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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 <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/attribute/strokeattribute.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/primitive2d/texteffectprimitive2d.hxx>
#include <drawinglayer/primitive2d/shadowprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlineprimitive2d.hxx>
#include <drawinglayer/primitive2d/textstrikeoutprimitive2d.hxx>
#include <drawinglayer/primitive2d/textbreakuphelper.hxx>
namespace drawinglayer
{
namespace primitive2d
{
void TextDecoratedPortionPrimitive2D::impCreateGeometryContent(
std::vector< Primitive2DReference >& rTarget,
basegfx::utils::B2DHomMatrixBufferedOnDemandDecompose const & rDecTrans,
const OUString& rText,
sal_Int32 nTextPosition,
sal_Int32 nTextLength,
const std::vector< double >& rDXArray,
const attribute::FontAttribute& rFontAttribute) const
{
// create the SimpleTextPrimitive needed in any case
rTarget.push_back(Primitive2DReference(
new TextSimplePortionPrimitive2D(
rDecTrans.getB2DHomMatrix(),
rText,
nTextPosition,
nTextLength,
rDXArray,
rFontAttribute,
getLocale(),
getFontColor())));
// see if something else needs to be done
const bool bOverlineUsed(TEXT_LINE_NONE != getFontOverline());
const bool bUnderlineUsed(TEXT_LINE_NONE != getFontUnderline());
const bool bStrikeoutUsed(TEXT_STRIKEOUT_NONE != getTextStrikeout());
if(bUnderlineUsed || bStrikeoutUsed || bOverlineUsed)
{
// common preparations
TextLayouterDevice aTextLayouter;
// TextLayouterDevice is needed to get metrics for text decorations like
// underline/strikeout/emphasis marks from it. For setup, the font size is needed
aTextLayouter.setFontAttribute(
getFontAttribute(),
rDecTrans.getScale().getX(),
rDecTrans.getScale().getY(),
getLocale());
// get text width
double fTextWidth(0.0);
if(rDXArray.empty())
{
fTextWidth = aTextLayouter.getTextWidth(rText, nTextPosition, nTextLength);
}
else
{
fTextWidth = rDXArray.back() * rDecTrans.getScale().getX();
const double fFontScaleX(rDecTrans.getScale().getX());
if(!basegfx::fTools::equal(fFontScaleX, 1.0)
&& !basegfx::fTools::equalZero(fFontScaleX))
{
// need to take FontScaling out of the DXArray
fTextWidth /= fFontScaleX;
}
}
if(bOverlineUsed)
{
// create primitive geometry for overline
rTarget.push_back(Primitive2DReference(
new TextLinePrimitive2D(
rDecTrans.getB2DHomMatrix(),
fTextWidth,
aTextLayouter.getOverlineOffset(),
aTextLayouter.getOverlineHeight(),
getFontOverline(),
getOverlineColor())));
}
if(bUnderlineUsed)
{
// create primitive geometry for underline
rTarget.push_back(Primitive2DReference(
new TextLinePrimitive2D(
rDecTrans.getB2DHomMatrix(),
fTextWidth,
aTextLayouter.getUnderlineOffset(),
aTextLayouter.getUnderlineHeight(),
getFontUnderline(),
getTextlineColor())));
}
if(bStrikeoutUsed)
{
// create primitive geometry for strikeout
if(TEXT_STRIKEOUT_SLASH == getTextStrikeout() || TEXT_STRIKEOUT_X == getTextStrikeout())
{
// strikeout with character
const sal_Unicode aStrikeoutChar(TEXT_STRIKEOUT_SLASH == getTextStrikeout() ? '/' : 'X');
rTarget.push_back(Primitive2DReference(
new TextCharacterStrikeoutPrimitive2D(
rDecTrans.getB2DHomMatrix(),
fTextWidth,
getFontColor(),
aStrikeoutChar,
getFontAttribute(),
getLocale())));
}
else
{
// strikeout with geometry
rTarget.push_back(Primitive2DReference(
new TextGeometryStrikeoutPrimitive2D(
rDecTrans.getB2DHomMatrix(),
fTextWidth,
getFontColor(),
aTextLayouter.getUnderlineHeight(),
aTextLayouter.getStrikeoutOffset(),
getTextStrikeout())));
}
}
}
// TODO: Handle Font Emphasis Above/Below
}
void TextDecoratedPortionPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
{
if(getWordLineMode())
{
// support for single word mode; split to single word primitives
// using TextBreakupHelper
const TextBreakupHelper aTextBreakupHelper(*this);
const Primitive2DContainer& aBroken(aTextBreakupHelper.getResult(BreakupUnit::Word));
if(!aBroken.empty())
{
// was indeed split to several words, use as result
rContainer.insert(rContainer.end(), aBroken.begin(), aBroken.end());
return;
}
else
{
// no split, was already a single word. Continue to
// decompose local entity
}
}
std::vector< Primitive2DReference > aNewPrimitives;
basegfx::utils::B2DHomMatrixBufferedOnDemandDecompose aDecTrans(getTextTransform());
Primitive2DContainer aRetval;
// create basic geometry such as SimpleTextPrimitive, Overline, Underline,
// Strikeout, etc...
// prepare new font attributes WITHOUT outline
const attribute::FontAttribute aNewFontAttribute(
getFontAttribute().getFamilyName(),
getFontAttribute().getStyleName(),
getFontAttribute().getWeight(),
getFontAttribute().getSymbol(),
getFontAttribute().getVertical(),
getFontAttribute().getItalic(),
getFontAttribute().getMonospaced(),
false, // no outline anymore, handled locally
getFontAttribute().getRTL(),
getFontAttribute().getBiDiStrong());
// handle as one word
impCreateGeometryContent(aNewPrimitives, aDecTrans, getText(), getTextPosition(), getTextLength(), getDXArray(), aNewFontAttribute);
// convert to Primitive2DSequence
const sal_uInt32 nMemberCount(aNewPrimitives.size());
if(nMemberCount)
{
aRetval.resize(nMemberCount);
for(sal_uInt32 a(0); a < nMemberCount; a++)
{
aRetval[a] = aNewPrimitives[a];
}
}
// Handle Shadow, Outline and TextRelief
if(!aRetval.empty())
{
// outline AND shadow depend on NO TextRelief (see dialog)
const bool bHasTextRelief(TEXT_RELIEF_NONE != getTextRelief());
const bool bHasShadow(!bHasTextRelief && getShadow());
const bool bHasOutline(!bHasTextRelief && getFontAttribute().getOutline());
if(bHasShadow || bHasTextRelief || bHasOutline)
{
Primitive2DReference aShadow;
if(bHasShadow)
{
// create shadow with current content (in aRetval). Text shadow
// is constant, relative to font size, rotated with the text and has a
// constant color.
// shadow parameter values
static const double fFactor(1.0 / 24.0);
const double fTextShadowOffset(aDecTrans.getScale().getY() * fFactor);
static basegfx::BColor aShadowColor(0.3, 0.3, 0.3);
// preapare shadow transform matrix
const basegfx::B2DHomMatrix aShadowTransform(basegfx::utils::createTranslateB2DHomMatrix(
fTextShadowOffset, fTextShadowOffset));
// create shadow primitive
aShadow = new ShadowPrimitive2D(
aShadowTransform,
aShadowColor,
aRetval);
}
if(bHasTextRelief)
{
// create emboss using an own helper primitive since this will
// be view-dependent
const basegfx::BColor aBBlack(0.0, 0.0, 0.0);
const bool bDefaultTextColor(aBBlack == getFontColor());
TextEffectStyle2D aTextEffectStyle2D(TextEffectStyle2D::ReliefEmbossed);
if(bDefaultTextColor)
{
if(TEXT_RELIEF_ENGRAVED == getTextRelief())
{
aTextEffectStyle2D = TextEffectStyle2D::ReliefEngravedDefault;
}
else
{
aTextEffectStyle2D = TextEffectStyle2D::ReliefEmbossedDefault;
}
}
else
{
if(TEXT_RELIEF_ENGRAVED == getTextRelief())
{
aTextEffectStyle2D = TextEffectStyle2D::ReliefEngraved;
}
else
{
aTextEffectStyle2D = TextEffectStyle2D::ReliefEmbossed;
}
}
Primitive2DReference aNewTextEffect(new TextEffectPrimitive2D(
aRetval,
aDecTrans.getTranslate(),
aDecTrans.getRotate(),
aTextEffectStyle2D));
aRetval = Primitive2DContainer { aNewTextEffect };
}
else if(bHasOutline)
{
// create outline using an own helper primitive since this will
// be view-dependent
Primitive2DReference aNewTextEffect(new TextEffectPrimitive2D(
aRetval,
aDecTrans.getTranslate(),
aDecTrans.getRotate(),
TextEffectStyle2D::Outline));
aRetval = Primitive2DContainer { aNewTextEffect };
}
if(aShadow.is())
{
// put shadow in front if there is one to paint timely before
// but placed behind content
aRetval.insert(aRetval.begin(), aShadow);
}
}
}
rContainer.insert(rContainer.end(), aRetval.begin(), aRetval.end());
}
TextDecoratedPortionPrimitive2D::TextDecoratedPortionPrimitive2D(
// TextSimplePortionPrimitive2D parameters
const basegfx::B2DHomMatrix& rNewTransform,
const OUString& rText,
sal_Int32 nTextPosition,
sal_Int32 nTextLength,
const std::vector< double >& rDXArray,
const attribute::FontAttribute& rFontAttribute,
const css::lang::Locale& rLocale,
const basegfx::BColor& rFontColor,
const Color& rFillColor,
// local parameters
const basegfx::BColor& rOverlineColor,
const basegfx::BColor& rTextlineColor,
TextLine eFontOverline,
TextLine eFontUnderline,
bool bUnderlineAbove,
TextStrikeout eTextStrikeout,
bool bWordLineMode,
TextEmphasisMark eTextEmphasisMark,
bool bEmphasisMarkAbove,
bool bEmphasisMarkBelow,
TextRelief eTextRelief,
bool bShadow)
: TextSimplePortionPrimitive2D(rNewTransform, rText, nTextPosition, nTextLength, rDXArray, rFontAttribute, rLocale, rFontColor, false, 0, rFillColor),
maOverlineColor(rOverlineColor),
maTextlineColor(rTextlineColor),
meFontOverline(eFontOverline),
meFontUnderline(eFontUnderline),
meTextStrikeout(eTextStrikeout),
meTextEmphasisMark(eTextEmphasisMark),
meTextRelief(eTextRelief),
mbUnderlineAbove(bUnderlineAbove),
mbWordLineMode(bWordLineMode),
mbEmphasisMarkAbove(bEmphasisMarkAbove),
mbEmphasisMarkBelow(bEmphasisMarkBelow),
mbShadow(bShadow)
{
}
bool TextDecoratedPortionPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(TextSimplePortionPrimitive2D::operator==(rPrimitive))
{
const TextDecoratedPortionPrimitive2D& rCompare = static_cast<const TextDecoratedPortionPrimitive2D&>(rPrimitive);
return (getOverlineColor() == rCompare.getOverlineColor()
&& getTextlineColor() == rCompare.getTextlineColor()
&& getFontOverline() == rCompare.getFontOverline()
&& getFontUnderline() == rCompare.getFontUnderline()
&& getTextStrikeout() == rCompare.getTextStrikeout()
&& getTextEmphasisMark() == rCompare.getTextEmphasisMark()
&& getTextRelief() == rCompare.getTextRelief()
&& getUnderlineAbove() == rCompare.getUnderlineAbove()
&& getWordLineMode() == rCompare.getWordLineMode()
&& getEmphasisMarkAbove() == rCompare.getEmphasisMarkAbove()
&& getEmphasisMarkBelow() == rCompare.getEmphasisMarkBelow()
&& getShadow() == rCompare.getShadow());
}
return false;
}
// #i96475#
// Added missing implementation. Decorations may (will) stick out of the text's
// inking area, so add them if needed
basegfx::B2DRange TextDecoratedPortionPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
// check if this needs to be a TextDecoratedPortionPrimitive2D or
// if a TextSimplePortionPrimitive2D would be sufficient
if (TEXT_LINE_NONE != getFontOverline()
|| TEXT_LINE_NONE != getFontUnderline()
|| TEXT_STRIKEOUT_NONE != getTextStrikeout()
|| TEXT_FONT_EMPHASIS_MARK_NONE != getTextEmphasisMark()
|| TEXT_RELIEF_NONE != getTextRelief()
|| getShadow())
{
// decoration is used, fallback to BufferedDecompositionPrimitive2D::getB2DRange which uses
// the own local decomposition for computation and thus creates all necessary
// geometric objects
return BufferedDecompositionPrimitive2D::getB2DRange(rViewInformation);
}
else
{
// no relevant decoration used, fallback to TextSimplePortionPrimitive2D::getB2DRange
return TextSimplePortionPrimitive2D::getB2DRange(rViewInformation);
}
}
// provide unique ID
ImplPrimitive2DIDBlock(TextDecoratedPortionPrimitive2D, PRIMITIVE2D_ID_TEXTDECORATEDPORTIONPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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