<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div><blockquote type="cite" class=""><div class=""><div class=""><blockquote type="cite" cite="mid:2F848956-B160-4113-838C-4AE02A7876E7@inria.fr" class=""><div class=""><blockquote type="cite" class=""><div class=""><br style="caret-color: rgb(0, 0, 0);
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<span style="caret-color: rgb(0, 0, 0); font-family:
ArialMT; font-size: 16px; font-style: normal;
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!important;" class="">In particular, I am not able to draw
the line passing through two given point: I can draw the
segment from a point to another, but not the line through
them.</span><br style="caret-color: rgb(0, 0, 0);
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<div class="">Draw the segment, then use « scale » to move the
end-points one by one.</div>
</blockquote><p class="">Sorry but this workaround doesn't help in my case: in a compass
and rule construction, constructed point are fixed: you can't move
them around.</p></div></div></blockquote><br class=""></div><div>If you use « scale » it preserves the orientation of the segment.</div><div>It does exactly what you want.</div><div><br class=""></div><div>(Use « scale » not « stretch » , stretch is an affine transformation, scale is an homothety, scale is obtained by using stretch mode + shift)</div><br class=""></body></html>