/* -*- 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 <editeng/eeitem.hxx>
#include <svx/svdograf.hxx>
#include <svx/svdoole2.hxx>
#include <svx/svdoutl.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdpagv.hxx>
#include <svx/svdview.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>

#include <output.hxx>
#include <drwlayer.hxx>
#include <document.hxx>
#include <tabvwsh.hxx>
#include <fillinfo.hxx>

#include <svx/fmview.hxx>

// #i72502#
Point ScOutputData::PrePrintDrawingLayer(long nLogStX, long nLogStY )
{
    tools::Rectangle aRect;
    SCCOL nCol;
    Point aOffset;
    long nLayoutSign(bLayoutRTL ? -1 : 1);

    for (nCol=0; nCol<nX1; nCol++)
        aOffset.AdjustX( -(mpDoc->GetColWidth( nCol, nTab ) * nLayoutSign) );
    aOffset.AdjustY( -sal_Int32(mpDoc->GetRowHeight( 0, nY1-1, nTab )) );

    long nDataWidth = 0;
    for (nCol=nX1; nCol<=nX2; nCol++)
        nDataWidth += mpDoc->GetColWidth( nCol, nTab );

    if ( bLayoutRTL )
        aOffset.AdjustX(nDataWidth );

    aRect.SetLeft( -aOffset.X() );
    aRect.SetRight( -aOffset.X() );
    aRect.SetTop( -aOffset.Y() );
    aRect.SetBottom( -aOffset.Y() );

    Point aMMOffset( aOffset );
    aMMOffset.setX( static_cast<long>(aMMOffset.X() * HMM_PER_TWIPS) );
    aMMOffset.setY( static_cast<long>(aMMOffset.Y() * HMM_PER_TWIPS) );

    if (!bMetaFile)
        aMMOffset += Point( nLogStX, nLogStY );

    for (nCol=nX1; nCol<=nX2; nCol++)
        aRect.AdjustRight(mpDoc->GetColWidth( nCol, nTab ) );
    aRect.AdjustBottom(mpDoc->GetRowHeight( nY1, nY2, nTab ) );

    aRect.SetLeft( static_cast<long>(aRect.Left()   * HMM_PER_TWIPS) );
    aRect.SetTop( static_cast<long>(aRect.Top()    * HMM_PER_TWIPS) );
    aRect.SetRight( static_cast<long>(aRect.Right()  * HMM_PER_TWIPS) );
    aRect.SetBottom( static_cast<long>(aRect.Bottom() * HMM_PER_TWIPS) );

    if(pViewShell || pDrawView)
    {
        SdrView* pLocalDrawView = pDrawView ? pDrawView : pViewShell->GetSdrView();

        if(pLocalDrawView)
        {
            // #i76114# MapMode has to be set because BeginDrawLayers uses GetPaintRegion
            MapMode aOldMode = mpDev->GetMapMode();
            if (!bMetaFile)
                mpDev->SetMapMode( MapMode( MapUnit::Map100thMM, aMMOffset, aOldMode.GetScaleX(), aOldMode.GetScaleY() ) );

            // #i74769# work with SdrPaintWindow directly
            // #i76114# pass bDisableIntersect = true, because the intersection of the table area
            // with the Window's paint region can be empty
            vcl::Region aRectRegion(aRect);
            mpTargetPaintWindow = pLocalDrawView->BeginDrawLayers(mpDev, aRectRegion, true);
            OSL_ENSURE(mpTargetPaintWindow, "BeginDrawLayers: Got no SdrPaintWindow (!)");

            if (!bMetaFile)
                mpDev->SetMapMode( aOldMode );
        }
    }

    return aMMOffset;
}

// #i72502#
void ScOutputData::PostPrintDrawingLayer(const Point& rMMOffset) // #i74768#
{
    // #i74768# just use offset as in PrintDrawingLayer() to also get the form controls
    // painted with offset
    MapMode aOldMode = mpDev->GetMapMode();

    if (!bMetaFile)
    {
        mpDev->SetMapMode( MapMode( MapUnit::Map100thMM, rMMOffset, aOldMode.GetScaleX(), aOldMode.GetScaleY() ) );
    }

    if(pViewShell || pDrawView)
    {
        SdrView* pLocalDrawView = pDrawView ? pDrawView : pViewShell->GetSdrView();

        if(pLocalDrawView)
        {
            // #i74769# work with SdrPaintWindow directly
            pLocalDrawView->EndDrawLayers(*mpTargetPaintWindow, true);
            mpTargetPaintWindow = nullptr;
        }
    }

    // #i74768#
    if (!bMetaFile)
    {
        mpDev->SetMapMode( aOldMode );
    }
}

// #i72502#
void ScOutputData::PrintDrawingLayer(SdrLayerID nLayer, const Point& rMMOffset)
{
    bool bHideAllDrawingLayer(false);

    if(pViewShell || pDrawView)
    {
        SdrView* pLocalDrawView = pDrawView ? pDrawView : pViewShell->GetSdrView();

        if(pLocalDrawView)
        {
            bHideAllDrawingLayer = pLocalDrawView->getHideOle() && pLocalDrawView->getHideChart()
                    && pLocalDrawView->getHideDraw() && pLocalDrawView->getHideFormControl();
        }
    }

    if(bHideAllDrawingLayer || (!mpDoc->GetDrawLayer()))
    {
        return;
    }

    MapMode aOldMode = mpDev->GetMapMode();

    if (!bMetaFile)
    {
        mpDev->SetMapMode( MapMode( MapUnit::Map100thMM, rMMOffset, aOldMode.GetScaleX(), aOldMode.GetScaleY() ) );
    }

    DrawSelectiveObjects( nLayer );

    if (!bMetaFile)
    {
        mpDev->SetMapMode( aOldMode );
    }
}

void ScOutputData::DrawSelectiveObjects(SdrLayerID nLayer)
{
    ScDrawLayer* pModel = mpDoc->GetDrawLayer();
    if (!pModel)
        return;

    //  #i46362# high contrast mode (and default text direction) must be handled
    //  by the application, so it's still needed when using DrawLayer().

    SdrOutliner& rOutl = pModel->GetDrawOutliner();
    rOutl.EnableAutoColor( mbUseStyleColor );
    rOutl.SetDefaultHorizontalTextDirection(
                mpDoc->GetEditTextDirection( nTab ) );

    //  #i69767# The hyphenator must be set (used to be before drawing a text shape with hyphenation).
    //  LinguMgr::GetHyphenator (EditEngine) uses a wrapper now that creates the real hyphenator on demand,
    //  so it's not a performance problem to call UseHyphenator even when it's not needed.

    pModel->UseHyphenator();

    DrawModeFlags nOldDrawMode = mpDev->GetDrawMode();
    if ( mbUseStyleColor && Application::GetSettings().GetStyleSettings().GetHighContrastMode() )
    {
        mpDev->SetDrawMode( nOldDrawMode | DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill |
                            DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient );
    }

    if(pViewShell || pDrawView)
    {
        SdrView* pLocalDrawView = pDrawView ? pDrawView : pViewShell->GetSdrView();

        if(pLocalDrawView)
        {
            SdrPageView* pPageView = pLocalDrawView->GetSdrPageView();

            if(pPageView)
            {
                pPageView->DrawLayer(sal::static_int_cast<SdrLayerID>(nLayer), mpDev);
            }
        }
    }

    mpDev->SetDrawMode(nOldDrawMode);
}

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