Awesome Screenshot > resouces > as-ff > lib > ui.js

Awesome Screenshot

function capture(option) {
	var window = mediator.getMostRecentWindow("navigator:browser")
//为了在v2ex显示方便，这里加了个回车
.gBrowser.contentWindow;
	var document = window.document;
	var html = document.documentElement;
	var w, h, x, y;
	switch(option) {
	case 'visible':
		x = 0;
		y = html.scrollTop;
		w = html.clientWidth;
		h = html.clientHeight;
		break;
	case 'entire':
		x = y = 0;
		w = html.scrollWidth;
		h = html.scrollHeight;
		break;
	case 'similar':
		var url = mediator.getMostRecentWindow("navigator:browser")
//为了在v2ex显示方便，这里加了个回车
.gBrowser.contentWindow.document.URL
		tabs.open('http://www.similarsites.com/search?
//为了在v2ex显示方便，这里加了个回车
searchURL='+encodeURIComponent(url)+'&ref=dg');
		break;
	}
	
	var canvas = document.createElement('canvas');
	canvas.width = w; 
	canvas.height = h; // need refinement
	canvas.style.display = 'none';
	document.body.appendChild(canvas);
	
	var ctx = canvas.getContext("2d");
	ctx.drawWindow(window, x, y, w, h, 'rgb(255, 255, 255)');
	
	captureData = {
		data: canvas.toDataURL(),
		taburl: window.location.href,
		tabtitle: document.title,
		w: w, h:h
	};	
	tabs.open({url: data.url('edit.html')});
}
function getCaptureData() {
	return captureData;
}