{"json_modified": "2016-03-28T08:03:13.089176", "uuid": "302e1554-ff9d-49c4-aa73-5c79fc85a1f2", "title": "Touch.rotationAngle", "url": "/en-US/docs/Web/API/Touch/rotationAngle", "tags": ["API", "touch", "Property", "Experimental", "Mobile", "DOM"], "translations": [{"uuid": "8eeb587b-3569-48a9-bc91-46414f2ba7c5", "title": "Touch.rotationAngle", "url": "/zh-CN/docs/Web/API/Touch/rotationAngle", "tags": ["touch"], "summary": "\u8fd4\u56de\u4ee5\u5ea6\u4e3a\u5355\u4f4d\u7684\u65cb\u8f6c\u89d2. <code>\u7531radiusX</code> \u548c <code>radiusY</code> \u63cf\u8ff0\u7684\u6b63\u65b9\u5411\u7684\u692d\u5706\uff0c\u901a\u8fc7\u987a\u65f6\u9488\u65cb\u8f6c\u8fd9\u4e2a\u89d2\u5ea6\u540e\uff0c\u80fd\u6700\u7cbe\u786e\u5730\u8986\u76d6\u4f4f\u7528\u6237\u548c\u89e6\u6478\u5e73\u9762\u7684\u63a5\u89e6\u9762\u7684\u89d2\u5ea6. \u8fd9\u4e2a\u503c\u53ef\u80fd\u4ece0\u523090. \u8fd9\u4e09\u4e2a\u503c\u4e00\u8d77\u63cf\u8ff0\u4e86\u7528\u6237\u548c\u89e6\u6478\u5e73\u9762\u7684\u63a5\u89e6\u9762\u7684\u5f62\u72b6\u7684\u5927\u5c0f. \u4f8b\u5982, \u5f53\u7528\u6237\u4f7f\u7528\u624b\u6307\u548c\u5e73\u9762\u63a5\u89e6\u65f6, \u5b83\u53ef\u80fd\u662f\u4e00\u4e2a\u8f83\u5927\u7684\u692d\u5706, \u800c\u5f53\u7528\u6237\u4f7f\u7528\u89e6\u6478\u7b14\u65f6, \u5b83\u53ef\u80fd\u662f\u5f88\u5c0f\u7684\u692d\u5706.", "localization_tags": [], "locale": "zh-CN", "last_edit": "2014-10-28T06:25:43", "review_tags": []}], "modified": "2015-11-19T13:34:04", "label": "Touch.rotationAngle", "localization_tags": [], "locale": "en-US", "id": 7106, "last_edit": "2015-11-19T13:34:01", "summary": "Returns the rotation angle, in degrees, of the contact area ellipse defined by <a href=\"/en-US/docs/Web/API/Touch/radiusX\" title=\"Returns the X 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 Touch.screenX.\"><code>Touch.radiusX</code></a>\u00a0and <a href=\"/en-US/docs/Web/API/Touch/radiusY\" title=\"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 Touch.screenX.\"><code>Touch.radiusY</code></a>. The value may be between 0 and 90. Together, these three values describe an ellipse that approximates the size and shape of the area of contact between the user and the screen. This may be a relatively large ellipse representing the contact between a fingertip and the screen or a small area representing the tip of a stylus, for example.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Summary", "title": "Summary"}, {"id": "Syntax", "title": "Syntax"}, {"id": "Return_Value", "title": "Return value"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_Compatibility", "title": "Browser Compatibility"}], "slug": "Web/API/Touch/rotationAngle", "review_tags": []}