Class NkStyleWindowHeader

java.lang.Object

org.lwjgl.system.Pointer.Default

org.lwjgl.system.Struct<NkStyleWindowHeader>

org.lwjgl.nuklear.NkStyleWindowHeader

All Implemented Interfaces:

AutoCloseable, NativeResource, Pointer

@NativeType("struct nk_style_window_header")
public class NkStyleWindowHeader
extends Struct<NkStyleWindowHeader>
implements NativeResource

struct nk_style_window_header {
    struct nk_style_item normal;
    struct nk_style_item hover;
    struct nk_style_item active;
    struct nk_style_button close_button;
    struct nk_style_button minimize_button;
    enum nk_symbol_type close_symbol;
    enum nk_symbol_type minimize_symbol;
    enum nk_symbol_type maximize_symbol;
    struct nk_color label_normal;
    struct nk_color label_hover;
    struct nk_color label_active;
    enum nk_style_header_align align;
    struct nk_vec2 padding;
    struct nk_vec2 label_padding;
    struct nk_vec2 spacing;
}

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NkStyleWindowHeader.Buffer	An array of NkStyleWindowHeader structs.

Nested classes/interfaces inherited from class Struct

Struct.StructValidation

Nested classes/interfaces inherited from interface Pointer

Pointer.Default

Field Summary

Fields

Modifier and Type	Field	Description
static final int	ACTIVE	The struct member offsets.
static final int	ALIGN	The struct member offsets.
static final int	ALIGNOF	The struct alignment in bytes.
static final int	CLOSE_BUTTON	The struct member offsets.
static final int	CLOSE_SYMBOL	The struct member offsets.
static final int	HOVER	The struct member offsets.
static final int	LABEL_ACTIVE	The struct member offsets.
static final int	LABEL_HOVER	The struct member offsets.
static final int	LABEL_NORMAL	The struct member offsets.
static final int	LABEL_PADDING	The struct member offsets.
static final int	MAXIMIZE_SYMBOL	The struct member offsets.
static final int	MINIMIZE_BUTTON	The struct member offsets.
static final int	MINIMIZE_SYMBOL	The struct member offsets.
static final int	NORMAL	The struct member offsets.
static final int	PADDING	The struct member offsets.
static final int	SIZEOF	The struct size in bytes.
static final int	SPACING	The struct member offsets.

Fields inherited from interface Pointer

BITS32, BITS64, CLONG_SHIFT, CLONG_SIZE, POINTER_SHIFT, POINTER_SIZE

Constructor Summary

Constructors

Constructor	Description
NkStyleWindowHeader(ByteBuffer container)	Creates a NkStyleWindowHeader instance at the current position of the specified ByteBuffer container.

Method Summary

Modifier and Type	Method	Description
NkStyleItem	active()
NkStyleWindowHeader	active(Consumer<NkStyleItem> consumer)	Passes the active field to the specified Consumer.
NkStyleWindowHeader	active(NkStyleItem value)	Copies the specified NkStyleItem to the active field.
int	align()
NkStyleWindowHeader	align(int value)	Sets the specified value to the align field.
static NkStyleWindowHeader	calloc()	Returns a new NkStyleWindowHeader instance allocated with memCalloc.
static NkStyleWindowHeader.Buffer	calloc(int capacity)	Returns a new NkStyleWindowHeader.Buffer instance allocated with memCalloc.
static NkStyleWindowHeader.Buffer	calloc(int capacity, MemoryStack stack)	Returns a new NkStyleWindowHeader.Buffer instance allocated on the specified MemoryStack and initializes all its bits to zero.
static NkStyleWindowHeader	calloc(MemoryStack stack)	Returns a new NkStyleWindowHeader instance allocated on the specified MemoryStack and initializes all its bits to zero.
NkStyleButton	close_button()
NkStyleWindowHeader	close_button(Consumer<NkStyleButton> consumer)	Passes the close_button field to the specified Consumer.
NkStyleWindowHeader	close_button(NkStyleButton value)	Copies the specified NkStyleButton to the close_button field.
int	close_symbol()
NkStyleWindowHeader	close_symbol(int value)	Sets the specified value to the close_symbol field.
static NkStyleWindowHeader	create()	Returns a new NkStyleWindowHeader instance allocated with BufferUtils.
static NkStyleWindowHeader.Buffer	create(int capacity)	Returns a new NkStyleWindowHeader.Buffer instance allocated with BufferUtils.
static NkStyleWindowHeader	create(long address)	Returns a new NkStyleWindowHeader instance for the specified memory address.
static NkStyleWindowHeader.Buffer	create(long address, int capacity)	Create a NkStyleWindowHeader.Buffer instance at the specified memory.
static @Nullable NkStyleWindowHeader	createSafe(long address)	Like create, but returns null if address is NULL.
static @Nullable NkStyleWindowHeader.Buffer	createSafe(long address, int capacity)	Like create, but returns null if address is NULL.
NkStyleItem	hover()
NkStyleWindowHeader	hover(Consumer<NkStyleItem> consumer)	Passes the hover field to the specified Consumer.
NkStyleWindowHeader	hover(NkStyleItem value)	Copies the specified NkStyleItem to the hover field.
NkColor	label_active()
NkStyleWindowHeader	label_active(Consumer<NkColor> consumer)	Passes the label_active field to the specified Consumer.
NkStyleWindowHeader	label_active(NkColor value)	Copies the specified NkColor to the label_active field.
NkColor	label_hover()
NkStyleWindowHeader	label_hover(Consumer<NkColor> consumer)	Passes the label_hover field to the specified Consumer.
NkStyleWindowHeader	label_hover(NkColor value)	Copies the specified NkColor to the label_hover field.
NkColor	label_normal()
NkStyleWindowHeader	label_normal(Consumer<NkColor> consumer)	Passes the label_normal field to the specified Consumer.
NkStyleWindowHeader	label_normal(NkColor value)	Copies the specified NkColor to the label_normal field.
NkVec2	label_padding()
NkStyleWindowHeader	label_padding(Consumer<NkVec2> consumer)	Passes the label_padding field to the specified Consumer.
NkStyleWindowHeader	label_padding(NkVec2 value)	Copies the specified NkVec2 to the label_padding field.
static NkStyleWindowHeader	malloc()	Returns a new NkStyleWindowHeader instance allocated with memAlloc.
static NkStyleWindowHeader.Buffer	malloc(int capacity)	Returns a new NkStyleWindowHeader.Buffer instance allocated with memAlloc.
static NkStyleWindowHeader.Buffer	malloc(int capacity, MemoryStack stack)	Returns a new NkStyleWindowHeader.Buffer instance allocated on the specified MemoryStack.
static NkStyleWindowHeader	malloc(MemoryStack stack)	Returns a new NkStyleWindowHeader instance allocated on the specified MemoryStack.
int	maximize_symbol()
NkStyleWindowHeader	maximize_symbol(int value)	Sets the specified value to the maximize_symbol field.
NkStyleButton	minimize_button()
NkStyleWindowHeader	minimize_button(Consumer<NkStyleButton> consumer)	Passes the minimize_button field to the specified Consumer.
NkStyleWindowHeader	minimize_button(NkStyleButton value)	Copies the specified NkStyleButton to the minimize_button field.
int	minimize_symbol()
NkStyleWindowHeader	minimize_symbol(int value)	Sets the specified value to the minimize_symbol field.
static NkStyleItem	nactive(long struct)	Unsafe version of active().
static void	nactive(long struct, NkStyleItem value)	Unsafe version of active.
static int	nalign(long struct)	Unsafe version of align().
static void	nalign(long struct, int value)	Unsafe version of align.
static NkStyleButton	nclose_button(long struct)	Unsafe version of close_button().
static void	nclose_button(long struct, NkStyleButton value)	Unsafe version of close_button.
static int	nclose_symbol(long struct)	Unsafe version of close_symbol().
static void	nclose_symbol(long struct, int value)	Unsafe version of close_symbol.
static NkStyleItem	nhover(long struct)	Unsafe version of hover().
static void	nhover(long struct, NkStyleItem value)	Unsafe version of hover.
static NkColor	nlabel_active(long struct)	Unsafe version of label_active().
static void	nlabel_active(long struct, NkColor value)	Unsafe version of label_active.
static NkColor	nlabel_hover(long struct)	Unsafe version of label_hover().
static void	nlabel_hover(long struct, NkColor value)	Unsafe version of label_hover.
static NkColor	nlabel_normal(long struct)	Unsafe version of label_normal().
static void	nlabel_normal(long struct, NkColor value)	Unsafe version of label_normal.
static NkVec2	nlabel_padding(long struct)	Unsafe version of label_padding().
static void	nlabel_padding(long struct, NkVec2 value)	Unsafe version of label_padding.
static int	nmaximize_symbol(long struct)	Unsafe version of maximize_symbol().
static void	nmaximize_symbol(long struct, int value)	Unsafe version of maximize_symbol.
static NkStyleButton	nminimize_button(long struct)	Unsafe version of minimize_button().
static void	nminimize_button(long struct, NkStyleButton value)	Unsafe version of minimize_button.
static int	nminimize_symbol(long struct)	Unsafe version of minimize_symbol().
static void	nminimize_symbol(long struct, int value)	Unsafe version of minimize_symbol.
static NkStyleItem	nnormal(long struct)	Unsafe version of normal().
static void	nnormal(long struct, NkStyleItem value)	Unsafe version of normal.
NkStyleItem	normal()
NkStyleWindowHeader	normal(Consumer<NkStyleItem> consumer)	Passes the normal field to the specified Consumer.
NkStyleWindowHeader	normal(NkStyleItem value)	Copies the specified NkStyleItem to the normal field.
static NkVec2	npadding(long struct)	Unsafe version of padding().
static void	npadding(long struct, NkVec2 value)	Unsafe version of padding.
static NkVec2	nspacing(long struct)	Unsafe version of spacing().
static void	nspacing(long struct, NkVec2 value)	Unsafe version of spacing.
NkVec2	padding()
NkStyleWindowHeader	padding(Consumer<NkVec2> consumer)	Passes the padding field to the specified Consumer.
NkStyleWindowHeader	padding(NkVec2 value)	Copies the specified NkVec2 to the padding field.
NkStyleWindowHeader	set(NkStyleItem normal, NkStyleItem hover, NkStyleItem active, NkStyleButton close_button, NkStyleButton minimize_button, int close_symbol, int minimize_symbol, int maximize_symbol, NkColor label_normal, NkColor label_hover, NkColor label_active, int align, NkVec2 padding, NkVec2 label_padding, NkVec2 spacing)	Initializes this struct with the specified values.
NkStyleWindowHeader	set(NkStyleWindowHeader src)	Copies the specified struct data to this struct.
int	sizeof()	Returns sizeof(struct).
NkVec2	spacing()
NkStyleWindowHeader	spacing(Consumer<NkVec2> consumer)	Passes the spacing field to the specified Consumer.
NkStyleWindowHeader	spacing(NkVec2 value)	Copies the specified NkVec2 to the spacing field.

Methods inherited from class Struct

clear, free, isNull, validate, validate

Methods inherited from class Pointer.Default

address, equals, hashCode, toString

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface NativeResource

close, free

Field Details

SIZEOF

public static final int SIZEOF

The struct size in bytes.

ALIGNOF

public static final int ALIGNOF

The struct alignment in bytes.

NORMAL

public static final int NORMAL

The struct member offsets.

HOVER

public static final int HOVER

The struct member offsets.

ACTIVE

public static final int ACTIVE

The struct member offsets.

CLOSE_BUTTON

public static final int CLOSE_BUTTON

The struct member offsets.

MINIMIZE_BUTTON

public static final int MINIMIZE_BUTTON

The struct member offsets.

CLOSE_SYMBOL

public static final int CLOSE_SYMBOL

The struct member offsets.

MINIMIZE_SYMBOL

public static final int MINIMIZE_SYMBOL

The struct member offsets.

MAXIMIZE_SYMBOL

public static final int MAXIMIZE_SYMBOL

The struct member offsets.

LABEL_NORMAL

public static final int LABEL_NORMAL

The struct member offsets.

LABEL_HOVER

public static final int LABEL_HOVER

The struct member offsets.

LABEL_ACTIVE

public static final int LABEL_ACTIVE

The struct member offsets.

ALIGN

public static final int ALIGN

The struct member offsets.

PADDING

public static final int PADDING

The struct member offsets.

LABEL_PADDING

public static final int LABEL_PADDING

The struct member offsets.

SPACING

public static final int SPACING

The struct member offsets.

Constructor Details

NkStyleWindowHeader

public NkStyleWindowHeader(ByteBuffer container)

Creates a NkStyleWindowHeader instance at the current position of the specified ByteBuffer container. Changes to the buffer's content will be visible to the struct instance and vice versa.

The created instance holds a strong reference to the container object.

Method Details

sizeof

public int sizeof()

Description copied from class: Struct

Returns sizeof(struct).

Specified by:

sizeof in class Struct<NkStyleWindowHeader>

normal

@NativeType("struct nk_style_item")
public NkStyleItem normal()

Returns:

a NkStyleItem view of the normal field.

hover

@NativeType("struct nk_style_item")
public NkStyleItem hover()

Returns:

a NkStyleItem view of the hover field.

active

@NativeType("struct nk_style_item")
public NkStyleItem active()

Returns:

a NkStyleItem view of the active field.

close_button

@NativeType("struct nk_style_button")
public NkStyleButton close_button()

Returns:

a NkStyleButton view of the close_button field.

minimize_button

@NativeType("struct nk_style_button")
public NkStyleButton minimize_button()

Returns:

a NkStyleButton view of the minimize_button field.

close_symbol

@NativeType("enum nk_symbol_type")
public int close_symbol()

Returns:

the value of the close_symbol field.

minimize_symbol

@NativeType("enum nk_symbol_type")
public int minimize_symbol()

Returns:

the value of the minimize_symbol field.

maximize_symbol

@NativeType("enum nk_symbol_type")
public int maximize_symbol()

Returns:

the value of the maximize_symbol field.

label_normal

@NativeType("struct nk_color")
public NkColor label_normal()

Returns:

a NkColor view of the label_normal field.

label_hover

@NativeType("struct nk_color")
public NkColor label_hover()

Returns:

a NkColor view of the label_hover field.

label_active

@NativeType("struct nk_color")
public NkColor label_active()

Returns:

a NkColor view of the label_active field.

align

@NativeType("enum nk_style_header_align")
public int align()

Returns:

the value of the align field.

padding

@NativeType("struct nk_vec2")
public NkVec2 padding()

Returns:

a NkVec2 view of the padding field.

label_padding

@NativeType("struct nk_vec2")
public NkVec2 label_padding()

Returns:

a NkVec2 view of the label_padding field.

spacing

@NativeType("struct nk_vec2")
public NkVec2 spacing()

Returns:

a NkVec2 view of the spacing field.

normal

public NkStyleWindowHeader normal(@NativeType("struct nk_style_item")
 NkStyleItem value)

Copies the specified NkStyleItem to the normal field.

normal

public NkStyleWindowHeader normal(Consumer<NkStyleItem> consumer)

Passes the normal field to the specified Consumer.

hover

public NkStyleWindowHeader hover(@NativeType("struct nk_style_item")
 NkStyleItem value)

Copies the specified NkStyleItem to the hover field.

hover

public NkStyleWindowHeader hover(Consumer<NkStyleItem> consumer)

Passes the hover field to the specified Consumer.

active

public NkStyleWindowHeader active(@NativeType("struct nk_style_item")
 NkStyleItem value)

Copies the specified NkStyleItem to the active field.

active

public NkStyleWindowHeader active(Consumer<NkStyleItem> consumer)

Passes the active field to the specified Consumer.

close_button

public NkStyleWindowHeader close_button(@NativeType("struct nk_style_button")
 NkStyleButton value)

Copies the specified NkStyleButton to the close_button field.

close_button

public NkStyleWindowHeader close_button(Consumer<NkStyleButton> consumer)

Passes the close_button field to the specified Consumer.

minimize_button

public NkStyleWindowHeader minimize_button(@NativeType("struct nk_style_button")
 NkStyleButton value)

Copies the specified NkStyleButton to the minimize_button field.

minimize_button

public NkStyleWindowHeader minimize_button(Consumer<NkStyleButton> consumer)

Passes the minimize_button field to the specified Consumer.

close_symbol

public NkStyleWindowHeader close_symbol(@NativeType("enum nk_symbol_type")
 int value)

Sets the specified value to the close_symbol field.

minimize_symbol

public NkStyleWindowHeader minimize_symbol(@NativeType("enum nk_symbol_type")
 int value)

Sets the specified value to the minimize_symbol field.

maximize_symbol

public NkStyleWindowHeader maximize_symbol(@NativeType("enum nk_symbol_type")
 int value)

Sets the specified value to the maximize_symbol field.

label_normal

public NkStyleWindowHeader label_normal(@NativeType("struct nk_color")
 NkColor value)

Copies the specified NkColor to the label_normal field.

label_normal

public NkStyleWindowHeader label_normal(Consumer<NkColor> consumer)

Passes the label_normal field to the specified Consumer.

label_hover

public NkStyleWindowHeader label_hover(@NativeType("struct nk_color")
 NkColor value)

Copies the specified NkColor to the label_hover field.

label_hover

public NkStyleWindowHeader label_hover(Consumer<NkColor> consumer)

Passes the label_hover field to the specified Consumer.

label_active

public NkStyleWindowHeader label_active(@NativeType("struct nk_color")
 NkColor value)

Copies the specified NkColor to the label_active field.

label_active

public NkStyleWindowHeader label_active(Consumer<NkColor> consumer)

Passes the label_active field to the specified Consumer.

align

public NkStyleWindowHeader align(@NativeType("enum nk_style_header_align")
 int value)

Sets the specified value to the align field.

padding

public NkStyleWindowHeader padding(@NativeType("struct nk_vec2")
 NkVec2 value)

Copies the specified NkVec2 to the padding field.

padding

public NkStyleWindowHeader padding(Consumer<NkVec2> consumer)

Passes the padding field to the specified Consumer.

label_padding

public NkStyleWindowHeader label_padding(@NativeType("struct nk_vec2")
 NkVec2 value)

Copies the specified NkVec2 to the label_padding field.

label_padding

public NkStyleWindowHeader label_padding(Consumer<NkVec2> consumer)

Passes the label_padding field to the specified Consumer.

spacing

public NkStyleWindowHeader spacing(@NativeType("struct nk_vec2")
 NkVec2 value)

Copies the specified NkVec2 to the spacing field.

spacing

public NkStyleWindowHeader spacing(Consumer<NkVec2> consumer)

Passes the spacing field to the specified Consumer.

set

public NkStyleWindowHeader set(NkStyleItem normal,
 NkStyleItem hover,
 NkStyleItem active,
 NkStyleButton close_button,
 NkStyleButton minimize_button,
 int close_symbol,
 int minimize_symbol,
 int maximize_symbol,
 NkColor label_normal,
 NkColor label_hover,
 NkColor label_active,
 int align,
 NkVec2 padding,
 NkVec2 label_padding,
 NkVec2 spacing)

Initializes this struct with the specified values.

set

public NkStyleWindowHeader set(NkStyleWindowHeader src)

Copies the specified struct data to this struct.

Parameters:

src - the source struct

Returns:

this struct

malloc

public static NkStyleWindowHeader malloc()

Returns a new NkStyleWindowHeader instance allocated with memAlloc. The instance must be explicitly freed.

calloc

public static NkStyleWindowHeader calloc()

Returns a new NkStyleWindowHeader instance allocated with memCalloc. The instance must be explicitly freed.

create

public static NkStyleWindowHeader create()

Returns a new NkStyleWindowHeader instance allocated with BufferUtils.

create

public static NkStyleWindowHeader create(long address)

Returns a new NkStyleWindowHeader instance for the specified memory address.

createSafe

public static @Nullable NkStyleWindowHeader createSafe(long address)

Like create, but returns null if address is NULL.

malloc

public static NkStyleWindowHeader.Buffer malloc(int capacity)

Returns a new NkStyleWindowHeader.Buffer instance allocated with memAlloc. The instance must be explicitly freed.

Parameters:

capacity - the buffer capacity

calloc

public static NkStyleWindowHeader.Buffer calloc(int capacity)

Returns a new NkStyleWindowHeader.Buffer instance allocated with memCalloc. The instance must be explicitly freed.

Parameters:

capacity - the buffer capacity

create

public static NkStyleWindowHeader.Buffer create(int capacity)

Returns a new NkStyleWindowHeader.Buffer instance allocated with BufferUtils.

Parameters:

capacity - the buffer capacity

create

public static NkStyleWindowHeader.Buffer create(long address,
 int capacity)

Create a NkStyleWindowHeader.Buffer instance at the specified memory.

Parameters:

address - the memory address

capacity - the buffer capacity

createSafe

public static @Nullable NkStyleWindowHeader.Buffer createSafe(long address,
 int capacity)

Like create, but returns null if address is NULL.

malloc

public static NkStyleWindowHeader malloc(MemoryStack stack)

Returns a new NkStyleWindowHeader instance allocated on the specified MemoryStack.

Parameters:

stack - the stack from which to allocate

calloc

public static NkStyleWindowHeader calloc(MemoryStack stack)

Returns a new NkStyleWindowHeader instance allocated on the specified MemoryStack and initializes all its bits to zero.

Parameters:

stack - the stack from which to allocate

malloc

public static NkStyleWindowHeader.Buffer malloc(int capacity,
 MemoryStack stack)

Returns a new NkStyleWindowHeader.Buffer instance allocated on the specified MemoryStack.

Parameters:

capacity - the buffer capacity

stack - the stack from which to allocate

calloc

public static NkStyleWindowHeader.Buffer calloc(int capacity,
 MemoryStack stack)

Returns a new NkStyleWindowHeader.Buffer instance allocated on the specified MemoryStack and initializes all its bits to zero.

Parameters:

capacity - the buffer capacity

stack - the stack from which to allocate

nnormal

public static NkStyleItem nnormal(long struct)

Unsafe version of normal().

nhover

public static NkStyleItem nhover(long struct)

Unsafe version of hover().

nactive

public static NkStyleItem nactive(long struct)

Unsafe version of active().

nclose_button

public static NkStyleButton nclose_button(long struct)

Unsafe version of close_button().

nminimize_button

public static NkStyleButton nminimize_button(long struct)

Unsafe version of minimize_button().

nclose_symbol

public static int nclose_symbol(long struct)

Unsafe version of close_symbol().

nminimize_symbol

public static int nminimize_symbol(long struct)

Unsafe version of minimize_symbol().

nmaximize_symbol

public static int nmaximize_symbol(long struct)

Unsafe version of maximize_symbol().

nlabel_normal

public static NkColor nlabel_normal(long struct)

Unsafe version of label_normal().

nlabel_hover

public static NkColor nlabel_hover(long struct)

Unsafe version of label_hover().

nlabel_active

public static NkColor nlabel_active(long struct)

Unsafe version of label_active().

nalign

public static int nalign(long struct)

Unsafe version of align().

npadding

public static NkVec2 npadding(long struct)

Unsafe version of padding().

nlabel_padding

public static NkVec2 nlabel_padding(long struct)

Unsafe version of label_padding().

nspacing

public static NkVec2 nspacing(long struct)

Unsafe version of spacing().

nnormal

public static void nnormal(long struct,
 NkStyleItem value)

Unsafe version of normal.

nhover

public static void nhover(long struct,
 NkStyleItem value)

Unsafe version of hover.

nactive

public static void nactive(long struct,
 NkStyleItem value)

Unsafe version of active.

nclose_button

public static void nclose_button(long struct,
 NkStyleButton value)

Unsafe version of close_button.

nminimize_button

public static void nminimize_button(long struct,
 NkStyleButton value)

Unsafe version of minimize_button.

nclose_symbol

public static void nclose_symbol(long struct,
 int value)

Unsafe version of close_symbol.

nminimize_symbol

public static void nminimize_symbol(long struct,
 int value)

Unsafe version of minimize_symbol.

nmaximize_symbol

public static void nmaximize_symbol(long struct,
 int value)

Unsafe version of maximize_symbol.

nlabel_normal

public static void nlabel_normal(long struct,
 NkColor value)

Unsafe version of label_normal.

nlabel_hover

public static void nlabel_hover(long struct,
 NkColor value)

Unsafe version of label_hover.

nlabel_active

public static void nlabel_active(long struct,
 NkColor value)

Unsafe version of label_active.

nalign

public static void nalign(long struct,
 int value)

Unsafe version of align.

npadding

public static void npadding(long struct,
 NkVec2 value)

Unsafe version of padding.

nlabel_padding

public static void nlabel_padding(long struct,
 NkVec2 value)

Unsafe version of label_padding.

nspacing

public static void nspacing(long struct,
 NkVec2 value)

Unsafe version of spacing.