1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
(function(){
function d3_plot(container) {
this.opt = {
w:550, h:200, margin:30
};
this.element = container.append("svg:svg")
.classed("d3.plot_plot",true)
.attr("width", this.opt.w)
.attr("height", this.opt.h);
this.element.append("svg:text")
.classed("d3-plot_wait", true)
.attr("x", this.opt.w/2)
.attr("y", this.opt.h/2)
.attr("text-anchor", "middle")
.text("Bitte warten");
};
d3_plot.prototype = {
draw: function(data) {
var x_min = d3.min(data, function(d){return d[0];}),
x_max = d3.max(data, function(d){return d[0];}),
y_min = d3.min(data, function(d){return d[1];}),
y_max = d3.max(data, function(d){return d[1];});
var x = d3.time.scale()
.domain([x_min, x_max])
.range([0+this.opt.margin, this.opt.w-this.opt.margin]);
var y = d3.scale.linear()
.domain([y_min, y_max])
.range([0+this.opt.margin, this.opt.h-(this.opt.margin/2)]);
var g = this.element.append("svg:g")
.attr("transform", "translate(0, "+this.opt.h+")");
var line = d3.svg.line()
.x(function(d,i){ return x(d[0]); })
.y(function(d) {return -1*y(d[1]);});
g.append("svg:path")
.attr("d", line(data));
// Axes X-Line
g.append("svg:line")
.attr("x1", 0)
.attr("y1", -1*y(y_min))
.attr("x2", x(x_max))
.attr("y2", -1 * y(y_min));
// Tick Labels
var tick_format = d3.time.format("%d.%m");
g.selectAll(".xlabel")
.data(x.ticks(5)).enter()
.append("svg:text")
.text(function(d){return tick_format(d);})
.attr("x", function(d) {return x(d);})
.attr("y", -5)
.attr("text-anchor", "middle");
g.selectAll(".ylabel")
.data(y.ticks(5)).enter()
.append("svg:text")
.text(String)
.attr("x", 0)
.attr("y", function(d) {return -1*y(d);})
.attr("text-anchor", "right");
// X-Lines
g.selectAll(".xlines")
.data(x.ticks(5)).enter()
.append("svg:line")
.style("fill", "none")
.style("stroke", "#000000")
.style("stroke-width", 0.5)
.style("stroke-dasharray", "6,1")
.attr("x1", function(d){return x(d);})
.attr("y1", -1*y(y_min)+(this.opt.margin/3))
.attr("x2", function(d){return x(d);})
.attr("y2", -1*y(y_max));
//
this.element.select(".d3-plot_wait").style("display","none");
}
};
d3.plot = function(container) {
return new d3_plot(container);
};
})();
|
