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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/processor3d/geometry2dextractor.hxx>
28 #include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
29 #include <drawinglayer/primitive3d/transformprimitive3d.hxx>
30 #include <drawinglayer/primitive3d/modifiedcolorprimitive3d.hxx>
31 #include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
32 #include <basegfx/polygon/b2dpolygontools.hxx>
33 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
34 #include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx>
35 #include <basegfx/polygon/b2dpolypolygontools.hxx>
36 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
37 #include <drawinglayer/primitive3d/textureprimitive3d.hxx>
38 
39 //////////////////////////////////////////////////////////////////////////////
40 
41 using namespace com::sun::star;
42 
43 //////////////////////////////////////////////////////////////////////////////
44 
45 namespace drawinglayer
46 {
47 	namespace processor3d
48 	{
49 		// as tooling, the process() implementation takes over API handling and calls this
50 		// virtual render method when the primitive implementation is BasePrimitive3D-based.
processBasePrimitive3D(const primitive3d::BasePrimitive3D & rCandidate)51 		void Geometry2DExtractingProcessor::processBasePrimitive3D(const primitive3d::BasePrimitive3D& rCandidate)
52 		{
53 			// it is a BasePrimitive3D implementation, use getPrimitive3DID() call for switch
54 			switch(rCandidate.getPrimitive3DID())
55 			{
56 				case PRIMITIVE3D_ID_TRANSFORMPRIMITIVE3D :
57 				{
58 					// transform group. Remember current transformations
59 					const primitive3d::TransformPrimitive3D& rPrimitive = static_cast< const primitive3d::TransformPrimitive3D& >(rCandidate);
60 					const geometry::ViewInformation3D aLastViewInformation3D(getViewInformation3D());
61 
62 					// create new transformation; add new object transform from right side
63 					const geometry::ViewInformation3D aNewViewInformation3D(
64 						aLastViewInformation3D.getObjectTransformation() * rPrimitive.getTransformation(),
65 						aLastViewInformation3D.getOrientation(),
66 						aLastViewInformation3D.getProjection(),
67 						aLastViewInformation3D.getDeviceToView(),
68 						aLastViewInformation3D.getViewTime(),
69 						aLastViewInformation3D.getExtendedInformationSequence());
70 					updateViewInformation(aNewViewInformation3D);
71 
72 					// let break down recursively
73 					process(rPrimitive.getChildren());
74 
75 					// restore transformations
76 					updateViewInformation(aLastViewInformation3D);
77 					break;
78 				}
79 				case PRIMITIVE3D_ID_MODIFIEDCOLORPRIMITIVE3D :
80 				{
81 					// ModifiedColorPrimitive3D; push, process and pop
82 					const primitive3d::ModifiedColorPrimitive3D& rModifiedCandidate = static_cast< const primitive3d::ModifiedColorPrimitive3D& >(rCandidate);
83 					const primitive3d::Primitive3DSequence& rSubSequence = rModifiedCandidate.getChildren();
84 
85 					if(rSubSequence.hasElements())
86 					{
87 						maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
88 						process(rModifiedCandidate.getChildren());
89 						maBColorModifierStack.pop();
90 					}
91 					break;
92 				}
93 				case PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D :
94 				{
95 					// PolygonHairlinePrimitive3D
96 					const primitive3d::PolygonHairlinePrimitive3D& rPrimitive = static_cast< const primitive3d::PolygonHairlinePrimitive3D& >(rCandidate);
97 					basegfx::B2DPolygon a2DHairline(basegfx::tools::createB2DPolygonFromB3DPolygon(rPrimitive.getB3DPolygon(), getViewInformation3D().getObjectToView()));
98 
99 					if(a2DHairline.count())
100 					{
101 						a2DHairline.transform(getObjectTransformation());
102 						const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getBColor()));
103 						const primitive2d::Primitive2DReference xRef(new primitive2d::PolygonHairlinePrimitive2D(a2DHairline, aModifiedColor));
104 						primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
105 					}
106 					break;
107 				}
108 				case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D :
109 				{
110 					// PolyPolygonMaterialPrimitive3D
111 					const primitive3d::PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const primitive3d::PolyPolygonMaterialPrimitive3D& >(rCandidate);
112 					basegfx::B2DPolyPolygon a2DFill(basegfx::tools::createB2DPolyPolygonFromB3DPolyPolygon(rPrimitive.getB3DPolyPolygon(), getViewInformation3D().getObjectToView()));
113 
114 					if(a2DFill.count())
115 					{
116 						a2DFill.transform(getObjectTransformation());
117 						const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(rPrimitive.getMaterial().getColor()));
118 						const primitive2d::Primitive2DReference xRef(new primitive2d::PolyPolygonColorPrimitive2D(a2DFill, aModifiedColor));
119 						primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(maPrimitive2DSequence, xRef);
120 					}
121 					break;
122 				}
123 				case PRIMITIVE3D_ID_GRADIENTTEXTUREPRIMITIVE3D :
124 				case PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D :
125 				case PRIMITIVE3D_ID_BITMAPTEXTUREPRIMITIVE3D :
126 				case PRIMITIVE3D_ID_TRANSPARENCETEXTUREPRIMITIVE3D :
127 				case PRIMITIVE3D_ID_UNIFIEDTRANSPARENCETEXTUREPRIMITIVE3D :
128 				{
129 					// TexturePrimitive3D: Process children, do not try to decompose
130 					const primitive3d::TexturePrimitive3D& rTexturePrimitive = static_cast< const primitive3d::TexturePrimitive3D& >(rCandidate);
131 					const primitive3d::Primitive3DSequence aChildren(rTexturePrimitive.getChildren());
132 
133 					if(aChildren.hasElements())
134 					{
135 						process(aChildren);
136 					}
137 					break;
138 				}
139 				case PRIMITIVE3D_ID_SHADOWPRIMITIVE3D :
140 				{
141 					// accept but ignore labels and shadow; these should be extracted separately
142 					break;
143 				}
144 				default :
145 				{
146 					// process recursively
147 					process(rCandidate.get3DDecomposition(getViewInformation3D()));
148 					break;
149 				}
150 			}
151 		}
152 
Geometry2DExtractingProcessor(const geometry::ViewInformation3D & rViewInformation,const basegfx::B2DHomMatrix & rObjectTransformation)153 		Geometry2DExtractingProcessor::Geometry2DExtractingProcessor(
154 			const geometry::ViewInformation3D& rViewInformation,
155 			const basegfx::B2DHomMatrix& rObjectTransformation)
156 		:	BaseProcessor3D(rViewInformation),
157 			maPrimitive2DSequence(),
158 			maObjectTransformation(rObjectTransformation),
159 			maBColorModifierStack()
160 		{
161 		}
162 	} // end of namespace processor3d
163 } // end of namespace drawinglayer
164 
165 //////////////////////////////////////////////////////////////////////////////
166 // eof
167