http://edwordle.net/js/ReWordle.js

1var PreNeighbor=[];
2function ReWordle()
3{
4    var f;
5    SavePreEditPosition();
6    AddForce=!1;
7    for(var e=0,c=0,a=f=1E3,b=0;b<wordnum;b++)
8    {
9        var h=bodyList[b].GetWorldCenter();
10        h.x>c&&(c=h.x);
11        h.y>e&&(e=h.y);
12        h.x<a&&(a=h.x);
13        h.y<f&&(f=h.y)
14    }
15    h={x:(c-a)/2+a,y:(e-f)/2+f};
16    c=Math.min((c-a)/2,(e-f)/2);
17    e=[];
18    if(0!=multibodies.length)
19    {
20        multibodies.sort(sortNumber);
21        for(b=0; b<multibodies.length;b++)
22        {
23            c=multibodies[b];
24            PreNeighbor[c]=wordsNeighbor[c];
25            drawnBody.remove(bodyList[c]);
26            for(a=bodyList[c].GetFixtureList();a;a=a.m_next)
27                a.SetSensor(!0);
28            f={id:c,r:0};
29    e.push(f)
30        }
31        neighberMove(h,e,!0)
32    }else{
33        for(b=0;b<wordnum;b++)
34            if(a=bodyList[b].GetWorldCenter(),f=a.x-h.x,a=a.y-h.y,f=Math.sqrt(f*f+a*a),PreNeighbor[b]=wordsNeighbor[b],f>c*radiusRatio&&.5>we[b])
35            {
36                for(var a=!1,d=0;d<constrainBody.length;d++)
37                    1==constrainBody[d].indexOf(b)&&(a=!0);
38                if(!a){drawnBody.remove(bodyList[b]);
39                for(a=bodyList[b].GetFixtureList();a;a=a.m_next)a.SetSensor(!0);
40                f={id:b,r:f};e.push(f)
41                }
42            }e.sort(sortNumber_forRewordle);
43        neighberMove(h,e,Reflag)
44    }
45    iternum=0;ifedit=!1;PreNeighbor=[]
46}
47function neighberMove(f,e,c){if(c)for(c=0;c<wordnum;c++){e=!1;var a=bodyList[c].GetFixtureList();for(.5<=we[c]?a=a.m_next:a;a;a=a.m_next)a.IsSensor()&&(e=!0);if(e){var b=bodyList[c].GetWorldCenter();var h={x:bodyList[c].GetWorldCenter().x,y:bodyList[c].GetWorldCenter().y};drawnBody.remove(bodyList[c]);var d=(b.x-f.x)*startPositionRatio+f.x;b=(b.y-f.y)*startPositionRatio+f.y;bodyList[c].SetPosition(new b2Vec2(d,b));b=placeBody(bodyList[c],!0);b=PickPosition(b,bodyList[c]);h={id:c,startpos:h,endpos:b,
48    count:0,editflag:3};animation.push(h)}}else for(a=0;a<e.length;a++){c=e[a].id;b=bodyList[c].GetWorldCenter();h={x:bodyList[c].GetWorldCenter().x,y:bodyList[c].GetWorldCenter().y};drawnBody.remove(bodyList[c]);var g=Math.abs(b.x-f.x),n=Math.abs(b.y-f.y),l=1E4,m=-1,k=[];for(d=a+1;d<e.length;d++)k.push(e[d].id);k=RemoveSensor(PreNeighbor[c],k);void 0==k[0]&&(k=findNeighbor(!0,c));if(g>n)for(d=0;d<k.length;d++)g=bodyList[k[d]].GetWorldCenter(),.5<=we[k[d]]&&(g=CorrectCenter(k[d],g)),g=Math.abs(g.x-f.x),
49l>g&&(l=g,m=k[d]);else for(d=0;d<k.length;d++)g=bodyList[k[d]].GetWorldCenter(),.5<=we[k[d]]&&(g=CorrectCenter(k[d],g)),g=Math.abs(g.y-f.y),l>g&&(l=g,m=k[d]);d=m;k=bodyList[d].GetPosition();l=bodyList[d].GetWorldCenter();.5<=we[d]&&(l=CorrectCenter(d,l));m=[{x:l.x*drawScale-bodywidth[d],y:l.y*drawScale-bodyheight[d]},{x:l.x*drawScale+bodywidth[d],y:l.y*drawScale-bodyheight[d]},{x:l.x*drawScale+bodywidth[d],y:l.y*drawScale+bodyheight[d]},{x:l.x*drawScale-bodywidth[d],y:l.y*drawScale+bodyheight[d]}];
50    g=bodyList[d].GetAngle();if(0!=g)for(d=0;d<m.length;d++)n=(m[d].x-k.x*drawScale)*Math.cos(g)-(m[d].y-k.y*drawScale)*Math.sin(g)+k.x*drawScale,m[d].y=(m[d].x-k.x*drawScale)*Math.sin(g)+(m[d].y-k.y*drawScale)*Math.cos(g)+k.y*drawScale,m[d].x=n;k={x:-10,y:-10};g={x:b.x*drawScale,y:b.y*drawScale};n={x:l.x*drawScale,y:l.y*drawScale};for(d=0;4>d;d++){var p=segmentsIntr(g,n,m[d],3==d?m[0]:m[d+1]);0!=p&&(k=p)}-10==k.x?(d=(b.x-l.x)*startPositionRatio+l.x,b=(b.y-l.y)*startPositionRatio+l.y,bodyList[c].SetPosition(new b2Vec2(d,
51        b))):bodyList[c].SetPosition(new b2Vec2(k.x/drawScale,k.y/drawScale));b=placeBody(bodyList[c],!0);b=PickPosition(b,bodyList[c]);h={id:c,startpos:h,endpos:b,count:0,editflag:3};animation.push(h)}}
52function PickPosition(f,e){for(var c,a,b=[],h=[],d=0;d<wordnum;d++)for(a=bodyList[d].GetFixtureList();a;a=a.m_next)a.IsSensor()&&h.push(d);h=RemoveSensor(PreNeighbor[e.GetID()],h);a=[];for(d=0;d<h.length;d++)a.push(wo[h[d]]);for(d=0;d<f.length;d++){a=f[d].x;c=f[d].y;e.SetPosition(new b2Vec2(a,c));a=findNeighbor(!0,e.GetID());c=[];for(var g=0;g<a.length;g++)c.push(wo[a[g]]);b[d]=EvaluateScore(a,h)}b=b.indexOf(Math.max.apply(Math,b));a=f[b].x;c=f[b].y;e.SetPosition(new b2Vec2(a,c));drawnBody.push(e);
53    return{x:a,y:c}}function RemoveSensor(f,e){for(var c=[],a=0;a<f.length;a++){for(var b=!1,h=0;h<e.length;h++)f[a]==e[h]&&(b=!0);b||c.push(f[a])}return c}function EvaluateScore(f,e){for(var c=0,a=0,b=0;a<f.length&&b<e.length;)f[a]!=e[b]?f[a]<e[b]?++a:++b:(c++,++a,++b);return c}
54function shouldReWordle(){for(var f=0,e=0,c=1E3,a=1E3,b=0;b<wordnum;b++){var h=bodyList[b].GetWorldCenter();.5<=we[b]&&(h=CorrectCenter(b,h));h.x>e&&(e=h.x);h.y>f&&(f=h.y);h.x<a&&(a=h.x);h.y<c&&(c=h.y)}for(var h=(e-a)/2+a,d=(f-c)/2+c,f=Math.min((e-a)/2,(f-c)/2),b=0;b<wordnum;b++)if(ifattract[b]&&(e=10*Math.PI/180,c=bodyList[b].GetAngle(),c<e&&c>-e||c>Math.PI/2-e&&c<Math.PI/2+e||c>-Math.PI/2-e&&c<-Math.PI/2+e)){a=bodyList[b].GetWorldCenter();.5<=we[b]&&(a=CorrectCenter(b,a));var g=a.x-h,n=a.y-d;if(Math.sqrt(g*
55        g+n*n)<=.8*f)for(g=0;g<wordsNeighbor[b].length;g++){var n=wordsNeighbor[b][g],l=bodyList[n].GetWorldCenter();.5<=we[n]&&(l=CorrectCenter(n,l));if(ifattract[n]){var m=bodyList[n].GetAngle();if(m<e&&m>-e||m>Math.PI/2-e&&m<Math.PI/2+e||m>-Math.PI/2-e&&m<-Math.PI/2+e){var k=bodywidth[b],p=bodyheight[b],q=bodywidth[n],r=bodyheight[n];if(c>Math.PI/2-e&&c<Math.PI/2+e||c>-Math.PI/2-e&&c<-Math.PI/2+e)k=bodyheight[b],p=bodywidth[b];if(m>Math.PI/2-e&&m<Math.PI/2+e||m>-Math.PI/2-e&&m<-Math.PI/2+e)q=bodyheight[n],
56    r=bodywidth[n];m=Math.abs(l.x-a.x)*drawScale-k-q;

56if(40<Math.abs(l.y-a.y)*drawScale-p-r){if(IfAnotherOK(!1,n,b))return preReWordleReason[0]=n,preReWordleReason[1]=b,!0}else if(70<m&&IfAnotherOK(!0,n,b))return preReWordleReason[0]=n,preReWordleReason[1]=b,!0}}}}return!1}
57function IfAnotherOK(f,e,c){var a=bodyList[c].GetWorldCenter();.5<=we[c]&&(a=CorrectCenter(c,a));var b=bodyList[e].GetWorldCenter();.5<=we[e]&&(b=CorrectCenter(e,b));var h=a.x,d=b.x,a=a.y,g=b.y;h>d?(b=h,h=d):b=d;a>g?(d=a,a=g):d=g;if(f){for(var n=0,l=-10,m=1E3,k=-10,g=0;g<wordnum;g++)if(g!=c&&g!=e){var p=bodyList[g].GetWorldCenter();.5<=we[g]&&(p=CorrectCenter(g,p));f=p.y;p=p.x;p>h&&p<b&&(f>d&&f<m&&(m=f,k=g),f<a&&f>n&&(n=f,l=g))}if(-10!=l&&-10!=k)return e=bodyheight[l],c=bodyheight[k],0!=bodyList[l].GetAngle()&&
58(e=bodywidth[l]),0!=bodyList[k].GetAngle()&&(c=bodywidth[k]),35<Math.abs(n-m)*drawScale-e-c?!0:!1}else{n=0;l=-10;m=1E3;k=-10;for(g=0;g<wordnum;g++)g!=c&&g!=e&&(p=bodyList[g].GetWorldCenter(),.5<=we[g]&&(p=CorrectCenter(g,p)),f=p.y,p=p.x,f>a&&f<d&&(p>b&&p<m&&(m=p,k=g),p<h&&p>n&&(n=p,l=g)));if(-10!=l&&-10!=k)return e=bodywidth[l],c=bodywidth[k],0!=bodyList[l].GetAngle()&&(e=bodyheight[l]),0!=bodyList[k].GetAngle()&&(c=bodyheight[k]),45<Math.abs(n-m)*drawScale-e-c?!0:!1}return!0}
59function sortNumber_forRewordle(f,e){return f.r+1/we[f.id]/5-(e.r+1/we[e.id]/5)};