277 lines
11 KiB
C++
277 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <drawinglayer/primitive2d/textstrikeoutprimitive2d.hxx>
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#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
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#include <drawinglayer/primitive2d/textprimitive2d.hxx>
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#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
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#include <basegfx/polygon/b2dpolygon.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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#include <drawinglayer/attribute/lineattribute.hxx>
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#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
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#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace primitive2d
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{
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BaseTextStrikeoutPrimitive2D::BaseTextStrikeoutPrimitive2D(
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const basegfx::B2DHomMatrix& rObjectTransformation,
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double fWidth,
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const basegfx::BColor& rFontColor)
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: BufferedDecompositionPrimitive2D(),
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maObjectTransformation(rObjectTransformation),
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mfWidth(fWidth),
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maFontColor(rFontColor)
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{
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}
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bool BaseTextStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
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{
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if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
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{
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const BaseTextStrikeoutPrimitive2D& rCompare = (BaseTextStrikeoutPrimitive2D&)rPrimitive;
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return (getObjectTransformation() == rCompare.getObjectTransformation()
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&& getWidth() == rCompare.getWidth()
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&& getFontColor() == rCompare.getFontColor());
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}
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return false;
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}
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace primitive2d
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{
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Primitive2DSequence TextCharacterStrikeoutPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
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{
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// strikeout with character
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const String aSingleCharString(getStrikeoutChar());
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basegfx::B2DVector aScale, aTranslate;
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double fRotate, fShearX;
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// get decomposition
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getObjectTransformation().decompose(aScale, aTranslate, fRotate, fShearX);
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// prepare TextLayouter
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TextLayouterDevice aTextLayouter;
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aTextLayouter.setFontAttribute(
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getFontAttribute(),
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aScale.getX(),
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aScale.getY(),
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getLocale());
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const double fStrikeCharWidth(aTextLayouter.getTextWidth(aSingleCharString, 0, 1));
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const double fStrikeCharCount(fabs(getWidth()/fStrikeCharWidth));
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const sal_uInt32 nStrikeCharCount(static_cast< sal_uInt32 >(fStrikeCharCount + 0.5));
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std::vector<double> aDXArray(nStrikeCharCount);
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String aStrikeoutString;
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for(sal_uInt32 a(0); a < nStrikeCharCount; a++)
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{
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aStrikeoutString += aSingleCharString;
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aDXArray[a] = (a + 1) * fStrikeCharWidth;
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}
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Primitive2DReference xReference(
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new TextSimplePortionPrimitive2D(
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getObjectTransformation(),
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aStrikeoutString,
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0,
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aStrikeoutString.Len(),
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aDXArray,
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getFontAttribute(),
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getLocale(),
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getFontColor()));
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return Primitive2DSequence(&xReference, 1);
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}
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TextCharacterStrikeoutPrimitive2D::TextCharacterStrikeoutPrimitive2D(
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const basegfx::B2DHomMatrix& rObjectTransformation,
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double fWidth,
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const basegfx::BColor& rFontColor,
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sal_Unicode aStrikeoutChar,
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const attribute::FontAttribute& rFontAttribute,
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const ::com::sun::star::lang::Locale& rLocale)
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: BaseTextStrikeoutPrimitive2D(rObjectTransformation, fWidth, rFontColor),
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maStrikeoutChar(aStrikeoutChar),
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maFontAttribute(rFontAttribute),
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maLocale(rLocale)
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{
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}
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bool TextCharacterStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
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{
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if(BaseTextStrikeoutPrimitive2D::operator==(rPrimitive))
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{
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const TextCharacterStrikeoutPrimitive2D& rCompare = (TextCharacterStrikeoutPrimitive2D&)rPrimitive;
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return (getStrikeoutChar() == rCompare.getStrikeoutChar()
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&& getFontAttribute() == rCompare.getFontAttribute()
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&& LocalesAreEqual(getLocale(), rCompare.getLocale()));
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}
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return false;
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}
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// provide unique ID
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ImplPrimitrive2DIDBlock(TextCharacterStrikeoutPrimitive2D, PRIMITIVE2D_ID_TEXTCHARACTERSTRIKEOUTPRIMITIVE2D)
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace primitive2d
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{
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Primitive2DSequence TextGeometryStrikeoutPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
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{
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OSL_ENSURE(TEXT_STRIKEOUT_SLASH != getTextStrikeout() && TEXT_STRIKEOUT_X != getTextStrikeout(),
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"Wrong TEXT_STRIKEOUT type; a TextCharacterStrikeoutPrimitive2D should be used (!)");
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// strikeout with geometry
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double fStrikeoutHeight(getHeight());
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double fStrikeoutOffset(getOffset());
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bool bDoubleLine(false);
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// get decomposition
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basegfx::B2DVector aScale, aTranslate;
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double fRotate, fShearX;
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getObjectTransformation().decompose(aScale, aTranslate, fRotate, fShearX);
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// set line attribute
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switch(getTextStrikeout())
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{
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default : // case primitive2d::TEXT_STRIKEOUT_SINGLE:
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{
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break;
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}
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case primitive2d::TEXT_STRIKEOUT_DOUBLE:
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{
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bDoubleLine = true;
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break;
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}
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case primitive2d::TEXT_STRIKEOUT_BOLD:
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{
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fStrikeoutHeight *= 2.0;
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break;
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}
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}
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if(bDoubleLine)
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{
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fStrikeoutOffset -= 0.50 * fStrikeoutHeight;
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fStrikeoutHeight *= 0.64;
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}
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// create base polygon and new primitive
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basegfx::B2DPolygon aStrikeoutLine;
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aStrikeoutLine.append(basegfx::B2DPoint(0.0, -fStrikeoutOffset));
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aStrikeoutLine.append(basegfx::B2DPoint(getWidth(), -fStrikeoutOffset));
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const basegfx::B2DHomMatrix aUnscaledTransform(
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basegfx::tools::createShearXRotateTranslateB2DHomMatrix(
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fShearX, fRotate, aTranslate));
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aStrikeoutLine.transform(aUnscaledTransform);
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// add primitive
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const attribute::LineAttribute aLineAttribute(getFontColor(), fStrikeoutHeight, basegfx::B2DLINEJOIN_NONE);
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Primitive2DSequence xRetval(1);
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xRetval[0] = Primitive2DReference(new PolygonStrokePrimitive2D(aStrikeoutLine, aLineAttribute));
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if(bDoubleLine)
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{
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// double line, create 2nd primitive with offset using TransformPrimitive based on
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// already created NewPrimitive
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const double fLineDist(2.0 * fStrikeoutHeight);
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// move base point of text to 0.0 and de-rotate
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basegfx::B2DHomMatrix aTransform(basegfx::tools::createTranslateB2DHomMatrix(
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-aTranslate.getX(), -aTranslate.getY()));
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aTransform.rotate(-fRotate);
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// translate in Y by offset
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aTransform.translate(0.0, -fLineDist);
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// move back and rotate
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aTransform.rotate(fRotate);
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aTransform.translate(aTranslate.getX(), aTranslate.getY());
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// add transform primitive
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appendPrimitive2DReferenceToPrimitive2DSequence(xRetval,
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Primitive2DReference(
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new TransformPrimitive2D(
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aTransform,
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xRetval)));
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}
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return xRetval;
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}
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TextGeometryStrikeoutPrimitive2D::TextGeometryStrikeoutPrimitive2D(
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const basegfx::B2DHomMatrix& rObjectTransformation,
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double fWidth,
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const basegfx::BColor& rFontColor,
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double fHeight,
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double fOffset,
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TextStrikeout eTextStrikeout)
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: BaseTextStrikeoutPrimitive2D(rObjectTransformation, fWidth, rFontColor),
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mfHeight(fHeight),
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mfOffset(fOffset),
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meTextStrikeout(eTextStrikeout)
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{
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}
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bool TextGeometryStrikeoutPrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
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{
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if(BaseTextStrikeoutPrimitive2D::operator==(rPrimitive))
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{
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const TextGeometryStrikeoutPrimitive2D& rCompare = (TextGeometryStrikeoutPrimitive2D&)rPrimitive;
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return (getHeight() == rCompare.getHeight()
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&& getOffset() == rCompare.getOffset()
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&& getTextStrikeout() == rCompare.getTextStrikeout());
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}
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return false;
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}
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// provide unique ID
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ImplPrimitrive2DIDBlock(TextGeometryStrikeoutPrimitive2D, PRIMITIVE2D_ID_TEXTGEOMETRYSTRIKEOUTPRIMITIVE2D)
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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