/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef _CHART2_VIEW_LABELPOSITIONHELPER_HXX
#define _CHART2_VIEW_LABELPOSITIONHELPER_HXX

#include "LabelAlignment.hxx"
#include "PropertyMapper.hxx"
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/drawing/Position3D.hpp>
#include <com/sun/star/drawing/XShapes.hpp>

//.............................................................................
namespace chart
{
//.............................................................................

//-----------------------------------------------------------------------------
/**
*/
class PlottingPositionHelper;
class ShapeFactory;

class LabelPositionHelper
{
public:
    LabelPositionHelper(
        PlottingPositionHelper* pPosHelper
        , sal_Int32 nDimensionCount
        , const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShapes >& xLogicTarget
        , ShapeFactory* pShapeFactory );
    virtual ~LabelPositionHelper();

    ::com::sun::star::awt::Point transformSceneToScreenPosition(
            const ::com::sun::star::drawing::Position3D& rScenePosition3D ) const;

    static void changeTextAdjustment( tAnySequence& rPropValues, const tNameSequence& rPropNames, LabelAlignment eAlignment);
    static void doDynamicFontResize(  tAnySequence& rPropValues, const tNameSequence& rPropNames
                    , const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& xAxisModelProps
                    , const ::com::sun::star::awt::Size& rNewReferenceSize );

    static void correctPositionForRotation( const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XShape >& xShape2DText
                    , LabelAlignment eLabelAlignment, const double fRotationAngle, bool bRotateAroundCenter );

private:
    LabelPositionHelper();

protected:
    PlottingPositionHelper*  m_pPosHelper;
    sal_Int32                m_nDimensionCount;

private:
    //these members are only necessary for transformation from 3D to 2D
    ::com::sun::star::uno::Reference<
                    ::com::sun::star::drawing::XShapes >    m_xLogicTarget;
    ShapeFactory*                                           m_pShapeFactory;
};

//.............................................................................
} //namespace chart
//.............................................................................
#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */