mediawiki-extensions-Visual.../modules/ve2/dm/nodes/ve.dm.HeadingNode.js
Trevor Parscal b62beed2e2 Added implementation for ve.dm.Converter.getDataFromDom
Change-Id: I8561d4a00ba630b86fb7bcd3e347fe2c6c2f6aa3
2012-06-06 17:47:27 -07:00

70 lines
1.7 KiB
JavaScript

/**
* DataModel node for a heading.
*
* @class
* @constructor
* @extends {ve.dm.BranchNode}
* @param {ve.dm.LeafNode[]} [children] Child nodes to attach
* @param {Object} [attributes] Reference to map of attribute key/value pairs
*/
ve.dm.HeadingNode = function( children, attributes ) {
// Inheritance
ve.dm.BranchNode.call( this, 'heading', children, attributes );
};
/* Static Members */
/**
* Node rules.
*
* @see ve.dm.NodeFactory
* @static
* @member
*/
ve.dm.HeadingNode.rules = {
'isWrapped': true,
'isContent': false,
'canContainContent': true,
'childNodeTypes': null,
'parentNodeTypes': null
};
/**
* Node converters.
*
* @see {ve.dm.Converter}
* @static
* @member
*/
ve.dm.HeadingNode.converters = {
'domElementTypes': ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'],
'toDomElement': function( type, element ) {
return element.attributes && ( {
1: ve.dm.createDomElement( 'h1' ),
2: ve.dm.createDomElement( 'h2' ),
3: ve.dm.createDomElement( 'h3' ),
4: ve.dm.createDomElement( 'h4' ),
5: ve.dm.createDomElement( 'h5' ),
6: ve.dm.createDomElement( 'h6' )
} )[element.attributes['level']];
},
'toDataElement': function( tag, element ) {
return ( {
'h1': { 'type': 'heading', 'attributes': { 'level': 1 } },
'h2': { 'type': 'heading', 'attributes': { 'level': 2 } },
'h3': { 'type': 'heading', 'attributes': { 'level': 3 } },
'h4': { 'type': 'heading', 'attributes': { 'level': 4 } },
'h5': { 'type': 'heading', 'attributes': { 'level': 5 } },
'h6': { 'type': 'heading', 'attributes': { 'level': 6 } }
} )[tag];
}
};
/* Registration */
ve.dm.nodeFactory.register( 'heading', ve.dm.HeadingNode );
/* Inheritance */
ve.extendClass( ve.dm.HeadingNode, ve.dm.BranchNode );