This is a sample code to move a body in Box2D . First you have to make a body with variable name “moving_rec” and call the below function in a schedular at regular intervals. -(void) moveBody{ b2Vec2 force = b2Vec2(0,0); force = b2Vec2(0,3); //Giving the x an y to negative will move the body in opposite direction. moving_rec->SetLinearVelocity(force);… Read More »
Java swing provides a native look and feel that emulates the look and feel of several platforms. Here i am going to create a Button and adding it to Frame. For this first create a Jframe object,a JPanel object and a Container object JFrame f = new JFrame(); JPanel panel1 = new JPanel(); Container con = f.getContentPane(); Then… Read More »
More than usually we need to apply the functions of Pause and Resume/Play for our games. In Mac’s cocos2D programming it’s more than simple. Simply use the following code for Pause & Resume where ever you want! /*For Pausing the game*/ [[CCDirector sharedDirector] pause]; [self pauseSchedulerAndActions]; //Call for pausing all schedulers and actions /*For Resuming/Playing back the game*/… Read More »
Hi all….. In this post I will show you how to read a text file in ANDOID. Let your file is in the your application sandbox of your ANDOID project, i.e the file’s location is /data/data/your_package_name folder. To view this folder -> open File Explorer and expand each folder. For this example to work first push te file… Read More »
A simple event based applet applications is described below First importing the necessary header files // Demonstrate the mouse event handlers. import java.awt.*; import java.awt.event.*; import java.applet.*; /* <applet code=”MouseEvents” width=300 height=100> </applet> */ Next step is to create a class which implements the “MouseListener” and “MouseMotionListener “ public class MouseEvents extends Applet implements MouseListener, MouseMotionListener { String msg =… Read More »
Hi, If you want to show the preview of your older posts at random in blogger page then use the following steps 1. Go to your blogger ‘Design’ 2. Click ‘Add A Gadget’ 3. Add ‘HTML/JavaScript’ 4. Paste the following JavaScript code into it and save 5. Done! Note : Replace your blogger url in the “http://coderzheaven.com/” part!… Read More »
Hi all In this tutorial I will show you how to get an image from your phone gallery and show it in an imageview.Here we use intents to open up the image gallery and get the image URI. Demo Watch Video Tutorial Steps : Ask storage permission from the user if the app runs on… Read More »
This shows you how to add JcomboBox to JPanel import java.awt.*; import java.awt.event.*; import java.text.DecimalFormat; import javax.imageio.ImageIO; import javax.swing.*; public class Example implements WindowListener { JFrame content_frame = new JFrame(); JPanel panel = new JPanel(); JComboBox Combonote; public Example() { content_frame.setTitle(“Contents”); content_frame.addWindowListener(this); content_frame.setSize(300, 300); content_frame.setVisible(true); content_frame.setLocationRelativeTo(null); content_frame.setResizable(false); ///cannot maximize content_frame.setVisible(true); showComboBox(); } private void showComboBox() { String test[]=… Read More »
Hi, If you want to scroll a UIScrollView programatically as the result of any IBOutlet actions, use the following code in that particular action. [yourScroller setContentOffset:CGPointMake(0,250) animated:YES]; This will scroll your scroller named ‘yourScroller’ automatically to the point specified! 🙂
Hello all…… We may need to know that what is your current device orientation. Using the below code you can do this. Note: If you have to explicitly set the orientation of your phone to any of the above you can set this in the appDelegate.m file. You can put an “||” (OR) symbol in between to set… Read More »
Hello all…. I have covered many tutorials on styles on how to implement and use them. Today I will show you how to inherit from other styles or how to extend a style already created by you and use it for applying to other views. Here is one of my previous posts. http://www.coderzheaven.com/2012/02/03/changing-the-style-or-theme-of-default-alertdialog-in-android/ Another one is here.. http://www.coderzheaven.com/2011/06/19/styling-text-in-android-through-xml/… Read More »
The following code shows animation of 5 images. -(void)viewDidLoad { NSArray *images = [NSArray arrayWithObjects: [UIImage imageNamed:@”pic1.jpeg”], [UIImage imageNamed:@”pic2.jpeg”], [UIImage imageNamed:@”pic3.jpg”], [UIImage imageNamed:@”pic4.jpeg”], [UIImage imageNamed:@”pic5.jpeg”], nil]; CGRect frame = CGRectMake(0,0,320,460); UIImageView *imageView = [[UIImageView alloc] initWithFrame:frame]; imageView.animationImages = images; imageView.contentMode = UIViewContentModeScaleAspectFit; imageView.animationDuration = 3; imageView.animationRepeatCount = 0; [imageView startAnimating]; [self.view addSubview:imageView]; [imageView release]; [super viewDidLoad]; }
Hello……… Sometimes you may want your body to act against the gravity of the world. One method to do this is described below. First what you have to do is to make a body in the shape of a circle and give it the image of a balloon as the userdata. Then in the tick function write this… Read More »
This sample code helps you to save a key and a corresponding value in windows Phone inside your application sandbox with the help of isolatedStorageSettings. PLease check this post before working around this post. How to save a text file in Windows Phone 7 or How to use isolated storage settings in Windows Phone 7? Here is the… Read More »
You can simulate any animations if you have a sequence of images which makes the illusion of that animations and rendering those images to the screen. In cocos2D it can be done in two ways, with sprite sheet animation and without sprite sheets. Here we are going to see how it can be done with out sprite sheet.… Read More »
The progress timer takes a sprite and, based on a percentage, displays only a part of it to visualize some kind of progress in your game. You can choose between radial, vertical, and horizontal progress timers. But the timer doesn’t update itself. You have to change the timer’s percentage value frequently to update the progress.
Hi all …….. Ofter we have trouble with loading continous images in ANDROID from our application directory. The reason is that all resources have a unique resource ID which we need to get to load these resources. The following example shows how to get these unique identifier from the “path” of the resource. For example Here I have… Read More »
Actually we have to do this by registering your application with the eventlisteners for NATIVE_DRAG_ENTER and NATIVE_DRAG_DROP. The following code shows how to do this. Just copy and paste the code to your MXML file and see the result. Drag and drop an image file from outside to your AIR application. import mx.controls.Alert; import mx.controls.Image; import flash.filesystem.File; private… Read More »
