cairo_canvasfont.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#pragma once
 
#include <comphelper/compbase.hxx>
 
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/geometry/Matrix2D.hpp>
#include <com/sun/star/rendering/FontRequest.hpp>
#include <com/sun/star/rendering/XCanvasFont.hpp>
 
#include <vcl/font.hxx>
 
#include <vclwrapper.hxx>
 
#include "cairo_surfaceprovider.hxx"
 
 
/* Definition of CanvasFont class */
 
namespace cairocanvas
{
    typedef ::comphelper::WeakComponentImplHelper< css::rendering::XCanvasFont,
                                             css::lang::XServiceInfo > CanvasFont_Base;
 
    class CanvasFont : public CanvasFont_Base
    {
    public:
        typedef rtl::Reference<CanvasFont> Reference;
        CanvasFont(const CanvasFont&) = delete;
        const CanvasFont& operator=(const CanvasFont&) = delete;
 
        CanvasFont( const css::rendering::FontRequest&                                  fontRequest,
                    const css::uno::Sequence< css::beans::PropertyValue >&              extraFontProperties,
                    const css::geometry::Matrix2D&                                      rFontMatrix,
                    SurfaceProviderRef                                                  rDevice );
 
        virtual void disposing(std::unique_lock<std::mutex>& rGuard) override;
 
        // XCanvasFont
        virtual css::uno::Reference< css::rendering::XTextLayout > SAL_CALL createTextLayout( const css::rendering::StringContext& aText, sal_Int8 nDirection, sal_Int64 nRandomSeed ) override;
        virtual css::rendering::FontRequest SAL_CALL getFontRequest(  ) override;
        virtual css::rendering::FontMetrics SAL_CALL getFontMetrics(  ) override;
        virtual css::uno::Sequence< double > SAL_CALL getAvailableSizes(  ) override;
        virtual css::uno::Sequence< css::beans::PropertyValue > SAL_CALL getExtraFontProperties(  ) override;
 
        // XServiceInfo
        virtual OUString SAL_CALL getImplementationName() override;
        virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
        virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
 
        vcl::Font const & getVCLFont() const;
 
        sal_uInt32 getEmphasisMark() const { return mnEmphasisMark; }
 
    private:
        ::canvas::vcltools::VCLObject<vcl::Font> maFont;
        css::rendering::FontRequest              maFontRequest;
        SurfaceProviderRef                       mpRefDevice;
        sal_uInt32                               mnEmphasisMark;
    };
 
}
 
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