org.htmlunit.css

Class CssPixelValueConverter

java.lang.Object

org.htmlunit.css.CssPixelValueConverter

public final class CssPixelValueConverter
extends Object

Utilities for css value handling.

Author:

Ronald Brill

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CssPixelValueConverter.CssValue Encapsulates the retrieval of a style attribute, given a DOM element from which to retrieve it.

Method Summary

Modifier and Type	Method and Description
static String	pixelString(DomElement element, CssPixelValueConverter.CssValue value) Returns the specified length CSS attribute value as a pixel length value.
static int	pixelValue(DomElement element, CssPixelValueConverter.CssValue value) Converts the specified length CSS attribute value into an integer number of pixels.
static int	pixelValue(String value) Converts the specified length string value into an integer number of pixels.

Methods inherited from class java.lang.Object

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

Method Detail

pixelValue

public static int pixelValue(DomElement element,
                             CssPixelValueConverter.CssValue value)

Converts the specified length CSS attribute value into an integer number of pixels. If the specified CSS attribute value is a percentage, this method uses the specified value object to recursively retrieve the base (parent) CSS attribute value.

Parameters:

element - the element for which the CSS attribute value is to be retrieved

value - the CSS attribute value which is to be retrieved

Returns:

the integer number of pixels corresponding to the specified length CSS attribute value

See Also:

pixelValue(String)

pixelString

public static String pixelString(DomElement element,
                                 CssPixelValueConverter.CssValue value)

Returns the specified length CSS attribute value as a pixel length value. If the specified CSS attribute value is a percentage, this method uses the specified value object to recursively retrieve the base (parent) CSS attribute value.

Parameters:

element - the element for which the CSS attribute value is to be retrieved

value - the CSS attribute value which is to be retrieved

Returns:

the specified length CSS attribute value as a pixel length value

See Also:

pixelValue(DomElement, CssValue)

pixelValue

public static int pixelValue(String value)

Converts the specified length string value into an integer number of pixels. This method does NOT handle percentages correctly; use pixelString(DomElement, CssValue) if you need percentage support.

Parameters:

value - the length string value to convert to an integer number of pixels

Returns:

the integer number of pixels corresponding to the specified length string value

See Also:

CSS Units, pixelString(DomElement, CssValue)