office-gobmx/canvas/source/cairo/cairo_canvasbitmap.hxx

138 lines
6 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* 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_CANVASBITMAP_HXX
#define _CAIROCANVAS_CANVASBITMAP_HXX
#include <cppuhelper/compbase4.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/rendering/XBitmapCanvas.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <com/sun/star/beans/XFastPropertySet.hpp>
#include <comphelper/uno3.hxx>
#include <basegfx/vector/b2isize.hxx>
#include <boost/shared_ptr.hpp>
#include <canvas/base/integerbitmapbase.hxx>
#include "cairo_cairo.hxx"
#include "cairo_canvashelper.hxx"
#include "cairo_repainttarget.hxx"
#include "cairo_spritecanvas.hxx"
/* Definition of CanvasBitmap class */
namespace cairocanvas
{
typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XBitmapCanvas,
::com::sun::star::rendering::XIntegerBitmap,
::com::sun::star::lang::XServiceInfo,
::com::sun::star::beans::XFastPropertySet > CanvasBitmapBase_Base;
class CanvasBitmapSpriteSurface_Base :
public ::canvas::BaseMutexHelper<CanvasBitmapBase_Base>,
public SurfaceProvider
{
};
typedef ::canvas::IntegerBitmapBase<
CanvasBitmapSpriteSurface_Base,
CanvasHelper,
::osl::MutexGuard,
::cppu::OWeakObject > CanvasBitmap_Base;
class CanvasBitmap : public CanvasBitmap_Base,
public RepaintTarget
{
public:
/** Create a canvas bitmap for the given surface
@param rSize
Size of the bitmap
@param rDevice
Reference device, with which bitmap should be compatible
*/
CanvasBitmap( const ::basegfx::B2ISize& rSize,
const SurfaceProviderRef& rDevice,
::com::sun::star::rendering::XGraphicDevice* pDevice,
bool bHasAlpha );
/// Dispose all internal references
virtual void SAL_CALL disposing();
// Forwarding the XComponent implementation to the
// cppu::ImplHelper templated base
// Classname Base doing refcounting Base implementing the XComponent interface
// | | |
// V V V
DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasBitmap, CanvasBitmapBase_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);
// SurfaceProvider
virtual SurfaceSharedPtr getSurface();
virtual SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
virtual SurfaceSharedPtr createSurface( ::Bitmap& rBitmap );
virtual SurfaceSharedPtr changeSurface( bool bHasAlpha, bool bCopyContent );
virtual OutputDevice* getOutputDevice();
// RepaintTarget
virtual bool repaint( const SurfaceSharedPtr& pSurface,
const ::com::sun::star::rendering::ViewState& viewState,
const ::com::sun::star::rendering::RenderState& renderState );
// XFastPropertySet
// used to retrieve BitmapEx pointer or X Pixmap handles for this bitmap
// handle values have these meanings:
// 0 ... get pointer to BitmapEx
// 1 ... get X pixmap handle to rgb content
// 2 ... get X pitmap handle to alpha mask
// returned any contains either BitmapEx pointer or array of three Any value
// 1st a bool value: true - free the pixmap after used by XFreePixmap, false do nothing, the pixmap is used internally in the canvas
// 2nd the pixmap handle
// 3rd the pixmap depth
virtual ::com::sun::star::uno::Any SAL_CALL getFastPropertyValue(sal_Int32 nHandle) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL setFastPropertyValue(sal_Int32, const ::com::sun::star::uno::Any&) throw (::com::sun::star::uno::RuntimeException) {}
private:
SurfaceProviderRef mpSurfaceProvider;
::cairo::SurfaceSharedPtr mpBufferSurface;
::cairo::CairoSharedPtr mpBufferCairo;
const ::basegfx::B2ISize maSize;
const bool mbHasAlpha;
};
}
#endif /* _CAIROCANVAS_CANVASBITMAP_HXX */