鼠标的处理函数.txt

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#include <dos.h>
#include <io.h>
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
extern mousex,mousey,mousekey;
typedef struct
{
int hor;
int ver;
int mak[2][16];
}mscurstype;
/* 箭头光标 */
mscurstype ArrowCursor=
{
0,0,
0x3fff,0x1fff,0x0fff,0x07ff,
0x03ff,0x01ff,0x00ff,0x007f,
0x003f,0x00ff,0x01ff,0x10ff,
0x30ff,0xf87f,0xf87f,0xfc3f,
0x0000,0x4000,0x6000,0x7000,
0x7800,0x7c00,0x7e00,0x7f00,
0x7f80,0x7e00,0x7c00,0x4600,
0x0600,0x0300,0x0300,0x0180
};
/* 手形光标 */
mscurstype HandCursor=
{
4,0,
0xf3ff,0xe1ff,0xe1ff,0xe1ff,
0xe001,0xe000,0xe000,0xe000,
0x8000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x8001,0xc003,
0xc000,0x1200,0x1200,0x1200,
0x13fe,0x1249,0x1249,0x1249,
0x7249,0x9001,0x9001,0x9001,
0x8001,0x8001,0x4002,0x3ffc

};
void SetCurShape(mscurstype mask)
{
union REGS r;
struct SREGS s;
r.x.ax=9;
r.x.bx=mask.hor;
r.x.cx=mask.ver;
r.x.dx=FP_OFF(&mask);
s.es=FP_SEG(&mask);
int86x(0x33,&r,&r,&s);
}
/* 鼠标初始化 */
int MouseReset(void)
{
union REGS ireg,oreg;
ireg.x.ax=0;
int86(0x33,&ireg,&oreg);
if (oreg.x.ax==0) return 0;
return 1;
}


/* 测鼠标键数 */
int ButtonNumber(void)
{
union REGS ireg,oreg;
ireg.x.ax=0;
int86(0x33,&ireg,&oreg);
if (oreg.x.bx==2) return 2;
if (oreg.x.bx==3) return 3;
return 0;
}


/* 显示鼠标 */
void ShowMouse(void)
{
union REGS ireg;
ireg.x.ax=1;
int86(0x33,&ireg,&ireg);
}


/* 隐藏鼠标 */
void HideMouse(void)
{
union REGS ireg;
ireg.x.ax=2;
int86(0x33,&ireg,&ireg);
}

/* 鼠标左键按下 */
int LeftPressed(void)
{
union REGS ireg,oreg;
ireg.x.ax=3;
int86(0x33,&ireg,&oreg);
return (oreg.x.bx&1);
}

/* 鼠标右键按下 */
int RightPressed(void)
{
union REGS ireg,oreg;
ireg.x.ax=3;
int86(0x33,&ireg,&oreg);
return (oreg.x.bx&2);
}


/* 获得鼠标坐标 */
/* x,y 均为象素坐标 */
/* 在文本方式下 tx=*x/8
ty=*y/8 */
void GetMousexy(int *x,int *y)
{
union REGS ireg;
ireg.x.ax=3;
int86(0x33,&ireg,&ireg);
*x=ireg.x.cx;
*y=ireg.x.dx;
}


/* 设置鼠标坐标 */
void SetMousexy(int x,int y)
{
union REGS ireg;
ireg.x.ax=4;
ireg.x.cx=x;
ireg.x.dx=y;
int86(0x33,&ireg,&ireg);
}


/* 设置鼠标水平移动范围 */
void SetXrange(int min,int max)
{
union REGS ireg;
ireg.x.ax=7;
ireg.x.cx=min;
ireg.x.dx=max;
int86(0x33,&ireg,&ireg);
}

/* 设置鼠标垂直移动范围 */
void SetYrange(int min,int max)
{
union REGS ireg;
ireg.x.ax=8;
ireg.x.cx=min;
ireg.x.dx=max;
int86(0x33,&ireg,&ireg);
}

/*读鼠标状态*/
void MouseRead(void)
{
union REGS r1,r2;
struct SREGS s;
r1.x.ax=3;
int86x(0x33,&r1,&r2,&s);
mousex=r2.x.cx;
mousey=r2.x.dx;
mousekey=r2.x.bx;
}

int MouseDouble(void)
{
int x0,y0;
time_t first,second;
delay(500);
x0=mousex;
y0=mousey;
MouseRead();
if (mousekey==0)
{
first=time(NULL);
while(1)
{
MouseRead();
second=time(NULL);
if (difftime(second,first)>0.008) break;
if (mousekey==1&&x0==mousex&&y0==mousey) return 1;
}
}
return 0;
}