/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the Collabora Office 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/sdrrectangleprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <sdr/primitive2d/sdrdecompositiontools.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
#include <drawinglayer/primitive2d/groupprimitive2d.hxx>
#include <drawinglayer/primitive2d/exclusiveeditviewprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <utility>


using namespace com::sun::star;


namespace drawinglayer::primitive2d
{
        Primitive2DReference SdrRectanglePrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
        {
            Primitive2DContainer aRetval;

            // create unit outline polygon
            const basegfx::B2DPolygon aUnitOutline(basegfx::utils::createPolygonFromRect(
                basegfx::B2DRange(0.0, 0.0, 1.0, 1.0),
                getCornerRadiusX(),
                getCornerRadiusY()));

            // add fill
            if(!getSdrLFSTAttribute().getFill().isDefault())
            {
                basegfx::B2DPolyPolygon aTransformed(aUnitOutline);

                aTransformed.transform(getTransform());
                aRetval.push_back(
                    createPolyPolygonFillPrimitive(
                        aTransformed,
                        getSdrLFSTAttribute().getFill(),
                        getSdrLFSTAttribute().getFillFloatTransGradient()));
            }
            else if(getForceFillForHitTest())
            {
                // if no fill and it's a text frame, create a fill for HitTest and
                // BoundRect fallback
                aRetval.push_back(
                    createHiddenGeometryPrimitives2D(
                        true,
                        basegfx::B2DPolyPolygon(aUnitOutline),
                        getTransform()));
            }

            // add line
            if(!getSdrLFSTAttribute().getLine().isDefault())
            {
                basegfx::B2DPolygon aTransformed(aUnitOutline);

                aTransformed.transform(getTransform());
                aRetval.push_back(
                    createPolygonLinePrimitive(
                        aTransformed,
                        getSdrLFSTAttribute().getLine(),
                        attribute::SdrLineStartEndAttribute()));
            }
            else if(!getForceFillForHitTest())
            {
                // if initially no line is defined and it's not a text frame, create
                // a line for HitTest and BoundRect
                aRetval.push_back(
                    createHiddenGeometryPrimitives2D(
                        false,
                        basegfx::B2DPolyPolygon(aUnitOutline),
                        getTransform()));
            }

            // Soft edges should be before text, since text is not affected by soft edges
            if (mbApplyEffects && !aRetval.empty() && getSdrLFSTAttribute().getSoftEdgeRadius())
            {
                aRetval = createEmbeddedSoftEdgePrimitive(std::move(aRetval),
                    getSdrLFSTAttribute().getSoftEdgeRadius());
            }

            // tdf#132199: put glow before shadow, to have shadow of the glow, not the opposite
            if (mbApplyEffects &&!aRetval.empty() && !getSdrLFSTAttribute().getGlow().isDefault())
            {
                // glow
                aRetval = createEmbeddedGlowPrimitive(std::move(aRetval), getSdrLFSTAttribute().getGlow());
            }

            // add text
            if(!getSdrLFSTAttribute().getText().isDefault())
            {
                Primitive2DContainer aTempContentText;
                aTempContentText.push_back(
                    createTextPrimitive(
                        basegfx::B2DPolyPolygon(aUnitOutline),
                        getTransform(),
                        getSdrLFSTAttribute().getText(),
                        getSdrLFSTAttribute().getLine(),
                        false,
                        false));

                // put text glow before, shape glow and shadow
                if (!getSdrLFSTAttribute().getGlowText().isDefault())
                {
                    // add text glow
                    aTempContentText = createEmbeddedTextGlowPrimitive(std::move(aTempContentText), getSdrLFSTAttribute().getGlowText());
                }

                if (mbPlaceholderText)
                {
                    // PlaceholderText is exclusive to e.g. EditView, so embed it
                    // accordingly
                    drawinglayer::primitive2d::Primitive2DReference aEmbedded(
                        new drawinglayer::primitive2d::ExclusiveEditViewPrimitive2D(
                            std::move(aTempContentText)));
                    aRetval.append(std::move(aEmbedded));
                }
                else
                {
                    aRetval.append(std::move(aTempContentText));
                }
            }

            // add shadow
            if(!getSdrLFSTAttribute().getShadow().isDefault())
            {
                aRetval = createEmbeddedShadowPrimitive(
                    std::move(aRetval),
                    getSdrLFSTAttribute().getShadow());
            }

            return new GroupPrimitive2D(std::move(aRetval));
        }

        SdrRectanglePrimitive2D::SdrRectanglePrimitive2D(
            basegfx::B2DHomMatrix aTransform,
            const attribute::SdrLineFillEffectsTextAttribute& rSdrLFSTAttribute,
            double fCornerRadiusX,
            double fCornerRadiusY,
            bool bForceFillForHitTest,
            bool bPlaceholderText,
            bool bApplyEffects)
        :   maTransform(std::move(aTransform)),
            maSdrLFSTAttribute(rSdrLFSTAttribute),
            mfCornerRadiusX(fCornerRadiusX),
            mfCornerRadiusY(fCornerRadiusY),
            mbForceFillForHitTest(bForceFillForHitTest),
            mbPlaceholderText(bPlaceholderText),
            mbApplyEffects(bApplyEffects)
        {
        }

        bool SdrRectanglePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
        {
            if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
            {
                const SdrRectanglePrimitive2D& rCompare = static_cast<const SdrRectanglePrimitive2D&>(rPrimitive);

                return (getCornerRadiusX() == rCompare.getCornerRadiusX()
                    && getCornerRadiusY() == rCompare.getCornerRadiusY()
                    && getTransform() == rCompare.getTransform()
                    && getSdrLFSTAttribute() == rCompare.getSdrLFSTAttribute()
                    && getForceFillForHitTest() == rCompare.getForceFillForHitTest()
                    && getPlaceholderText() == rCompare.getPlaceholderText()
                    && getApplyEffects() == rCompare.getApplyEffects());
            }

            return false;
        }

        // provide unique ID
        sal_uInt32 SdrRectanglePrimitive2D::getPrimitive2DID() const
        {
            return PRIMITIVE2D_ID_SDRRECTANGLEPRIMITIVE2D;
        }

} // end of namespace

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