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<div class="moz-cite-prefix">Hello Federico,<br>
<br>
Le 03/04/2019 à 17:42, Federico Miyara a écrit :<br>
<blockquote
cite="mid:7bed3fc6-9bcc-bb3a-10df-9077e8d55e67@fceia.unr.edu.ar"
type="cite"> <br>
<font face="Courier New">Dear all,<br>
<br>
Is there any standard way to add an arrow head to axes in a
plot?<br>
<br>
I have found a function xarrows which allows drawing arrows,
so it could be used as a workaround. But what I actually mean
is something specific for axes which instead of using a plain
line style uses one ended with an arrow head.</font></blockquote>
<br>
There is no dedicated axes property to do that.<br>
<br>
You may use xstring() as below.<br>
Bounds and arrows directions to use to set the arrows positions
will depend on the axes orientation (reverse or not) and position
(top/bottom | left/right)<br>
<br>
Regards<br>
Samuel<br>
<pre style="font-family:Monospaced;font-style:normal;font-size:12.0;"><span style="color:rgb(0,0,0);">clf</span>
<span style="color:rgb(50,185,185);">plot2d</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span>
<span style="color:rgb(0,0,0);">ax</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(0,0,0);">gca</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">ax</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">box</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">off</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">;</span>
<span style="color:rgb(0,0,0);">b</span> <span style="color:rgb(92,92,92);">=</span> <span style="color:rgb(0,0,0);">ax</span><span style="color:rgb(92,92,92);">.</span><span style="color:rgb(170,170,170);">data_bounds</span>
<span style="color:rgb(50,185,185);">xstring</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">b</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">1</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">b</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">4</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">↑</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(74,85,219);">)</span>
<span style="color:rgb(50,185,185);">set</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">gce</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">clip_state</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">off</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">text_box_mode</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">centered</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">font_size</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">4</span><span style="color:rgb(74,85,219);">)</span>
<span style="color:rgb(50,185,185);">xstring</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">b</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">2</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(0,0,0);">b</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(188,143,143);">3</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">→</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(74,85,219);">)</span>
<span style="color:rgb(50,185,185);">set</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(0,0,0);">gce</span><span style="color:rgb(74,85,219);">(</span><span style="color:rgb(74,85,219);">)</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">clip_state</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">off</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">text_box_mode</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">centered</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span> <span style="color:rgb(188,143,143);">"</span><span style="color:rgb(188,143,143);">font_size</span><span style="color:rgb(188,143,143);">"</span><span style="color:rgb(0,0,0);">,</span><span style="color:rgb(188,143,143);">4</span><span style="color:rgb(74,85,219);">)
<img src="cid:part1.475D69E7.4C0E819C@free.fr" alt="" height="271" width="408">
</span></pre>
Le 03/04/2019 à 17:42, Federico Miyara a écrit :
</div><blockquote cite="mid:7bed3fc6-9bcc-bb3a-10df-9077e8d55e67@fceia.unr.edu.ar" type="cite">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<font face="Courier New">Dear all,
Is there any standard way to add an arrow head to axes in a plot?
I have found a function xarrows which allows drawing arrows, so it
could be used as a workaround. But what I actually mean is
something specific for axes which instead of using a plain line
style uses one ended with an arrow head.
Regards,
Federico Miyara</font></blockquote>
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