<commit_before>/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: cairo_canvascustomsprite.hxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: kz $ $Date: 2006-02-28 10:34:13 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX
#define _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX

#include <cppuhelper/compbase4.hxx>
#include <comphelper/uno3.hxx>

#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/rendering/XCustomSprite.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <com/sun/star/rendering/XPolyPolygon2D.hpp>

#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/vector/b2isize.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>

#include <canvas/base/basemutexhelper.hxx>
#include <canvas/base/canvascustomspritebase.hxx>

#include "cairo_sprite.hxx"
#include "cairo_cairo.hxx"
#include "cairo_canvashelper.hxx"
#include "cairo_repainttarget.hxx"
#include "cairo_spritehelper.hxx"
#include "cairo_spritecanvas.hxx"


namespace cairocanvas
{
    typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XCustomSprite,
                                               ::com::sun::star::rendering::XBitmapCanvas,
                                              ::com::sun::star::rendering::XIntegerBitmap,
                                                ::com::sun::star::lang::XServiceInfo >  CanvasCustomSpriteBase_Base;
    /** Mixin Sprite

        Have to mixin the Sprite interface before deriving from
        ::canvas::CanvasCustomSpriteBase, as this template should
        already implement some of those interface methods.

        The reason why this appears kinda convoluted is the fact that
        we cannot specify non-IDL types as WeakComponentImplHelperN
        template args, and furthermore, don't want to derive
        ::canvas::CanvasCustomSpriteBase directly from
        ::canvas::Sprite (because derivees of
        ::canvas::CanvasCustomSpriteBase have to explicitely forward
        the XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS)
        anyway). Basically, ::canvas::CanvasCustomSpriteBase should
        remain a base class that provides implementation, not to
        enforce any specific interface on its derivees.
     */
    class CanvasCustomSpriteSpriteBase_Base : public ::canvas::BaseMutexHelper< CanvasCustomSpriteBase_Base >,
                                                 public Sprite
    {
    };

    typedef ::canvas::CanvasCustomSpriteBase< CanvasCustomSpriteSpriteBase_Base,
                                              SpriteHelper,
                                              CanvasHelper,
                                              ::osl::MutexGuard,
                                              ::cppu::OWeakObject >                     CanvasCustomSpriteBaseT;

    /* Definition of CanvasCustomSprite class */

    class CanvasCustomSprite : public CanvasCustomSpriteBaseT,
                               public RepaintTarget,
                               public SurfaceProvider
    {
    public:
        /** Create a custom sprite

            @param rSpriteSize
            Size of the sprite in pixel

            @param rRefDevice
            Associated output device

            @param rSpriteCanvas
            Target canvas

            @param rDevice
            Target DX device
         */
        CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D&   rSpriteSize,
                            const SpriteCanvasRef&                          rRefDevice );

        virtual void SAL_CALL disposing();

        // Forwarding the XComponent implementation to the
        // cppu::ImplHelper templated base
        //                                    Classname           Base doing refcount          Base implementing the XComponent interface
        //                                          |                    |                         |
        //                                          V                    V                         V
        DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasCustomSprite, CanvasCustomSpriteBase_Base, ::cppu::WeakComponentImplHelperBase );

        // 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 );

        // Sprite
        virtual void redraw( ::cairo::Cairo* pCairo,
                 bool bBufferedUpdate ) const;
        virtual void redraw( ::cairo::Cairo* pCairo,
                             const ::basegfx::B2DPoint& rOrigOutputPos,
                             bool bBufferedUpdate ) const;

        // RepaintTarget
        virtual bool repaint( ::cairo::Surface* pSurface,
                  const ::com::sun::star::rendering::ViewState& viewState,
                  const ::com::sun::star::rendering::RenderState&   renderState );

        // SurfaceProvider
        virtual ::cairo::Surface* changeSurface( bool bHasAlpha, bool bCopyContent );

    private:
        /** MUST hold here, too, since CanvasHelper only contains a
            raw pointer (without refcounting)
        */
        SpriteCanvasRef mpSpriteCanvas;
        ::cairo::Surface*       mpBufferSurface;
        ::basegfx::B2ISize      maSize;
    };
}

#endif /* _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX */
<commit_msg>INTEGRATION: CWS changefileheader (1.2.118); FILE MERGED 2008/03/28 16:34:56 rt 172.16.58.3: #i87441# Change license header to LPGL v3.<commit_after>/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: cairo_canvascustomsprite.hxx,v $
 * $Revision: 1.3 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX
#define _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX

#include <cppuhelper/compbase4.hxx>
#include <comphelper/uno3.hxx>

#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/rendering/XCustomSprite.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <com/sun/star/rendering/XPolyPolygon2D.hpp>

#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/vector/b2isize.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>

#include <canvas/base/basemutexhelper.hxx>
#include <canvas/base/canvascustomspritebase.hxx>

#include "cairo_sprite.hxx"
#include "cairo_cairo.hxx"
#include "cairo_canvashelper.hxx"
#include "cairo_repainttarget.hxx"
#include "cairo_spritehelper.hxx"
#include "cairo_spritecanvas.hxx"


namespace cairocanvas
{
    typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XCustomSprite,
                                               ::com::sun::star::rendering::XBitmapCanvas,
                                              ::com::sun::star::rendering::XIntegerBitmap,
                                                ::com::sun::star::lang::XServiceInfo >  CanvasCustomSpriteBase_Base;
    /** Mixin Sprite

        Have to mixin the Sprite interface before deriving from
        ::canvas::CanvasCustomSpriteBase, as this template should
        already implement some of those interface methods.

        The reason why this appears kinda convoluted is the fact that
        we cannot specify non-IDL types as WeakComponentImplHelperN
        template args, and furthermore, don't want to derive
        ::canvas::CanvasCustomSpriteBase directly from
        ::canvas::Sprite (because derivees of
        ::canvas::CanvasCustomSpriteBase have to explicitely forward
        the XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS)
        anyway). Basically, ::canvas::CanvasCustomSpriteBase should
        remain a base class that provides implementation, not to
        enforce any specific interface on its derivees.
     */
    class CanvasCustomSpriteSpriteBase_Base : public ::canvas::BaseMutexHelper< CanvasCustomSpriteBase_Base >,
                                                 public Sprite
    {
    };

    typedef ::canvas::CanvasCustomSpriteBase< CanvasCustomSpriteSpriteBase_Base,
                                              SpriteHelper,
                                              CanvasHelper,
                                              ::osl::MutexGuard,
                                              ::cppu::OWeakObject >                     CanvasCustomSpriteBaseT;

    /* Definition of CanvasCustomSprite class */

    class CanvasCustomSprite : public CanvasCustomSpriteBaseT,
                               public RepaintTarget,
                               public SurfaceProvider
    {
    public:
        /** Create a custom sprite

            @param rSpriteSize
            Size of the sprite in pixel

            @param rRefDevice
            Associated output device

            @param rSpriteCanvas
            Target canvas

            @param rDevice
            Target DX device
         */
        CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D&   rSpriteSize,
                            const SpriteCanvasRef&                          rRefDevice );

        virtual void SAL_CALL disposing();

        // Forwarding the XComponent implementation to the
        // cppu::ImplHelper templated base
        //                                    Classname           Base doing refcount          Base implementing the XComponent interface
        //                                          |                    |                         |
        //                                          V                    V                         V
        DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasCustomSprite, CanvasCustomSpriteBase_Base, ::cppu::WeakComponentImplHelperBase );

        // 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 );

        // Sprite
        virtual void redraw( ::cairo::Cairo* pCairo,
                 bool bBufferedUpdate ) const;
        virtual void redraw( ::cairo::Cairo* pCairo,
                             const ::basegfx::B2DPoint& rOrigOutputPos,
                             bool bBufferedUpdate ) const;

        // RepaintTarget
        virtual bool repaint( ::cairo::Surface* pSurface,
                  const ::com::sun::star::rendering::ViewState& viewState,
                  const ::com::sun::star::rendering::RenderState&   renderState );

        // SurfaceProvider
        virtual ::cairo::Surface* changeSurface( bool bHasAlpha, bool bCopyContent );

    private:
        /** MUST hold here, too, since CanvasHelper only contains a
            raw pointer (without refcounting)
        */
        SpriteCanvasRef mpSpriteCanvas;
        ::cairo::Surface*       mpBufferSurface;
        ::basegfx::B2ISize      maSize;
    };
}

#endif /* _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX */

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