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Need help with loops!

By Tym5, with 9 replies.
Last reply by Tym5, over 13 years ago:

I actually figured this out not to long ago, thank you so much! Now I just have to figure out how to add random letters (a-z) and make the F key a "toggle" so it fills whatever shape is being produced

not a statement ?

By programmer22, with 13 replies.
Last reply by danpost, over 13 years ago:

@b321234, Absolutely non taken! I am just glad you were able to supply more exact help to programmer22.

A very strange nullPointer...

By darkmist255, with 23 replies.
Last reply by darkmist255, over 13 years ago:

How to make an image black and white?

By DerriQ, with 2 replies.
Last reply by Busch2207, over 13 years ago:

try this code: <Code Omitted>

How to solve it: java.lang.IllegalStateException: Actor not in world.

By b321234, with 5 replies.
Last reply by kiarocks, over 13 years ago:

Another idea is to remove the object at the end of the act() method.

need help

By programmer22, with 4 replies.
Last reply by mjrb4, over 13 years ago:

Or of course manage the indentation properly as you go, in which case you don't tend to run into problems like these nearly as much...! :)

Interesting Error

By AwesomeNameGuy, with 7 replies.
Last reply by kiarocks, over 13 years ago:

I like crazy code!

OMG I'm stuck with some basic stuff!!! HELP ME PLZZ!!

By b321234, with 4 replies.
Last reply by darkmist255, over 13 years ago:

enemies

By jonnyo98, with 5 replies.
Last reply by darkmist255, over 13 years ago:

HealthBar Help

By DMCGames, with 4 replies.
Last reply by AwesomeNameGuy, over 13 years ago:

Or you can do this: <Code Omitted>That way you don't have to draw 20 different images. This creates a red health bar inside a black rectangle that is 20X100 pixels in size. Gotta import java.awt.Color; to use Color.

Button or Key down that leads to a website url?

By minecraft15, with 1 reply.
Replied to by mjrb4, over 13 years ago:

You could potentially use the browse method on the desktop class: http://docs.oracle.com/javase/7/docs/api/java/awt/Desktop.html ...but bear in mind this won't work on the gallery. It's probably best just to display a link!

Greenfoot Chapter 7 Problems

By drumstick93, with 2 replies.
Last reply by drumstick93, over 13 years ago:

that actually helped alot, and worked really well...but it's an end of the year project I'm doing and I thought I should take it a step further. So instead of basing a change of level off the asteroids, I thought I'd base it off of the score, so i can have multiple levels. I know I need to assign a variable to the counter so i don't get the non-static method error, but I'm not sure how to do so. private void NewLevel() { Counter counter = Counter.getValue(); if (counter == 69) { Greenfoot.sto

quick question

By suushi, with 12 replies.
Last reply by suushi, over 13 years ago:

whew! ok. thank you very much!

How to make a "Check for Updates" Button

By minecraft15, with no replies.

Ok, so I have created a video game. I am putting this video game up on my website where users can purchase it. Now, I would love to know how I can implement either a Check for new version updates button, or an auto detector for a new version of the game. Is this even possible to implement into a green foot game or Java in general? Thanks to anyone that helps.

project help

By suushi, with 5 replies.
Last reply by suushi, over 13 years ago:

if ( Greenfoot.isKeyDown("2")){ if (Greenfoot.isKeyDown("2")) isLooping = !isLooping; if (isLooping) { java.awt.Color a; int r = Greenfoot.getRandomNumber(255); int g = Greenfoot.getRandomNumber(255); int b = Greenfoot.getRandomNumber(255); int x = Greenfoot.getRandomNumber(this.getWidth()); int y = Greenfoot.getRandomNumber(this.getHeight()); int x1 = Greenfoot.getRandomNumber(this.getWidth()); int y1 =

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