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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 <pdfihelper.hxx>
#include <rtl/ustrbuf.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <rtl/math.hxx>
#include <math.h>
using namespace pdfi;
using namespace com::sun::star;
double pdfi::GetAverageTransformationScale(const basegfx::B2DHomMatrix& matrix)
{
double rotate, shearX;
basegfx::B2DTuple scale, translation;
matrix.decompose(scale, translation, rotate, shearX);
return (fabs(scale.getX()) + fabs(scale.getY())) / 2.0;
}
void pdfi::FillDashStyleProps(PropertyMap& props, const std::vector<double>& dashArray, double scale)
{
size_t pairCount = dashArray.size() / 2;
double distance = 0.0;
for (size_t i = 0; i < pairCount; i++)
distance += dashArray[i * 2 + 1];
distance /= pairCount;
props["draw:style"] = "rect";
props["draw:distance"] = convertPixelToUnitString(distance * scale);
int dotStage = 0;
int dotCounts[3] = {0, 0, 0};
double dotLengths[3] = {0.0, 0.0, 0.0};
for (size_t i = 0; i < pairCount; i++)
{
if (!rtl::math::approxEqual(dotLengths[dotStage], dashArray[i * 2]))
{
dotStage++;
if (dotStage == 3)
break;
dotCounts[dotStage] = 1;
dotLengths[dotStage] = dashArray[i * 2];
}
else
{
dotCounts[dotStage]++;
}
}
for (int i = 1; i < 3; i++)
{
if (dotCounts[i] == 0)
continue;
props["draw:dots" + OUString::number(i)] = OUString::number(dotCounts[i]);
props["draw:dots" + OUString::number(i) + "-length"] =
convertPixelToUnitString(dotLengths[i] * scale);
}
}
OUString pdfi::getColorString( const rendering::ARGBColor& rCol )
{
OUStringBuffer aBuf( 7 );
const sal_uInt8 nRed ( sal::static_int_cast<sal_Int8>( basegfx::fround( rCol.Red * 255.0 ) ) );
const sal_uInt8 nGreen( sal::static_int_cast<sal_Int8>( basegfx::fround( rCol.Green * 255.0 ) ) );
const sal_uInt8 nBlue ( sal::static_int_cast<sal_Int8>( basegfx::fround( rCol.Blue * 255.0 ) ) );
aBuf.append( '#' );
if( nRed < 16 )
aBuf.append( '0' );
aBuf.append( sal_Int32(nRed), 16 );
if( nGreen < 16 )
aBuf.append( '0' );
aBuf.append( sal_Int32(nGreen), 16 );
if( nBlue < 16 )
aBuf.append( '0' );
aBuf.append( sal_Int32(nBlue), 16 );
return aBuf.makeStringAndClear();
}
OUString pdfi::getPercentString(double value)
{
return OUString::number(value) + "%";
}
OUString pdfi::unitMMString( double fMM )
{
return OUString::number(rtl_math_round( fMM, 2, rtl_math_RoundingMode_Floor )) + "mm";
}
OUString pdfi::convertPixelToUnitString( double fPix )
{
return OUString::number( rtl_math_round( convPx2mm( fPix ), 2, rtl_math_RoundingMode_Floor ) ) + "mm";
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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