https://uscen.kr/js/common.js

1
2	function RndStr() {
3		this.str = '';
4		this.pattern = /^[a-zA-Z0-9]+$/;
5
6		this.setStr = function(n) {
7			if (!/^[0-9]+$/.test(n)) n = 0x10;
8			this.str = '';
9			for (var i = 0; i < n; i++) {
10				this.rndchar();
11			}
12		}
13
14		this.setType = function(s) {
15			switch (s) {
16				case '09': this.pattern = /^[0-9]+$/; break;
17				case 'az': this.pattern = /^[a-z]+$/; break;
18				case 'AZ': this.pattern = /^[A-Z]+$/; break;
19				case 'azAZ': this.pattern = /^[a-zA-Z]+$/; break;
20				case 'az09': this.pattern = /^[a-z0-9]+$/; break;
21				case 'AZ09': this.pattern = /^[A-Z0-9]+$/; break;
22				default: this.pattern = /^[a-zA-Z0-9]+$/;
23			}
24		}
25
26		this.getStr = function() {
27			return this.str;
28		}
29
30		this.rndchar = function() {
31			var rnd = Math.round(Math.random() * 1000);
32
33			if (!this.pattern.test(String.fromCharCode(rnd))) {
34				this.rndchar();
35			} else {
36				this.str += String.fromCharCode(rnd);
37			}
38		}
39	}
40
41
42	function controlImage(imgid, rzwidth) {
43		var jObj = $('img#' + imgid);
44		var w = jObj.width();
45		var maxWidth = rzwidth < 1 ? $('img#' + imgid).parentsUntil('div').parent().width() : rzwidth;
46		jObj.css({ visibility: 'hidden'});
47
48		if (w <= 0) {
49			window.setTimeout("controlImage('" + imgid + "')", 10);
50		} else {
51			if (w > maxWidth) {
52				jObj.width(maxWidth);
53			}
54			jObj.css({ visibility: 'visible'});
55		}
56	}
57
58
59	function fitImageSize(obj, maxWidth, maxHeight) {
60		var image = new Image();
61		image.onload = function(){
62			var width = image.width;
63			var height = image.height;
64			var scalex = maxWidth / width;
65			var scaley = maxHeight / height; if (maxHeight == 0) scaley = maxWidth * height / width;
66			var scale = (scalex < scaley) ? scalex : scaley;
67			if (scale > 1) scale = 1;
68
69			obj.width = scale * width;
70			obj.height = scale * height;
71			obj.style.display = "inline";
72		}
73		image.src = obj.src;
74	}