viewcontactofsdrcircobj.cxx

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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()
        {
        }

        drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrCircObj::createViewIndependentPrimitive2DSequence() 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.nShearAngle ? tan((36000 - rGeoStat.nShearAngle) * F_PI18000) : 0.0,
                    rGeoStat.nRotationAngle ? (36000 - rGeoStat.nRotationAngle) * F_PI18000 : 0.0,
                    aObjectRange.getMinX(), aObjectRange.getMinY()));

            // create primitive data
            const sal_uInt16 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(OBJ_CIRC == nIdentifier)
            {
                const drawinglayer::primitive2d::Primitive2DReference xReference(
                    new drawinglayer::primitive2d::SdrEllipsePrimitive2D(
                        aObjectMatrix,
                        aAttribute));

                return drawinglayer::primitive2d::Primitive2DContainer { xReference };
            }
            else
            {
                const sal_Int32 nNewStart(rItemSet.Get(SDRATTR_CIRCSTARTANGLE).GetValue());
                const sal_Int32 nNewEnd(rItemSet.Get(SDRATTR_CIRCENDANGLE).GetValue());
                const double fStart(((36000 - nNewEnd) % 36000) * F_PI18000);
                const double fEnd(((36000 - nNewStart) % 36000) * F_PI18000);
                const bool bCloseSegment(OBJ_CARC != nIdentifier);
                const bool bCloseUsingCenter(OBJ_SECT == nIdentifier);

                const drawinglayer::primitive2d::Primitive2DReference xReference(
                    new drawinglayer::primitive2d::SdrEllipseSegmentPrimitive2D(
                        aObjectMatrix,
                        aAttribute,
                        fStart,
                        fEnd,
                        bCloseSegment,
                        bCloseUsingCenter));

                return drawinglayer::primitive2d::Primitive2DContainer { xReference };
            }
        }

} // end of namespace

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