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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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10 : : * GNU Lesser General Public License Version 2.1
11 : : * =============================================
12 : : * Copyright 2005 by Sun Microsystems, Inc.
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30 : :
31 : : #ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX
32 : : #define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX
33 : :
34 : : #include <drawinglayer/drawinglayerdllapi.h>
35 : :
36 : : #include <drawinglayer/primitive2d/groupprimitive2d.hxx>
37 : :
38 : : //////////////////////////////////////////////////////////////////////////////
39 : :
40 : : namespace drawinglayer
41 : : {
42 : : namespace primitive2d
43 : : {
44 : : /** UnifiedTransparencePrimitive2D class
45 : :
46 : : This primitive encapsualtes a child hierarchy and defines
47 : : that it shall be visualized with the given transparency. That
48 : : transparency is unique for all contained geometry, so that
49 : : e.g. overlapping polygons in the child geometry will not show
50 : : regions of combined transparency, but be all rendered with the
51 : : defined, single transparency.
52 : : */
53 [ - + ]: 432 : class DRAWINGLAYER_DLLPUBLIC UnifiedTransparencePrimitive2D : public GroupPrimitive2D
54 : : {
55 : : private:
56 : : /// the unified transparence
57 : : double mfTransparence;
58 : :
59 : : public:
60 : : /// constructor
61 : : UnifiedTransparencePrimitive2D(
62 : : const Primitive2DSequence& rChildren,
63 : : double fTransparence);
64 : :
65 : : /// data read access
66 : 1743 : double getTransparence() const { return mfTransparence; }
67 : :
68 : : /// compare operator
69 : : virtual bool operator==(const BasePrimitive2D& rPrimitive) const;
70 : :
71 : : /// own getB2DRange implementation to include transparent geometries to BoundRect calculations
72 : : virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const;
73 : :
74 : : /// create decomposition
75 : : virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
76 : :
77 : : /// provide unique ID
78 : : DeclPrimitrive2DIDBlock()
79 : : };
80 : : } // end of namespace primitive2d
81 : : } // end of namespace drawinglayer
82 : :
83 : : //////////////////////////////////////////////////////////////////////////////
84 : :
85 : : #endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX
86 : :
87 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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