Returns the Y radius of the ellipse that most closely circumscribes the area of contact with the touch surface. The value is in CSS pixels of the same scale as
This value, in combination with
Touch.rotationAngle constructs an ellipse that approximates the size and shape of the area of contact between the user and the screen. This may be a large ellipse representing the contact between a fingertip and the screen or a small one representing the tip of a stylus, for example.
Note: This attribute has not been formally standardized. It is specified in the Touch Events – Level 2 Editor's Draft specification and not in Touch Events Recommendation. This attribute is not widely implemented.
var yRadius = touchItem.radiusY;
- The Y radius of the ellipse that most closely circumscribes the area of contact with the screen.
The Touch.radiusX example includes an example of this property's usage.
|Touch Events – Level 2||Editor's Draft||Non-stable version.|
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|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||39.0 -webkit
|Feature||Android||Android Webview||Chrome for Android||Firefox Mobile (Gecko)||Firefox OS||IE Mobile||Opera Mobile||Safari Mobile|
|Basic support||No support||39.0 -webkit