bool ObjectSetDouble	(	long	chart_id,
		string	object_name,
		int	prop_id,
		double	double_var
	)

Sets the value of the corresponding object property. The object property must be of the double type

Parameters

chart_id	Chart identifier
name	Object name
prop_id	ID of the object property. The value can be one of the following values: OBJPROP_PRICE Price coordinate double modifier=number of anchor point OBJPROP_LEVELVALUE Level value double modifier=level number OBJPROP_SCALE Scale (properties of Gann objects, Fibonacci Arcs and Ellipse) double OBJPROP_ANGLE Angle.  For the objects with no angle specified, created from a program, the value is equal to EMPTY_VALUE double OBJPROP_DEVIATION Deviation for the Standard Deviation Channel double
double_var	New property value

Returns

true only if the command to change properties of a graphical object has been sent to a chart successfully. Otherwise it returns false. To read more about the error call GetLastError()