From: Aleksander Łukasz <aleksander.lukasz@nowoczesnapolska.org.pl>
Date: Wed, 17 Jul 2013 11:50:29 +0000 (+0200)
Subject: Refactoring: Moving commands out of canvasManager
X-Git-Url: https://git.mdrn.pl/fnpeditor.git/commitdiff_plain/df0ff2d95fa546b84567c422db9aab4bbd63e8b2

Refactoring: Moving commands out of canvasManager
---

diff --git a/modules/documentCanvas/canvasManager.js b/modules/documentCanvas/canvasManager.js
index a306d14..69cfd07 100644
--- a/modules/documentCanvas/canvasManager.js
+++ b/modules/documentCanvas/canvasManager.js
@@ -23,7 +23,6 @@ var Manager = function(canvas, sandbox) {
     this.canvas = canvas;
     this.sandbox = sandbox;
     this.shownAlready = false;
-    this.gridToggled = false;
     this.scrollbarPosition = 0;
     this.currentNode = null;
     var manager = this;
@@ -182,56 +181,6 @@ Manager.prototype.onBackspaceKey = function(e) {
     }
 };
 
-Manager.prototype.command = function(command, params) {
-
-    var cursor = this.canvas.getCursor(),
-        selectionStart = cursor.getSelectionStart(),
-        selectionEnd = cursor.getSelectionEnd(),
-        parent1 = selectionStart.element.parent() || undefined,
-        parent2 = selectionEnd.element.parent() || undefined;
-
-    if(command === 'unwrap-node') {
-        if(this.canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
-            this.canvas.list.extractItems({element1: parent1, element2: parent2});
-        } else if(!cursor.isSelecting()) {
-            var toUnwrap = cursor.getPosition().element,
-                parent = toUnwrap.unwrap();
-            this.canvas.setCurrentElement(parent);
-        }
-    } else if(command === 'wrap-node') {
-        if(this.canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
-            this.canvas.list.create({element1: parent1, element2: parent2});
-        }
-    } else if(command === 'toggle-list') {
-        if(params.toggle) {
-            this.canvas.list.create({element1: parent1, element2: parent2});
-        } else {
-            if(this.canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
-                this.canvas.list.extractItems({element1: parent1, element2: parent2, merge: false});
-            } 
-        }
-    } else if(command == 'toggle-grid') {
-        this.canvas.doc().dom().find('[wlxml-tag]').toggleClass('rng-common-hoveredNode', params.toggle);
-        this.gridToggled = params.toggle;
-    } else if(command == 'newNodeRequested') {
-        if(cursor.isSelecting() && cursor.isSelectingSiblings()) {
-            if(cursor.isSelectingWithinElement()) {
-                selectionStart.element.wrapWithNodeElement({tag: params.wlxmlTag, klass: params.wlxmlClass, start: selectionStart.offset, end: selectionEnd.offset});
-            }
-            else {
-                var parent = selectionStart.element.parent();
-                this.canvas.wrapText({
-                    inside: parent,
-                    _with: {tag: params.wlxmlTag, klass: params.wlxmlClass},
-                    offsetStart: selectionStart.offset,
-                    offsetEnd: selectionEnd.offset,
-                    textNodeIdx: [parent.childIndex(selectionStart.element), parent.childIndex(selectionEnd.element)]
-                });
-            }
-        }
-    }
-};
-
 
 return Manager;
     
diff --git a/modules/documentCanvas/commands.js b/modules/documentCanvas/commands.js
new file mode 100644
index 0000000..52f03d8
--- /dev/null
+++ b/modules/documentCanvas/commands.js
@@ -0,0 +1,99 @@
+define([
+
+], function() {
+    
+'use strict';
+
+
+var gridToggled = false;
+
+var commands = {
+    _cmds: {},
+    register: function(name, command) {
+        this._cmds[name] = command;
+    },
+
+    run: function(name, params, canvas) {
+        return this._cmds[name](canvas, params);
+    }
+};
+
+commands.register('unwrap-node', function(canvas) {
+    var cursor = canvas.getCursor(),
+        selectionStart = cursor.getSelectionStart(),
+        selectionEnd = cursor.getSelectionEnd(),
+        parent1 = selectionStart.element.parent() || undefined,
+        parent2 = selectionEnd.element.parent() || undefined;
+
+    if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
+        canvas.list.extractItems({element1: parent1, element2: parent2});
+    } else if(!cursor.isSelecting()) {
+        var toUnwrap = cursor.getPosition().element,
+            parent = toUnwrap.unwrap();
+        canvas.setCurrentElement(parent);
+    }
+});
+
+commands.register('wrap-node', function(canvas) {
+    var cursor = canvas.getCursor(),
+        selectionStart = cursor.getSelectionStart(),
+        selectionEnd = cursor.getSelectionEnd(),
+        parent1 = selectionStart.element.parent() || undefined,
+        parent2 = selectionEnd.element.parent() || undefined;
+
+    if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
+        canvas.list.create({element1: parent1, element2: parent2});
+    }
+});
+
+commands.register('toggle-list', function(canvas, params) {
+    var cursor = canvas.getCursor(),
+        selectionStart = cursor.getSelectionStart(),
+        selectionEnd = cursor.getSelectionEnd(),
+        parent1 = selectionStart.element.parent() || undefined,
+        parent2 = selectionEnd.element.parent() || undefined;
+
+    if(params.toggle) {
+        canvas.list.create({element1: parent1, element2: parent2});
+    } else {
+        if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
+            canvas.list.extractItems({element1: parent1, element2: parent2, merge: false});
+        } 
+    }
+});
+
+commands.register('toggle-grid', function(canvas, params) {
+    canvas.doc().dom().find('[wlxml-tag]').toggleClass('rng-common-hoveredNode', params.toggle);
+    gridToggled = params.toggle;
+});
+
+commands.register('newNodeRequested', function(canvas, params) {
+    var cursor = canvas.getCursor(),
+        selectionStart = cursor.getSelectionStart(),
+        selectionEnd = cursor.getSelectionEnd();
+
+    if(cursor.isSelecting() && cursor.isSelectingSiblings()) {
+        if(cursor.isSelectingWithinElement()) {
+            selectionStart.element.wrapWithNodeElement({tag: params.wlxmlTag, klass: params.wlxmlClass, start: selectionStart.offset, end: selectionEnd.offset});
+        }
+        else {
+            var parent = selectionStart.element.parent();
+            canvas.wrapText({
+                inside: parent,
+                _with: {tag: params.wlxmlTag, klass: params.wlxmlClass},
+                offsetStart: selectionStart.offset,
+                offsetEnd: selectionEnd.offset,
+                textNodeIdx: [parent.childIndex(selectionStart.element), parent.childIndex(selectionEnd.element)]
+            });
+        }
+    }
+});
+
+
+return {
+    run: function(name, params, canvas) {
+        return commands.run(name, params, canvas);
+    }
+};
+
+});
\ No newline at end of file
diff --git a/modules/documentCanvas/documentCanvas.js b/modules/documentCanvas/documentCanvas.js
index 4cf3558..73917f7 100644
--- a/modules/documentCanvas/documentCanvas.js
+++ b/modules/documentCanvas/documentCanvas.js
@@ -6,7 +6,8 @@ define([
 './canvas',
 './canvasManager',
 './canvas/canvas',
-'libs/text!./template.html'], function(_, transformations, Canvas, CanvasManager, canvas3, template) {
+'./commands',
+'libs/text!./template.html'], function(_, transformations, Canvas, CanvasManager, canvas3, commands, template) {
 
 'use strict';
 
@@ -68,7 +69,7 @@ return function(sandbox) {
             canvas.setCurrentElement(element);
         },
         command: function(command, params) {
-            manager.command(command, params);
+            commands.run(command, params, canvas);
         }
     };