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org.jfree.chart.renderer.category
Class GanttRenderer

java.lang.Object
  extended by org.jfree.chart.renderer.AbstractRenderer
      extended by org.jfree.chart.renderer.category.AbstractCategoryItemRenderer
          extended by org.jfree.chart.renderer.category.BarRenderer
              extended by org.jfree.chart.renderer.category.IntervalBarRenderer
                  extended by org.jfree.chart.renderer.category.GanttRenderer
All Implemented Interfaces:
java.io.Serializable, java.lang.Cloneable, LegendItemSource, CategoryItemRenderer, org.jfree.util.PublicCloneable

public class GanttRenderer
extends IntervalBarRenderer
implements java.io.Serializable

A renderer for simple Gantt charts. The example shown here is generated by the GanttDemo1.java program included in the JFreeChart Demo Collection:

GanttRendererSample.png

See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.jfree.chart.renderer.category.BarRenderer
BAR_OUTLINE_WIDTH_THRESHOLD, DEFAULT_ITEM_MARGIN
 
Fields inherited from class org.jfree.chart.renderer.AbstractRenderer
DEFAULT_OUTLINE_PAINT, DEFAULT_OUTLINE_STROKE, DEFAULT_PAINT, DEFAULT_SHAPE, DEFAULT_STROKE, DEFAULT_VALUE_LABEL_FONT, DEFAULT_VALUE_LABEL_PAINT, ZERO
 
Constructor Summary
GanttRenderer()
          Creates a new renderer.
 
Method Summary
 void drawItem(java.awt.Graphics2D g2, CategoryItemRendererState state, java.awt.geom.Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass)
          Draws the bar for a single (series, category) data item.
protected  void drawTask(java.awt.Graphics2D g2, CategoryItemRendererState state, java.awt.geom.Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, GanttCategoryDataset dataset, int row, int column)
          Draws a single task.
protected  void drawTasks(java.awt.Graphics2D g2, CategoryItemRendererState state, java.awt.geom.Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, GanttCategoryDataset dataset, int row, int column)
          Draws the tasks/subtasks for one item.
 boolean equals(java.lang.Object obj)
          Tests this renderer for equality with an arbitrary object.
 java.awt.Paint getCompletePaint()
          Returns the paint used to show the percentage complete.
 double getEndPercent()
          Returns the position of the end of the progress indicator, as a percentage of the bar width.
 java.awt.Paint getIncompletePaint()
          Returns the paint used to show the percentage incomplete.
 double getItemMiddle(java.lang.Comparable rowKey, java.lang.Comparable columnKey, CategoryDataset dataset, CategoryAxis axis, java.awt.geom.Rectangle2D area, org.jfree.ui.RectangleEdge edge)
          Returns the Java2D coordinate for the middle of the specified data item.
 double getStartPercent()
          Returns the position of the start of the progress indicator, as a percentage of the bar width.
 void setCompletePaint(java.awt.Paint paint)
          Sets the paint used to show the percentage complete and sends a RendererChangeEvent to all registered listeners.
 void setEndPercent(double percent)
          Sets the position of the end of the progress indicator, as a percentage of the bar width, and sends a RendererChangeEvent to all registered listeners.
 void setIncompletePaint(java.awt.Paint paint)
          Sets the paint used to show the percentage incomplete and sends a RendererChangeEvent to all registered listeners.
 void setStartPercent(double percent)
          Sets the position of the start of the progress indicator, as a percentage of the bar width, and sends a RendererChangeEvent to all registered listeners.
 
Methods inherited from class org.jfree.chart.renderer.category.IntervalBarRenderer
drawInterval
 
Methods inherited from class org.jfree.chart.renderer.category.BarRenderer
calculateBarL0L1, calculateBarW0, calculateBarWidth, calculateSeriesWidth, drawItemLabel, findRangeBounds, getBarPainter, getBase, getDefaultBarPainter, getDefaultShadowsVisible, getGradientPaintTransformer, getIncludeBaseInRange, getItemMargin, getLegendItem, getLowerClip, getMaximumBarWidth, getMinimumBarLength, getNegativeItemLabelPositionFallback, getPositiveItemLabelPositionFallback, getShadowPaint, getShadowsVisible, getShadowXOffset, getShadowYOffset, getUpperClip, initialise, isDrawBarOutline, setBarPainter, setBase, setDefaultBarPainter, setDefaultShadowsVisible, setDrawBarOutline, setGradientPaintTransformer, setIncludeBaseInRange, setItemMargin, setMaximumBarWidth, setMinimumBarLength, setNegativeItemLabelPositionFallback, setPositiveItemLabelPositionFallback, setShadowPaint, setShadowVisible, setShadowXOffset, setShadowYOffset
 
Methods inherited from class org.jfree.chart.renderer.category.AbstractCategoryItemRenderer
addEntity, addItemEntity, calculateDomainMarkerTextAnchorPoint, calculateRangeMarkerTextAnchorPoint, clone, createState, drawBackground, drawDomainGridline, drawDomainMarker, drawItemLabel, drawOutline, drawRangeGridline, drawRangeLine, drawRangeMarker, findRangeBounds, getBaseItemLabelGenerator, getBaseItemURLGenerator, getBaseToolTipGenerator, getColumnCount, getDomainAxis, getDrawingSupplier, getItemLabelGenerator, getItemURLGenerator, getLegendItemLabelGenerator, getLegendItems, getLegendItemToolTipGenerator, getLegendItemURLGenerator, getPassCount, getPlot, getRangeAxis, getRowCount, getSeriesItemLabelGenerator, getSeriesItemURLGenerator, getSeriesToolTipGenerator, getToolTipGenerator, getToolTipGenerator, hashCode, setBaseItemLabelGenerator, setBaseItemURLGenerator, setBaseToolTipGenerator, setItemLabelGenerator, setItemURLGenerator, setLegendItemLabelGenerator, setLegendItemToolTipGenerator, setLegendItemURLGenerator, setPlot, setSeriesItemLabelGenerator, setSeriesItemURLGenerator, setSeriesToolTipGenerator, setToolTipGenerator, updateCrosshairValues
 
Methods inherited from class org.jfree.chart.renderer.AbstractRenderer
addChangeListener, calculateLabelAnchorPoint, clearSeriesPaints, clearSeriesStrokes, fireChangeEvent, getAutoPopulateSeriesFillPaint, getAutoPopulateSeriesOutlinePaint, getAutoPopulateSeriesOutlineStroke, getAutoPopulateSeriesPaint, getAutoPopulateSeriesShape, getAutoPopulateSeriesStroke, getBaseCreateEntities, getBaseFillPaint, getBaseItemLabelFont, getBaseItemLabelPaint, getBaseItemLabelsVisible, getBaseLegendShape, getBaseLegendTextFont, getBaseLegendTextPaint, getBaseNegativeItemLabelPosition, getBaseOutlinePaint, getBaseOutlineStroke, getBasePaint, getBasePositiveItemLabelPosition, getBaseSeriesVisible, getBaseSeriesVisibleInLegend, getBaseShape, getBaseStroke, getCreateEntities, getDataBoundsIncludesVisibleSeriesOnly, getDefaultEntityRadius, getItemCreateEntity, getItemFillPaint, getItemLabelAnchorOffset, getItemLabelFont, getItemLabelFont, getItemLabelPaint, getItemLabelPaint, getItemOutlinePaint, getItemOutlineStroke, getItemPaint, getItemShape, getItemStroke, getItemVisible, getLegendShape, getLegendTextFont, getLegendTextPaint, getNegativeItemLabelPosition, getNegativeItemLabelPosition, getPositiveItemLabelPosition, getPositiveItemLabelPosition, getSeriesCreateEntities, getSeriesFillPaint, getSeriesItemLabelFont, getSeriesItemLabelPaint, getSeriesNegativeItemLabelPosition, getSeriesOutlinePaint, getSeriesOutlineStroke, getSeriesPaint, getSeriesPositiveItemLabelPosition, getSeriesShape, getSeriesStroke, getSeriesVisible, getSeriesVisible, getSeriesVisibleInLegend, getSeriesVisibleInLegend, hasListener, isItemLabelVisible, isSeriesItemLabelsVisible, isSeriesVisible, isSeriesVisibleInLegend, lookupLegendShape, lookupLegendTextFont, lookupLegendTextPaint, lookupSeriesFillPaint, lookupSeriesOutlinePaint, lookupSeriesOutlineStroke, lookupSeriesPaint, lookupSeriesShape, lookupSeriesStroke, notifyListeners, removeChangeListener, setAutoPopulateSeriesFillPaint, setAutoPopulateSeriesOutlinePaint, setAutoPopulateSeriesOutlineStroke, setAutoPopulateSeriesPaint, setAutoPopulateSeriesShape, setAutoPopulateSeriesStroke, setBaseCreateEntities, setBaseCreateEntities, setBaseFillPaint, setBaseFillPaint, setBaseItemLabelFont, setBaseItemLabelFont, setBaseItemLabelPaint, setBaseItemLabelPaint, setBaseItemLabelsVisible, setBaseItemLabelsVisible, setBaseItemLabelsVisible, setBaseLegendShape, setBaseLegendTextFont, setBaseLegendTextPaint, setBaseNegativeItemLabelPosition, setBaseNegativeItemLabelPosition, setBaseOutlinePaint, setBaseOutlinePaint, setBaseOutlineStroke, setBaseOutlineStroke, setBasePaint, setBasePaint, setBasePositiveItemLabelPosition, setBasePositiveItemLabelPosition, setBaseSeriesVisible, setBaseSeriesVisible, setBaseSeriesVisibleInLegend, setBaseSeriesVisibleInLegend, setBaseShape, setBaseShape, setBaseStroke, setBaseStroke, setCreateEntities, setCreateEntities, setDataBoundsIncludesVisibleSeriesOnly, setDefaultEntityRadius, setFillPaint, setFillPaint, setItemLabelAnchorOffset, setItemLabelFont, setItemLabelFont, setItemLabelPaint, setItemLabelPaint, setItemLabelsVisible, setItemLabelsVisible, setItemLabelsVisible, setLegendShape, setLegendTextFont, setLegendTextPaint, setNegativeItemLabelPosition, setNegativeItemLabelPosition, setOutlinePaint, setOutlinePaint, setOutlineStroke, setOutlineStroke, setPaint, setPaint, setPositiveItemLabelPosition, setPositiveItemLabelPosition, setSeriesCreateEntities, setSeriesCreateEntities, setSeriesFillPaint, setSeriesFillPaint, setSeriesItemLabelFont, setSeriesItemLabelFont, setSeriesItemLabelPaint, setSeriesItemLabelPaint, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesNegativeItemLabelPosition, setSeriesNegativeItemLabelPosition, setSeriesOutlinePaint, setSeriesOutlinePaint, setSeriesOutlineStroke, setSeriesOutlineStroke, setSeriesPaint, setSeriesPaint, setSeriesPositiveItemLabelPosition, setSeriesPositiveItemLabelPosition, setSeriesShape, setSeriesShape, setSeriesStroke, setSeriesStroke, setSeriesVisible, setSeriesVisible, setSeriesVisible, setSeriesVisible, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setShape, setShape, setStroke, setStroke
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.jfree.util.PublicCloneable
clone
 
Methods inherited from interface org.jfree.chart.renderer.category.CategoryItemRenderer
addChangeListener, getBaseItemLabelFont, getBaseItemLabelPaint, getBaseItemLabelsVisible, getBaseNegativeItemLabelPosition, getBaseOutlinePaint, getBaseOutlineStroke, getBasePaint, getBasePositiveItemLabelPosition, getBaseSeriesVisible, getBaseSeriesVisibleInLegend, getBaseShape, getBaseStroke, getItemLabelFont, getItemLabelFont, getItemLabelPaint, getItemLabelPaint, getItemOutlinePaint, getItemOutlineStroke, getItemPaint, getItemShape, getItemStroke, getItemVisible, getNegativeItemLabelPosition, getNegativeItemLabelPosition, getPositiveItemLabelPosition, getPositiveItemLabelPosition, getSeriesItemLabelFont, getSeriesItemLabelPaint, getSeriesNegativeItemLabelPosition, getSeriesOutlinePaint, getSeriesOutlineStroke, getSeriesPaint, getSeriesPositiveItemLabelPosition, getSeriesShape, getSeriesStroke, getSeriesVisible, getSeriesVisible, getSeriesVisibleInLegend, getSeriesVisibleInLegend, isItemLabelVisible, isSeriesItemLabelsVisible, isSeriesVisible, isSeriesVisibleInLegend, removeChangeListener, setBaseItemLabelFont, setBaseItemLabelPaint, setBaseItemLabelsVisible, setBaseItemLabelsVisible, setBaseItemLabelsVisible, setBaseNegativeItemLabelPosition, setBaseNegativeItemLabelPosition, setBaseOutlinePaint, setBaseOutlineStroke, setBasePaint, setBasePositiveItemLabelPosition, setBasePositiveItemLabelPosition, setBaseSeriesVisible, setBaseSeriesVisible, setBaseSeriesVisibleInLegend, setBaseSeriesVisibleInLegend, setBaseShape, setBaseStroke, setItemLabelFont, setItemLabelPaint, setItemLabelsVisible, setItemLabelsVisible, setItemLabelsVisible, setNegativeItemLabelPosition, setNegativeItemLabelPosition, setOutlinePaint, setOutlineStroke, setPaint, setPositiveItemLabelPosition, setPositiveItemLabelPosition, setSeriesItemLabelFont, setSeriesItemLabelPaint, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesItemLabelsVisible, setSeriesNegativeItemLabelPosition, setSeriesNegativeItemLabelPosition, setSeriesOutlinePaint, setSeriesOutlineStroke, setSeriesPaint, setSeriesPositiveItemLabelPosition, setSeriesPositiveItemLabelPosition, setSeriesShape, setSeriesStroke, setSeriesVisible, setSeriesVisible, setSeriesVisible, setSeriesVisible, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setSeriesVisibleInLegend, setShape, setStroke
 

Constructor Detail

GanttRenderer

public GanttRenderer()
Creates a new renderer.

Method Detail

getCompletePaint

public java.awt.Paint getCompletePaint()
Returns the paint used to show the percentage complete.

Returns:
The paint (never null.
See Also:
setCompletePaint(Paint)

setCompletePaint

public void setCompletePaint(java.awt.Paint paint)
Sets the paint used to show the percentage complete and sends a RendererChangeEvent to all registered listeners.

Parameters:
paint - the paint (null not permitted).
See Also:
getCompletePaint()

getIncompletePaint

public java.awt.Paint getIncompletePaint()
Returns the paint used to show the percentage incomplete.

Returns:
The paint (never null).
See Also:
setCompletePaint(Paint)

setIncompletePaint

public void setIncompletePaint(java.awt.Paint paint)
Sets the paint used to show the percentage incomplete and sends a RendererChangeEvent to all registered listeners.

Parameters:
paint - the paint (null not permitted).
See Also:
getIncompletePaint()

getStartPercent

public double getStartPercent()
Returns the position of the start of the progress indicator, as a percentage of the bar width.

Returns:
The start percent.
See Also:
setStartPercent(double)

setStartPercent

public void setStartPercent(double percent)
Sets the position of the start of the progress indicator, as a percentage of the bar width, and sends a RendererChangeEvent to all registered listeners.

Parameters:
percent - the percent.
See Also:
getStartPercent()

getEndPercent

public double getEndPercent()
Returns the position of the end of the progress indicator, as a percentage of the bar width.

Returns:
The end percent.
See Also:
setEndPercent(double)

setEndPercent

public void setEndPercent(double percent)
Sets the position of the end of the progress indicator, as a percentage of the bar width, and sends a RendererChangeEvent to all registered listeners.

Parameters:
percent - the percent.
See Also:
getEndPercent()

drawItem

public void drawItem(java.awt.Graphics2D g2,
                     CategoryItemRendererState state,
                     java.awt.geom.Rectangle2D dataArea,
                     CategoryPlot plot,
                     CategoryAxis domainAxis,
                     ValueAxis rangeAxis,
                     CategoryDataset dataset,
                     int row,
                     int column,
                     int pass)
Draws the bar for a single (series, category) data item.

Specified by:
drawItem in interface CategoryItemRenderer
Overrides:
drawItem in class IntervalBarRenderer
Parameters:
g2 - the graphics device.
state - the renderer state.
dataArea - the data area.
plot - the plot.
domainAxis - the domain axis.
rangeAxis - the range axis.
dataset - the dataset.
row - the row index (zero-based).
column - the column index (zero-based).
pass - the pass index.

drawTasks

protected void drawTasks(java.awt.Graphics2D g2,
                         CategoryItemRendererState state,
                         java.awt.geom.Rectangle2D dataArea,
                         CategoryPlot plot,
                         CategoryAxis domainAxis,
                         ValueAxis rangeAxis,
                         GanttCategoryDataset dataset,
                         int row,
                         int column)
Draws the tasks/subtasks for one item.

Parameters:
g2 - the graphics device.
state - the renderer state.
dataArea - the data plot area.
plot - the plot.
domainAxis - the domain axis.
rangeAxis - the range axis.
dataset - the data.
row - the row index (zero-based).
column - the column index (zero-based).

drawTask

protected void drawTask(java.awt.Graphics2D g2,
                        CategoryItemRendererState state,
                        java.awt.geom.Rectangle2D dataArea,
                        CategoryPlot plot,
                        CategoryAxis domainAxis,
                        ValueAxis rangeAxis,
                        GanttCategoryDataset dataset,
                        int row,
                        int column)
Draws a single task.

Parameters:
g2 - the graphics device.
state - the renderer state.
dataArea - the data plot area.
plot - the plot.
domainAxis - the domain axis.
rangeAxis - the range axis.
dataset - the data.
row - the row index (zero-based).
column - the column index (zero-based).

getItemMiddle

public double getItemMiddle(java.lang.Comparable rowKey,
                            java.lang.Comparable columnKey,
                            CategoryDataset dataset,
                            CategoryAxis axis,
                            java.awt.geom.Rectangle2D area,
                            org.jfree.ui.RectangleEdge edge)
Returns the Java2D coordinate for the middle of the specified data item.

Specified by:
getItemMiddle in interface CategoryItemRenderer
Overrides:
getItemMiddle in class AbstractCategoryItemRenderer
Parameters:
rowKey - the row key.
columnKey - the column key.
dataset - the dataset.
axis - the axis.
area - the drawing area.
edge - the edge along which the axis lies.
Returns:
The Java2D coordinate.
Since:
1.0.11

equals

public boolean equals(java.lang.Object obj)
Tests this renderer for equality with an arbitrary object.

Overrides:
equals in class IntervalBarRenderer
Parameters:
obj - the object (null permitted).
Returns:
A boolean.

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