SaveIOsIcons

/**
* Remixer 1: @herkulano (http://www.herkulano.com)
* Remixer 2: @hotappsfactory (http://www.hotappsfactory.com)
* Thanks to: Niels Bosma (niels.bosma@motorola.com)
*/

var folder = Folder.selectDialog();
var document = app.activeDocument;
var suffix;
var boardSize;
/*
if (document && folder) {
	suffix = prompt("Prefix", "") || "";
}


if (document && folder) {
	boardSize = prompt("Board Size", "120") || "";
}
*/
if (document && folder) {
	var documentName = document.name.replace(".ai","");
	
	
	saveToRes(29, 1, documentName, "A", documentName + "_Ios", false);

	saveToRes(29 , 2, documentName, "A", documentName + "_Ios", false);
	saveToRes(29 , 3, documentName, "A", documentName + "_Ios", false);

	saveToRes(40,1, documentName, "A", documentName + "_Ios", false);	
	saveToRes(40 , 2, documentName, "A", documentName + "_Ios", false);	
	saveToRes(40 , 3, documentName, "A", documentName + "_Ios", false);	

	saveToRes(57, 1, documentName, "A", documentName + "_Ios", false);	
	saveToRes(57, 2, documentName, "A", documentName + "_Ios", false);	


	saveToRes(60 , 2, documentName, "A", documentName + "_Ios", false);	
	saveToRes(60 , 3, documentName, "A", documentName + "_Ios", false);	

	saveToRes(50 , 1, documentName, "A", documentName + "_Ios", false);	
	saveToRes(50 , 2, documentName, "A", documentName + "_Ios", false);	

	saveToRes(72 , 1, documentName, "A", documentName + "_Ios", false);	
	saveToRes(72 , 2, documentName, "A", documentName + "_Ios", false);	
	
	saveToRes(76 , 1, documentName, "A", documentName + "_Ios", false);	
	saveToRes(76 , 2, documentName, "A", documentName + "_Ios", false);	

	saveToRes(120, 1, documentName, "A", documentName + "_Ios", false);	

	saveToRes(76 , 2, documentName, "A", documentName + "_Ios", false);	
	
	//saveToRes(100, documentName, "A", "mdpi_" + documentName, true);
	//saveToRes(150, documentName, "A", "hdpi_" + documentName, true);
	//saveToRes(225, documentName, "A", "xhdpi_" + documentName, true);
}

/**
* Scale and export file suffixed by densitySuffix, in a specific folder named folderName
*/
function saveToRes(scaleTo, times, preffix, densitySuffix, folderName, lowerCase) {
	var i, ab, file, options;
		
	var myFolder = new Folder(folder.absoluteURI + "/" + folderName);
	if(!myFolder.exists) myFolder.create();
	
	for (i = document.artboards.length - 1; i >= 0; i--) {
		document.artboards.setActiveArtboardIndex(i);
		ab = document.artboards[i];
		
		boardSize = ab.artboardRect[1] - ab.artboardRect[0];

		
		var fileName = preffix + ab.name + suffix;
		
		if(lowerCase){
			var fileNameLowerCase = "";
			
			for (var j = 0; j < fileName.length; j++) {
				if(isUpperCase(fileName.charAt(j))){
					if(j > 0){
						fileNameLowerCase += "_";
					}
					 fileNameLowerCase += fileName.charAt(j).toLowerCase();
				}
				else{
					fileNameLowerCase += fileName.charAt(j);
				}
			}
			fileName = fileNameLowerCase;
		}
		if (times == 1) {
			timesTxt = "" ;	
		} else {
			timesTxt = "@" + times + "x";	
		} 
 

		file = new File(myFolder.fsName + "/" + 
			fileName  + "_" + densitySuffix + "_" + scaleTo + timesTxt +".png");
		
		options = new ExportOptionsPNG24();
		options.antiAliasing = true;
		options.transparency = true;
		options.artBoardClipping = true;

		//alert(" Scale to: " + scaleTo * times / boardSize  * 100 ) ;
		options.verticalScale =   (scaleTo * times / boardSize * 100 );
		options.horizontalScale =  (scaleTo * times / boardSize * 100);
		
		document.exportFile(file, ExportType.PNG24, options);
	}
}

function isUpperCase(myString) { 
      return (myString == myString.toUpperCase()); 
}