org.rhq.enterprise.gui.image.chart
Class HorizontalChart

java.lang.Object
  org.rhq.enterprise.gui.image.WebImage
      org.rhq.enterprise.gui.image.chart.Chart
          org.rhq.enterprise.gui.image.chart.HorizontalChart

Direct Known Subclasses:

PerformanceChart, StackedPerformanceChart

public class HorizontalChart
extends Chart

Field Summary

Fields inherited from class org.rhq.enterprise.gui.image.chart.Chart

ARG_MUST_BE_ZERO_OR_GREATER, averageLineColor, AVG, baseline, BASELINE, baselineColor, ceiling, chartColor, DEFAULT_LABEL_FONT, DEFAULT_LEGEND_FONT, DEFAULT_LEGEND_PLAIN, DEFAULT_UNIT_LEGEND, DEFAULT_VALUE_LEGEND, EMPTY_STRING, floor, highRange, highRangeColor, legendFont, legendTextColor, lineWidth, LOW, lowLineColor, lowRange, lowRangeColor, m_adRangeMarks, m_bNoData, m_dAvgValue, m_dLowValue, m_dPeakValue, m_floor, m_fmtUnits, m_metricsLabel, m_metricsLegend, PEAK, peakLineColor, rightLabelWidth, showAverage, showBaseline, showBottomLabels, showBottomLegend, showFullLabels, showHighRange, showLeftLabels, showLeftLegend, showLow, showLowRange, showPeak, showRightLabels, showRightLegend, showTopLabels, showTopLegend, showUnitLines, showValueLines, showValues, textWhitespace, tickMarkHeight, valueIndent, valueLines, VARIABLE_HEIGHT, VARIABLE_WIDTH, x2VertLabels, x2VertMarks, xLabelsSkip, xLineColor, xOffset, xRLabel, xVertLegend, xVertMarks, yBottomLegend, yHorzLabels, yOffset, yTopLegend

Fields inherited from class org.rhq.enterprise.gui.image.WebImage

antiAliased, ARG_CANNOT_BE_NULL, backgroundColor, bottomBorder, DEFAULT_BACKGROUND_COLOR, DEFAULT_BOLD_TYPEFACE, DEFAULT_BORDER_COLOR, DEFAULT_BORDER_SIZE, DEFAULT_FONT, DEFAULT_FONT_METRICS, DEFAULT_HEIGHT, DEFAULT_PLAIN_TYPEFACE, DEFAULT_SHADOW_WIDTH, DEFAULT_WIDTH, font, frameImage, height, indexColors, leftBorder, m_graphics, rightBorder, shadowWidth, SMALL_FONT, textColor, topBorder, width

Constructor Summary

protected	HorizontalChart()
protected	HorizontalChart(int width, int height)
protected	HorizontalChart(int width, int height, int charts)

Method Summary

protected Rectangle	adjustRectangle(Graphics2D g, Rectangle rect) Give the child class an opportunity to change the size of the interior rectangle.
protected Rectangle	draw(ChartGraphics g)
protected Point	getDataPoint(Rectangle rect, int datapoint)
protected Point	getDataPoint(Rectangle rect, int datapoint, DataPointCollection coll)
protected Rectangle	getInteriorRectangle(ChartGraphics g)
protected String[]	getUnitLabels()
protected String[]	getXLabels()
protected int	getYLabelWidth(Graphics2D g) Calculates the label width of the vertical axis of the chart.
protected void	init()
protected void	paint(ChartGraphics g, Rectangle rect)

Methods inherited from class org.rhq.enterprise.gui.image.chart.Chart

calc, calcRanges, calcVariableHeight, calcVariableWidth, checkHighLow, draw, getAverageValue, getDataCollectionClass, getDataPoint, getDataPoints, getDataPoints, getDataSetCount, getDataSetIterator, getDisplayPoint, getExteriorHeight, getExteriorRectangle, getLowValue, getNoDataString, getPeakValue, getTitle, getUnitLabel, getUnitLegend, getValueLegend, getXLabelHeight, getXLabelWidth, getXLegendHeight, hasData, initData, initFonts, postInit, preInit, scale, setFormat, setNoDataString, setNumberDataSets, setTitle, setUnitLegend, setValueLegend

Methods inherited from class org.rhq.enterprise.gui.image.WebImage

getFontMetrics, getImage, getTextCenter, getTextCenter, getTextCenter, isRunnable, setBorder, writeJpegImage, writeJpegImage, writePngImage, writePngImage

Methods inherited from class java.lang.Object

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

Constructor Detail

HorizontalChart

protected HorizontalChart()

HorizontalChart

protected HorizontalChart(int width,
                          int height)

HorizontalChart

protected HorizontalChart(int width,
                          int height,
                          int charts)

Method Detail

init

protected void init()

adjustRectangle

protected Rectangle adjustRectangle(Graphics2D g,
                                    Rectangle rect)

Description copied from class: Chart

Give the child class an opportunity to change the size of the interior rectangle. This is done to make the tick marks fit symetrically in the chart rectangle.

Overrides:

adjustRectangle in class Chart

getInteriorRectangle

protected Rectangle getInteriorRectangle(ChartGraphics g)

Specified by:

getInteriorRectangle in class Chart

getUnitLabels

protected String[] getUnitLabels()

getXLabels

protected String[] getXLabels()

Specified by:

getXLabels in class Chart

getYLabelWidth

protected int getYLabelWidth(Graphics2D g)

Description copied from class: Chart

Calculates the label width of the vertical axis of the chart.

Specified by:

getYLabelWidth in class Chart

Returns:

The width of the widest label on the Y (vertical) axis.

draw

protected Rectangle draw(ChartGraphics g)

Overrides:

draw in class Chart

paint

protected void paint(ChartGraphics g,
                     Rectangle rect)

getDataPoint

protected Point getDataPoint(Rectangle rect,
                             int datapoint)

getDataPoint

protected Point getDataPoint(Rectangle rect,
                             int datapoint,
                             DataPointCollection coll)