Is this any help ?
https://www.scirra.com/tutorials/419/page-1#tuttop
in that case
change above to something like
https://goo.gl/UXY4mh
which gives
https://dl.dropboxusercontent.com/u/143 ... index.html
there are, of course, other ways...
or , very slightly adapted from demo space shooter that comes with construct 2, reducing the need for a second (invisible) sprite and also the every tick.
https://goo.gl/nA76uj
you cant make the global variable random when you first add it to the event sheet but once added you can then set it in the events ...
https://goo.gl/jA9Gvt
Develop games in your browser. Powerful, performant & highly capable.
also look at http://www.mapeditor.org/
have a look at the x and y spacing in the tilemap properties
I think an example ships with construct - from constructs home/start page search for zoom.
edit - sorry I didn't read your posts properly, I guess you have already seen that example
maybe this post will give you some ideas, or maybe not....
ok - now i'm late !
quick test - needs (a lot of) work
https://goo.gl/QmWFcx
it is rarely a good idea to mix the physics behaviour with others.
If you don't have a better answer before I get home I will try to come up with something for you...
you could also look at the relative x (&y) coordinates of the two colliding sprites and make a decision on these
Having stolen an idea by CrudeMik ...
very simple maze "start" - please post any improvements you make.
https://goo.gl/7XePdJ
here is my edit if you want
https://goo.gl/lHsP2c
luckyrawatlucky - please check your link.
https://goo.gl/D0iMg7