lt.monarch.chart.chart2D.axis.layouters
Class DefaultLinearLabelLayouter

java.lang.Object
  lt.monarch.chart.chart2D.axis.layouters.SimpleLinearLabelLayouter
      lt.monarch.chart.chart2D.axis.layouters.DefaultLinearLabelLayouter

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, LinearLabelLayouter

Direct Known Subclasses:

MultiLevelLabelLayouter

public class DefaultLinearLabelLayouter
extends SimpleLinearLabelLayouter

Layouts labels by eliminating overlapping ones. Does this by keeping lower level labels and eliminating higher level labels

See Also:

Serialized Form

Field Summary

Modifier and Type	Field and Description

Fields inherited from class lt.monarch.chart.chart2D.axis.layouters.SimpleLinearLabelLayouter

calculatePreferredDimensions, levels, prefferedHeight, prefferedWidth, sparseMode, start, stop, titleArea

Constructor and Description

DefaultLinearLabelLayouter()
Constructs a new DefaultLinearLabelLayouter object.

Method Summary

Modifier and Type	Method and Description
protected void	eliminateLevelsFrom(AbstractAxisLabel[] labels, int level) Eliminates the labels with level equal to or higher than the given one.
protected void	eliminateOutbound(AbstractAxisLabel[] labels) Eliminates labels, falling outside the visible axis range.
int	getMinimumLabelSpacing() Returns minimum spacing that must be kept between labels.
void	layout(AbstractAxisLabel[] labels) Layouts the specified labels.
void	prepare(AbstractAxisLabel[] labels) Non-API method. Calculates preferred size of all visible labels (maximum size of all labels).
void	setMinimumLabelSpacing(int spacing) Sets the minimum spacing to be kept between labels.

Methods inherited from class lt.monarch.chart.chart2D.axis.layouters.SimpleLinearLabelLayouter

clone, compareLabels, dispose, findMaxLevel, getMaxLevel, getPreferredHeight, getPreferredWidth, setSparseMode, setTitleArea, setVisibleRange, sort

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultLinearLabelLayouter

public DefaultLinearLabelLayouter()

Constructs a new DefaultLinearLabelLayouter object.

Method Detail

setMinimumLabelSpacing

public void setMinimumLabelSpacing(int spacing)

Sets the minimum spacing to be kept between labels. Default value is 6 pixels.

Parameters:

spacing - minimum spacing between labels in pixels.

eliminateOutbound

protected void eliminateOutbound(AbstractAxisLabel[] labels)

Description copied from class: SimpleLinearLabelLayouter

Eliminates labels, falling outside the visible axis range.

Overrides:

eliminateOutbound in class SimpleLinearLabelLayouter

Parameters:

labels - labels to layout

getMinimumLabelSpacing

public int getMinimumLabelSpacing()

Returns minimum spacing that must be kept between labels.

Returns:

minimum spacing between labels

layout

public void layout(AbstractAxisLabel[] labels)

Layouts the specified labels.

Specified by:

layout in interface LinearLabelLayouter

Overrides:

layout in class SimpleLinearLabelLayouter

Parameters:

labels - the labels to layout

eliminateLevelsFrom

protected void eliminateLevelsFrom(AbstractAxisLabel[] labels,
                                   int level)

Eliminates the labels with level equal to or higher than the given one.

Parameters:

labels - label array

level - given level number

prepare

public void prepare(AbstractAxisLabel[] labels)

Description copied from interface: LinearLabelLayouter

Non-API method. Calculates preferred size of all visible labels (maximum size of all labels).

Specified by:

prepare in interface LinearLabelLayouter

Overrides:

prepare in class SimpleLinearLabelLayouter

Parameters:

labels - label array