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+/*************************************************************************
+ *
+ * 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: dx_surfacebitmap.hxx,v $
+ * $Revision: 1.2 $
+ *
+ * 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 _DXCANVAS_DXSURFACEBITMAP_HXX
+#define _DXCANVAS_DXSURFACEBITMAP_HXX
+
+#include <canvas/rendering/isurfaceproxy.hxx>
+#include <canvas/rendering/isurfaceproxymanager.hxx>
+#include "dx_ibitmap.hxx"
+#include "dx_canvasfont.hxx" //winstuff
+#include "dx_gdiplususer.hxx"
+#include "dx_rendermodule.hxx"
+
+namespace dxcanvas
+{
+ class DXSurfaceBitmap : public IBitmap
+ {
+ public:
+ DXSurfaceBitmap( const ::basegfx::B2IVector& rSize,
+ const canvas::ISurfaceProxyManagerSharedPtr& rMgr,
+ const IDXRenderModuleSharedPtr& rRenderModule,
+ bool bWithAlpha );
+
+ bool resize( const ::basegfx::B2IVector& rSize );
+ void clear();
+
+ virtual GraphicsSharedPtr getGraphics();
+
+ virtual BitmapSharedPtr getBitmap() const;
+ virtual ::basegfx::B2IVector getSize() const;
+ virtual bool hasAlpha() const;
+
+ COMReference<surface_type> getSurface() const { return mpSurface; }
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ bool draw( const ::basegfx::B2IRange& rArea );
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DRange& rArea,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DPolyPolygon& rClipPoly,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ virtual ::com::sun::star::uno::Sequence< sal_Int8 > getData(
+ ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+ const ::com::sun::star::geometry::IntegerRectangle2D& rect );
+
+ virtual void setData(
+ const ::com::sun::star::uno::Sequence< sal_Int8 >& data,
+ const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+ const ::com::sun::star::geometry::IntegerRectangle2D& rect );
+
+ virtual void setPixel(
+ const ::com::sun::star::uno::Sequence< sal_Int8 >& color,
+ const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+ const ::com::sun::star::geometry::IntegerPoint2D& pos );
+
+ virtual ::com::sun::star::uno::Sequence< sal_Int8 > getPixel(
+ ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
+ const ::com::sun::star::geometry::IntegerPoint2D& pos );
+
+#ifdef DX_DEBUG_IMAGES
+ void imageDebugger();
+#endif
+ private:
+ void init();
+
+ // Refcounted global GDI+ state container
+ GDIPlusUserSharedPtr mpGdiPlusUser;
+
+ // size of this image in pixels [integral unit]
+ ::basegfx::B2IVector maSize;
+
+ // pointer to the rendermodule, needed to create surfaces
+ // which are used as container for the actual pixel data.
+ // generally we could use any kind of storage, but GDI+
+ // is not willing to render antialiased fonts unless we
+ // use this special kind of container, don't ask me why...
+ IDXRenderModuleSharedPtr mpRenderModule;
+
+ // pointer to the surface manager, needed in case clients
+ // want to resize the bitmap.
+ canvas::ISurfaceProxyManagerSharedPtr mpSurfaceManager;
+
+ // access point to the surface proxy which handles
+ // the hardware-dependent rendering stuff.
+ canvas::ISurfaceProxySharedPtr mpSurfaceProxy;
+
+ // container for pixel data, we need to use a directx
+ // surface since GDI+ sucks...
+ COMReference<surface_type> mpSurface;
+
+ // since GDI+ does not work correctly in case we
+ // run on a 16bit display [don't ask me why] we need
+ // to occasionally render to a native GDI+ bitmap.
+ BitmapSharedPtr mpGDIPlusBitmap;
+ // Graphics for the mpGDIPlusBitmap
+ GraphicsSharedPtr mpGraphics;
+
+ // internal implementation of the iColorBuffer interface
+ canvas::IColorBufferSharedPtr mpColorBuffer;
+
+ // indicates wether the associated surface needs
+ // to refresh its contents or not. in other words,
+ // this flag is set iff both representations are
+ // out of sync.
+ mutable bool mbIsSurfaceDirty;
+
+ // true if the bitmap contains an alpha channel
+ bool mbAlpha;
+ };
+
+ typedef ::boost::shared_ptr< DXSurfaceBitmap > DXSurfaceBitmapSharedPtr;
+}
+
+#endif