org.geotools.styling.visitor

Class DpiRescaleStyleVisitor

Object

DuplicatingStyleVisitor

RescaleStyleVisitor

DpiRescaleStyleVisitor

All Implemented Interfaces:

StyleVisitor

Direct Known Subclasses:

GraphicsAwareDpiRescaleStyleVisitor

public class DpiRescaleStyleVisitor
extends RescaleStyleVisitor

This is a style visitor that will produce a copy of the provided style. The copy will be rescaled by a provided factor if UOM is PIXEL.

Field Summary

Fields inherited from class RescaleStyleVisitor

defaultUnit, scale

Fields inherited from class DuplicatingStyleVisitor

copyFilter, ff, pages, sf, STRICT

Constructor Summary

Constructors

Constructor and Description
DpiRescaleStyleVisitor(double scale)
DpiRescaleStyleVisitor(FilterFactory2 filterFactory, double scale)

Method Summary

Modifier and Type	Method and Description
protected Expression	rescale(Expression expr) Used to rescale the provided expr.
protected void	rescaleOption(Map<String,String> options, String key, double defaultValue) Rescales the specified vendor option
protected void	rescaleOption(Map<String,String> options, String key, int defaultValue) Rescales the specified vendor option

Methods inherited from class RescaleStyleVisitor

rescale, rescaleArrayOption, rescaleDashArray, rescaleGraphicSize, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class DuplicatingStyleVisitor

copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copy, copyExpressions, copyFonts, getCopy, setStrict, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class Object

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

Constructor Detail

DpiRescaleStyleVisitor

public DpiRescaleStyleVisitor(double scale)

DpiRescaleStyleVisitor

public DpiRescaleStyleVisitor(FilterFactory2 filterFactory,
                              double scale)

Method Detail

rescale

protected Expression rescale(Expression expr)

Description copied from class: RescaleStyleVisitor

Used to rescale the provided expr.

We do optimize the case where the provided expression is a literal; no sense doing a calculation each time if we don't have to.

Overrides:

rescale in class RescaleStyleVisitor

Returns:

expr multiplied by the provided scale

rescaleOption

protected void rescaleOption(Map<String,String> options,
                             String key,
                             double defaultValue)

Description copied from class: RescaleStyleVisitor

Rescales the specified vendor option

Overrides:

rescaleOption in class RescaleStyleVisitor

rescaleOption

protected void rescaleOption(Map<String,String> options,
                             String key,
                             int defaultValue)

Description copied from class: RescaleStyleVisitor

Rescales the specified vendor option

Overrides:

rescaleOption in class RescaleStyleVisitor