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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello together,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>is there any possibility known in QGIS to reproduce the Northarrow-function from ArcView 3.0?<br>Background is having a tool to easy generate a way to find boundary stones or landmarks from a known place.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The Northarrow-Button works as follows:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>After clicking the northarrow-button you can click in the map an draw a line and clicking again defines the end of the line (comparable to line measurement in QGIS). Then automatically the line is labeled with the angle (0-360° and the length from start to endpoint). Difference between the two informations/decimal numbers gets understandable through parallel declaration of the unit (for example: 25,7 m on top of the line and 23,5° below the line). In ArcView that is actually a label, not a vectorlayer.<br><br><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I was searching for plugins first, but didn’t find any suitable.<br>Then I tried to rebuild the function through line-vectorlayer with columns “Angle” and “Length” and predefined labeling. Problems are<o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:40.5pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>That I couldn’t calculate the angle between north and the line (GK3). I only found a term for UTM: </span><span lang=EN-US style='font-size:9.0pt;font-family:"Verdana","sans-serif";color:#303030;background:white'>(atan((xat(-1)-xat(0))/(yat(-1)-yat(0)))) * 180/3.14159 + (180 *(((yat(-1)-yat(0)) < 0) + (((xat(-1)-xat(0)) < 0 AND (yat(-1) - yat(0)) >0)*2)))</span><span lang=EN-US><o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:40.5pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>That I couldn’t manage automatic calculation of length and angle in the attribute table after adding a line to the layer. It’s very painful to every time calculate length and angle again.<o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:40.5pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>That I couldn’t display to labels respectively the content of two attribute columns.<o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:40.5pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>4.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>That I couldn’t manage to label the units ° and m.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><br>I would be very thankful for help or advices how to do that.<br><br><br><o:p></o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.5pt;color:black'>Julian</span></b><b><span lang=EN-US style='font-size:10.5pt;color:black'><o:p></o:p></span></b></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>