// Code generated by wlturbo-scanner. DO NOT EDIT.
// Protocol: viewporter
// Source: viewporter.xml

package viewporter

import (
	cross_wl_surface "github.com/bnema/wlturbo/protocol/core"
	"github.com/bnema/wlturbo/wl"
)

// ERROR_VIEWPORT_EXISTS is the error viewport_exists value.
const ERROR_VIEWPORT_EXISTS = 0

// ERROR_BAD_VALUE is the error bad_value value.
const ERROR_BAD_VALUE = 0

// ERROR_BAD_SIZE is the error bad_size value.
const ERROR_BAD_SIZE = 1

// ERROR_OUT_OF_BUFFER is the error out_of_buffer value.
const ERROR_OUT_OF_BUFFER = 2

// ERROR_NO_SURFACE is the error no_surface value.
const ERROR_NO_SURFACE = 3

// WpViewporterInterface is the protocol interface name.
const WpViewporterInterface = "wp_viewporter"

// WpViewporter is the generated binding for wp_viewporter version 1.
type WpViewporter struct {
	wl.BaseProxy
}

// NewWpViewporter returns an unbound WpViewporter.
func NewWpViewporter(ctx *wl.Context) *WpViewporter {
	obj := &WpViewporter{}
	obj.SetContext(ctx)
	ctx.Register(obj)
	return obj
}

// Informs the server that the client will not be using this protocol object anymore. This does not affect any other objects, wp_viewport objects included.
func (o *WpViewporter) Destroy() error {
	if err := o.Context().Request(wl.Request{Proxy: o, Opcode: 0, Name: "wp_viewporter.destroy", Destructor: true}); err != nil {
		return err
	}
	return nil
}

// Instantiate an interface extension for the given wl_surface to crop and scale its content. If the given wl_surface already has a wp_viewport object associated, the viewport_exists protocol error is raised.
func (o *WpViewporter) GetViewport(surface *cross_wl_surface.Surface) (*WpViewport, error) {
	var arg1 wl.Object
	if surface != nil {
		arg1 = surface
	}
	child := &WpViewport{}
	child.SetContext(o.Context())
	if err := o.Context().Request(wl.Request{Proxy: o, Opcode: 1, Name: "wp_viewporter.get_viewport", Child: child}, child, arg1); err != nil {
		return nil, err
	}
	return child, nil
}

// EventSignature returns the declared event argument types in wire order.
func (o *WpViewporter) EventSignature(opcode uint16) (string, bool) {
	switch opcode {
	default:
		return "", false
	}
}

// Dispatch decodes one event on wp_viewporter and calls the registered handlers.
func (o *WpViewporter) Dispatch(event *wl.Event) {
	switch event.Opcode {
	default:
	}
}

// WpViewportInterface is the protocol interface name.
const WpViewportInterface = "wp_viewport"

// WpViewport is the generated binding for wp_viewport version 1.
type WpViewport struct {
	wl.BaseProxy
}

// NewWpViewport returns an unbound WpViewport.
func NewWpViewport(ctx *wl.Context) *WpViewport {
	obj := &WpViewport{}
	obj.SetContext(ctx)
	ctx.Register(obj)
	return obj
}

// The associated wl_surface's crop and scale state is removed. The change is applied on the next wl_surface.commit.
func (o *WpViewport) Destroy() error {
	if err := o.Context().Request(wl.Request{Proxy: o, Opcode: 0, Name: "wp_viewport.destroy", Destructor: true}); err != nil {
		return err
	}
	return nil
}

// Set the source rectangle of the associated wl_surface. See wp_viewport for the description, and relation to the wl_buffer size. If all of x, y, width and height are -1.0, the source rectangle is unset instead. Any other set of values where width or height are zero or negative, or x or y are negative, raise the bad_value protocol error. The crop and scale state is double-buffered, see wl_surface.commit.
func (o *WpViewport) SetSource(x wl.Fixed, y wl.Fixed, width wl.Fixed, height wl.Fixed) error {
	if err := o.Context().Request(wl.Request{Proxy: o, Opcode: 1, Name: "wp_viewport.set_source"}, x, y, width, height); err != nil {
		return err
	}
	return nil
}

// Set the destination size of the associated wl_surface. See wp_viewport for the description, and relation to the wl_buffer size. If width is -1 and height is -1, the destination size is unset instead. Any other pair of values for width and height that contains zero or negative values raises the bad_value protocol error. The crop and scale state is double-buffered, see wl_surface.commit.
func (o *WpViewport) SetDestination(width int32, height int32) error {
	if err := o.Context().Request(wl.Request{Proxy: o, Opcode: 2, Name: "wp_viewport.set_destination"}, width, height); err != nil {
		return err
	}
	return nil
}

// EventSignature returns the declared event argument types in wire order.
func (o *WpViewport) EventSignature(opcode uint16) (string, bool) {
	switch opcode {
	default:
		return "", false
	}
}

// Dispatch decodes one event on wp_viewport and calls the registered handlers.
func (o *WpViewport) Dispatch(event *wl.Event) {
	switch event.Opcode {
	default:
	}
}