cachedprimitivebase.hxx

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#pragma once

#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/rendering/XCachedPrimitive.hpp>
#include <com/sun/star/rendering/ViewState.hpp>
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/basemutex.hxx>

#include <canvas/canvastoolsdllapi.h>

namespace com::sun::star::rendering { class XCanvas; }

/* Definition of CachedPrimitiveBase class */

namespace canvas
{
    typedef cppu::WeakComponentImplHelper< css::rendering::XCachedPrimitive,
                                           css::lang::XServiceInfo > CachedPrimitiveBase_Base;

    class CANVASTOOLS_DLLPUBLIC CachedPrimitiveBase:
        public cppu::BaseMutex, public CachedPrimitiveBase_Base
    {
    public:

        CachedPrimitiveBase( const css::rendering::ViewState&  rUsedViewState,
                             const css::uno::Reference< css::rendering::XCanvas >& rTarget );

        virtual void SAL_CALL disposing() override;

        // XCachedPrimitive
        virtual ::sal_Int8 SAL_CALL redraw( const css::rendering::ViewState& aState ) 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;

    protected:
        virtual ~CachedPrimitiveBase() override; // we're a ref-counted UNO class. _We_ destroy ourselves.

    private:
        CachedPrimitiveBase( const CachedPrimitiveBase& ) = delete;
        CachedPrimitiveBase& operator=( const CachedPrimitiveBase& ) = delete;

        virtual ::sal_Int8 doRedraw( const css::rendering::ViewState&  rNewState,
                                     const css::rendering::ViewState&  rOldState,
                                     const css::uno::Reference< css::rendering::XCanvas >&    rTargetCanvas,
                                     bool                              bSameViewTransform ) = 0;

        css::rendering::ViewState                         maUsedViewState;
        css::uno::Reference< css::rendering::XCanvas >    mxTarget;
    };
}

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