Created
May 25, 2012 03:10
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the perfect raster.js
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var page = new WebPage(), | |
address, output, div; | |
if (phantom.args.length < 2 || phantom.args.length > 4) { | |
console.log('Usage: rasterize.js URL filename div'); | |
phantom.exit(); | |
} | |
address = phantom.args[0]; | |
output = phantom.args[1]; | |
div = phantom.args[2]; | |
//console.log(address, output, div) | |
function evaluate(page, func) { | |
var args = [].slice.call(arguments, 2); | |
var fn = "function() { return (" + func.toString() + ").apply(this, " + JSON.stringify(args) + ");}"; | |
return page.evaluate(fn); | |
} | |
function returnDivDimensions(div){ | |
var $el = jQuery(div); | |
var box = $el.offset() | |
box.height = $el.height(); | |
box.width = $el.width(); | |
return box; | |
} | |
page.onConsoleMessage = function (msg) { | |
//console.log("from page:" + msg); | |
}; | |
page.viewportSize = { width: 1000, height: 1000 } | |
page.open(address, function (status) { | |
//once page loaded, include jQuery from cdn | |
page.includeJs("http://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js", function() { | |
page.evaluate(function(){jQuery.noConflict()}) | |
var clip = evaluate(page, returnDivDimensions, div); | |
//take screenshot and exit | |
page.clipRect = clip; | |
page.render(output); | |
phantom.exit(); | |
}); | |
}); |
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