plotters.js
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JS
890 行
return group;
}, CurvedArea:function (data, plotarea, plot, applyTo) {
var tension = 3;
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
if (data.length == 0) {
return group;
}
var path = document.createElement("v:shape");
path.setAttribute("strokeweight", "1px");
path.setAttribute("strokecolor", data[0].series.color);
path.setAttribute("fillcolor", data[0].series.color);
path.setAttribute("coordsize", (area.right - area.left) + "," + (area.bottom - area.top));
path.style.position = "absolute";
path.style.top = "0px";
path.style.left = "0px";
path.style.width = area.right - area.left + "px";
path.style.height = area.bottom - area.top + "px";
var stroke = document.createElement("v:stroke");
stroke.setAttribute("opacity", "0.8");
path.appendChild(stroke);
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.4");
path.appendChild(fill);
var cmd = [];
var r = 3;
for (var i = 0; i < data.length; i++) {
var x = Math.round(plot.axisX.getCoord(data[i].x, plotarea, plot));
var y = Math.round(plot.axisY.getCoord(data[i].y, plotarea, plot));
if (i == 0) {
cmd.push("m");
cmd.push(x + "," + y);
} else {
var lastx = Math.round(plot.axisX.getCoord(data[i - 1].x, plotarea, plot));
var lasty = Math.round(plot.axisY.getCoord(data[i - 1].y, plotarea, plot));
var dx = x - lastx;
var dy = y - lasty;
cmd.push("c");
var cx = Math.round((x - (tension - 1) * (dx / tension)));
cmd.push(cx + "," + lasty);
cx = Math.round((x - (dx / tension)));
cmd.push(cx + "," + y);
cmd.push(x + "," + y);
}
var c = document.createElement("v:oval");
c.setAttribute("strokeweight", "1px");
c.setAttribute("strokecolor", data[i].series.color);
c.setAttribute("fillcolor", data[i].series.color);
var str = document.createElement("v:stroke");
str.setAttribute("opacity", "0.8");
c.appendChild(str);
str = document.createElement("v:fill");
str.setAttribute("opacity", "0.6");
c.appendChild(str);
var s = c.style;
s.position = "absolute";
s.top = (y - r) + "px";
s.left = (x - r) + "px";
s.width = (r * 2) + "px";
s.height = (r * 2) + "px";
group.appendChild(c);
if (applyTo) {
applyTo(c, data[i].src);
}
}
cmd.push("l");
cmd.push(x + "," + Math.round(plot.axisY.getCoord(plot.axisX.origin, plotarea, plot)));
cmd.push("l");
cmd.push(Math.round(plot.axisX.getCoord(data[0].x, plotarea, plot)) + "," + Math.round(plot.axisY.getCoord(plot.axisX.origin, plotarea, plot)));
path.setAttribute("path", cmd.join(" ") + " x e");
group.appendChild(path);
return group;
}, HighLow:function (data, plotarea, plot, applyTo) {
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
var n = data.length;
var part = ((area.right - area.left) / (plot.axisX.range.upper - plot.axisX.range.lower)) / 4;
var w = part * 2;
for (var i = 0; i < n; i++) {
var high = data[i].high;
var low = data[i].low;
if (low > high) {
var t = low;
low = high;
high = t;
}
var x = plot.axisX.getCoord(data[i].x, plotarea, plot) - (w / 2);
var y = plot.axisY.getCoord(high, plotarea, plot);
var h = plot.axisY.getCoord(low, plotarea, plot) - y;
var bar = document.createElement("v:rect");
bar.style.position = "absolute";
bar.style.top = y + 1 + "px";
bar.style.left = x + "px";
bar.style.width = w + "px";
bar.style.height = h + "px";
bar.setAttribute("fillColor", data[i].series.color);
bar.setAttribute("stroked", "false");
bar.style.antialias = "false";
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.6");
bar.appendChild(fill);
if (applyTo) {
applyTo(bar, data[i].src);
}
group.appendChild(bar);
}
return group;
}, HighLowClose:function (data, plotarea, plot, applyTo) {
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
var n = data.length;
var part = ((area.right - area.left) / (plot.axisX.range.upper - plot.axisX.range.lower)) / 4;
var w = part * 2;
for (var i = 0; i < n; i++) {
var high = data[i].high;
var low = data[i].low;
if (low > high) {
var t = low;
low = high;
high = t;
}
var c = data[i].close;
var x = plot.axisX.getCoord(data[i].x, plotarea, plot) - (w / 2);
var y = plot.axisY.getCoord(high, plotarea, plot);
var h = plot.axisY.getCoord(low, plotarea, plot) - y;
var close = plot.axisY.getCoord(c, plotarea, plot);
var g = document.createElement("div");
var bar = document.createElement("v:rect");
bar.style.position = "absolute";
bar.style.top = y + 1 + "px";
bar.style.left = x + "px";
bar.style.width = w + "px";
bar.style.height = h + "px";
bar.setAttribute("fillColor", data[i].series.color);
bar.setAttribute("stroked", "false");
bar.style.antialias = "false";
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.6");
bar.appendChild(fill);
g.appendChild(bar);
var line = document.createElement("v:line");
line.setAttribute("strokecolor", data[i].series.color);
line.setAttribute("strokeweight", "1px");
line.setAttribute("from", x + "px," + close + "px");
line.setAttribute("to", (x + w + (part * 2) - 2) + "px," + close + "px");
var s = line.style;
s.position = "absolute";
s.top = "0px";
s.left = "0px";
s.antialias = "false";
var str = document.createElement("v:stroke");
str.setAttribute("opacity", "0.6");
line.appendChild(str);
g.appendChild(line);
if (applyTo) {
applyTo(g, data[i].src);
}
group.appendChild(g);
}
return group;
}, HighLowOpenClose:function (data, plotarea, plot, applyTo) {
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
var n = data.length;
var part = ((area.right - area.left) / (plot.axisX.range.upper - plot.axisX.range.lower)) / 4;
var w = part * 2;
for (var i = 0; i < n; i++) {
var high = data[i].high;
var low = data[i].low;
if (low > high) {
var t = low;
low = high;
high = t;
}
var o = data[i].open;
var c = data[i].close;
var x = plot.axisX.getCoord(data[i].x, plotarea, plot) - (w / 2);
var y = plot.axisY.getCoord(high, plotarea, plot);
var h = plot.axisY.getCoord(low, plotarea, plot) - y;
var open = plot.axisY.getCoord(o, plotarea, plot);
var close = plot.axisY.getCoord(c, plotarea, plot);
var g = document.createElement("div");
var bar = document.createElement("v:rect");
bar.style.position = "absolute";
bar.style.top = y + 1 + "px";
bar.style.left = x + "px";
bar.style.width = w + "px";
bar.style.height = h + "px";
bar.setAttribute("fillColor", data[i].series.color);
bar.setAttribute("stroked", "false");
bar.style.antialias = "false";
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.6");
bar.appendChild(fill);
g.appendChild(bar);
var line = document.createElement("v:line");
line.setAttribute("strokecolor", data[i].series.color);
line.setAttribute("strokeweight", "1px");
line.setAttribute("from", (x - (part * 2)) + "px," + open + "px");
line.setAttribute("to", (x + w - 2) + "px," + open + "px");
var s = line.style;
s.position = "absolute";
s.top = "0px";
s.left = "0px";
s.antialias = "false";
var str = document.createElement("v:stroke");
str.setAttribute("opacity", "0.6");
line.appendChild(str);
g.appendChild(line);
var line = document.createElement("v:line");
line.setAttribute("strokecolor", data[i].series.color);
line.setAttribute("strokeweight", "1px");
line.setAttribute("from", x + "px," + close + "px");
line.setAttribute("to", (x + w + (part * 2) - 2) + "px," + close + "px");
var s = line.style;
s.position = "absolute";
s.top = "0px";
s.left = "0px";
s.antialias = "false";
var str = document.createElement("v:stroke");
str.setAttribute("opacity", "0.6");
line.appendChild(str);
g.appendChild(line);
if (applyTo) {
applyTo(g, data[i].src);
}
group.appendChild(g);
}
return group;
}, Scatter:function (data, plotarea, plot, applyTo) {
var r = 6;
var mod = r / 2;
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
for (var i = 0; i < data.length; i++) {
var x = Math.round(plot.axisX.getCoord(data[i].x, plotarea, plot));
var y = Math.round(plot.axisY.getCoord(data[i].y, plotarea, plot));
var point = document.createElement("v:rect");
point.setAttribute("strokecolor", data[i].series.color);
point.setAttribute("fillcolor", data[i].series.color);
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.6");
point.appendChild(fill);
var s = point.style;
s.position = "absolute";
s.rotation = "45";
s.top = (y - mod) + "px";
s.left = (x - mod) + "px";
s.width = r + "px";
s.height = r + "px";
group.appendChild(point);
if (applyTo) {
applyTo(point, data[i].src);
}
}
return group;
}, Bubble:function (data, plotarea, plot, applyTo) {
var sizeFactor = 1;
var area = plotarea.getArea();
var group = dojo.charting.Plotters._group(plotarea);
for (var i = 0; i < data.length; i++) {
var x = Math.round(plot.axisX.getCoord(data[i].x, plotarea, plot));
var y = Math.round(plot.axisY.getCoord(data[i].y, plotarea, plot));
if (i == 0) {
var raw = data[i].size;
var dy = plot.axisY.getCoord(data[i].y + raw, plotarea, plot) - y;
sizeFactor = dy / raw;
}
if (sizeFactor < 1) {
sizeFactor = 1;
}
var r = (data[i].size / 2) * sizeFactor;
var point = document.createElement("v:oval");
point.setAttribute("strokecolor", data[i].series.color);
point.setAttribute("fillcolor", data[i].series.color);
var fill = document.createElement("v:fill");
fill.setAttribute("opacity", "0.6");
point.appendChild(fill);
var s = point.style;
s.position = "absolute";
s.rotation = "45";
s.top = (y - r) + "px";
s.left = (x - r) + "px";
s.width = (r * 2) + "px";
s.height = (r * 2) + "px";
group.appendChild(point);
if (applyTo) {
applyTo(point, data[i].src);
}
}
return group;
}});
dojo.charting.Plotters["Default"] = dojo.charting.Plotters.Line;
}
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