139 lines
5.3 KiB
C++
139 lines
5.3 KiB
C++
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/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: RelativePositionHelper.hxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: vg $ $Date: 2007-05-22 18:21:43 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _CHART2_RELATIVEPOSITIONHELPER_HXX
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#define _CHART2_RELATIVEPOSITIONHELPER_HXX
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#ifndef _COM_SUN_STAR_CHART2_RELATIVEPOSITION_HPP_
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#include <com/sun/star/chart2/RelativePosition.hpp>
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#endif
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#ifndef _COM_SUN_STAR_CHART2_RELATIVESIZE_HPP_
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#include <com/sun/star/chart2/RelativeSize.hpp>
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#endif
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#ifndef _COM_SUN_STAR_DRAWING_ALIGNMENT_HPP_
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#include <com/sun/star/drawing/Alignment.hpp>
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#endif
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#ifndef _COM_SUN_STAR_AWT_POINT_HPP_
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#include <com/sun/star/awt/Point.hpp>
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#endif
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#ifndef _COM_SUN_STAR_AWT_SIZE_HPP_
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#include <com/sun/star/awt/Size.hpp>
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#endif
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//.............................................................................
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namespace chart
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{
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//.............................................................................
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//-----------------------------------------------------------------------------
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/**
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*/
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class RelativePositionHelper
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{
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public:
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/** returns the upper left corner of an object that has size aObjectSize and
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where the point indicated by aAnchor has coordinates indicated by aPoint
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( e.g. if aAnchor equals BOTTOM_LEFT, aPoint describes the
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coordinates of the bottom left corner of an object with size aObjectSize )
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*/
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static ::com::sun::star::awt::Point
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getUpperLeftCornerOfAnchoredObject(
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::com::sun::star::awt::Point aPoint,
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::com::sun::star::awt::Size aObjectSize,
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::com::sun::star::drawing::Alignment aAnchor );
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/** returns the center of an object that has size aObjectSize and
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where the point indicated by aAnchor has coordinates indicated by aPoint
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( e.g. if aAnchor equals BOTTOM_LEFT, aPoint describes the
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coordinates of the bottom left corner of an object with size aObjectSize )
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*/
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static ::com::sun::star::awt::Point
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getCenterOfAnchoredObject(
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::com::sun::star::awt::Point aPoint,
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::com::sun::star::awt::Size aUnrotatedObjectSize,
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::com::sun::star::drawing::Alignment aAnchor,
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double fAnglePi );
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/** Returns a relative position that is the same point after the anchor has
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been changed to the given one. The passed object size is taken into
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account for shifting the position.
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*/
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static ::com::sun::star::chart2::RelativePosition
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getReanchoredPosition(
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const ::com::sun::star::chart2::RelativePosition & rPosition,
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const ::com::sun::star::chart2::RelativeSize & rObjectSize,
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::com::sun::star::drawing::Alignment aNewAnchor );
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/** grows a relative size about the given amount and shifts the given
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position such that the resize is relative to the former rectangle's
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center.
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@param bCheck If </TRUE>, the resize is only done, if after
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transformation, the position and size are within the bounds [0,1].
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@return </TRUE>, if changes were applied.
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<p>That means, if the position's alignment is center, the position will
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not change at all.</p>
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*/
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static bool centerGrow(
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::com::sun::star::chart2::RelativePosition & rInOutPosition,
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::com::sun::star::chart2::RelativeSize & rInOutSize,
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double fAmountX, double fAmountY,
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bool bCheck = true );
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/** shifts a relative position about the given amount
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@param bCheck If </TRUE>, the shift is only done, if after
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transformation, the object represented by the position
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rInOutPosition and its size rObjectSize the position and size are
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within the bounds [0,1].
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@return </TRUE>, if changes were applied.
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*/
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static bool moveObject(
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::com::sun::star::chart2::RelativePosition & rInOutPosition,
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const ::com::sun::star::chart2::RelativeSize & rObjectSize,
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double fAmountX, double fAmountY,
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bool bCheck = true );
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};
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//.............................................................................
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} //namespace chart
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//.............................................................................
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#endif
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