<_name>Measure Path com.njhurst.filter.measure_length measure.py inkex.py <_item value="length">Length <_item msgctxt="measure extension" value="area">Area <_item value="textonpath">Text On Path <_item value="0">Angle 0 <_item value="30">Angle 30 <_item value="45">Angle 45 <_item value="60">Angle 60 <_item value="90">Angle 90 <_item value="120">Angle 120 <_item value="135">Angle 135 <_item value="150">Angle 150 <_item value="180">Angle 180 <_item value="210">Angle 210 <_item value="225">Angle 225 <_item value="240">Angle 240 <_item value="270">Angle 270 <_item value="300">Angle 300 <_item value="315">Angle 315 <_item value="330">Angle 330 12 -6 2 1 px pt in ft yd mm cm m km <_param name="measurehelp" type="description" xml:space="preserve">This effect measures the length, or area, of the selected paths and adds it as a text object with the selected units. * Display format can be either Text-On-Path, or stand-alone text at a specified angle. * The number of significant digits can be controlled by the Precision field. * The Offset field controls the distance from the text to the path. * The Scale factor can be used to make measurements in scaled drawings. For example, if 1 cm in the drawing equals 2.5 m in the real world, Scale must be set to 250. * When calculating area, the result should be precise for polygons and Bezier curves. If a circle is used, the area may be too high by as much as 0.03%. path