modules/documentCanvas/commands.js

   1 define([
   2 'modules/documentCanvas/canvas/documentElement'
   3 ], function(documentElement) {
   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('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     var selectionFocus = cursor.getSelectionFocus();
  59
  60     if(selectionStart.element.isInsideList() || selectionEnd.element.isInsideList()) {
  61         return;
  62     }
  63
  64     canvas.list.create({element1: parent1, element2: parent2});
  65
  66     canvas.setCurrentElement(selectionFocus.element, {caretTo: selectionFocus.offset});
  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()) {
  80         if(cursor.isSelectingSiblings()) {
  81             if(cursor.isSelectingWithinElement()) {
  82                 var newElement = selectionStart.element.wrapWithNodeElement({tag: params.wlxmlTag, klass: params.wlxmlClass, start: selectionStart.offset, end: selectionEnd.offset}),
  83                     caretTo = selectionStart.offset < selectionEnd.offset ? 'start' : 'end';
  84                 canvas.setCurrentElement(newElement.children()[0], {caretTo: caretTo});
  85             }
  86             else {
  87                 var parent = selectionStart.element.parent(),
  88                     caretTo = selectionStart.element.sameNode(cursor.getSelectionAnchor().element) ? 'end' : 'start';
  89
  90                 var wrapper = canvas.wrapText({
  91                     inside: parent,
  92                     _with: {tag: params.wlxmlTag, klass: params.wlxmlClass},
  93                     offsetStart: selectionStart.offset,
  94                     offsetEnd: selectionEnd.offset,
  95                     textNodeIdx: [parent.childIndex(selectionStart.element), parent.childIndex(selectionEnd.element)]
  96                 });
  97
  98                 canvas.setCurrentElement(wrapper.children()[caretTo === 0 ? 0 : wrapper.children().length - 1], {caretTo: caretTo});
  99             }
 100         } else {
 101             var siblingParents = canvas.getSiblingParents({element1: selectionStart.element, element2: selectionEnd.element})
 102             if(siblingParents) {
 103                 canvas.wrapElements({
 104                     element1: siblingParents.element1,
 105                     element2: siblingParents.element2,
 106                     _with: {tag: params.wlxmlTag, klass: params.wlxmlClass}
 107                 });
 108             }
 109         }
 110     } else if(canvas.getCurrentNodeElement()) {
 111         var el = canvas.getCurrentNodeElement().wrapWithNodeElement({tag: params.wlxmlTag, klass: params.wlxmlClass});
 112         canvas.setCurrentElement(el);
 113     }
 114
 115
 116 });
 117
 118 commands.register('footnote', function(canvas, params) {
 119     var cursor = canvas.getCursor(),
 120         position = cursor.getPosition(),
 121         asideElement;
 122
 123
 124     if(cursor.isSelectingWithinElement()) {
 125         asideElement = position.element.wrapWithNodeElement({tag: 'aside', klass: 'footnote', start: cursor.getSelectionStart().offset, end: cursor.getSelectionEnd().offset});
 126     } else {
 127         asideElement = position.element.divide({tag: 'aside', klass: 'footnote', offset: position.offset});
 128         asideElement.append({text: ''});
 129     }
 130
 131     asideElement.toggle(true);
 132     canvas.setCurrentElement(asideElement);
 133 });
 134
 135 commands.register('take-away-node', function(canvas) {
 136     var position = canvas.getCursor().getPosition(),
 137         element = position.element,
 138         nodeElement = element ? element.parent() : canvas.getCurrentNodeElement();
 139
 140     if(!nodeElement || !(nodeElement.parent()))
 141         return;
 142
 143
 144     var range = nodeElement.unwrapContents();
 145
 146     if(element) {
 147         var elementIsFirstChild = nodeElement.childIndex(element);
 148         if(element.bound()) {
 149             canvas.setCurrentElement(element, {caretTo: position.offset});
 150         } else {
 151             if(elementIsFirstChild) {
 152                 canvas.setCurrentElement(range.element1, {caretTo: 'end'});
 153             } else {
 154                 canvas.setCurrentElement(range.element2, {caretTo: 'end'});
 155             }
 156         }
 157     } else {
 158         canvas.setCurrentElement(range.element1, {caretTo: 'start'});
 159     }
 160
 161 });
 162
 163
 164 return {
 165     run: function(name, params, canvas) {
 166         return commands.run(name, params, canvas);
 167     }
 168 };
 169
 170 });