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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_drawinglayer.hxx"
26 
27 #include <drawinglayer/primitive2d/backgroundcolorprimitive2d.hxx>
28 #include <basegfx/polygon/b2dpolygon.hxx>
29 #include <basegfx/polygon/b2dpolygontools.hxx>
30 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
31 #include <basegfx/tools/canvastools.hxx>
32 #include <drawinglayer/geometry/viewinformation2d.hxx>
33 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
34 
35 //////////////////////////////////////////////////////////////////////////////
36 
37 using namespace com::sun::star;
38 
39 //////////////////////////////////////////////////////////////////////////////
40 
41 namespace drawinglayer
42 {
43 	namespace primitive2d
44 	{
create2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const45 		Primitive2DSequence BackgroundColorPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
46 		{
47 			if(!rViewInformation.getViewport().isEmpty())
48 			{
49 				const basegfx::B2DPolygon aOutline(basegfx::tools::createPolygonFromRect(rViewInformation.getViewport()));
50 				const Primitive2DReference xRef(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aOutline), getBColor()));
51 				return Primitive2DSequence(&xRef, 1L);
52 			}
53 			else
54 			{
55 				return Primitive2DSequence();
56 			}
57 		}
58 
BackgroundColorPrimitive2D(const basegfx::BColor & rBColor)59 		BackgroundColorPrimitive2D::BackgroundColorPrimitive2D(
60 			const basegfx::BColor& rBColor)
61 		:	BufferedDecompositionPrimitive2D(),
62 			maBColor(rBColor),
63 			maLastViewport()
64 		{
65 		}
66 
operator ==(const BasePrimitive2D & rPrimitive) const67 		bool BackgroundColorPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
68 		{
69 			if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
70 			{
71 				const BackgroundColorPrimitive2D& rCompare = (BackgroundColorPrimitive2D&)rPrimitive;
72 
73 				return (getBColor() == rCompare.getBColor());
74 			}
75 
76 			return false;
77 		}
78 
getB2DRange(const geometry::ViewInformation2D & rViewInformation) const79 		basegfx::B2DRange BackgroundColorPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
80 		{
81 			// always as big as the view
82 			return rViewInformation.getViewport();
83 		}
84 
get2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const85 		Primitive2DSequence BackgroundColorPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
86 		{
87 			::osl::MutexGuard aGuard( m_aMutex );
88 
89 			if(getBuffered2DDecomposition().hasElements() && (maLastViewport != rViewInformation.getViewport()))
90 			{
91 				// conditions of last local decomposition have changed, delete
92 				const_cast< BackgroundColorPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
93 			}
94 
95 			if(!getBuffered2DDecomposition().hasElements())
96 			{
97 				// remember ViewRange
98 				const_cast< BackgroundColorPrimitive2D* >(this)->maLastViewport = rViewInformation.getViewport();
99 			}
100 
101 			// use parent implementation
102 			return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
103 		}
104 
105 		// provide unique ID
106 		ImplPrimitrive2DIDBlock(BackgroundColorPrimitive2D, PRIMITIVE2D_ID_BACKGROUNDCOLORPRIMITIVE2D)
107 
108 	} // end of namespace primitive2d
109 } // end of namespace drawinglayer
110 
111 //////////////////////////////////////////////////////////////////////////////
112 // eof
113