<html>
<title>俄罗斯方块</title> 【程序编程相关:JAVA/JSP学习系列之十二】<head> 【推荐阅读:JAVA/JSP学习系列之十四】<!-- 【扩展信息:JAVA/JSP学习系列之十】<style>body{}.mb{ background-color: firebrick; cursor: default; height: 22px; width: 22px}.sb{ background-color: slategray; cursor: default; height: 22px; width: 22px}.bk{ background-color: white; cursor: default; height: 22px; width: 22px}.gt{ border-bottom: deepskyblue thin solid; border-left: deepskyblue thin solid; border-right: deepskyblue thin solid; border-top: deepskyblue thin solid; cursor: default}--></style><script><!--var bx=new array(4);var by=new array(4);var px=new array(4);var py=new array(4);var mtimervar firstviewfunction begingame(){ gamestate=0; speed=1; outtime=1100-speed*100; score=0; if(gamestate!=0)return; firstview=true; for(j=0;j<16;j++) for(i=0;i<10;i++) setclass(i,j,"bk"); randbar(); gamestate=1; play.disabled=true; window.clearinterval(mtimer); mtimer=window.setinterval("movebar()",outtime);}function keycontrol(){ if(gamestate!=1)return; switch(event.keycode){ case 37:{ //left for(i=0;i<4;i++)if(bx[i]==0)return; for(i=0;i<4;i++)if(getclass(bx[i]-1,by[i])=="sb")return; for(i=0;i<4;i++)setclass(bx[i],by[i],"bk"); for(i=0;i<4;i++)bx[i]=bx[i]-1; for(i=0;i<4;i++)setclass(bx[i],by[i],"mb"); break;} case 38:{ //up var prembarx=new array(4); var prembary=new array(4); var cx=math.round((bx[0]+bx[1]+bx[2]+bx[3])/4); var cy=math.round((by[0]+by[1]+by[2]+by[3])/4); for(i=0;i<4;i++){ prembarx[i]=math.round(cx-cy+by[i]); prembary[i]=math.round(cx+cy-bx[i]); if(prembarx[i]<0 ¦¦ prembarx[i]>9 ¦¦ prembary[i]<0 ¦¦ prembary[i]>15)return; if(getclass(prembarx[i],prembary[i])=="sb")return; } for(i=0;i<4;i++)setclass(bx[i],by[i],"bk"); for(i=0;i<4;i++){ bx[i]=prembarx[i];  ... 下一页