tool
extends HBoxContainer

signal changed
signal value_changed( value )

export( Texture ) var minus_texture setget set_minus_texture, get_minus_texture
func set_minus_texture( value ):
    minus_texture = value
    if self.has_node( "kh_h_slider/minus" ):
        $kh_h_slider/minus.texture_normal = minus_texture
func get_minus_texture():
    return minus_texture
    
export( Texture ) var plus_texture setget set_plus_texture, get_plus_texture
func set_plus_texture( value ):
    plus_texture = value
    if self.has_node( "kh_h_slider/plus" ):
        $kh_h_slider/plus.texture_normal = plus_texture
func get_plus_texture():
    return plus_texture


func _ready():
    self.add_child( preload( "res://addons/kh_slider/kh_h_slider.tscn" ).instance() )
    
    $kh_h_slider/minus.connect( "pressed", self, "_on_minus_pressed" )
    $kh_h_slider/value.connect( "changed", self, "_on_value_changed" )
    $kh_h_slider/value.connect( "value_changed", self, "_on_value_value_changed" )
    $kh_h_slider/plus.connect( "pressed", self, "_on_plus_pressed" )
    $kh_h_slider/minus.texture_normal = minus_texture
    $kh_h_slider/plus.texture_normal = plus_texture
    
func _on_minus_pressed():
    $kh_h_slider/value.value -= $kh_h_slider/value.step
    
func _on_plus_pressed():
    $kh_h_slider/value.value += $kh_h_slider/value.step
    
func _on_value_changed():
    emit_signal( "changed" )
    

func _on_value_value_changed( value ):
    emit_signal( "value_changed", value )