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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/baseprimitive2d.hxx>
28 #include <drawinglayer/geometry/viewinformation2d.hxx>
29 #include <basegfx/tools/canvastools.hxx>
30 
31 //////////////////////////////////////////////////////////////////////////////
32 
33 using namespace com::sun::star;
34 
35 //////////////////////////////////////////////////////////////////////////////
36 
37 namespace drawinglayer
38 {
39 	namespace primitive2d
40 	{
41 		BasePrimitive2D::BasePrimitive2D()
42 		:	BasePrimitive2DImplBase(m_aMutex)
43 		{
44 		}
45 
46         BasePrimitive2D::~BasePrimitive2D()
47         {
48         }
49 
50 		bool BasePrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
51 		{
52 			return (getPrimitive2DID() == rPrimitive.getPrimitive2DID());
53 		}
54 
55 		basegfx::B2DRange BasePrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
56 		{
57 			return getB2DRangeFromPrimitive2DSequence(get2DDecomposition(rViewInformation), rViewInformation);
58 		}
59 
60 		Primitive2DSequence BasePrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
61 		{
62 			return Primitive2DSequence();
63 		}
64 
65 		Primitive2DSequence SAL_CALL BasePrimitive2D::getDecomposition( const uno::Sequence< beans::PropertyValue >& rViewParameters ) throw ( uno::RuntimeException )
66 		{
67 			const geometry::ViewInformation2D aViewInformation(rViewParameters);
68 			return get2DDecomposition(aViewInformation);
69 		}
70 
71 		com::sun::star::geometry::RealRectangle2D SAL_CALL BasePrimitive2D::getRange( const uno::Sequence< beans::PropertyValue >& rViewParameters ) throw ( uno::RuntimeException )
72 		{
73 			const geometry::ViewInformation2D aViewInformation(rViewParameters);
74 			return basegfx::unotools::rectangle2DFromB2DRectangle(getB2DRange(aViewInformation));
75 		}
76 	} // end of namespace primitive2d
77 } // end of namespace drawinglayer
78 
79 //////////////////////////////////////////////////////////////////////////////
80 
81 namespace drawinglayer
82 {
83 	namespace primitive2d
84 	{
85 		Primitive2DSequence BufferedDecompositionPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
86 		{
87 			return Primitive2DSequence();
88 		}
89 
90 		BufferedDecompositionPrimitive2D::BufferedDecompositionPrimitive2D()
91 		:	BasePrimitive2D(),
92             maBuffered2DDecomposition()
93 		{
94 		}
95 
96 		Primitive2DSequence BufferedDecompositionPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
97 		{
98 			::osl::MutexGuard aGuard( m_aMutex );
99 
100 			if(!getBuffered2DDecomposition().hasElements())
101 			{
102 				const Primitive2DSequence aNewSequence(create2DDecomposition(rViewInformation));
103 				const_cast< BufferedDecompositionPrimitive2D* >(this)->setBuffered2DDecomposition(aNewSequence);
104 			}
105 
106 			return getBuffered2DDecomposition();
107 		}
108 	} // end of namespace primitive2d
109 } // end of namespace drawinglayer
110 
111 //////////////////////////////////////////////////////////////////////////////
112 // tooling
113 
114 namespace drawinglayer
115 {
116 	namespace primitive2d
117 	{
118 		// get B2DRange from a given Primitive2DReference
119 		basegfx::B2DRange getB2DRangeFromPrimitive2DReference(const Primitive2DReference& rCandidate, const geometry::ViewInformation2D& aViewInformation)
120 		{
121 			basegfx::B2DRange aRetval;
122 
123 			if(rCandidate.is())
124 			{
125 				// try to get C++ implementation base
126 				const BasePrimitive2D* pCandidate(dynamic_cast< BasePrimitive2D* >(rCandidate.get()));
127 
128 				if(pCandidate)
129 				{
130 					// use it if possible
131 					aRetval.expand(pCandidate->getB2DRange(aViewInformation));
132 				}
133 				else
134 				{
135 					// use UNO API call instead
136 					const uno::Sequence< beans::PropertyValue >& rViewParameters(aViewInformation.getViewInformationSequence());
137 					aRetval.expand(basegfx::unotools::b2DRectangleFromRealRectangle2D(rCandidate->getRange(rViewParameters)));
138 				}
139 			}
140 
141 			return aRetval;
142 		}
143 
144 		// get B2DRange from a given Primitive2DSequence
145 		basegfx::B2DRange getB2DRangeFromPrimitive2DSequence(const Primitive2DSequence& rCandidate, const geometry::ViewInformation2D& aViewInformation)
146 		{
147 			basegfx::B2DRange aRetval;
148 
149 			if(rCandidate.hasElements())
150 			{
151 				const sal_Int32 nCount(rCandidate.getLength());
152 
153 				for(sal_Int32 a(0L); a < nCount; a++)
154 				{
155 					aRetval.expand(getB2DRangeFromPrimitive2DReference(rCandidate[a], aViewInformation));
156 				}
157 			}
158 
159 			return aRetval;
160 		}
161 
162 		bool arePrimitive2DReferencesEqual(const Primitive2DReference& rxA, const Primitive2DReference& rxB)
163 		{
164 			const sal_Bool bAIs(rxA.is());
165 
166 			if(bAIs != rxB.is())
167 			{
168 				return false;
169 			}
170 
171 			if(!bAIs)
172 			{
173 				return true;
174 			}
175 
176 			const BasePrimitive2D* pA(dynamic_cast< const BasePrimitive2D* >(rxA.get()));
177 			const BasePrimitive2D* pB(dynamic_cast< const BasePrimitive2D* >(rxB.get()));
178 			const bool bAEqualZero(pA == 0L);
179 
180 			if(bAEqualZero != (pB == 0L))
181 			{
182 				return false;
183 			}
184 
185 			if(bAEqualZero)
186 			{
187 				return false;
188 			}
189 
190 			return (pA->operator==(*pB));
191 		}
192 
193 		bool arePrimitive2DSequencesEqual(const Primitive2DSequence& rA, const Primitive2DSequence& rB)
194 		{
195 			const sal_Bool bAHasElements(rA.hasElements());
196 
197 			if(bAHasElements != rB.hasElements())
198 			{
199 				return false;
200 			}
201 
202 			if(!bAHasElements)
203 			{
204 				return true;
205 			}
206 
207 			const sal_Int32 nCount(rA.getLength());
208 
209 			if(nCount != rB.getLength())
210 			{
211 				return false;
212 			}
213 
214 			for(sal_Int32 a(0L); a < nCount; a++)
215 			{
216 				if(!arePrimitive2DReferencesEqual(rA[a], rB[a]))
217 				{
218 					return false;
219 				}
220 			}
221 
222 			return true;
223 		}
224 
225 		// concatenate sequence
226 		void appendPrimitive2DSequenceToPrimitive2DSequence(Primitive2DSequence& rDest, const Primitive2DSequence& rSource)
227 		{
228 			if(rSource.hasElements())
229 			{
230 				if(rDest.hasElements())
231 				{
232 					const sal_Int32 nSourceCount(rSource.getLength());
233 					const sal_Int32 nDestCount(rDest.getLength());
234 					const sal_Int32 nTargetCount(nSourceCount + nDestCount);
235 					sal_Int32 nInsertPos(nDestCount);
236 
237 					rDest.realloc(nTargetCount);
238 
239 					for(sal_Int32 a(0L); a < nSourceCount; a++)
240 					{
241 						if(rSource[a].is())
242 						{
243 							rDest[nInsertPos++] = rSource[a];
244 						}
245 					}
246 
247 					if(nInsertPos != nTargetCount)
248 					{
249 						rDest.realloc(nInsertPos);
250 					}
251 				}
252 				else
253 				{
254 					rDest = rSource;
255 				}
256 			}
257 		}
258 
259 		// concatenate single Primitive2D
260 		void appendPrimitive2DReferenceToPrimitive2DSequence(Primitive2DSequence& rDest, const Primitive2DReference& rSource)
261 		{
262 			if(rSource.is())
263 			{
264 				const sal_Int32 nDestCount(rDest.getLength());
265 				rDest.realloc(nDestCount + 1L);
266 				rDest[nDestCount] = rSource;
267 			}
268 		}
269 
270 	} // end of namespace primitive2d
271 } // end of namespace drawinglayer
272 
273 //////////////////////////////////////////////////////////////////////////////
274 // eof
275