/* -*- 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 <svx/sdr/contact/objectcontact.hxx>

#include <tools/debug.hxx>

#include <svx/sdr/contact/viewobjectcontact.hxx>

#include <svx/sdr/contact/viewcontact.hxx>

using namespace com::sun::star;

namespace sdr::contact {

bool ObjectContact::supportsGridOffsets() const

{

    // default does not support GridOffset

    return false;

}

void ObjectContact::calculateGridOffsetForViewObjectContact(

    basegfx::B2DVector& /*rTarget*/,

    const ViewObjectContact& /*rClient*/) const

{

    // default does not on-demand calculate GridOffset

}

void ObjectContact::calculateGridOffsetForB2DRange(

    basegfx::B2DVector& /*rTarget*/,

    const basegfx::B2DRange& /*rB2DRange*/) const

{

    // default does not on-demand calculate GridOffset

}

ObjectContact::ObjectContact()

:   mpViewObjectContactRedirector(nullptr),

    mbIsPreviewRenderer(false)

{

}

ObjectContact::~ObjectContact()

{

    // get rid of all registered contacts

    // #i84257# To avoid that each 'delete pCandidate' again uses

    // the local RemoveViewObjectContact with a search and removal in the

    // vector, simply copy and clear local vector.

    std::vector< ViewObjectContact* > aLocalVOCList;

    aLocalVOCList.swap(maViewObjectContactVector);

    for (const auto & pCandidate : aLocalVOCList)

        // ViewObjectContacts only make sense with View and Object contacts.

        // When the contact to the SdrObject is deleted like in this case,

        // all ViewObjectContacts can be deleted, too.

        delete pCandidate;

    // assert when there were new entries added during deletion

    DBG_ASSERT(maViewObjectContactVector.empty(), "Corrupted ViewObjectContactList (!)");

}

// LazyInvalidate request. Default implementation directly handles

// this by calling back triggerLazyInvalidate() at the VOC

void ObjectContact::setLazyInvalidate(ViewObjectContact& rVOC)

{

    rVOC.triggerLazyInvalidate();

}

// call this to support evtl. preparations for repaint. Default does nothing

void ObjectContact::PrepareProcessDisplay()

{

}

// A new ViewObjectContact was created and shall be remembered.

void ObjectContact::AddViewObjectContact(ViewObjectContact& rVOContact)

{

    maViewObjectContactVector.push_back(&rVOContact);

}

// A ViewObjectContact was deleted and shall be forgotten.

void ObjectContact::RemoveViewObjectContact(ViewObjectContact& rVOContact)

{

    std::vector< ViewObjectContact* >::iterator aFindResult = std::find(maViewObjectContactVector.begin(), maViewObjectContactVector.end(), &rVOContact);

    if(aFindResult != maViewObjectContactVector.end())

    {

        maViewObjectContactVector.erase(aFindResult);

    }

}

// Process the whole displaying

void ObjectContact::ProcessDisplay(DisplayInfo& /*rDisplayInfo*/)

{

    // default does nothing

}

// test if visualizing of entered groups is switched on at all

bool ObjectContact::DoVisualizeEnteredGroup() const

{

    // Do not do that as default

    return false;

}

// get active group's (the entered group) ViewContact

const ViewContact* ObjectContact::getActiveViewContact() const

{

    // default has no active VC

    return nullptr;

}

// Invalidate given rectangle at the window/output which is represented by

// this ObjectContact.

void ObjectContact::InvalidatePartOfView(const basegfx::B2DRange& /*rRange*/) const

{

    // nothing to do here in the default version

}

// Get info about the need to visualize GluePoints

bool ObjectContact::AreGluePointsVisible() const

{

    return false;

}

// check if text animation is allowed. Default is sal_true.

bool ObjectContact::IsTextAnimationAllowed() const

{

    return true;

}

// check if graphic animation is allowed. Default is sal_true.

bool ObjectContact::IsGraphicAnimationAllowed() const

{

    return true;

}

void ObjectContact::SetViewObjectContactRedirector(ViewObjectContactRedirector* pNew)

{

    if(mpViewObjectContactRedirector != pNew)

    {

        mpViewObjectContactRedirector = pNew;

    }

}

// print? Default is false

bool ObjectContact::isOutputToPrinter() const

{

    return false;

}

// display page decoration? Default is true

bool ObjectContact::isPageDecorationActive() const

{

    return true;

}

// display mster page content (ViewContactOfMasterPage)? Default is true

bool ObjectContact::isMasterPageActive() const

{

    return true;

}

// recording MetaFile? Default is false

bool ObjectContact::isOutputToRecordingMetaFile() const

{

    return false;

}

// pdf export? Default is false

bool ObjectContact::isOutputToPDFFile() const

{

    return false;

}

bool ObjectContact::isExportTaggedPDF() const

{

    return false;

}

::vcl::PDFExtOutDevData const* ObjectContact::GetPDFExtOutDevData() const

{

    return nullptr;

}

// gray display mode

bool ObjectContact::isDrawModeGray() const

{

    return false;

}

// high contrast display mode

bool ObjectContact::isDrawModeHighContrast() const

{

    return false;

}

// access to SdrPageView. Default implementation returns NULL

SdrPageView* ObjectContact::TryToGetSdrPageView() const

{

    return nullptr;

}

// access to OutputDevice. Default implementation returns NULL

OutputDevice* ObjectContact::TryToGetOutputDevice() const

{

    return nullptr;

}

void ObjectContact::resetAllGridOffsets()

{

    const sal_uInt32 nVOCCount(getViewObjectContactCount());

    for(sal_uInt32 a(0); a < nVOCCount; a++)

    {

        ViewObjectContact* pVOC(getViewObjectContact(a));

        assert(pVOC && "ObjectContact: ViewObjectContact list Corrupt (!)");

        pVOC->resetGridOffset();

    }

}

}

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