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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 <primitive2d/textstrikeoutprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/attribute/lineattribute.hxx>
#include <drawinglayer/primitive2d/PolygonStrokePrimitive2D.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <osl/diagnose.h>
#include <rtl/ustrbuf.hxx>
#include <utility>
namespace drawinglayer::primitive2d
{
BaseTextStrikeoutPrimitive2D::BaseTextStrikeoutPrimitive2D(
basegfx::B2DHomMatrix aObjectTransformation,
double fWidth,
const basegfx::BColor& rFontColor)
: maObjectTransformation(std::move(aObjectTransformation)),
mfWidth(fWidth),
maFontColor(rFontColor)
{
}
bool BaseTextStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const BaseTextStrikeoutPrimitive2D& rCompare = static_cast<const BaseTextStrikeoutPrimitive2D&>(rPrimitive);
return (getObjectTransformation() == rCompare.getObjectTransformation()
&& getWidth() == rCompare.getWidth()
&& getFontColor() == rCompare.getFontColor());
}
return false;
}
void TextCharacterStrikeoutPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
{
// strikeout with character
const OUString aSingleCharString(getStrikeoutChar());
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
// get decomposition
getObjectTransformation().decompose(aScale, aTranslate, fRotate, fShearX);
// prepare TextLayouter
TextLayouterDevice aTextLayouter;
aTextLayouter.setFontAttribute(
getFontAttribute(),
aScale.getX(),
aScale.getY(),
getLocale());
const double fStrikeCharWidth(aTextLayouter.getTextWidth(aSingleCharString, 0, 1));
const double fStrikeCharCount(fabs(getWidth()/fStrikeCharWidth));
const sal_uInt32 nStrikeCharCount(static_cast< sal_uInt32 >(fStrikeCharCount + 0.5));
std::vector<double> aDXArray(nStrikeCharCount);
OUStringBuffer aStrikeoutString;
for(sal_uInt32 a(0); a < nStrikeCharCount; a++)
{
aStrikeoutString.append(aSingleCharString);
aDXArray[a] = (a + 1) * fStrikeCharWidth;
}
auto len = aStrikeoutString.getLength();
rContainer.push_back(
new TextSimplePortionPrimitive2D(
getObjectTransformation(),
aStrikeoutString.makeStringAndClear(),
0,
len,
std::move(aDXArray),
{},
getFontAttribute(),
getLocale(),
getFontColor()));
}
TextCharacterStrikeoutPrimitive2D::TextCharacterStrikeoutPrimitive2D(
const basegfx::B2DHomMatrix& rObjectTransformation,
double fWidth,
const basegfx::BColor& rFontColor,
sal_Unicode aStrikeoutChar,
attribute::FontAttribute aFontAttribute,
css::lang::Locale aLocale)
: BaseTextStrikeoutPrimitive2D(rObjectTransformation, fWidth, rFontColor),
maStrikeoutChar(aStrikeoutChar),
maFontAttribute(std::move(aFontAttribute)),
maLocale(std::move(aLocale))
{
}
bool TextCharacterStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
{
if(BaseTextStrikeoutPrimitive2D::operator==(rPrimitive))
{
const TextCharacterStrikeoutPrimitive2D& rCompare = static_cast<const TextCharacterStrikeoutPrimitive2D&>(rPrimitive);
return (getStrikeoutChar() == rCompare.getStrikeoutChar()
&& getFontAttribute() == rCompare.getFontAttribute()
&& LocalesAreEqual(getLocale(), rCompare.getLocale()));
}
return false;
}
// provide unique ID
sal_uInt32 TextCharacterStrikeoutPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_TEXTCHARACTERSTRIKEOUTPRIMITIVE2D;
}
void TextGeometryStrikeoutPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
{
OSL_ENSURE(TEXT_STRIKEOUT_SLASH != getTextStrikeout() && TEXT_STRIKEOUT_X != getTextStrikeout(),
"Wrong TEXT_STRIKEOUT type; a TextCharacterStrikeoutPrimitive2D should be used (!)");
// strikeout with geometry
double fStrikeoutHeight(getHeight());
double fStrikeoutOffset(getOffset());
bool bDoubleLine(false);
// get decomposition
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
getObjectTransformation().decompose(aScale, aTranslate, fRotate, fShearX);
// set line attribute
switch(getTextStrikeout())
{
default : // case primitive2d::TEXT_STRIKEOUT_SINGLE:
{
break;
}
case primitive2d::TEXT_STRIKEOUT_DOUBLE:
{
bDoubleLine = true;
break;
}
case primitive2d::TEXT_STRIKEOUT_BOLD:
{
fStrikeoutHeight *= 2.0;
break;
}
}
if(bDoubleLine)
{
fStrikeoutOffset -= 0.50 * fStrikeoutHeight;
fStrikeoutHeight *= 0.64;
}
// create base polygon and new primitive
basegfx::B2DPolygon aStrikeoutLine;
aStrikeoutLine.append(basegfx::B2DPoint(0.0, -fStrikeoutOffset));
aStrikeoutLine.append(basegfx::B2DPoint(getWidth(), -fStrikeoutOffset));
const basegfx::B2DHomMatrix aUnscaledTransform(
basegfx::utils::createShearXRotateTranslateB2DHomMatrix(
fShearX, fRotate, aTranslate));
aStrikeoutLine.transform(aUnscaledTransform);
// add primitive
const attribute::LineAttribute aLineAttribute(getFontColor(), fStrikeoutHeight, basegfx::B2DLineJoin::NONE);
Primitive2DContainer xRetval(1);
xRetval[0] = new PolygonStrokePrimitive2D(std::move(aStrikeoutLine), aLineAttribute);
if(bDoubleLine)
{
// double line, create 2nd primitive with offset using TransformPrimitive based on
// already created NewPrimitive
const double fLineDist(2.0 * fStrikeoutHeight);
// move base point of text to 0.0 and de-rotate
basegfx::B2DHomMatrix aTransform(basegfx::utils::createTranslateB2DHomMatrix(
-aTranslate.getX(), -aTranslate.getY()));
aTransform.rotate(-fRotate);
// translate in Y by offset
aTransform.translate(0.0, -fLineDist);
// move back and rotate
aTransform.rotate(fRotate);
aTransform.translate(aTranslate.getX(), aTranslate.getY());
// add transform primitive
xRetval.push_back(
new TransformPrimitive2D(
aTransform,
Primitive2DContainer(xRetval)));
}
rContainer.append(std::move(xRetval));
}
TextGeometryStrikeoutPrimitive2D::TextGeometryStrikeoutPrimitive2D(
const basegfx::B2DHomMatrix& rObjectTransformation,
double fWidth,
const basegfx::BColor& rFontColor,
double fHeight,
double fOffset,
TextStrikeout eTextStrikeout)
: BaseTextStrikeoutPrimitive2D(rObjectTransformation, fWidth, rFontColor),
mfHeight(fHeight),
mfOffset(fOffset),
meTextStrikeout(eTextStrikeout)
{
}
bool TextGeometryStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
{
if(BaseTextStrikeoutPrimitive2D::operator==(rPrimitive))
{
const TextGeometryStrikeoutPrimitive2D& rCompare = static_cast<const TextGeometryStrikeoutPrimitive2D&>(rPrimitive);
return (getHeight() == rCompare.getHeight()
&& getOffset() == rCompare.getOffset()
&& getTextStrikeout() == rCompare.getTextStrikeout());
}
return false;
}
// provide unique ID
sal_uInt32 TextGeometryStrikeoutPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_TEXTGEOMETRYSTRIKEOUTPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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