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Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive2d/embedded3dprimitive2d.hxx')
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1 files changed, 129 insertions, 0 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive2d/embedded3dprimitive2d.hxx b/drawinglayer/inc/drawinglayer/primitive2d/embedded3dprimitive2d.hxx new file mode 100644 index 000000000000..d651af24047d --- /dev/null +++ b/drawinglayer/inc/drawinglayer/primitive2d/embedded3dprimitive2d.hxx @@ -0,0 +1,129 @@ +/************************************************************************* + * + * 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_EMBEDDED3DPRIMITIVE2D_HXX +#define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_EMBEDDED3DPRIMITIVE2D_HXX + +#include <drawinglayer/primitive2d/baseprimitive2d.hxx> +#include <drawinglayer/primitive3d/baseprimitive3d.hxx> +#include <drawinglayer/geometry/viewinformation3d.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> + +////////////////////////////////////////////////////////////////////////////// +// Embedded3DPrimitive2D class + +namespace drawinglayer +{ + namespace primitive2d + { + /** Embedded3DPrimitive2D class + + This is a helper primitive which allows embedding of single 3D + primitives to the 2D primitive logic. It will get the scene it's + involved and thus the 3D transformation. With this information it + is able to provide 2D range data for a 3D primitive. + + This primitive will not be visualized and decomposes to a yellow + 2D rectangle to visualize that this should never be visualized + */ + class Embedded3DPrimitive2D : public BufferedDecompositionPrimitive2D + { + private: + /// the sequence of 3d primitives + primitive3d::Primitive3DSequence mxChildren3D; + + /// the 2D scene object transformation + basegfx::B2DHomMatrix maObjectTransformation; + + /// the 3D transformations + geometry::ViewInformation3D maViewInformation3D; + + /** if the embedded 3D primitives contain shadow, these parameters are needed + to extract the shadow wich is a sequence od 2D primitives and may expand + the 2D range. Since every single 3D object in a scene may individually + have shadow or not, these values need to be provided and prepared. The shadow + distance itself (a 2D transformation) is part of the 3D shadow definition + */ + basegfx::B3DVector maLightNormal; + double mfShadowSlant; + basegfx::B3DRange maScene3DRange; + + /// the primitiveSequence for on-demand created shadow primitives (see mbShadow3DChecked) + Primitive2DSequence maShadowPrimitives; + + /// #i96669# add simple range buffering for this primitive + basegfx::B2DRange maB2DRange; + + /// bitfield + /** flag if given 3D geometry is already cheched for shadow definitions and 2d shadows + are created in maShadowPrimitives + */ + unsigned mbShadow3DChecked : 1; + + /// private helpers + bool impGetShadow3D(const geometry::ViewInformation2D& rViewInformation) const; + + protected: + /// local decomposition. + virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; + + public: + /// constructor + Embedded3DPrimitive2D( + const primitive3d::Primitive3DSequence& rxChildren3D, + const basegfx::B2DHomMatrix& rObjectTransformation, + const geometry::ViewInformation3D& rViewInformation3D, + const basegfx::B3DVector& rLightNormal, + double fShadowSlant, + const basegfx::B3DRange& rScene3DRange); + + /// data read access + const primitive3d::Primitive3DSequence& getChildren3D() const { return mxChildren3D; } + const basegfx::B2DHomMatrix& getObjectTransformation() const { return maObjectTransformation; } + const geometry::ViewInformation3D& getViewInformation3D() const { return maViewInformation3D; } + const basegfx::B3DVector& getLightNormal() const { return maLightNormal; } + double getShadowSlant() const { return mfShadowSlant; } + const basegfx::B3DRange& getScene3DRange() const { return maScene3DRange; } + + /// compare operator + virtual bool operator==(const BasePrimitive2D& rPrimitive) const; + + /// get range + virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const; + + /// provide unique ID + DeclPrimitrive2DIDBlock() + }; + } // end of namespace primitive2d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// + +#endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_EMBEDDED3DPRIMITIVE2D_HXX + +////////////////////////////////////////////////////////////////////////////// +// eof |