[string_truncate_fade] at tagSwap.net: Open Source Lasso Code

[string_truncate_fade]

Description

Link: [string_truncate_fade]

Author: Johan Sölve

Category: String

Version: 8.x

License: Public Domain

Posted: Jun. 24, 2009

Updated: Jan. 01, 0001

More by this author...

Fades out a string if it is too long, just as the address bar in Safari 4. Works best for black text on a white background, adjust the colors to use it on other backgrounds.

Parameters

-string	string, required
-length	integer, required

Sample Usage

string_truncate_fade('Too long string that needs to be truncated in a smooth way', 54);

Source Code

Click the "Download" button below to retrieve a copy of this tag, including the complete documentation and sample usage shown on this page. Place the downloaded ".inc" file in your LassoStartup folder, restart Lasso, and you can begin using this tag immediately.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

define_tag('string_truncate_fade', 
	-required='string', -type='string', 
	-required='length', -type='integer',
	-encodenone);
	#string -> size <= #length ? return(#string);
	local('output'=#string -> substring(1,#length),
		'pos'=integer,
		'colors'=array('#666', '#999', '#bbb', '#ddd'));
	// create fadeout
	loop(4);
		#pos=(#output -> size) - (4 - loop_count);
		#output=string_insert(#output, 
			-position=#pos,
			-text=(loop_count > 1 ? '</span>') 
				+ '<span style="color:' + (#colors -> get(loop_count)) + '">');
	/loop;
	#output += '</span>';
	return(#output);
/define_tag;

Related Tags

Comments

none