/* -*- 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 "LineWidthValueSet.hxx"

#include <i18nlangtag/mslangid.hxx>

#include <tools/mapunit.hxx>

#include <unotools/fontdefs.hxx>

#include <vcl/event.hxx>

#include <vcl/rendercontext/GetDefaultFontFlags.hxx>

#include <vcl/settings.hxx>

#include <vcl/svapp.hxx>

#include <vcl/weld/ScrolledWindow.hxx>

namespace svx::sidebar {

LineWidthValueSet::LineWidthValueSet()

    : ValueSet(nullptr)

    , nSelItem(0)

    , bCusEnable(false)

{

}

void LineWidthValueSet::Resize()

{

    SetColCount();

    SetLineCount(9);

    ValueSet::Resize();

}

LineWidthValueSet::~LineWidthValueSet()

{

}

void LineWidthValueSet::SetUnit(std::array<OUString,9> const & strUnits)

{

    maStrUnits = strUnits;

}

void LineWidthValueSet::SetSelItem(sal_uInt16 nSel)

{

    nSelItem = nSel;

    if(nSel == 0)

    {

        SelectItem(1); // ,false); // 'false' nut supported by AOO

        SetNoSelection();

    }

    else

    {

        SelectItem(nSelItem);

        GrabFocus();

    }

}

void LineWidthValueSet::SetImage(const Image& img)

{

    imgCus = img;

}

void LineWidthValueSet::SetCusEnable(bool bEnable)

{

    bCusEnable = bEnable;

}

void  LineWidthValueSet::UserDraw( const UserDrawEvent& rUDEvt )

{

    tools::Rectangle aRect = rUDEvt.GetRect();

    vcl::RenderContext* pDev = rUDEvt.GetRenderContext();

    sal_uInt16  nItemId = rUDEvt.GetItemId();

    tools::Long nRectHeight = aRect.GetHeight();

    tools::Long nRectWidth = aRect.GetWidth();

    Point aBLPos = aRect.TopLeft();

    //const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();

    //Color aBackColor(0,0,200);

    //const Color aTextColor = rStyleSettings.GetFieldTextColor();

    auto popIt = pDev->ScopedPush(vcl::PushFlags::FONT | vcl::PushFlags::LINECOLOR | vcl::PushFlags::FILLCOLOR);

    vcl::Font aFont(OutputDevice::GetDefaultFont(DefaultFontType::UI_SANS, MsLangId::getConfiguredSystemLanguage(), GetDefaultFontFlags::OnlyOne));

    Size aSize = aFont.GetFontSize();

    aSize.setHeight( nRectHeight*3/5 );

    aFont.SetFontSize( aSize );

    Point aLineStart(aBLPos.X() + 5,            aBLPos.Y() + ( nRectHeight - nItemId )/2);

    Point aLineEnd(aBLPos.X() + nRectWidth * 7 / 9 - 10, aBLPos.Y() + ( nRectHeight - nItemId )/2);

    if (nItemId == 9)

    {

        Point aImgStart(aBLPos.X() + 5,         aBLPos.Y() + ( nRectHeight - 23 ) / 2);

        pDev->DrawImage(aImgStart, imgCus);

        tools::Rectangle aStrRect = aRect;

        aStrRect.AdjustTop(nRectHeight/6 );

        aStrRect.AdjustBottom( -(nRectHeight/6) );

        aStrRect.AdjustLeft(imgCus.GetSizePixel().Width() + 20 );

        if(bCusEnable)

            aFont.SetColor(Application::GetSettings().GetStyleSettings().GetFieldTextColor());

        else

            aFont.SetColor(Application::GetSettings().GetStyleSettings().GetDisableColor());

        pDev->SetFont(aFont);

        pDev->DrawText(aStrRect, maStrUnits[ nItemId - 1 ], DrawTextFlags::EndEllipsis);

    }

    else

    {

        if( nSelItem ==  nItemId )

        {

            tools::Rectangle aBackRect = aRect;

            aBackRect.AdjustTop(3 );

            aBackRect.AdjustBottom( -2 );

            pDev->SetFillColor(Color(50,107,197));

            pDev->DrawRect(aBackRect);

        }

        //draw text

        if(nSelItem ==  nItemId )

            aFont.SetColor(COL_WHITE);

        else

            aFont.SetColor(Application::GetSettings().GetStyleSettings().GetFieldTextColor());

        pDev->SetFont(aFont);

        Point aStart(aBLPos.X() + nRectWidth * 7 / 9 , aBLPos.Y() + nRectHeight/6);

        pDev->DrawText(aStart, maStrUnits[ nItemId - 1 ]);  //can't set DrawTextFlags::EndEllipsis here ,or the text will disappear

        //draw line

        if( nSelItem ==  nItemId )

            pDev->SetLineColor(COL_WHITE);

        else

            pDev->SetLineColor(Application::GetSettings().GetStyleSettings().GetFieldTextColor());

        for(sal_uInt16 i = 1; i <= nItemId; i++)

        {

            pDev->DrawLine(aLineStart,aLineEnd );

            aLineStart.setY(aLineStart.getY() + 1);

            aLineEnd.setY  (aLineEnd.getY() + 1);

        }

    }

    Invalidate( aRect );

}

void LineWidthValueSet::SetDrawingArea(weld::DrawingArea* pDrawingArea)

{

    ValueSet::SetDrawingArea(pDrawingArea);

    Size aSize(pDrawingArea->get_ref_device().LogicToPixel(Size(80, 12 * 9), MapMode(MapUnit::MapAppFont)));

    pDrawingArea->set_size_request(aSize.Width(), aSize.Height());

    SetOutputSizePixel(aSize);

    SetColor(Application::GetSettings().GetStyleSettings().GetListBoxWindowBackgroundColor());

}

} // end of namespace svx::sidebar

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */