libreoffice/include/canvas/base/integerbitmapbase.hxx

/* -*- 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:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#ifndef INCLUDED_CANVAS_BASE_INTEGERBITMAPBASE_HXX
#define INCLUDED_CANVAS_BASE_INTEGERBITMAPBASE_HXX

#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <canvas/base/bitmapcanvasbase.hxx>


namespace canvas
{
    /** Helper template to handle XIntegerBitmap method forwarding to
        BitmapCanvasHelper

        Use this helper to handle the XIntegerBitmap part of your
        implementation.

        @tpl Base
        Either BitmapCanvasBase (just XBitmap) or BitmapCanvasBase2 (XBitmap and
        XBitmapCanvas).
     */
    template< class Base > class IntegerBitmapBase :
        public Base
    {
    public:
        // XIntegerBitmap
        virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getData( ::com::sun::star::rendering::IntegerBitmapLayout&     bitmapLayout,
                                                                              const ::com::sun::star::geometry::IntegerRectangle2D& rect ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::rendering::VolatileContentDestroyedException, ::com::sun::star::uno::RuntimeException, std::exception) override
        {
            tools::verifyArgs(rect,
                              BOOST_CURRENT_FUNCTION,
                              static_cast< typename Base::UnambiguousBaseType* >(this));
            tools::verifyIndexRange(rect, Base::getSize() );

            typename Base::MutexType aGuard( Base::m_aMutex );

            return Base::maCanvasHelper.getData( bitmapLayout,
                                                     rect );
        }

        virtual void SAL_CALL setData( const ::com::sun::star::uno::Sequence< sal_Int8 >&,
                                       const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
                                       const ::com::sun::star::geometry::IntegerRectangle2D&   rect ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException, std::exception) override
        {
            tools::verifyArgs(bitmapLayout, rect,
                              BOOST_CURRENT_FUNCTION,
                              static_cast< typename Base::UnambiguousBaseType* >(this));
            tools::verifyIndexRange(rect, Base::getSize() );

            typename Base::MutexType aGuard( Base::m_aMutex );

            Base::mbSurfaceDirty = true;
        }

        virtual void SAL_CALL setPixel( const ::com::sun::star::uno::Sequence< sal_Int8 >&,
                                        const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
                                        const ::com::sun::star::geometry::IntegerPoint2D&       pos ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException, std::exception) override
        {
            tools::verifyArgs(bitmapLayout, pos,
                              BOOST_CURRENT_FUNCTION,
                              static_cast< typename Base::UnambiguousBaseType* >(this));
            tools::verifyIndexRange(pos, Base::getSize() );

            typename Base::MutexType aGuard( Base::m_aMutex );

            Base::mbSurfaceDirty = true;
        }

        virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getPixel( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
                                                                               const ::com::sun::star::geometry::IntegerPoint2D& pos ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::rendering::VolatileContentDestroyedException, ::com::sun::star::uno::RuntimeException, std::exception) override
        {
            tools::verifyArgs(pos,
                              BOOST_CURRENT_FUNCTION,
                              static_cast< typename Base::UnambiguousBaseType* >(this));
            tools::verifyIndexRange(pos, Base::getSize() );

            typename Base::MutexType aGuard( Base::m_aMutex );

            return Base::maCanvasHelper.getPixel( bitmapLayout,
                                                      pos );
        }

        virtual ::com::sun::star::rendering::IntegerBitmapLayout SAL_CALL getMemoryLayout(  ) throw (::com::sun::star::uno::RuntimeException) override
        {
            typename Base::MutexType aGuard( Base::m_aMutex );

            return Base::maCanvasHelper.getMemoryLayout();
        }
    };
}

#endif // INCLUDED_CANVAS_BASE_INTEGERBITMAPBASE_HXX

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