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Diffstat (limited to 'include/canvas/rendering/bitmap.hxx')
| -rw-r--r-- | include/canvas/rendering/bitmap.hxx | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/include/canvas/rendering/bitmap.hxx b/include/canvas/rendering/bitmap.hxx new file mode 100644 index 000000000000..295057bd832b --- /dev/null +++ b/include/canvas/rendering/bitmap.hxx @@ -0,0 +1,314 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_CANVAS_BITMAP_HXX +#define INCLUDED_CANVAS_BITMAP_HXX + +#include <com/sun/star/uno/Reference.hxx> +#include <com/sun/star/rendering/XCanvas.hpp> +#include <com/sun/star/rendering/IntegerBitmapLayout.hpp> +#include <com/sun/star/geometry/IntegerRectangle2D.hpp> +#include <com/sun/star/geometry/IntegerPoint2D.hpp> +#include <canvas/rendering/icolorbuffer.hxx> +#include <canvas/rendering/icachedprimitive.hxx> +#include <canvas/rendering/isurfaceproxymanager.hxx> + +#include <boost/shared_ptr.hpp> +#include <boost/scoped_ptr.hpp> +#include <vector> + +namespace basegfx +{ + class B2IVector; + class B2DPoint; + class B2DHomMatrix; + class B2DPolyPolygon; +} + +namespace canvas +{ + class ImplBitmap; + + /** Bitmap class, with XCanvas-like render interface. + + This class provides a bitmap, that can be rendered into, + with an interface compatible to XCanvas. Furthermore, the + bitmaps held here can optionally be backed by (possibly + hw-accelerated) textures. + */ + class Bitmap + { + public: + /** Create bitmap with given size + + @param rSize + Size of the bitmap, in pixel + + @param rMgr + SurfaceProxyManager, to use for HW acceleration + + @param bWithAlpha + When true, the created bitmap will have an alpha channel, + false otherwise + */ + Bitmap( const ::basegfx::B2IVector& rSize, + const ISurfaceProxyManagerSharedPtr& rMgr, + bool bWithAlpha ); + ~Bitmap(); + + /// Query whether this bitmap contains alpha channel information + bool hasAlpha() const; + + /// Query size of the bitmap in pixel + ::basegfx::B2IVector getSize() const; + + ::com::sun::star::uno::Sequence< sal_Int8 > getData( + ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, + const ::com::sun::star::geometry::IntegerRectangle2D& rect ); + + 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 ); + + 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 ); + + ::com::sun::star::uno::Sequence< sal_Int8 > getPixel( + ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, + const ::com::sun::star::geometry::IntegerPoint2D& pos ); + + /** Render the bitmap content to associated + SurfaceProxyManager's screen. + + @param fAlpha + Overall alpha for content + + @param rPos + Output position + + @param rTransform + Output transformation (does not affect output position) + */ + bool draw( double fAlpha, + const ::basegfx::B2DPoint& rPos, + const ::basegfx::B2DHomMatrix& rTransform ); + + /** Render the bitmap content to associated + SurfaceProxyManager's screen. + + @param fAlpha + Overall alpha for content + + @param rPos + Output position + + @param rArea + Subset of the surface to render. Coordinate system are + surface area pixel, given area will be clipped to the + surface bounds. + + @param rTransform + Output transformation (does not affect output position) + */ + bool draw( double fAlpha, + const ::basegfx::B2DPoint& rPos, + const ::basegfx::B2DRange& rArea, + const ::basegfx::B2DHomMatrix& rTransform ); + + /** Render the bitmap content to associated + SurfaceProxyManager's screen. + + @param fAlpha + Overall alpha for content + + @param rPos + Output position + + @param rClipPoly + Clip polygon for the surface. The clip polygon is also + subject to the output transformation. + + @param rTransform + Output transformation (does not affect output position) + */ + bool draw( double fAlpha, + const ::basegfx::B2DPoint& rPos, + const ::basegfx::B2DPolyPolygon& rClipPoly, + const ::basegfx::B2DHomMatrix& rTransform ); + + /** Clear whole bitmap with given color. + + This method sets every single pixel of the bitmap to the + specified color value. + */ + void clear( const ::com::sun::star::uno::Sequence< double >& color ); + + void fillB2DPolyPolygon( + const ::basegfx::B2DPolyPolygon& rPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + + + // High-level drawing operations (from the XCanvas interface) + // ========================================================== + + /// See XCanvas interface + void drawPoint( const ::com::sun::star::geometry::RealPoint2D& aPoint, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /// See XCanvas interface + void drawLine( const ::com::sun::star::geometry::RealPoint2D& aStartPoint, + const ::com::sun::star::geometry::RealPoint2D& aEndPoint, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /// See XCanvas interface + void drawBezier( const ::com::sun::star::geometry::RealBezierSegment2D& aBezierSegment, + const ::com::sun::star::geometry::RealPoint2D& aEndPoint, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /// See XCanvas interface + ICachedPrimitiveSharedPtr drawPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + + /// See XCanvas interface + ICachedPrimitiveSharedPtr strokePolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState, + const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); + /** See XCanvas interface + + @param textureAnnotations + Vector of shared pointers to bitmap textures, + <em>corresponding</em> in indices to the textures + sequence. This is to decouple this interface from the + client's XBitmap-implementation class. + */ + ICachedPrimitiveSharedPtr strokeTexturedPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::rendering::Texture >& textures, + const ::std::vector< ::boost::shared_ptr<Bitmap> >& textureAnnotations, + const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); + /** See XCanvas interface + + @param textureAnnotations + Vector of shared pointers to bitmap textures, + <em>corresponding</em> in indices to the textures + sequence. This is to decouple this interface from the + client's XBitmap-implementation class. + */ + ICachedPrimitiveSharedPtr strokeTextureMappedPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::rendering::Texture >& textures, + const ::std::vector< ::boost::shared_ptr<Bitmap> >& textureAnnotations, + const ::com::sun::star::uno::Reference< + ::com::sun::star::geometry::XMapping2D >& xMapping, + const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes ); + /// See XCanvas interface + ICachedPrimitiveSharedPtr fillPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /** See XCanvas interface + + @param textureAnnotations + Vector of shared pointers to bitmap textures, + <em>corresponding</em> in indices to the textures + sequence. This is to decouple this interface from the + client's XBitmap-implementation class. + */ + ICachedPrimitiveSharedPtr fillTexturedPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::rendering::Texture >& textures, + const ::std::vector< ::boost::shared_ptr<Bitmap> >& textureAnnotations ); + /** See XCanvas interface + + @param textureAnnotations + Vector of shared pointers to bitmap textures, + <em>corresponding</em> in indices to the textures + sequence. This is to decouple this interface from the + client's XBitmap-implementation class. + */ + ICachedPrimitiveSharedPtr fillTextureMappedPolyPolygon( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::rendering::Texture >& textures, + const ::std::vector< ::boost::shared_ptr<Bitmap> >& textureAnnotations, + const ::com::sun::star::uno::Reference< + ::com::sun::star::geometry::XMapping2D >& xMapping ); + + /// See XCanvas interface + ICachedPrimitiveSharedPtr drawBitmap( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XBitmap >& xBitmap, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /// See XCanvas interface + ICachedPrimitiveSharedPtr drawBitmap( + const ::boost::shared_ptr<Bitmap>& rImage, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + + /// See XCanvas interface + ICachedPrimitiveSharedPtr drawBitmapModulated( + const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XBitmap >& xBitmap, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + /// See XCanvas interface + ICachedPrimitiveSharedPtr drawBitmapModulated( + const ::boost::shared_ptr<Bitmap>& rImage, + const ::com::sun::star::rendering::ViewState& viewState, + const ::com::sun::star::rendering::RenderState& renderState ); + + private: + friend class ImplBitmap; + + const ::boost::scoped_ptr< ImplBitmap > mpImpl; + }; + + typedef ::boost::shared_ptr< Bitmap > BitmapSharedPtr; +} + +#endif /* INCLUDED_CANVAS_BITMAP_HXX */ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |