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<pre class="prettyprint lang-js"><span id='Ext-util-Region'>/**
-</span> * @class Ext.util.Region
- * @extends Object
+</span> * This class represents a rectangular region in X,Y space, and performs geometric
+ * transformations or tests upon the region.
*
- * <p>This class represents a rectangular region in X,Y space, and performs geometric
- * transformations or tests upon the region.</p>
- * <p>This class may be used to compare the document regions occupied by elements.</p>
+ * This class may be used to compare the document regions occupied by elements.
*/
-
Ext.define('Ext.util.Region', {
/* Begin Definitions */
requires: ['Ext.util.Offset'],
statics: {
-<span id='Ext-util-Region-method-getRegion'> /**
+<span id='Ext-util-Region-static-method-getRegion'> /**
</span> * @static
* Retrieves an Ext.util.Region for a particular element.
- * @param {Mixed} el An element ID, htmlElement or Ext.core.Element representing an element in the document.
+ * @param {String/HTMLElement/Ext.Element} el An element ID, htmlElement or Ext.Element representing an element in the document.
* @returns {Ext.util.Region} region
*/
getRegion: function(el) {
return Ext.fly(el).getPageBox(true);
},
-<span id='Ext-util-Region-method-from'> /**
+<span id='Ext-util-Region-static-method-from'> /**
</span> * @static
- * Creates a Region from a "box" Object which contains four numeric properties <code>top</code>, <code>right</code>, <code>bottom</code> and <code>left</code>.
- * @param {Object} o An object with <code>top</code>, <code>right</code>, <code>bottom</code> and <code>left</code> properties.
+ * Creates a Region from a "box" Object which contains four numeric properties `top`, `right`, `bottom` and `left`.
+ * @param {Object} o An object with `top`, `right`, `bottom` and `left` properties.
* @return {Ext.util.Region} region The Region constructed based on the passed object
*/
from: function(o) {
<span id='Ext-util-Region-method-contains'> /**
</span> * Checks if this region completely contains the region that is passed in.
* @param {Ext.util.Region} region
+ * @return {Boolean}
*/
contains : function(region) {
var me = this;
<span id='Ext-util-Region-method-union'> /**
</span> * Returns the smallest region that contains the current AND targetRegion.
* @param {Ext.util.Region} region
+ * @return {Ext.util.Region} a new region
*/
union : function(region) {
var me = this,
<span id='Ext-util-Region-method-constrainTo'> /**
</span> * Modifies the current region to be constrained to the targetRegion.
* @param {Ext.util.Region} targetRegion
+ * @return {Ext.util.Region} this
*/
constrainTo : function(r) {
var me = this,
* @param {Number} right right offset
* @param {Number} bottom bottom offset
* @param {Number} left left offset
+ * @return {Ext.util.Region} this
*/
adjust : function(t, r, b, l) {
var me = this;
<span id='Ext-util-Region-method-getOutOfBoundOffset'> /**
</span> * Get the offset amount of a point outside the region
- * @param {String} axis optional
- * @param {Ext.util.Point} p the point
+ * @param {String} [axis]
+ * @param {Ext.util.Point} [p] the point
* @return {Ext.util.Offset}
*/
getOutOfBoundOffset: function(axis, p) {
<span id='Ext-util-Region-method-isOutOfBound'> /**
</span> * Check whether the point / offset is out of bound
- * @param {String} axis optional
- * @param {Ext.util.Point/Number} p the point / offset
+ * @param {String} [axis]
+ * @param {Ext.util.Point/Number} [p] the point / offset
* @return {Boolean}
*/
isOutOfBound: function(axis, p) {
return (p < this.y || p > this.bottom);
},
- /*
- * Restrict a point within the region by a certain factor.
- * @param {String} axis Optional
- * @param {Ext.util.Point/Ext.util.Offset/Object} p
- * @param {Number} factor
+<span id='Ext-util-Region-method-restrict'> /**
+</span> * Restrict a point within the region by a certain factor.
+ * @param {String} [axis]
+ * @param {Ext.util.Point/Ext.util.Offset/Object} [p]
+ * @param {Number} [factor]
* @return {Ext.util.Point/Ext.util.Offset/Object/Number}
+ * @private
*/
restrict: function(axis, p, factor) {
if (Ext.isObject(axis)) {
}
},
- /*
- * Restrict an offset within the region by a certain factor, on the x-axis
+<span id='Ext-util-Region-method-restrictX'> /**
+</span> * Restrict an offset within the region by a certain factor, on the x-axis
* @param {Number} p
- * @param {Number} factor The factor, optional, defaults to 1
- * @return
+ * @param {Number} [factor=1] The factor.
+ * @return {Number}
+ * @private
*/
restrictX : function(p, factor) {
if (!factor) {
return p;
},
- /*
- * Restrict an offset within the region by a certain factor, on the y-axis
+<span id='Ext-util-Region-method-restrictY'> /**
+</span> * Restrict an offset within the region by a certain factor, on the y-axis
* @param {Number} p
- * @param {Number} factor The factor, optional, defaults to 1
+ * @param {Number} [factor] The factor, defaults to 1
+ * @return {Number}
+ * @private
*/
restrictY : function(p, factor) {
if (!factor) {
return p;
},
- /*
- * Get the width / height of this region
+<span id='Ext-util-Region-method-getSize'> /**
+</span> * Get the width / height of this region
* @return {Object} an object with width and height properties
+ * @private
*/
getSize: function() {
return {
<span id='Ext-util-Region-method-copyFrom'> /**
</span> * Copy the values of another Region to this Region
- * @param {Region} The region to copy from.
+ * @param {Ext.util.Region} p The region to copy from.
* @return {Ext.util.Region} This Region
*/
copyFrom: function(p) {
<span id='Ext-util-Region-method-translateBy'> /**
</span> * Translate this region by the given offset amount
- * @param {Ext.util.Offset/Object} offset Object containing the <code>x</code> and <code>y</code> properties.
+ * @param {Ext.util.Offset/Object} x Object containing the `x` and `y` properties.
* Or the x value is using the two argument form.
- * @param {Number} The y value unless using an Offset object.
+ * @param {Number} y The y value unless using an Offset object.
* @return {Ext.util.Region} this This Region
*/
translateBy: function(x, y) {
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