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<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>I think I have mastered extended elevations, and have
control of extended centrelines using extend left/right statements within a single
top-level file for an entire cave.  This means that it is easy to simultaneously
create different extended elevation shapes from the same parts of the
centreline.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>So just because I could, I decided to reflect an
entire cave elevation (300m deep pitch series) after having finished all of the
scrap drawings, using;<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal style='text-indent:36.0pt'><font size=2 face="Arial Narrow"><span
lang=EN-NZ style='font-size:10.0pt;font-family:"Arial Narrow"'>scrap –flip
horizontal</span></font><font size=2 face=Arial><span lang=EN-NZ
style='font-size:10.0pt;font-family:Arial'> and swapping all </span></font><font
size=2 face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;font-family:
"Arial Narrow"'>extend left</span></font><font size=2 face=Arial><span
lang=EN-NZ style='font-size:10.0pt;font-family:Arial'> for </span></font><font
size=2 face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;font-family:
"Arial Narrow"'>extend right</span></font><font size=2 face=Arial><span
lang=EN-NZ style='font-size:10.0pt;font-family:Arial'> etc<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>Some aspects work nicely, for example;<o:p></o:p></span></font></p>

<ul style='margin-top:0cm' type=square>
 <li class=MsoNormal style='mso-list:l1 level1 lfo1'><font size=2 face=Arial><span
     lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>Point entity (ie
     labels etc) alignment relativity is preserved, ie </span></font><font
     size=2 face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;
     font-family:"Arial Narrow"'>-align bottom-left</span></font><font size=2
     face=Arial><span lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>,
     when transformed by </span></font><font size=2 face="Arial Narrow"><span
     lang=EN-NZ style='font-size:10.0pt;font-family:"Arial Narrow"'>–flip
     horizontal</span></font><font size=2 face=Arial><span lang=EN-NZ
     style='font-size:10.0pt;font-family:Arial'>, behaves as if it is –align
     bottom-right, and<o:p></o:p></span></font></li>
 <li class=MsoNormal style='mso-list:l1 level1 lfo1'><font size=2 face=Arial><span
     lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>Whole scraps join
     perfectly, ie  </span></font><font size=2 face="Arial Narrow"><span
     lang=EN-NZ style='font-size:10.0pt;font-family:"Arial Narrow"'>join
     01-SpanishParrotElevEXT-s3  02-SpanishElevEXT-s2</span></font><font
     size=2 face=Arial><span lang=EN-NZ style='font-size:10.0pt;font-family:
     Arial'><o:p></o:p></span></font></li>
</ul>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>                                                                                                                                                    <o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>However other aspects are not so good, as can be seen
on the attached image;<o:p></o:p></span></font></p>

<ul style='margin-top:0cm' type=square>
 <li class=MsoNormal style='mso-list:l0 level1 lfo2'><font size=2 face=Arial><span
     lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>Arrows are a
     problem, ie </span></font><font size=2 face="Arial Narrow"><span
     lang=EN-NZ style='font-size:10.0pt;font-family:"Arial Narrow"'>line arrow</span></font><font
     size=2 face=Arial><span lang=EN-NZ style='font-size:10.0pt;font-family:
     Arial'>, when transformed by </span></font><font size=2 face="Arial Narrow"><span
     lang=EN-NZ style='font-size:10.0pt;font-family:"Arial Narrow"'>–flip
     horizontal</span></font><font size=2 face=Arial><span lang=EN-NZ
     style='font-size:10.0pt;font-family:Arial'>, ends up with the arrow-heads
     on the wrong end,<o:p></o:p></span></font></li>
 <li class=MsoNormal style='mso-list:l0 level1 lfo2'><font size=2
     face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;font-family:
     "Arial Narrow"'>-text “<left>…”</span></font><font
     size=2 face=Arial><span lang=EN-NZ style='font-size:10.0pt;font-family:
     Arial'> (ie justified text, whether explicitly specified or implicitly
     inferred), is not transformed by </span></font><font size=2
     face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;font-family:
     "Arial Narrow"'>–flip horizontal</span></font><font size=2
     face=Arial><span lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>,
     so it ends up looking wrong,<o:p></o:p></span></font></li>
 <li class=MsoNormal style='mso-list:l0 level1 lfo2'><font size=2 face=Arial><span
     lang=EN-NZ style='font-size:10.0pt;font-family:Arial'>Joins of specific
     points on lines end up with undesirable distortion<br>
            </span></font><font
     size=2 face="Arial Narrow"><span lang=EN-NZ style='font-size:10.0pt;
     font-family:"Arial Narrow"'>join 02-s3-rockb:1        07-s1-wall:0
           07-s1-rborder:0                      #top
     of passage 3 waters apex<br>
                join
     02-s3-rockb:end   07-s1-wall:end   07-s1-rborder:end                 #btm
     of passage 3 waters floor    <o:p></o:p></span></font></li>
</ul>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>The arrows and text justification are easy, if tedious,
to work-around, however I have not as yet figured out how to fix the joins (the
‘correct’ join example in the attached image was modified with
Paint.net, not Therion).  I thought it might be something to do with line
point numbering swapping around on transformation, but the lines in this
example are only 2 and 3 points long, and combined with the shape of distortion,
I think not.  Perhaps it is the bezier curve parameters that are twisting
it up on transformation?  Not sure how I could fix that.  I also notice
that the nearby but unattached rock is distorted as well.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>I have not done an exhaustive test on all line types,
so there may be others that cause problems.  <o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>Interested in people’s thoughts on whether
justified text should be transformed<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>And actually I am not just reflecting the elevation
because I can (almost), I made a mistake at the beginning of the survey, so I
really would like to be able to get a clean reflection and produce a quality
map.  Any workarounds for the join issue gratefully received.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>Thanks<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'>Bruce<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span lang=EN-NZ style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>

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