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-rw-r--r--drawinglayer/source/primitive2d/textstrikeoutprimitive2d.cxx259
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diff --git a/drawinglayer/source/primitive2d/textstrikeoutprimitive2d.cxx b/drawinglayer/source/primitive2d/textstrikeoutprimitive2d.cxx
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+++ b/drawinglayer/source/primitive2d/textstrikeoutprimitive2d.cxx
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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>
+
+
+namespace drawinglayer::primitive2d
+{
+ BaseTextStrikeoutPrimitive2D::BaseTextStrikeoutPrimitive2D(
+ const basegfx::B2DHomMatrix& rObjectTransformation,
+ double fWidth,
+ const basegfx::BColor& rFontColor)
+ : maObjectTransformation(rObjectTransformation),
+ 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,
+ const attribute::FontAttribute& rFontAttribute,
+ const css::lang::Locale& rLocale)
+ : BaseTextStrikeoutPrimitive2D(rObjectTransformation, fWidth, rFontColor),
+ maStrikeoutChar(aStrikeoutChar),
+ maFontAttribute(rFontAttribute),
+ maLocale(rLocale)
+ {
+ }
+
+ 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(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: */