| Value | Description |
|---|---|
| iearDisabled | Doesn't maintain the aspect ratio even when pressing ALT or using ShiftKeyLock) |
| iearALTKey | Maintains the aspect ratio only when pressing ALT or using ShiftKeyLock |
| iearAlways | The aspect ratio is always maintained (using any grips) |
| iearAlwaysOnCornerGrip | The aspect ratio is always maintained if the corner grips are used (or Alt key is pressed) |
| iearLayerDefaultOnCornerGrip | If the layer has a preferred aspect ratio then dragging the corner grip will maintain the aspect ratio, for side grips and other layer types the aspect ratio is not maintained (or Alt key is pressed) |