Specifies the horizontal position of the layer relative to the background image (layer 0). PosXD provides a double version of PosX if you need more accuracy.
These constants are also supported:
Const
Description
IELayer_Pos_Left
Adjust PosX so layer is aligned to the left of the background layer
IELayer_Pos_HCenter
Adjust PosX so layer is aligned to the horizontal center of the background layer
IELayer_Pos_Right
Adjust PosX so layer is aligned to the right of the background layer