xref: /trunk/main/drawinglayer/source/primitive2d/shadowprimitive2d.cxx (revision 1ecadb572e7010ff3b3382ad9bf179dbc6efadbb)
1 /*************************************************************************
2  *
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * Copyright 2000, 2010 Oracle and/or its affiliates.
6  *
7  * OpenOffice.org - a multi-platform office productivity suite
8  *
9  * This file is part of OpenOffice.org.
10  *
11  * OpenOffice.org is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU Lesser General Public License version 3
13  * only, as published by the Free Software Foundation.
14  *
15  * OpenOffice.org is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Lesser General Public License version 3 for more details
19  * (a copy is included in the LICENSE file that accompanied this code).
20  *
21  * You should have received a copy of the GNU Lesser General Public License
22  * version 3 along with OpenOffice.org.  If not, see
23  * <http://www.openoffice.org/license.html>
24  * for a copy of the LGPLv3 License.
25  *
26  ************************************************************************/
27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_drawinglayer.hxx"
30 
31 #include <drawinglayer/primitive2d/shadowprimitive2d.hxx>
32 #include <basegfx/color/bcolormodifier.hxx>
33 #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
34 #include <drawinglayer/primitive2d/transformprimitive2d.hxx>
35 #include <basegfx/tools/canvastools.hxx>
36 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
37 #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
38 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
39 
40 //////////////////////////////////////////////////////////////////////////////
41 
42 using namespace com::sun::star;
43 
44 //////////////////////////////////////////////////////////////////////////////
45 
46 namespace drawinglayer
47 {
48     namespace primitive2d
49     {
50         ShadowPrimitive2D::ShadowPrimitive2D(
51             const basegfx::B2DHomMatrix& rShadowTransform,
52             const basegfx::BColor& rShadowColor,
53             const Primitive2DSequence& rChildren)
54         :   GroupPrimitive2D(rChildren),
55             maShadowTransform(rShadowTransform),
56             maShadowColor(rShadowColor)
57         {
58         }
59 
60         bool ShadowPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
61         {
62             if(BasePrimitive2D::operator==(rPrimitive))
63             {
64                 const ShadowPrimitive2D& rCompare = static_cast< const ShadowPrimitive2D& >(rPrimitive);
65 
66                 return (getShadowTransform() == rCompare.getShadowTransform()
67                     && getShadowColor() == rCompare.getShadowColor());
68             }
69 
70             return false;
71         }
72 
73         basegfx::B2DRange ShadowPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
74         {
75             basegfx::B2DRange aRetval(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
76             aRetval.transform(getShadowTransform());
77             return aRetval;
78         }
79 
80         Primitive2DSequence ShadowPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
81         {
82             Primitive2DSequence aRetval;
83 
84             if(getChildren().hasElements())
85             {
86                 // create a modifiedColorPrimitive containing the shadow color and the content
87                 const basegfx::BColorModifier aBColorModifier(getShadowColor());
88                 const Primitive2DReference xRefA(new ModifiedColorPrimitive2D(getChildren(), aBColorModifier));
89                 const Primitive2DSequence aSequenceB(&xRefA, 1L);
90 
91                 // build transformed primitiveVector with shadow offset and add to target
92                 const Primitive2DReference xRefB(new TransformPrimitive2D(getShadowTransform(), aSequenceB));
93                 aRetval = Primitive2DSequence(&xRefB, 1L);
94             }
95 
96             return aRetval;
97         }
98 
99         // provide unique ID
100         ImplPrimitrive2DIDBlock(ShadowPrimitive2D, PRIMITIVE2D_ID_SHADOWPRIMITIVE2D)
101 
102     } // end of namespace primitive2d
103 } // end of namespace drawinglayer
104 
105 //////////////////////////////////////////////////////////////////////////////
106 // eof
107