/* -*- 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 .
 */

#pragma once

#include <config_options.h>
#include <svx/sdr/contact/objectcontact.hxx>
#include <svx/svxdllapi.h>
#include <svx/svdpage.hxx>
#include <unotools/weakref.hxx>

class SdrPage;
class SdrObject;

namespace sdr::contact {

class UNLESS_MERGELIBS(SVXCORE_DLLPUBLIC) ObjectContactPainter : public ObjectContact
{
protected:
    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const = 0;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) = 0;

public:
    // basic constructor/destructor
    ObjectContactPainter();
    virtual ~ObjectContactPainter() override;
};

// typedef for transferring SdrObject
typedef ::std::vector< SdrObject* > SdrObjectVector;

class SVXCORE_DLLPUBLIC ObjectContactOfObjListPainter final : public ObjectContactPainter
{
    // Target OutputDevice
    OutputDevice&                                   mrTargetOutputDevice;

    // Set StartPoint for next run, also given in constructor
    SdrObjectVector                                 maStartObjects;

    // the processed page which is the base e.g. for PageNumberFields
    const SdrPage*                                  mpProcessedPage;

    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const override;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) override;

public:
    // basic constructor/destructor
    ObjectContactOfObjListPainter(
        OutputDevice& rTargetDevice,
        SdrObjectVector&& rObjects,
        const SdrPage* pProcessedPage);
    virtual ~ObjectContactOfObjListPainter() override;

    // Process the whole displaying
    virtual void ProcessDisplay(DisplayInfo& rDisplayInfo) override;

    // recording MetaFile? Default is false
    virtual bool isOutputToRecordingMetaFile() const override;

    // pdf export? Default is false
    virtual bool isOutputToPDFFile() const override;
    virtual bool isExportTaggedPDF() const override;

    virtual OutputDevice* TryToGetOutputDevice() const override;
};

class ObjectContactOfPagePainter : public ObjectContactPainter
{
    // the original ObjectContact this painter is working on
    ObjectContact&                                  mrOriginalObjectContact;

    // Set StartPoint for next run, also given in constructor
    unotools::WeakReference<SdrPage>                mxStartPage;

protected:
    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const override;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) override;

public:
    // basic constructor
    ObjectContactOfPagePainter(ObjectContact& rOriginalObjectContact);
    virtual ~ObjectContactOfPagePainter() override;

    // set another page
    void SetStartPage(const SdrPage* pPage);
    const SdrPage* GetStartPage() const { return mxStartPage.get().get(); }
    SdrPage* GetStartPage() { return mxStartPage.get().get(); }

    virtual OutputDevice* TryToGetOutputDevice() const override;
};

}


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