public void _updateSegment()
{
if (m_nextSegmentIndex < 0 || m_nextSegmentIndex >= m_segmentCount)
{
throw new System.IndexOutOfRangeException();
}
m_currentSegmentIndex = m_nextSegmentIndex;
int startVertexIndex = GetStartPointIndex();
m_parent._verifyAllStreams();
com.epl.geometry.AttributeStreamOfInt8 segFlagStream = m_parent.GetSegmentFlagsStreamRef();
int segFlag = com.epl.geometry.SegmentFlags.enumLineSeg;
if (segFlagStream != null)
{
segFlag = (segFlagStream.Read(startVertexIndex) & com.epl.geometry.SegmentFlags.enumSegmentMask);
}
com.epl.geometry.VertexDescription vertexDescr = m_parent.GetDescription();
switch (segFlag)
{
case com.epl.geometry.SegmentFlags.enumLineSeg:
{
if (m_line == null)
{
m_line = new com.epl.geometry.Line();
}
m_currentSegment = (com.epl.geometry.Line)m_line;
break;
}
case com.epl.geometry.SegmentFlags.enumBezierSeg:
{
throw com.epl.geometry.GeometryException.GeometryInternalError();
}
case com.epl.geometry.SegmentFlags.enumArcSeg:
{
// break;
throw com.epl.geometry.GeometryException.GeometryInternalError();
}
default:
{
// break;
throw com.epl.geometry.GeometryException.GeometryInternalError();
}
}
m_currentSegment.AssignVertexDescription(vertexDescr);
int endVertexIndex = GetEndPointIndex();
m_parent.GetXY(startVertexIndex, m_dummyPoint);
m_currentSegment.SetStartXY(m_dummyPoint);
m_parent.GetXY(endVertexIndex, m_dummyPoint);
m_currentSegment.SetEndXY(m_dummyPoint);
for (int i = 1, nattr = vertexDescr.GetAttributeCount(); i < nattr; i++)
{
int semantics = vertexDescr.GetSemantics(i);
int ncomp = com.epl.geometry.VertexDescription.GetComponentCount(semantics);
for (int ord = 0; ord < ncomp; ord++)
{
double vs = m_parent.GetAttributeAsDbl(semantics, startVertexIndex, ord);
m_currentSegment.SetStartAttribute(semantics, ord, vs);
double ve = m_parent.GetAttributeAsDbl(semantics, endVertexIndex, ord);
m_currentSegment.SetEndAttribute(semantics, ord, ve);
}
}
}
