vega-wordcloud - npm Package Compare versions

Comparing version 4.1.3 to 4.1.4

build/vega-wordcloud.js

@@ -5,3 +5,3 @@ (function (global, factory) {
   (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.vega = global.vega || {}, global.vega.transforms = {}), global.vega, global.vega, global.vega, global.vega, global.vega));
-}(this, (function (exports, vegaCanvas, vegaDataflow, vegaUtil, vegaScale, vegaStatistics) { 'use strict';
+})(this, (function (exports, vegaCanvas, vegaDataflow, vegaUtil, vegaScale, vegaStatistics) { 'use strict';
 
@@ -36,2 +36,3 @@ /*
   */
+
   // Word cloud layout by Jason Davies, https://www.jasondavies.com/wordcloud/
@@ -41,44 +42,42 @@ // Algorithm due to Jonathan Feinberg, http://static.mrfeinberg.com/bv_ch03.pdf
   var cloudRadians = Math.PI / 180,
-      cw = 1 << 11 >> 5,
-      ch = 1 << 11;
+    cw = 1 << 11 >> 5,
+    ch = 1 << 11;
   function cloud () {
     var size = [256, 256],
-        text,
-        font,
-        fontSize,
-        fontStyle,
-        fontWeight,
-        rotate,
-        padding,
-        spiral = archimedeanSpiral,
-        words = [],
-        random = Math.random,
-        cloud = {};
-
+      text,
+      font,
+      fontSize,
+      fontStyle,
+      fontWeight,
+      rotate,
+      padding,
+      spiral = archimedeanSpiral,
+      words = [],
+      random = Math.random,
+      cloud = {};
     cloud.layout = function () {
       var contextAndRatio = getContext(vegaCanvas.canvas()),
-          board = zeroArray((size[0] >> 5) * size[1]),
-          bounds = null,
-          n = words.length,
-          i = -1,
-          tags = [],
-          data = words.map(d => ({
-        text: text(d),
-        font: font(d),
-        style: fontStyle(d),
-        weight: fontWeight(d),
-        rotate: rotate(d),
-        size: ~~(fontSize(d) + 1e-14),
-        padding: padding(d),
-        xoff: 0,
-        yoff: 0,
-        x1: 0,
-        y1: 0,
-        x0: 0,
-        y0: 0,
-        hasText: false,
-        sprite: null,
-        datum: d
-      })).sort((a, b) => b.size - a.size);
-
+        board = zeroArray((size[0] >> 5) * size[1]),
+        bounds = null,
+        n = words.length,
+        i = -1,
+        tags = [],
+        data = words.map(d => ({
+          text: text(d),
+          font: font(d),
+          style: fontStyle(d),
+          weight: fontWeight(d),
+          rotate: rotate(d),
+          size: ~~(fontSize(d) + 1e-14),
+          padding: padding(d),
+          xoff: 0,
+          yoff: 0,
+          x1: 0,
+          y1: 0,
+          x0: 0,
+          y0: 0,
+          hasText: false,
+          sprite: null,
+          datum: d
+        })).sort((a, b) => b.size - a.size);
       while (++i < n) {
@@ -89,3 +88,2 @@ var d = data[i];
         cloudSprite(contextAndRatio, d, data, i);
-
         if (d.hasText && place(board, d, bounds)) {
@@ -99,4 +97,4 @@ tags.push(d);
             y: d.y + d.y1
-          }]; // Temporary hack
-
+          }];
+          // Temporary hack
           d.x -= size[0] >> 1;
@@ -106,6 +104,4 @@ d.y -= size[1] >> 1;
       }
-
       return tags;
     };
-
     function getContext(canvas) {
@@ -124,14 +120,12 @@ canvas.width = canvas.height = 1;
     }
-
     function place(board, tag, bounds) {
       var startX = tag.x,
-          startY = tag.y,
-          maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]),
-          s = spiral(size),
-          dt = random() < .5 ? 1 : -1,
-          t = -dt,
-          dxdy,
-          dx,
-          dy;
-
+        startY = tag.y,
+        maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]),
+        s = spiral(size),
+        dt = random() < .5 ? 1 : -1,
+        t = -dt,
+        dxdy,
+        dx,
+        dy;
       while (dxdy = s(t += dt)) {
@@ -143,26 +137,22 @@ dx = ~~dxdy[0];
         tag.y = startY + dy;
-        if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 || tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue; // TODO only check for collisions within current bounds.
-
+        if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 || tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue;
+        // TODO only check for collisions within current bounds.
         if (!bounds || !cloudCollide(tag, board, size[0])) {
           if (!bounds || collideRects(tag, bounds)) {
             var sprite = tag.sprite,
-                w = tag.width >> 5,
-                sw = size[0] >> 5,
-                lx = tag.x - (w << 4),
-                sx = lx & 0x7f,
-                msx = 32 - sx,
-                h = tag.y1 - tag.y0,
-                x = (tag.y + tag.y0) * sw + (lx >> 5),
-                last;
-
+              w = tag.width >> 5,
+              sw = size[0] >> 5,
+              lx = tag.x - (w << 4),
+              sx = lx & 0x7f,
+              msx = 32 - sx,
+              h = tag.y1 - tag.y0,
+              x = (tag.y + tag.y0) * sw + (lx >> 5),
+              last;
             for (var j = 0; j < h; j++) {
               last = 0;
-
               for (var i = 0; i <= w; i++) {
                 board[x + i] |= last << msx | (i < w ? (last = sprite[j * w + i]) >>> sx : 0);
               }
-
               x += sw;
             }
-
             tag.sprite = null;
@@ -173,6 +163,4 @@ return true;
       }
-
       return false;
     }
-
     cloud.words = function (_) {
@@ -186,3 +174,2 @@ if (arguments.length) {
     };
-
     cloud.size = function (_) {
@@ -196,3 +183,2 @@ if (arguments.length) {
     };
-
     cloud.font = function (_) {
@@ -206,3 +192,2 @@ if (arguments.length) {
     };
-
     cloud.fontStyle = function (_) {
@@ -216,3 +201,2 @@ if (arguments.length) {
     };
-
     cloud.fontWeight = function (_) {
@@ -226,3 +210,2 @@ if (arguments.length) {
     };
-
     cloud.rotate = function (_) {
@@ -236,3 +219,2 @@ if (arguments.length) {
     };
-
     cloud.text = function (_) {
@@ -246,3 +228,2 @@ if (arguments.length) {
     };
-
     cloud.spiral = function (_) {
@@ -256,3 +237,2 @@ if (arguments.length) {
     };
-
     cloud.fontSize = function (_) {
@@ -266,3 +246,2 @@ if (arguments.length) {
     };
-
     cloud.padding = function (_) {
@@ -276,3 +255,2 @@ if (arguments.length) {
     };
-
     cloud.random = function (_) {
@@ -286,23 +264,22 @@ if (arguments.length) {
     };
+    return cloud;
+  }
 
-    return cloud;
-  } // Fetches a monochrome sprite bitmap for the specified text.
+  // Fetches a monochrome sprite bitmap for the specified text.
   // Load in batches for speed.
-
   function cloudSprite(contextAndRatio, d, data, di) {
     if (d.sprite) return;
     var c = contextAndRatio.context,
-        ratio = contextAndRatio.ratio;
+      ratio = contextAndRatio.ratio;
     c.clearRect(0, 0, (cw << 5) / ratio, ch / ratio);
     var x = 0,
-        y = 0,
-        maxh = 0,
-        n = data.length,
-        w,
-        w32,
-        h,
-        i,
-        j;
+      y = 0,
+      maxh = 0,
+      n = data.length,
+      w,
+      w32,
+      h,
+      i,
+      j;
     --di;
-
     while (++di < n) {
@@ -314,10 +291,9 @@ d = data[di];
       h = d.size << 1;
-
       if (d.rotate) {
         var sr = Math.sin(d.rotate * cloudRadians),
-            cr = Math.cos(d.rotate * cloudRadians),
-            wcr = w * cr,
-            wsr = w * sr,
-            hcr = h * cr,
-            hsr = h * sr;
+          cr = Math.cos(d.rotate * cloudRadians),
+          wcr = w * cr,
+          wsr = w * sr,
+          hcr = h * cr,
+          hsr = h * sr;
         w = Math.max(Math.abs(wcr + hsr), Math.abs(wcr - hsr)) + 0x1f >> 5 << 5;
@@ -328,5 +304,3 @@ h = ~~Math.max(Math.abs(wsr + hcr), Math.abs(wsr - hcr));
       }
-
       if (h > maxh) maxh = h;
-
       if (x + w >= cw << 5) {
@@ -337,3 +311,2 @@ x = 0;
       }
-
       if (y + h >= ch) break;
@@ -343,3 +316,2 @@ c.translate((x + (w >> 1)) / ratio, (y + (h >> 1)) / ratio);
       c.fillText(d.text, 0, 0);
-
       if (d.padding) {
@@ -349,3 +321,2 @@ c.lineWidth = 2 * d.padding;
       }
-
       c.restore();
@@ -363,6 +334,4 @@ d.width = w;
     }
-
     var pixels = c.getImageData(0, 0, (cw << 5) / ratio, ch / ratio).data,
-        sprite = [];
-
+      sprite = [];
     while (--di >= 0) {
@@ -373,6 +342,5 @@ d = data[di];
       w32 = w >> 5;
-      h = d.y1 - d.y0; // Zero the buffer
-
+      h = d.y1 - d.y0;
+      // Zero the buffer
       for (i = 0; i < h * w32; i++) sprite[i] = 0;
-
       x = d.xoff;
@@ -382,12 +350,10 @@ if (x == null) return;
       var seen = 0,
-          seenRow = -1;
-
+        seenRow = -1;
       for (j = 0; j < h; j++) {
         for (i = 0; i < w; i++) {
           var k = w32 * j + (i >> 5),
-              m = pixels[(y + j) * (cw << 5) + (x + i) << 2] ? 1 << 31 - i % 32 : 0;
+            m = pixels[(y + j) * (cw << 5) + (x + i) << 2] ? 1 << 31 - i % 32 : 0;
           sprite[k] |= m;
           seen |= m;
         }
-
         if (seen) seenRow = j;else {
@@ -400,36 +366,30 @@ d.y0++;
       }
-
       d.y1 = d.y0 + seenRow;
       d.sprite = sprite.slice(0, (d.y1 - d.y0) * w32);
     }
-  } // Use mask-based collision detection.
+  }
 
-
+  // Use mask-based collision detection.
   function cloudCollide(tag, board, sw) {
     sw >>= 5;
     var sprite = tag.sprite,
-        w = tag.width >> 5,
-        lx = tag.x - (w << 4),
-        sx = lx & 0x7f,
-        msx = 32 - sx,
-        h = tag.y1 - tag.y0,
-        x = (tag.y + tag.y0) * sw + (lx >> 5),
-        last;
-
+      w = tag.width >> 5,
+      lx = tag.x - (w << 4),
+      sx = lx & 0x7f,
+      msx = 32 - sx,
+      h = tag.y1 - tag.y0,
+      x = (tag.y + tag.y0) * sw + (lx >> 5),
+      last;
     for (var j = 0; j < h; j++) {
       last = 0;
-
       for (var i = 0; i <= w; i++) {
         if ((last << msx | (i < w ? (last = sprite[j * w + i]) >>> sx : 0)) & board[x + i]) return true;
       }
-
       x += sw;
     }
-
     return false;
   }
-
   function cloudBounds(bounds, d) {
     var b0 = bounds[0],
-        b1 = bounds[1];
+      b1 = bounds[1];
     if (d.x + d.x0 < b0.x) b0.x = d.x + d.x0;
@@ -440,7 +400,5 @@ if (d.y + d.y0 < b0.y) b0.y = d.y + d.y0;
   }
-
   function collideRects(a, b) {
     return a.x + a.x1 > b[0].x && a.x + a.x0 < b[1].x && a.y + a.y1 > b[0].y && a.y + a.y0 < b[1].y;
   }
-
   function archimedeanSpiral(size) {
@@ -452,11 +410,10 @@ var e = size[0] / size[1];
   }
-
   function rectangularSpiral(size) {
     var dy = 4,
-        dx = dy * size[0] / size[1],
-        x = 0,
-        y = 0;
+      dx = dy * size[0] / size[1],
+      x = 0,
+      y = 0;
     return function (t) {
-      var sign = t < 0 ? -1 : 1; // See triangular numbers: T_n = n * (n + 1) / 2.
-
+      var sign = t < 0 ? -1 : 1;
+      // See triangular numbers: T_n = n * (n + 1) / 2.
       switch (Math.sqrt(1 + 4 * sign * t) - sign & 3) {
@@ -466,11 +423,8 @@ case 0:
           break;
-
         case 1:
           y += dy;
           break;
-
         case 2:
           x -= dx;
           break;
-
         default:
@@ -480,17 +434,13 @@ y -= dy;
       }
-
       return [x, y];
     };
-  } // TODO reuse arrays?
+  }
 
-
+  // TODO reuse arrays?
   function zeroArray(n) {
     var a = [],
-        i = -1;
-
+      i = -1;
     while (++i < n) a[i] = 0;
-
     return a;
   }
-
   function functor(d) {
@@ -501,3 +451,2 @@ return typeof d === 'function' ? d : function () {
   }
-
   var spirals = {
@@ -577,3 +526,2 @@ archimedean: archimedeanSpiral,
       }
-
       function modp(param) {
@@ -583,20 +531,17 @@ const p = _[param];
       }
-
       const mod = _.modified();
-
       if (!(mod || pulse.changed(pulse.ADD_REM) || Params.some(modp))) return;
       const data = pulse.materialize(pulse.SOURCE).source,
-            layout = this.value,
-            as = _.as || Output;
+        layout = this.value,
+        as = _.as || Output;
       let fontSize = _.fontSize || 14,
-          range;
-      vegaUtil.isFunction(fontSize) ? range = _.fontSizeRange : fontSize = vegaUtil.constant(fontSize); // create font size scaling function as needed
+        range;
+      vegaUtil.isFunction(fontSize) ? range = _.fontSizeRange : fontSize = vegaUtil.constant(fontSize);
 
+      // create font size scaling function as needed
       if (range) {
         const fsize = fontSize,
-              sizeScale = vegaScale.scale('sqrt')().domain(vegaUtil.extent(data, fsize)).range(range);
-
+          sizeScale = vegaScale.scale('sqrt')().domain(vegaUtil.extent(data, fsize)).range(range);
         fontSize = x => sizeScale(fsize(x));
       }
-
       data.forEach(t => {
@@ -606,10 +551,10 @@ t[as[0]] = NaN;
         t[as[3]] = 0;
-      }); // configure layout
+      });
 
+      // configure layout
       const words = layout.words(data).text(_.text).size(_.size || [500, 500]).padding(_.padding || 1).spiral(_.spiral || 'archimedean').rotate(_.rotate || 0).font(_.font || 'sans-serif').fontStyle(_.fontStyle || 'normal').fontWeight(_.fontWeight || 'normal').fontSize(fontSize).random(vegaStatistics.random).layout();
       const size = layout.size(),
-            dx = size[0] >> 1,
-            dy = size[1] >> 1,
-            n = words.length;
-
+        dx = size[0] >> 1,
+        dy = size[1] >> 1,
+        n = words.length;
       for (let i = 0, w, t; i < n; ++i) {
@@ -626,6 +571,4 @@ w = words[i];
       }
-
       return pulse.reflow(mod).modifies(as);
     }
-
   });
@@ -635,4 +578,2 @@
 
-  Object.defineProperty(exports, '__esModule', { value: true });
-
-})));
+}));

build/vega-wordcloud.min.js

@@ -1,2 +0,2 @@
-this.vega=this.vega||{},this.vega.transforms=function(t,e,n,r,a,i){"use strict";var o=Math.PI/180,f=2048;function s(){var t,n,r,a,i,o,s,d=[256,256],g=h,m=[],p=Math.random,v={};function z(t,e,n){for(var r,a,i,o,f,s=e.x,u=e.y,l=Math.sqrt(d[0]*d[0]+d[1]*d[1]),h=g(d),x=p()<.5?1:-1,c=-x;(r=h(c+=x))&&(a=~~r[0],i=~~r[1],!(Math.min(Math.abs(a),Math.abs(i))>=l));)if(e.x=s+a,e.y=u+i,!(e.x+e.x0<0||e.y+e.y0<0||e.x+e.x1>d[0]||e.y+e.y1>d[1]||n&&y(e,t,d[0])||n&&(f=n,!((o=e).x+o.x1>f[0].x&&o.x+o.x0<f[1].x&&o.y+o.y1>f[0].y&&o.y+o.y0<f[1].y)))){for(var m,v=e.sprite,z=e.width>>5,M=d[0]>>5,b=e.x-(z<<4),S=127&b,w=32-S,T=e.y1-e.y0,W=(e.y+e.y0)*M+(b>>5),k=0;k<T;k++){m=0;for(var D=0;D<=z;D++)t[W+D]|=m<<w|(D<z?(m=v[k*z+D])>>>S:0);W+=M}return e.sprite=null,!0}return!1}return v.layout=function(){for(var y=function(t){t.width=t.height=1;var e=Math.sqrt(t.getContext("2d").getImageData(0,0,1,1).data.length>>2);t.width=2048/e,t.height=f/e;var n=t.getContext("2d");return n.fillStyle=n.strokeStyle="red",n.textAlign="center",{context:n,ratio:e}}(e.canvas()),h=function(t){var e=[],n=-1;for(;++n<t;)e[n]=0;return e}((d[0]>>5)*d[1]),x=null,c=m.length,g=-1,v=[],M=m.map(e=>({text:t(e),font:n(e),style:a(e),weight:i(e),rotate:o(e),size:~~(r(e)+1e-14),padding:s(e),xoff:0,yoff:0,x1:0,y1:0,x0:0,y0:0,hasText:!1,sprite:null,datum:e})).sort((t,e)=>e.size-t.size);++g<c;){var b=M[g];b.x=d[0]*(p()+.5)>>1,b.y=d[1]*(p()+.5)>>1,u(y,b,M,g),b.hasText&&z(h,b,x)&&(v.push(b),x?l(x,b):x=[{x:b.x+b.x0,y:b.y+b.y0},{x:b.x+b.x1,y:b.y+b.y1}],b.x-=d[0]>>1,b.y-=d[1]>>1)}return v},v.words=function(t){return arguments.length?(m=t,v):m},v.size=function(t){return arguments.length?(d=[+t[0],+t[1]],v):d},v.font=function(t){return arguments.length?(n=x(t),v):n},v.fontStyle=function(t){return arguments.length?(a=x(t),v):a},v.fontWeight=function(t){return arguments.length?(i=x(t),v):i},v.rotate=function(t){return arguments.length?(o=x(t),v):o},v.text=function(e){return arguments.length?(t=x(e),v):t},v.spiral=function(t){return arguments.length?(g=c[t]||t,v):g},v.fontSize=function(t){return arguments.length?(r=x(t),v):r},v.padding=function(t){return arguments.length?(s=x(t),v):s},v.random=function(t){return arguments.length?(p=t,v):p},v}function u(t,e,n,r){if(!e.sprite){var a=t.context,i=t.ratio;a.clearRect(0,0,2048/i,f/i);var s,u,y,l,h,x=0,c=0,d=0,g=n.length;for(--r;++r<g;){if(e=n[r],a.save(),a.font=e.style+" "+e.weight+" "+~~((e.size+1)/i)+"px "+e.font,s=a.measureText(e.text+"m").width*i,y=e.size<<1,e.rotate){var m=Math.sin(e.rotate*o),p=Math.cos(e.rotate*o),v=s*p,z=s*m,M=y*p,b=y*m;s=Math.max(Math.abs(v+b),Math.abs(v-b))+31>>5<<5,y=~~Math.max(Math.abs(z+M),Math.abs(z-M))}else s=s+31>>5<<5;if(y>d&&(d=y),x+s>=2048&&(x=0,c+=d,d=0),c+y>=f)break;a.translate((x+(s>>1))/i,(c+(y>>1))/i),e.rotate&&a.rotate(e.rotate*o),a.fillText(e.text,0,0),e.padding&&(a.lineWidth=2*e.padding,a.strokeText(e.text,0,0)),a.restore(),e.width=s,e.height=y,e.xoff=x,e.yoff=c,e.x1=s>>1,e.y1=y>>1,e.x0=-e.x1,e.y0=-e.y1,e.hasText=!0,x+=s}for(var S=a.getImageData(0,0,2048/i,f/i).data,w=[];--r>=0;)if((e=n[r]).hasText){for(u=(s=e.width)>>5,y=e.y1-e.y0,l=0;l<y*u;l++)w[l]=0;if(null==(x=e.xoff))return;c=e.yoff;var T=0,W=-1;for(h=0;h<y;h++){for(l=0;l<s;l++){var k=u*h+(l>>5),D=S[2048*(c+h)+(x+l)<<2]?1<<31-l%32:0;w[k]|=D,T|=D}T?W=h:(e.y0++,y--,h--,c++)}e.y1=e.y0+W,e.sprite=w.slice(0,(e.y1-e.y0)*u)}}}function y(t,e,n){n>>=5;for(var r,a=t.sprite,i=t.width>>5,o=t.x-(i<<4),f=127&o,s=32-f,u=t.y1-t.y0,y=(t.y+t.y0)*n+(o>>5),l=0;l<u;l++){r=0;for(var h=0;h<=i;h++)if((r<<s|(h<i?(r=a[l*i+h])>>>f:0))&e[y+h])return!0;y+=n}return!1}function l(t,e){var n=t[0],r=t[1];e.x+e.x0<n.x&&(n.x=e.x+e.x0),e.y+e.y0<n.y&&(n.y=e.y+e.y0),e.x+e.x1>r.x&&(r.x=e.x+e.x1),e.y+e.y1>r.y&&(r.y=e.y+e.y1)}function h(t){var e=t[0]/t[1];return function(t){return[e*(t*=.1)*Math.cos(t),t*Math.sin(t)]}}function x(t){return"function"==typeof t?t:function(){return t}}var c={archimedean:h,rectangular:function(t){var e=4*t[0]/t[1],n=0,r=0;return function(t){var a=t<0?-1:1;switch(Math.sqrt(1+4*a*t)-a&3){case 0:n+=e;break;case 1:r+=4;break;case 2:n-=e;break;default:r-=4}return[n,r]}}};const d=["x","y","font","fontSize","fontStyle","fontWeight","angle"],g=["text","font","rotate","fontSize","fontStyle","fontWeight"];function m(t){n.Transform.call(this,s(),t)}return m.Definition={type:"Wordcloud",metadata:{modifies:!0},params:[{name:"size",type:"number",array:!0,length:2},{name:"font",type:"string",expr:!0,default:"sans-serif"},{name:"fontStyle",type:"string",expr:!0,default:"normal"},{name:"fontWeight",type:"string",expr:!0,default:"normal"},{name:"fontSize",type:"number",expr:!0,default:14},{name:"fontSizeRange",type:"number",array:"nullable",default:[10,50]},{name:"rotate",type:"number",expr:!0,default:0},{name:"text",type:"field"},{name:"spiral",type:"string",values:["archimedean","rectangular"]},{name:"padding",type:"number",expr:!0},{name:"as",type:"string",array:!0,length:7,default:d}]},r.inherits(m,n.Transform,{transform(t,e){!t.size||t.size[0]&&t.size[1]||r.error("Wordcloud size dimensions must be non-zero.");const n=t.modified();if(!(n||e.changed(e.ADD_REM)||g.some((function(n){const a=t[n];return r.isFunction(a)&&e.modified(a.fields)}))))return;const o=e.materialize(e.SOURCE).source,f=this.value,s=t.as||d;let u,y=t.fontSize||14;if(r.isFunction(y)?u=t.fontSizeRange:y=r.constant(y),u){const t=y,e=a.scale("sqrt")().domain(r.extent(o,t)).range(u);y=n=>e(t(n))}o.forEach(t=>{t[s[0]]=NaN,t[s[1]]=NaN,t[s[3]]=0});const l=f.words(o).text(t.text).size(t.size||[500,500]).padding(t.padding||1).spiral(t.spiral||"archimedean").rotate(t.rotate||0).font(t.font||"sans-serif").fontStyle(t.fontStyle||"normal").fontWeight(t.fontWeight||"normal").fontSize(y).random(i.random).layout(),h=f.size(),x=h[0]>>1,c=h[1]>>1,m=l.length;for(let t,e,n=0;n<m;++n)t=l[n],e=t.datum,e[s[0]]=t.x+x,e[s[1]]=t.y+c,e[s[2]]=t.font,e[s[3]]=t.size,e[s[4]]=t.style,e[s[5]]=t.weight,e[s[6]]=t.rotate;return e.reflow(n).modifies(s)}}),t.wordcloud=m,t}({},vega,vega,vega,vega,vega);
+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports,require("vega-canvas"),require("vega-dataflow"),require("vega-util"),require("vega-scale"),require("vega-statistics")):"function"==typeof define&&define.amd?define(["exports","vega-canvas","vega-dataflow","vega-util","vega-scale","vega-statistics"],e):e(((t="undefined"!=typeof globalThis?globalThis:t||self).vega=t.vega||{},t.vega.transforms={}),t.vega,t.vega,t.vega,t.vega,t.vega)}(this,(function(t,e,n,a,r,i){"use strict";var o=Math.PI/180,f=64,s=2048;function u(){var t,n,a,r,i,o,u,c=[256,256],m=d,p=[],v=Math.random,z={};function b(t,e,n){for(var a,r,i,o,f,s=e.x,u=e.y,l=Math.sqrt(c[0]*c[0]+c[1]*c[1]),x=m(c),d=v()<.5?1:-1,g=-d;(a=x(g+=d))&&(r=~~a[0],i=~~a[1],!(Math.min(Math.abs(r),Math.abs(i))>=l));)if(e.x=s+r,e.y=u+i,!(e.x+e.x0<0||e.y+e.y0<0||e.x+e.x1>c[0]||e.y+e.y1>c[1]||n&&y(e,t,c[0])||n&&(f=n,!((o=e).x+o.x1>f[0].x&&o.x+o.x0<f[1].x&&o.y+o.y1>f[0].y&&o.y+o.y0<f[1].y)))){for(var h,p=e.sprite,z=e.width>>5,b=c[0]>>5,M=e.x-(z<<4),w=127&M,S=32-w,T=e.y1-e.y0,q=(e.y+e.y0)*b+(M>>5),W=0;W<T;W++){h=0;for(var k=0;k<=z;k++)t[q+k]|=h<<S|(k<z?(h=p[W*z+k])>>>w:0);q+=b}return e.sprite=null,!0}return!1}return z.layout=function(){for(var y=function(t){t.width=t.height=1;var e=Math.sqrt(t.getContext("2d").getImageData(0,0,1,1).data.length>>2);t.width=(f<<5)/e,t.height=s/e;var n=t.getContext("2d");return n.fillStyle=n.strokeStyle="red",n.textAlign="center",{context:n,ratio:e}}(e.canvas()),d=function(t){var e=[],n=-1;for(;++n<t;)e[n]=0;return e}((c[0]>>5)*c[1]),g=null,h=p.length,m=-1,z=[],M=p.map((e=>({text:t(e),font:n(e),style:r(e),weight:i(e),rotate:o(e),size:~~(a(e)+1e-14),padding:u(e),xoff:0,yoff:0,x1:0,y1:0,x0:0,y0:0,hasText:!1,sprite:null,datum:e}))).sort(((t,e)=>e.size-t.size));++m<h;){var w=M[m];w.x=c[0]*(v()+.5)>>1,w.y=c[1]*(v()+.5)>>1,l(y,w,M,m),w.hasText&&b(d,w,g)&&(z.push(w),g?x(g,w):g=[{x:w.x+w.x0,y:w.y+w.y0},{x:w.x+w.x1,y:w.y+w.y1}],w.x-=c[0]>>1,w.y-=c[1]>>1)}return z},z.words=function(t){return arguments.length?(p=t,z):p},z.size=function(t){return arguments.length?(c=[+t[0],+t[1]],z):c},z.font=function(t){return arguments.length?(n=g(t),z):n},z.fontStyle=function(t){return arguments.length?(r=g(t),z):r},z.fontWeight=function(t){return arguments.length?(i=g(t),z):i},z.rotate=function(t){return arguments.length?(o=g(t),z):o},z.text=function(e){return arguments.length?(t=g(e),z):t},z.spiral=function(t){return arguments.length?(m=h[t]||t,z):m},z.fontSize=function(t){return arguments.length?(a=g(t),z):a},z.padding=function(t){return arguments.length?(u=g(t),z):u},z.random=function(t){return arguments.length?(v=t,z):v},z}function l(t,e,n,a){if(!e.sprite){var r=t.context,i=t.ratio;r.clearRect(0,0,(f<<5)/i,s/i);var u,l,y,x,d,g=0,h=0,c=0,m=n.length;for(--a;++a<m;){if(e=n[a],r.save(),r.font=e.style+" "+e.weight+" "+~~((e.size+1)/i)+"px "+e.font,u=r.measureText(e.text+"m").width*i,y=e.size<<1,e.rotate){var p=Math.sin(e.rotate*o),v=Math.cos(e.rotate*o),z=u*v,b=u*p,M=y*v,w=y*p;u=Math.max(Math.abs(z+w),Math.abs(z-w))+31>>5<<5,y=~~Math.max(Math.abs(b+M),Math.abs(b-M))}else u=u+31>>5<<5;if(y>c&&(c=y),g+u>=f<<5&&(g=0,h+=c,c=0),h+y>=s)break;r.translate((g+(u>>1))/i,(h+(y>>1))/i),e.rotate&&r.rotate(e.rotate*o),r.fillText(e.text,0,0),e.padding&&(r.lineWidth=2*e.padding,r.strokeText(e.text,0,0)),r.restore(),e.width=u,e.height=y,e.xoff=g,e.yoff=h,e.x1=u>>1,e.y1=y>>1,e.x0=-e.x1,e.y0=-e.y1,e.hasText=!0,g+=u}for(var S=r.getImageData(0,0,(f<<5)/i,s/i).data,T=[];--a>=0;)if((e=n[a]).hasText){for(l=(u=e.width)>>5,y=e.y1-e.y0,x=0;x<y*l;x++)T[x]=0;if(null==(g=e.xoff))return;h=e.yoff;var q=0,W=-1;for(d=0;d<y;d++){for(x=0;x<u;x++){var k=l*d+(x>>5),D=S[(h+d)*(f<<5)+(g+x)<<2]?1<<31-x%32:0;T[k]|=D,q|=D}q?W=d:(e.y0++,y--,d--,h++)}e.y1=e.y0+W,e.sprite=T.slice(0,(e.y1-e.y0)*l)}}}function y(t,e,n){n>>=5;for(var a,r=t.sprite,i=t.width>>5,o=t.x-(i<<4),f=127&o,s=32-f,u=t.y1-t.y0,l=(t.y+t.y0)*n+(o>>5),y=0;y<u;y++){a=0;for(var x=0;x<=i;x++)if((a<<s|(x<i?(a=r[y*i+x])>>>f:0))&e[l+x])return!0;l+=n}return!1}function x(t,e){var n=t[0],a=t[1];e.x+e.x0<n.x&&(n.x=e.x+e.x0),e.y+e.y0<n.y&&(n.y=e.y+e.y0),e.x+e.x1>a.x&&(a.x=e.x+e.x1),e.y+e.y1>a.y&&(a.y=e.y+e.y1)}function d(t){var e=t[0]/t[1];return function(t){return[e*(t*=.1)*Math.cos(t),t*Math.sin(t)]}}function g(t){return"function"==typeof t?t:function(){return t}}var h={archimedean:d,rectangular:function(t){var e=4*t[0]/t[1],n=0,a=0;return function(t){var r=t<0?-1:1;switch(Math.sqrt(1+4*r*t)-r&3){case 0:n+=e;break;case 1:a+=4;break;case 2:n-=e;break;default:a-=4}return[n,a]}}};const c=["x","y","font","fontSize","fontStyle","fontWeight","angle"],m=["text","font","rotate","fontSize","fontStyle","fontWeight"];function p(t){n.Transform.call(this,u(),t)}p.Definition={type:"Wordcloud",metadata:{modifies:!0},params:[{name:"size",type:"number",array:!0,length:2},{name:"font",type:"string",expr:!0,default:"sans-serif"},{name:"fontStyle",type:"string",expr:!0,default:"normal"},{name:"fontWeight",type:"string",expr:!0,default:"normal"},{name:"fontSize",type:"number",expr:!0,default:14},{name:"fontSizeRange",type:"number",array:"nullable",default:[10,50]},{name:"rotate",type:"number",expr:!0,default:0},{name:"text",type:"field"},{name:"spiral",type:"string",values:["archimedean","rectangular"]},{name:"padding",type:"number",expr:!0},{name:"as",type:"string",array:!0,length:7,default:c}]},a.inherits(p,n.Transform,{transform(t,e){!t.size||t.size[0]&&t.size[1]||a.error("Wordcloud size dimensions must be non-zero.");const n=t.modified();if(!(n||e.changed(e.ADD_REM)||m.some((function(n){const r=t[n];return a.isFunction(r)&&e.modified(r.fields)}))))return;const o=e.materialize(e.SOURCE).source,f=this.value,s=t.as||c;let u,l=t.fontSize||14;if(a.isFunction(l)?u=t.fontSizeRange:l=a.constant(l),u){const t=l,e=r.scale("sqrt")().domain(a.extent(o,t)).range(u);l=n=>e(t(n))}o.forEach((t=>{t[s[0]]=NaN,t[s[1]]=NaN,t[s[3]]=0}));const y=f.words(o).text(t.text).size(t.size||[500,500]).padding(t.padding||1).spiral(t.spiral||"archimedean").rotate(t.rotate||0).font(t.font||"sans-serif").fontStyle(t.fontStyle||"normal").fontWeight(t.fontWeight||"normal").fontSize(l).random(i.random).layout(),x=f.size(),d=x[0]>>1,g=x[1]>>1,h=y.length;for(let t,e,n=0;n<h;++n)t=y[n],e=t.datum,e[s[0]]=t.x+d,e[s[1]]=t.y+g,e[s[2]]=t.font,e[s[3]]=t.size,e[s[4]]=t.style,e[s[5]]=t.weight,e[s[6]]=t.rotate;return e.reflow(n).modifies(s)}}),t.wordcloud=p}));
 //# sourceMappingURL=vega-wordcloud.min.js.map

build/vega-wordcloud.module.js

@@ -35,2 +35,3 @@ import { canvas } from 'vega-canvas';
 */
+
 // Word cloud layout by Jason Davies, https://www.jasondavies.com/wordcloud/
@@ -40,44 +41,42 @@ // Algorithm due to Jonathan Feinberg, http://static.mrfeinberg.com/bv_ch03.pdf
 var cloudRadians = Math.PI / 180,
-    cw = 1 << 11 >> 5,
-    ch = 1 << 11;
+  cw = 1 << 11 >> 5,
+  ch = 1 << 11;
 function cloud () {
   var size = [256, 256],
-      text,
-      font,
-      fontSize,
-      fontStyle,
-      fontWeight,
-      rotate,
-      padding,
-      spiral = archimedeanSpiral,
-      words = [],
-      random = Math.random,
-      cloud = {};
-
+    text,
+    font,
+    fontSize,
+    fontStyle,
+    fontWeight,
+    rotate,
+    padding,
+    spiral = archimedeanSpiral,
+    words = [],
+    random = Math.random,
+    cloud = {};
   cloud.layout = function () {
     var contextAndRatio = getContext(canvas()),
-        board = zeroArray((size[0] >> 5) * size[1]),
-        bounds = null,
-        n = words.length,
-        i = -1,
-        tags = [],
-        data = words.map(d => ({
-      text: text(d),
-      font: font(d),
-      style: fontStyle(d),
-      weight: fontWeight(d),
-      rotate: rotate(d),
-      size: ~~(fontSize(d) + 1e-14),
-      padding: padding(d),
-      xoff: 0,
-      yoff: 0,
-      x1: 0,
-      y1: 0,
-      x0: 0,
-      y0: 0,
-      hasText: false,
-      sprite: null,
-      datum: d
-    })).sort((a, b) => b.size - a.size);
-
+      board = zeroArray((size[0] >> 5) * size[1]),
+      bounds = null,
+      n = words.length,
+      i = -1,
+      tags = [],
+      data = words.map(d => ({
+        text: text(d),
+        font: font(d),
+        style: fontStyle(d),
+        weight: fontWeight(d),
+        rotate: rotate(d),
+        size: ~~(fontSize(d) + 1e-14),
+        padding: padding(d),
+        xoff: 0,
+        yoff: 0,
+        x1: 0,
+        y1: 0,
+        x0: 0,
+        y0: 0,
+        hasText: false,
+        sprite: null,
+        datum: d
+      })).sort((a, b) => b.size - a.size);
     while (++i < n) {
@@ -88,3 +87,2 @@ var d = data[i];
       cloudSprite(contextAndRatio, d, data, i);
-
       if (d.hasText && place(board, d, bounds)) {
@@ -98,4 +96,4 @@ tags.push(d);
           y: d.y + d.y1
-        }]; // Temporary hack
-
+        }];
+        // Temporary hack
         d.x -= size[0] >> 1;
@@ -105,6 +103,4 @@ d.y -= size[1] >> 1;
     }
-
     return tags;
   };
-
   function getContext(canvas) {
@@ -123,14 +119,12 @@ canvas.width = canvas.height = 1;
   }
-
   function place(board, tag, bounds) {
     var startX = tag.x,
-        startY = tag.y,
-        maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]),
-        s = spiral(size),
-        dt = random() < .5 ? 1 : -1,
-        t = -dt,
-        dxdy,
-        dx,
-        dy;
-
+      startY = tag.y,
+      maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]),
+      s = spiral(size),
+      dt = random() < .5 ? 1 : -1,
+      t = -dt,
+      dxdy,
+      dx,
+      dy;
     while (dxdy = s(t += dt)) {
@@ -142,26 +136,22 @@ dx = ~~dxdy[0];
       tag.y = startY + dy;
-      if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 || tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue; // TODO only check for collisions within current bounds.
-
+      if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 || tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue;
+      // TODO only check for collisions within current bounds.
       if (!bounds || !cloudCollide(tag, board, size[0])) {
         if (!bounds || collideRects(tag, bounds)) {
           var sprite = tag.sprite,
-              w = tag.width >> 5,
-              sw = size[0] >> 5,
-              lx = tag.x - (w << 4),
-              sx = lx & 0x7f,
-              msx = 32 - sx,
-              h = tag.y1 - tag.y0,
-              x = (tag.y + tag.y0) * sw + (lx >> 5),
-              last;
-
+            w = tag.width >> 5,
+            sw = size[0] >> 5,
+            lx = tag.x - (w << 4),
+            sx = lx & 0x7f,
+            msx = 32 - sx,
+            h = tag.y1 - tag.y0,
+            x = (tag.y + tag.y0) * sw + (lx >> 5),
+            last;
           for (var j = 0; j < h; j++) {
             last = 0;
-
             for (var i = 0; i <= w; i++) {
               board[x + i] |= last << msx | (i < w ? (last = sprite[j * w + i]) >>> sx : 0);
             }
-
             x += sw;
           }
-
           tag.sprite = null;
@@ -172,6 +162,4 @@ return true;
     }
-
     return false;
   }
-
   cloud.words = function (_) {
@@ -185,3 +173,2 @@ if (arguments.length) {
   };
-
   cloud.size = function (_) {
@@ -195,3 +182,2 @@ if (arguments.length) {
   };
-
   cloud.font = function (_) {
@@ -205,3 +191,2 @@ if (arguments.length) {
   };
-
   cloud.fontStyle = function (_) {
@@ -215,3 +200,2 @@ if (arguments.length) {
   };
-
   cloud.fontWeight = function (_) {
@@ -225,3 +209,2 @@ if (arguments.length) {
   };
-
   cloud.rotate = function (_) {
@@ -235,3 +218,2 @@ if (arguments.length) {
   };
-
   cloud.text = function (_) {
@@ -245,3 +227,2 @@ if (arguments.length) {
   };
-
   cloud.spiral = function (_) {
@@ -255,3 +236,2 @@ if (arguments.length) {
   };
-
   cloud.fontSize = function (_) {
@@ -265,3 +245,2 @@ if (arguments.length) {
   };
-
   cloud.padding = function (_) {
@@ -275,3 +254,2 @@ if (arguments.length) {
   };
-
   cloud.random = function (_) {
@@ -285,23 +263,22 @@ if (arguments.length) {
   };
+  return cloud;
+}
 
-  return cloud;
-} // Fetches a monochrome sprite bitmap for the specified text.
+// Fetches a monochrome sprite bitmap for the specified text.
 // Load in batches for speed.
-
 function cloudSprite(contextAndRatio, d, data, di) {
   if (d.sprite) return;
   var c = contextAndRatio.context,
-      ratio = contextAndRatio.ratio;
+    ratio = contextAndRatio.ratio;
   c.clearRect(0, 0, (cw << 5) / ratio, ch / ratio);
   var x = 0,
-      y = 0,
-      maxh = 0,
-      n = data.length,
-      w,
-      w32,
-      h,
-      i,
-      j;
+    y = 0,
+    maxh = 0,
+    n = data.length,
+    w,
+    w32,
+    h,
+    i,
+    j;
   --di;
-
   while (++di < n) {
@@ -313,10 +290,9 @@ d = data[di];
     h = d.size << 1;
-
     if (d.rotate) {
       var sr = Math.sin(d.rotate * cloudRadians),
-          cr = Math.cos(d.rotate * cloudRadians),
-          wcr = w * cr,
-          wsr = w * sr,
-          hcr = h * cr,
-          hsr = h * sr;
+        cr = Math.cos(d.rotate * cloudRadians),
+        wcr = w * cr,
+        wsr = w * sr,
+        hcr = h * cr,
+        hsr = h * sr;
       w = Math.max(Math.abs(wcr + hsr), Math.abs(wcr - hsr)) + 0x1f >> 5 << 5;
@@ -327,5 +303,3 @@ h = ~~Math.max(Math.abs(wsr + hcr), Math.abs(wsr - hcr));
     }
-
     if (h > maxh) maxh = h;
-
     if (x + w >= cw << 5) {
@@ -336,3 +310,2 @@ x = 0;
     }
-
     if (y + h >= ch) break;
@@ -342,3 +315,2 @@ c.translate((x + (w >> 1)) / ratio, (y + (h >> 1)) / ratio);
     c.fillText(d.text, 0, 0);
-
     if (d.padding) {
@@ -348,3 +320,2 @@ c.lineWidth = 2 * d.padding;
     }
-
     c.restore();
@@ -362,6 +333,4 @@ d.width = w;
   }
-
   var pixels = c.getImageData(0, 0, (cw << 5) / ratio, ch / ratio).data,
-      sprite = [];
-
+    sprite = [];
   while (--di >= 0) {
@@ -372,6 +341,5 @@ d = data[di];
     w32 = w >> 5;
-    h = d.y1 - d.y0; // Zero the buffer
-
+    h = d.y1 - d.y0;
+    // Zero the buffer
     for (i = 0; i < h * w32; i++) sprite[i] = 0;
-
     x = d.xoff;
@@ -381,12 +349,10 @@ if (x == null) return;
     var seen = 0,
-        seenRow = -1;
-
+      seenRow = -1;
     for (j = 0; j < h; j++) {
       for (i = 0; i < w; i++) {
         var k = w32 * j + (i >> 5),
-            m = pixels[(y + j) * (cw << 5) + (x + i) << 2] ? 1 << 31 - i % 32 : 0;
+          m = pixels[(y + j) * (cw << 5) + (x + i) << 2] ? 1 << 31 - i % 32 : 0;
         sprite[k] |= m;
         seen |= m;
       }
-
       if (seen) seenRow = j;else {
@@ -399,36 +365,30 @@ d.y0++;
     }
-
     d.y1 = d.y0 + seenRow;
     d.sprite = sprite.slice(0, (d.y1 - d.y0) * w32);
   }
-} // Use mask-based collision detection.
+}
 
-
+// Use mask-based collision detection.
 function cloudCollide(tag, board, sw) {
   sw >>= 5;
   var sprite = tag.sprite,
-      w = tag.width >> 5,
-      lx = tag.x - (w << 4),
-      sx = lx & 0x7f,
-      msx = 32 - sx,
-      h = tag.y1 - tag.y0,
-      x = (tag.y + tag.y0) * sw + (lx >> 5),
-      last;
-
+    w = tag.width >> 5,
+    lx = tag.x - (w << 4),
+    sx = lx & 0x7f,
+    msx = 32 - sx,
+    h = tag.y1 - tag.y0,
+    x = (tag.y + tag.y0) * sw + (lx >> 5),
+    last;
   for (var j = 0; j < h; j++) {
     last = 0;
-
     for (var i = 0; i <= w; i++) {
       if ((last << msx | (i < w ? (last = sprite[j * w + i]) >>> sx : 0)) & board[x + i]) return true;
     }
-
     x += sw;
   }
-
   return false;
 }
-
 function cloudBounds(bounds, d) {
   var b0 = bounds[0],
-      b1 = bounds[1];
+    b1 = bounds[1];
   if (d.x + d.x0 < b0.x) b0.x = d.x + d.x0;
@@ -439,7 +399,5 @@ if (d.y + d.y0 < b0.y) b0.y = d.y + d.y0;
 }
-
 function collideRects(a, b) {
   return a.x + a.x1 > b[0].x && a.x + a.x0 < b[1].x && a.y + a.y1 > b[0].y && a.y + a.y0 < b[1].y;
 }
-
 function archimedeanSpiral(size) {
@@ -451,11 +409,10 @@ var e = size[0] / size[1];
 }
-
 function rectangularSpiral(size) {
   var dy = 4,
-      dx = dy * size[0] / size[1],
-      x = 0,
-      y = 0;
+    dx = dy * size[0] / size[1],
+    x = 0,
+    y = 0;
   return function (t) {
-    var sign = t < 0 ? -1 : 1; // See triangular numbers: T_n = n * (n + 1) / 2.
-
+    var sign = t < 0 ? -1 : 1;
+    // See triangular numbers: T_n = n * (n + 1) / 2.
     switch (Math.sqrt(1 + 4 * sign * t) - sign & 3) {
@@ -465,11 +422,8 @@ case 0:
         break;
-
       case 1:
         y += dy;
         break;
-
       case 2:
         x -= dx;
         break;
-
       default:
@@ -479,17 +433,13 @@ y -= dy;
     }
-
     return [x, y];
   };
-} // TODO reuse arrays?
+}
 
-
+// TODO reuse arrays?
 function zeroArray(n) {
   var a = [],
-      i = -1;
-
+    i = -1;
   while (++i < n) a[i] = 0;
-
   return a;
 }
-
 function functor(d) {
@@ -500,3 +450,2 @@ return typeof d === 'function' ? d : function () {
 }
-
 var spirals = {
@@ -576,3 +525,2 @@ archimedean: archimedeanSpiral,
     }
-
     function modp(param) {
@@ -582,20 +530,17 @@ const p = _[param];
     }
-
     const mod = _.modified();
-
     if (!(mod || pulse.changed(pulse.ADD_REM) || Params.some(modp))) return;
     const data = pulse.materialize(pulse.SOURCE).source,
-          layout = this.value,
-          as = _.as || Output;
+      layout = this.value,
+      as = _.as || Output;
     let fontSize = _.fontSize || 14,
-        range;
-    isFunction(fontSize) ? range = _.fontSizeRange : fontSize = constant(fontSize); // create font size scaling function as needed
+      range;
+    isFunction(fontSize) ? range = _.fontSizeRange : fontSize = constant(fontSize);
 
+    // create font size scaling function as needed
     if (range) {
       const fsize = fontSize,
-            sizeScale = scale('sqrt')().domain(extent(data, fsize)).range(range);
-
+        sizeScale = scale('sqrt')().domain(extent(data, fsize)).range(range);
       fontSize = x => sizeScale(fsize(x));
     }
-
     data.forEach(t => {
@@ -605,10 +550,10 @@ t[as[0]] = NaN;
       t[as[3]] = 0;
-    }); // configure layout
+    });
 
+    // configure layout
     const words = layout.words(data).text(_.text).size(_.size || [500, 500]).padding(_.padding || 1).spiral(_.spiral || 'archimedean').rotate(_.rotate || 0).font(_.font || 'sans-serif').fontStyle(_.fontStyle || 'normal').fontWeight(_.fontWeight || 'normal').fontSize(fontSize).random(random).layout();
     const size = layout.size(),
-          dx = size[0] >> 1,
-          dy = size[1] >> 1,
-          n = words.length;
-
+      dx = size[0] >> 1,
+      dy = size[1] >> 1,
+      n = words.length;
     for (let i = 0, w, t; i < n; ++i) {
@@ -625,8 +570,6 @@ w = words[i];
     }
-
     return pulse.reflow(mod).modifies(as);
   }
-
 });
 
 export { Wordcloud as wordcloud };

package.json

 {
   "name": "vega-wordcloud",
-  "version": "4.1.3",
+  "version": "4.1.4",
   "description": "Wordcloud layout transform for Vega dataflows.",
@@ -18,3 +18,3 @@ "keywords": [
     "prebuild": "rimraf build",
-    "build": "rollup -c --config-transform",
+    "build": "rollup -c rollup.config.mjs --config-transform",
     "pretest": "yarn build --config-test",
@@ -25,7 +25,7 @@ "test": "tape 'test/**/*-test.js'",
   "dependencies": {
-    "vega-canvas": "^1.2.5",
-    "vega-dataflow": "^5.7.3",
-    "vega-scale": "^7.1.1",
-    "vega-statistics": "^1.7.9",
-    "vega-util": "^1.15.2"
+    "vega-canvas": "^1.2.7",
+    "vega-dataflow": "^5.7.5",
+    "vega-scale": "^7.3.0",
+    "vega-statistics": "^1.8.1",
+    "vega-util": "^1.17.1"
   },
@@ -35,3 +35,3 @@ "devDependencies": {
   },
-  "gitHead": "4affcbedb9d14815dbb6d3b250ed231b54fc95c0"
+  "gitHead": "fb1092f6b931d450f9c210b67ae4752bd3dd461b"
 }

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Fixed alerts

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Improved metrics

Total package byte prevSize

79299

increased by1.37%

Lines of code

1554

increased by1.17%

Worsened metrics

Number of low quality alerts

2

increased by100%

Dependency changes

• Updatedvega-canvas@^1.2.7

• Updatedvega-dataflow@^5.7.5

• Updatedvega-scale@^7.3.0

• Updatedvega-statistics@^1.8.1

• Updatedvega-util@^1.17.1