TC图形编程-鼠标放大镜[HungryAnt制作]

TC图形编程-鼠标放大镜[HungryAnt制作][原创]

2007/08/29 22:04

/*********************************
作者：HungryAnt
姓名：孙麟
E-mail:[email protected]
QQ:517377100
blog:http://hi.baidu.com/zhongji/blog
*********************************/


#include<stdio.h>
#include<graphics.h>
#include<dos.h>

#define HA_MOUSE 0X33

int m_poly[8]={0,0,5,7,0,9,0,0};/*鼠标*/
int m_now_poly[8]={0,0,5,7,0,9,0,0};
int re[10][6];/*储存鼠标经过前的像素颜色*/

void ha_mouse(){
    int i,j,k,x=-1,y=-1,flag=0,color;
    union REGS inregs,outregs;
    inregs.x.ax=3;
    setcolor(LIGHTGRAY);
    rectangle(1,1,62,62);
    setcolor(DARKGRAY);
    rectangle(0,0,63,63);

    while(!bioskey(1)){
        int86(HA_MOUSE,&inregs,&outregs);

        if(x!=outregs.x.cx || y!=outregs.x.dx){
            if(flag){
                for(j=0;j<10;j++)/*恢复上次鼠标一定范围内的像素颜色*/
                    for(i=0;i<6;i++)
                        putpixel(x+i,y+j,re[j][i]);
            }
            flag=1;
                               
            for(j=0;j<10;j++)/*储存鼠标一定范围内的像素颜色*/
                for(i=0;i<6;i++)
                    re[j][i]=getpixel(outregs.x.cx+i,outregs.x.dx+j);

            gotoxy(2,15);
            printf("%-3d,%-3d",outregs.x.cx,outregs.x.dx);



            for(i=0;i<8;i++){/*确定鼠标各顶点位置*/
                m_now_poly[i]=m_poly[i]+outregs.x.cx;
                i++;
                m_now_poly[i]=m_poly[i]+outregs.x.dx;
            }

            for(j=0;j<20;j++)
                for(i=0;i<20;i++){
                    color=getpixel(outregs.x.cx+i,outregs.x.dx+j);
                    setfillstyle(SOLID_FILL,color);
                    bar(i*3+2,j*3+2,i*3+4,j*3+4);
                }

            setcolor(WHITE);
            drawpoly(4,m_now_poly);/*显示鼠标框架*/
            floodfill(m_now_poly[0]+1,m_now_poly[1]+5,WHITE);/*填充鼠标,注意以白色填充,当遇到白色背景时会不能完全填充*/
        }
        x=outregs.x.cx;/*存鼠标坐标，供恢复使用*/
        y=outregs.x.dx;
    }
}

ha_graph(){/*图形模式初始化*/
    int gd=DETECT,gm,errorcode;
    initgraph(&gd,&gm,"");
    errorcode = graphresult();
    if (errorcode != grOk){
        printf("Graphics error: %s",grapherrormsg(errorcode));
        printf("Author:HungryAnt");
        getch();
        exit(1);
    }   
}

int main(){
    int i;
    ha_graph();

    /*for(i=0;i<639;i+=30){
        setfillstyle(SOLID_FILL,LIGHTGRAY);
        bar(i,0,i+14,479);
        setfillstyle(SOLID_FILL,DARKGRAY);
        bar(i+15,0,i+29,479);
    }*/

    setbkcolor(BLACK);
    settextstyle(0,0,3);
    setcolor(WHITE);
    outtextxy(251,201,"HungryAnt");
    setcolor(LIGHTBLUE);
    outtextxy(250,200,"HungryAnt");


    ha_mouse();
}