b0fb0933b5b7f38d39b04dc685b7005b03a4fea0
[fnpeditor.git] / modules / documentCanvas / commands.js
1 define([
2
3 ], function() {
4     
5 'use strict';
6
7
8 var gridToggled = false;
9
10 var commands = {
11     _cmds: {},
12     register: function(name, command) {
13         this._cmds[name] = command;
14     },
15
16     run: function(name, params, canvas) {
17         return this._cmds[name](canvas, params);
18     }
19 };
20
21 commands.register('unwrap-node', function(canvas) {
22     var cursor = canvas.getCursor(),
23         selectionStart = cursor.getSelectionStart(),
24         selectionEnd = cursor.getSelectionEnd(),
25         parent1 = selectionStart.element.parent() || undefined,
26         parent2 = selectionEnd.element.parent() || undefined;
27
28     if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
29         var selectionAnchor = cursor.getSelectionAnchor();
30         canvas.list.extractItems({element1: parent1, element2: parent2});
31         canvas.setCurrentElement(selectionAnchor.element, {caretTo: selectionAnchor.offset});
32     } else if(!cursor.isSelecting()) {
33         var toUnwrap = cursor.getPosition().element,
34             parent = toUnwrap.unwrap();
35         canvas.setCurrentElement(parent);
36     }
37 });
38
39 commands.register('wrap-node', function(canvas) {
40     var cursor = canvas.getCursor(),
41         selectionStart = cursor.getSelectionStart(),
42         selectionEnd = cursor.getSelectionEnd(),
43         parent1 = selectionStart.element.parent() || undefined,
44         parent2 = selectionEnd.element.parent() || undefined;
45
46     if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
47         canvas.list.create({element1: parent1, element2: parent2});
48     }
49 });
50
51 commands.register('toggle-list', function(canvas, params) {
52     var cursor = canvas.getCursor(),
53         selectionStart = cursor.getSelectionStart(),
54         selectionEnd = cursor.getSelectionEnd(),
55         parent1 = selectionStart.element.parent() || undefined,
56         parent2 = selectionEnd.element.parent() || undefined;
57
58     if(params.toggle) {
59         var selectionFocus = cursor.getSelectionFocus();
60         canvas.list.create({element1: parent1, element2: parent2});
61         canvas.setCurrentElement(selectionFocus.element, {caretTo: selectionFocus.offset});
62     } else {
63         if(canvas.list.areItemsOfTheSameList({element1: parent1, element2: parent2})) {
64             canvas.list.extractItems({element1: parent1, element2: parent2, merge: false});
65         } 
66     }
67 });
68
69 commands.register('toggle-grid', function(canvas, params) {
70     canvas.doc().dom().find('[wlxml-tag]').toggleClass('rng-common-hoveredNode', params.toggle);
71     gridToggled = params.toggle;
72 });
73
74 commands.register('newNodeRequested', function(canvas, params) {
75     var cursor = canvas.getCursor(),
76         selectionStart = cursor.getSelectionStart(),
77         selectionEnd = cursor.getSelectionEnd();
78
79     if(cursor.isSelecting() && cursor.isSelectingSiblings()) {
80         if(cursor.isSelectingWithinElement()) {
81             var newElement = selectionStart.element.wrapWithNodeElement({tag: params.wlxmlTag, klass: params.wlxmlClass, start: selectionStart.offset, end: selectionEnd.offset}),
82                 caretTo = selectionStart.offset < selectionEnd.offset ? 'start' : 'end';
83             canvas.setCurrentElement(newElement.children()[0], {caretTo: caretTo});
84         }
85         else {
86             var parent = selectionStart.element.parent(),
87                 caretTo = selectionStart.element.sameNode(cursor.getSelectionAnchor().element) ? 'end' : 'start';
88
89             var wrapper = canvas.wrapText({
90                 inside: parent,
91                 _with: {tag: params.wlxmlTag, klass: params.wlxmlClass},
92                 offsetStart: selectionStart.offset,
93                 offsetEnd: selectionEnd.offset,
94                 textNodeIdx: [parent.childIndex(selectionStart.element), parent.childIndex(selectionEnd.element)]
95             });
96
97             canvas.setCurrentElement(wrapper.children()[caretTo === 0 ? 0 : wrapper.children().length - 1], {caretTo: caretTo});
98         }
99     }
100 });
101
102
103 return {
104     run: function(name, params, canvas) {
105         return commands.run(name, params, canvas);
106     }
107 };
108
109 });