viewcontactofsdrcircobj.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   ownership. The ASF licenses this file to you under the Apache
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#include <sdr/contact/viewcontactofsdrcircobj.hxx>
#include <svx/svdocirc.hxx>
#include <svx/sdangitm.hxx>
#include <sdr/primitive2d/sdrattributecreator.hxx>
#include <sdr/primitive2d/sdrellipseprimitive2d.hxx>
#include <svl/itemset.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <vcl/canvastools.hxx>
 
 
namespace sdr::contact
{
        ViewContactOfSdrCircObj::ViewContactOfSdrCircObj(SdrCircObj& rCircObj)
        :   ViewContactOfSdrRectObj(rCircObj)
        {
        }
 
        ViewContactOfSdrCircObj::~ViewContactOfSdrCircObj()
        {
        }
 
        void ViewContactOfSdrCircObj::createViewIndependentPrimitive2DSequence(drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const
        {
            const SfxItemSet& rItemSet = GetCircObj().GetMergedItemSet();
            const drawinglayer::attribute::SdrLineFillEffectsTextAttribute aAttribute(
                drawinglayer::primitive2d::createNewSdrLineFillEffectsTextAttribute(
                    rItemSet,
                    GetCircObj().getText(0),
                    false));
 
            // take unrotated snap rect (direct model data) for position and size
            const basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(GetCircObj().GetGeoRect());
            const GeoStat& rGeoStat(GetCircObj().GetGeoStat());
 
            // fill object matrix
            const basegfx::B2DHomMatrix aObjectMatrix(
                basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix(
                    aObjectRange.getWidth(), aObjectRange.getHeight(),
                    -rGeoStat.mfTanShearAngle,
                    rGeoStat.nRotationAngle ? toRadians(36000_deg100 - rGeoStat.nRotationAngle) : 0.0,
                    aObjectRange.getMinX(), aObjectRange.getMinY()));
 
            // create primitive data
            const SdrObjKind nIdentifier(GetCircObj().GetObjIdentifier());
 
            // always create primitives to allow the decomposition of SdrEllipsePrimitive2D
            // or SdrEllipseSegmentPrimitive2D to create needed invisible elements for HitTest
            // and/or BoundRect
            if(SdrObjKind::CircleOrEllipse == nIdentifier)
            {
                const drawinglayer::primitive2d::Primitive2DReference xReference(
                    new drawinglayer::primitive2d::SdrEllipsePrimitive2D(
                        aObjectMatrix,
                        aAttribute));
 
                rVisitor.visit(xReference);
            }
            else
            {
                const auto nNewStart(rItemSet.Get(SDRATTR_CIRCSTARTANGLE).GetValue());
                const auto nNewEnd(rItemSet.Get(SDRATTR_CIRCENDANGLE).GetValue());
                const double fStart(toRadians((36000_deg100 - nNewEnd) % 36000_deg100));
                const double fEnd(toRadians((36000_deg100 - nNewStart) % 36000_deg100));
                const bool bCloseSegment(SdrObjKind::CircleArc != nIdentifier);
                const bool bCloseUsingCenter(SdrObjKind::CircleSection == nIdentifier);
 
                const drawinglayer::primitive2d::Primitive2DReference xReference(
                    new drawinglayer::primitive2d::SdrEllipseSegmentPrimitive2D(
                        aObjectMatrix,
                        aAttribute,
                        fStart,
                        fEnd,
                        bCloseSegment,
                        bCloseUsingCenter));
 
                rVisitor.visit(xReference);
            }
        }
 
} // end of namespace
 
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