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Merge branch 'release'

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commit b21cc8138db1e3ad5b6e658ac3d144b45fcc85e6 2 parents 402c2e4 + 6659863
@mbostock mbostock authored
View
21 d3.behavior.js
@@ -17,7 +17,8 @@ d3.behavior.zoom = function() {
.on("mousemove.zoom", d3_behavior_zoomMousemove)
.on("mouseup.zoom", d3_behavior_zoomMouseup)
.on("touchmove.zoom", d3_behavior_zoomTouchmove)
- .on("touchend.zoom", d3_behavior_zoomTouchup);
+ .on("touchend.zoom", d3_behavior_zoomTouchup)
+ .on("click.zoom", d3_behavior_zoomClick, true);
}
// snapshot the local context for subsequent dispatch
@@ -31,6 +32,7 @@ d3.behavior.zoom = function() {
function mousedown() {
start.apply(this, arguments);
d3_behavior_zoomPanning = d3_behavior_zoomLocation(d3.svg.mouse(d3_behavior_zoomTarget));
+ d3_behavior_zoomMoved = false;
d3.event.preventDefault();
window.focus();
}
@@ -76,7 +78,8 @@ var d3_behavior_zoomDiv,
d3_behavior_zoomXyz,
d3_behavior_zoomDispatch,
d3_behavior_zoomTarget,
- d3_behavior_zoomArguments;
+ d3_behavior_zoomArguments,
+ d3_behavior_zoomStopClick;
function d3_behavior_zoomLocation(point) {
return [
@@ -155,16 +158,28 @@ function d3_behavior_zoomTouchmove() {
function d3_behavior_zoomMousemove() {
d3_behavior_zoomZooming = null;
- if (d3_behavior_zoomPanning) d3_behavior_zoomTo(d3_behavior_zoomXyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomPanning);
+ if (d3_behavior_zoomPanning) {
+ d3_behavior_zoomMoved = true;
+ d3_behavior_zoomTo(d3_behavior_zoomXyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomPanning);
+ }
}
function d3_behavior_zoomMouseup() {
if (d3_behavior_zoomPanning) {
+ if (d3_behavior_zoomMoved) d3_behavior_zoomStopClick = true;
d3_behavior_zoomMousemove();
d3_behavior_zoomPanning = null;
}
}
+function d3_behavior_zoomClick() {
+ if (d3_behavior_zoomStopClick) {
+ d3.event.stopPropagation();
+ d3.event.preventDefault();
+ d3_behavior_zoomStopClick = false;
+ }
+}
+
function d3_behavior_zoomTo(z, x0, x1) {
var K = Math.pow(2, (d3_behavior_zoomXyz[2] = z) - x1[2]),
x = d3_behavior_zoomXyz[0] = x0[0] - K * x1[0],
View
2  d3.behavior.min.js
@@ -1 +1 @@
-(function(){function p(a,b,c){function m(a,b){var c=a.__domain||(a.__domain=a.domain()),d=a.range().map(function(a){return(a-b)/l});a.domain(c).domain(d.map(a.invert))}var d=Math.pow(2,(f[2]=a)-c[2]),e=f[0]=b[0]-d*c[0],j=f[1]=b[1]-d*c[1],k=d3.event,l=Math.pow(2,a);d3.event={scale:l,translate:[e,j],transform:function(a,b){a&&m(a,e),b&&m(b,j)}};try{g.apply(h,i)}finally{d3.event=k}k.preventDefault()}function o(){b&&(n(),b=null)}function n(){c=null,b&&p(f[2],d3.svg.mouse(h),b)}function m(){var a=d3.svg.touches(h);switch(a.length){case 1:var b=a[0];p(f[2],b,d[b.identifier]);break;case 2:var c=a[0],e=a[1],g=[(c[0]+e[0])/2,(c[1]+e[1])/2],i=d[c.identifier],j=d[e.identifier],k=[(i[0]+j[0])/2,(i[1]+j[1])/2,i[2]];p(Math.log(d3.event.scale)/Math.LN2+i[2],g,k)}}function l(){var a=d3.svg.touches(h),b=-1,c=a.length,e;while(++b<c)d[(e=a[b]).identifier]=j(e);return a}function k(){a||(a=d3.select("body").append("div").style("visibility","hidden").style("top",0).style("height",0).style("width",0).style("overflow-y","scroll").append("div").style("height","2000px").node().parentNode);var b=d3.event,c;try{a.scrollTop=1e3,a.dispatchEvent(b),c=1e3-a.scrollTop}catch(d){c=b.wheelDelta||-b.detail}return c*.005}function j(a){return[a[0]-f[0],a[1]-f[1],f[2]]}d3.behavior={},d3.behavior.zoom=function(){function w(){s.apply(this,arguments);var b=l(),c,f=Date.now();b.length===1&&f-e<300&&p(1+Math.floor(a[2]),c=b[0],d[c.identifier]),e=f}function v(){s.apply(this,arguments);var b=d3.svg.mouse(h);p(d3.event.shiftKey?Math.ceil(a[2]-1):Math.floor(a[2]+1),b,j(b))}function u(){s.apply(this,arguments),c||(c=j(d3.svg.mouse(h))),p(k()+a[2],d3.svg.mouse(h),c)}function t(){s.apply(this,arguments),b=j(d3.svg.mouse(h)),d3.event.preventDefault(),window.focus()}function s(){f=a,g=q.zoom.dispatch,h=this,i=arguments}function r(){this.on("mousedown.zoom",t).on("mousewheel.zoom",u).on("DOMMouseScroll.zoom",v).on("dblclick.zoom",v).on("touchstart.zoom",w),d3.select(window).on("mousemove.zoom",n).on("mouseup.zoom",o).on("touchmove.zoom",m).on("touchend.zoom",l)}var a=[0,0,0],q=d3.dispatch("zoom");r.on=function(a,b){q[a].add(b);return r};return r};var a,b,c,d={},e=0,f,g,h,i})()
+(function(){function r(a,b,c){function m(a,b){var c=a.__domain||(a.__domain=a.domain()),d=a.range().map(function(a){return(a-b)/l});a.domain(c).domain(d.map(a.invert))}var d=Math.pow(2,(f[2]=a)-c[2]),e=f[0]=b[0]-d*c[0],j=f[1]=b[1]-d*c[1],k=d3.event,l=Math.pow(2,a);d3.event={scale:l,translate:[e,j],transform:function(a,b){a&&m(a,e),b&&m(b,j)}};try{g.apply(h,i)}finally{d3.event=k}k.preventDefault()}function q(){j&&(d3.event.stopPropagation(),d3.event.preventDefault(),j=!1)}function p(){b&&(d3_behavior_zoomMoved&&(j=!0),o(),b=null)}function o(){c=null,b&&(d3_behavior_zoomMoved=!0,r(f[2],d3.svg.mouse(h),b))}function n(){var a=d3.svg.touches(h);switch(a.length){case 1:var b=a[0];r(f[2],b,d[b.identifier]);break;case 2:var c=a[0],e=a[1],g=[(c[0]+e[0])/2,(c[1]+e[1])/2],i=d[c.identifier],j=d[e.identifier],k=[(i[0]+j[0])/2,(i[1]+j[1])/2,i[2]];r(Math.log(d3.event.scale)/Math.LN2+i[2],g,k)}}function m(){var a=d3.svg.touches(h),b=-1,c=a.length,e;while(++b<c)d[(e=a[b]).identifier]=k(e);return a}function l(){a||(a=d3.select("body").append("div").style("visibility","hidden").style("top",0).style("height",0).style("width",0).style("overflow-y","scroll").append("div").style("height","2000px").node().parentNode);var b=d3.event,c;try{a.scrollTop=1e3,a.dispatchEvent(b),c=1e3-a.scrollTop}catch(d){c=b.wheelDelta||-b.detail}return c*.005}function k(a){return[a[0]-f[0],a[1]-f[1],f[2]]}d3.behavior={},d3.behavior.zoom=function(){function x(){t.apply(this,arguments);var b=m(),c,f=Date.now();b.length===1&&f-e<300&&r(1+Math.floor(a[2]),c=b[0],d[c.identifier]),e=f}function w(){t.apply(this,arguments);var b=d3.svg.mouse(h);r(d3.event.shiftKey?Math.ceil(a[2]-1):Math.floor(a[2]+1),b,k(b))}function v(){t.apply(this,arguments),c||(c=k(d3.svg.mouse(h))),r(l()+a[2],d3.svg.mouse(h),c)}function u(){t.apply(this,arguments),b=k(d3.svg.mouse(h)),d3_behavior_zoomMoved=!1,d3.event.preventDefault(),window.focus()}function t(){f=a,g=j.zoom.dispatch,h=this,i=arguments}function s(){this.on("mousedown.zoom",u).on("mousewheel.zoom",v).on("DOMMouseScroll.zoom",w).on("dblclick.zoom",w).on("touchstart.zoom",x),d3.select(window).on("mousemove.zoom",o).on("mouseup.zoom",p).on("touchmove.zoom",n).on("touchend.zoom",m).on("click.zoom",q,!0)}var a=[0,0,0],j=d3.dispatch("zoom");s.on=function(a,b){j[a].add(b);return s};return s};var a,b,c,d={},e=0,f,g,h,i,j})()
View
12 d3.js
@@ -1,4 +1,4 @@
-(function(){d3 = {version: "1.29.6"}; // semver
+(function(){d3 = {version: "1.29.7"}; // semver
if (!Date.now) Date.now = function() {
return +new Date;
};
@@ -9,14 +9,14 @@ if (!Object.create) Object.create = function(o) {
};
var d3_array = d3_arraySlice; // conversion for NodeLists
-function d3_arrayCopy(psuedoarray) {
- var i = -1, n = psuedoarray.length, array = [];
- while (++i < n) array.push(psuedoarray[i]);
+function d3_arrayCopy(pseudoarray) {
+ var i = -1, n = pseudoarray.length, array = [];
+ while (++i < n) array.push(pseudoarray[i]);
return array;
}
-function d3_arraySlice(psuedoarray) {
- return Array.prototype.slice.call(psuedoarray);
+function d3_arraySlice(pseudoarray) {
+ return Array.prototype.slice.call(pseudoarray);
}
try {
View
25 d3.layout.js
@@ -143,7 +143,7 @@ d3.layout.chord = function() {
if (source.value || target.value) {
chords.push(source.value < target.value
? {source: target, target: source}
- : {source: source, target: target})
+ : {source: source, target: target});
}
}
}
@@ -269,10 +269,10 @@ d3.layout.force = function() {
l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
x *= l;
y *= l;
- t.x -= x;
- t.y -= y;
- s.x += x;
- s.y += y;
+ t.x -= x / t.weight;
+ t.y -= y / t.weight;
+ s.x += x / s.weight;
+ s.y += y / s.weight;
}
}
@@ -387,6 +387,7 @@ d3.layout.force = function() {
for (i = 0; i < n; ++i) {
(o = nodes[i]).index = i;
+ o.weight = 0;
}
distances = [];
@@ -397,6 +398,8 @@ d3.layout.force = function() {
if (typeof o.target == "number") o.target = nodes[o.target];
distances[i] = linkDistance.call(this, o, i);
strengths[i] = linkStrength.call(this, o, i);
+ ++o.source.weight;
+ ++o.target.weight;
}
for (i = 0; i < n; ++i) {
@@ -468,7 +471,7 @@ d3.layout.force = function() {
function dragdown(d, i) {
var m = d3_layout_forcePoint(this.parentNode);
- (d3_layout_forceDragNode = d).fixed = true;
+ (d3_layout_forceDragNode = d).fixed |= 2;
d3_layout_forceDragMoved = false;
d3_layout_forceDragElement = this;
d3_layout_forceDragForce = force;
@@ -487,13 +490,11 @@ var d3_layout_forceDragForce,
d3_layout_forceDragElement;
function d3_layout_forceDragOver(d) {
- d.fixed = true;
+ d.fixed |= 2;
}
function d3_layout_forceDragOut(d) {
- if (d !== d3_layout_forceDragNode) {
- d.fixed = false;
- }
+ if (d !== d3_layout_forceDragNode) d.fixed &= 1;
}
function d3_layout_forcePoint(container) {
@@ -508,7 +509,7 @@ function d3_layout_forceDragMove() {
// O NOES! The drag element was removed from the DOM.
if (!parent) {
- d3_layout_forceDragNode.fixed = false;
+ d3_layout_forceDragNode.fixed &= 1;
d3_layout_forceDragOffset = d3_layout_forceDragNode = d3_layout_forceDragElement = null;
return;
}
@@ -534,7 +535,7 @@ function d3_layout_forceDragUp() {
if (d3.event.type === "mouseup") d3_layout_forceDragMove();
}
- d3_layout_forceDragNode.fixed = false;
+ d3_layout_forceDragNode.fixed &= 1;
d3_layout_forceDragForce =
d3_layout_forceDragOffset =
d3_layout_forceDragNode =
View
2  d3.layout.min.js
@@ -1 +1 @@
-(function(){function bj(a,b){var c=a.x+b[3],d=a.y+b[0],e=a.dx-b[1]-b[3],f=a.dy-b[0]-b[2];e<0&&(c+=e/2,e=0),f<0&&(d+=f/2,f=0);return{x:c,y:d,dx:e,dy:f}}function bi(a){return{x:a.x,y:a.y,dx:a.dx,dy:a.dy}}function bh(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function bg(a,b,c){a=a._tree,b=b._tree;var d=c/(b.number-a.number);a.change+=d,b.change-=d,b.shift+=c,b.prelim+=c,b.mod+=c}function bf(a){var b=0,c=0,d=a.children,e=d.length,f;while(--e>=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function be(a,b){function c(a,d){var e=a.children;if(e){var f,g=null,h=-1,i=e.length;while(++h<i)f=e[h],c(f,g),g=f}b(a,d)}c(a,null)}function bd(a,b){return a.depth-b.depth}function bc(a,b){return b.x-a.x}function bb(a,b){return a.x-b.x}function ba(a,b){var c=a.children;if(c){var d,e=c.length,f=-1;while(++f<e)b(d=ba(c[f],b),a)>0&&(a=d)}return a}function _(a){return a.children?a.children[a.children.length-1]:a._tree.thread}function $(a){return a.children?a.children[0]:a._tree.thread}function Z(a,b){return a.parent==b.parent?1:2}function Y(a){var b=a.children;return b?Y(b[b.length-1]):a}function X(a){var b=a.children;return b?X(b[0]):a}function W(a){return a.reduce(function(a,b){return a+b.x},0)/a.length}function V(a){return 1+d3.max(a,function(a){return a.y})}function U(a,b,c){var d=b.r+c.r,e=a.r+c.r,f=b.x-a.x,g=b.y-a.y,h=Math.sqrt(f*f+g*g),i=(e*e+h*h-d*d)/(2*e*h),j=Math.acos(i),k=i*e,l=Math.sin(j)*e;f/=h,g/=h,c.x=a.x+k*f+l*g,c.y=a.y+k*g-l*f}function T(a,b,c,d){var e=a.children;a.x=b+=d*a.x,a.y=c+=d*a.y,a.r*=d;if(e){var f=-1,g=e.length;while(++f<g)T(e[f],b,c,d)}}function S(a){var b=a.children;b?(b.forEach(S),a.r=P(b)):a.r=Math.sqrt(a.value)}function R(a){delete a._pack_next,delete a._pack_prev}function Q(a){a._pack_next=a._pack_prev=a}function P(a){function l(a){b=Math.min(a.x-a.r,b),c=Math.max(a.x+a.r,c),d=Math.min(a.y-a.r,d),e=Math.max(a.y+a.r,e)}var b=Infinity,c=-Infinity,d=Infinity,e=-Infinity,f=a.length,g,h,i,j,k;a.forEach(Q),g=a[0],g.x=-g.r,g.y=0,l(g);if(f>1){h=a[1],h.x=h.r,h.y=0,l(h);if(f>2){i=a[2],U(g,h,i),l(i),M(g,i),g._pack_prev=i,M(i,h),h=g._pack_next;for(var m=3;m<f;m++){U(g,h,i=a[m]);var n=0,o=1,p=1;for(j=h._pack_next;j!==h;j=j._pack_next,o++)if(O(j,i)){n=1;break}if(n==1)for(k=g._pack_prev;k!==j._pack_prev;k=k._pack_prev,p++)if(O(k,i)){p<o&&(n=-1,j=k);break}n==0?(M(g,i),h=i,l(i)):n>0?(N(g,j),h=j,m--):(N(j,h),g=j,m--)}}}var q=(b+c)/2,r=(d+e)/2,s=0;for(var m=0;m<f;m++){var t=a[m];t.x-=q,t.y-=r,s=Math.max(s,t.r+Math.sqrt(t.x*t.x+t.y*t.y))}a.forEach(R);return s}function O(a,b){var c=b.x-a.x,d=b.y-a.y,e=a.r+b.r;return e*e-c*c-d*d>.001}function N(a,b){a._pack_next=b,b._pack_prev=a}function M(a,b){var c=a._pack_next;a._pack_next=b,b._pack_prev=a,b._pack_next=c,c._pack_prev=b}function L(a,b){return a.value-b.value}function J(a){return d3.merge(a.map(function(a){return(a.children||[]).map(function(b){return{source:a,target:b}})}))}function I(a,b){return b.value-a.value}function H(a){return a.value}function G(a){return a.children}function F(a,b){a.sort=d3.rebind(a,b.sort),a.children=d3.rebind(a,b.children),a.links=J,a.value=d3.rebind(a,b.value),a.nodes=function(b){K=!0;return(a.nodes=a)(b)};return a}function E(a){return[d3.min(a),d3.max(a)]}function D(a,b){var c=-1,d=+a[0],e=(a[1]-d)/b,f=[];while(++c<=b)f[c]=e*c+d;return f}function C(a,b){return D(a,Math.ceil(Math.log(b.length)/Math.LN2+1))}function B(a,b){return a+b[1]}function A(a){return a.reduce(B,0)}function z(a){var b=1,c=0,d=a[0][1],e,f=a.length;for(;b<f;++b)(e=a[b][1])>d&&(c=b,d=e);return c}function w(a,b,c){a.y0=b,a.y=c}function v(a){return a.y}function u(a){return a.x}function t(a){return 1}function s(a){return 20}function r(a){var b=0,c=0;a.count=0;if(!a.leaf){var d=a.nodes,e=d.length,f=-1,g;while(++f<e){g=d[f];if(g==null)continue;r(g),a.count+=g.count,b+=g.count*g.cx,c+=g.count*g.cy}}a.point&&(a.leaf||(a.point.x+=Math.random()-.5,a.point.y+=Math.random()-.5),a.count++,b+=a.point.x,c+=a.point.y),a.cx=b/a.count,a.cy=c/a.count}function q(){d3.event.stopPropagation(),d3.event.preventDefault()}function p(){i&&(q(),i=!1)}function o(){!f||(g&&(i=!0,q(),d3.event.type==="mouseup"&&n()),f.fixed=!1,e=h=f=j=null)}function n(){if(!!f){var a=j.parentNode;if(!a){f.fixed=!1,h=f=j=null;return}var b=m(a);g=!0,f.px=b[0]-h[0],f.py=b[1]-h[1],q(),e.resume()}}function m(a){return d3.event.touches?d3.svg.touches(a)[0]:d3.svg.mouse(a)}function l(a){a!==f&&(a.fixed=!1)}function k(a){a.fixed=!0}function c(a,c){if(a===c)return a;var d=b(a),e=b(c),f=d.pop(),g=e.pop(),h=null;while(f===g)h=f,f=d.pop(),g=e.pop();return h}function b(a){var b=[],c=a.parent;while(c!=null)b.push(a),a=c,c=c.parent;b.push(a);return b}function a(a){var 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View
2  examples/sizzle/sizzle.html
@@ -18,7 +18,7 @@
Sizzle.js disabled.
<script type="text/javascript">
-// The :first psuedo-class is a custom Sizzle extension.
+// The :first pseudo-class is a custom Sizzle extension.
d3.select("body:first")
.html("Sizzle.js enabled!");
View
7 examples/zoom-pan/zoom-pan.html
@@ -47,6 +47,13 @@
.attr("stroke", stroke)
.attr("fill", "none");
+svg.append("svg:a")
+ .attr("xlink:href", "http://mbostock.github.com/d3/")
+ .append("svg:text")
+ .style("font-size", "3em")
+ .attr("transform", "translate(110.5, 110.5)")
+ .text("D3.js");
+
redraw();
function redraw() {
View
21 src/behavior/zoom.js
@@ -16,7 +16,8 @@ d3.behavior.zoom = function() {
.on("mousemove.zoom", d3_behavior_zoomMousemove)
.on("mouseup.zoom", d3_behavior_zoomMouseup)
.on("touchmove.zoom", d3_behavior_zoomTouchmove)
- .on("touchend.zoom", d3_behavior_zoomTouchup);
+ .on("touchend.zoom", d3_behavior_zoomTouchup)
+ .on("click.zoom", d3_behavior_zoomClick, true);
}
// snapshot the local context for subsequent dispatch
@@ -30,6 +31,7 @@ d3.behavior.zoom = function() {
function mousedown() {
start.apply(this, arguments);
d3_behavior_zoomPanning = d3_behavior_zoomLocation(d3.svg.mouse(d3_behavior_zoomTarget));
+ d3_behavior_zoomMoved = false;
d3.event.preventDefault();
window.focus();
}
@@ -75,7 +77,8 @@ var d3_behavior_zoomDiv,
d3_behavior_zoomXyz,
d3_behavior_zoomDispatch,
d3_behavior_zoomTarget,
- d3_behavior_zoomArguments;
+ d3_behavior_zoomArguments,
+ d3_behavior_zoomStopClick;
function d3_behavior_zoomLocation(point) {
return [
@@ -154,16 +157,28 @@ function d3_behavior_zoomTouchmove() {
function d3_behavior_zoomMousemove() {
d3_behavior_zoomZooming = null;
- if (d3_behavior_zoomPanning) d3_behavior_zoomTo(d3_behavior_zoomXyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomPanning);
+ if (d3_behavior_zoomPanning) {
+ d3_behavior_zoomMoved = true;
+ d3_behavior_zoomTo(d3_behavior_zoomXyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomPanning);
+ }
}
function d3_behavior_zoomMouseup() {
if (d3_behavior_zoomPanning) {
+ if (d3_behavior_zoomMoved) d3_behavior_zoomStopClick = true;
d3_behavior_zoomMousemove();
d3_behavior_zoomPanning = null;
}
}
+function d3_behavior_zoomClick() {
+ if (d3_behavior_zoomStopClick) {
+ d3.event.stopPropagation();
+ d3.event.preventDefault();
+ d3_behavior_zoomStopClick = false;
+ }
+}
+
function d3_behavior_zoomTo(z, x0, x1) {
var K = Math.pow(2, (d3_behavior_zoomXyz[2] = z) - x1[2]),
x = d3_behavior_zoomXyz[0] = x0[0] - K * x1[0],
View
10 src/core/array.js
@@ -1,13 +1,13 @@
var d3_array = d3_arraySlice; // conversion for NodeLists
-function d3_arrayCopy(psuedoarray) {
- var i = -1, n = psuedoarray.length, array = [];
- while (++i < n) array.push(psuedoarray[i]);
+function d3_arrayCopy(pseudoarray) {
+ var i = -1, n = pseudoarray.length, array = [];
+ while (++i < n) array.push(pseudoarray[i]);
return array;
}
-function d3_arraySlice(psuedoarray) {
- return Array.prototype.slice.call(psuedoarray);
+function d3_arraySlice(pseudoarray) {
+ return Array.prototype.slice.call(pseudoarray);
}
try {
View
2  src/core/core.js
@@ -1 +1 @@
-d3 = {version: "1.29.6"}; // semver
+d3 = {version: "1.29.7"}; // semver
View
2  src/layout/chord.js
@@ -85,7 +85,7 @@ d3.layout.chord = function() {
if (source.value || target.value) {
chords.push(source.value < target.value
? {source: target, target: source}
- : {source: source, target: target})
+ : {source: source, target: target});
}
}
}
View
23 src/layout/force.js
@@ -63,10 +63,10 @@ d3.layout.force = function() {
l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
x *= l;
y *= l;
- t.x -= x;
- t.y -= y;
- s.x += x;
- s.y += y;
+ t.x -= x / t.weight;
+ t.y -= y / t.weight;
+ s.x += x / s.weight;
+ s.y += y / s.weight;
}
}
@@ -181,6 +181,7 @@ d3.layout.force = function() {
for (i = 0; i < n; ++i) {
(o = nodes[i]).index = i;
+ o.weight = 0;
}
distances = [];
@@ -191,6 +192,8 @@ d3.layout.force = function() {
if (typeof o.target == "number") o.target = nodes[o.target];
distances[i] = linkDistance.call(this, o, i);
strengths[i] = linkStrength.call(this, o, i);
+ ++o.source.weight;
+ ++o.target.weight;
}
for (i = 0; i < n; ++i) {
@@ -262,7 +265,7 @@ d3.layout.force = function() {
function dragdown(d, i) {
var m = d3_layout_forcePoint(this.parentNode);
- (d3_layout_forceDragNode = d).fixed = true;
+ (d3_layout_forceDragNode = d).fixed |= 2;
d3_layout_forceDragMoved = false;
d3_layout_forceDragElement = this;
d3_layout_forceDragForce = force;
@@ -281,13 +284,11 @@ var d3_layout_forceDragForce,
d3_layout_forceDragElement;
function d3_layout_forceDragOver(d) {
- d.fixed = true;
+ d.fixed |= 2;
}
function d3_layout_forceDragOut(d) {
- if (d !== d3_layout_forceDragNode) {
- d.fixed = false;
- }
+ if (d !== d3_layout_forceDragNode) d.fixed &= 1;
}
function d3_layout_forcePoint(container) {
@@ -302,7 +303,7 @@ function d3_layout_forceDragMove() {
// O NOES! The drag element was removed from the DOM.
if (!parent) {
- d3_layout_forceDragNode.fixed = false;
+ d3_layout_forceDragNode.fixed &= 1;
d3_layout_forceDragOffset = d3_layout_forceDragNode = d3_layout_forceDragElement = null;
return;
}
@@ -328,7 +329,7 @@ function d3_layout_forceDragUp() {
if (d3.event.type === "mouseup") d3_layout_forceDragMove();
}
- d3_layout_forceDragNode.fixed = false;
+ d3_layout_forceDragNode.fixed &= 1;
d3_layout_forceDragForce =
d3_layout_forceDragOffset =
d3_layout_forceDragNode =
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