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/* -*- 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 .
*/
#include <LabelPositionHelper.hxx>
#include <PlottingPositionHelper.hxx>
#include <PropertyMapper.hxx>
#include <RelativeSizeHelper.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/TextVerticalAdjust.hpp>
#include <com/sun/star/drawing/TextHorizontalAdjust.hpp>
#include <cmath>
namespace chart
{
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
LabelPositionHelper::LabelPositionHelper(
sal_Int32 nDimensionCount
, const rtl::Reference<SvxShapeGroupAnyD>& xLogicTarget)
: m_nDimensionCount(nDimensionCount)
, m_xLogicTarget(xLogicTarget)
{
}
LabelPositionHelper::~LabelPositionHelper()
{
}
awt::Point LabelPositionHelper::transformSceneToScreenPosition( const drawing::Position3D& rScenePosition3D ) const
{
return PlottingPositionHelper::transformSceneToScreenPosition(
rScenePosition3D, m_xLogicTarget, m_nDimensionCount );
}
void LabelPositionHelper::changeTextAdjustment( tAnySequence& rPropValues, const tNameSequence& rPropNames, LabelAlignment eAlignment)
{
//HorizontalAdjustment
{
drawing::TextHorizontalAdjust eHorizontalAdjust = drawing::TextHorizontalAdjust_CENTER;
if( eAlignment==LABEL_ALIGN_RIGHT || eAlignment==LABEL_ALIGN_RIGHT_TOP || eAlignment==LABEL_ALIGN_RIGHT_BOTTOM )
eHorizontalAdjust = drawing::TextHorizontalAdjust_LEFT;
else if( eAlignment==LABEL_ALIGN_LEFT || eAlignment==LABEL_ALIGN_LEFT_TOP || eAlignment==LABEL_ALIGN_LEFT_BOTTOM )
eHorizontalAdjust = drawing::TextHorizontalAdjust_RIGHT;
uno::Any* pHorizontalAdjustAny = PropertyMapper::getValuePointer(rPropValues,rPropNames,u"TextHorizontalAdjust");
if(pHorizontalAdjustAny)
*pHorizontalAdjustAny <<= eHorizontalAdjust;
}
//VerticalAdjustment
{
drawing::TextVerticalAdjust eVerticalAdjust = drawing::TextVerticalAdjust_CENTER;
if( eAlignment==LABEL_ALIGN_TOP || eAlignment==LABEL_ALIGN_RIGHT_TOP || eAlignment==LABEL_ALIGN_LEFT_TOP )
eVerticalAdjust = drawing::TextVerticalAdjust_BOTTOM;
else if( eAlignment==LABEL_ALIGN_BOTTOM || eAlignment==LABEL_ALIGN_RIGHT_BOTTOM || eAlignment==LABEL_ALIGN_LEFT_BOTTOM )
eVerticalAdjust = drawing::TextVerticalAdjust_TOP;
uno::Any* pVerticalAdjustAny = PropertyMapper::getValuePointer(rPropValues,rPropNames,u"TextVerticalAdjust");
if(pVerticalAdjustAny)
*pVerticalAdjustAny <<= eVerticalAdjust;
}
}
static void lcl_doDynamicFontResize( uno::Any* pAOldAndNewFontHeightAny
, const awt::Size& rOldReferenceSize
, const awt::Size& rNewReferenceSize )
{
double fOldFontHeight = 0;
if( pAOldAndNewFontHeightAny && ( *pAOldAndNewFontHeightAny >>= fOldFontHeight ) )
{
double fNewFontHeight = RelativeSizeHelper::calculate( fOldFontHeight, rOldReferenceSize, rNewReferenceSize );
*pAOldAndNewFontHeightAny <<= fNewFontHeight;
}
}
void LabelPositionHelper::doDynamicFontResize( tAnySequence& rPropValues
, const tNameSequence& rPropNames
, const uno::Reference< beans::XPropertySet >& xAxisModelProps
, const awt::Size& rNewReferenceSize
)
{
//handle dynamic font resize:
awt::Size aOldReferenceSize;
if( xAxisModelProps->getPropertyValue( "ReferencePageSize") >>= aOldReferenceSize )
{
uno::Any* pAOldAndNewFontHeightAny = PropertyMapper::getValuePointer( rPropValues, rPropNames, u"CharHeight" );
lcl_doDynamicFontResize( pAOldAndNewFontHeightAny, aOldReferenceSize, rNewReferenceSize );
pAOldAndNewFontHeightAny = PropertyMapper::getValuePointer( rPropValues, rPropNames, u"CharHeightAsian" );
lcl_doDynamicFontResize( pAOldAndNewFontHeightAny, aOldReferenceSize, rNewReferenceSize );
pAOldAndNewFontHeightAny = PropertyMapper::getValuePointer( rPropValues, rPropNames, u"CharHeightComplex" );
lcl_doDynamicFontResize( pAOldAndNewFontHeightAny, aOldReferenceSize, rNewReferenceSize );
}
}
namespace
{
void lcl_correctRotation_Left( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize, bool bRotateAroundCenter )
{
//correct label positions for labels on a left side of something with a right centered alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = -aSize.Height*std::sin( fAnglePi )/2.0;
if( bRotateAroundCenter )
rfYCorrection = -aSize.Width*std::sin( fAnglePi )/2.0;
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = -aSize.Width *std::sin( beta )
-aSize.Height *std::cos( beta )/2.0;
if( bRotateAroundCenter )
rfYCorrection = -aSize.Width *std::cos( beta )/2.0;
else
rfYCorrection = -aSize.Width *std::cos( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = fAnglePi - M_PI;
rfXCorrection = -aSize.Width *std::cos( beta )
-aSize.Height*std::sin( beta )/2.0;
if( bRotateAroundCenter )
rfYCorrection = aSize.Width *std::sin( beta )/2.0;
else
rfYCorrection = aSize.Width *std::sin( beta );
}
else
{
double beta = 2*M_PI - fAnglePi;
rfXCorrection = -aSize.Height*std::sin( beta )/2.0;
if( bRotateAroundCenter )
rfYCorrection = aSize.Width*std::sin( beta )/2.0;
}
}
void lcl_correctRotation_Right( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize, bool bRotateAroundCenter )
{
//correct label positions for labels on a right side of something with a left centered alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree== 0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = aSize.Height*std::sin( fAnglePi )/2.0;
if( bRotateAroundCenter )
rfYCorrection = aSize.Width*std::sin( fAnglePi )/2.0;
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = M_PI - fAnglePi;
rfXCorrection = aSize.Width *std::cos( beta )
+ aSize.Height*std::sin( beta )/2.0;
if( bRotateAroundCenter )
rfYCorrection = aSize.Width *std::sin( beta )/2.0;
else
rfYCorrection = aSize.Width *std::sin( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = aSize.Width *std::sin( beta )
+aSize.Height*std::cos( beta )/2.0;
if( bRotateAroundCenter )
rfYCorrection = -aSize.Width *std::cos( beta )/2.0;
else
rfYCorrection = -aSize.Width *std::cos( beta );
}
else
{
rfXCorrection = aSize.Height*std::sin( 2*M_PI - fAnglePi )/2.0;
if( bRotateAroundCenter )
rfYCorrection = -aSize.Width*std::sin( 2*M_PI - fAnglePi )/2.0;
}
}
void lcl_correctRotation_Top( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize, bool bRotateAroundCenter )
{
//correct label positions for labels on top of something with a bottom centered alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree== 0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = aSize.Height*std::sin( fAnglePi )/2.0;
if( !bRotateAroundCenter )
rfXCorrection += aSize.Width*std::cos( fAnglePi )/2.0;
rfYCorrection = -aSize.Width*std::sin( fAnglePi )/2.0;
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi - M_PI_2;
rfXCorrection = aSize.Height*std::cos( beta )/2.0;
if( !bRotateAroundCenter )
rfXCorrection -= aSize.Width*std::sin( beta )/2.0;
rfYCorrection = -aSize.Width*std::cos( beta )/2.0
- aSize.Height*std::sin( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = fAnglePi - M_PI;
rfXCorrection = -aSize.Height *std::sin( beta )/2.0;
if( !bRotateAroundCenter )
rfXCorrection += aSize.Width *std::cos( beta )/2.0;
rfYCorrection = -aSize.Width *std::sin( beta )/2.0
-aSize.Height *std::cos( beta );
}
else
{
rfXCorrection = aSize.Height*std::sin( fAnglePi )/2.0;
if( !bRotateAroundCenter )
rfXCorrection -= aSize.Width*std::cos( fAnglePi )/2.0;
rfYCorrection = aSize.Width*std::sin( fAnglePi )/2.0;
}
}
void lcl_correctRotation_Bottom( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize, bool bRotateAroundCenter )
{
//correct label positions for labels below something with a top centered alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = -aSize.Height*std::sin( fAnglePi )/2.0;
if( !bRotateAroundCenter )
rfXCorrection -= aSize.Width *std::cos( fAnglePi )/2.0;
rfYCorrection = aSize.Width*std::sin( fAnglePi )/2.0;
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = -aSize.Height*std::cos( beta )/2.0;
if( !bRotateAroundCenter )
rfXCorrection += aSize.Width *std::sin( beta )/2.0;
rfYCorrection = aSize.Width *std::cos( beta )/2.0
+aSize.Height*std::sin( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = aSize.Height*std::cos( beta )/2.0;
if( !bRotateAroundCenter )
rfXCorrection -= aSize.Width *std::sin( beta )/2.0;
rfYCorrection = aSize.Height*std::sin( beta )
+aSize.Width*std::cos( beta )/2.0;
}
else
{
double beta = 2*M_PI - fAnglePi;
rfXCorrection = aSize.Height*std::sin( beta )/2.0;
if( !bRotateAroundCenter )
rfXCorrection += aSize.Width*std::cos( beta )/2.0;
rfYCorrection = aSize.Width*std::sin( beta )/2.0;
}
}
void lcl_correctRotation_Left_Top( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize )
{
//correct position for labels at the left top corner of something with a bottom right alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfYCorrection = -aSize.Width*std::sin( fAnglePi );
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = -aSize.Width*std::sin( beta );
rfYCorrection = -aSize.Height*std::sin( beta )
-aSize.Width*std::cos( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = -aSize.Height*std::cos( beta )
-aSize.Width*std::sin( beta );
rfYCorrection = -aSize.Height*std::sin( beta );
}
else
{
rfXCorrection = aSize.Height*std::sin( fAnglePi );
}
}
void lcl_correctRotation_Left_Bottom( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize )
{
//correct position for labels at the left bottom corner of something with a top right alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = -aSize.Height*std::sin( fAnglePi );
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = -aSize.Width*std::sin( beta )
-aSize.Height*std::cos( beta );
rfYCorrection = aSize.Height*std::sin( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = -aSize.Width*std::sin( beta );
rfYCorrection = aSize.Width*std::cos( beta )
+aSize.Height*std::sin( beta );
}
else
{
rfYCorrection = -aSize.Width*std::sin( fAnglePi );
}
}
void lcl_correctRotation_Right_Top( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize )
{
//correct position for labels at the right top corner of something with a bottom left alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfXCorrection = aSize.Height*std::sin( fAnglePi );
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = aSize.Width*std::sin( beta )
+aSize.Height*std::cos( beta );
rfYCorrection = -aSize.Height*std::sin( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = aSize.Width*std::sin( beta );
rfYCorrection = -aSize.Width*std::cos( beta )
-aSize.Height*std::sin( beta );
}
else
{
rfYCorrection = aSize.Width*std::sin( fAnglePi );
}
}
void lcl_correctRotation_Right_Bottom( double& rfXCorrection, double& rfYCorrection
, double fAnglePositiveDegree, const awt::Size& aSize )
{
//correct position for labels at the right bottom corner of something with a top left alignment
double fAnglePi = basegfx::deg2rad(fAnglePositiveDegree);
if( fAnglePositiveDegree==0.0 )
{
}
else if( fAnglePositiveDegree<= 90.0 )
{
rfYCorrection = aSize.Width*std::sin( fAnglePi );
}
else if( fAnglePositiveDegree<= 180.0 )
{
double beta = fAnglePi-M_PI_2;
rfXCorrection = aSize.Width*std::sin( beta );
rfYCorrection = aSize.Height*std::sin( beta )
+aSize.Width*std::cos( beta );
}
else if( fAnglePositiveDegree<= 270.0 )
{
double beta = 3*M_PI_2 - fAnglePi;
rfXCorrection = aSize.Height*std::cos( beta )
+aSize.Width*std::sin( beta );
rfYCorrection = aSize.Height*std::sin( beta );
}
else
{
rfXCorrection = -aSize.Height*std::sin( fAnglePi );
}
}
}//end anonymous namespace
void LabelPositionHelper::correctPositionForRotation( const rtl::Reference<SvxShapeText>& xShape2DText
, LabelAlignment eLabelAlignment, const double fRotationAngle, bool bRotateAroundCenter )
{
if( !xShape2DText.is() )
return;
awt::Point aOldPos = xShape2DText->getPosition();
awt::Size aSize = xShape2DText->getSize();
double fYCorrection = 0.0;
double fXCorrection = 0.0;
double fAnglePositiveDegree = fRotationAngle;
while(fAnglePositiveDegree<0.0)
fAnglePositiveDegree+=360.0;
switch(eLabelAlignment)
{
case LABEL_ALIGN_LEFT:
lcl_correctRotation_Left( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize, bRotateAroundCenter );
break;
case LABEL_ALIGN_RIGHT:
lcl_correctRotation_Right( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize, bRotateAroundCenter );
break;
case LABEL_ALIGN_TOP:
lcl_correctRotation_Top( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize, bRotateAroundCenter );
break;
case LABEL_ALIGN_BOTTOM:
lcl_correctRotation_Bottom( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize, bRotateAroundCenter );
break;
case LABEL_ALIGN_LEFT_TOP:
lcl_correctRotation_Left_Top( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize );
break;
case LABEL_ALIGN_LEFT_BOTTOM:
lcl_correctRotation_Left_Bottom( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize );
break;
case LABEL_ALIGN_RIGHT_TOP:
lcl_correctRotation_Right_Top( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize );
break;
case LABEL_ALIGN_RIGHT_BOTTOM:
lcl_correctRotation_Right_Bottom( fXCorrection, fYCorrection, fAnglePositiveDegree, aSize );
break;
default: //LABEL_ALIGN_CENTER
break;
}
xShape2DText->setPosition( awt::Point(
static_cast<sal_Int32>(aOldPos.X + fXCorrection )
, static_cast<sal_Int32>(aOldPos.Y + fYCorrection ) ) );
}
} //namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
