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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _CHART2_RELATIVEPOSITIONHELPER_HXX
#define _CHART2_RELATIVEPOSITIONHELPER_HXX
#include <com/sun/star/chart2/RelativePosition.hpp>
#include <com/sun/star/chart2/RelativeSize.hpp>
#include <com/sun/star/drawing/Alignment.hpp>
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/awt/Size.hpp>
#include "charttoolsdllapi.hxx"
//.............................................................................
namespace chart
{
//.............................................................................
//-----------------------------------------------------------------------------
/**
*/
class OOO_DLLPUBLIC_CHARTTOOLS RelativePositionHelper
{
public:
/** returns the upper left corner of an object that has size aObjectSize and
where the point indicated by aAnchor has coordinates indicated by aPoint
( e.g. if aAnchor equals BOTTOM_LEFT, aPoint describes the
coordinates of the bottom left corner of an object with size aObjectSize )
*/
static ::com::sun::star::awt::Point
getUpperLeftCornerOfAnchoredObject(
::com::sun::star::awt::Point aPoint,
::com::sun::star::awt::Size aObjectSize,
::com::sun::star::drawing::Alignment aAnchor );
/** returns the center of an object that has size aObjectSize and
where the point indicated by aAnchor has coordinates indicated by aPoint
( e.g. if aAnchor equals BOTTOM_LEFT, aPoint describes the
coordinates of the bottom left corner of an object with size aObjectSize )
*/
static ::com::sun::star::awt::Point
getCenterOfAnchoredObject(
::com::sun::star::awt::Point aPoint,
::com::sun::star::awt::Size aUnrotatedObjectSize,
::com::sun::star::drawing::Alignment aAnchor,
double fAnglePi );
/** Returns a relative position that is the same point after the anchor has
been changed to the given one. The passed object size is taken into
account for shifting the position.
*/
SAL_DLLPRIVATE static ::com::sun::star::chart2::RelativePosition
getReanchoredPosition(
const ::com::sun::star::chart2::RelativePosition & rPosition,
const ::com::sun::star::chart2::RelativeSize & rObjectSize,
::com::sun::star::drawing::Alignment aNewAnchor );
/** grows a relative size about the given amount and shifts the given
position such that the resize is relative to the former rectangle's
center.
@param bCheck If </sal_True>, the resize is only done, if after
transformation, the position and size are within the bounds [0,1].
@return </sal_True>, if changes were applied.
<p>That means, if the position's alignment is center, the position will
not change at all.</p>
*/
static bool centerGrow(
::com::sun::star::chart2::RelativePosition & rInOutPosition,
::com::sun::star::chart2::RelativeSize & rInOutSize,
double fAmountX, double fAmountY,
bool bCheck = true );
/** shifts a relative position about the given amount
@param bCheck If </sal_True>, the shift is only done, if after
transformation, the object represented by the position
rInOutPosition and its size rObjectSize the position and size are
within the bounds [0,1].
@return </sal_True>, if changes were applied.
*/
static bool moveObject(
::com::sun::star::chart2::RelativePosition & rInOutPosition,
const ::com::sun::star::chart2::RelativeSize & rObjectSize,
double fAmountX, double fAmountY,
bool bCheck = true );
};
//.............................................................................
} //namespace chart
//.............................................................................
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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