH)
{
rst.bCanGo=FALSE;
break;
}
if(n1==n2)
{
rst.num=1;
rst.type[0]=m_pGame->m_TankMap.GetCellType(m,n1);
rst.position[0].x=m;
rst.position[0].y=n1;
if(rst.type[0].cell != CT_EMPTY && rst.type[0].cell != CT_TREE && rst.type[0].cell != CT_ICE&& rst.type[0].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
p->SetPostion(m*TANKMAPCELL,n1*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
}
else
{
rst.num=2;
rst.type[0]=m_pGame->m_TankMap.GetCellType(m,n1);
rst.position[0].x=m;
rst.position[0].y=n1;
if(rst.type[0].cell != CT_EMPTY && rst.type[0].cell != CT_TREE && rst.type[0].cell != CT_ICE&& rst.type[0].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
p->SetPostion(m*TANKMAPCELL,n1*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
rst.type[1]=m_pGame->m_TankMap.GetCellType(m,n2);
rst.position[1].x=m;
rst.position[1].y=n2;
if(rst.bCanGo && rst.type[1].cell != CT_EMPTY && rst.type[1].cell != CT_TREE && rst.type[1].cell != CT_ICE&& rst.type[1].cell != CT_WATER)
{
CExplode *p=new CExplode;
if(p)
{
p->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
p->SetPostion(m*TANKMAPCELL,n2*TANKMAPCELL);
m_pGame->m_Explode.AddTail(p);
m_pGame->PlaySound();
}
rst.bCanGo=FALSE;
}
}
break;
}
return rst;
}
void CBullet::DrawBullet(LPDIRECTDRAWSURFACE pdds)
{
RECT rc;
rc.left=index * BULLETWIDTH;
rc.top=0;
rc.right=rc.left + BULLETWIDTH;
rc.bottom=BULLETHEIGHT;
pdds->BltFast( x, y, m_bmpBullet, &rc, DDBLTFAST_SRCCOLORKEY | DDBLTFAST_WAIT );
}
int CBullet::MapxyTonXnY()
{
int ret=0;
m_nX=(x==0?0:x/TANKMAPCELL);
m_nY=(y==0?0:y/TANKMAPCELL);
return ret;
}
void CBullet::SetPosition(int m, int n)
{
switch(m_nDirection)
{
case UP:
x=m+TANKWIDTH/2-BULLETWIDTH/2;
y=n-BULLETHEIGHT;
break;
case DOWN:
x=m+TANKWIDTH/2-BULLETWIDTH/2;
y=n+TANKHEIGHT+BULLETHEIGHT;
break;
case LEFT:
x=m-BULLETWIDTH;
y=n+TANKHEIGHT/2-BULLETHEIGHT/2;
break;
case RIGHT:
x=m+TANKWIDTH+BULLETWIDTH;
y=n+TANKHEIGHT/2-BULLETHEIGHT/2;
break;
}
SetRect();
}
void CBullet::SetBulletBmp(LPDIRECTDRAWSURFACE bmp)
{
m_bmpBullet=bmp;
}
Obj CBullet::HasObject(int xpos, int ypos)
{
Obj object;
BOOL Result=FALSE;
CRect rec(xpos,ypos,xpos+BULLETWIDTH,ypos+BULLETHEIGHT);
POSITION position,preposition;
position=m_pGame->m_BulletList.GetHeadPosition();
while(position)
{
preposition=position;
CBullet * p=m_pGame->m_BulletList.GetNext(position);
if(p!=this)
{
CRect rc;
Result=rc.IntersectRect(&rec,&(p->rect));
if(Result)
{
object.position=preposition;
object.sort=0;
object.has=TRUE;
CExplode *pe=new CExplode;
if(pe)
{
pe->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
pe->SetPostion(p->Getx()-12,p->Gety()-12);
m_pGame->m_Explode.AddTail(pe);
m_pGame->PlaySound();
}
return object;
}
}
}
position=m_pGame->m_Player.GetHeadPosition();
while(position)
{
preposition=position;
CTank * p=m_pGame->m_Player.GetNext(position);
CRect rc;
Result=rc.IntersectRect(&rec,&p->rect);
if(Result)
{
object.position=preposition;
object.sort=1;
object.has=TRUE;
CExplode *pe=new CExplode;
if(pe)
{
pe->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
pe->SetPostion(p->Getx(),p->Gety());
m_pGame->m_Explode.AddTail(pe);
m_pGame->PlaySound();
}
return object;
}
}
position=m_pGame->m_Enemy.GetHeadPosition();
while(position)
{
preposition=position;
CTank * p=m_pGame->m_Enemy.GetNext(position);
CRect rc;
Result=rc.IntersectRect(&rec,&p->rect);
if(Result)
{
object.position=preposition;
object.sort=2;
object.has=TRUE;
CExplode *pe=new CExplode;
if(pe)
{
pe->SetExplodeBmp(m_pGame->m_pExplodeBuffer);
pe->SetPostion(p->Getx(),p->Gety());
m_pGame->m_Explode.AddTail(pe);
m_pGame->PlaySound();
}
return object;
}
}
return object;
}
void CBullet::DestroyObj(Obj &object)
{
int TankLife;
int NowLife;
int tempDamage=m_nDamage;
POSITION pos;
switch(object.sort)
{
case 0://Bullet
delete m_pGame->m_BulletList.GetAt(object.position);
m_pGame->m_BulletList.RemoveAt(object.position);
break;
case 1://Player
pos=m_pGame->m_Player.GetHeadPosition();
if(pos==object.position && m_pGame->m_tankleft)
{
if(Belong==1)return;
if(Belong==2)tempDamage=10;
TankLife=m_pGame->m_tankleft->GetTankLife();
NowLife=m_pGame->m_tankleft->SetTankLife(TankLife-tempDamage);
if(NowLife==0)
{
m_pGame->m_nRightScore=0; //打死了左邊，右邊的坦克分數減為0
delete m_pGame->m_tankleft;
m_pGame->m_tankleft=NULL;
m_pGame->m_Player.RemoveAt(object.position);
m_pGame->PlaySound(1);
}
}
else if(m_pGame->m_tankright)
{
if(Belong==2)return;
if(Belong==1)tempDamage=10;
TankLife=m_pGame->m_tankright->GetTankLife();
NowLife=m_pGame->m_tankright->SetTankLife(TankLife-tempDamage);
if(NowLife==0)
{
m_pGame->m_nLeftScore=0;//打死了右邊，左邊的坦克分數減為0
delete m_pGame->m_tankright;
m_pGame->m_tankright=NULL;
m_pGame->m_Player.RemoveAt(object.position);
m_pGame->PlaySound(1);
}
}
break;
case 2://Enemy
CTank * p=m_pGame->m_Enemy.GetAt(object.position);
if(Belong==3)tempDamage=1;
TankLife=p->GetTankLife();
NowLife=p->SetTankLife(TankLife-tempDamage);
if(NowLife==0)
{
int temp=p->GetSkin();
delete p;
m_pGame->m_Enemy.RemoveAt(object.position);
CEgg * egg;
if(Belong==1)
{
m_pGame->m_nLeftKills++;
switch(temp)
{
case 0:
case 1:
case 2:
case 3:
m_pGame->m_nLeftScore+=50;
break;
case 4:
case 5:
m_pGame->m_nLeftScore+=75;
break;
case 6:
m_pGame->m_nLeftScore+=100;
break;
case 7:
m_pGame->m_nLeftScore+=125;
egg=new CEgg;
if(egg)
{
egg->SetEggBmp(m_pGame->m_pEggBuffer);
egg->RandomSet();
m_pGame->m_Egg.AddTail(egg);
}
break;
case 8:
m_pGame->m_nLeftScore+=150;
egg=new CEgg;
if(egg)
{
egg->SetEggBmp(m_pGame->m_pEggBuffer);
egg->RandomSet();
m_pGame->m_Egg.AddTail(egg);
}
break;
}
if(m_pGame->m_nLeftScore-9999>=0){m_pGame->m_nLeftScore-=9999;m_pGame->m_nLeftPlayer++;}
}
else if(Belong==2)
{
m_pGame->m_nRightKills++;
switch(temp)
{
case 0:
case 1:
case 2:
case 3:
m_pGame->m_nRightScore+=50;
break;
case 4:
case 5:
m_pGame->m_nRightScore+=75;
break;
case 6:
m_pGame->m_nRightScore+=100;
break;
case 7:
m_pGame->m_nRightScore+=125;
egg=new CEgg;
if(egg)
{
egg->SetEggBmp(m_pGame->m_pEggBuffer);
egg->RandomSet();
m_pGame->m_Egg.AddTail(egg);
}
break;
case 8:
m_pGame->m_nRightScore+=150;
egg=new CEgg;
if(egg)
{
egg->SetEggBmp(m_pGame->m_pEggBuffer);
egg->RandomSet();
m_pGame->m_Egg.AddTail(egg);
}
break;
}
if(m_pGame->m_nRightScore-9999>=0){m_pGame->m_nRightScore-=9999;m_pGame->m_nRightPlayer++;}
}
m_pGame->PlaySound(1);
}
break;
}
}
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