Current File : //www/varak.net/wiki.varak.net/extensions/VisualEditor/lib/ve/src/ce/ve.ce.Selection.js
/*!
* VisualEditor Selection class.
*
* @copyright 2011-2016 VisualEditor Team and others; see http://ve.mit-license.org
*/
/**
* @class
* @abstract
* @constructor
* @param {ve.dm.Selection} model Selection model
* @param {ve.ce.Surface} surface Surface view
*/
ve.ce.Selection = function VeCeSelection( model, surface ) {
this.model = model;
this.surface = surface;
};
/* Inheritance */
OO.initClass( ve.ce.Selection );
/* Static Properties */
ve.ce.Selection.static.type = null;
/* Static methods */
/**
* Create a new selection view from a selection model
*
* @param {ve.dm.Selection} model Selection model
* @param {ve.ce.Surface} surface Surface view
* @return {ve.ce.Selection} Selection view
*/
ve.ce.Selection.static.newFromModel = function ( model, surface ) {
return ve.ce.selectionFactory.create( model.getName(), model, surface );
};
/* Method */
/**
* Get the surface view this selection exists on
*
* @return {ve.ce.Surface} Surface view
*/
ve.ce.Selection.prototype.getSurface = function () {
return this.surface;
};
/**
* Get the selection model
*
* @return {ve.dm.Selection} Selection model
*/
ve.ce.Selection.prototype.getModel = function () {
return this.model;
};
/**
* Get the rectangles of the selection relative to the surface.
*
* @abstract
* @return {Object[]|null} Selection rectangles
*/
ve.ce.Selection.prototype.getSelectionRects = null;
/**
* Get the start and end rectangles of the selection relative to the surface.
*
* @abstract
* @return {Object|null} Start and end selection rectangles
*/
ve.ce.Selection.prototype.getSelectionStartAndEndRects = function () {
return ve.getStartAndEndRects( this.getSelectionRects() );
};
/**
* Get the coordinates of the selection's bounding rectangle relative to the surface.
*
* @abstract
* @return {Object|null} Selection rectangle, with keys top, bottom, left, right, width, height
*/
ve.ce.Selection.prototype.getSelectionBoundingRect = null;
/**
* Check if the selection covers a focused node
*
* @abstract
* @return {boolean} The selection covers a focused node
*/
ve.ce.Selection.prototype.isFocusedNode = null;
/**
* Check if the selection is a native cursor selection
*
* @abstract
* @return {boolean} The selection covers a focused node
*/
ve.ce.Selection.prototype.isNativeCursor = null;
/**
* Check if two selections are equal
*
* @param {ve.ce.Selection} other Other selection
* @return {boolean} Selections are equal
*/
ve.ce.Selection.prototype.equals = function ( other ) {
return this.getSurface() === other.getSurface() &&
this.getModel().equals( other.getModel() );
};
/**
* Get the block directionality of the selection
*
* Note: This is not the direction of the selection (e.g. ve.Range#isBackwards); it is the
* computed block-level CSS directionality. The actual directionality at any point within the
* selection depends on both this and the browser's implementation of BIDI algorithm.
*
* @abstract
* @return {string} 'rtl', 'ltr'
*/
ve.ce.Selection.prototype.getDirection = null;
/* Factory */
ve.ce.selectionFactory = new OO.Factory();
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