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21 
22 
23 
24 #ifndef _BGFX_VECTOR_B2ENUMS_HXX
25 #define _BGFX_VECTOR_B2ENUMS_HXX
26 
27 #include <sal/types.h>
28 
29 namespace basegfx
30 {
31 	/**	Descriptor for the mathematical orientations of two 2D Vectors
32 	*/
33 	enum B2VectorOrientation
34 	{
35 		/// mathematically positive oriented
36 		ORIENTATION_POSITIVE = 0,
37 
38 		/// mathematically negative oriented
39 		ORIENTATION_NEGATIVE,
40 
41 		/// mathematically neutral, thus parallel
42 		ORIENTATION_NEUTRAL
43 	};
44 
45 	/**	Descriptor for the mathematical continuity of two 2D Vectors
46 	*/
47 	enum B2VectorContinuity
48 	{
49 		/// none
50 		CONTINUITY_NONE = 0,
51 
52 		/// mathematically negative oriented
53 		CONTINUITY_C1,
54 
55 		/// mathematically neutral, thus parallel
56 		CONTINUITY_C2
57 	};
58 
59 	/**	Descriptor for possible line joins between two line segments
60 	*/
61 	enum B2DLineJoin
62 	{
63 		B2DLINEJOIN_NONE,		// no rounding
64 		B2DLINEJOIN_MIDDLE,		// calc middle value between joints
65 		B2DLINEJOIN_BEVEL,		// join edges with line
66 		B2DLINEJOIN_MITER,		// extend till cut
67 		B2DLINEJOIN_ROUND		// create arc
68 	};
69 
70 } // end of namespace basegfx
71 
72 #endif /* _BGFX_VECTOR_B2ENUMS_HXX */
73