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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: viewinformation2d.hxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: aw $ $Date: 2008-05-27 14:11:16 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef INCLUDED_DRAWINGLAYER_GEOMETRY_VIEWINFORMATION2D_HXX
#define INCLUDED_DRAWINGLAYER_GEOMETRY_VIEWINFORMATION2D_HXX
// the solaris compiler defines 'sun' as '1'. To avoid that (and to allow
// pre-declarations of com/sun/star namespace), include sal/config.h here
// where sun is redefined as 'sun' (so i guess the problem is known).
#include <sal/config.h>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/drawing/XDrawPage.hpp>
//////////////////////////////////////////////////////////////////////////////
// predefines
namespace drawinglayer { namespace {
class ImpViewInformation2D;
}}
namespace basegfx {
class B2DHomMatrix;
class B2DRange;
}
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace geometry
{
class ViewInformation2D
{
private:
// impl pointer
ImpViewInformation2D* mpViewInformation2D;
public:
// constructor to easily build a ViewInformation2D when all view
// information is available as basegfx implementation classes. The
// ExtendedParameters allows adding extra parameters besides ViewTransformation,
// Viewport and ViewTime and should not itself include one of these.
ViewInformation2D(
const basegfx::B2DHomMatrix& rViewTransformation,
const basegfx::B2DRange& rViewport,
const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& rxDrawPage,
double fViewTime,
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& rExtendedParameters);
// constructor to create a ViewInformation2D based on API information only. The
// ViewParameters can contain ViewTransformation, Viewport and ViewTime but also
// other parameters which will be preserved in the ExtendedInformation. The three
// named information will be extracted locally for faster access.
ViewInformation2D(const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& rViewParameters);
// copy constructor
ViewInformation2D(const ViewInformation2D& rCandidate);
// destructor
~ViewInformation2D();
// assignment operator
ViewInformation2D& operator=(const ViewInformation2D& rCandidate);
// data access
const basegfx::B2DHomMatrix& getViewTransformation() const;
const basegfx::B2DRange& getViewport() const;
double getViewTime() const;
// get the DrawPage which is visualized. Tjhis is needed e.g. for the
// view-dependent decomposition of PageNumber Fields in Texts
const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& ViewInformation2D::getVisualizedPage() const;
// data access with on-demand preparations
const basegfx::B2DHomMatrix& getInverseViewTransformation() const;
const basegfx::B2DRange& getDiscreteViewport() const;
// get the uno::Sequence< beans::PropertyValue > which contains all information. When
// constructed using the API constructor, You will get back Your input. If not, the
// needed sequence will be constructed including the extended informations.
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& getViewInformationSequence() const;
// get the uno::Sequence< beans::PropertyValue > which contains only extra information. This means
// information different from ViewTransformation, Viewport and ViewTime.
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& getExtendedInformationSequence() const;
};
} // end of namespace geometry
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
#endif //INCLUDED_DRAWINGLAYER_GEOMETRY_VIEWINFORMATION2D_HXX
// eof
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