Item – double

Functions
GwyfileItem *	gwyfile_item_new_double (const char *name, double value)
	Creates a new double GWY file item. More...
double	gwyfile_item_get_double (const GwyfileItem *item)
	Gets the double value contained in a GWY file data item. More...
void	gwyfile_item_set_double (GwyfileItem *item, double value)
	Sets the value of a double GWY file item. More...

Detailed Description

Function Documentation

gwyfile_item_get_double()

double gwyfile_item_get_double

(

const GwyfileItem *

item

)

Gets the double value contained in a GWY file data item.

The item must be of the double type. Use gwyfile_item_type() to check item type if the type may not match the expected type. Use gwyfile_object_get_with_type() to obtain object items ensuring the type.

Parameters

item	A double GWY file data item.

Returns

The double value of item.

gwyfile_item_new_double()

GwyfileItem* gwyfile_item_new_double	(	const char *	name,
		double	value
	)

Creates a new double GWY file item.

Parameters

name	Item name. It must be a non-empty UTF-8-encoded string (usually, it should be an ASCII string). A copy of the string will be made.
value	Item value.

Returns

The newly created GWY file data item.

gwyfile_item_set_double()

void gwyfile_item_set_double	(	GwyfileItem *	item,
		double	value
	)

Sets the value of a double GWY file item.

The item must be of the double type.

Parameters

item	A double GWY file data item.
value	New value for the item.