/* -*- 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 .
*/
/** Converts the passed custom dash to API dash. rCustomDash should not be empty. * We assume, that there exist only two length values and the distance is the same * for all dashes. Other kind of dash stop sequences cannot be represented, neither * in model nor in ODF.
*/ void lclConvertCustomDash(LineDash& orLineDash, const LineProperties::DashStopVector& rCustomDash)
{
OSL_ASSERT(!rCustomDash.empty()); // Assume all dash stops have the same sp values.
orLineDash.Distance = rCustomDash[0].second; // First kind of dashes go to "Dots"
orLineDash.DotLen = rCustomDash[0].first;
orLineDash.Dots = 0; for(constauto& rIt : rCustomDash)
{ if (rIt.first != orLineDash.DotLen) break;
++orLineDash.Dots;
} // All others go to "Dashes", we cannot handle more than two kinds.
orLineDash.Dashes = rCustomDash.size() - orLineDash.Dots; if (orLineDash.Dashes > 0)
orLineDash.DashLen = rCustomDash[orLineDash.Dots].first; else
orLineDash.DashLen = 0;
// convert to API, e.g. 123% is 123000 in MS Office and 123 in our API
orLineDash.DotLen = orLineDash.DotLen / 1000;
orLineDash.DashLen = orLineDash.DashLen / 1000;
orLineDash.Distance = orLineDash.Distance / 1000;
}
DashStyle lclGetDashStyle( sal_Int32 nToken )
{
OSL_ASSERT((nToken & sal_Int32(0xFFFF0000))==0); // MS Office dashing is always relative to line width switch( nToken )
{ case XML_rnd: return DashStyle_ROUNDRELATIVE; case XML_sq: return DashStyle_RECTRELATIVE; // default in OOXML case XML_flat: return DashStyle_RECTRELATIVE; // default in MS Office
} return DashStyle_RECTRELATIVE;
}
LineCap lclGetLineCap( sal_Int32 nToken )
{
OSL_ASSERT((nToken & sal_Int32(0xFFFF0000))==0); switch( nToken )
{ case XML_rnd: return LineCap_ROUND; case XML_sq: return LineCap_SQUARE; // default in OOXML case XML_flat: return LineCap_BUTT; // default in MS Office
} return LineCap_BUTT;
}
LineJoint lclGetLineJoint( sal_Int32 nToken )
{
OSL_ASSERT((nToken & sal_Int32(0xFFFF0000))==0); switch( nToken )
{ case XML_round: return LineJoint_ROUND; case XML_bevel: return LineJoint_BEVEL; case XML_miter: return LineJoint_MITER;
} return LineJoint_ROUND;
}
sal_Int32 lclGetArrowSize( sal_Int32 nToken )
{
OSL_ASSERT((nToken & sal_Int32(0xFFFF0000))==0); switch( nToken )
{ case XML_sm: return OOX_ARROWSIZE_SMALL; case XML_med: return OOX_ARROWSIZE_MEDIUM; case XML_lg: return OOX_ARROWSIZE_LARGE;
} return OOX_ARROWSIZE_MEDIUM;
}
void lclPushMarkerProperties( ShapePropertyMap& rPropMap, const LineArrowProperties& rArrowProps, sal_Int32 nLineWidth, bool bLineEnd )
{ /* Store the marker polygon and the marker name in a single value, to be
able to pass both to the ShapePropertyMap::setProperty() function. */
NamedValue aNamedMarker;
/* Test if the marker already exists in the marker table, do not create it again in this case. If markers are inserted explicitly instead by their name, the polygon will be created always.
TODO: this can be optimized by using a map. */ if( !rPropMap.hasNamedLineMarkerInTable( aMarkerName ) )
{ // pass X and Y as percentage to OOX_ARROW_POINT auto OOX_ARROW_POINT = [fArrowLength, fArrowWidth]( double x, double y ) { return awt::Point( static_cast< sal_Int32 >( fArrowWidth * x ), static_cast< sal_Int32 >( fArrowLength * y ) ); }; // tdf#100491 Arrow line marker, unlike other markers, depends on line width. // So calculate width of half line (more convenient during drawing) taking into account // further conversions/scaling done in OOX_ARROW_POINT and scaling to nMarkerWidth. constdouble fArrowLineHalfWidth = ::std::max< double >( 100.0 * 0.5 * nLineWidth / nMarkerWidth, 1 );
aNamedMarker.Name = aMarkerName;
aNamedMarker.Value <<= aMarkerCoords;
}
} else
{ /* Named marker object exists already in the marker table, pass its name only. This will set the name as property value, but
does not create a new object in the marker table. */
aNamedMarker.Name = aMarkerName;
}
}
void LineProperties::pushToPropMap( ShapePropertyMap& rPropMap, const GraphicHelper& rGraphicHelper, ::Color nPhClr, sal_Int16 nPhClrTheme) const
{ // line fill type must exist, otherwise ignore other properties if( !maLineFill.moFillType.has_value() ) return;
// line style (our core only supports none and solid)
drawing::LineStyle eLineStyle = (maLineFill.moFillType.value() == XML_noFill) ? drawing::LineStyle_NONE : drawing::LineStyle_SOLID;
// line width in 1/100mm
sal_Int32 nLineWidth = getLineWidth(); // includes conversion from EMUs to 1/100mm
rPropMap.setProperty( ShapeProperty::LineWidth, nLineWidth );
// line cap type
LineCap eLineCap = moLineCap.has_value() ? lclGetLineCap( moLineCap.value() ) : LineCap_BUTT; if( moLineCap.has_value() )
rPropMap.setProperty( ShapeProperty::LineCap, eLineCap );
// create line dash from preset dash token or dash stop vector (not for invisible line) if( (eLineStyle != drawing::LineStyle_NONE) &&
((moPresetDash.has_value() && moPresetDash.value() != XML_solid) || !maCustomDash.empty()) )
{
LineDash aLineDash;
aLineDash.Style = lclGetDashStyle( moLineCap.value_or( XML_flat ) );
// In MS Office (2020) for preset dash style line caps round and square are included in dash length. // For custom dash style round line cap is included, square line cap is added. In ODF line caps are // always added to dash length. Tweak the length accordingly. if (eLineCap == LineCap_ROUND || (eLineCap == LineCap_SQUARE && maCustomDash.empty()))
{ // Cannot use -100 because that results in 0 length in some cases and // LibreOffice interprets 0 length as 100%. if (aLineDash.DotLen >= 100 || aLineDash.DashLen >= 100)
aLineDash.Distance += 99; if (aLineDash.DotLen >= 100)
aLineDash.DotLen -= 99; if (aLineDash.DashLen >= 100)
aLineDash.DashLen -= 99;
}
drawing::LineStyle LineProperties::getLineStyle() const
{ // rules to calculate the line style inferred from the code in LineProperties::pushToPropMap if (maLineFill.moFillType.value() == XML_noFill) return drawing::LineStyle_NONE; if ((moPresetDash.has_value() && moPresetDash.value() != XML_solid) ||
(!moPresetDash && !maCustomDash.empty())) return drawing::LineStyle_DASH; return drawing::LineStyle_SOLID;
}
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