Output formatting wip: keeping excessive white space at the end of text intact

[fnpeditor.git] / modules / documentCanvas / canvas / documentElement.js

diff --git a/modules/documentCanvas/canvas/documentElement.js b/modules/documentCanvas/canvas/documentElement.js
index 5ac22fd..94b8422 100644 (file)
--- a/modules/documentCanvas/canvas/documentElement.js
+++ b/modules/documentCanvas/canvas/documentElement.js
@@ -1,7 +1,8 @@
 define([
 'libs/jquery-1.9.1.min',
-'libs/underscore-min'
-], function($, _) {
+'libs/underscore-min',
+'modules/documentCanvas/classAttributes'
+], function($, _, classAttributes) {
     
 'use strict';
 
@@ -52,6 +53,16 @@ $.extend(DocumentElement.prototype, {
         return null;
     },
 
+    parents: function() {
+        var parents = [],
+            parent = this.parent();
+        while(parent) {
+            parents.push(parent);
+            parent = parent.parent();
+        }
+        return parents;
+    },
+
     sameNode: function(other) {
         return other && (typeof other === typeof this) && other.dom()[0] === this.dom()[0];
     },
@@ -70,6 +81,27 @@ $.extend(DocumentElement.prototype, {
 
     markAsCurrent: function() {
         this.canvas.markAsCurrent(this);
+    },
+
+    getVerticallyFirstTextElement: function() {
+        var toret;
+        this.children().some(function(child) {
+            if(!child.isVisible())
+                return false; // continue
+            if(child instanceof DocumentTextElement) {
+                toret = child;
+                return true; // break
+            } else {
+                toret = child.getVerticallyFirstTextElement();
+                if(toret)
+                    return true; // break
+            }
+        });
+        return toret;
+    },
+
+    isVisible: function() {
+        return this instanceof DocumentTextElement || this.getWlxmlTag() !== 'metadata';
     }
 });
 
@@ -85,6 +117,12 @@ $.extend(DocumentNodeElement, {
             .attr('wlxml-tag', params.tag);
         if(params.klass)
             dom.attr('wlxml-class', params.klass.replace(/\./g, '-'));
+        if(params.meta) {
+            _.keys(params.meta).forEach(function(key) {
+                dom.attr('wlxml-meta-'+key, params.meta[key]);
+            });
+        }
+        dom.data('other-attrs', params.others);
         return dom;
     },
 
@@ -111,15 +149,53 @@ var manipulate = function(e, params, action) {
 DocumentNodeElement.prototype = new DocumentElement();
 
 $.extend(DocumentNodeElement.prototype, {
+    data: function() {
+        var dom = this.dom(),
+            args = Array.prototype.slice.call(arguments, 0);
+        if(args.length === 2 && args[1] === undefined)
+            return dom.removeData(args[1]);
+        return dom.data.apply(dom, arguments);
+    },
+    toXML: function(level) {
+        var node = $('<' + this.getWlxmlTag() + '>'),
+            toret = $('<div>');
+        if(this.getWlxmlClass())
+            node.attr('class', this.getWlxmlClass());
+        var meta = this.getWlxmlMetaAttrs();
+        meta.forEach(function(attr) {
+            if(attr.value)
+                node.attr('meta-' + attr.name, attr.value);
+        });
+        _.keys(this.data('other-attrs') || {}).forEach(function(key) {
+            node.attr(key, this.data('other-attrs')[key]);
+        }, this);
+
+        if(this.data('orig-before') !== undefined) {
+            toret.append(document.createTextNode(this.data('orig-before')));
+        } else if(level && this.getWlxmlTag() !== 'span') {
+            toret.append('\n' + (new Array(level * 2 + 1)).join(' '));
+        }
+        if(this.data('orig-append') !== undefined) {
+            node.append(this.data('orig-append'));
+            //toret = toret.prepend(document.createTextNode(this.data('orig-prepend')));
+        } else if(this.getWlxmlTag() !== 'span'){
+            node.append('\n' + (new Array(level * 2 + 1)).join(' '));
+        }
+
+        toret.append(node);
+        return toret.contents();
+    },
     append: function(params) {
-        manipulate(this, params, 'append');
+        if(params.tag !== 'span')
+            this.data('orig-append', undefined);
+        return manipulate(this, params, 'append');
     },
     before: function(params) {
-        manipulate(this, params, 'before');
+        return manipulate(this, params, 'before');
 
     },
     after: function(params) {
-        manipulate(this, params, 'after');
+        return manipulate(this, params, 'after');
     },
     children: function() {
         var toret = [];
@@ -161,12 +237,17 @@ $.extend(DocumentNodeElement.prototype, {
     getWlxmlClass: function() {
         var klass = this.dom().attr('wlxml-class');
         if(klass)
-            return klass.replace('-', '.');
+            return klass.replace(/-/g, '.');
         return undefined;
     },
     setWlxmlClass: function(klass) {
+        this.getWlxmlMetaAttrs().forEach(function(attr) {
+            if(!classAttributes.hasMetaAttr(klass, attr.name))
+                this.dom().removeAttr('wlxml-meta-' + attr.name);
+        }, this);
+
         if(klass)
-            this.dom().attr('wlxml-class', klass);
+            this.dom().attr('wlxml-class', klass.replace(/\./g, '-'));
         else
             this.dom().removeAttr('wlxml-class');
     },
@@ -174,6 +255,22 @@ $.extend(DocumentNodeElement.prototype, {
         if(what === 'list' && _.contains(['list-items', 'list-items-enum'], this.dom().attr('wlxml-class')))
             return true;
         return false;
+    },
+
+
+    getWlxmlMetaAttr: function(attr) {
+        return this.dom().attr('wlxml-meta-'+attr);
+    },
+    getWlxmlMetaAttrs: function() {
+        var toret = [];
+        var attrList = classAttributes.getMetaAttrsList(this.getWlxmlClass());
+        attrList.all.forEach(function(attr) {
+            toret.push({name: attr.name, value: this.getWlxmlMetaAttr(attr.name) || ''});
+        }, this);
+        return toret;
+    },
+    setWlxmlMetaAttr: function(attr, value) {
+        this.dom().attr('wlxml-meta-'+attr, value);
     }
 });
 
@@ -202,6 +299,9 @@ $.extend(DocumentTextElement, {
 DocumentTextElement.prototype = new DocumentElement();
 
 $.extend(DocumentTextElement.prototype, {
+    toXML: function() {
+        return this.getText();
+    },
     _setupDOMHandler: function(htmlElement) {
         var $element = $(htmlElement);
         if(htmlElement.nodeType === Node.TEXT_NODE)
@@ -257,8 +357,10 @@ $.extend(DocumentTextElement.prototype, {
         }
     },
     unwrap: function() {
-        var parent = this.parent();
+        var parent = this.parent(),
+            toret;
         if(parent.children().length === 1) {
+            toret = parent.parent();
             var grandParent = parent.parent();
             if(grandParent) {
                 var grandParentChildren = grandParent.children(),
@@ -278,6 +380,7 @@ $.extend(DocumentTextElement.prototype, {
                 parent.after(this);
             }
             parent.detach();
+            return toret;
         }
     },
     split: function(params) {
@@ -310,6 +413,8 @@ $.extend(DocumentTextElement.prototype, {
         succeedingChildren.forEach(function(child) {
             newElement.append(child);
         });
+
+        return {first: parentElement, second: newElement};
     },
 });