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libreoffice/svx/source/sdr/primitive2d/sdrellipseprimitive2d.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

268 lines
10 KiB
C++

/* -*- 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 <sdr/primitive2d/sdrellipseprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <sdr/primitive2d/sdrdecompositiontools.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
#include <drawinglayer/primitive2d/groupprimitive2d.hxx>
#include <utility>
using namespace com::sun::star;
namespace drawinglayer::primitive2d
{
Primitive2DReference SdrEllipsePrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
{
Primitive2DContainer aRetval;
// create unit outline polygon
// Do use createPolygonFromUnitCircle, but let create from first quadrant to mimic old geometry creation.
// This is needed to have the same look when stroke is used since the polygon start point defines the
// stroke start, too.
basegfx::B2DPolygon aUnitOutline(basegfx::utils::createPolygonFromUnitCircle(1));
// scale and move UnitEllipse to UnitObject (-1,-1 1,1) -> (0,0 1,1)
const basegfx::B2DHomMatrix aUnitCorrectionMatrix(
basegfx::utils::createScaleTranslateB2DHomMatrix(0.5, 0.5, 0.5, 0.5));
// apply to the geometry
aUnitOutline.transform(aUnitCorrectionMatrix);
// add fill
if(!getSdrLFSTAttribute().getFill().isDefault())
{
basegfx::B2DPolyPolygon aTransformed(aUnitOutline);
aTransformed.transform(getTransform());
aRetval.push_back(
createPolyPolygonFillPrimitive(
aTransformed,
getSdrLFSTAttribute().getFill(),
getSdrLFSTAttribute().getFillFloatTransGradient()));
}
// add line
if(getSdrLFSTAttribute().getLine().isDefault())
{
// create invisible line for HitTest/BoundRect
aRetval.push_back(
createHiddenGeometryPrimitives2D(
false,
basegfx::B2DPolyPolygon(aUnitOutline),
getTransform()));
}
else
{
basegfx::B2DPolygon aTransformed(aUnitOutline);
aTransformed.transform(getTransform());
aRetval.push_back(
createPolygonLinePrimitive(
aTransformed,
getSdrLFSTAttribute().getLine(),
attribute::SdrLineStartEndAttribute()));
}
// add text
if(!getSdrLFSTAttribute().getText().isDefault())
{
aRetval.push_back(
createTextPrimitive(
basegfx::B2DPolyPolygon(aUnitOutline),
getTransform(),
getSdrLFSTAttribute().getText(),
getSdrLFSTAttribute().getLine(),
false,
false));
}
// add shadow
if(!getSdrLFSTAttribute().getShadow().isDefault())
{
aRetval = createEmbeddedShadowPrimitive(
std::move(aRetval),
getSdrLFSTAttribute().getShadow());
}
return new GroupPrimitive2D(std::move(aRetval));
}
SdrEllipsePrimitive2D::SdrEllipsePrimitive2D(
basegfx::B2DHomMatrix aTransform,
const attribute::SdrLineFillEffectsTextAttribute& rSdrLFSTAttribute)
: maTransform(std::move(aTransform)),
maSdrLFSTAttribute(rSdrLFSTAttribute)
{
}
bool SdrEllipsePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const SdrEllipsePrimitive2D& rCompare = static_cast<const SdrEllipsePrimitive2D&>(rPrimitive);
return (getTransform() == rCompare.getTransform()
&& getSdrLFSTAttribute() == rCompare.getSdrLFSTAttribute());
}
return false;
}
// provide unique ID
sal_uInt32 SdrEllipsePrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_SDRELLIPSEPRIMITIVE2D;
}
Primitive2DReference SdrEllipseSegmentPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
{
Primitive2DContainer aRetval;
// create unit outline polygon
basegfx::B2DPolygon aUnitOutline(basegfx::utils::createPolygonFromUnitEllipseSegment(mfStartAngle, mfEndAngle));
if(mbCloseSegment)
{
if(mbCloseUsingCenter)
{
// for compatibility, insert the center point at polygon start to get the same
// line stroking pattern as the old painting mechanisms.
aUnitOutline.insert(0, basegfx::B2DPoint(0.0, 0.0));
}
aUnitOutline.setClosed(true);
}
// move and scale UnitEllipse to UnitObject (-1,-1 1,1) -> (0,0 1,1)
const basegfx::B2DHomMatrix aUnitCorrectionMatrix(
basegfx::utils::createScaleTranslateB2DHomMatrix(0.5, 0.5, 0.5, 0.5));
// apply to the geometry
aUnitOutline.transform(aUnitCorrectionMatrix);
// add fill
if(!getSdrLFSTAttribute().getFill().isDefault() && aUnitOutline.isClosed())
{
basegfx::B2DPolyPolygon aTransformed(aUnitOutline);
aTransformed.transform(getTransform());
aRetval.push_back(
createPolyPolygonFillPrimitive(
aTransformed,
getSdrLFSTAttribute().getFill(),
getSdrLFSTAttribute().getFillFloatTransGradient()));
}
// add line
if(getSdrLFSTAttribute().getLine().isDefault())
{
// create invisible line for HitTest/BoundRect
aRetval.push_back(
createHiddenGeometryPrimitives2D(
false,
basegfx::B2DPolyPolygon(aUnitOutline),
getTransform()));
}
else
{
basegfx::B2DPolygon aTransformed(aUnitOutline);
aTransformed.transform(getTransform());
aRetval.push_back(
createPolygonLinePrimitive(
aTransformed,
getSdrLFSTAttribute().getLine(),
getSdrLFSTAttribute().getLineStartEnd()));
}
// add text
if(!getSdrLFSTAttribute().getText().isDefault())
{
aRetval.push_back(
createTextPrimitive(
basegfx::B2DPolyPolygon(aUnitOutline),
getTransform(),
getSdrLFSTAttribute().getText(),
getSdrLFSTAttribute().getLine(),
false,
false));
}
// add shadow
if(!getSdrLFSTAttribute().getShadow().isDefault())
{
aRetval = createEmbeddedShadowPrimitive(
std::move(aRetval),
getSdrLFSTAttribute().getShadow());
}
return new GroupPrimitive2D(std::move(aRetval));
}
SdrEllipseSegmentPrimitive2D::SdrEllipseSegmentPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const attribute::SdrLineFillEffectsTextAttribute& rSdrLFSTAttribute,
double fStartAngle,
double fEndAngle,
bool bCloseSegment,
bool bCloseUsingCenter)
: SdrEllipsePrimitive2D(rTransform, rSdrLFSTAttribute),
mfStartAngle(fStartAngle),
mfEndAngle(fEndAngle),
mbCloseSegment(bCloseSegment),
mbCloseUsingCenter(bCloseUsingCenter)
{
}
bool SdrEllipseSegmentPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(SdrEllipsePrimitive2D::operator==(rPrimitive))
{
const SdrEllipseSegmentPrimitive2D& rCompare = static_cast<const SdrEllipseSegmentPrimitive2D&>(rPrimitive);
if( mfStartAngle == rCompare.mfStartAngle
&& mfEndAngle == rCompare.mfEndAngle
&& mbCloseSegment == rCompare.mbCloseSegment
&& mbCloseUsingCenter == rCompare.mbCloseUsingCenter)
{
return true;
}
}
return false;
}
// provide unique ID
sal_uInt32 SdrEllipseSegmentPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_SDRELLIPSESEGMENTPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */