com.codename1.charts.views

Class TimeChart

java.lang.Object

com.codename1.charts.views.AbstractChart

com.codename1.charts.views.XYChart

com.codename1.charts.views.LineChart

com.codename1.charts.views.TimeChart

public class TimeChart
extends LineChart

The time chart rendering class.

Field Summary

Fields

Modifier and Type	Field and Description
static long	DAY The number of milliseconds in a day.
static String	TYPE /** The constant to identify this chart type.

Fields inherited from class com.codename1.charts.views.XYChart

mDataset, mRenderer

Constructor Summary

Constructors

Constructor and Description
TimeChart(XYMultipleSeriesDataset dataset, XYMultipleSeriesRenderer renderer) Builds a new time chart instance.

Method Summary

Modifier and Type	Method and Description
protected void	drawXLabels(List<Double> xLabels, Double[] xTextLabelLocations, Canvas canvas, Paint paint, int left, int top, int bottom, double xPixelsPerUnit, double minX, double maxX) The graphical representation of the labels on the X axis.
String	getChartType() Returns the chart type identifier.
String	getDateFormat() Returns the date format pattern to be used for formatting the X axis labels.
protected List<Double>	getXLabels(double min, double max, int count)
void	setDateFormat(String format) Sets the date format pattern to be used for formatting the X axis labels.

Methods inherited from class com.codename1.charts.views.LineChart

clickableAreasForPoints, drawLegendShape, drawSeries, getLegendShapeWidth, getPointsChart, isRenderPoints, setDatasetRenderer

Methods inherited from class com.codename1.charts.views.XYChart

draw, drawChartValuesText, drawPoints, drawSeries, drawText, drawXTextLabels, drawYLabels, getCalcRange, getDataset, getDefaultMinimum, getRenderer, getScreenR, getSeriesAndPointForScreenCoordinate, getYLabels, isRenderNullValues, setCalcRange, setScreenR, toRealPoint, toRealPoint, toScreenPoint, toScreenPoint

Methods inherited from class com.codename1.charts.views.AbstractChart

drawBackground, drawLabel, drawLegend, drawPath, drawPath, drawString, getExceed, getLabel, getLegendSize, isNullValue, isVertical

Methods inherited from class java.lang.Object

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

Field Detail

TYPE

public static final String TYPE

/** The constant to identify this chart type.

See Also:

Constant Field Values

DAY

public static final long DAY

The number of milliseconds in a day.

See Also:

Constant Field Values

Constructor Detail

TimeChart

public TimeChart(XYMultipleSeriesDataset dataset,
                 XYMultipleSeriesRenderer renderer)

Builds a new time chart instance.

Parameters:

dataset - the multiple series dataset

renderer - the multiple series renderer

Method Detail

getDateFormat

public String getDateFormat()

Returns the date format pattern to be used for formatting the X axis labels.

Returns:

the date format pattern for the X axis labels

setDateFormat

public void setDateFormat(String format)

Sets the date format pattern to be used for formatting the X axis labels.

Parameters:

format - the date format pattern for the X axis labels. If null, an appropriate default format will be used.

drawXLabels

protected void drawXLabels(List<Double> xLabels,
                           Double[] xTextLabelLocations,
                           Canvas canvas,
                           Paint paint,
                           int left,
                           int top,
                           int bottom,
                           double xPixelsPerUnit,
                           double minX,
                           double maxX)

The graphical representation of the labels on the X axis.

Overrides:

drawXLabels in class XYChart

Parameters:

xLabels - the X labels values

xTextLabelLocations - the X text label locations

canvas - the canvas to paint to

paint - the paint to be used for drawing

left - the left value of the labels area

top - the top value of the labels area

bottom - the bottom value of the labels area

xPixelsPerUnit - the amount of pixels per one unit in the chart labels

minX - the minimum value on the X axis in the chart

maxX - the maximum value on the X axis in the chart

getChartType

public String getChartType()

Returns the chart type identifier.

Overrides:

getChartType in class LineChart

Returns:

the chart type

getXLabels

protected List<Double> getXLabels(double min,
                                  double max,
                                  int count)

Overrides:

getXLabels in class XYChart