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Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive2d/shadowprimitive2d.hxx')
-rw-r--r-- | drawinglayer/inc/drawinglayer/primitive2d/shadowprimitive2d.hxx | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive2d/shadowprimitive2d.hxx b/drawinglayer/inc/drawinglayer/primitive2d/shadowprimitive2d.hxx new file mode 100644 index 000000000000..0ae428a6fc22 --- /dev/null +++ b/drawinglayer/inc/drawinglayer/primitive2d/shadowprimitive2d.hxx @@ -0,0 +1,98 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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 INCLUDED_DRAWINGLAYER_PRIMITIVE2D_SHADOWPRIMITIVE2D_HXX +#define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_SHADOWPRIMITIVE2D_HXX + +#include <drawinglayer/primitive2d/groupprimitive2d.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/color/bcolor.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace primitive2d + { + /** ShadowPrimitive2D class + + This primitive defines a generic shadow geometry construction + for 2D objects. It decomposes to a TransformPrimitive2D embedded + into a ModifiedColorPrimitive2D. + + It's for primtive usage convenience, so that not everyone has + to implement the generic shadow construction by himself. + + The same geometry as sequence of primitives is used as geometry and + as shadow. Since these are RefCounted Uno-Api objects, no extra objects + are needed for the shadow itself; all the local decompositions of the + original geometry can be reused from the renderer for shadow visualisation. + */ + class ShadowPrimitive2D : public GroupPrimitive2D + { + private: + /// the shadow transformation, normally just an offset + basegfx::B2DHomMatrix maShadowTransform; + + /// the shadow color to which all geometry is to be forced + basegfx::BColor maShadowColor; + + public: + /// constructor + ShadowPrimitive2D( + const basegfx::B2DHomMatrix& rShadowTransform, + const basegfx::BColor& rShadowColor, + const Primitive2DSequence& rChildren); + + /// data read access + const basegfx::B2DHomMatrix& getShadowTransform() const { return maShadowTransform; } + const basegfx::BColor& getShadowColor() const { return maShadowColor; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const; + + /// get range + virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const; + + /// create decomposition + virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; + + /// provide unique ID + DeclPrimitrive2DIDBlock() + }; + } // end of namespace primitive2d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// + +#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_SHADOWPRIMITIVE2D_HXX + +////////////////////////////////////////////////////////////////////////////// +// eof + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |