转一大一孩子的c++实现的flappy bird（应用sdl库）

/*******************************************************************************

Flappy bird

author ：hekun   2014-3-26

大一，上学期学完了C,写了几个控制台游戏

这学期自学C++，由于学校课程第七周才有C++

边学边写了这个小游戏，SDL 图形库完成的图形绘画

时间匆忙，BUG也有，代码效率比较低 

和原作品还是很大的差别， 

*********************************************************************************/

#include <stdlib.h> 

#include<windows.h>     

#include <time.h>

#include<conio.h>

#include <iostream> 

#include <mmsystem.h> 

#include "SDL\SDL_image.h"

#include "SDL\SDL_ttf.h"

#include "SDL\SDL.h"

using namespace std;

#pragma comment(lib, "winmm.lib") 

#pragma comment(linker, "/subsystem:\"windows\" /entry:\"mainCRTStartup\"") 

 int iii=0;

 int score =0;

 int y=0;

 int posi[3][2]= {{640,-300},{940,-300},{1240,-300}};

int i=0,n=3;   //n为管道对数

SDL_Color textColor_1 = { 37, 134, 108 };//绿色

//SDL_Color textColor_2 = { 112, 112, 35 };

SDL_Color textColor_2 = { 255, 255, 255 };  //白色

SDL_Color textColor_3 = { 0, 88, 132 };  //白色

class Event

{

public:
SDL_Event event;
Uint8 *keystates;
Event()
{
keystates=SDL_GetKeyState( NULL );
}

};

Event thing;

class Data

{

public:
int bird_y;
int score;
int posi[20][2];
SDL_Rect bird_1;
SDL_Rect bird_2;
SDL_Rect bg;
SDL_Rect welcome;
SDL_Rect pipe_up;
SDL_Rect pipe_down;
SDL_Rect bird_cls;
SDL_Rect foot;

SDL_Surface* load_imag(char *s)
{
SDL_Surface* temp;
temp=IMG_Load(s);

bg.x=0;
bg.y=0;
bg.w=640;
bg.h=480;

welcome.x=681;
welcome.y=0;
welcome.w=640;
welcome.h=480;

bird_1.x=17;
bird_1.y=508;
bird_1.w=52;
bird_1.h=34;

bird_2.x=461;
bird_2.y=531;
bird_2.w=52;
bird_2.h=33;

bird_cls.w=52;
bird_cls.h=33;
bird_cls.x=0;
bird_cls.y=0;

pipe_up.x=1361;
pipe_up.y=11;
pipe_up.w=103;
pipe_up.h=410;

pipe_down.x=1487;
pipe_down.y=14;
pipe_down.w=103;
pipe_down.h=443;

foot.x=0;
foot.y=404;
foot.w=640;
foot.h=80;

return temp;//SDL_DisplayFormat( temp );
}

TTF_Font* load_font()
{
SDL_Init( SDL_INIT_EVERYTHING );
TTF_Init();
return TTF_OpenFont( "main_1.dat", 36 );

}

};

Data data;

class Pri

{

public:
SDL_Surface* out; //输出
SDL_Surface* main ; //主窗口
TTF_Font *font;
SDL_Rect a; //设置初始位置
SDL_Surface*bird;
SDL_Rect xy;
SDL_Surface*font_1;
SDL_Surface*font_2;
SDL_Surface*font_11;
SDL_Surface*font_22;

Pri()
{
TTF_Font *font = NULL;
init();//初始化输出设备

}

int init()
{
SDL_Init( SDL_INIT_EVERYTHING );
TTF_Init();
main= SDL_SetVideoMode( 640, 478, 32, SDL_SWSURFACE );
SDL_WM_SetCaption("Flappy bird",NULL);//标题
font=data.load_font();
out=data.load_imag("main_2.dat");
y=150;

posi[0][0]=640;
posi[0][1]=-300;
posi[1][0]=940;
posi[1][1]=-300;
posi[2][0]=1240;
posi[2][1]=-300;
return 1;
}

int pipe()
{

}

int bir(int y)//x=150
{int ii;
i+=1;
xy.x=150;
xy.y=y;
if(i<14)

{
xy.x=150;
xy.y=y;
SDL_BlitSurface(out,&data.bg,main,NULL);

for(ii=0;ii<n;ii++)
{
xy.x=posi[ii][0];
xy.y=posi[ii][1];
SDL_BlitSurface(out,&data.pipe_down,main,&xy);
xy.x=posi[ii][0];
xy.y=posi[ii][1]+600;
SDL_BlitSurface(out,&data.pipe_up,main,&xy);

}

xy.x=150;
xy.y=y;
SDL_BlitSurface(out,&data.bird_1,main,&xy);
xy.x=0;
xy.y=404;
SDL_BlitSurface(out,&data.foot,main,&xy);

}

else 
{
xy.x=150;
xy.y=y;
SDL_BlitSurface(out,&data.bg,main,NULL);
for(ii=0;ii<n;ii++)
{
xy.x=posi[ii][0];
xy.y=posi[ii][1];
SDL_BlitSurface(out,&data.pipe_down,main,&xy);

xy.x=posi[ii][0];
xy.y=posi[ii][1]+600;
SDL_BlitSurface(out,&data.pipe_up,main,&xy);

}

xy.x=150;
xy.y=y;
SDL_BlitSurface(out,&data.bird_2,main,&xy);
xy.x=0;
xy.y=404;
SDL_BlitSurface(out,&data.foot,main,&xy);
if(i>28)i=0;
}
return 0;

}

int bg()
{
SDL_BlitSurface(out,&data.bg,main,&xy);

return 0;
}

int over()
{
int x=0,y=0,i=0;

xy.x=250;
xy.y=150;
font_1=TTF_RenderText_Solid( font, "Game over !", textColor_3);
SDL_BlitSurface( font_1 , NULL, main, &xy);

SDL_Flip(main);

xy.x=350;
xy.y=200;
font_1=TTF_RenderText_Solid( font, "Retry game", textColor_1 );
font_11=TTF_RenderText_Solid( font, "Retry game", textColor_2 );
SDL_BlitSurface( font_1 , NULL, main, &xy); 

xy.x=350;
xy.y=280;

font_2=TTF_RenderText_Solid( font, " Exit game", textColor_1 );
font_22=TTF_RenderText_Solid( font, " Exit game", textColor_2 );
SDL_BlitSurface( font_2 , NULL, main, &xy); 

/*
xy.x=10;
xy.y=440;
//野指针
SDL_BlitSurface( TTF_RenderText_Solid( font, "Esc:exit game   Space:to jump  hekun ", textColor_1 ) , NULL, main, &xy); 
SDL_Flip( main ); //更新窗口
*/

while(SDL_PollEvent( &thing.event ), 1)
{
i+=2;
Sleep(1);
if( thing.keystates[ SDLK_ESCAPE] )exit(0);
if( thing.event.type == SDL_QUIT )// 点击了SDL关闭按钮
{
exit(0);
} 

if((x>350&&x<540)&&(y<240)&&(y>200))
{
if(thing. event.type == SDL_MOUSEBUTTONDOWN)
if(thing.event.button.button== SDL_BUTTON_LEFT )
{
SDL_FreeSurface(font_1);
SDL_FreeSurface(font_11);
SDL_FreeSurface(font_22);
SDL_FreeSurface(font_2);
WinExec("Flappy bird.exe",NULL);
exit(0);
return 11;
}

}
else
{

}

if((x>350&&x<540)&&(y<320)&&(y>280))   //结束游戏
{
if(thing. event.type == SDL_MOUSEBUTTONDOWN)
if(thing.event.button.button== SDL_BUTTON_LEFT )exit(0);

}

if(thing. event.type == SDL_MOUSEMOTION )
{
x=thing.event.motion.x;
y=thing.event.motion.y;

//获得鼠标坐标
if((thing.event.motion.x>350&&thing.event .motion .x<540)&&(thing.event.motion.y<240)&&(thing.event.motion.y>200))
{
xy.x=350;
xy.y=200;
SDL_BlitSurface( font_11, NULL, main, &xy); 
SDL_Flip(main);
}
else
{
xy.x=350;
xy.y=200;
SDL_BlitSurface( font_1 , NULL, main, &xy); 
SDL_Flip(main);
}

if((thing.event.motion.x>350&&thing.event .motion .x<540)&&(thing.event.motion.y<320)&&(thing.event.motion.y>280))
{
xy.x=350;
xy.y=280;
SDL_BlitSurface( font_22 , NULL, main, &xy); 
SDL_Flip(main);

}
else
{
xy.x=350;
xy.y=280;
SDL_BlitSurface( font_2 , NULL, main, &xy); 
SDL_Flip(main);
}
}

}
return 0;
}

int welcome()
{

int x=0,y=0,i=0;

SDL_BlitSurface(out,&data.welcome,main,NULL);
bird=out;
xy.x=350;
xy.y=200;
font_1=TTF_RenderText_Solid( font, "Start game", textColor_1 );
font_11=TTF_RenderText_Solid( font, "Start game", textColor_2 );
SDL_BlitSurface( font_1 , NULL, main, &xy); 

xy.x=350;
xy.y=280;

font_2=TTF_RenderText_Solid( font, " Exit game", textColor_1 );
font_22=TTF_RenderText_Solid( font, " Exit game", textColor_2 );
SDL_BlitSurface( font_2 , NULL, main, &xy); 

xy.x=10;
xy.y=440;
//野指针
SDL_BlitSurface( TTF_RenderText_Solid( font, "Esc:exit game   Space:to jump  hekun ", textColor_1 ) , NULL, main, &xy); 
SDL_Flip( main ); //更新窗口

while(SDL_PollEvent( &thing.event ), 1)
{
i+=2;
Sleep(1);
if( thing.keystates[ SDLK_ESCAPE] )exit(0);
if( thing.event.type == SDL_QUIT )// 点击了SDL关闭按钮
{
exit(0);
} 

if((x>350&&x<540)&&(y<240)&&(y>200))
{
if(thing. event.type == SDL_MOUSEBUTTONDOWN)
if(thing.event.button.button== SDL_BUTTON_LEFT )
{
SDL_FreeSurface(font_1);
SDL_FreeSurface(font_11);
SDL_FreeSurface(font_22);
SDL_FreeSurface(font_2);
return 0;
}

}
else
{

}

if((x>350&&x<540)&&(y<320)&&(y>280))   //结束游戏
{
if(thing. event.type == SDL_MOUSEBUTTONDOWN)
if(thing.event.button.button== SDL_BUTTON_LEFT )exit(0);

}

if(thing. event.type == SDL_MOUSEMOTION )
{
x=thing.event.motion.x;
y=thing.event.motion.y;

//获得鼠标坐标
if((thing.event.motion.x>350&&thing.event .motion .x<540)&&(thing.event.motion.y<240)&&(thing.event.motion.y>200))
{
xy.x=350;
xy.y=200;
SDL_BlitSurface( font_11, NULL, main, &xy); 
SDL_Flip(main);
}
else
{
xy.x=350;
xy.y=200;
SDL_BlitSurface( font_1 , NULL, main, &xy); 
SDL_Flip(main);
}

if((thing.event.motion.x>350&&thing.event .motion .x<540)&&(thing.event.motion.y<320)&&(thing.event.motion.y>280))
{
xy.x=350;
xy.y=280;
SDL_BlitSurface( font_22 , NULL, main, &xy); 
SDL_Flip(main);

}
else
{
xy.x=350;
xy.y=280;
SDL_BlitSurface( font_2 , NULL, main, &xy); 
SDL_Flip(main);
}
}

if(i==400)
{
xy.x=150;
xy.y=250;
SDL_BlitSurface(bird,&data.bird_1,main,&xy);
SDL_Flip(main);
}

if(i==800)
{
xy.x=150;
xy.y=250;
SDL_BlitSurface(bird,&data.bird_2,main,&xy);
i=0;
SDL_Flip(main);
}

}
return 0;

}

};

Pri pri;

int game_judge()

{int i=0;
if(y>370||y<-10)
{
if(pri.over()==11)return 12;

}

for(i=0;i<3;i++)
{
if(posi[i][0]<202 &&posi[i][0]>50)
{
if(y<posi[i][1]+ 420 ||y>posi[i][1]+570)
{if(pri.over()==11)return 12;}
}

}

return 0;

}

int game_loop()

{ y=150,i=0;
int ii=0,iii=0;
SDL_Surface *font;
pri.bg();

char s[50];
Uint32 start = 0;
sprintf(s," FPS:%d\t\t\t\t\t\t\t\tScore:%d",1000/(SDL_GetTicks()-start),score);

int q=0;

while(SDL_PollEvent( &thing.event ), 1)

{

start = SDL_GetTicks();
i++;
Sleep(1);
SDL_Flip(pri.main);
y+=4;
if(y>430)y=100;

if(thing.event.button.state==SDL_PRESSED)y-=20;
if( thing.keystates[ SDLK_SPACE] )y-=20;
if( thing.keystates[ SDLK_ESCAPE] )exit(0);
if( thing.event.type == SDL_QUIT )// 点击了SDL关闭按钮
{
exit(0);
} 

if(game_judge()==12)return 0;

pri.bir(y);

//显示 每秒循环的次数 
ii++;
if(ii>20)

{
sprintf(s," FPS:%d\t\t\t\t\t\t\t\tScore:%d",1000/(SDL_GetTicks()-start)+rand()%5,score);
ii=0;
}

font=TTF_RenderText_Solid( pri.font, s, textColor_2 );
SDL_BlitSurface(font , NULL,pri. main, NULL); 
SDL_Flip(pri.main);
SDL_FreeSurface(font);

posi[0][0]-=2;
posi[1][0]-=2;
posi[2][0]-=2;

if(posi[0][0]<=(-110))
{posi[0][0]=posi[2][0]+300;posi[0][1]=-(rand()%180)-220;}

if(posi[1][0]<=(-110))
{posi[1][0]=posi[0][0]+300;posi[1][1]=-(rand()%180)-220;}

if(posi[2][0]<=(-110))
{posi[2][0]=posi[1][0]+300;posi[2][1]=-(rand()%180)-220;}

iii++;
if(iii>50)

for(iii=0;iii<3;iii++)
{
if(posi[iii][0]<50);
score++;
iii=0;
break;
}

}

return 0;

}

int main(int argc, char* argv[])

{

while(1)
{

pri.init();//初始化输出设备
pri.welcome();
game_loop();

}
return 0;

}