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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_svx.hxx"
30 
31 #include <svx/sdr/contact/viewobjectcontactofmasterpagedescriptor.hxx>
32 #include <svx/sdr/contact/viewcontactofmasterpagedescriptor.hxx>
33 #include <svx/sdr/contact/displayinfo.hxx>
34 #include <svx/sdr/contact/objectcontact.hxx>
35 #include <svx/svdpagv.hxx>
36 #include <svx/svdview.hxx>
37 #include <svx/svdpage.hxx>
38 #include <drawinglayer/primitive2d/maskprimitive2d.hxx>
39 #include <basegfx/polygon/b2dpolygontools.hxx>
40 #include <basegfx/polygon/b2dpolygon.hxx>
41 
42 //////////////////////////////////////////////////////////////////////////////
43 
44 namespace sdr
45 {
46 	namespace contact
47 	{
48 		ViewObjectContactOfMasterPageDescriptor::ViewObjectContactOfMasterPageDescriptor(ObjectContact& rObjectContact, ViewContact& rViewContact)
49 		:	ViewObjectContact(rObjectContact, rViewContact)
50 		{
51 		}
52 
53 		ViewObjectContactOfMasterPageDescriptor::~ViewObjectContactOfMasterPageDescriptor()
54 		{
55 		}
56 
57 		sdr::MasterPageDescriptor& ViewObjectContactOfMasterPageDescriptor::GetMasterPageDescriptor() const
58 		{
59 			return static_cast< ViewContactOfMasterPageDescriptor& >(GetViewContact()).GetMasterPageDescriptor();
60 		}
61 
62 		bool ViewObjectContactOfMasterPageDescriptor::isPrimitiveVisible(const DisplayInfo& rDisplayInfo) const
63 		{
64 			if(rDisplayInfo.GetControlLayerProcessingActive())
65 			{
66 				return false;
67 			}
68 
69 			if(!rDisplayInfo.GetPageProcessingActive())
70 			{
71 				return false;
72 			}
73 
74 			return true;
75 		}
76 
77 		drawinglayer::primitive2d::Primitive2DSequence ViewObjectContactOfMasterPageDescriptor::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
78 		{
79 			drawinglayer::primitive2d::Primitive2DSequence xRetval;
80 			drawinglayer::primitive2d::Primitive2DSequence xMasterPageSequence;
81 			const sdr::MasterPageDescriptor& rDescriptor = GetMasterPageDescriptor();
82 
83 			// used range (retval) is fixed here, it's the MasterPage fill range
84 			const SdrPage& rOwnerPage = rDescriptor.GetOwnerPage();
85 			const basegfx::B2DRange aPageFillRange(
86 				rOwnerPage.GetLftBorder(), rOwnerPage.GetUppBorder(),
87 				rOwnerPage.GetWdt() - rOwnerPage.GetRgtBorder(), rOwnerPage.GetHgt() - rOwnerPage.GetLwrBorder());
88 
89 			// Modify DisplayInfo for MasterPageContent collection; remember original layers and
90 			// set combined LayerSet; set MasterPagePaint flag
91 			const SetOfByte aRememberedLayers(rDisplayInfo.GetProcessLayers());
92 			SetOfByte aPreprocessedLayers(aRememberedLayers);
93 			aPreprocessedLayers &= rDescriptor.GetVisibleLayers();
94 			rDisplayInfo.SetProcessLayers(aPreprocessedLayers);
95 			rDisplayInfo.SetSubContentActive(true);
96 
97             // check layer visibility (traditionally was member of layer 1)
98 			if(aPreprocessedLayers.IsSet(1))
99             {
100 				// hide PageBackground for special DrawModes; historical reasons
101 				if(!GetObjectContact().isDrawModeGray() && !GetObjectContact().isDrawModeHighContrast())
102                 {
103 					// if visible, create the default background primitive sequence
104 					xRetval = static_cast< ViewContactOfMasterPageDescriptor& >(GetViewContact()).getViewIndependentPrimitive2DSequence();
105                 }
106             }
107 
108 			// hide MasterPage content? Test self here for hierarchy
109 			if(isPrimitiveVisible(rDisplayInfo))
110 			{
111 				// get the VOC of the Master-SdrPage and get it's object hierarchy
112 				ViewContact& rViewContactOfMasterPage(rDescriptor.GetUsedPage().GetViewContact());
113 				ViewObjectContact& rVOCOfMasterPage(rViewContactOfMasterPage.GetViewObjectContact(GetObjectContact()));
114 
115 				xMasterPageSequence = rVOCOfMasterPage.getPrimitive2DSequenceHierarchy(rDisplayInfo);
116 			}
117 
118 			// reset DisplayInfo changes for MasterPage paint
119 			rDisplayInfo.SetProcessLayers(aRememberedLayers);
120 			rDisplayInfo.SetSubContentActive(false);
121 
122 			if(xMasterPageSequence.hasElements())
123 			{
124 				// get range of MasterPage sub hierarchy
125 				const drawinglayer::geometry::ViewInformation2D& rViewInformation2D(GetObjectContact().getViewInformation2D());
126 				const basegfx::B2DRange aSubHierarchyRange(drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence(xMasterPageSequence, rViewInformation2D));
127 
128 				if(aPageFillRange.isInside(aSubHierarchyRange))
129 				{
130 					// completely inside, just render MasterPage content. Add to target
131 					drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xRetval, xMasterPageSequence);
132 				}
133 				else if(aPageFillRange.overlaps(aSubHierarchyRange))
134 				{
135 					// overlapping, compute common area
136 					basegfx::B2DRange aCommonArea(aPageFillRange);
137 					aCommonArea.intersect(aSubHierarchyRange);
138 
139 					// need to create a clip primitive, add clipped list to target
140 					const drawinglayer::primitive2d::Primitive2DReference xReference(new drawinglayer::primitive2d::MaskPrimitive2D(
141 						basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aCommonArea)), xMasterPageSequence));
142 					drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(xRetval, xReference);
143 				}
144 			}
145 
146 			// return grouped primitive
147 			return xRetval;
148 		}
149 	} // end of namespace contact
150 } // end of namespace sdr
151 
152 //////////////////////////////////////////////////////////////////////////////
153 // eof
154