X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/ee83d407018193482c72fdc57a8cfea17d38127a..20ce93fdd697712c5b085145d85db9bb1b632f58:/modules/documentCanvas/canvas.js

diff --git a/modules/documentCanvas/canvas.js b/modules/documentCanvas/canvas.js
index cafed1a..ab8a578 100644
--- a/modules/documentCanvas/canvas.js
+++ b/modules/documentCanvas/canvas.js
@@ -1,232 +1,314 @@
-define([
-'libs/jquery-1.9.1.min',
-'libs/underscore-min',
-'modules/documentCanvas/transformations',
-'modules/documentCanvas/canvasNode',
-'libs/text!./template.html'
-], function($, _, transformations, canvasNode, template) {
-
-'use strict';
-
-var Canvas = function(html) {
-    this.dom = $(template);
-    this.content = this.dom.find('#rng-module-documentCanvas-content');
-    this.setHTML(html);
-};
-
-Canvas.prototype.setHTML = function(html) {
-    if(html) {
-        this.content.html(html);
-    }
-};
-
-Canvas.prototype.getContent = function() {
-    return this.content.contents();
-};
-
-Canvas.prototype.findNodes = function(desc) {
-    var selector = '';
-    if(typeof desc === 'string') {
-        selector = desc;
-    }
-    else {
-        if(desc.klass)
-            selector += '[wlxml-class=' + desc.klass + ']';
-        if(desc.tag)
-            selector += '[wlxml-tag=' + desc.tag + ']';
-    }
-    var toret = [];
-    this.content.find(selector).each(function() {
-        toret.push(canvasNode.create($(this)));
-    });
-    return toret;
-};
-
-Canvas.prototype.getNodeById = function(id) {
-    return canvasNode.create($(this.content.find('#' +id)));
-}
-
-Canvas.prototype.nodeAppend = function(options) {
-    var element; // = $(this.content.find('#' + options.context.id).get(0));
-    if(options.to === 'root') {
-        element = this.content;
-    } else {
-        element = $(this.content.find('#' + options.to.getId()).get(0));
-    }
-    element.append(options.node.dom);
-};
-
-Canvas.prototype.nodeInsertAfter = function(options) {
-    var element = $(this.content.find('#' + options.after.getId()).get(0));
-    element.after(options.node.dom);
-};
-
-Canvas.prototype.nodeWrap = function(options) {
-    options = _.extend({textNodeIdx: 0}, options);
-
-    var element = $(this.content.find('#' + options.inside.getId()).get(0));
-
-    var elementContents = element.contents();
-    if(elementContents.length === 0 || 
-       elementContents.length - 1 < options.textNodeIdx || 
-       elementContents.get(options.textNodeIdx).nodeType != 3)
-        return false;
-    var textElement = elementContents.get(options.textNodeIdx);
-
-    var prefix = textElement.data.substr(0, options.offsetStart);
-    var suffix = textElement.data.substr(options.offsetEnd);
-    var core = textElement.data.substr(options.offsetStart, options.offsetEnd - options.offsetStart);
-    options._with.setContent(core);
-
-    $(textElement).replaceWith(options._with.dom);
-    options._with.dom.before(prefix);
-    options._with.dom.after(suffix);
-};
-
-Canvas.prototype.nodeSplit = function(options) {
-    options = _.extend({textNodeIdx: 0}, options);
-    
-    var nodeToSplit = $(this.content.find('#' + options.node.getId()).get(0));
-    
-    var nodeContents = nodeToSplit.contents();
-    if(nodeContents.length === 0 || 
-       nodeContents.length - 1 < options.textNodeIdx || 
-       nodeContents.get(options.textNodeIdx).nodeType != 3)
-        return false;
-    
-    var textNode = $(nodeContents.get(options.textNodeIdx));
-
-    var succeedingNodes = [];
-    var passed = false;
-    nodeContents.each(function() {
-        var node = this;
-        if(passed)
-            succeedingNodes.push(node);
-        if(node === textNode.get(0))
-            passed = true;
-    });
-    
-    var prefix = $.trim(textNode.text().substr(0, options.offset));
-    var suffix = $.trim(textNode.text().substr(options.offset));
-    
-    textNode.before(prefix);
-    textNode.remove();
-    
-    var newNode = canvasNode.create({tag: nodeToSplit.attr('wlxml-tag'), klass: nodeToSplit.attr('wlxml-class')});
-    newNode.dom.append(suffix);
-    succeedingNodes.forEach(function(node) {
-        newNode.dom.append(node)
-    });
-    nodeToSplit.after(newNode.dom);
-    return newNode;
-};
-
-Canvas.prototype.nodeRemove = function(options) {
-    var toRemove = $(this.content.find('#' + options.node.getId()).get(0));
-    toRemove.remove();
-};
-
-Canvas.prototype.listCreate = function(options) {
-    var element1 = $(this.content.find('#' + options.start.getId()).get(0));
-    var element2 = $(this.content.find('#' + options.end.getId()).get(0));
-    if(!element1.parent().get(0) === element2.parent().get(0))
-        return false;
-        
-    var parent = element1.parent();
-    
-    if(parent.contents().index(element1) > parent.contents().index(element2)) {
-        var tmp = element1;
-        element1 = element2;
-        element2 = tmp;
-    }
-    
-    var nodesToWrap = [];
-    
-    var place = 'before';
-    var canvas = this;
-    parent.contents().each(function() {
-        var node = this;
-        if(node === element1.get(0))
-            place = 'inside';
-        if(place === 'inside') {
-            var $node;
-            if(node.nodeType === 3) {
-                $node = canvasNode.create({tag: 'div', content: $.trim(node.data)}).dom; //canvas._createNode('div').text(node.data);
-                $(node).remove();
-            }
-            else {
-                $node = $(node);
-            }
-            $node.attr('wlxml-class', 'item');
-            nodesToWrap.push($node);
-        }
-        if(node === element2.get(0))
-            return false;
-    });
-    
-    var list = canvasNode.create({tag: 'div', klass: 'list-items' + (options.type === 'enum' ? '-enum' : '')}).dom; //this._createNode('div', 'list-items');
-    
-    var parentNode = options.start.parent();
-    
-    var toret;
-    if(parentNode && parentNode.isOfClass('list-items')) {
-        list.wrap('<div wlxml-tag="div" wlxml-class="item" class="canvas-silent-item">');
-        toret = list.parent();
-    } else {
-        toret = list;
-    }
-        
-    
-    element1.before(toret);
-    
-    nodesToWrap.forEach(function(node) {
-        node.remove();
-        list.append(node);
-    });
-};
-
-Canvas.prototype.listRemove = function(options) {
-    var pointerElement = $(this.content.find('#' + options.pointer.getId()));
-    var listElement = options.pointer.getClass() === 'list-items' ? pointerElement : 
-        pointerElement.parents('[wlxml-class|="list-items"][wlxml-tag]');
-    
-    var nested = false;
-    if(listElement.length > 1) {
-        listElement = $(listElement[0]);
-        nested = true;
-    }
-    
-    if(nested) {
-        listElement.unwrap();
-    } else {
-        listElement.find('[wlxml-class=item]').each(function() {
-            $(this).removeAttr('wlxml-class');
-        });
-    }
-    listElement.children().unwrap();
-};
-
-Canvas.prototype.getPrecedingNode = function(options) {
-    var element = $(this.content.find('#' + options.node.getId()).get(0));
-    var prev = element.prev()
-    if(prev.length === 0)
-        prev = element.parent();
-    return canvasNode.create(prev);
-};
-
-Canvas.prototype.nodeInsideList = function(options) {
-    if(options.node) {
-        if(options.node.isOfClass('list-items') || options.node.isOfClass('item'))
-            return true;
-        var pointerElement = $(this.content.find('#' + options.node.getId()));
-        return pointerElement.parents('[wlxml-class=list-items], [wlxml-class=item]').length > 0;
-    }
-    return false;
-};
-
-
-return {
-    create: function(desc) { return new Canvas(desc); }
-};
-
+define([
+'libs/jquery-1.9.1.min',
+'libs/underscore-min',
+'modules/documentCanvas/transformations',
+'modules/documentCanvas/canvasNode',
+'libs/text!./template.html'
+], function($, _, transformations, canvasNode, template) {
+
+'use strict';
+
+var Canvas = function(html) {
+    this.dom = $(template);
+    this.content = this.dom.find('#rng-module-documentCanvas-content');
+    this.setHTML(html);
+};
+
+Canvas.prototype.setHTML = function(html) {
+    if(html) {
+        this.content.html(html);
+    }
+};
+
+Canvas.prototype.getContent = function() {
+    return this.content.contents();
+};
+
+Canvas.prototype.findNodes = function(desc) {
+    var selector = '';
+    if(typeof desc === 'string') {
+        selector = desc;
+    }
+    else {
+        if(desc.klass)
+            selector += '[wlxml-class=' + desc.klass + ']';
+        if(desc.tag)
+            selector += '[wlxml-tag=' + desc.tag + ']';
+    }
+    var toret = [];
+    this.content.find(selector).each(function() {
+        toret.push(canvasNode.create($(this)));
+    });
+    return toret;
+};
+
+Canvas.prototype.getNodeById = function(id) {
+    return canvasNode.create($(this.content.find('#' +id)));
+};
+
+Canvas.prototype.nodeAppend = function(options) {
+    var element; // = $(this.content.find('#' + options.context.id).get(0));
+    if(options.to === 'root') {
+        element = this.content;
+    } else {
+        element = $(this.content.find('#' + options.to.getId()).get(0));
+    }
+    element.append(options.node.dom);
+};
+
+Canvas.prototype.nodeInsertAfter = function(options) {
+    var element = $(this.content.find('#' + options.after.getId()).get(0));
+    element.after(options.node.dom);
+};
+
+Canvas.prototype.nodeWrap = function(options) {
+    options = _.extend({textNodeIdx: 0}, options);
+    if(typeof options.textNodeIdx === 'number')
+        options.textNodeIdx = [options.textNodeIdx];
+    
+    var container = $(this.content.find('#' + options.inside.getId()).get(0)),
+        containerContent = container.contents(),
+        idx1 = Math.min.apply(Math, options.textNodeIdx),
+        idx2 = Math.max.apply(Math, options.textNodeIdx),
+        textNode1 = $(containerContent.get(idx1)),
+        textNode2 = $(containerContent.get(idx2)),
+        sameNode = textNode1.get(0) === textNode2.get(0),
+        prefixOutside = textNode1.text().substr(0, options.offsetStart),
+        prefixInside = textNode1.text().substr(options.offsetStart),
+        suffixInside = textNode2.text().substr(0, options.offsetEnd),
+        suffixOutside = textNode2.text().substr(options.offsetEnd)
+    ;
+    
+    textNode1.after(options._with.dom);
+    textNode1.detach();
+    
+    options._with.dom.before(prefixOutside);
+    if(sameNode) {
+        var core = textNode1.text().substr(options.offsetStart, options.offsetEnd - options.offsetStart);
+        options._with.setContent(core);
+    } else {
+        textNode2.detach();
+        options._with.dom.append(prefixInside);
+        for(var i = idx1 + 1; i < idx2; i++) {
+            options._with.dom.append(containerContent[i]);
+        }
+        options._with.dom.append(suffixInside);
+    }
+    options._with.dom.after(suffixOutside);
+};
+
+Canvas.prototype.nodeUnwrap = function(options) {
+
+    var removeWithJoin = function(node) {
+        var contents = node.parent().contents(),
+            idx = contents.index(node),
+            prev = idx > 0 ? contents[idx-1] : null,
+            next = idx + 1 < contents.length ? contents[idx+1] : null;
+
+        if(prev && prev.nodeType === 3 && next && next.nodeType === 3) {
+            prev.data = prev.data + next.data;
+            $(next).remove();
+        }
+        node.remove();
+    };
+
+    var toUnwrap = $(this.content.find('#' + options.node.getId()).get(0));
+
+
+    var parent = toUnwrap.parent();
+    var parentContents = parent.contents();
+
+    if(toUnwrap.contents().length !== 1 || toUnwrap.contents()[0].nodeType !== 3)
+        return false;
+
+    var idx = parentContents.index(toUnwrap);
+
+    var combineWith,
+        action;
+
+    if(idx > 0 && parentContents[idx-1].nodeType === 3) {
+        combineWith = parentContents[idx-1];
+        action = 'append';
+    } else if(idx + 1 < parentContents.length && parentContents[idx+1].nodeType === 3) {
+        combineWith = parentContents[idx+1];
+        action = 'prepend';
+    }
+
+    if(combineWith) {
+        var text = 
+                (action === 'prepend' ? toUnwrap.text() : '') +
+                combineWith.data +
+                (action === 'append' ? toUnwrap.text() : '')
+        ;
+        combineWith.data = text;
+        removeWithJoin(toUnwrap);
+    } else {
+        if(parentContents.length === 1 || idx === 0) {
+            parent.append(toUnwrap.text());
+        } else {
+            toUnwrap.prev().after(toUnwrap.text());
+        }
+        toUnwrap.remove();
+    }
+};
+
+Canvas.prototype.nodeSplit = function(options) {
+    options = _.extend({textNodeIdx: 0}, options);
+    
+    var nodeToSplit = $(this.content.find('#' + options.node.getId()).get(0));
+    
+    var nodeContents = nodeToSplit.contents();
+    if(nodeContents.length === 0 || 
+       nodeContents.length - 1 < options.textNodeIdx || 
+       nodeContents.get(options.textNodeIdx).nodeType != 3)
+        return false;
+    
+    var textNode = $(nodeContents.get(options.textNodeIdx));
+
+    var succeedingNodes = [];
+    var passed = false;
+    nodeContents.each(function() {
+        var node = this;
+        if(passed)
+            succeedingNodes.push(node);
+        if(node === textNode.get(0))
+            passed = true;
+    });
+    
+    var prefix = $.trim(textNode.text().substr(0, options.offset));
+    var suffix = $.trim(textNode.text().substr(options.offset));
+    
+    textNode.before(prefix);
+    textNode.remove();
+    
+    var newNode = canvasNode.create({tag: nodeToSplit.attr('wlxml-tag'), klass: nodeToSplit.attr('wlxml-class')});
+    newNode.dom.append(suffix);
+    succeedingNodes.forEach(function(node) {
+        newNode.dom.append(node);
+    });
+    nodeToSplit.after(newNode.dom);
+    return newNode;
+};
+
+Canvas.prototype.nodeRemove = function(options) {
+    var toRemove = $(this.content.find('#' + options.node.getId()).get(0));
+    toRemove.remove();
+};
+
+Canvas.prototype.listCreate = function(options) {
+    var element1 = $(this.content.find('#' + options.start.getId()).get(0));
+    var element2 = $(this.content.find('#' + options.end.getId()).get(0));
+    if(element1.parent().get(0) !== element2.parent().get(0))
+        return false;
+        
+    var parent = element1.parent();
+    
+    if(parent.contents().index(element1) > parent.contents().index(element2)) {
+        var tmp = element1;
+        element1 = element2;
+        element2 = tmp;
+    }
+    
+    var nodesToWrap = [];
+    
+    var place = 'before';
+    var canvas = this;
+    parent.contents().each(function() {
+        var node = this;
+        if(node === element1.get(0))
+            place = 'inside';
+        if(place === 'inside') {
+            var $node;
+            if(node.nodeType === 3) {
+                $node = canvasNode.create({tag: 'div', content: $.trim(node.data)}).dom; //canvas._createNode('div').text(node.data);
+                $(node).remove();
+            }
+            else {
+                $node = $(node);
+            }
+            $node.attr('wlxml-class', 'item');
+            nodesToWrap.push($node);
+        }
+        if(node === element2.get(0))
+            return false;
+    });
+    
+    var list = canvasNode.create({tag: 'div', klass: 'list-items' + (options.type === 'enum' ? '-enum' : '')}).dom; //this._createNode('div', 'list-items');
+    
+    var parentNode = options.start.parent();
+    
+    var toret;
+    if(parentNode && parentNode.isOfClass('list-items')) {
+        list.wrap('<div wlxml-tag="div" wlxml-class="item" class="canvas-silent-item">');
+        toret = list.parent();
+    } else {
+        toret = list;
+    }
+        
+    
+    element1.before(toret);
+    
+    nodesToWrap.forEach(function(node) {
+        node.remove();
+        list.append(node);
+    });
+};
+
+Canvas.prototype.listRemove = function(options) {
+    var pointerElement = $(this.content.find('#' + options.pointer.getId()));
+    var listElement = options.pointer.isOfClass('list-items') ? pointerElement : 
+        pointerElement.parents('[wlxml-class|="list-items"][wlxml-tag]');
+    
+    var nested = false,
+        nestedLists;
+    if(listElement.length > 1) {
+        listElement = $(listElement[0]);
+        nested = true;
+    }
+    
+    if(nested) {
+        // We are only moving one level up
+        listElement.unwrap();
+    } else {
+        // We are removing the whole list
+        nestedLists = listElement.find('[wlxml-class=item] > [wlxml-class|=list-items]');
+        nestedLists.unwrap();
+        listElement.find('[wlxml-class=item]').each(function() {
+            $(this).removeAttr('wlxml-class');
+        });
+    }
+
+    listElement.children().unwrap();
+
+    var c = this;
+    if(nestedLists) {
+        nestedLists.each(function() {
+            c.listRemove({pointer: canvasNode.create($(this))});
+        });
+    }
+};
+
+Canvas.prototype.getPrecedingNode = function(options) {
+    var element = $(this.content.find('#' + options.node.getId()).get(0));
+    var prev = element.prev();
+    if(prev.length === 0)
+        prev = element.parent();
+    return canvasNode.create(prev);
+};
+
+Canvas.prototype.nodeInsideList = function(options) {
+    if(options.node) {
+        if(options.node.isOfClass('list-items') || options.node.isOfClass('item'))
+            return true;
+        var pointerElement = $(this.content.find('#' + options.node.getId()));
+        return pointerElement.parents('[wlxml-class=list-items], [wlxml-class=item]').length > 0;
+    }
+    return false;
+};
+
+
+return {
+    create: function(desc) { return new Canvas(desc); }
+};
+
 });
\ No newline at end of file