MaxImage.js

gistfile1.txt

exports.createView = function(args) {
	var imageView = Ti.UI.createImageView(args);
	
	imageView.setMaxImage = function(url, maxWidth, maxHeight){
		var preview = Ti.UI.createImageView();
		
		Ti.API.info("ImageView's width = " + imageView.getWidth());
		preview.addEventListener('load', function(e){
			Ti.API.info("Loaded preview, resizing...");
			var ratioX = imageView.getWidth() / image.width(); //hardcoded to imageView's max width since this is static to my needs, change for full functionality
			var ratioY = imageView.getWidth() / image.height();  //hardcoded for a square image for my needs, change to maxHeight for your needs
			var ratio = Math.min(ratioX, ratioY);
				
			var w = imageWidth * ratio;
			var h = imageHeight * ratio;
			
			imageView.setWidth(w);
			imageView.setHeight(h);
			imageView.image = url;
		});
		preview.image = url;
	};
	
	return imageView;
};