// Package gtk was automatically generated by github.com/bnema/puregotk DO NOT EDIT
package gtk

import (
	"structs"
	"unsafe"

	"github.com/ebitengine/purego"

	"github.com/bnema/puregotk/pkg/core"
	"github.com/bnema/puregotk/v4/gdk"
	"github.com/bnema/puregotk/v4/gobject"
	"github.com/bnema/puregotk/v4/gobject/types"
	"github.com/bnema/puregotk/v4/gsk"
)

type NativeInterface struct {
	_ structs.HostLayout
}

func (x *NativeInterface) GoPointer() uintptr {
	return uintptr(unsafe.Pointer(x))
}

// An interface for widgets that have their own [class@Gdk.Surface].
//
// The obvious example of a `GtkNative` is `GtkWindow`.
//
// Every widget that is not itself a `GtkNative` is contained in one,
// and you can get it with [method@Gtk.Widget.get_native].
//
// To get the surface of a `GtkNative`, use [method@Gtk.Native.get_surface].
// It is also possible to find the `GtkNative` to which a surface
// belongs, with [func@Gtk.Native.get_for_surface].
//
// In addition to a [class@Gdk.Surface], a `GtkNative` also provides
// a [class@Gsk.Renderer] for rendering on that surface. To get the
// renderer, use [method@Gtk.Native.get_renderer].
type Native interface {
	GoPointer() uintptr
	SetGoPointer(uintptr)
	GetRenderer() *gsk.Renderer
	GetSurface() *gdk.Surface
	GetSurfaceTransform(XVar *float64, YVar *float64)
	Realize()
	Unrealize()
}

var xNativeGLibType func() types.GType

func NativeGLibType() types.GType {
	return xNativeGLibType()
}

type NativeBase struct {
	Ptr uintptr
}

func (x *NativeBase) GoPointer() uintptr {
	if x == nil {
		return 0
	}
	return x.Ptr
}

func (x *NativeBase) SetGoPointer(ptr uintptr) {
	x.Ptr = ptr
}

// Returns the renderer that is used for this `GtkNative`.
func (x *NativeBase) GetRenderer() *gsk.Renderer {
	var cls *gsk.Renderer

	cret := XGtkNativeGetRenderer(x.GoPointer())

	if cret == 0 {
		return nil
	}
	gobject.IncreaseRef(cret)
	cls = &gsk.Renderer{}
	cls.Ptr = cret
	return cls
}

// Returns the surface of this `GtkNative`.
func (x *NativeBase) GetSurface() *gdk.Surface {
	var cls *gdk.Surface

	cret := XGtkNativeGetSurface(x.GoPointer())

	if cret == 0 {
		return nil
	}
	gobject.IncreaseRef(cret)
	cls = &gdk.Surface{}
	cls.Ptr = cret
	return cls
}

// Retrieves the surface transform of @self.
//
// This is the translation from @self's surface coordinates into
// @self's widget coordinates.
func (x *NativeBase) GetSurfaceTransform(XVar *float64, YVar *float64) {

	XGtkNativeGetSurfaceTransform(x.GoPointer(), XVar, YVar)

}

// Realizes a `GtkNative`.
//
// This should only be used by subclasses.
func (x *NativeBase) Realize() {

	XGtkNativeRealize(x.GoPointer())

}

// Unrealizes a `GtkNative`.
//
// This should only be used by subclasses.
func (x *NativeBase) Unrealize() {

	XGtkNativeUnrealize(x.GoPointer())

}

var XGtkNativeGetRenderer func(uintptr) uintptr
var XGtkNativeGetSurface func(uintptr) uintptr
var XGtkNativeGetSurfaceTransform func(uintptr, *float64, *float64)
var XGtkNativeRealize func(uintptr)
var XGtkNativeUnrealize func(uintptr)

var xNativeGetForSurface func(uintptr) uintptr

// Finds the `GtkNative` associated with the surface.
func NativeGetForSurface(SurfaceVar *gdk.Surface) *NativeBase {
	var cls *NativeBase

	cret := xNativeGetForSurface(SurfaceVar.GoPointer())

	if cret == 0 {
		return nil
	}
	gobject.IncreaseRef(cret)
	cls = &NativeBase{}
	cls.Ptr = cret
	return cls
}

func init() {
	core.SetPackageName("GTK", "gtk4")
	core.SetSharedLibraries("GTK", []string{"libgtk-4.so.1"})
	var libs []uintptr
	for _, libPath := range core.GetPaths("GTK") {
		lib, err := purego.Dlopen(libPath, purego.RTLD_NOW|purego.RTLD_GLOBAL)
		if err != nil {
			panic(err)
		}
		libs = append(libs, lib)
	}

	core.PuregoSafeRegister(&xNativeGetForSurface, libs, "gtk_native_get_for_surface")

	core.PuregoSafeRegister(&xNativeGLibType, libs, "gtk_native_get_type")

	core.PuregoSafeRegister(&XGtkNativeGetRenderer, libs, "gtk_native_get_renderer")
	core.PuregoSafeRegister(&XGtkNativeGetSurface, libs, "gtk_native_get_surface")
	core.PuregoSafeRegister(&XGtkNativeGetSurfaceTransform, libs, "gtk_native_get_surface_transform")
	core.PuregoSafeRegister(&XGtkNativeRealize, libs, "gtk_native_realize")
	core.PuregoSafeRegister(&XGtkNativeUnrealize, libs, "gtk_native_unrealize")

}