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module com {  module sun {  module star {  module presentation {

/** View interface to display slide show presentations on.<p>

    This interface provides the necessary methods to enable an
    XSlideShow interface to display a presentation. The slide show can
    be displayed simultaneously on multiple views<p>

    @since OOo 2.4
 */
interface XSlideShowView : ::com::sun::star::uno::XInterface
{
    /** Get view canvas.<p>

        This method gets the underlying XCanvas to display on this
        view.<p>

        @return XSpriteCanvas to display on. Must be valid, and the
        same object, as long as this view is added to any slide show.
     */
    ::com::sun::star::rendering::XSpriteCanvas getCanvas();

    /** This method clears the whole view area.

        The slide show uses this method to fully erase the view
        content. Since the slide show has no notion of view size, this
        is the only reliable way to wholly clear the view.
     */
    void clear();

    /** Query the current transformation matrix for this view.<p>

        This method returns the transformation matrix of the
        view. When notified via the transformation change listener,
        the show will be displayed using the new transformation.<p>

        @return the view transformation matrix. Note that the slide
        show itself will paint all slides as one-by-one boxes, one
        therefore has to at least provide a scaling at this matrix to
        blow this up to the desired device pixel size (640 times 480,
        or whatever size the output view has). Furthermore, the aspect
        ratio of the scaling should match that of the slides
        (otherwise, the slides will be scaled anisotropically).
     */
    ::com::sun::star::geometry::AffineMatrix2D getTransformation();

    /** Query the current translation offset used to fill the physical screen while keeping aspect ratio.<p>

        This method returns the translation offset of the view of the
        view.<p>

        @return the slideshowview will be transformed in order to fill
        the physical screen while keeping the aspect ratio.
        In order to do so, we need to add a black border on the side. This method
        return an IntegerSize2D which represent (x, y) translation.
        x represents the width of the border on the left, for example.
     */
    ::com::sun::star::geometry::IntegerSize2D getTranslationOffset();

    /** Add a listener to get notified when the transformation matrix changes.<p>

        This method registers a listener with the view, which will get
        called every time the transformation matrix changes.<p>

        @param xListener
        Listener interface to call when the transformation matrix changes.
     */
    void addTransformationChangedListener( [in] ::com::sun::star::util::XModifyListener xListener );

    /** Revoke a previously registered transformation matrix change listener.<p>

        @param xListener
        Listener interface to revoke from being called.
     */
    void removeTransformationChangedListener( [in] ::com::sun::star::util::XModifyListener xListener );

    /** Add a listener to get notified when this view needs a repaint.<p>

        This method registers a listener with the view, which will get
        called every time the view needs an update of their screen
        representation.<p>

        @param xListener
        Listener interface to call when the view needs a repaint.
     */
    void addPaintListener( [in] ::com::sun::star::awt::XPaintListener xListener );

    /** Revoke a previously registered paint listener.<p>

        @param xListener
        Listener interface to revoke from being called.
     */
    void removePaintListener( [in] ::com::sun::star::awt::XPaintListener xListener );

    /** Add a mouse listener to the view.<p>

        This method registers a listener with the view, which will get
        called every time the mouse is clicked on the view.<p>

        @param xListener
        Listener interface to call when the mouse is clicked on the view.
     */
    void addMouseListener( [in] com::sun::star::awt::XMouseListener xListener );

    /** Revoke a previously registered mouse listener.<p>

        @param xListener
        Listener interface to revoke from being called.
     */
    void removeMouseListener( [in] com::sun::star::awt::XMouseListener xListener );

    /** Add a mouse motion listener to the view.<p>

        This method registers a listener with the view, which will get
        called every time the mouse is moved on the view.<p>

        @param xListener
        Listener interface to call when the mouse is moved on the view.
     */
    void addMouseMotionListener( [in] com::sun::star::awt::XMouseMotionListener xListener );

    /** Revoke a previously registered mouse move listener.<p>

        @param xListener
        Listener interface to revoke from being called.
     */
    void removeMouseMotionListener( [in] com::sun::star::awt::XMouseMotionListener xListener );

    /** Change the mouse cursor currently in effect.<p>

        This method changes the mouse cursor currently in effect, for
        this view.<p>

        @param nPointerShape
        New mouse cursor shape to display for this view. Must be from
        the ::com::sun::star::awt::SystemPointer constant group.
     */
    void setMouseCursor( [in] short nPointerShape );

    /** Get rectangle defining area inside of canvas device which
    this slide show view uses.
    */
    ::com::sun::star::awt::Rectangle getCanvasArea();
};

}; }; }; };


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