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tumillanino
268
internal/proto/wlr_gamma_control/gamma_control.go
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268
internal/proto/wlr_gamma_control/gamma_control.go
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// Generated by go-wayland-scanner
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// https://github.com/yaslama/go-wayland/cmd/go-wayland-scanner
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// XML file : wayland-protocols/wlr-gamma-control-unstable-v1.xml
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//
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// wlr_gamma_control_unstable_v1 Protocol Copyright:
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//
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// Copyright © 2015 Giulio camuffo
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// Copyright © 2018 Simon Ser
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//
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// Permission to use, copy, modify, distribute, and sell this
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// software and its documentation for any purpose is hereby granted
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// without fee, provided that the above copyright notice appear in
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// all copies and that both that copyright notice and this permission
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// notice appear in supporting documentation, and that the name of
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// the copyright holders not be used in advertising or publicity
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// pertaining to distribution of the software without specific,
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// written prior permission. The copyright holders make no
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// representations about the suitability of this software for any
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// purpose. It is provided "as is" without express or implied
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// warranty.
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//
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// THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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// SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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// AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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// THIS SOFTWARE.
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package wlr_gamma_control
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import (
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"github.com/yaslama/go-wayland/wayland/client"
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"golang.org/x/sys/unix"
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)
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// ZwlrGammaControlManagerV1InterfaceName is the name of the interface as it appears in the [client.Registry].
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// It can be used to match the [client.RegistryGlobalEvent.Interface] in the
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// [Registry.SetGlobalHandler] and can be used in [Registry.Bind] if this applies.
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const ZwlrGammaControlManagerV1InterfaceName = "zwlr_gamma_control_manager_v1"
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// ZwlrGammaControlManagerV1 : manager to create per-output gamma controls
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//
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// This interface is a manager that allows creating per-output gamma
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// controls.
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type ZwlrGammaControlManagerV1 struct {
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client.BaseProxy
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}
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// NewZwlrGammaControlManagerV1 : manager to create per-output gamma controls
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//
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// This interface is a manager that allows creating per-output gamma
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// controls.
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func NewZwlrGammaControlManagerV1(ctx *client.Context) *ZwlrGammaControlManagerV1 {
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zwlrGammaControlManagerV1 := &ZwlrGammaControlManagerV1{}
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ctx.Register(zwlrGammaControlManagerV1)
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return zwlrGammaControlManagerV1
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}
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// GetGammaControl : get a gamma control for an output
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//
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// Create a gamma control that can be used to adjust gamma tables for the
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// provided output.
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func (i *ZwlrGammaControlManagerV1) GetGammaControl(output *client.Output) (*ZwlrGammaControlV1, error) {
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id := NewZwlrGammaControlV1(i.Context())
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const opcode = 0
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const _reqBufLen = 8 + 4 + 4
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var _reqBuf [_reqBufLen]byte
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l := 0
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client.PutUint32(_reqBuf[l:4], i.ID())
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l += 4
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client.PutUint32(_reqBuf[l:l+4], uint32(_reqBufLen<<16|opcode&0x0000ffff))
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l += 4
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client.PutUint32(_reqBuf[l:l+4], id.ID())
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l += 4
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client.PutUint32(_reqBuf[l:l+4], output.ID())
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l += 4
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err := i.Context().WriteMsg(_reqBuf[:], nil)
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return id, err
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}
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// Destroy : destroy the manager
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//
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// All objects created by the manager will still remain valid, until their
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// appropriate destroy request has been called.
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func (i *ZwlrGammaControlManagerV1) Destroy() error {
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defer i.Context().Unregister(i)
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const opcode = 1
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const _reqBufLen = 8
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var _reqBuf [_reqBufLen]byte
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l := 0
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client.PutUint32(_reqBuf[l:4], i.ID())
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l += 4
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client.PutUint32(_reqBuf[l:l+4], uint32(_reqBufLen<<16|opcode&0x0000ffff))
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l += 4
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err := i.Context().WriteMsg(_reqBuf[:], nil)
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return err
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}
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// ZwlrGammaControlV1InterfaceName is the name of the interface as it appears in the [client.Registry].
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// It can be used to match the [client.RegistryGlobalEvent.Interface] in the
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// [Registry.SetGlobalHandler] and can be used in [Registry.Bind] if this applies.
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const ZwlrGammaControlV1InterfaceName = "zwlr_gamma_control_v1"
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// ZwlrGammaControlV1 : adjust gamma tables for an output
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//
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// This interface allows a client to adjust gamma tables for a particular
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// output.
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//
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// The client will receive the gamma size, and will then be able to set gamma
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// tables. At any time the compositor can send a failed event indicating that
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// this object is no longer valid.
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//
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// There can only be at most one gamma control object per output, which
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// has exclusive access to this particular output. When the gamma control
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// object is destroyed, the gamma table is restored to its original value.
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type ZwlrGammaControlV1 struct {
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client.BaseProxy
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gammaSizeHandler ZwlrGammaControlV1GammaSizeHandlerFunc
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failedHandler ZwlrGammaControlV1FailedHandlerFunc
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}
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// NewZwlrGammaControlV1 : adjust gamma tables for an output
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//
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// This interface allows a client to adjust gamma tables for a particular
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// output.
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//
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// The client will receive the gamma size, and will then be able to set gamma
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// tables. At any time the compositor can send a failed event indicating that
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// this object is no longer valid.
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//
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// There can only be at most one gamma control object per output, which
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// has exclusive access to this particular output. When the gamma control
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// object is destroyed, the gamma table is restored to its original value.
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func NewZwlrGammaControlV1(ctx *client.Context) *ZwlrGammaControlV1 {
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zwlrGammaControlV1 := &ZwlrGammaControlV1{}
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ctx.Register(zwlrGammaControlV1)
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return zwlrGammaControlV1
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}
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// SetGamma : set the gamma table
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//
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// Set the gamma table. The file descriptor can be memory-mapped to provide
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// the raw gamma table, which contains successive gamma ramps for the red,
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// green and blue channels. Each gamma ramp is an array of 16-byte unsigned
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// integers which has the same length as the gamma size.
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//
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// The file descriptor data must have the same length as three times the
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// gamma size.
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//
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// fd: gamma table file descriptor
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func (i *ZwlrGammaControlV1) SetGamma(fd int) error {
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const opcode = 0
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const _reqBufLen = 8
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var _reqBuf [_reqBufLen]byte
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l := 0
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client.PutUint32(_reqBuf[l:4], i.ID())
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l += 4
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client.PutUint32(_reqBuf[l:l+4], uint32(_reqBufLen<<16|opcode&0x0000ffff))
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l += 4
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oob := unix.UnixRights(int(fd))
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err := i.Context().WriteMsg(_reqBuf[:], oob)
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return err
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}
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// Destroy : destroy this control
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//
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// Destroys the gamma control object. If the object is still valid, this
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// restores the original gamma tables.
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func (i *ZwlrGammaControlV1) Destroy() error {
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defer i.Context().Unregister(i)
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const opcode = 1
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const _reqBufLen = 8
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var _reqBuf [_reqBufLen]byte
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l := 0
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client.PutUint32(_reqBuf[l:4], i.ID())
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l += 4
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client.PutUint32(_reqBuf[l:l+4], uint32(_reqBufLen<<16|opcode&0x0000ffff))
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l += 4
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err := i.Context().WriteMsg(_reqBuf[:], nil)
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return err
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}
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type ZwlrGammaControlV1Error uint32
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// ZwlrGammaControlV1Error :
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const (
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// ZwlrGammaControlV1ErrorInvalidGamma : invalid gamma tables
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ZwlrGammaControlV1ErrorInvalidGamma ZwlrGammaControlV1Error = 1
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)
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func (e ZwlrGammaControlV1Error) Name() string {
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switch e {
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case ZwlrGammaControlV1ErrorInvalidGamma:
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return "invalid_gamma"
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default:
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return ""
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}
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}
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func (e ZwlrGammaControlV1Error) Value() string {
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switch e {
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case ZwlrGammaControlV1ErrorInvalidGamma:
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return "1"
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default:
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return ""
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}
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}
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func (e ZwlrGammaControlV1Error) String() string {
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return e.Name() + "=" + e.Value()
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}
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// ZwlrGammaControlV1GammaSizeEvent : size of gamma ramps
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//
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// Advertise the size of each gamma ramp.
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//
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// This event is sent immediately when the gamma control object is created.
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type ZwlrGammaControlV1GammaSizeEvent struct {
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Size uint32
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}
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type ZwlrGammaControlV1GammaSizeHandlerFunc func(ZwlrGammaControlV1GammaSizeEvent)
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// SetGammaSizeHandler : sets handler for ZwlrGammaControlV1GammaSizeEvent
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func (i *ZwlrGammaControlV1) SetGammaSizeHandler(f ZwlrGammaControlV1GammaSizeHandlerFunc) {
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i.gammaSizeHandler = f
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}
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// ZwlrGammaControlV1FailedEvent : object no longer valid
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//
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// This event indicates that the gamma control is no longer valid. This
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// can happen for a number of reasons, including:
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// - The output doesn't support gamma tables
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// - Setting the gamma tables failed
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// - Another client already has exclusive gamma control for this output
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// - The compositor has transferred gamma control to another client
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//
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// Upon receiving this event, the client should destroy this object.
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type ZwlrGammaControlV1FailedEvent struct{}
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type ZwlrGammaControlV1FailedHandlerFunc func(ZwlrGammaControlV1FailedEvent)
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// SetFailedHandler : sets handler for ZwlrGammaControlV1FailedEvent
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func (i *ZwlrGammaControlV1) SetFailedHandler(f ZwlrGammaControlV1FailedHandlerFunc) {
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i.failedHandler = f
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}
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func (i *ZwlrGammaControlV1) Dispatch(opcode uint32, fd int, data []byte) {
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switch opcode {
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case 0:
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if i.gammaSizeHandler == nil {
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return
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}
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var e ZwlrGammaControlV1GammaSizeEvent
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l := 0
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e.Size = client.Uint32(data[l : l+4])
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l += 4
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i.gammaSizeHandler(e)
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case 1:
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if i.failedHandler == nil {
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return
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}
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var e ZwlrGammaControlV1FailedEvent
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i.failedHandler(e)
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}
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}
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