xref: /aoo4110/main/canvas/source/cairo/cairo_canvasfont.hxx (revision b1cdbd2c)

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 *
 * 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
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 * software distributed under the License is distributed on an
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#ifndef _CAIROCANVAS_CANVASFONT_HXX
#define _CAIROCANVAS_CANVASFONT_HXX

#include <comphelper/implementationreference.hxx>

#include <cppuhelper/compbase2.hxx>
#include <comphelper/broadcasthelper.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 <canvas/vclwrapper.hxx>

#include "cairo_spritecanvas.hxx"

#include <boost/utility.hpp>


/* Definition of CanvasFont class */

namespace cairocanvas
{
    typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XCanvasFont,
                         					  ::com::sun::star::lang::XServiceInfo > CanvasFont_Base;

    class CanvasFont : public ::comphelper::OBaseMutex,
                       public CanvasFont_Base,
        			   private ::boost::noncopyable
    {
    public:
        typedef ::comphelper::ImplementationReference<
            CanvasFont,
            ::com::sun::star::rendering::XCanvasFont > Reference;

        CanvasFont( const ::com::sun::star::rendering::FontRequest& 								 fontRequest,
                    const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& extraFontProperties,
                    const ::com::sun::star::geometry::Matrix2D&										 rFontMatrix,
                    const SurfaceProviderRef&														 rDevice );

        /// Dispose all internal references
        virtual void SAL_CALL disposing();

        // XCanvasFont
        virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XTextLayout > SAL_CALL createTextLayout( const ::com::sun::star::rendering::StringContext& aText, sal_Int8 nDirection, sal_Int64 nRandomSeed ) throw (::com::sun::star::uno::RuntimeException);
        virtual ::com::sun::star::rendering::FontRequest SAL_CALL getFontRequest(  ) throw (::com::sun::star::uno::RuntimeException);
        virtual ::com::sun::star::rendering::FontMetrics SAL_CALL getFontMetrics(  ) throw (::com::sun::star::uno::RuntimeException);
        virtual ::com::sun::star::uno::Sequence< double > SAL_CALL getAvailableSizes(  ) throw (::com::sun::star::uno::RuntimeException);
        virtual ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > SAL_CALL getExtraFontProperties(  ) throw (::com::sun::star::uno::RuntimeException);

        // XServiceInfo
        virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
        virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException );
        virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames()  throw( ::com::sun::star::uno::RuntimeException );

        ::Font getVCLFont() const;

    private:
        ::canvas::vcltools::VCLObject<Font>		 maFont;
        ::com::sun::star::rendering::FontRequest maFontRequest;
        SurfaceProviderRef						 mpRefDevice;
    };

}

#endif /* _CAIROCANVAS_CANVASFONT_HXX */