X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/7fbd869e69b05b5d9c9050aaf636b6660b6ace7c..d0e1e19934b1c67a46a9b9c271b5054455edc5ad:/src/editor/modules/documentCanvas/canvas/utils.js?ds=sidebyside diff --git a/src/editor/modules/documentCanvas/canvas/utils.js b/src/editor/modules/documentCanvas/canvas/utils.js index 41a2a0a..4e262a0 100644 --- a/src/editor/modules/documentCanvas/canvas/utils.js +++ b/src/editor/modules/documentCanvas/canvas/utils.js @@ -3,13 +3,14 @@ define([ ], function($) { 'use strict'; - +/* globals Node */ var nearestInDocumentOrder = function(selector, direction, element) { var parents = $(element).parents(), parent = parents.length ? $(parents[parents.length-1]) : element; var adj = parent.find(selector).filter(function() { + /*jshint bitwise: false*/ return this.compareDocumentPosition(element) & (direction === 'above' ? Node.DOCUMENT_POSITION_FOLLOWING : Node.DOCUMENT_POSITION_PRECEDING); }); @@ -17,39 +18,70 @@ var nearestInDocumentOrder = function(selector, direction, element) { return adj[direction === 'above' ? adj.length-1 : 0]; } return null; -} +}; -var findCanvasElement = function(node) { - if(node.nodeType === Node.ELEMENT_NODE) { - return node.getData('canvasElement'); - } +var getElementForElementRootNode = function(node, withParent) { if(node.nodeType === Node.TEXT_NODE) { - return findCanvasElementInParent(node, node.parent()) + return _getElementForRootTextNode(node, withParent); } + return node.getData('canvasElement'); }; -/** - * We take child and its parent as arguments separatly to - * handle situation where child was removed from WLXMLDocument - * and it lost reference to its parent (but we may still have it on canvas). -*/ -var findCanvasElementInParent = function(wlxmlChildNode, wlxmlParentNode) { - var parentElement = findCanvasElement(wlxmlParentNode), +var _getElementForRootTextNode = function(textNode, withParent) { + var parentElement = getElementForNode(withParent || textNode.parent()), toret; - parentElement.children().forEach(function(child) { - if(child.data('wlxmlNode').sameNode(wlxmlChildNode)) + parentElement.children().some(function(child) { + if(child.wlxmlNode.sameNode(textNode)) { toret = child; + return true; + } }); return toret; -} +}; + +var getElementForNode = function(node, withParent) { + if(node.nodeType === Node.TEXT_NODE) { + return _getElementForTextNode(node, withParent); + } + while(!node.getData('canvasElement')) { + node = node.parent(); + } + return node.getData('canvasElement'); +}; + +var _getElementForTextNode = function(textNode, withParent) { + var parentElement = getElementForNode(withParent || textNode.parent()), + toret; + parentElement.children().some(function(child) { + if(child.wlxmlNode.sameNode(textNode)) { + toret = child; + return true; + } + }); + return toret || parentElement; +}; + +var getElementForDetachedNode = function(node, originalParent) { + var ptr = originalParent; + if(ptr === null) { + return node.getData('canvasElement'); + } + while(!ptr.getData('canvasElement')) { + ptr = ptr.parent(); + } + return ptr.getData('canvasElement'); +}; + + return { nearestInDocumentOrder: nearestInDocumentOrder, - findCanvasElement: findCanvasElement, - findTextElementInParent: findTextElementInParent, unicode: { ZWS: '\u200B' - } + }, + getElementForNode: getElementForNode, + getElementForDetachedNode: getElementForDetachedNode, + getElementForElementRootNode: getElementForElementRootNode }; });