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你好,我目前在d3中有一個堆疊的條形圖,js目前不會過渡。 圖表能夠更新但遺憾的是沒有過渡:( 我下的感覺,有一個1號線修復了這一點。 請幫助! 把這個從 http://bl.ocks.org/anotherjavadude/2940908d3過渡堆積條形圖
<!DOCTYPE html>
<html>
<head>
<title>Simple Stack</title>
<script src="http://d3js.org/d3.v3.js"></script>
<style>
svg {
border: solid 1px #ccc;
font: 10px sans-serif;
shape-rendering: crispEdges;
}
</style>
</head>
<body>
<div id="viz"></div>
<script type="text/javascript">
var w = 960,
h = 500
// create canvas
var svg = d3.select("#viz").append("svg:svg")
.attr("class", "chart")
.attr("width", w)
.attr("height", h)
.append("svg:g")
.attr("transform", "translate(10,470)");
x = d3.scale.ordinal().rangeRoundBands([0, w-800])
y = d3.scale.linear().range([0, h-100])
z = d3.scale.ordinal().range(["blue", "lightblue"])
// console.log("RAW MATRIX---------------------------");
// 3 columns: ID,c1,c2
var matrix = [
[ 1, 5871, 8916]
];
// console.log(matrix)
var matrix2 = [
[ 1, 21, 800]
];
function rand_it(x){
return Math.floor((Math.random() * x) + 1);
}
function render(matrix){
var t = d3.transition()
.duration(300);
// remove
svg.selectAll("g.valgroup")
.remove();
svg.selectAll("rect")
.transition(t)
.remove();
var remapped =["c1","c2"].map(function(dat,i){
return matrix.map(function(d,ii){
return {x: ii, y: d[i+1] };
})
});
console.log("NEW ONE !!!\n",matrix[0]);
// console.log("LAYOUT---------------------------");
var stacked = d3.layout.stack()(remapped)
x.domain(stacked[0].map(function(d) { return d.x; }));
y.domain([0, d3.max(stacked[stacked.length - 1], function(d) { return d.y0 + d.y; })]);
// Add a group for each column.
var valgroup = svg.selectAll("g.valgroup")
.data(stacked)
.enter().append("svg:g")
.classed("valgroup", true)
.style("fill", function(d, i) { return z(i); })
.style("stroke", function(d, i) { return d3.rgb(z(i)).darker(); });
// Add a rect for each date.
var rect = valgroup.selectAll("rect")
.data(function(d){return d;})
.enter().append("svg:rect")
.transition(t)
.attr("x", function(d) { return x(d.x); })
.attr("y", function(d) { return -y(d.y0) - y(d.y); })
.attr("height", function(d) { return y(d.y); })
.attr("width", x.rangeBand());
// column
rect.selectAll("rect")
.transition() // this is to create animations
.duration(500) // 500 millisecond
.ease("bounce")
.delay(500)
.attr("x", function(d) { return x(d.x); })
.attr("y", function(d) { return -y(d.y0) - y(d.y); })
.attr("height", function(d) { return y(d.y); })
.attr("width", x.rangeBand());
};
render(matrix);
setInterval(function() { render([[1, rand_it(10), rand_it(50)]]); console.log("2"); }, 5000);
</script>
</body>
</html>
非常感謝!!!! 我是一個newbe這:( –