Category: Flash

Flash related tutorial and example

AS3: When and Why use “final” attribute 0

AS3: When and Why use “final” attribute

To prevent a class from being extended or a method from being overridden, we precede that class or method definition with the final attribute. How it works? To Final a class: final public class...

AS3: Recursive Functions vs Loop Functions 1

AS3: Recursive Functions vs Loop Functions

A recursive function is a function that calls itself. The following code shows a simple example of recursion. function trouble(){ trouble(); } A recursive function like above calls itself unconditionally, cause infinite recursion. To...

AS 3: Functions as Values 0

AS 3: Functions as Values

A function can be assigned to a variable, passed to a function, or returned from a function, just like any other values. For example, the following code defines a function, a() and then assigns...

Flash: the function of mergeAlpha in copyPixels 0

Flash: the function of mergeAlpha in copyPixels

the sytx of copyPixels is like this: copyPixels(sourceBitmap:BitmapData, sourceRect:Rectangle, destPoint:Point, [alphaBitmap:BitmapData], [alphaPoint:Point], [mergeAlpha:Boolean]) : Void Just assume, we have a destination BMP called desBMP, a sourceBitmap, and a alphaBitmap to provide secondary alpha setting....

Tags support in htmlText flash as3

Tags support in htmlText flash as3

1. anchor tag <a> </a> Three attributes are supported: 1.1 href: URL can be relativl or absolute. Notice: the absolute URL must begin with “http://”, otherwise, flash player will regard it as relative URL....

How to correctly use Flash htmlText 1

How to correctly use Flash htmlText

Textfield can support some html tag in flash, for example: info.htmlText = “<b>Bold</b>, <i>italic</i>, <u>underline</u>”; the result effect: Bold, italic, underline However, when you use htmlText adding text one by one, the new added...

Flash Google Map 5

Flash Google Map

Google Map, an useful tool in our daily life. Lots of us has already known how to use javascript version google map. Today, we will talk about how to use flash version and how...

Actionscript 3.0 – Flash Security Sandbox 2

Actionscript 3.0 – Flash Security Sandbox

Currently, there are 4 kinds of Security Sandbox for swf file. They are: Security.REMOTE – SWF file from Internet URL, following domain sandbox rules; Security.LOCAL_WITH_FILE – SWF file from local which can get local...

Actionscript 3.0 — String 0

Actionscript 3.0 — String

Here I am talking about some tricky things about “String” class in actionscript 3.0: We all know about the the operator like “+”, “+=” “<” “<=” “>” and “>=”. How actually they work in...