//@author jzhang6	public void dragAndDropOffset(WebDriver driver,WebElement dragableEl, WebElement dropableEl, int offsetX, int offsetY){		Actions action = new Actions(driver);		action.clickAndHold(dragableEl).build().perform();		action.moveByOffset(offsetX, offsetY);		action.release(dropableEl);		action.build().perform();	}

 

//@author jzhang6	public void dragWidget(String widgetName){		WebElement widgetIconEl=page.getWidgetIconInDockMenu(widgetName);		((JavascriptExecutor) driver).executeScript("arguments[0].scrollIntoView();", widgetIconEl);				WebElement workspaceEl=page.getWorkSpace();		Point initialPositon = widgetIconEl.getLocation();		Point targetPositon = workspaceEl.getLocation();		int offsetX = (targetPositon.getX() - initialPositon.getX())/2;		int offsetY = (targetPositon.getY() - initialPositon.getY())/2;		System.out.println("Drag widget to : ("+offsetX+","+offsetY+")");				WebElement dropableEl=page.getDropableIconInWorkspace();				this.dragAndDropOffset(driver,widgetIconEl,dropableEl,offsetX, offsetY);				SeleniumUtil.waitUntilAllAjaxRequestCompletes(driver);		this.waitForLoadingDoneInNewWebPage(driver);	}