Photoshop-like Ruler Tool For Layout Design - jQuery ruler.js

Photoshop-like Ruler Tool For Layout Design - jQuery ruler.js
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License: MIT
   

ruler.js is a jQuery plugin to generate horizontal & vertical rulers for web layout design that can be used to position HTML elements precisely. It also has the ability to display the current x/y coordinates as you hover and move the mouse. Dual licensed under the MIT & GPL licenses.

See also:

How to use it:

1. Include the needed jQuery library and modernizr.js on the webpage.

<script src="/path/to/jquery.min.js"></script>
<script src="/path/to/modernizr.min.js"></script>

2. Download and include the jQuery ruler.js script after jQuery library.

<script src="jquery.ruler.js"></script>

3. Call the function and generate the rules on the whole web page.

$(function() {
  $('body').ruler();    
});

4. Customize the rulers with the following settings.

$(function() {
  $('body').ruler({
    vRuleSize: 18,
    hRuleSize: 18,
    showCrosshair : true,
    showMousePos: true
  });    
});

5. Change the default styles of the rulers, ticks, and labels in the CSS.

.ruler {
  background: rgba(255,255,255,1);
  color: #444;
  font-family: source code pro, "Arial Narrow", "Helvetica Neue", Helvetica, Arial, Veranda, sans-serif;
  font-size: 12px;
  line-height: 14px;
  overflow: hidden;
}

.ruler > div { background: #444; }

.hRule {
  position: fixed;
  width: 100%;
  height: 18px;
  left: 0px;
  top: 0px;
  border-bottom: 1px solid;
  z-index: 9;
}

.vRule {
  position: absolute;
  min-height: 100%;
  width: 18px;
  left: 0px;
  top: 0px;
  border-right: 1px solid;
  z-index: 9;
}

.corner {
  position: fixed;
  top: 0px;
  left: 0px;
  width: 18px;
  height: 18px;
  border-right: 1px solid;
  border-bottom: 1px solid;
  z-index: 10;
}

.hRule .tickLabel {
  position: absolute;
  top: 0px;
  width: 1px;
  height: 100%;
  text-indent: 1px;
}

.hRule .tickMajor {
  position: absolute;
  bottom: 0px;
  width: 1px;
  height: 6px;
}

.hRule .tickMinor {
  position: absolute;
  bottom: 0px;
  width: 1px;
  height: 4px;
}

.vRule .tickLabel {
  position: absolute;
  right: 0px;
  height: 1px;
  width: 100%;
  text-indent: 1px;
}

.vRule .tickLabel span {
  display: block;
  position: absolute;
  top: 1px;
  right: 0px;
  margin-right: 18px;
  -webkit-transform: rotate(-90deg);
  -moz-transform: rotate(-90deg);
  -ms-transform: rotate(-90deg);
  -o-transform: rotate(-90deg);
  transform: rotate(-90deg);
  -webkit-transform-origin: top right;
  -moz-transform-origin: top right;
  -ms-transform-origin: top right;
  -o-transform-origin: top right;
  transform-origin: top right;
}

.vRule .tickMajor {
  position: absolute;
  right: 0px;
  height: 1px;
  width: 6px;
}

.vRule .tickMinor {
  position: absolute;
  right: 0px;
  height: 1px;
  width: 4px;
}

This awesome jQuery plugin is developed by hilliuse. For more Advanced Usages, please check the demo page or visit the official website.