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Greenfoot Error
By Benedict, with 6 replies.
Last reply by tylers, almost 12 years ago:
use this in in one of the actors you want to use: <Code Omitted>
this is an example
this is an in a class called somthing.
<Code Omitted> hope you get it.
Boulder Dash exam project
By fisch3r, with 3 replies.
Last reply by fisch3r, almost 12 years ago:
Ahh, I get it now. I reused some code from an earlier project. Thanks a lot!
gravity help
By tylers, with 1 reply.
Replied to by limefortheworld, almost 12 years ago:
Bounces up and down? Try on line 43 setLocation (getX(),(354+tall)). It seems like the tall value is the full height of the image.
How do i make lasers?
By kevinchaoo, with 1 reply.
Replied to by erdelf, almost 12 years ago:
look at this: http://www.greenfoot.org/scenarios/5518
Integration of Videos into a Greenfoot Project
By alexanderyoyo, with 6 replies.
Last reply by tylers, almost 12 years ago:
i don't see anything wrong in that code.
try
can you look at you images to see if you have got any repeated images.
see in the world class that you nothing resetting the int called frames.
i will edit this when i think of more answers :p beware make sure you compress your images as it will not upload onto greenfoot
Difference between intersecting and atoffset(0,0)
By erdelf, with 1 reply.
Replied to by davmac, almost 12 years ago:
Yes. "getOneIntersectingObject" finds an actor whose bounds intersect this actor's bounds; "getOneObjectAtOffset" finds an actor which intersects (covers) the point at offset 0, 0 from this actor's location.
Setting Coordinates of mouse
By erdelf, with 4 replies.
Last reply by erdelf, almost 12 years ago:
well, ok forget it
Gravity
By abdullah.haris91100, with 1 reply.
Replied to by K_O_P, almost 12 years ago:
For a scrolling world there are many scenarios, you can take a look at. I would recommend this: http://www.greenfoot.org/scenarios/3040 For gravity there are although many examples in this gallery.
How do you make leaderboards?
By kevinchaoo, with 3 replies.
Last reply by danpost, almost 12 years ago:
If you have Greenfoot 2.2.0 or later, you can use the 'UserData' class. It has all the basics in what you are looking for.
How do I keep variables after you switch worlds?
By steved, with 3 replies.
Last reply by steved, almost 12 years ago:
Thanks guys I will probably put it in the constructor of the new world. That would be easy as most things are based in my world anyways and there are only a few variables.
Is it possible to add objects to the world from a static class?
By mrjelle88, with 5 replies.
Last reply by mrjelle88, almost 12 years ago:
Thank you very much, you saved me from a bad note in school! I had to get passed this to be able to move on to the next part, so it really helped me out :) Also I learned from your explaination! Thanks :)
Getting Screen X and Y Location of the Greenfoot simulation
By USBest, with 4 replies.
Last reply by USBest, almost 12 years ago:
I want to set the location of the mouse at a startpoint. I already tried with: <Code Omitted>But this just setts the location on the computer screen... the method getStartPoint() returns an Object that is a subclass of Actor
UserData doesn't work online for me
By erdelf, with 7 replies.
Last reply by erdelf, almost 12 years ago:
ok thx. I think our school supports in a few days the userdata
arithmetic doesn't works with negative numbers?
By erdelf, with 1 reply.
Replied to by erdelf, almost 12 years ago:
forget it. used in the wrong method
quick question about the || and &&
By gusbus123, with 2 replies.
Last reply by gusbus123, almost 12 years ago:
oh those were just examples. lol but thx. :)
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