[Geotools-devel] [ geotools-Patch, fixes and other code-556212 ] Updated getLength method for ShapeArc

[<no...@so...>]

Patch, fixes and other code item #556212, was opened at 2002-05-15 15:27
You can respond by visiting: 
http://sourceforge.net/tracker/?func=detail&atid=426285&aid=556212&group_id=4091

Category: None
Group: None
Status: Open
Priority: 5
Submitted By: Bryan Scott (bryanscott)
Assigned to: Nobody/Anonymous (nobody)
Summary: Updated getLength method  for ShapeArc

Initial Comment:
  /***
   * Return the shape length in WORDS.
   *  
   * 
   * ESRI White Paper : Shapefile Technical Description
   * PolyLine 
   * A PolyLine is an ordered set of vertices that
consists of one or
   * more parts. A part is a connected sequence of two
or more points. 
   * Parts may or may not be connected to one another.
Parts may or may 
   * not intersect one another.
   * ......
   * Table 6
   * PolyLine Record Contents
   * Position | Field      | Value     | Type    |
Number    | Byte Order
   *
-------------------------------------------------------------------
   * Byte 0   | Shape Type | 3         | Integer | 1  
      | Little
   * Byte 4   | Box        | Box       | Double  | 4  
      | Little
   * Byte 36  | NumParts   | NumParts  | Integer | 1  
      | Little
   * Byte 40  | NumPoints  | NumPoints | Integer | 1  
      | Little
   * Byte 44  | Parts      | Parts     | Integer |
NumParts  | Little
   * Byte X   | Points     | Points    | Point   |
NumPoints | Little
   *
--------------------------------------------------------------------
   * 
   * Note 1: X = 44 + 4 * NumParts
   * Note 2: 1 WORD = 2 Bytes
   * 
   */
  public int getLength(){
    /// return (44+(4*numParts)) ;   Previously (In error);
    return (22+(2*numParts) + (8*numPoints) ) ;
  }


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You can respond by visiting: 
http://sourceforge.net/tracker/?func=detail&atid=426285&aid=556212&group_id=4091