#targetengine "session"  
#target indesign  
 
function SnpCreateSlider () { 
	this.windowRef = null; 
} 
 
SnpCreateSlider.prototype.run = function() { 
	var retval = true; 
	 
	// Create a palette-type window (a modeless or floating dialog), 
	var win = new Window("palette", "SnpCreateSlider", [150, 150, 600, 300]);  
	this.windowRef = win; 
	 
	// Add a panel to contain the components 
	win.pnl = win.add("panel", [10, 10, 440, 100], "Move slider around"); 
	// Add some labels that describe the state of the slider 
	win.pnl.minLbl = win.pnl.add("statictext", [10, 47, 35, 60], "-180"); 
	win.pnl.curLbl = win.pnl.add("statictext", [121, 47, 170, 60], "0"); 
	win.pnl.maxLbl = win.pnl.add("statictext", [210, 47, 250, 60], "180"); 
	win.pnl.displayTextLbl = win.pnl.add("statictext", [290, 20, 380, 40], "Current value:"); 
	win.pnl.displayLbl = win.pnl.add("statictext", [385, 20, 425, 40], "0"); 
	// Add a slider control 
	win.pnl.sliderCtrl = win.pnl.add("slider", [20, 20, 230, 45], 0, -180, 180); 
 
	// Add buttons 
	win.doneButton = win.add("button",[320, 110, 420, 140] , "Close"); 
 
	// Define behavior for when the slider value changes 
	win.pnl.sliderCtrl.onChanging = function() { 
		var val = Math.round(win.pnl.sliderCtrl.value); 
		// Update the label text with the current slider value. 
		win.pnl.displayLbl.text = val; 
	}; 
	// Define behavior for when the slider is released 
	win.pnl.sliderCtrl.onChange = function() { 
		var val = Math.round(win.pnl.sliderCtrl.value); 
		rotateIt(val); 
	}; 
	// Define behavior for the "Exit" button  
	win.doneButton.onClick = function ()	{ 
		win.close(); 
	}; 
	// Display the window 
	win.center(); 
	win.show(); 
	return retval; 
} 
 
function checkSelection() { 
	if (app.documents.length == 0 || app.selection.length == 0) { 
		alert("Please select an object."); return false; 
	} 
	return true; 
} 
 
function rotateIt(Angle) { 
	if (!checkSelection()) return; 
	var myItems = app.selection; 
	var myAnchor = app.layoutWindows[0].transformReferencePoint; 
	 
	for (var j = myItems.length - 1; j >= 0; j--) { 
		var myItem = myItems[j]; 
		var myTransformationMatrix = app.transformationMatrices.add(); 
		var itemAngle = myItem.rotationAngle; 
		myTransformationMatrix = myTransformationMatrix.rotateMatrix(Angle-itemAngle); 
		myItem.transform(CoordinateSpaces.pasteboardCoordinates, myAnchor, myTransformationMatrix);  
	} 
} 
 
/** 
 "main program": construct an anonymous instance and run it 
  as long as we are not unit-testing this snippet. 
*/ 
if(typeof(SnpCreateSlider_unitTest) == "undefined") { 
    new SnpCreateSlider().run(); 
}