Avoid duplicating code

services/web/app/views/project/editor/pdf.pug

@@ -106,7 +106,7 @@ div.full-size.pdf(ng-controller="PdfController")
 				| #{translate("code_check_failed")}
 			a(
 				href,
-				ng-click="switchToFlatLayout()"
+				ng-click="switchToFlatLayout('pdf')"
 				ng-show="ui.pdfLayout == 'sideBySide'"
 				tooltip=translate('full_screen')
 				tooltip-placement="bottom"
@@ -116,7 +116,7 @@ div.full-size.pdf(ng-controller="PdfController")
 				i.full-screen
 			a(
 				href,
-				ng-click="switchToSideBySideLayout()"
+				ng-click="switchToSideBySideLayout('editor')"
 				ng-show="ui.pdfLayout == 'flat'"
 				tooltip=translate('split_screen')
 				tooltip-placement="bottom"

services/web/public/coffee/ide.coffee

@@ -190,6 +190,23 @@ define [
 		ide.localStorage = localStorage
 
 		ide.browserIsSafari = false
+
+		$scope.switchToFlatLayout = (view) ->
+			$scope.ui.pdfLayout = 'flat'
+			$scope.ui.view = view
+			ide.localStorage "pdf.layout", "flat"
+
+		$scope.switchToSideBySideLayout = (view) ->
+			$scope.ui.pdfLayout = 'sideBySide'
+			$scope.ui.view = view
+			localStorage "pdf.layout", "split"
+
+		if pdfLayout = localStorage("pdf.layout")
+			$scope.switchToSideBySideLayout() if pdfLayout == "split"
+			$scope.switchToFlatLayout() if pdfLayout == "flat"
+		else
+			$scope.switchToSideBySideLayout()
+
 		try
 			userAgent = navigator.userAgent
 			ide.browserIsSafari = (

services/web/public/coffee/ide/pdf/controllers/PdfController.coffee

@@ -588,22 +588,6 @@ define [
 					{doc, line} = data
 					ide.editorManager.openDoc(doc, gotoLine: line)
 
-		$scope.switchToFlatLayout = () ->
-			$scope.ui.pdfLayout = 'flat'
-			$scope.ui.view = 'pdf'
-			ide.localStorage "pdf.layout", "flat"
-
-		$scope.switchToSideBySideLayout = () ->
-			$scope.ui.pdfLayout = 'sideBySide'
-			$scope.ui.view = 'editor'
-			localStorage "pdf.layout", "split"
-
-		if pdfLayout = localStorage("pdf.layout")
-			$scope.switchToSideBySideLayout() if pdfLayout == "split"
-			$scope.switchToFlatLayout() if pdfLayout == "flat"
-		else
-			$scope.switchToSideBySideLayout()
-
 	App.factory "synctex", ["ide", "$http", "$q", (ide, $http, $q) ->
 		# enable per-user containers by default
 		perUserCompile = true