xref: /aoo41x/main/canvas/source/directx/dx_canvasfont.hxx (revision 67e470da)

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 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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#ifndef _DXCANVAS_CANVASFONT_HXX
#define _DXCANVAS_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/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/XCanvasFont.hpp>

#include <rtl/ref.hxx>

#include <boost/shared_ptr.hpp>
#include <boost/utility.hpp>

#include "dx_winstuff.hxx"
#include "dx_gdiplususer.hxx"


/* Definition of CanvasFont class */

namespace dxcanvas
{
    class SpriteCanvas;

	typedef ::boost::shared_ptr< Gdiplus::Font > 		FontSharedPtr;
    typedef ::boost::shared_ptr< Gdiplus::FontFamily > 	FontFamilySharedPtr;

    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 > ImplRef;

        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&                                         fontMatrix );

        /// 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 );

        double				getCellAscent() const;
        double				getEmHeight() const;
        FontSharedPtr 		getFont() const;
		const ::com::sun::star::geometry::Matrix2D& getFontMatrix() const;

    private:
        GDIPlusUserSharedPtr						mpGdiPlusUser;
        FontFamilySharedPtr							mpFontFamily;
        FontSharedPtr								mpFont;
        ::com::sun::star::rendering::FontRequest	maFontRequest;
		::com::sun::star::geometry::Matrix2D		maFontMatrix;
    };

}

#endif /* _DXCANVAS_CANVASFONT_HXX */