factor UndoManager out of plotly_util.js into polar/utils/

Author: etpinard

shelly/plotlyjs/static/plotlyjs/src/plotly_util.js

@@ -568,55 +568,3 @@ util.deepExtend = function(destination, source) {
     }
     return destination;
 };
-
-
-//Modified from https://github.com/ArthurClemens/Javascript-Undo-Manager
-//Copyright (c) 2010-2013 Arthur Clemens, [email protected]
-util.UndoManager = function(){
-    var undoCommands = [],
-            index = -1,
-            isExecuting = false,
-            callback;
-    function execute(command, action){
-        if(!command) return this;
-        isExecuting = true;
-        command[action]();
-        isExecuting = false;
-        return this;
-    }
-    return {
-        add: function(command){
-            if(isExecuting) return this;
-            undoCommands.splice(index + 1, undoCommands.length - index);
-            undoCommands.push(command);
-            index = undoCommands.length - 1;
-            return this;
-        },
-        setCallback: function(callbackFunc){ callback = callbackFunc; },
-        undo: function(){
-            var command = undoCommands[index];
-            if(!command) return this;
-            execute(command, 'undo');
-            index -= 1;
-            if(callback) callback(command.undo);
-            return this;
-        },
-        redo: function(){
-            var command = undoCommands[index + 1];
-            if(!command) return this;
-            execute(command, 'redo');
-            index += 1;
-            if(callback) callback(command.redo);
-            return this;
-        },
-        clear: function(){
-            undoCommands = [];
-            index = -1;
-        },
-        hasUndo: function(){ return index !== -1; },
-        hasRedo: function(){ return index < (undoCommands.length - 1); },
-        getCommands: function(){ return undoCommands; },
-        getPreviousCommand: function(){ return undoCommands[index-1]; },
-        getIndex: function(){ return index; }
-    };
-};

shelly/plotlyjs/static/plotlyjs/src/polar/micropolar_manager.js

@@ -3,11 +3,13 @@
 /* global d3:false */
 
 var manager = module.exports = {},
-    Plotly = require('../plotly');
+    Plotly = require('../plotly'),
+    UndoManager = require('./utils/undo_manager');
 
 manager.framework = function(_gd){
     var config, previousConfigClone, plot, convertedInput, container;
-    var undoManager = new Plotly.util.UndoManager();
+    var undoManager = new UndoManager();
+
     function exports(_inputConfig, _container){
         if(_container) container = _container;
         d3.select(d3.select(container).node().parentNode).selectAll('.svg-container>*:not(.chart-root)').remove();

shelly/plotlyjs/static/plotlyjs/src/polar/utils/undo_manager.js

@@ -0,0 +1,56 @@
+'use strict';
+
+//Modified from https://github.com/ArthurClemens/Javascript-Undo-Manager
+//Copyright (c) 2010-2013 Arthur Clemens, [email protected]
+module.exports = function UndoManager() {
+    var undoCommands = [],
+        index = -1,
+        isExecuting = false,
+        callback;
+
+    function execute(command, action){
+        if(!command) return this;
+
+        isExecuting = true;
+        command[action]();
+        isExecuting = false;
+
+        return this;
+    }
+
+    return {
+        add: function(command){
+            if(isExecuting) return this;
+            undoCommands.splice(index + 1, undoCommands.length - index);
+            undoCommands.push(command);
+            index = undoCommands.length - 1;
+            return this;
+        },
+        setCallback: function(callbackFunc){ callback = callbackFunc; },
+        undo: function(){
+            var command = undoCommands[index];
+            if(!command) return this;
+            execute(command, 'undo');
+            index -= 1;
+            if(callback) callback(command.undo);
+            return this;
+        },
+        redo: function(){
+            var command = undoCommands[index + 1];
+            if(!command) return this;
+            execute(command, 'redo');
+            index += 1;
+            if(callback) callback(command.redo);
+            return this;
+        },
+        clear: function(){
+            undoCommands = [];
+            index = -1;
+        },
+        hasUndo: function(){ return index !== -1; },
+        hasRedo: function(){ return index < (undoCommands.length - 1); },
+        getCommands: function(){ return undoCommands; },
+        getPreviousCommand: function(){ return undoCommands[index-1]; },
+        getIndex: function(){ return index; }
+    };
+};