draw_arrowhead.inx

<?xml version="1.0" encoding="UTF-8"?>
<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
    <_name>Draw Arrowhead</_name>
    <id>drawarrowhead</id>

    <param name="length" type="float" min="0" max="100" precision="1" _gui-text="Length (pixel):">15.0</param>
    <param name="angle" type="float" min="0" max="100" precision="1" _gui-text="Angle (degrees):">60.0</param>

    <param name="type" type="optiongroup" _gui-text="Start/End/Both:">
        <option value="start">Start</option>
        <option value="end">End</option>
        <option value="both">Both</option>
    </param>

    <param name="style" type="optiongroup" _gui-text="Arrow Style:">
        <option value="normal">Normal</option>
        <option value="sharp">Sharp</option>
    </param>

    <effect>
        <object-type>all</object-type>
        <effects-menu>
            <submenu name="Custom"/>
        </effects-menu>
    </effect>

    <script>
        <command reldir="extensions" interpreter="python">draw_arrowhead.py</command>
    </script>

</inkscape-extension>