/* -*- 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 <sal/config.h>

#include <basegfx/numeric/ftools.hxx>

#include <canvas/canvastools.hxx>

#include <com/sun/star/rendering/PanoseProportion.hpp>

#include <cppuhelper/supportsservice.hxx>

#include <i18nlangtag/languagetag.hxx>

#include <rtl/math.hxx>

#include <vcl/metric.hxx>

#include <vcl/virdev.hxx>

#include "canvasfont.hxx"

#include "textlayout.hxx"

using namespace ::com::sun::star;

namespace vclcanvas

{

    CanvasFont::CanvasFont( const rendering::FontRequest&                   rFontRequest,

                            const uno::Sequence< beans::PropertyValue >&    rExtraFontProperties,

                            const geometry::Matrix2D&                       rFontMatrix,

                            rendering::XGraphicDevice&                      rDevice,

                            const OutDevProviderSharedPtr&                  rOutDevProvider ) :

        maFont( vcl::Font( rFontRequest.FontDescription.FamilyName,

                      rFontRequest.FontDescription.StyleName,

                      Size( 0, ::basegfx::fround<::tools::Long>(rFontRequest.CellSize) ) ) ),

        maFontRequest( rFontRequest ),

        mpRefDevice( &rDevice ),

        mpOutDevProvider( rOutDevProvider ),

        maFontMatrix( rFontMatrix )

    {

        maFont->SetAlignment( ALIGN_BASELINE );

        maFont->SetCharSet( (rFontRequest.FontDescription.IsSymbolFont==css::util::TriState_YES) ? RTL_TEXTENCODING_SYMBOL : RTL_TEXTENCODING_UNICODE );

        maFont->SetVertical( rFontRequest.FontDescription.IsVertical==css::util::TriState_YES );

        // TODO(F2): improve panose->vclenum conversion

        maFont->SetWeight( static_cast<FontWeight>(rFontRequest.FontDescription.FontDescription.Weight) );

        maFont->SetItalic( (rFontRequest.FontDescription.FontDescription.Letterform<=8) ? ITALIC_NONE : ITALIC_NORMAL );

        maFont->SetPitch(

                rFontRequest.FontDescription.FontDescription.Proportion == rendering::PanoseProportion::MONO_SPACED

                    ? PITCH_FIXED : PITCH_VARIABLE);

        maFont->SetLanguage( LanguageTag::convertToLanguageType( rFontRequest.Locale, false));

        // adjust to stretched/shrunk font

        vclcanvastools::setupFontWidth(rFontMatrix, maFont.get(), rOutDevProvider->getOutDev());

        sal_uInt32 nEmphasisMark = 0;

        ::canvastools::extractExtraFontProperties(rExtraFontProperties, nEmphasisMark);

        if (nEmphasisMark)

            maFont->SetEmphasisMark(FontEmphasisMark(nEmphasisMark));

    }

Unexecuted instantiation: vclcanvas::CanvasFont::CanvasFont(com::sun::star::rendering::FontRequest const&, com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> const&, com::sun::star::geometry::Matrix2D const&, com::sun::star::rendering::XGraphicDevice&, std::__1::shared_ptr<vclcanvas::OutDevProvider> const&)

Unexecuted instantiation: vclcanvas::CanvasFont::CanvasFont(com::sun::star::rendering::FontRequest const&, com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> const&, com::sun::star::geometry::Matrix2D const&, com::sun::star::rendering::XGraphicDevice&, std::__1::shared_ptr<vclcanvas::OutDevProvider> const&)

    void CanvasFont::disposing(std::unique_lock<std::mutex>& rGuard)

    {

        rGuard.unlock();

        {

            SolarMutexGuard aGuard;

            mpOutDevProvider.reset();

            mpRefDevice.clear();

        }

        rGuard.lock();

    }

    uno::Reference< rendering::XTextLayout > SAL_CALL  CanvasFont::createTextLayout( const rendering::StringContext& aText, sal_Int8 nDirection, sal_Int64 )

    {

        SolarMutexGuard aGuard;

        if( !mpRefDevice.is() )

            return uno::Reference< rendering::XTextLayout >(); // we're disposed

        return new TextLayout( aText,

                               nDirection,

                               Reference( this ),

                               mpRefDevice,

                               mpOutDevProvider);

    }

    rendering::FontRequest SAL_CALL  CanvasFont::getFontRequest(  )

    {

        return maFontRequest;

    }

    rendering::FontMetrics SAL_CALL  CanvasFont::getFontMetrics(  )

    {

        SolarMutexGuard aGuard;

        OutputDevice& rOutDev = mpOutDevProvider->getOutDev();

        ScopedVclPtrInstance< VirtualDevice > pVDev( rOutDev );

        pVDev->SetFont(getVCLFont());

        const ::FontMetric aMetric( pVDev->GetFontMetric() );

        return rendering::FontMetrics(

            aMetric.GetAscent(),

            aMetric.GetDescent(),

            aMetric.GetInternalLeading(),

            aMetric.GetExternalLeading(),

            0,

            aMetric.GetDescent() / 2.0,

            aMetric.GetAscent() / 2.0);

    }

    uno::Sequence< double > SAL_CALL  CanvasFont::getAvailableSizes(  )

    {

        // TODO(F1)

        return uno::Sequence< double >();

    }

    uno::Sequence< beans::PropertyValue > SAL_CALL  CanvasFont::getExtraFontProperties(  )

    {

        // TODO(F1)

        return uno::Sequence< beans::PropertyValue >();

    }

    OUString SAL_CALL CanvasFont::getImplementationName()

    {

        return u"VCLCanvas::CanvasFont"_ustr;

    }

    sal_Bool SAL_CALL CanvasFont::supportsService( const OUString& ServiceName )

    {

        return cppu::supportsService( this, ServiceName );

    }

    uno::Sequence< OUString > SAL_CALL CanvasFont::getSupportedServiceNames()

    {

        return { u"com.sun.star.rendering.CanvasFont"_ustr };

    }

    vcl::Font const & CanvasFont::getVCLFont() const

    {

        return *maFont;

    }

    const css::geometry::Matrix2D& CanvasFont::getFontMatrix() const

    {

        return maFontMatrix;

    }

}

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