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demo3-d3-v4-arc.html
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demo3-d3-v4-arc.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<!-- <script type="text/javascript" src="js/plugins/d3/d3.v3.min.js"></script>-->
<script type="text/javascript" src="js/plugins/d3/d3.v4.js"></script>
<script type="text/javascript" src="js/plugins/jquery/jquery-1.9.1.js"></script>
<link rel="stylesheet" href="css/demo.css"/>
</head>
<body>
<script type="text/javascript">
d3.json("./js/data/data2.json", function(json) {
function GroupExplorer(wrapper,config){
var defaultConfig={
data:{"nodes":[],"links":[]},
width:window.innerWidth,
height:window.innerHeight-17,
distance:100
};
$.extend(true,defaultConfig,config);
defaultConfig.data.links.forEach(function (e) {
if(typeof e.source!="number"&&typeof e.target!="number"){
var sourceNode = defaultConfig.data.nodes.filter(function (n) {
return n.name === e.source;
})[0],
targetNode = defaultConfig.data.nodes.filter(function (n) {
return n.name === e.target;
})[0];
e.source = sourceNode;
e.target = targetNode;
}
});
var _this=this,highlighted=null,dependsNode=[],dependsLinkAndText=[];
var zoom = d3.zoom()
.scaleExtent([0.2,10])
.on("zoom",function(){
_this.zoomed();
});
this.vis = d3.select("body").append("svg:svg")
.attr("width", defaultConfig.width)
.attr("height", defaultConfig.height)
.call(zoom).on("dblclick.zoom", null);
this.vis=this.vis.append('g').attr('class','all')
.attr("width", defaultConfig.width)
.attr("height", defaultConfig.height);
this.force = d3.forceSimulation()
.nodes(defaultConfig.data.nodes)
.force("link", d3.forceLink(defaultConfig.data.links).distance(defaultConfig.distance))
.force("charge", d3.forceManyBody())
.force("center", d3.forceCenter(defaultConfig.width / 2, defaultConfig.height / 2))
.force("charge",d3.forceManyBody())
.force("collide",d3.forceCollide(60).strength(0.2).iterations(5))
this.vis.append("svg:defs").selectAll("marker")
.data(["end"])
.enter().append("svg:marker")
.attr("id","arrow")
.attr('class','arrow')
.attr("viewBox", "0 -5 10 10")
.attr("refX", 27)
.attr("refY", 0)
.attr("markerWidth", 9)
.attr("markerHeight", 16)
.attr("markerUnits","userSpaceOnUse")
.attr("orient", "auto")
.append("svg:path")
.attr("d", "M0,-5L10,0L0,5")
.attr('fill','#666');
this.link = this.vis.selectAll("line.link")
.data(defaultConfig.data.links)
.enter().append("svg:path")
.attr("class", "link")
.attr('stroke-width',1)
.attr('id', function (d) {
return d.source.index + '_' + d.target.index
})
.attr('marker-end', function (d) {
if (d.source.index == d.target.index) {
return false; //不应该有指向自己的关系 异常处理
} else {
return "url(#arrow)"
}
})
.attr('stroke','#18a1cf')
.attr('fill','none');
var dragstart=function(d, i) {
console.info(d3.event.subject)
_this.force.stop();
d3.event.sourceEvent.stopPropagation();
};
var dragmove=function(d, i) {
d.px += d3.event.dx;
d.py += d3.event.dy;
d.x += d3.event.dx;
d.y += d3.event.dy;
_this.tick();
};
var dragend=function(d, i) {
d3.event.subject.fx = null;
d3.event.subject.fy = null;
_this.force.restart();
_this.tick();
};
this.nodeDrag = d3.drag()
.on("start", dragstart)
.on("drag", dragmove)
.on("end", dragend);
this.highlightObject=function(obj){
if (obj) {
var objIndex= obj.index;
dependsNode=dependsNode.concat([objIndex]);
dependsLinkAndText=dependsLinkAndText.concat([objIndex]);
defaultConfig.data.links.forEach(function(lkItem){
if(objIndex==lkItem['source']['index']){
dependsNode=dependsNode.concat([lkItem.target.index])
}else if(objIndex==lkItem['target']['index']){
dependsNode=dependsNode.concat([lkItem.source.index])
}
});
_this.node.classed('inactive',function(d){
return (dependsNode.indexOf(d.index)==-1)
});
_this.link.classed('inactive', function(d) {
return ((dependsLinkAndText.indexOf(d.source.index)==-1)&&(dependsLinkAndText.indexOf(d.target.index)==-1))
});
_this.linetext.classed('inactive',function(d){
return ((dependsLinkAndText.indexOf(d.source.index)==-1)&&(dependsLinkAndText.indexOf(d.target.index)==-1))
});
} else {
_this.node.classed('inactive', false);
_this.link.classed('inactive', false);
_this.linetext.classed('inactive', false);
}
};
this.highlightToolTip=function(obj){
if(obj){
_this.tooltip.html("<div class='title'>"+obj.name+"的资料</div><table class='detail-info'><tr><td class='td-label'>照片：</td><td>xxx</td></tr>" +
"<tr><td class='td-label'>其他：</td><td>xxx</td></tr><tr><td class='td-label'>链接：</td><td><a href='http://www.cnblogs.com/leyi'>韭菜茄子的博客</a></td></tr></table>")
.style("left",(d3.event.pageX+20)+"px")
.style("top",(d3.event.pageY-20)+"px")
.style("opacity",1.0);
}else{
_this.tooltip.style("opacity",0.0);
}
};
this.tooltip=d3.select("body").append("div")
.attr("class","tooltip")
.attr("opacity",0.0)
.on('dblclick',function(){
d3.event.stopPropagation();
})
.on('mouseover',function(){
if (_this.node.mouseoutTimeout) {
clearTimeout(_this.node.mouseoutTimeout);
_this.node.mouseoutTimeout = null;
}
})
.on('mouseout',function(){
if (_this.node.mouseoutTimeout) {
clearTimeout(_this.node.mouseoutTimeout);
_this.node.mouseoutTimeout = null;
}
_this.node.mouseoutTimeout=setTimeout(function() {
_this.highlightToolTip(null);
}, 300);
});
this.node = this.vis.selectAll("g.node")
.data(defaultConfig.data.nodes)
.enter().append("svg:g")
.attr("class", "node")
.call(_this.nodeDrag)
.on('mouseover', function(d) {
if (_this.node.mouseoutTimeout) {
clearTimeout(_this.node.mouseoutTimeout);
_this.node.mouseoutTimeout = null;
}
_this.highlightToolTip(d);
})
.on('mouseout', function() {
if (_this.node.mouseoutTimeout) {
clearTimeout(_this.node.mouseoutTimeout);
_this.node.mouseoutTimeout = null;
}
_this.node.mouseoutTimeout=setTimeout(function() {
_this.highlightToolTip(null);
}, 300);
})
.on('dblclick',function(d){
_this.highlightObject(d);
d3.event.stopPropagation();
});
d3.select("body").on('dblclick',function(){
dependsNode=dependsLinkAndText=[];
_this.highlightObject(null);
});
this.node.append("svg:image")
.attr("class", "circle")
.attr("xlink:href", "images/mobile.png")
.attr("x", "-15px")
.attr("y", "-15px")
.attr("width", "30px")
.attr("height", "30px");
this.node.append("svg:text")
.attr("class", "nodetext")
.attr("dy", "30px")
.attr('text-anchor','middle')
.text(function(d) { return d.name })
this.linetext=this.vis.selectAll('.linetext')
.data(defaultConfig.data.links)
.enter()
.append("text")
.append('avg:textPath')
.attr("class","linetext")
.attr("startOffset", "50%")
.attr("text-anchor", "middle")
.attr("xlink:href", function(d) {
if (d.source.index == d.target.index) {
return false; //不应该有指向自己的关系 异常处理
} else {
return "#" + d.source.index + "_" + d.target.index;
}
})
.text(function(d){
return d.value; //关系文字
})
.attr('fill','#18a1cf');
this.zoomed=function(){
_this.vis.attr("transform", d3.event.transform);
};
var findMaxWeightNode=function(){
var baseWeight= 1,baseNode;
defaultConfig.data.nodes.forEach(function(item){
console.info(item)
if(item.weight>baseWeight){
baseWeight=item.weight
baseNode=item
}
});
return baseNode;
};
var arcPath=function(leftHand, d) {
var start = leftHand ? d.source : d.target,
end = leftHand ? d.target : d.source,
dx = end.x - start.x,
dy = end.y - start.y,
dr = Math.sqrt(dx * dx + dy * dy),
sweep = leftHand ? 0 : 1;
return "M" + start.x + "," + start.y + "A" + dr + "," + dr +
" 0 0," + sweep + " " + end.x + "," + end.y;
};
this.tick=function() {
_this.link.attr("d", function(d) {
//弧线路径位置
return arcPath(false, d);
});
//关系文字显示的位置
_this.linetext.attr("d", function(d) {
return arcPath(d.source.x < d.target.x, d);
});
_this.node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
};
_this.force.on("tick", this.tick);
}
new GroupExplorer('body',{
data:json
});
});
</script>
</body>
</html>