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authorArmin Weiss <aw@openoffice.org>2003-11-10 10:45:52 +0000
committerArmin Weiss <aw@openoffice.org>2003-11-10 10:45:52 +0000
commitff3c6dbe35436fa508356a45b7367d4055cd6387 (patch)
tree5325d2cd5ce67961f59260d70784e083c67bdad7 /basegfx/inc/basegfx/vector
parente7fb8a71b60f4c6e94b4cafbe9d0badf427316e3 (diff)
Some error corrections, some additions to polygon stuff, making PolyPolygonCutter work
Diffstat (limited to 'basegfx/inc/basegfx/vector')
-rw-r--r--basegfx/inc/basegfx/vector/b2dvector.hxx26
1 files changed, 24 insertions, 2 deletions
diff --git a/basegfx/inc/basegfx/vector/b2dvector.hxx b/basegfx/inc/basegfx/vector/b2dvector.hxx
index 8a7127d42ab3..91f25e436b65 100644
--- a/basegfx/inc/basegfx/vector/b2dvector.hxx
+++ b/basegfx/inc/basegfx/vector/b2dvector.hxx
@@ -2,9 +2,9 @@
*
* $RCSfile: b2dvector.hxx,v $
*
- * $Revision: 1.3 $
+ * $Revision: 1.4 $
*
- * last change: $Author: aw $ $Date: 2003-11-06 16:30:26 $
+ * last change: $Author: aw $ $Date: 2003-11-10 11:45:49 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@@ -90,6 +90,20 @@ namespace basegfx
ORIENTATION_NEUTRAL
};
+ /** Descriptor for the mathematical continuity of two 2D Vectors
+ */
+ enum B2DVectorContinuity
+ {
+ /// none
+ CONTINUITY_NONE = 0,
+
+ /// mathematically negative oriented
+ CONTINUITY_C1,
+
+ /// mathematically neutral, thus parallel
+ CONTINUITY_C2
+ };
+
/** Base Point class with two double values
This class derives all operators and common handling for
@@ -244,6 +258,14 @@ namespace basegfx
matrix are disregarded.
*/
B2DVector operator*( const matrix::B2DHomMatrix& rMat, const B2DVector& rVec );
+
+ /** Test continuity between given vectors.
+
+ The two given vectors are assumed to describe control points on a
+ common point. Calculate if there is a continuity between them.
+ */
+ ::basegfx::vector::B2DVectorContinuity getContinuity( const B2DVector& rBackVector, const B2DVector& rForwardVector );
+
} // end of namespace vector
} // end of namespace basegfx