ibo escreveu:
> Have anyone worked on something like this before? What I want is to
> highlight the word by changing the background color of each keyword
> from a sentence/paragraph.
>
> Here is my code so far:
>
> private function applyTextHighlight(textField:UIComponent,
> listOfWordPositions:Array):void {
> var textArea:TextArea = TextArea(textField);
> var tr:TextRange = new TextRange(textArea);
>
> tr.htmlText = textArea["htmlText"];
>
> for (var i:int=0; i<listOfWordPositions.length; i++)
> {
> var metaWord:WordPositions = listOfWordPositions[i];
> tr.beginIndex = metaWord.startIndex;
> tr.endIndex = metaWord.endIndex;
> tr.htmlText = formattedText(tr.text,
> metaWord.color);
> //tr["color"] = metaWord.color;
> //tr["fontWeight"] = "bold";
> //tr["fontSize"] = 12;
> }
> }
>
> private function formattedText(text:String, color:uint):String {
> return "<FONT style='BACKGROUND-COLOR: " + color + "'>" +
> text + "</FONT>";
> }
>
>
> TextRange seems to be very limited on how much you can format your
> html text so I'm not surprised it doesnt really fully support HTML.
> Any workaround to get a similar behavior?
> Changing the text color, size and weight works though (see commented
> out lines).
>
> -Stephen
>
>
>
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hi,
have you tried the highlighter from flexlib? take a look at:
http://flexlib.googlecode.com/svn/trunk/examples/Highlighter/Highlighter_Sample.swf
kind regards,
Frederico Garcia
