Macromedia Flash Professional 8 UNLEASHED [Electronic resources] نسخه متنی

The Textrenderer Class

The TexTRenderer class was created to provide more control over the advanced anti-aliasing capabilities of embedded fonts.

It is important when using this class to import it first at the beginning of your script, like this:

import flash.text.TextRenderer;

Properties

antiAliasType

Availability :
FP:8, AS:1.0

Generic Template :
Textrenderer.antiAliasType;

Description:

This string literal property controls the specific anti-aliasing type for the movie. Available options are

• default
  Using this option will restore anti-aliasing controls back to individual text fields.

• off
  This option will set all text fields' anti-aliasing to normal, overriding any individual settings.

• on
  This option will set all text fields' anti-aliasing to advanced, overriding any individual settings.

Example :

This example will set anti-aliasing for all text fields to normal:

import flash.text.TextRenderer;
TextRenderer.antiAliasType = "off";

maxLevel

Availability :
FP:8, AS:1.0

Generic Template :
Textrenderer.maxLevel;

Description:

This numerical value controls the level of ADF (Advanced Distance Fields) for all text fields in a movie; it can accept 3, 4, or 7, with 7 being of the highest quality.

Example :

This example will set ADF level to the maximum setting: 
import flash.text.TextRenderer;
TextRenderer.maxLevel = 7;

Methods

setAdvancedAntialiasingTable

Availability :
FP:8, AS:1.0

Generic Template :
TexTRenderer.setAdvancedAntialiasingTable(font, style, color, advancedTable);

Parameters:

• font
  The name of the font to be used as a string literal.

• style
  The style being used as a string literal. Possible values are "bold," "bolditalic," "italic," and "none."

• color
  This string literal can either be "dark" or "light."

• advancedTable
  An array of object elements representing GSM settings for

  font .

  • fontSize
    Pixel size of

    font .

  • insideCutOff
    Affects stroke weight; is usually a positive number.

  • outsideCutOff
    Affects stroke weight; is usually a negative number.

Description:

This method will set up a custom CSM lookup table for a given font.

Example :

This example will create a lookup table for the Arial font:

import flash.text.TextRenderer;
//items to add to the arrau
var item_obj:Object =
 {fontSize:12, insideCutoff:.5, outsideCutoff:-.5};
var item_obj2:Object = 
{fontSize:15, insideCutoff:.9, outsideCutoff:-.91};
//create the array
var lookup_array:Array =
 new Array(item_obj, item_obj2);
//setup the lookout table
TextRenderer.setAdvancedAntialiasingTable
("Arial", "bold", "dark", lookup_array);