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* VisualEditor DataModel HeadingNode class.
*
* @copyright See AUTHORS.txt
*/
/**
* DataModel heading node.
*
* @class
* @extends ve.dm.ContentBranchNode
*
* @constructor
* @param {Object} [element] Reference to element in linear model
* @param {ve.dm.Node[]} [children]
*/
ve.dm.HeadingNode = function VeDmHeadingNode() {
// Parent constructor
ve.dm.HeadingNode.super.apply( this, arguments );
};
/* Inheritance */
OO.inheritClass( ve.dm.HeadingNode, ve.dm.ContentBranchNode );
/* Methods */
ve.dm.HeadingNode.prototype.compareForMerging = function ( otherNode ) {
return ve.dm.HeadingNode.super.prototype.compareForMerging.apply( this, arguments ) &&
this.getAttribute( 'level' ) === otherNode.getAttribute( 'level' );
};
/* Static Properties */
ve.dm.HeadingNode.static.name = 'heading';
ve.dm.HeadingNode.static.defaultAttributes = {
level: 1
};
ve.dm.HeadingNode.static.matchTagNames = [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6' ];
ve.dm.HeadingNode.static.toDataElement = function ( domElements ) {
const levels = {
h1: 1,
h2: 2,
h3: 3,
h4: 4,
h5: 5,
h6: 6
},
level = levels[ domElements[ 0 ].nodeName.toLowerCase() ];
return { type: this.name, attributes: { level: level } };
};
ve.dm.HeadingNode.static.toDomElements = function ( dataElement, doc ) {
const level = dataElement.attributes && dataElement.attributes.level || 1;
return [ doc.createElement( 'h' + level ) ];
};
ve.dm.HeadingNode.static.describeChange = function ( key, change ) {
Eif ( key === 'level' ) {
return ve.htmlMsg( 'visualeditor-changedesc-no-key',
// The following messages are used here:
// * visualeditor-formatdropdown-format-heading1
// * visualeditor-formatdropdown-format-heading2
// * visualeditor-formatdropdown-format-heading3
// * visualeditor-formatdropdown-format-heading4
// * visualeditor-formatdropdown-format-heading5
// * visualeditor-formatdropdown-format-heading6
this.wrapText( 'del', ve.msg( 'visualeditor-formatdropdown-format-heading' + change.from ) ),
this.wrapText( 'ins', ve.msg( 'visualeditor-formatdropdown-format-heading' + change.to ) )
);
}
// Parent method
return ve.dm.HeadingNode.super.static.describeChange.apply( this, arguments );
};
/* Registration */
ve.dm.modelRegistry.register( ve.dm.HeadingNode );
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