libreoffice/vcl/inc/headless/svptextrender.hxx

/* -*- 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 .
 */

#ifndef INCLUDED_VCL_INC_HEADLESS_SVPTEXTRENDER_HXX
#define INCLUDED_VCL_INC_HEADLESS_SVPTEXTRENDER_HXX

#include "textrender.hxx"
#include <vcl/region.hxx>
#include <deque>
#include <config_cairo_canvas.h>

class VCL_DLLPUBLIC SvpTextRender : public TextRenderImpl
{
private:
    SvpSalGraphics& m_rParent;
    // These fields are used only when we use FreeType to draw into a
    // headless backend, i.e. not on iOS.
    basebmp::Color              m_aTextColor;
    basebmp::Format             m_eTextFmt;
    ServerFont*                 m_pServerFont[ MAX_FALLBACK ];
public:
    SvpTextRender(SvpSalGraphics& rParent);
    virtual void setDevice(basebmp::BitmapDeviceSharedPtr& rDevice) SAL_OVERRIDE;

    virtual void                SetTextColor( SalColor nSalColor ) SAL_OVERRIDE;
    virtual sal_uInt16          SetFont( FontSelectPattern*, int nFallbackLevel ) SAL_OVERRIDE;
    virtual void                GetFontMetric( ImplFontMetricData*, int nFallbackLevel ) SAL_OVERRIDE;
    virtual const FontCharMapPtr GetFontCharMap() const SAL_OVERRIDE;
    virtual bool                GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const SAL_OVERRIDE;
    virtual void                GetDevFontList( PhysicalFontCollection* ) SAL_OVERRIDE;
    virtual void                ClearDevFontCache() SAL_OVERRIDE;
    virtual bool                AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) SAL_OVERRIDE;
    virtual bool                CreateFontSubset(
                                    const OUString& rToFile,
                                    const PhysicalFontFace*,
                                    const sal_GlyphId* pGlyphIDs,
                                    const sal_uInt8* pEncoding,
                                    sal_Int32* pWidths,
                                    int nGlyphs,
                                    FontSubsetInfo& rInfo) SAL_OVERRIDE;

    virtual const Ucs2SIntMap*  GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded, std::set<sal_Unicode> const**) SAL_OVERRIDE;
    virtual const void*         GetEmbedFontData(
                                    const PhysicalFontFace*,
                                    const sal_Ucs* pUnicodes,
                                    sal_Int32* pWidths,
                                    size_t nLen,
                                    FontSubsetInfo& rInfo,
                                    long* pDataLen ) SAL_OVERRIDE;

    virtual void                FreeEmbedFontData( const void* pData, long nDataLen ) SAL_OVERRIDE;
    virtual void                GetGlyphWidths(
                                    const PhysicalFontFace*,
                                    bool bVertical,
                                    Int32Vector& rWidths,
                                    Ucs2UIntMap& rUnicodeEnc ) SAL_OVERRIDE;

    virtual bool                GetGlyphBoundRect( sal_GlyphId nIndex, Rectangle& ) SAL_OVERRIDE;
    virtual bool                GetGlyphOutline( sal_GlyphId nIndex, ::basegfx::B2DPolyPolygon& ) SAL_OVERRIDE;
    virtual SalLayout*          GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) SAL_OVERRIDE;
    virtual void                DrawServerFontLayout( const ServerFontLayout& ) SAL_OVERRIDE;
#if ENABLE_CAIRO_CANVAS
    virtual SystemFontData      GetSysFontData( int nFallbackLevel ) const SAL_OVERRIDE;
#endif // ENABLE_CAIRO_CANVAS
};

#endif // INCLUDED_VCL_INC_HEADLESS_SVPTEXTRENDER_HXX

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