/// <summary>
/// Adds a segment to the chain.
/// </summary>
/// <param name="segment">The segment to add</param>
/// <param name="label">The label of the segment</param>
/// <returns>true, if the segment was added, false otherwise</returns>
public bool InsertSegment(Segment segment, SegmentLabel label)
{
if (checkSegment(segment))
{
internalInsertSegment(segment, label);
return(true);
}
return(false);
}
/// <summary>
/// Replaces the label associated with segment having specified index in the chain.
/// </summary>
/// <param name="index">The index of segment in the chain</param>
/// <param name="newValue">Instance of label</param>
public void ReplaceLabel(int index, SegmentLabel newValue)
{
if (index > 0 || index < _labels.Count)
{
_labels[index] = newValue;
}
else
{
throw new ArgumentOutOfRangeException("The index should not be negative and smaller than the size of the collection", "index");
}
}
private void internalInsertSegment(Segment segment, SegmentLabel tag)
{
segment = (Segment)segment.Clone();
_boundingRectangle.Join(segment.V1);
_boundingRectangle.Join(segment.V2);
if (_segments.Count > 0)
{
if (segment.V2.ExactEquals(_segments[0].V1))
{
_segments.Insert(0, segment);
_labels.Insert(0, tag);
return;
}
}
_segments.Add(segment);
_labels.Add(tag);
}
/// <summary>
/// Initializes a new instance of <see cref="MonotoneChain"/>.
/// </summary>
/// <param name="segment">An initial segment</param>
/// <param name="tag">A label of initial segment</param>
public MonotoneChain(Segment segment, SegmentLabel tag)
{
_orientation = GetSegmentOrientation(segment);
internalInsertSegment(segment, tag);
}
private void internalInsertSegment(Segment segment, SegmentLabel tag)
{
segment = (Segment)segment.Clone();
_boundingRectangle.Join(segment.V1);
_boundingRectangle.Join(segment.V2);
if (_segments.Count > 0)
{
if (segment.V2.ExactEquals(_segments[0].V1))
{
_segments.Insert(0, segment);
_labels.Insert(0, tag);
return;
}
}
_segments.Add(segment);
_labels.Add(tag);
}
/// <summary>
/// Initializes a new instance of <see cref="MonotoneChain"/>.
/// </summary>
/// <param name="segment">An initial segment</param>
/// <param name="tag">A label of initial segment</param>
public MonotoneChain(Segment segment, SegmentLabel tag)
{
_orientation = GetSegmentOrientation(segment);
internalInsertSegment(segment, tag);
}
/// <summary>
/// Replaces the label associated with segment having specified index in the chain.
/// </summary>
/// <param name="index">The index of segment in the chain</param>
/// <param name="newValue">Instance of label</param>
public void ReplaceLabel(int index, SegmentLabel newValue)
{
if (index > 0 || index < _labels.Count)
_labels[index] = newValue;
else
throw new ArgumentOutOfRangeException("The index should not be negative and smaller than the size of the collection", "index");
}
/// <summary>
/// Adds a segment to the chain.
/// </summary>
/// <param name="segment">The segment to add</param>
/// <param name="label">The label of the segment</param>
/// <returns>true, if the segment was added, false otherwise</returns>
public bool InsertSegment(Segment segment, SegmentLabel label)
{
if (checkSegment(segment))
{
internalInsertSegment(segment, label);
return true;
}
return false;
}