y.layout.hierarchic
Class AlignmentDrawer.LeftAlignmentDataProvider

java.lang.Object
  y.util.DataProviderAdapter
      y.layout.hierarchic.AlignmentDrawer.LeftAlignmentDataProvider

All Implemented Interfaces:

DataProvider

Enclosing class:

AlignmentDrawer

public static final class AlignmentDrawer.LeftAlignmentDataProvider
extends DataProviderAdapter

A DataProvider that will make all nodes left-aligned (in left-to-right layouts) when registered.

Constructor Summary

AlignmentDrawer.LeftAlignmentDataProvider()
Creates a AlignmentDrawer.LeftAlignmentDataProvider instance.

Method Summary

double

getDouble(java.lang.Object dataHolder) Returns a double value that corresponds to left alignment.

Methods inherited from class y.util.DataProviderAdapter

defined, get, getBool, getInt

Methods inherited from class java.lang.Object

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

Constructor Detail

AlignmentDrawer.LeftAlignmentDataProvider

public AlignmentDrawer.LeftAlignmentDataProvider()

Creates a AlignmentDrawer.LeftAlignmentDataProvider instance.

Method Detail

getDouble

public double getDouble(java.lang.Object dataHolder)

Returns a double value that corresponds to left alignment.

This value is equal to (-width(dataHolder) / 2).

Specified by:

getDouble in interface DataProvider

Overrides:

getDouble in class DataProviderAdapter

Parameters:

dataHolder - the node object

Returns:

a double value that corresponds to left alignment