Is it possible to delete "subplots"?

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Mr M.
Mr M. el 24 de Abr. de 2015
Respondida: Omer Ferhat el 12 de Nov. de 2017
For example I have a figure and five plots on it. I would like to start a new figure with the same plots, except the last one. Is it possible to recall the previous ones?

Respuestas (5)

Thomas Koelen
Thomas Koelen el 24 de Abr. de 2015
Editada: Thomas Koelen el 24 de Abr. de 2015
Yes it is:
figure
hold on
h1=subplot(1,2,1)
plot(1:10,'r');
h2=subplot(1,2,2)
plot(2:11,'g');
pause(2)
delete(h2)
however, you'll still see the empty space where the subplot was before.
  1 comentario
Thomas Koelen
Thomas Koelen el 24 de Abr. de 2015
Did you figure out how to make your markers transparant by the way? You asked the question yesterday, I answered but you didn't respond!

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Michael Haderlein
Michael Haderlein el 24 de Abr. de 2015
If you haven't already saved the handles when creating the axes, you can first get the handles with
haxes=get(gcf,'children');
and then recreate them with
haxes_new=copyobj(haxes(2:end),figure);
Of course, the position of the axes remains this way. Alternatively, you could only copy the plots with (haxes as before):
figure
for cnt=1:4
hplots=get(haxes(end-cnt+1),'children');
copyobj(hplots, subplot(2,2,cnt));
end
And the axes will be aligned as usual.
  1 comentario
Michael Haderlein
Michael Haderlein el 25 de Abr. de 2015
Mr. M has written: "No, I am not using subplots (sorry for the ""), just plots on each other! So I would like to keep for example some shapes or functions on the plot. Or I would like to keep some settings, for example axis, titles, legends, etc. But not all."
-----------------
My response:
Ok, no subplots here. I would copy the axes with copyobj:
ha_new=copyobj(gca,figure);
Then get the handles of the children with
hc=get(ha_new,'children');
and finally delete some of the children (less cruel than it sounds):
delete(hc(1:4))
deletes the 4 children which have been added latest. You could also specify certain properties of lines to delete:
delete(hc(cellfun(@(c) isequal(c,[0 0 1]),get(hc,'color'))))
deletes all blue lines.

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Omer Ferhat
Omer Ferhat el 12 de Nov. de 2017
You can delete subplots with
delete(subplot(X,Y,P))

Mr M.
Mr M. el 24 de Abr. de 2015
No, I am not using subplots (sorry for the ""), just plots on each other! So I would like to keep for example some shapes or functions on the plot. Or I would like to keep some settings, for example axis, titles, legends, etc. But not all.

Thomas Koelen
Thomas Koelen el 24 de Abr. de 2015
X=1:10;
Y=X.^2;
Z=X.^3;
figure
hold on
p1=plot(X,Y);
p2=plot(X,Z);
pause(2)
delete(p2)
  1 comentario
Mr M.
Mr M. el 24 de Abr. de 2015
thanks And what about settings? Is it possible to keep some settings?

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