2201_75737731: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http:///TR/html4/"> <html> <head> <title>html5写的3D逼真圣诞树效果</title> <meta charset="utf-8" > <style> html, body { width: 100%; height: 100%; margin: 0; padding: 0; border: 0; } div { margin: 0; padding: 0; border: 0; } .nav { position: absolute; top: 0; left: 0; width: 100%; height: 27px; background-color: white; color: black; text-align: center; line-height: 25px; } a { color: black; text-decoration: none; border-bottom: 1px dashed black; } a:hover { border-bottom: 1px solid red; } .previous { float: left; margin-left: 10px; } .next { float: right; margin-right: 10px; } .green { color: green; } .red { color: red; } textarea { width: 100%; height: 100%; border: 0; padding: 0; margin: 0; padding-bottom: 20px; } .block-outer { float: left; width: 22%; height: 100%; padding: 5px; border-left: 1px solid black; margin: 30px 3px 3px 3px; } .block-inner { height: 68%; } .one { border: 0; } </style> </head> <body marginwidth="0" marginheight="0"> <canvas height="356" width="446"> <script> var collapsed = true; function toggle() { var fs = ('frameset')[0]; var f = ('frame'); if (collapsed) { = '250px,*'; // enable resizing of frames in firefox/opera = false; f[0].noResize = false; f[1].noResize = false; } else { = '30px,*'; // disable resizing of frames in firefox/opera = true; f[0].noResize = true; f[1].noResize = true; } collapsed = !collapsed; } </script> <script> var b = ; var c = ('canvas')[0]; var a = ('2d'); ; // fix bug in chrome. </script> <script> // start of submission // M=Math;Q=;J=[];U=16;T=;E=;for(O=k=0;x=z=j=i=k<200;)with(M[k]=k?(0):c){width=height=k?32:W=446;with(getContext('2d'))if(k>10|!k)for(font='60px Impact',V='rgba(';I=i*U,fillStyle=k?k==13?V+'205,205,215,.15)':V+(147+I)+','+(k%2?128+I:0)+','+I+',.5)':'#cca',i<7;)beginPath(fill(arc(U-i/3,24-i/2,k==13?4-(i++)/2:8-i++,0,*2,1)));else for(;x=T(i),y=Q()*2-1,D=x*x+y*y,B=E(D-x/.9-1.5*y+1),R=67*(B+1)*(L=k/9+.8)>>1,i++<W;)if(D<1)beginPath(strokeStyle=V+R+','+(R+B*L>>0)+',40,.1)'),moveTo(U+x*8,U+y*8),lineTo(U+x*U,U+y*U),stroke();for(y=H=k+E(k++)*25,R=Q()*W;P=3,j<H;)J[O++]=[x+=T(R)*P+Q()*6-3,y+=Q()*U-8,z+=T(R-11)*P+Q()*6-3,j/H*20+((j+=U)>H&Q()>.8?Q(P=9)*4:0)>>1]}setInterval(function G(m,l){A=T(D-11);if(l)return(m[2]-l[2])*A+(l[0]-m[0])*T(D);(0,0,W,W);(G);for(i=0;L=J[i++];(M[L[3]+1],207+L[0]*A+L[2]*T(D)>>0,L[1]>>1)){if(i==2e3)('Merry Chri
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HTML5实现圣诞树效果