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    The stroke only on inside option would be useful - but for
    dashed/dotted lines you would still get undesirable results because
    of shifted dashes, due to different line-length of the polygon
    borders.<br>
    <br>
    So the only two options I see is Stephans solution - which works
    fine as long as your map background is white anyway, or to make sure
    that the double lines are eliminated, achievable with a  number of
    tools (but not very dynamic, esp. for large data that changes a
    lot).<br>
    <br>
    Or, the third option would be to use a topological data set from the
    start (e.g. GRASS data a topological Postgis tables).<br>
    <br>
    Andreas<br>
    <br>
    <div class="moz-cite-prefix">On 17.04.2015 20:39, Junior wrote:<br>
    </div>
    <blockquote cite="mid:55315353.e15eb40a.25cf.5673@mx.google.com"
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      <div style="font-family: 'Calibri', 'sans-serif';">
        <div>Hi.</div>
        <div>and what about using the "Draw line only inside polygon"
          option? </div>
        <div><br>
        </div>
        <div>Envoyé depuis mon HTC</div>
        <br>
        <div id="htc_header">----- Reply message -----<br>
          De : "Chris Buckmaster"
          <a class="moz-txt-link-rfc2396E" href="mailto:chris.buckmaster@runnymede.gov.uk"><chris.buckmaster@runnymede.gov.uk></a><br>
          Pour : "David Fawcett" <a class="moz-txt-link-rfc2396E" href="mailto:david.fawcett@gmail.com"><david.fawcett@gmail.com></a>,
          "Basques, Bob (CI-StPaul)" <a class="moz-txt-link-rfc2396E" href="mailto:bob.basques@ci.stpaul.mn.us"><bob.basques@ci.stpaul.mn.us></a><br>
          Cc : <a class="moz-txt-link-rfc2396E" href="mailto:qgis-user@lists.osgeo.org">"qgis-user@lists.osgeo.org"</a>
          <a class="moz-txt-link-rfc2396E" href="mailto:qgis-user@lists.osgeo.org"><qgis-user@lists.osgeo.org></a><br>
          Objet : [Qgis-user] Dotted line symbol in QGIS<br>
          Date : ven., avr. 17, 2015 18:08</div>
      </div>
      <br>
      <div class="WordSection1">
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks
            David although we are using live data. Stefan’s approach is
            a good one so I think I will continue with that, thanks for
            everyone’s responses<o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Chris<o:p></o:p></span></p>
        <p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
              lang="EN-US">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
            lang="EN-US"> David Fawcett [<a class="moz-txt-link-freetext" href="mailto:david.fawcett@gmail.com">mailto:david.fawcett@gmail.com</a>]
            <br>
            <b>Sent:</b> 17 April 2015 17:01<br>
            <b>To:</b> Basques, Bob (CI-StPaul)<br>
            <b>Cc:</b> Ziegler Stefan; Chris Buckmaster;
            <a class="moz-txt-link-abbreviated" href="mailto:qgis-user@lists.osgeo.org">qgis-user@lists.osgeo.org</a><br>
            <b>Subject:</b> Re: [Qgis-user] Dotted line symbol in QGIS<o:p></o:p></span></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <div>
          <div>
            <p class="MsoNormal" style="margin-bottom:12.0pt">Here is
              another solution that would work if you are not mapping
              live data, and you can use a derived product.  Convert
              your polygon dataset to lines.  The, use
              Vector>Dissolve to remove duplicated lines where they
              are overlapping.<o:p></o:p></p>
          </div>
          <p class="MsoNormal">David.<o:p></o:p></p>
        </div>
        <div>
          <p class="MsoNormal"><o:p> </o:p></p>
          <div>
            <p class="MsoNormal">On Fri, Apr 17, 2015 at 9:54 AM,
              Basques, Bob (CI-StPaul) <<a moz-do-not-send="true"
                href="mailto:bob.basques@ci.stpaul.mn.us"
                target="_blank">bob.basques@ci.stpaul.mn.us</a>>
              wrote:<o:p></o:p></p>
            <div>
              <div>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US">Hey Stefan,</span><span
                    lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US">Neat trick/idea with the
                    white line.  I’ll have to write that one down.  Hmm,
                    I wonder instead of white though, if you could
                    convert that to transparent as well . . . . </span><span
                    lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US">Bobb</span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
                  style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span
                    style="font-size:8.0pt;font-family:"Comic Sans
                    MS"" lang="EN-US"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <div>
                  <div style="border:none;border-top:solid #B5C4DF
                    1.0pt;padding:3.0pt 0cm 0cm 0cm">
                    <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                          lang="EN-US">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                        lang="EN-US">
                        <a moz-do-not-send="true"
                          href="mailto:qgis-user-bounces@lists.osgeo.org"
                          target="_blank">qgis-user-bounces@lists.osgeo.org</a>
                        [mailto:<a moz-do-not-send="true"
                          href="mailto:qgis-user-bounces@lists.osgeo.org"
                          target="_blank">qgis-user-bounces@lists.osgeo.org</a>]
                        <b>On Behalf Of </b>Ziegler Stefan<br>
                        <b>Sent:</b> Friday, April 17, 2015 7:05 AM<br>
                        <b>To:</b> 'Chris Buckmaster'; '<a
                          moz-do-not-send="true"
                          href="mailto:qgis-user@lists.osgeo.org"
                          target="_blank">qgis-user@lists.osgeo.org</a>'<br>
                        <b>Subject:</b> Re: [Qgis-user] Dotted line
                        symbol in QGIS</span><span lang="EN-US"><o:p></o:p></span></p>
                  </div>
                </div>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
                    lang="EN-US"> <o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH">Hi
                  </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH">Put a white line under the dotted line
                    („Add symbol layer“).</span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH">Perhaps there is also a solution with
                    the blending modes?</span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH">Regards</span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH">Stefan
                  </span><span lang="EN-US"><o:p></o:p></span></p>
                <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D"
                    lang="DE-CH"> </span><span lang="EN-US"><o:p></o:p></span></p>
                <div style="border:none;border-left:solid blue
                  1.5pt;padding:0cm 0cm 0cm 4.0pt">
                  <div>
                    <div style="border:none;border-top:solid #B5C4DF
                      1.0pt;padding:3.0pt 0cm 0cm 0cm">
                      <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                            lang="DE">Von:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif""
                          lang="DE">
                          <a moz-do-not-send="true"
                            href="mailto:qgis-user-bounces@lists.osgeo.org"
                            target="_blank">qgis-user-bounces@lists.osgeo.org</a>
                          [<a moz-do-not-send="true"
                            href="mailto:qgis-user-bounces@lists.osgeo.org"
                            target="_blank">mailto:qgis-user-bounces@lists.osgeo.org</a>]
                          <b>Im Auftrag von </b>Chris Buckmaster<br>
                          <b>Gesendet:</b> Freitag, 17. April 2015 13:40<br>
                          <b>An:</b> <a moz-do-not-send="true"
                            href="mailto:qgis-user@lists.osgeo.org"
                            target="_blank">qgis-user@lists.osgeo.org</a><br>
                          <b>Betreff:</b> [Qgis-user] Dotted line symbol
                          in QGIS</span><span lang="EN-US"><o:p></o:p></span></p>
                    </div>
                  </div>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><span
                      lang="DE-CH"> </span><span lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt">Hi<span
                      lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"> <span
                      lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt">I
                    have a boundary layer that I want to symbolise with
                    a dotted line. The outer boundary appears ok, but
                    where two polygons are adjacent to each other, the
                    dotted line becomes virtually solid (indicated
                    below). How can I make these lines appear the same
                    as my outer boundary lines…<span lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"> <span
                      lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt"><img
                      moz-do-not-send="true" id="_x0000_i1025"
                      src="cid:image001.png@01D07931.17B10560"
                      height="290" width="399" border="0"><span
                      lang="EN-US"><o:p></o:p></span></p>
                  <p class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:36.0pt">Thanks,
                    Chris<span lang="EN-US"><o:p></o:p></span></p>
                </div>
              </div>
            </div>
            <p class="MsoNormal"><br>
              _______________________________________________<br>
              Qgis-user mailing list<br>
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                href="mailto:Qgis-user@lists.osgeo.org">Qgis-user@lists.osgeo.org</a><br>
              <a moz-do-not-send="true"
                href="http://lists.osgeo.org/mailman/listinfo/qgis-user"
                target="_blank">http://lists.osgeo.org/mailman/listinfo/qgis-user</a><o:p></o:p></p>
          </div>
          <p class="MsoNormal"><o:p> </o:p></p>
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      <pre wrap="">_______________________________________________
Qgis-user mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Qgis-user@lists.osgeo.org">Qgis-user@lists.osgeo.org</a>
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