This site requires JavaScript, please enable it in your browser!
Greenfoot
Username
Password
Remember Me?
Sign Up, Lost Password
Activity
About
Documentation
Download
Discuss
Scenarios
Discussions
You need to login to take part
Current Discussions
Single Class Code?
By Ed.Betteridge, with 8 replies.
Last reply by Ed.Betteridge, about 11 years ago:
Thanks davmac, I think that is exactly what I was looking for, I'll give it a go :)
Out of heap space. What do I do?
By Entity1037, with 5 replies.
Last reply by Entity1037, about 11 years ago:
*facepalm* Thank you! So... I just need to make sure to create the instance when an event happens, instead of when the world loads... wow I feel stupid. :/
need help with move(double)
By RUMMAKER, with 17 replies.
Last reply by davmac, about 11 years ago:
what didnt work :
I think the problem was that you used an 'int' variable for angle. That only gives you 6 possible directions (there are 2 x PI radians in a full circle, i.e. just over 6). Try:
Book Greenfoot: Exercises 3.8 and 3.9
By Dutchy, with 10 replies.
Last reply by Dutchy, about 11 years ago:
I think I found the solution. Thanks danpost.
Create a pop-up that asks for a password before proceding?
By Entity1037, with 2 replies.
Last reply by JetLennit, about 11 years ago:
1st you must import import javax.swing.JOptionPane; 2nd you do something like this<Code Omitted> It is funny... I was just working on a password protection program
ClockDisplay from BlueJ (couldn't find active forums on their site)
By thekidj, with 2 replies.
Last reply by thekidj, about 11 years ago:
danpost wrote...
I am not sure if your timeTick method is written correctly to do what you want. I would thing you would want something more like the following: <Code Omitted>
Worked perfectly. Thanks a bunch!
Start a "set"-method | Start the scenario
By Tiakuran, with 4 replies.
Last reply by Tiakuran, about 11 years ago:
Wow! Busch, your code was perfect, with all the comments I really understood what you did there for me. Didn't expect such a fast and great help here. Thank you :) Now the game works perfect. The only problem is, that it only runs one time and after resetting the scenario the objects don't move if I press the keys. But doesn't matter, it works when you start Greenfoot! Again: thank you and have a nice evening ^^
Raycast Help
By JetLennit, with no replies.
Could someone help me? The program wont start up and wont work.... I have been modifying
this
and it wont work..... tell me what classes you need I would post the program but tried and it outputted this Exception in thread "Thread-83" java.lang.IllegalArgumentException: image == null! at javax.imageio.ImageTypeSpecifier.createFromRenderedImage(ImageTypeSpecifier.java:925) at javax.imageio.ImageIO.getWriter(ImageIO.java:1591) at javax.imageio.ImageIO.write(ImageIO.java:1520) at greenfoot.export.Exporter.publishToWebServer(Exporter.java:191) at greenfoot.gui.export.ExportDialog$ExportThread.run(ExportDialog.java:241)
Deselecting by clicking away
By Kartoffelbrot, with 12 replies.
Last reply by Kartoffelbrot, about 11 years ago:
Yes you are right. Thank you very much! danpost, too! The Interface class is empty (It's only used for sorting the classes in greenfoot).
Cookie Clicker score board help (partners?)
By joeschmoe, with 3 replies.
Last reply by JetLennit, about 11 years ago:
I can't really download code for about a month... should we use the discussion area or
this
to communicate ?
how can i make it so my player can only jump if on gound?(platformer)
By finbololz, with 1 reply.
Replied to by GreenHouse, about 11 years ago:
it's like you said; only jump if on ground<Code Omitted>
my animtion is not working??
By finbololz, with 2 replies.
Last reply by finbololz, about 11 years ago:
thanx its working now
Position Detecting Help
By Y3llowMustang, with 4 replies.
Last reply by Entity1037, about 11 years ago:
Try this:
How to increment an integer by 1
By JasonZhu, with 2 replies.
Last reply by Entity1037, about 11 years ago:
*facepalm*
Change which world subclass is loaded first?
By Entity1037, with 4 replies.
Last reply by Zamoht, about 11 years ago:
No problem.
785
786
787
788
789
790
791
X