Sets or retrieves the "On" portion of the gradient color on the General | Appearance tab of the Object Properties dialog for the current object.
This function is only supported on rectangle objects.
Syntax
AttributeGradientOnColour(Color)
Color:
On portion of the gradient color.
Return Value
If retrieving the gradient color, an RGB encoded color. If applying a gradient color, 0 (zero) if successful. In both cases, an error is returned if unsuccessful. If values are out of range on writing to the attribute, the function will exit and report the error E_INVALIDARG. If there is no active object, they will exit and report a return value of E_HANDLE.