er.googlechart.components

Class GCAbstractChart

java.lang.Object

com.webobjects.appserver.WOElement

com.webobjects.appserver.WODynamicElement

er.googlechart.components.GCAbstractChart

Direct Known Subclasses:

GCBarChart, GCLineChart, GCMap, GCMeter, GCPieChart, GCQRCode, GCRadarChart, GCScatterPlot, GCVennDiagram

public abstract class GCAbstractChart
extends WODynamicElement

The base class for all charts. Note that not all bindings are available for all chart types.

Author:

mschrag

Bindings

Name	Description
data	the array, or array of arrays, of data
size	"wxh" format chart size ("300x400")
width	the width of the chart
height	the height of the chart
colors	an array of color values (for lines, bars, pie slices)
title	the title of the chart
titleColor	the color of the chart title
titleSize	the size of the chart title
backgroundStyle	"solid", "gradient", or "stripes"
background	the solid color of the background
chartBackgroundStyle	"solid", "gradient", or "stripes"
chartBackground	the solid color of the chart background
transparency	the transparency color of the chart background
legend	an array of legend values
labeledAxes	an array of axes that have labels ("x,y,r") (see http://code.google.com/apis/chart/#multiple_axes_labels)
axisLabels	an array of array of axis labels
custom	custom query string parameters to append
id	the id of the img tag
class	the class of the img tag
alt	the alt text of the img tag
encoding	the explicit chart encoding to use ("simple", "extended", "text")
normalize	if true, values will be normalized relative to the max value
maxValue	if false, normalization is off or set to a number to override the max value
scaling	if true, numbers will be scaled with an automatic min/max, or set to min/max string values (see http://code.google.com/apis/chart/#data_scaling)
fillArea	the fill area (see http://code.google.com/apis/chart/#fill_area_marker)
lineStyles	the line styles (see http://code.google.com/apis/chart/#line_styles)
rangeMarkers	the string that specifies range markers (see http://code.google.com/apis/chart/#hor_line_marker)
shapeMarkers	the string that specifies shape markers (see http://code.google.com/apis/chart/#shape_markers2)
gridLines	the override for specifying all gridline values (see http://code.google.com/apis/chart/#grid)
gridXStep	the number of steps on the x axis between grid lines
gridYStep	the number of steps on the y axis between grid lines
gridLineSize	the number of pixels in the line of the dash part of the grid line
gridBlankSize	the numer of pixels in the spacing between dashes in the grid line

Field Summary

Fields

Modifier and Type	Field and Description
protected WOAssociation	_alt
protected WOAssociation	_axisLabels
protected WOAssociation	_background
protected WOAssociation	_backgroundStyle
protected WOAssociation	_chartBackground
protected WOAssociation	_chartBackgroundStyle
protected WOAssociation	_class
protected WOAssociation	_colors
protected WOAssociation	_custom
protected WOAssociation	_data
protected WOAssociation	_encoding
protected WOAssociation	_fillArea
protected WOAssociation	_gridBlankSize
protected WOAssociation	_gridLines
protected WOAssociation	_gridLineSize
protected WOAssociation	_gridXStep
protected WOAssociation	_gridYStep
protected WOAssociation	_height
protected WOAssociation	_id
protected WOAssociation	_labeledAxes
protected WOAssociation	_legend
protected WOAssociation	_lineStyles
protected WOAssociation	_maxValue
protected WOAssociation	_normalize
protected WOAssociation	_rangeMarkers
protected WOAssociation	_scaling
protected WOAssociation	_shapeMarkers
protected WOAssociation	_size
protected WOAssociation	_title
protected WOAssociation	_titleColor
protected WOAssociation	_titleSize
protected WOAssociation	_transparency
protected WOAssociation	_width

Fields inherited from class com.webobjects.appserver.WODynamicElement

_ConstructorParameters

Constructor Summary

Constructors

Constructor and Description
GCAbstractChart(String name, NSDictionary associations, WOElement element)

Method Summary

Modifier and Type	Method and Description
protected void	addQueryParameters(ERXMutableURL chartUrl, WOResponse response, WOContext context)
void	appendToResponse(WOResponse response, WOContext context)
protected void	checkData(List<List<Number>> data, WOResponse response, WOContext context)
protected String	encode(List<List<Number>> data, WOResponse response, WOContext context)
protected GCAbstractEncoding	encoding(List<List<Number>> data, WOResponse response, WOContext context)
protected Number	maxValue(WOResponse response, WOContext context)
protected boolean	normalize(WOResponse response, WOContext context)
protected Object	scaling(WOResponse response, WOContext context)
protected String	styleKey(String styleName)

Methods inherited from class com.webobjects.appserver.WODynamicElement

toString

Methods inherited from class com.webobjects.appserver.WOElement

invokeAction, takeValuesFromRequest

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

_data

protected WOAssociation _data

_size

protected WOAssociation _size

_width

protected WOAssociation _width

_height

protected WOAssociation _height

_colors

protected WOAssociation _colors

_title

protected WOAssociation _title

_titleColor

protected WOAssociation _titleColor

_titleSize

protected WOAssociation _titleSize

_backgroundStyle

protected WOAssociation _backgroundStyle

_background

protected WOAssociation _background

_chartBackgroundStyle

protected WOAssociation _chartBackgroundStyle

_chartBackground

protected WOAssociation _chartBackground

_transparency

protected WOAssociation _transparency

_legend

protected WOAssociation _legend

_labeledAxes

protected WOAssociation _labeledAxes

_axisLabels

protected WOAssociation _axisLabels

_custom

protected WOAssociation _custom

_id

protected WOAssociation _id

_class

protected WOAssociation _class

_alt

protected WOAssociation _alt

_encoding

protected WOAssociation _encoding

_normalize

protected WOAssociation _normalize

_maxValue

protected WOAssociation _maxValue

_scaling

protected WOAssociation _scaling

_fillArea

protected WOAssociation _fillArea

_lineStyles

protected WOAssociation _lineStyles

_rangeMarkers

protected WOAssociation _rangeMarkers

_shapeMarkers

protected WOAssociation _shapeMarkers

_gridLines

protected WOAssociation _gridLines

_gridXStep

protected WOAssociation _gridXStep

_gridYStep

protected WOAssociation _gridYStep

_gridLineSize

protected WOAssociation _gridLineSize

_gridBlankSize

protected WOAssociation _gridBlankSize

Constructor Detail

GCAbstractChart

public GCAbstractChart(String name,
                       NSDictionary associations,
                       WOElement element)

Method Detail

addQueryParameters

protected void addQueryParameters(ERXMutableURL chartUrl,
                                  WOResponse response,
                                  WOContext context)

checkData

protected void checkData(List<List<Number>> data,
                         WOResponse response,
                         WOContext context)

maxValue

protected Number maxValue(WOResponse response,
                          WOContext context)

normalize

protected boolean normalize(WOResponse response,
                            WOContext context)

scaling

protected Object scaling(WOResponse response,
                         WOContext context)

encoding

protected GCAbstractEncoding encoding(List<List<Number>> data,
                                      WOResponse response,
                                      WOContext context)

encode

protected String encode(List<List<Number>> data,
                        WOResponse response,
                        WOContext context)

styleKey

protected String styleKey(String styleName)

appendToResponse

public void appendToResponse(WOResponse response,
                             WOContext context)

Overrides:

appendToResponse in class WOElement