I'm creating a sub-class of Turtle which includes methods for setting a custom turtle image instead of the default triangle. It also has options for setting...
Hello Sir I need answers regarding Interfaces in core java. My question is if we r not implementing any method in a interface then what is the use of it? if...
Anand, An interface is often thought of as a "contract" between two classes. If a class declares that it implements a specific interface, then it is ...
John, The basic Java classes do not have the most sophisticated sound capabilities. You might also look at the java.sound.* packages to see if there is...
Hi all, Iam pradeep. iam interested in learning java in effective way.please suggest me good approaches to follow to learn java in quick and efficient...
I haven't solved the sound playing issue from my last posting to the group, but I have a more time-sensitive Turtle to get working for my students. I took the...
Wow, John. You have found a bug in Sun's Swing code. It took me a while to locate it by searching through the Swing source code. The code for the JSlider...
If I enable my debugging print statements, it indicates that I'm getting multiple executions per slider event, but I do only get one execution when changing...
... John, Your are right the creating even a moderate GUI can require a lot of code. I think you are right that you can dramatically simplify all your...
Hi folks, I need some help figuring out why my MediaTurtle class is having trouble playing sounds. I did some searching and found references to platform ...
John, On Mac OS X, the sounds appear to play to completion assuming they are not preempted by another sound. I didn't try it on Windows. Despite the fact...
Bill, You're darn right it's annoying... when it works. I'd love to experience the annoyance at this point. This incarnation is a harness for learning and...
It would be helpful to be able to have a "Save Display As..." menu item under the file menu with the option to save it in a common graphics format or to have a...
If you are a Mac user and have a problem running Jurtle after the 10.3.9 Mac OS X update, this is known problem that is affecting some people. It looks like...
Otherwise has released version 1.8 of Jurtle, its educational IDE for learning to program using Java. With this release, Jurtle integrates with the LeJOS API...
Now that Jurtle 1.8 is out, I am thinking about the next version. I would like to revamp the lessons/tutorial that comes with Jurtle. I'd appreciate any...
Hi I need to draw a flower or something, which looks like beauty. with different radius and degrees in Applet, the no of petals varies, so each petal shouldnot...
Chander, This sounds like a school assignment. What have you tried so far? We can help, but can't do your assignment for you. Jurtle has a "Flower.java"...
Hi Bill thanks for the responce, I got the Flower.java, but I couldn't able to convert that programme into java Applet or java application. and the flower...
Hi All I need to fill in each petal with different colors in Flower.java example. i can draw each petal with different colors, but I couldn't able to fill...
That's going to be a bit tricky to do. Turtle Graphics is designed mainly for line drawing, not for filing areas. You would probably be better off replacing...
I tried to do same way in arcRight() or arcLeft() but I couldnot able to find the X, Y positions and width & height, can you help me how to figure out the...
Chander, I haven't done much of any graphics programming outside of Jurtle's Turtle methods, but you can get the coordinates of the current Turtle's position...
Jhon I used this fillArc method in arcRight() or arcLeft() , this works, but the problem is it over rides each petal at same positions of X, Y. I need it...
Chander, I gave you bad advice on using fillArc. This method doesn't do what I thought. It will draw a pie shaped wedge rather than a 1/2 a petal like I...
Hi all at last fixed my self, to fill the different colors to petals in Flower.java, just I replaced petal method with this code. private void petal( double...
Hi All I need to increase the display seize in the Jurtle, I need to draw multiple flowers so that extends height of the editor so what is max limit for the...
Chander, I'm not sure I understand your question. You can hide the panel on the left which lists the contents of your current folder by dragging the panel...
Hi jhon I am taking about display area should go beyond the present display in the Jurtle even after minimize the left side file content list and bottom consol...
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