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Document each parameter of valueFormatter
[dygraphs.git]
/
dygraph-layout.js
diff --git
a/dygraph-layout.js
b/dygraph-layout.js
index
51776f6
..
ef1df91
100644
(file)
--- a/
dygraph-layout.js
+++ b/
dygraph-layout.js
@@
-9,7
+9,8
@@
* dygraphs.
*/
* dygraphs.
*/
-/*jshint globalstrict: true */
+var DygraphLayout = (function() {
+
/*global Dygraph:false */
"use strict";
/*global Dygraph:false */
"use strict";
@@
-149,14
+150,14
@@
DygraphLayout.prototype.setAnnotations = function(ann) {
for (var i = 0; i < ann.length; i++) {
var a = {};
if (!ann[i].xval && ann[i].x === undefined) {
for (var i = 0; i < ann.length; i++) {
var a = {};
if (!ann[i].xval && ann[i].x === undefined) {
-
this.dygraph_
.error("Annotations must have an 'x' property");
+
console
.error("Annotations must have an 'x' property");
return;
}
if (ann[i].icon &&
!(ann[i].hasOwnProperty('width') &&
ann[i].hasOwnProperty('height'))) {
return;
}
if (ann[i].icon &&
!(ann[i].hasOwnProperty('width') &&
ann[i].hasOwnProperty('height'))) {
-
this.dygraph_
.error("Must set width and height when setting " +
-
"annotation.icon property");
+
console
.error("Must set width and height when setting " +
+ "annotation.icon property");
return;
}
Dygraph.update(a, ann[i]);
return;
}
Dygraph.update(a, ann[i]);
@@
-175,6
+176,7
@@
DygraphLayout.prototype.setYAxes = function (yAxes) {
};
DygraphLayout.prototype.evaluate = function() {
};
DygraphLayout.prototype.evaluate = function() {
+ this._xAxis = {};
this._evaluateLimits();
this._evaluateLineCharts();
this._evaluateLineTicks();
this._evaluateLimits();
this._evaluateLineCharts();
this._evaluateLineTicks();
@@
-183,11
+185,15
@@
DygraphLayout.prototype.evaluate = function() {
DygraphLayout.prototype._evaluateLimits = function() {
var xlimits = this.dygraph_.xAxisRange();
DygraphLayout.prototype._evaluateLimits = function() {
var xlimits = this.dygraph_.xAxisRange();
- this.
minx
val = xlimits[0];
- this.
max
xval = xlimits[1];
+ this.
_xAxis.min
val = xlimits[0];
+ this.
_xAxis.ma
xval = xlimits[1];
var xrange = xlimits[1] - xlimits[0];
var xrange = xlimits[1] - xlimits[0];
- this.
x
scale = (xrange !== 0 ? 1 / xrange : 1.0);
+ this.
_xAxis.
scale = (xrange !== 0 ? 1 / xrange : 1.0);
+ if (this.dygraph_.getOptionForAxis("logscale", 'x')) {
+ this._xAxis.xlogrange = Dygraph.log10(this._xAxis.maxval) - Dygraph.log10(this._xAxis.minval);
+ this._xAxis.xlogscale = (this._xAxis.xlogrange !== 0 ? 1.0 / this._xAxis.xlogrange : 1.0);
+ }
for (var i = 0; i < this.yAxes_.length; i++) {
var axis = this.yAxes_[i];
axis.minyval = axis.computedValueRange[0];
for (var i = 0; i < this.yAxes_.length; i++) {
var axis = this.yAxes_[i];
axis.minyval = axis.computedValueRange[0];
@@
-195,18
+201,26
@@
DygraphLayout.prototype._evaluateLimits = function() {
axis.yrange = axis.maxyval - axis.minyval;
axis.yscale = (axis.yrange !== 0 ? 1.0 / axis.yrange : 1.0);
axis.yrange = axis.maxyval - axis.minyval;
axis.yscale = (axis.yrange !== 0 ? 1.0 / axis.yrange : 1.0);
- if (
axis.g
.getOption("logscale")) {
+ if (
this.dygraph_
.getOption("logscale")) {
axis.ylogrange = Dygraph.log10(axis.maxyval) - Dygraph.log10(axis.minyval);
axis.ylogscale = (axis.ylogrange !== 0 ? 1.0 / axis.ylogrange : 1.0);
if (!isFinite(axis.ylogrange) || isNaN(axis.ylogrange)) {
axis.ylogrange = Dygraph.log10(axis.maxyval) - Dygraph.log10(axis.minyval);
axis.ylogscale = (axis.ylogrange !== 0 ? 1.0 / axis.ylogrange : 1.0);
if (!isFinite(axis.ylogrange) || isNaN(axis.ylogrange)) {
-
axis.g
.error('axis ' + i + ' of graph at ' + axis.g +
- ' can\'t be displayed in log scale for range [' +
- axis.minyval + ' - ' + axis.maxyval + ']');
+
console
.error('axis ' + i + ' of graph at ' + axis.g +
+
' can\'t be displayed in log scale for range [' +
+
axis.minyval + ' - ' + axis.maxyval + ']');
}
}
}
};
}
}
}
};
+DygraphLayout.calcXNormal_ = function(value, xAxis, logscale) {
+ if (logscale) {
+ return ((Dygraph.log10(value) - Dygraph.log10(xAxis.minval)) * xAxis.xlogscale);
+ } else {
+ return (value - xAxis.minval) * xAxis.scale;
+ }
+};
+
/**
* @param {DygraphAxisType} axis
* @param {number} value
/**
* @param {DygraphAxisType} axis
* @param {number} value
@@
-224,6
+238,7
@@
DygraphLayout.calcYNormal_ = function(axis, value, logscale) {
DygraphLayout.prototype._evaluateLineCharts = function() {
var isStacked = this.dygraph_.getOption("stackedGraph");
DygraphLayout.prototype._evaluateLineCharts = function() {
var isStacked = this.dygraph_.getOption("stackedGraph");
+ var isLogscaleForX = this.dygraph_.getOptionForAxis("logscale", 'x');
for (var setIdx = 0; setIdx < this.points.length; setIdx++) {
var points = this.points[setIdx];
for (var setIdx = 0; setIdx < this.points.length; setIdx++) {
var points = this.points[setIdx];
@@
-237,7
+252,7
@@
DygraphLayout.prototype._evaluateLineCharts = function() {
var point = points[j];
// Range from 0-1 where 0 represents left and 1 represents right.
var point = points[j];
// Range from 0-1 where 0 represents left and 1 represents right.
- point.x =
(point.xval - this.minxval) * this.xscale
;
+ point.x =
DygraphLayout.calcXNormal_(point.xval, this._xAxis, isLogscaleForX)
;
// Range from 0-1 where 0 represents top and 1 represents bottom
var yval = point.yval;
if (isStacked) {
// Range from 0-1 where 0 represents top and 1 represents bottom
var yval = point.yval;
if (isStacked) {
@@
-266,7
+281,7
@@
DygraphLayout.prototype._evaluateLineTicks = function() {
for (i = 0; i < this.xTicks_.length; i++) {
tick = this.xTicks_[i];
label = tick.label;
for (i = 0; i < this.xTicks_.length; i++) {
tick = this.xTicks_[i];
label = tick.label;
- pos = this.
xscale * (tick.v - this.minxval
);
+ pos = this.
dygraph_.toPercentXCoord(tick.v
);
if ((pos >= 0.0) && (pos < 1.0)) {
this.xticks.push([pos, label]);
}
if ((pos >= 0.0) && (pos < 1.0)) {
this.xticks.push([pos, label]);
}
@@
-330,3
+345,7
@@
DygraphLayout.prototype.removeAllDatasets = function() {
this.setPointsLengths = [];
this.setPointsOffsets = [];
};
this.setPointsLengths = [];
this.setPointsOffsets = [];
};
+
+return DygraphLayout;
+
+})();