genpspgraphics.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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 .
 */
 
#pragma once
 
#include <sal/config.h>
 
#include <vcl/vclenum.hxx>
#include <config_cairo_canvas.h>
 
#include <unx/fontmanager.hxx>
#include <salgdi.hxx>
#include <sallayout.hxx>
 
#include <unx/GenPspGfxBackend.hxx>
 
namespace vcl::font
{
class PhysicalFontFace;
class PhysicalFontCollection;
}
 
namespace psp { struct JobData; class PrinterGfx; }
 
class FreetypeFontInstance;
class FontAttributes;
class SalInfoPrinter;
class ImplFontMetricData;
 
class VCL_DLLPUBLIC GenPspGraphics final : public SalGraphicsAutoDelegateToImpl
{
    std::unique_ptr<GenPspGfxBackend> m_pBackend;
 
    psp::JobData*           m_pJobData;
    psp::PrinterGfx*        m_pPrinterGfx;
 
    rtl::Reference<FreetypeFontInstance>
                            m_pFreetypeFont[ MAX_FALLBACK ];
 
public:
                            GenPspGraphics();
    virtual                ~GenPspGraphics() override;
 
    void                    Init( psp::JobData* pJob, psp::PrinterGfx* pGfx );
 
    // helper methods
    static FontAttributes   Info2FontAttributes(const psp::FastPrintFontInfo&);
 
    // helper methods for sharing with FreeTypeTextRenderImpl
    static void             GetDevFontListHelper(vcl::font::PhysicalFontCollection*);
    static bool             AddTempDevFontHelper(vcl::font::PhysicalFontCollection* pFontCollection,
                                                 std::u16string_view rFileURL,
                                                 const OUString& rFontName);
 
    // override all pure virtual methods
    virtual SalGraphicsImpl* GetImpl() const override
    {
        return m_pBackend.get();
    }
 
    virtual void            GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) override;
 
    virtual void            SetTextColor( Color nColor ) override;
    virtual void            SetFont(LogicalFontInstance*, int nFallbackLevel) override;
    virtual void            GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) override;
    virtual FontCharMapRef  GetFontCharMap() const override;
    virtual bool            GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
    virtual void            GetDevFontList( vcl::font::PhysicalFontCollection* ) override;
    // graphics must drop any cached font info
    virtual void            ClearDevFontCache() override;
    virtual bool            AddTempDevFont( vcl::font::PhysicalFontCollection*,
                                            const OUString& rFileURL,
                                            const OUString& rFontName ) override;
 
    virtual std::unique_ptr<GenericSalLayout>
                            GetTextLayout(int nFallbackLevel) override;
    virtual void            DrawTextLayout( const GenericSalLayout& ) override;
 
    virtual SystemGraphicsData GetGraphicsData() const override;
 
#if ENABLE_CAIRO_CANVAS
    virtual bool            SupportsCairo() const override;
    virtual cairo::SurfaceSharedPtr CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const override;
    virtual cairo::SurfaceSharedPtr CreateSurface(const OutputDevice& rRefDevice, int x, int y, int width, int height) const override;
    virtual cairo::SurfaceSharedPtr CreateBitmapSurface(const OutputDevice& rRefDevice, const BitmapSystemData& rData, const Size& rSize) const override;
    virtual css::uno::Any   GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, const basegfx::B2ISize& rSize) const override;
#endif // ENABLE_CAIRO_CANVAS
};
 
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