<div dir="auto"><div>You have to use the various snapping modes to get it exact. There are various ways to do it but snap-to-grid is the easiest to understand.<div dir="auto"><br></div><div dir="auto">Once you have the whole thing you can group them (Ctrl-G) and move them around as one object if you need to.</div><div dir="auto"><br></div><div dir="auto">Definitely easier than Tikz!</div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, 18 May 2019, 10:25 Nasser M. Abbasi via Ipe-discuss, <<a href="mailto:ipe-discuss@lists.science.uu.nl">ipe-discuss@lists.science.uu.nl</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I tried this. But it did not lookgood. The new ellipse I draw<br>
behind them (without an edge, just fill) never comes exactly<br>
the exact right shape to fit well inside those outer two arcs.<br>
<br>
I ended doing this in tikz, it was simpler actually.<br>
<br>
-------------------<br>
\documentclass[tikz]{standalone}<br>
\usetikzlibrary{shapes}<br>
\begin{document}<br>
\begin{tikzpicture}<br>
\def\xR{1.25}; %x radius of ellipse<br>
\def\yR{0.5}; %y radius of ellipse<br>
\draw [dashed,domain=0:180] plot ({\xR*cos(\x)}, {\yR*sin(\x)}); %top half<br>
\draw [domain=-180:0] plot ({\xR*cos(\x)}, {\yR*sin(\x)}); %bottom half<br>
\fill[gray!20] (0,0) ellipse ({\xR} and {\yR}); %overlay with ellipse<br>
\end{tikzpicture}<br>
\end{document}<br>
-----------------<br>
<br>
--Nasser<br>
<br>
<br>
On 5/18/2019 2:27 AM, Alexander Wolff wrote:<br>
> to me the obvious solution of your problem is to leave the two<br>
> semi-circles as they are (one dashed, one solid) and to add behind<br>
> them a filled disk without boundary, no?<br>
> <br>
> sascha<br>
> <br>
> <br>
> On 18.05.19 02:27, Nasser M. Abbasi via Ipe-discuss wrote:<br>
>> I've been struggling with this basic task.<br>
>><br>
>> I simply want to draw a circle, but make the top half<br>
>> perimeter dashed, and the bottom half perimeter remain<br>
>> solid as default, and then fill it inside with some color.<br>
>><br>
>> This is what I tried: Draw the top half using menu<br>
>> option "Circular arc" OK. Now make a copy of it Ok.<br>
>> Now flip the copy upside down using<br>
>> "Iplets->Goodies->Mirror vertically" OK. Now change the<br>
>> top half to dashed OK. Now using the mouse move the top<br>
>> half to touch the top half arc. OK.<br>
>><br>
>> Now comes the problem. I want to join these two. But when<br>
>> I select the top and bottom arcs then ->right click->Join path,<br>
>> the top arc edge suddenly change from dashed back to solid !<br>
>><br>
>> I need to join the path, because I want to fill the circle with<br>
>> a color and if the path is not joined, then can't do fill with<br>
>> color.<br>
>><br>
>> This problem actually happen in other shapes. If I want to make<br>
>> triangle or square with one or two edges dashed, and also want to<br>
>> fill it inside. can't do it.<br>
>><br>
>> Since once I join path, all edges turn to dashed instead. I guess<br>
>> one can't join path with lines that have different styles?<br>
>><br>
>> Any suggestion what else to try?<br>
>><br>
>> IPE 7.2.7 on windows 10<br>
>><br>
>> Thanks<br>
>> --Nasser<br>
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> <br>
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</blockquote></div></div></div>