Package org.openpdf.css.style.derived

Class LengthValue

java.lang.Object

org.openpdf.css.style.DerivedValue

org.openpdf.css.style.derived.LengthValue

All Implemented Interfaces:

FSDerivedValue

public class LengthValue
extends DerivedValue

Field Summary

Fields

Modifier and Type	Field	Description
private final float	_lengthAsFloat	The specified length value, as a float; pulled from the CSS text
private final short	_lengthPrimitiveType	The specified primitive SAC data type given for this length, from the CSS text
private final CalculatedStyle	_style
private static final float	CM__PER__IN
private static final int	MM__PER__CM
private static final float	PC__PER__PT
private static final float	PT__PER__IN

Constructor Summary

Constructors

Constructor	Description
LengthValue(CalculatedStyle style, CSSName name, PropertyValue value)

Method Summary

Modifier and Type	Method	Description
float	asFloat()
static float	calcFloatProportionalValue(CalculatedStyle style, CSSName cssName, String stringValue, float relVal, short primitiveType, float baseValue, CssContext ctx)
float	getFloatProportionalTo(CSSName cssName, float baseValue, CssContext ctx)	Computes a relative unit (e.g.
private CalculatedStyle	getStyle()
boolean	hasAbsoluteUnit()
boolean	isDependentOnFontSize()

Methods inherited from class org.openpdf.css.style.DerivedValue

asColor, asIdentValue, asString, asStringArray, getCssSacUnitType, getStringValue, isAbsoluteUnit, isDeclaredInherit, isIdent

Methods inherited from class java.lang.Object

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

Field Details

MM__PER__CM

private static final int MM__PER__CM

See Also:

• Constant Field Values

CM__PER__IN

private static final float CM__PER__IN

See Also:

• Constant Field Values

PT__PER__IN

private static final float PT__PER__IN

See Also:

• Constant Field Values

PC__PER__PT

private static final float PC__PER__PT

See Also:

• Constant Field Values

_lengthAsFloat

private final float _lengthAsFloat

The specified length value, as a float; pulled from the CSS text

_style

private final CalculatedStyle _style

_lengthPrimitiveType

private final short _lengthPrimitiveType

The specified primitive SAC data type given for this length, from the CSS text

Constructor Details

LengthValue

public LengthValue(CalculatedStyle style,
 CSSName name,
 PropertyValue value)

Method Details

asFloat

public float asFloat()

Specified by:

asFloat in interface FSDerivedValue

Overrides:

asFloat in class DerivedValue

getFloatProportionalTo

public float getFloatProportionalTo(CSSName cssName,
 float baseValue,
 CssContext ctx)

Computes a relative unit (e.g. percentage) as an absolute value, using the input value. Used for such properties whose parent value cannot be known before layout/render

Specified by:

getFloatProportionalTo in interface FSDerivedValue

Overrides:

getFloatProportionalTo in class DerivedValue

Parameters:

cssName - Name of the property

Returns:

the absolute value or computed absolute value

hasAbsoluteUnit

public boolean hasAbsoluteUnit()

Specified by:

hasAbsoluteUnit in interface FSDerivedValue

Overrides:

hasAbsoluteUnit in class DerivedValue

isDependentOnFontSize

public boolean isDependentOnFontSize()

Specified by:

isDependentOnFontSize in interface FSDerivedValue

Overrides:

isDependentOnFontSize in class DerivedValue

calcFloatProportionalValue

public static float calcFloatProportionalValue(CalculatedStyle style,
 CSSName cssName,
 String stringValue,
 float relVal,
 short primitiveType,
 float baseValue,
 CssContext ctx)

getStyle

private CalculatedStyle getStyle()