Added new float_edit widget to replace the spinbox and the hslider

addons/material_maker/nodes/generic.gd

@@ -24,12 +24,10 @@ func on_parameter_changed(p, v) -> void:
 		call_deferred("update_node")
 	elif controls.has(p):
 		var o = controls[p]
-		if o is LineEdit:
+		if o is MMFloatEdit:
+			o.value = v
+		elif o is LineEdit:
 			o.text = v
-		elif o is SpinBox:
-			o.value = v
-		elif o is HSlider:
-			o.value = v
 		elif o is SizeOptionButton:
 			o.size_value = v
 		elif o is OptionButton:
@@ -56,12 +54,10 @@ func initialize_properties() -> void:
 		var o = controls[c]
 		if generator.parameters.has(c):
 			on_parameter_changed(c, generator.parameters[c])
-		if o is LineEdit:
+		if o is MMFloatEdit:
+			o.connect("value_changed", self, "_on_value_changed", [ o.name ])
+		elif o is LineEdit:
 			o.connect("text_changed", self, "_on_text_changed", [ o.name ])
-		elif o is SpinBox:
-			o.connect("value_changed", self, "_on_value_changed", [ o.name ])
-		elif o is HSlider:
-			o.connect("value_changed", self, "_on_value_changed", [ o.name ])
 		elif o is SizeOptionButton:
 			o.connect("size_value_changed", self, "_on_value_changed", [ o.name ])
 		elif o is OptionButton:
@@ -106,15 +102,10 @@ func _on_gradient_changed(new_gradient, variable) -> void:
 func create_parameter_control(p : Dictionary) -> Control:
 	var control = null
 	if p.type == "float":
-		if p.has("widget") and p.widget == "spinbox":
-			control = SpinBox.new()
-		else:
-			control = preload("res://addons/material_maker/widgets/hslider.tscn").instance()
+		control = preload("res://addons/material_maker/widgets/float_edit.tscn").instance()
 		control.min_value = p.min
 		control.max_value = p.max
 		control.step = 0.005 if !p.has("step") else p.step
-		control.allow_greater = true
-		control.allow_lesser = true
 		if p.has("default"):
 			control.value = p.default
 		control.rect_min_size.x = 80

addons/material_maker/widgets/float_edit.gd

@@ -0,0 +1,70 @@
+tool
+extends LineEdit
+class_name MMFloatEdit
+
+export var value : float = 0.5 setget set_value
+export var min_value : float = 0.0 setget set_min_value
+export var max_value : float = 1.0 setget set_max_value
+export var step : float = 0.0 setget set_step
+
+var start_position : float
+var start_value : float
+
+onready var slider = $Slider
+onready var cursor = $Slider/Cursor
+
+signal value_changed
+
+func _ready() -> void:
+	do_update()
+
+func set_value(v : float) -> void:
+	value = v
+	do_update()
+
+func set_min_value(v : float) -> void:
+	min_value = v
+	do_update()
+
+func set_max_value(v : float) -> void:
+	max_value = v
+	do_update()
+
+func set_step(v : float) -> void:
+	step = v
+	do_update()
+
+func do_update(update_text : bool = true) -> void:
+	if update_text:
+		text = str(value)
+	if cursor != null:
+		cursor.rect_position.x = (clamp(value, min_value, max_value)-min_value)*(slider.rect_size.x-cursor.rect_size.x)/(max_value-min_value)
+
+func _on_LineEdit_gui_input(event : InputEvent) -> void:
+	if event is InputEventMouseButton and event.button_index == BUTTON_LEFT:
+		if event.is_pressed():
+			start_position = event.position.x
+			start_value = value
+	elif event is InputEventMouseMotion and event.button_mask == BUTTON_MASK_LEFT:
+		var delta : float = event.position.x-start_position
+		var v : float = clamp(start_value+sign(delta)*pow(abs(delta)*0.005, 2)*abs(max_value - min_value), min_value, max_value)
+		if step != 0:
+			v = min_value+floor((v - min_value)/step)*step
+		set_value(v)
+		select(0, 0)
+		emit_signal("value_changed", value)
+
+func _on_LineEdit_text_changed(new_text : String) -> void:
+	if new_text.is_valid_float():
+		value = new_text.to_float()
+		do_update(false)
+
+func _on_LineEdit_text_entered(new_text : String) -> void:
+	if new_text.is_valid_float():
+		value = new_text.to_float()
+	do_update()
+	emit_signal("value_changed", value)
+
+func _on_LineEdit_focus_exited() -> void:
+	do_update()
+	emit_signal("value_changed", value)

addons/material_maker/widgets/float_edit.tscn

@@ -0,0 +1,40 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://addons/material_maker/widgets/float_edit.gd" type="Script" id=1]
+
+[node name="LineEdit" type="LineEdit"]
+anchor_left = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = -1280.0
+margin_right = -1222.0
+margin_bottom = -696.0
+text = "0.5"
+max_length = 20
+context_menu_enabled = false
+caret_blink = true
+script = ExtResource( 1 )
+
+[node name="Slider" type="ColorRect" parent="."]
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_left = 2.0
+margin_top = -3.0
+margin_right = -2.0
+margin_bottom = -3.0
+rect_min_size = Vector2( 0, 2 )
+mouse_filter = 2
+color = Color( 0.501961, 0.501961, 0.501961, 1 )
+
+[node name="Cursor" type="ColorRect" parent="Slider"]
+margin_right = 3.0
+margin_bottom = 1.0
+rect_min_size = Vector2( 3, 2 )
+mouse_filter = 2
+[connection signal="focus_exited" from="." to="." method="_on_LineEdit_focus_exited"]
+[connection signal="gui_input" from="." to="." method="_on_LineEdit_gui_input"]
+[connection signal="resized" from="." to="." method="do_update"]
+[connection signal="text_changed" from="." to="." method="_on_LineEdit_text_changed"]
+[connection signal="text_entered" from="." to="." method="_on_LineEdit_text_entered"]
+[connection signal="resized" from="Slider" to="." method="do_update"]