141 lines
5.7 KiB
C++
141 lines
5.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SOURCE_DIRECTX_DX_SURFACEBITMAP_HXX
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#define INCLUDED_SOURCE_DIRECTX_DX_SURFACEBITMAP_HXX
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#include <canvas/rendering/isurfaceproxy.hxx>
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#include <canvas/rendering/isurfaceproxymanager.hxx>
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#include "dx_ibitmap.hxx"
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#include "dx_canvasfont.hxx"
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#include "dx_gdiplususer.hxx"
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#include "dx_rendermodule.hxx"
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namespace dxcanvas
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{
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class DXSurfaceBitmap : public IBitmap
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{
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public:
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DXSurfaceBitmap( const ::basegfx::B2IVector& rSize,
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const canvas::ISurfaceProxyManagerSharedPtr& rMgr,
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const IDXRenderModuleSharedPtr& rRenderModule,
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bool bWithAlpha );
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bool resize( const ::basegfx::B2IVector& rSize );
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void clear();
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virtual GraphicsSharedPtr getGraphics();
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virtual BitmapSharedPtr getBitmap() const;
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virtual ::basegfx::B2IVector getSize() const;
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virtual bool hasAlpha() const;
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COMReference<surface_type> getSurface() const { return mpSurface; }
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bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DHomMatrix& rTransform );
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bool draw( const ::basegfx::B2IRange& rArea );
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bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DRange& rArea,
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const ::basegfx::B2DHomMatrix& rTransform );
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bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DPolyPolygon& rClipPoly,
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const ::basegfx::B2DHomMatrix& rTransform );
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virtual ::com::sun::star::uno::Sequence< sal_Int8 > getData(
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::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerRectangle2D& rect );
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virtual void setData(
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const ::com::sun::star::uno::Sequence< sal_Int8 >& data,
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const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerRectangle2D& rect );
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virtual void setPixel(
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const ::com::sun::star::uno::Sequence< sal_Int8 >& color,
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const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerPoint2D& pos );
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virtual ::com::sun::star::uno::Sequence< sal_Int8 > getPixel(
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::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerPoint2D& pos );
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#ifdef DX_DEBUG_IMAGES
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void imageDebugger();
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#endif
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private:
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void init();
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// Refcounted global GDI+ state container
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GDIPlusUserSharedPtr mpGdiPlusUser;
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// size of this image in pixels [integral unit]
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::basegfx::B2IVector maSize;
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// pointer to the rendermodule, needed to create surfaces
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// which are used as container for the actual pixel data.
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// generally we could use any kind of storage, but GDI+
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// is not willing to render antialiased fonts unless we
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// use this special kind of container, don't ask me why...
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IDXRenderModuleSharedPtr mpRenderModule;
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// pointer to the surface manager, needed in case clients
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// want to resize the bitmap.
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canvas::ISurfaceProxyManagerSharedPtr mpSurfaceManager;
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// access point to the surface proxy which handles
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// the hardware-dependent rendering stuff.
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canvas::ISurfaceProxySharedPtr mpSurfaceProxy;
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// container for pixel data, we need to use a directx
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// surface since GDI+ sucks...
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COMReference<surface_type> mpSurface;
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// since GDI+ does not work correctly in case we
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// run on a 16bit display [don't ask me why] we need
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// to occasionally render to a native GDI+ bitmap.
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BitmapSharedPtr mpGDIPlusBitmap;
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// Graphics for the mpGDIPlusBitmap
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GraphicsSharedPtr mpGraphics;
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// internal implementation of the iColorBuffer interface
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canvas::IColorBufferSharedPtr mpColorBuffer;
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// indicates whether the associated surface needs
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// to refresh its contents or not. in other words,
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// this flag is set iff both representations are
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// out of sync.
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mutable bool mbIsSurfaceDirty;
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// true if the bitmap contains an alpha channel
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bool mbAlpha;
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};
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typedef ::boost::shared_ptr< DXSurfaceBitmap > DXSurfaceBitmapSharedPtr;
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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