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#ifndef com_sun_star_chart2_data_DataSequence_idl
#define com_sun_star_chart2_data_DataSequence_idl

#include <com/sun/star/beans/XPropertySet.idl>
#include <com/sun/star/container/XIndexReplace.idl>
#include <com/sun/star/util/XCloneable.idl>
#include <com/sun/star/util/XModifyBroadcaster.idl>

#include <com/sun/star/chart2/data/XDataSequence.idl>
#include <com/sun/star/chart2/data/XNumericalDataSequence.idl>
#include <com/sun/star/chart2/data/XTextualDataSequence.idl>

#include <com/sun/star/chart2/data/DataSequenceRole.idl>

module com
{
module sun
{
module star
{
module chart2
{
module data
{

/** describes a container for a sequence of values.

    <p>With the interface <type>XDataSequence</type> it is possible to
    transfer a complete sequence of values.

    <p>With the optional
    <type scope="com::sun::star::container">XIndexReplace</type> it is
    possible to modify single elements, if the corresponding
    <type>DataProvider</type> supports modification of its values.</p>
  */
service DataSequence
{
    /** provides read- and write-access to the underlying data.
     */
    interface XDataSequence;

    /** you may implement this interface to allow a fast access to
        numerical data.  With this interface you can get a
        <atom>sequence</atom> of <atom>double</atom> values.
    */
    [optional] interface   XNumericalDataSequence;

    /** you may implement this interface to allow a fast access to
        textual data.  With this interface you can get a
        <atom>sequence</atom> of <atom>string</atom> values.
    */
    [optional] interface   XTextualDataSequence;

    /** provides read- and write-access to single elements of the
        underlying data.

        <p>Only when supporting this interface, it is possible for
        client applications to modify the content of the data that is
        provided by this <type>DataSequence</type>.</p>
     */
    [optional] interface ::com::sun::star::container::XIndexReplace;

    /** Allows creating copies of data sequences.  If this interface
        is not supported, the same object will be shared if used by
        multiple objects.

        <p>Cloning is especially useful when using identifiers.  A
        cloned data sequence will get a new identifier while the
        source range representation is identical to the original
        one.</p>

        <p>Note that, when this interface is not implemented the
        releasing of identifiers at the <type>XDataProvider</type>
        will not work properly, because more than one object may use
        the same identifier.  So, when an object releases the
        identifier, another object might use a stale identifier.</p>
     */
    [optional] interface ::com::sun::star::util::XCloneable;

    /** is used to broadcast change events whenever the content (data)
        or the range representations change.
     */
    interface com::sun::star::util::XModifyBroadcaster;

    /** the property interface by which the properties of all
        supported services are exchanged
    */
    interface ::com::sun::star::beans::XPropertySet;

    // ----------------------------------------------------------------------

    /** The key (index) of the number format that this sequence should
        be formatted with.

        <p>The key identifies a number format in an
        <type scope="com::sun::star::util">XNumberFormats</type>
        object.  This object can be retrieved by the
        <type scope="com::sun::star::util">XNumberFormatsSupplier</type>
        interface supported by
        <type scope="com::sun::star::chart">ChartDocument</type>.</p>

        @todo use proper number format instead of a transient key.
     */
//     [optional, property] long                     NumberFormatKey;

    /** The role of the series inside a data series.  This may be any
        string.  However some strings are predefined and should always
        be used in the same way.

        @see DataSequenceRole
     */
    [property] DataSequenceRole                   Role;

    /** If set to false <FALSE/>, values from hidden cells are not returned.
     */
    [optional, property] boolean                  IncludeHiddenCells;

    /** a sequence of indexes that identify values that are hidden in the underlying
        data provider.
     */
    [optional, property] sequence< long >         HiddenValues;
};

} ; // data
} ; // chart2
} ; // com
} ; // sun
} ; // star


#endif
