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The CSS2BackgroundPosition interface represents the
background-position CSS Level 2 property.
| CSS2BackgroundPosition ()
| CSS2BackgroundPosition |
| CSS2BackgroundPosition (const CSS2BackgroundPosition &other)
| CSS2BackgroundPosition |
| CSS2BackgroundPosition (CSS2BackgroundPositionImpl *impl)
| CSS2BackgroundPosition |
| CSS2BackgroundPosition & operator = (const CSS2BackgroundPosition &other)
| operator = |
Reimplemented from CSSValue.
| ~CSS2BackgroundPosition ()
| ~CSS2BackgroundPosition |
| unsigned short horizontalType ()
| horizontalType |
[const]
A code defining the type of the horizontal value. It would be
one CSS_PERCENTAGE , CSS_EMS ,
CSS_EXS , CSS_PX , CSS_CM
, CSS_MM , CSS_IN ,
CSS_PT , CSS_PC ,
CSS_IDENT , CSS_INHERIT . If one of
horizontal or vertical is CSS_IDENT or
CSS_INHERIT , it's guaranteed that the other is the
same.
| unsigned short verticalType ()
| verticalType |
[const]
A code defining the type of the horizontal value. The code can
be one of the following units : CSS_PERCENTAGE ,
CSS_EMS , CSS_EXS , CSS_PX
, CSS_CM , CSS_MM ,
CSS_IN , CSS_PT , CSS_PC
, CSS_IDENT , CSS_INHERIT
. If one of horizontal or vertical is CSS_IDENT
or CSS_INHERIT , it's guaranteed that the other
is the same.
| DOM::DOMString horizontalIdentifier ()
| horizontalIdentifier |
[const]
If horizontalType is CSS_IDENT or
CSS_INHERIT , this attribute contains the string
representation of the ident, otherwise it contains an empty
string.
| DOM::DOMString verticalIdentifier ()
| verticalIdentifier |
[const]
If verticalType is CSS_IDENT or
CSS_INHERIT , this attribute contains the string
representation of the ident, otherwise it contains an empty
string. The value is "center" if only the
horizontalIdentifier has been set. The value is
"inherit" if the horizontalIdentifier is
"inherit" .
| float getHorizontalPosition ( const float horizontalType )
| getHorizontalPosition |
This method is used to get the float value in a specified unit
if the horizontalPosition represents a length or
a percentage. If the float doesn't contain a float value or
can't be converted into the specified unit, a
DOMException is raised.
Parameters:
| horizontalType | The specified unit. |
Returns: The float value.
Throws: DOMException, INVALID_ACCESS_ERR:, Raises, if, the, property, doesn't, contain, a, float, or, the, value, can't, be, converted.
| float getVerticalPosition ( const float verticalType )
| getVerticalPosition |
This method is used to get the float value in a specified unit
if the verticalPosition represents a length or a
percentage. If the float doesn't contain a float value or can't
be converted into the specified unit, a DOMException
is raised. The value is 50% if only the
horizontal value has been specified.
Parameters:
| verticalType | The specified unit. |
Returns: The float value.
Throws: DOMException, INVALID_ACCESS_ERR:, Raises, if, the, property, doesn't, contain, a, float, or, the, value, can't, be, converted.
| void setHorizontalPosition ( const unsigned short horizontalType, const float value )
| setHorizontalPosition |
This method is used to set the horizontal position with a
specified unit. If the vertical value is not a percentage or a
length, it sets the vertical position to 50% .
NO_MODIFICATION_ALLOWED_ERR: Raises if this property is readonly.
Parameters:
| horizontalType | The specified unit (a length or a percentage). |
| value | The new value. |
Throws: DOMException, INVALID_ACCESS_ERR:, Raises, if, the, specified, unit, is, not, a, length, or, a, percentage.
| void setVerticalPosition ( const unsigned short verticalType, const float value )
| setVerticalPosition |
This method is used to set the vertical position with a
specified unit. If the horizontal value is not a percentage or
a length, it sets the vertical position to 50% .
NO_MODIFICATION_ALLOWED_ERR: Raises if this property is readonly.
Parameters:
| verticalType | The specified unit (a length or a percentage). |
| value | The new value. |
Throws: DOMException, INVALID_ACCESS_ERR:, Raises, if, the, specified, unit, is, not, a, length, or, a, percentage.
| void setPositionIdentifier ( const DOM::DOMString &horizontalIdentifier, const DOM::DOMString &verticalIdentifier )
| setPositionIdentifier |
Sets the identifiers. If the second identifier is the empty
string, the vertical identifier is set to his default value (
"center" ). If the first identfier is
"inherit , the second identifier is ignored and is set
to "inherit" .
NO_MODIFICATION_ALLOWED_ERR: Raises if this property is readonly.
Parameters:
| horizontalIdentifier | The new horizontal identifier. |
| verticalIdentifier | The new vertical identifier. |
Throws: DOMException, SYNTAX_ERR:, Raises, if, the, identifiers, have, a, syntax, error, and, is, unparsable.
| Generated by: dfaure on faure on Tue Apr 16 08:50:42 2002, using kdoc 2.0a53. |