| Name | Type | Description |
|---|---|---|
| page | String | page coordinate system |
| client | String | browser scroll viewport bounding coordinate system |
| offset | String | offset coordinate system |
| screen | String | screen coordinate system |
| type | String |
|---|---|
|
page coordinate system
|
| type | String |
|---|---|
|
browser scroll viewport bounding coordinate system
|
| type | String |
|---|---|
|
offset coordinate system
|
| type | String |
|---|---|
|
screen coordinate system
|