File yui3/src/charts/js/ComboSeries.js
/**
* Provides functionality for creating a combo series.
*
* @module charts
* @submodule series-combo
*/
/**
* The ComboSeries class renders a combination of lines, plots and area fills in a single series.
* Each series type has a corresponding boolean attribute indicating if it is rendered. By default,
* lines and plots are rendered and area is not.
*
* @class ComboSeries
* @extends CartesianSeries
* @uses Fills
* @uses Lines
* @uses Plots
* @constructor
* @param {Object} config (optional) Configuration parameters.
* @submodule series-combo
*/
Y.ComboSeries = Y.Base.create("comboSeries", Y.CartesianSeries, [Y.Fills, Y.Lines, Y.Plots], {
/**
* @protected
*
* Draws the series.
*
* @method drawSeries
*/
drawSeries: function()
{
if(this.get("showAreaFill"))
{
this.drawFill.apply(this, this._getClosingPoints());
}
if(this.get("showLines"))
{
this.drawLines();
}
if(this.get("showMarkers"))
{
this.drawPlots();
}
},
/**
* Toggles visibility
*
* @method _toggleVisible
* @param {Boolean} visible indicates visibilitye
* @private
*/
_toggleVisible: function(visible)
{
var markers,
marker,
len,
i;
if(this.get("showAreaFill") && this._path)
{
this._path.set("visible", visible);
}
if(this.get("showLines") && this._lineGraphic)
{
this._lineGraphic.set("visible", visible);
}
if(this.get("showMarkers"))
{
markers = this.get("markers");
if(markers)
{
i = 0;
len = markers.length;
for(; i < len; ++i)
{
marker = markers[i];
if(marker)
{
marker.set("visible", visible);
}
}
}
}
},
/**
* @protected
*
* Returns the default hash for the `styles` attribute.
*
* @method _getDefaultStyles
* @return Object
*/
_getDefaultStyles: function()
{
var styles = Y.ComboSeries.superclass._getDefaultStyles();
styles.line = this._getLineDefaults();
styles.marker = this._getPlotDefaults();
styles.area = this._getAreaDefaults();
return styles;
}
},
{
ATTRS: {
/**
* Read-only attribute indicating the type of series.
*
* @attribute type
* @type String
* @default combo
*/
type: {
value:"combo"
},
/**
* Indicates whether a fill is displayed.
*
* @attribute showAreaFill
* @type Boolean
* @default false
*/
showAreaFill: {
value: false
},
/**
* Indicates whether lines are displayed.
*
* @attribute showLines
* @type Boolean
* @default true
*/
showLines: {
value: true
},
/**
* Indicates whether markers are displayed.
*
* @attribute showMarkers
* @type Boolean
* @default true
*/
showMarkers: {
value: true
},
/**
* Reference to the styles of the markers. These styles can also
* be accessed through the `styles` attribute. Below are default
* values:
* <dl>
* <dt>fill</dt><dd>A hash containing the following values:
* <dl>
* <dt>color</dt><dd>Color of the fill. The default value is determined by the order of the series on the
* graph. The color will be retrieved from the below array:<br/>
* `["#6084d0", "#eeb647", "#6c6b5f", "#d6484f", "#ce9ed1", "#ff9f3b", "#93b7ff", "#e0ddd0", "#94ecba", "#309687"]`
* </dd>
* <dt>alpha</dt><dd>Number from 0 to 1 indicating the opacity of the marker fill. The default value is 1.</dd>
* </dl>
* </dd>
* <dt>border</dt><dd>A hash containing the following values:
* <dl>
* <dt>color</dt><dd>Color of the border. The default value is determined by the order of the series on the graph.
* The color will be retrieved from the below array:<br/>
* `["#205096", "#b38206", "#000000", "#94001e", "#9d6fa0", "#e55b00", "#5e85c9", "#adab9e", "#6ac291", "#006457"]`
* <dt>alpha</dt><dd>Number from 0 to 1 indicating the opacity of the marker border. The default value is 1.</dd>
* <dt>weight</dt><dd>Number indicating the width of the border. The default value is 1.</dd>
* </dl>
* </dd>
* <dt>width</dt><dd>indicates the width of the marker. The default value is 10.</dd>
* <dt>height</dt><dd>indicates the height of the marker The default value is 10.</dd>
* <dt>over</dt><dd>hash containing styles for markers when highlighted by a `mouseover` event. The default
* values for each style is null. When an over style is not set, the non-over value will be used. For example,
* the default value for `marker.over.fill.color` is equivalent to `marker.fill.color`.</dd>
* </dl>
*
* @attribute marker
* @type Object
*/
marker: {
lazyAdd: false,
getter: function()
{
return this.get("styles").marker;
},
setter: function(val)
{
this.set("styles", {marker:val});
}
},
/**
* Reference to the styles of the lines. These styles can also be accessed through the `styles` attribute.
* Below are the default values:
* <dl>
* <dt>color</dt><dd>The color of the line. The default value is determined by the order of the series on the graph. The color
* will be retrieved from the following array:
* `["#426ab3", "#d09b2c", "#000000", "#b82837", "#b384b5", "#ff7200", "#779de3", "#cbc8ba", "#7ed7a6", "#007a6c"]`
* <dt>weight</dt><dd>Number that indicates the width of the line. The default value is 6.</dd>
* <dt>alpha</dt><dd>Number between 0 and 1 that indicates the opacity of the line. The default value is 1.</dd>
* <dt>lineType</dt><dd>Indicates whether the line is solid or dashed. The default value is solid.</dd>
* <dt>dashLength</dt><dd>When the `lineType` is dashed, indicates the length of the dash. The default value is 10.</dd>
* <dt>gapSpace</dt><dd>When the `lineType` is dashed, indicates the distance between dashes. The default value is 10.</dd>
* <dt>connectDiscontinuousPoints</dt><dd>Indicates whether or not to connect lines when there is a missing or null value
* between points. The default value is true.</dd>
* <dt>discontinuousType</dt><dd>Indicates whether the line between discontinuous points is solid or dashed. The default
* value is solid.</dd>
* <dt>discontinuousDashLength</dt><dd>When the `discontinuousType` is dashed, indicates the length of the dash. The default
* value is 10.</dd>
* <dt>discontinuousGapSpace</dt><dd>When the `discontinuousType` is dashed, indicates the distance between dashes. The default
* value is 10.</dd>
* </dl>
*
* @attribute line
* @type Object
*/
line: {
lazyAdd: false,
getter: function()
{
return this.get("styles").line;
},
setter: function(val)
{
this.set("styles", {line:val});
}
},
/**
* Reference to the styles of the area fills. These styles can also be accessed through the `styles` attribute.
* Below are the default values:
*
* <dl>
* <dt>color</dt><dd>The color of the fill. The default value is determined by the order of the series on the
* graph. The color will be retrieved from the following array:
* `["#66007f", "#a86f41", "#295454", "#996ab2", "#e8cdb7", "#90bdbd","#000000","#c3b8ca", "#968373", "#678585"]`
* </dd>
* <dt>alpha</dt><dd>Number between 0 and 1 that indicates the opacity of the fill. The default value is 1</dd>
* </dl>
*
* @attribute area
* @type Object
*/
area: {
lazyAdd: false,
getter: function()
{
return this.get("styles").area;
},
setter: function(val)
{
this.set("styles", {area:val});
}
}
/**
* Style properties for the series. Contains a key indexed hash of the following:
* <dl>
* <dt>marker</dt><dd>Style properties for the markers in the series. Specific style attributes are listed
* <a href="#attr_marker">here</a>.</dd>
* <dt>line</dt><dd>Style properties for the lines in the series. Specific
* style attributes are listed <a href="#attr_line">here</a>.</dd>
* <dt>area</dt><dd>Style properties for the area fills in the series. Specific style attributes are listed
* <a href="#attr_area">here</a>.</dd>
* </dl>
*
* @attribute styles
* @type Object
*/
}
});