<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">I just found a Metapost example generating color transition, so it should work:<div class=""><br class=""></div><div class=""><a href="http://www.ursoswald.ch/metapost/tutorial/Colors.html" class="">http://www.ursoswald.ch/metapost/tutorial/Colors.html</a></div><div class=""><br class=""></div><div class="">If you add this code to Metapost viewer ( <a href="http://www.tlhiv.org/mppreview/" class="">http://www.tlhiv.org/mppreview/</a> ), you may see it:</div><div class=""><br class=""></div><div class="">u:=25; % 25 = 25bp = 25 PostScript points = 30/72 in</div><div class=""><div class="">wi:=10; % width in units u </div><div class="">he:=10; % height in units u</div><div class="">hoehe:=he*u; % height</div><div class="">breite:=wi*u; % width</div><div class="">pair P[], xy[];</div><div class="">path p[];</div><div class="">transform t;</div><div class="">color c[];</div><div class="">n:=20; rd:=0.2; b:=(wi-2rd)/4;</div><div class=""><br class=""></div><div class="">P0:=(0, 0);</div><div class="">t:=identity scaled u shifted P0;</div><div class=""><br class=""></div><div class=""> fill (0, 0)--(breite, 0)--(breite, hoehe)--(0, hoehe)--cycle withcolor .9white;</div><div class=""> draw (0, 0)--(breite, 0)--(breite, hoehe)--(0, hoehe)--cycle;</div><div class=""> </div><div class=""> for k=0 upto 3:</div><div class=""> blau:=.3333k;</div><div class=""> P1:=(rd, he-rd-b)+k*b*(1, -1);</div><div class=""> for i=0 upto n-1:</div><div class=""> for j=0 upto n-1:</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>xy0:=P1+(i*b/n, j*b/n);</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>p0:=xy0--(xy0+(b/n, 0))--(xy0+(b/n, b/n))--(xy0+(0, b/n))--cycle;</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>c0:=((i+1)/n, (j+1)/n, blau);</div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>fill p0 transformed t withcolor c0;</div><div class=""> endfor</div><div class=""> endfor</div><div class=""> draw (P1--(P1+(b, 0))--(P1+(b, b))--(P1+(0,b))--cycle) transformed t;</div><div class=""> P2:=(P1+(0, b))transformed t;</div><div class=""> label.lrt("bluepart c", P2);</div><div class=""> label.lrt("="&decimal blau, P2+(0, -3mm));</div><div class=""> label.urt("latex2html version 2002 - 1", (0,0)); </div><div class=""> endfor </div><div class=""> </div><div class="">endfig;</div><div class=""><br class=""></div><div class="">end</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">28. 6. 2016 v 21:57, Bruce Mutton <<a href="mailto:bruce@tomo.co.nz" class="">bruce@tomo.co.nz</a>>:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" class=""><div class="">
<div class="">I also am mildly frustrated that colours in plan do not match elevation. Your solution sounds like night mare to edit subsequently however.</div><div class=""><br class=""></div><div class="">Maybe better approach would be to work on a graded map-fg colour that changes appropriately based on altitude of nearby stations and maybe point altitude or dimensions for plan.</div><div class="">And a simple gradation for elevations. </div><div class=""><br class=""></div><div class="">To date i have been using similar approach to Footleg.</div><div class=""><br class=""></div><div id="composer_signature" class=""><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" class=""><div style="font-size:85%;color:#575757" class="">Bruce</div><div style="font-size:85%;color:#575757" class=""><br class=""></div><div style="font-size:85%;color:#575757" class="">Sent from my Samsung device, hence the typo's</div></div></div>_______________________________________________<br class="">Therion mailing list<br class=""><a href="mailto:Therion@speleo.sk" class="">Therion@speleo.sk</a><br class="">http://mailman.speleo.sk/mailman/listinfo/therion<br class=""></div></blockquote></div><br class=""></div></div></body></html>