/* -*- 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/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.m_nRotationAngle ? toRadians(36000_deg100 - rGeoStat.m_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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