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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_svx.hxx"
26 
27 #include <svx/sdr/contact/viewobjectcontactofgroup.hxx>
28 #include <svx/sdr/contact/displayinfo.hxx>
29 #include <svx/sdr/contact/objectcontact.hxx>
30 #include <basegfx/numeric/ftools.hxx>
31 #include <drawinglayer/primitive2d/groupprimitive2d.hxx>
32 #include <basegfx/tools/canvastools.hxx>
33 #include <svx/sdr/contact/viewcontact.hxx>
34 
35 //////////////////////////////////////////////////////////////////////////////
36 
37 using namespace com::sun::star;
38 
39 //////////////////////////////////////////////////////////////////////////////
40 
41 namespace sdr
42 {
43 	namespace contact
44 	{
ViewObjectContactOfGroup(ObjectContact & rObjectContact,ViewContact & rViewContact)45 		ViewObjectContactOfGroup::ViewObjectContactOfGroup(ObjectContact& rObjectContact, ViewContact& rViewContact)
46 		:	ViewObjectContactOfSdrObj(rObjectContact, rViewContact)
47 		{
48 		}
49 
~ViewObjectContactOfGroup()50 		ViewObjectContactOfGroup::~ViewObjectContactOfGroup()
51 		{
52 		}
53 
getPrimitive2DSequenceHierarchy(DisplayInfo & rDisplayInfo) const54 		drawinglayer::primitive2d::Primitive2DSequence ViewObjectContactOfGroup::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
55 		{
56 			drawinglayer::primitive2d::Primitive2DSequence xRetval;
57 
58 			// check model-view visibility
59 			if(isPrimitiveVisible(rDisplayInfo))
60 			{
61 				const sal_uInt32 nSubHierarchyCount(GetViewContact().GetObjectCount());
62 
63 				if(nSubHierarchyCount)
64 				{
65 					const sal_Bool bDoGhostedDisplaying(
66 						GetObjectContact().DoVisualizeEnteredGroup()
67 						&& !GetObjectContact().isOutputToPrinter()
68 						&& GetObjectContact().getActiveViewContact() == &GetViewContact());
69 
70 					if(bDoGhostedDisplaying)
71 					{
72 						rDisplayInfo.ClearGhostedDrawMode();
73 					}
74 
75 					// create object hierarchy
76 					xRetval = getPrimitive2DSequenceSubHierarchy(rDisplayInfo);
77 
78 					if(xRetval.hasElements())
79 					{
80 						// get ranges
81 						const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
82 						const ::basegfx::B2DRange aObjectRange(drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xRetval, rViewInformation2D));
83 						const basegfx::B2DRange aViewRange(rViewInformation2D.getViewport());
84 
85 						// check geometrical visibility
86 						if(!aViewRange.isEmpty() && !aViewRange.overlaps(aObjectRange))
87 						{
88 							// not visible, release
89 							xRetval.realloc(0);
90 						}
91 					}
92 
93 					if(bDoGhostedDisplaying)
94 					{
95 						rDisplayInfo.SetGhostedDrawMode();
96 					}
97 				}
98 				else
99 				{
100 					// draw replacement object for group. This will use ViewContactOfGroup::createViewIndependentPrimitive2DSequence
101 					// which creates the replacement primitives for an empty group
102 					xRetval = ViewObjectContactOfSdrObj::getPrimitive2DSequenceHierarchy(rDisplayInfo);
103 				}
104 			}
105 			return xRetval;
106 		}
107 	} // end of namespace contact
108 } // end of namespace sdr
109 
110 //////////////////////////////////////////////////////////////////////////////
111 // eof
112