lots of refactoring, prepare for dynamic updates

This commit is contained in:
Nils Schneider 2012-06-06 01:19:31 +02:00
parent 7c7507584a
commit 9b35c99381
4 changed files with 301 additions and 249 deletions

View file

@ -8,11 +8,17 @@
color: #333; color: #333;
} }
line.link { .link line {
stroke: #333; stroke: #333;
stroke-opacity: 1; stroke-opacity: 1;
} }
.link .label {
fill: transparent;
stroke: #C83771;
stroke-width: 1px;
}
.strength { .strength {
font-size: 10px; font-size: 10px;
fill: #C83771; fill: #C83771;

View file

@ -1,159 +1,175 @@
function zigzag_amplitude(d) {
return d.amplitude;
}
function zigzag_len(d) {
return d.len;
}
function zigzag_angularFrequency(d) {
return d.angularFrequency;
}
d3.svg.zigzag = function() {
var amplitude = zigzag_amplitude,
len = zigzag_len,
angularFrequency = zigzag_angularFrequency;
function zigzag() {
var A = amplitude.apply(this, arguments),
l = len.apply(this, arguments),
ω = angularFrequency.apply(this, arguments) + 1;
start = -l/2;
end = l/2;
step = l/ω;
var s = "M" + start + ",0"
for (var i = 1; i<ω; i++)
s += "L" + (start + i*step) + "," + ((i%2)?A:-A);
s += "L" + end + ",0"
return s;
}
zigzag.amplitude = function(v) {
if (!arguments.length) return amplitude;
amplitude = d3.functor(v);
return zigzag;
};
zigzag.len = function(v) {
if (!arguments.length) return len;
len = d3.functor(v);
return zigzag;
};
zigzag.angularFrequency = function(v) {
if (!arguments.length) return angularFrequency;
angularFrequency = d3.functor(v);
return zigzag;
};
return zigzag;
};
function getOffset( el ) { function getOffset( el ) {
var _x = 0; var _x = 0, _y = 0
var _y = 0;
while( el && !isNaN( el.offsetLeft ) && !isNaN( el.offsetTop ) ) { while( el && !isNaN( el.offsetLeft ) && !isNaN( el.offsetTop ) ) {
_x += el.offsetLeft - el.scrollLeft; _x += el.offsetLeft - el.scrollLeft
_y += el.offsetTop - el.scrollTop; _y += el.offsetTop - el.scrollTop
el = el.offsetParent; el = el.offsetParent
} }
return { top: _y, left: _x }; return { top: _y, left: _x }
} }
var offset = getOffset(document.getElementById('chart')); var offset = getOffset(document.getElementById('chart'))
var w = window.innerWidth - offset.left, var w = window.innerWidth - offset.left,
h = window.innerHeight - offset.top, h = window.innerHeight - offset.top,
fill = d3.scale.category20(); fill = d3.scale.category20()
var cp = d3.select("#chart").append("div") var cp = d3.select("#chart").append("div")
.attr("id", "controlpanel"); .attr("id", "controlpanel")
var btns = cp.append("div") var btns = cp.append("div")
.attr("class", "btn-group") .attr("class", "btn-group")
.attr("data-toggle", "buttons-radio"); .attr("data-toggle", "buttons-radio")
btns.append("button") btns.append("button")
.attr("class", "btn active left") .attr("class", "btn active left")
.attr("value", "all") .attr("value", "all")
.text("Alles") .text("Alles")
.on("click", update_graph); .on("click", update_graph)
btns.append("button") btns.append("button")
.attr("class", "btn right") .attr("class", "btn right")
.attr("value", "mesh") .attr("value", "mesh")
.text("nur Mesh") .text("nur Mesh")
.on("click", update_graph); .on("click", update_graph)
cp.append("label") cp.append("label")
.text("Knoten hervorheben:"); .text("Knoten hervorheben:")
cp.append("br"); cp.append("br")
cp.append("input") cp.append("input")
.on("keyup", function(){show_node(this.value)}) .on("keyup", function(){show_node(this.value)})
.on("change", function(){show_node(this.value)}); .on("change", function(){show_node(this.value)})
function show_node(mac) { function show_node(mac) {
d3.selectAll("#chart .node").classed("marked", false); d3.selectAll("#chart .node")
if (mac.length == 0) .classed("marked", false)
return;
d3.selectAll("#chart .node").each( function(d) { if (mac.length == 0)
return
d3.selectAll("#chart .node")
.each( function(d) {
if (d.id == mac) if (d.id == mac)
d3.select(this).classed("marked", true); d3.select(this)
.classed("marked", true)
}) })
} }
var hashstr = window.location.hash.substring(1); var hashstr = window.location.hash.substring(1)
function isConnected(a, b) {
return linkedByIndex[a.index + "," + b.index] ||
linkedByIndex[b.index + "," + a.index] ||
a.index == b.index
}
function fade(opacity) {
return function(d) {
vis.selectAll("g.node")
  .style("stroke-opacity", function(o) {
var connected = isConnected(d, o)
if (connected && opacity != 1)
d3.select(this)
.classed("highlight", true)
else
d3.select(this)
.classed("highlight", false)
        thisOpacity = connected?1:opacity
   this.setAttribute('fill-opacity', thisOpacity)
        return thisOpacity
 })
vis.selectAll(".link *")
  .style("stroke-opacity", function(o) {
 return o.source === d || o.target === d ? 1 : opacity
 })
  }
}
function show_node_info(d) {
if (typeof nodeinfo !== 'undefined')
nodeinfo.remove();
nodeinfo = d3.select("#chart")
.append("div")
.attr("id", "nodeinfo")
nodeinfo.append("h1")
.text(d.name)
nodeinfo.append("p")
.text("primary: " + d.id)
nodeinfo.append("p")
.text("macs: " + d.macs)
nodeinfo.append("p")
.text(d.gps)
}
function update_graph() { function update_graph() {
var value = jQuery(this).val() var value = jQuery(this).val()
update(data, value)
render_graph(value);
} }
render_graph("all"); var i, j
function render_graph(type) { var vis = d3.select("#chart").append("svg")
d3.select("#chart svg").remove();
var vis = d3.select("#chart").append("svg")
.attr("width", w) .attr("width", w)
.attr("height", h); .attr("height", h)
vis.append("g").attr("class", "links")
vis.append("g").attr("class", "nodes")
d3.json("nodes.json", function(json) { var linkedByIndex
var force = d3.layout.force()
var force = d3.layout.force()
.charge(-100) .charge(-100)
.gravity(0.02) .gravity(0.02)
.friction(0.75) .friction(0.75)
.theta(0.1) .theta(0.1)
.linkDistance(function (d) { return d.distance; })
.linkStrength(function (d) { return d.strength; })
.nodes(json.nodes)
.links(json.links)
.size([w, h]) .size([w, h])
.start();
  var linkedByIndex = {}; force.on("tick", function() {
var link = vis.selectAll(".link")
  json.links.forEach(function(d) { link.selectAll("line")
      linkedByIndex[d.source.index + "," + d.target.index] = 1; .attr("x1", function(d) { return d.source.x })
  }); .attr("y1", function(d) { return d.source.y })
.attr("x2", function(d) { return d.target.x })
.attr("y2", function(d) { return d.target.y })
  json.links.forEach(function(d) { link.selectAll(".label")
var node, other; .attr("transform", function(d) {
π = Math.PI
Δx = d.source.x - d.target.x
Δy = d.source.y - d.target.y
m = Δy/Δx
α = Math.atan(m)
α += Δx<0?π:0
sin = Math.sin(α)
cos = Math.cos(α)
x = (Math.min(d.source.x, d.target.x) + Math.abs(Δx) / 2)
y = (Math.min(d.source.y, d.target.y) + Math.abs(Δy) / 2)
return "matrix(" + [cos, sin, -sin, cos, x, y].join(",") + ")"
})
vis.selectAll(".node").attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")";
})
})
var data
d3.json("nodes.json", function(json) {
force.linkDistance(function (d) { return d.distance; })
.linkStrength(function (d) { return d.strength; })
.start()
json.links.forEach(function(d) {
var node, other
if (d.source.group == 2) { if (d.source.group == 2) {
node = d.target; node = d.target;
@ -171,118 +187,103 @@ function render_graph(type) {
node.uplinks.push(other); node.uplinks.push(other);
} }
  }); })
var linkdata = json.links; data = json;
if (type == "mesh") update(data, "all")
linkdata = json.links.filter( function (d) { })
return d.source.group != 2 && d.target.group != 2 &&
d.source.group != 3 && d.target.group != 3;
});
function update(src, type) {
var linkdata = data.links;
var link = vis.selectAll("line.link") var links = force.links(data.links
.data(linkdata) .filter(function (d) {
.enter().append("line") return type != "mesh" ||
d.source.group != 2 &&
d.source.group != 3 &&
d.target.group != 2 &&
d.target.group != 3
})
).links()
var link = vis.select("g.links")
.selectAll("g.link")
.data(links, function(d) {
return d.id || (d.id = ++j)
})
var linkEnter = link.enter().append("g")
.attr("class", "link") .attr("class", "link")
.style("stroke-width", function(d) { return Math.min(1, d.strength * 2); });
var linklabel = vis.selectAll("g") linkEnter.append("line")
.data(linkdata.filter(function (d) {return d.quality != "TT" && d.quality != "1.000"})) .style("stroke-width", function(d) {
.enter() return Math.min(1, d.strength * 2)
.append("g") })
linkEnter.filter(function (d) {
return d.quality != "TT" && d.quality != "1.000"
})
.append("path") .append("path")
.attr("d", d3.svg.zigzag().amplitude(function (d) { .attr("class", "label")
.attr("d", d3.svg.zigzag()
.amplitude(function (d) {
return Math.pow((1 - 1/d.quality), 0.5) * 8; return Math.pow((1 - 1/d.quality), 0.5) * 8;
}).len(30).angularFrequency(4)
/*
d3.svg.arc().outerRadius(5).innerRadius(0)
.startAngle( function (d) {
return Math.PI/d.quality - Math.PI/2;
}) })
.endAngle( function (d) { .len(30)
return -Math.PI/d.quality - Math.PI/2; .angularFrequency(4)
})
*/
) )
.attr("fill", "transparent")
.attr("stroke", "#C83771")
.attr("stroke-width", "1px")
    function isConnected(a, b) { link.exit().remove()
        return linkedByIndex[a.index + "," + b.index] || linkedByIndex[b.index + "," + a.index] || a.index == b.index;
    }
var nodes = force.nodes(data.nodes
.filter(function (d) {
return type != "mesh" ||
(d.group != 2 && d.group != 3)
})
).nodes()
 function fade(opacity) { var node = vis.select("g.nodes")
        return function(d) { .selectAll("g.node")
            node.style("stroke-opacity", function(o) { .data(nodes,
var connected = isConnected(d, o); function(d) {
return d.id || (d.id = ++i)
if (connected && opacity != 1)
d3.select(this).classed("highlight", true);
else
d3.select(this).classed("highlight", false);
                thisOpacity = connected ? 1 : opacity;
                this.setAttribute('fill-opacity', thisOpacity);
                return thisOpacity;
            });
            link.style("stroke-opacity", function(o) {
                return o.source === d || o.target === d ? 1 : opacity;
            });
            linklabel.style("opacity", function(o) {
                return o.source === d || o.target === d ? 1 : opacity;
            });
        };
    }
function show_node_info(d) {
if (!(typeof nodeinfo === 'undefined'))
nodeinfo.remove();
nodeinfo = d3.select("#chart").append("div")
.attr("id", "nodeinfo");
nodeinfo.append("h1")
.text(d.name);
nodeinfo.append("p")
.text("primary: " + d.id);
nodeinfo.append("p")
.text("macs: " + d.macs);
nodeinfo.append("p")
.text(d.gps);
} }
)
var node = vis.selectAll("svg.node") var nodeEnter = node.enter().append("g")
.data(json.nodes.filter(function (d) {
return type != "mesh" || (d.group != 2 && d.group != 3);
}))
.enter().append("g")
.attr("class", "node") .attr("class", "node")
.on("mouseover", fade(.2)) .on("mouseover", fade(.2))
.on("mouseout", fade(1)) .on("mouseout", fade(1))
.on("click", show_node_info) .on("click", show_node_info)
.call(force.drag); .call(force.drag)
node.append("ellipse") nodeEnter.append("ellipse")
.attr("rx", function(d) { if (d.group == 3) return 4; else return Math.max(10, d.name.length * 5); }) .attr("rx", function(d) {
.attr("ry", function(d) { if (d.group == 3) return 4; else return 10; }) if (d.group == 3) return 4
.style("fill", function(d) { if (d.group == 3) return fill(d.group); else return ""; }) else return Math.max(10, d.name.length * 5)
.style("stroke", function(d) { return fill(d.group); }); })
.attr("ry", function(d) {
if (d.group == 3) return 4
else return 10
})
.style("fill", function(d) {
if (d.group == 3) return fill(d.group)
else return ""
})
.style("stroke", function(d) {
return fill(d.group)
})
node.append("text") nodeEnter.filter(function(d) {
return d.group != 3
})
.append("text")
.attr("text-anchor", "middle") .attr("text-anchor", "middle")
.attr("y", "4px") .attr("y", "4px")
.text(function(d) { if (d.group == 3) return ""; else return d.name; }); .text(function(d) { return d.name })
node.append("title") nodeEnter.append("title")
.text(function(d) { return d.macs; }); .text(function(d) { return d.macs })
if (type == "mesh") { if (type == "mesh") {
var uplink_info = node.filter(function (d) { var uplink_info = node.filter(function (d) {
@ -294,7 +295,10 @@ function render_graph(type) {
.append("g"); .append("g");
uplink_info.append("path") uplink_info.append("path")
.attr("d","m -2.8850049,-13.182327 c 7.5369165,0.200772 12.1529864,-1.294922 12.3338513,-10.639456 l 2.2140476,1.018191 -3.3137621,-5.293097 -3.2945999,5.20893 2.4339957,-0.995747 c -0.4041883,5.76426 -1.1549641,10.561363 -10.3735326,10.701179 z") .attr("d","m -2.8850049,-13.182327"
+ "c 7.5369165,0.200772 12.1529864,-1.294922 12.3338513,-10.639456"
+ "l 2.2140476,1.018191 -3.3137621,-5.293097 -3.2945999,5.20893 2.4339957,-0.995747"
+ "c -0.4041883,5.76426 -1.1549641,10.561363 -10.3735326,10.701179 z")
.style("fill", "#333"); .style("fill", "#333");
uplink_info.append("text") uplink_info.append("text")
@ -303,32 +307,16 @@ function render_graph(type) {
.text(function (d) {return d.uplinks.length}); .text(function (d) {return d.uplinks.length});
} }
force.on("tick", function() { node.exit().remove()
link.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
linklabel force.start()
.attr("transform", function(d) {
π = Math.PI;
Δx = d.source.x - d.target.x;
Δy = d.source.y - d.target.y;
m = Δy/Δx;
α = Math.atan(m);
α += Δx<0?π:0;
sin = Math.sin(α);
cos = Math.cos(α);
x = (Math.min(d.source.x, d.target.x) + Math.abs(Δx) / 2)
y = (Math.min(d.source.y, d.target.y) + Math.abs(Δy) / 2)
return "matrix(" + [cos, sin, -sin, cos, x, y].join(",") + ")";
});
node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; }); linkedByIndex = {}
});
links.forEach(function(d) {
linkedByIndex[d.source.index + "," + d.target.index] = 1
})
if (hashstr.length != 0) if (hashstr.length != 0)
show_node(hashstr); show_node(hashstr)
});
} }

View file

@ -10,6 +10,7 @@
<script type="text/javascript" src="d3.js"></script> <script type="text/javascript" src="d3.js"></script>
<script src='d3.layout.js' type='text/javascript'> </script> <script src='d3.layout.js' type='text/javascript'> </script>
<script src='d3.geom.js' type='text/javascript'> </script> <script src='d3.geom.js' type='text/javascript'> </script>
<script type="text/javascript" src="zigzag.js"></script>
</head> </head>
<body> <body>
<header> <header>

57
html/zigzag.js Normal file
View file

@ -0,0 +1,57 @@
function zigzag_amplitude(d) {
return d.amplitude;
}
function zigzag_len(d) {
return d.len;
}
function zigzag_angularFrequency(d) {
return d.angularFrequency;
}
d3.svg.zigzag = function() {
var amplitude = zigzag_amplitude,
len = zigzag_len,
angularFrequency = zigzag_angularFrequency;
function zigzag() {
var A = amplitude.apply(this, arguments),
l = len.apply(this, arguments),
ω = angularFrequency.apply(this, arguments) + 1;
start = -l/2;
end = l/2;
step = l/ω;
var s = "M" + start + ",0";
for (var i = 1; i<ω; i++)
s += "L" + (start + i*step) + "," + ((i%2)?A:-A);
s += "L" + end + ",0";
return s;
}
zigzag.amplitude = function(v) {
if (!arguments.length) return amplitude;
amplitude = d3.functor(v);
return zigzag;
};
zigzag.len = function(v) {
if (!arguments.length) return len;
len = d3.functor(v);
return zigzag;
};
zigzag.angularFrequency = function(v) {
if (!arguments.length) return angularFrequency;
angularFrequency = d3.functor(v);
return zigzag;
};
return zigzag;
};