shape

package
v0.0.0-...-deaf085 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jan 21, 2021 License: BSD-3-Clause, GooglePatentClause Imports: 2 Imported by: 0

Documentation

Overview

Package shape is the X client API for the SHAPE extension.

Index

Constants

View Source 
const (
	SkBounding = 0
	SkClip     = 1
	SkInput    = 2
)
View Source 
const (
	SoSet       = 0
	SoUnion     = 1
	SoIntersect = 2
	SoSubtract  = 3
	SoInvert    = 4
)
View Source 
const Notify = 0

Notify is the event number for a NotifyEvent.

Variables

This section is empty.

Functions

func Init 

func Init(c *xgb.Conn) error

Init must be called before using the SHAPE extension.

func NotifyEventNew 

func NotifyEventNew(buf []byte) xgb.Event

NotifyEventNew constructs a NotifyEvent value that implements xgb.Event from a byte slice.

Types

type CombineCookie 

type CombineCookie struct {
	*xgb.Cookie
}

CombineCookie is a cookie used only for Combine requests.

func Combine 

func Combine(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceWindow xproto.Window) CombineCookie

Combine sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func CombineChecked 

func CombineChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceWindow xproto.Window) CombineCookie

CombineChecked sends a checked request. If an error occurs, it can be retrieved using CombineCookie.Check()

func (CombineCookie) Check 

func (cook CombineCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type GetRectanglesCookie 

type GetRectanglesCookie struct {
	*xgb.Cookie
}

GetRectanglesCookie is a cookie used only for GetRectangles requests.

func GetRectangles 

func GetRectangles(c *xgb.Conn, Window xproto.Window, SourceKind Kind) GetRectanglesCookie

GetRectangles sends a checked request. If an error occurs, it will be returned with the reply by calling GetRectanglesCookie.Reply()

func GetRectanglesUnchecked 

func GetRectanglesUnchecked(c *xgb.Conn, Window xproto.Window, SourceKind Kind) GetRectanglesCookie

GetRectanglesUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (GetRectanglesCookie) Reply 

func (cook GetRectanglesCookie) Reply() (*GetRectanglesReply, error)

Reply blocks and returns the reply data for a GetRectangles request.

type GetRectanglesReply 

type GetRectanglesReply struct {
	Sequence      uint16 // sequence number of the request for this reply
	Length        uint32 // number of bytes in this reply
	Ordering      byte
	RectanglesLen uint32
	// padding: 20 bytes
	Rectangles []xproto.Rectangle // size: xgb.Pad((int(RectanglesLen) * 8))
}

GetRectanglesReply represents the data returned from a GetRectangles request.

type InputSelectedCookie 

type InputSelectedCookie struct {
	*xgb.Cookie
}

InputSelectedCookie is a cookie used only for InputSelected requests.

func InputSelected 

func InputSelected(c *xgb.Conn, DestinationWindow xproto.Window) InputSelectedCookie

InputSelected sends a checked request. If an error occurs, it will be returned with the reply by calling InputSelectedCookie.Reply()

func InputSelectedUnchecked 

func InputSelectedUnchecked(c *xgb.Conn, DestinationWindow xproto.Window) InputSelectedCookie

InputSelectedUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (InputSelectedCookie) Reply 

func (cook InputSelectedCookie) Reply() (*InputSelectedReply, error)

Reply blocks and returns the reply data for a InputSelected request.

type InputSelectedReply 

type InputSelectedReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	Enabled  bool
}

InputSelectedReply represents the data returned from a InputSelected request.

type Kind 

type Kind byte

type MaskCookie 

type MaskCookie struct {
	*xgb.Cookie
}

MaskCookie is a cookie used only for Mask requests.

func Mask 

func Mask(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceBitmap xproto.Pixmap) MaskCookie

Mask sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func MaskChecked 

func MaskChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceBitmap xproto.Pixmap) MaskCookie

MaskChecked sends a checked request. If an error occurs, it can be retrieved using MaskCookie.Check()

func (MaskCookie) Check 

func (cook MaskCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type NotifyEvent 

type NotifyEvent struct {
	Sequence       uint16
	ShapeKind      Kind
	AffectedWindow xproto.Window
	ExtentsX       int16
	ExtentsY       int16
	ExtentsWidth   uint16
	ExtentsHeight  uint16
	ServerTime     xproto.Timestamp
	Shaped         bool
}

func (NotifyEvent) Bytes 

func (v NotifyEvent) Bytes() []byte

Bytes writes a NotifyEvent value to a byte slice.

func (NotifyEvent) SequenceId 

func (v NotifyEvent) SequenceId() uint16

SequenceId returns the sequence id attached to the Notify event. Events without a sequence number (KeymapNotify) return 0. This is mostly used internally.

func (NotifyEvent) String 

func (v NotifyEvent) String() string

String is a rudimentary string representation of NotifyEvent.

type OffsetCookie 

type OffsetCookie struct {
	*xgb.Cookie
}

OffsetCookie is a cookie used only for Offset requests.

func Offset 

func Offset(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16) OffsetCookie

Offset sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func OffsetChecked 

func OffsetChecked(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16) OffsetCookie

OffsetChecked sends a checked request. If an error occurs, it can be retrieved using OffsetCookie.Check()

func (OffsetCookie) Check 

func (cook OffsetCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type Op 

type Op byte

type QueryExtentsCookie 

type QueryExtentsCookie struct {
	*xgb.Cookie
}

QueryExtentsCookie is a cookie used only for QueryExtents requests.

func QueryExtents 

func QueryExtents(c *xgb.Conn, DestinationWindow xproto.Window) QueryExtentsCookie

QueryExtents sends a checked request. If an error occurs, it will be returned with the reply by calling QueryExtentsCookie.Reply()

func QueryExtentsUnchecked 

func QueryExtentsUnchecked(c *xgb.Conn, DestinationWindow xproto.Window) QueryExtentsCookie

QueryExtentsUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (QueryExtentsCookie) Reply 

func (cook QueryExtentsCookie) Reply() (*QueryExtentsReply, error)

Reply blocks and returns the reply data for a QueryExtents request.

type QueryExtentsReply 

type QueryExtentsReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	BoundingShaped bool
	ClipShaped     bool
	// padding: 2 bytes
	BoundingShapeExtentsX      int16
	BoundingShapeExtentsY      int16
	BoundingShapeExtentsWidth  uint16
	BoundingShapeExtentsHeight uint16
	ClipShapeExtentsX          int16
	ClipShapeExtentsY          int16
	ClipShapeExtentsWidth      uint16
	ClipShapeExtentsHeight     uint16
}

QueryExtentsReply represents the data returned from a QueryExtents request.

type QueryVersionCookie 

type QueryVersionCookie struct {
	*xgb.Cookie
}

QueryVersionCookie is a cookie used only for QueryVersion requests.

func QueryVersion 

func QueryVersion(c *xgb.Conn) QueryVersionCookie

QueryVersion sends a checked request. If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()

func QueryVersionUnchecked 

func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie

QueryVersionUnchecked sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func (QueryVersionCookie) Reply 

func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error)

Reply blocks and returns the reply data for a QueryVersion request.

type QueryVersionReply 

type QueryVersionReply struct {
	Sequence uint16 // sequence number of the request for this reply
	Length   uint32 // number of bytes in this reply
	// padding: 1 bytes
	MajorVersion uint16
	MinorVersion uint16
}

QueryVersionReply represents the data returned from a QueryVersion request.

type RectanglesCookie 

type RectanglesCookie struct {
	*xgb.Cookie
}

RectanglesCookie is a cookie used only for Rectangles requests.

func Rectangles 

func Rectangles(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering byte, DestinationWindow xproto.Window, XOffset int16, YOffset int16, Rectangles []xproto.Rectangle) RectanglesCookie

Rectangles sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func RectanglesChecked 

func RectanglesChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering byte, DestinationWindow xproto.Window, XOffset int16, YOffset int16, Rectangles []xproto.Rectangle) RectanglesCookie

RectanglesChecked sends a checked request. If an error occurs, it can be retrieved using RectanglesCookie.Check()

func (RectanglesCookie) Check 

func (cook RectanglesCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

type SelectInputCookie 

type SelectInputCookie struct {
	*xgb.Cookie
}

SelectInputCookie is a cookie used only for SelectInput requests.

func SelectInput 

func SelectInput(c *xgb.Conn, DestinationWindow xproto.Window, Enable bool) SelectInputCookie

SelectInput sends an unchecked request. If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.

func SelectInputChecked 

func SelectInputChecked(c *xgb.Conn, DestinationWindow xproto.Window, Enable bool) SelectInputCookie

SelectInputChecked sends a checked request. If an error occurs, it can be retrieved using SelectInputCookie.Check()

func (SelectInputCookie) Check 

func (cook SelectInputCookie) Check() error

Check returns an error if one occurred for checked requests that are not expecting a reply. This cannot be called for requests expecting a reply, nor for unchecked requests.

Source Files

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