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  Retrieving channels from a 32-bit color

  Andrei Ionescu | 24.10.07 | Permalink | 2 Comments

  To isolate the color channels and alpha channel from a 32-bit color we use shifting and bitwise AND operator.

  var colorValue:uint = 0xFFFFCC99;
   
  // Isolate Alpha channel
  var alpha:uint = ( colorValue << 24 ) & 0xFF;
  // Isolate Red channel
  var red:uint = ( colorValue << 16 ) & 0xFF;
  // Isolate Green channel
  var green:uint = ( colorValue << 8 [...]

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FLEX{er} is a tool where information regarding Flex & Actionscript programming languages is gathered starting from general info like books and resources and going to examples of actionscript for specific problems. [...]

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comments

• Santana: Hi. Good site.
• Alek: Hi. Good site.
• And: http://mandrew182.org.ua/node/ 7 - Flex HTML tags and HTML tags comparison
• Raghu M: Thanks for the help: Andrei, Aaron and Eric. I had a similar problem which I sorted out after reading this...
• Andrei Ionescu: Hello Evan! Happy New Year! I don’t have a mac (yet) so I didn’t tested it on mac. You...