office-gobmx/slideshow/source/inc/userpainteventhandler.hxx
2010-10-28 15:50:10 +01:00

68 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX
#define INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX
#include <boost/shared_ptr.hpp>
/* Definition of UserPaintEventHandler interface */
namespace slideshow
{
namespace internal
{
class RGBColor;
/** Interface for handling user paint state changes.
Classes implementing this interface can be added to an
EventMultiplexer object, and are called from there to
handle user paint events.
*/
class UserPaintEventHandler
{
public:
virtual ~UserPaintEventHandler() {}
virtual bool colorChanged( RGBColor const& rUserColor ) = 0;
virtual bool widthChanged( double nUserStrokeWidth ) = 0;
virtual bool eraseAllInkChanged(bool const& rEraseAllInk) =0;
virtual bool eraseInkWidthChanged(sal_Int32 rEraseInkSize) =0;
virtual bool switchEraserMode() = 0;
virtual bool switchPenMode() = 0;
virtual bool disable() = 0;
};
typedef ::boost::shared_ptr< UserPaintEventHandler > UserPaintEventHandlerSharedPtr;
}
}
#endif /* INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX */
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