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gfolf2/addons/terrain_3d/src/tool_settings.gd

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Added Terrain3D addon
2024-10-20 15:47:57 -06:00
extends PanelContainer
signal picking(type, callback)
signal setting_changed
enum Layout {
HORIZONTAL,
VERTICAL,
GRID,
}
enum SettingType {
CHECKBOX,
COLOR_SELECT,
DOUBLE_SLIDER,
OPTION,
PICKER,
MULTI_PICKER,
SLIDER,
TYPE_MAX,
}
const MultiPicker: Script = preload("res://addons/terrain_3d/src/multi_picker.gd")
const DEFAULT_BRUSH: String = "circle0.exr"
const BRUSH_PATH: String = "res://addons/terrain_3d/brushes"
const PICKER_ICON: String = "res://addons/terrain_3d/icons/picker.svg"
# Add settings flags
const NONE: int = 0x0
const ALLOW_LARGER: int = 0x1
const ALLOW_SMALLER: int = 0x2
const ALLOW_OUT_OF_BOUNDS: int = 0x3 # LARGER|SMALLER
const NO_LABEL: int = 0x4
const ADD_SEPARATOR: int = 0x8
const ADD_SPACER: int = 0x10
var brush_preview_material: ShaderMaterial
var select_brush_button: Button
var main_list: HBoxContainer
var advanced_list: VBoxContainer
var height_list: VBoxContainer
var scale_list: VBoxContainer
var rotation_list: VBoxContainer
var color_list: VBoxContainer
var settings: Dictionary = {}
func _ready() -> void:
main_list = HBoxContainer.new()
add_child(main_list, true)
## Common Settings
add_brushes(main_list)
add_setting({ "name":"size", "type":SettingType.SLIDER, "list":main_list, "default":50, "unit":"m",
"range":Vector3(2, 200, 1), "flags":ALLOW_LARGER|ADD_SPACER })
add_setting({ "name":"strength", "type":SettingType.SLIDER, "list":main_list, "default":10,
"unit":"%", "range":Vector3(1, 100, 1), "flags":ALLOW_LARGER })
add_setting({ "name":"enable", "type":SettingType.CHECKBOX, "list":main_list, "default":true })
add_setting({ "name":"height", "type":SettingType.SLIDER, "list":main_list, "default":50,
"unit":"m", "range":Vector3(-500, 500, 0.1), "flags":ALLOW_OUT_OF_BOUNDS })
add_setting({ "name":"height_picker", "type":SettingType.PICKER, "list":main_list,
"default":Terrain3DEditor.HEIGHT, "flags":NO_LABEL })
add_setting({ "name":"color", "type":SettingType.COLOR_SELECT, "list":main_list,
"default":Color.WHITE, "flags":ADD_SEPARATOR })
add_setting({ "name":"color_picker", "type":SettingType.PICKER, "list":main_list,
"default":Terrain3DEditor.COLOR, "flags":NO_LABEL })
add_setting({ "name":"roughness", "type":SettingType.SLIDER, "list":main_list, "default":0,
"unit":"%", "range":Vector3(-100, 100, 1), "flags":ADD_SEPARATOR })
add_setting({ "name":"roughness_picker", "type":SettingType.PICKER, "list":main_list,
"default":Terrain3DEditor.ROUGHNESS, "flags":NO_LABEL })
add_setting({ "name":"enable_texture", "label":"Texture", "type":SettingType.CHECKBOX,
"list":main_list, "default":true })
add_setting({ "name":"enable_angle", "label":"Angle", "type":SettingType.CHECKBOX,
"list":main_list, "default":true, "flags":ADD_SEPARATOR })
add_setting({ "name":"angle", "type":SettingType.SLIDER, "list":main_list, "default":0,
"unit":"%", "range":Vector3(0, 337.5, 22.5), "flags":NO_LABEL })
add_setting({ "name":"angle_picker", "type":SettingType.PICKER, "list":main_list,
"default":Terrain3DEditor.ANGLE, "flags":NO_LABEL })
add_setting({ "name":"dynamic_angle", "label":"Dynamic", "type":SettingType.CHECKBOX,
"list":main_list, "default":false, "flags":ADD_SPACER })
add_setting({ "name":"enable_scale", "label":"Scale ±", "type":SettingType.CHECKBOX,
"list":main_list, "default":true, "flags":ADD_SEPARATOR })
add_setting({ "name":"scale", "label":"±", "type":SettingType.SLIDER, "list":main_list, "default":0,
"unit":"%", "range":Vector3(-60, 80, 20), "flags":NO_LABEL })
add_setting({ "name":"scale_picker", "type":SettingType.PICKER, "list":main_list,
"default":Terrain3DEditor.SCALE, "flags":NO_LABEL })
## Slope
add_setting({ "name":"slope", "type":SettingType.DOUBLE_SLIDER, "list":main_list,
"default":0, "unit":"°", "range":Vector3(0, 180, 1) })
add_setting({ "name":"gradient_points", "type":SettingType.MULTI_PICKER, "label":"Points",
"list":main_list, "default":Terrain3DEditor.HEIGHT, "flags":ADD_SEPARATOR })
add_setting({ "name":"drawable", "type":SettingType.CHECKBOX, "list":main_list, "default":false,
"flags":ADD_SEPARATOR })
settings["drawable"].toggled.connect(_on_drawable_toggled)
## Instancer
height_list = create_submenu(main_list, "Height", Layout.VERTICAL)
add_setting({ "name":"height_offset", "type":SettingType.SLIDER, "list":height_list, "default":0,
"unit":"m", "range":Vector3(-10, 10, 0.05), "flags":ALLOW_OUT_OF_BOUNDS })
add_setting({ "name":"random_height", "label":"Random Height ±", "type":SettingType.SLIDER,
"list":height_list, "default":0, "unit":"m", "range":Vector3(0, 10, 0.05),
"flags":ALLOW_OUT_OF_BOUNDS })
scale_list = create_submenu(main_list, "Scale", Layout.VERTICAL)
add_setting({ "name":"fixed_scale", "type":SettingType.SLIDER, "list":scale_list, "default":100,
"unit":"%", "range":Vector3(1, 1000, 1), "flags":ALLOW_OUT_OF_BOUNDS })
add_setting({ "name":"random_scale", "label":"Random Scale ±", "type":SettingType.SLIDER, "list":scale_list,
"default":20, "unit":"%", "range":Vector3(0, 99, 1), "flags":ALLOW_OUT_OF_BOUNDS })
rotation_list = create_submenu(main_list, "Rotation", Layout.VERTICAL)
add_setting({ "name":"fixed_spin", "label":"Fixed Spin (Around Y)", "type":SettingType.SLIDER, "list":rotation_list,
"default":0, "unit":"°", "range":Vector3(0, 360, 1) })
add_setting({ "name":"random_spin", "type":SettingType.SLIDER, "list":rotation_list, "default":360,
"unit":"°", "range":Vector3(0, 360, 1) })
add_setting({ "name":"fixed_angle", "label":"Fixed Angle (From Y)", "type":SettingType.SLIDER, "list":rotation_list,
"default":0, "unit":"°", "range":Vector3(-85, 85, 1), "flags":ALLOW_OUT_OF_BOUNDS })
add_setting({ "name":"random_angle", "label":"Random Angle ±", "type":SettingType.SLIDER, "list":rotation_list,
"default":10, "unit":"°", "range":Vector3(0, 85, 1), "flags":ALLOW_OUT_OF_BOUNDS })
add_setting({ "name":"align_to_normal", "type":SettingType.CHECKBOX, "list":rotation_list, "default":false })
color_list = create_submenu(main_list, "Color", Layout.VERTICAL)
add_setting({ "name":"vertex_color", "type":SettingType.COLOR_SELECT, "list":color_list,
"default":Color.WHITE })
add_setting({ "name":"random_hue", "label":"Random Hue Shift ±", "type":SettingType.SLIDER,
"list":color_list, "default":0, "unit":"°", "range":Vector3(0, 360, 1) })
add_setting({ "name":"random_darken", "type":SettingType.SLIDER, "list":color_list, "default":50,
"unit":"%", "range":Vector3(0, 100, 1) })
#add_setting({ "name":"blend_mode", "type":SettingType.OPTION, "list":color_list, "default":0,
#"range":Vector3(0, 3, 1) })
var spacer: Control = Control.new()
spacer.size_flags_horizontal = Control.SIZE_EXPAND_FILL
main_list.add_child(spacer, true)
## Advanced Settings Menu
advanced_list = create_submenu(main_list, "Advanced", Layout.VERTICAL)
add_setting({ "name":"automatic_regions", "type":SettingType.CHECKBOX, "list":advanced_list,
"default":true })
add_setting({ "name":"align_to_view", "type":SettingType.CHECKBOX, "list":advanced_list,
"default":true })
add_setting({ "name":"show_cursor_while_painting", "type":SettingType.CHECKBOX, "list":advanced_list,
"default":true })
advanced_list.add_child(HSeparator.new(), true)
add_setting({ "name":"gamma", "type":SettingType.SLIDER, "list":advanced_list, "default":1.0,
"unit":"γ", "range":Vector3(0.1, 2.0, 0.01) })
add_setting({ "name":"jitter", "type":SettingType.SLIDER, "list":advanced_list, "default":50,
"unit":"%", "range":Vector3(0, 100, 1) })
func create_submenu(p_parent: Control, p_button_name: String, p_layout: Layout) -> Container:
var menu_button: Button = Button.new()
menu_button.set_text(p_button_name)
menu_button.set_toggle_mode(true)
menu_button.set_v_size_flags(SIZE_SHRINK_CENTER)
menu_button.toggled.connect(_on_show_submenu.bind(menu_button))
var submenu: PopupPanel = PopupPanel.new()
submenu.popup_hide.connect(menu_button.set_pressed_no_signal.bind(false))
var panel_style: StyleBox = get_theme_stylebox("panel", "PopupMenu").duplicate()
panel_style.set_content_margin_all(10)
submenu.set("theme_override_styles/panel", panel_style)
submenu.add_to_group("terrain3d_submenus")
# Pop up menu on hover, hide on exit
menu_button.mouse_entered.connect(_on_show_submenu.bind(true, menu_button))
submenu.mouse_exited.connect(_on_show_submenu.bind(false, menu_button))
var sublist: Container
match(p_layout):
Layout.GRID:
sublist = GridContainer.new()
Layout.VERTICAL:
sublist = VBoxContainer.new()
Layout.HORIZONTAL, _:
sublist = HBoxContainer.new()
p_parent.add_child(menu_button, true)
menu_button.add_child(submenu, true)
submenu.add_child(sublist, true)
return sublist
func _on_show_submenu(p_toggled: bool, p_button: Button) -> void:
# Don't show if mouse already down (from painting)
if p_toggled and Input.is_mouse_button_pressed(MOUSE_BUTTON_LEFT):
return
# Hide menu if mouse is not in button or panel
var button_rect: Rect2 = Rect2(p_button.get_screen_transform().origin, p_button.get_global_rect().size)
var in_button: bool = button_rect.has_point(DisplayServer.mouse_get_position())
var panel: PopupPanel = p_button.get_child(0)
var panel_rect: Rect2 = Rect2(panel.position, panel.size)
var in_panel: bool = panel_rect.has_point(DisplayServer.mouse_get_position())
if not p_toggled and ( in_button or in_panel ):
return
# Hide all submenus before possibly enabling the current one
get_tree().call_group("terrain3d_submenus", "set_visible", false)
var popup: PopupPanel = p_button.get_child(0)
var popup_pos: Vector2 = p_button.get_screen_transform().origin
popup.set_visible(p_toggled)
popup_pos.y -= popup.get_size().y
popup.set_position(popup_pos)
func add_brushes(p_parent: Control) -> void:
var brush_list: GridContainer = create_submenu(p_parent, "Brush", Layout.GRID)
brush_list.name = "BrushList"
var brush_button_group: ButtonGroup = ButtonGroup.new()
brush_button_group.pressed.connect(_on_setting_changed)
var default_brush_btn: Button
var dir: DirAccess = DirAccess.open(BRUSH_PATH)
if dir:
dir.list_dir_begin()
var file_name = dir.get_next()
while file_name != "":
if !dir.current_is_dir() and file_name.ends_with(".exr"):
var img: Image = Image.load_from_file(BRUSH_PATH + "/" + file_name)
img = Terrain3DUtil.black_to_alpha(img)
var tex: ImageTexture = ImageTexture.create_from_image(img)
var btn: Button = Button.new()
btn.set_custom_minimum_size(Vector2.ONE * 100)
btn.set_button_icon(tex)
btn.set_meta("image", img)
btn.set_expand_icon(true)
btn.set_material(_get_brush_preview_material())
btn.set_toggle_mode(true)
btn.set_button_group(brush_button_group)
btn.mouse_entered.connect(_on_brush_hover.bind(true, btn))
btn.mouse_exited.connect(_on_brush_hover.bind(false, btn))
brush_list.add_child(btn, true)
if file_name == DEFAULT_BRUSH:
default_brush_btn = btn
var lbl: Label = Label.new()
btn.name = file_name.get_basename().to_pascal_case()
btn.add_child(lbl, true)
lbl.text = btn.name
lbl.visible = false
lbl.position.y = 70
lbl.add_theme_color_override("font_shadow_color", Color.BLACK)
lbl.add_theme_constant_override("shadow_offset_x", 1)
lbl.add_theme_constant_override("shadow_offset_y", 1)
lbl.add_theme_font_size_override("font_size", 16)
file_name = dir.get_next()
brush_list.columns = sqrt(brush_list.get_child_count()) + 2
if not default_brush_btn:
default_brush_btn = brush_button_group.get_buttons()[0]
default_brush_btn.set_pressed(true)
settings["brush"] = brush_button_group
select_brush_button = brush_list.get_parent().get_parent()
# Optionally erase the main brush button text and replace it with the texture
# select_brush_button.set_button_icon(default_brush_btn.get_button_icon())
# select_brush_button.set_custom_minimum_size(Vector2.ONE * 36)
# select_brush_button.set_icon_alignment(HORIZONTAL_ALIGNMENT_CENTER)
# select_brush_button.set_expand_icon(true)
func _on_brush_hover(p_hovering: bool, p_button: Button) -> void:
if p_button.get_child_count() > 0:
var child = p_button.get_child(0)
if child is Label:
if p_hovering:
child.visible = true
else:
child.visible = false
func _on_pick(p_type: Terrain3DEditor.Tool) -> void:
emit_signal("picking", p_type, _on_picked)
func _on_picked(p_type: Terrain3DEditor.Tool, p_color: Color, p_global_position: Vector3) -> void:
match p_type:
Terrain3DEditor.HEIGHT:
settings["height"].value = p_color.r if not is_nan(p_color.r) else 0
Terrain3DEditor.COLOR:
settings["color"].color = p_color if not is_nan(p_color.r) else Color.WHITE
Terrain3DEditor.ROUGHNESS:
# 200... -.5 converts 0,1 to -100,100
settings["roughness"].value = round(200 * (p_color.a - 0.5)) if not is_nan(p_color.r) else 0.499
Terrain3DEditor.ANGLE:
settings["angle"].value = p_color.r
Terrain3DEditor.SCALE:
settings["scale"].value = p_color.r
_on_setting_changed()
func _on_point_pick(p_type: Terrain3DEditor.Tool, p_name: String) -> void:
assert(p_type == Terrain3DEditor.HEIGHT)
emit_signal("picking", p_type, _on_point_picked.bind(p_name))
func _on_point_picked(p_type: Terrain3DEditor.Tool, p_color: Color, p_global_position: Vector3, p_name: String) -> void:
assert(p_type == Terrain3DEditor.HEIGHT)
var point: Vector3 = p_global_position
point.y = p_color.r
settings[p_name].add_point(point)
_on_setting_changed()
func add_setting(p_args: Dictionary) -> void:
var p_name: StringName = p_args.get("name", "")
var p_label: String = p_args.get("label", "") # Optional replacement for name
var p_type: SettingType = p_args.get("type", SettingType.TYPE_MAX)
var p_list: Control = p_args.get("list")
var p_default: Variant = p_args.get("default")
var p_suffix: String = p_args.get("unit", "")
var p_range: Vector3 = p_args.get("range", Vector3(0, 0, 1))
var p_minimum: float = p_range.x
var p_maximum: float = p_range.y
var p_step: float = p_range.z
var p_flags: int = p_args.get("flags", NONE)
if p_name.is_empty() or p_type == SettingType.TYPE_MAX:
return
var container: HBoxContainer = HBoxContainer.new()
container.set_v_size_flags(SIZE_EXPAND_FILL)
var control: Control # Houses the setting to be saved
var pending_children: Array[Control]
match p_type:
SettingType.CHECKBOX:
var checkbox := CheckBox.new()
checkbox.set_pressed_no_signal(p_default)
checkbox.pressed.connect(_on_setting_changed)
pending_children.push_back(checkbox)
control = checkbox
SettingType.COLOR_SELECT:
var picker := ColorPickerButton.new()
picker.set_custom_minimum_size(Vector2(100, 25))
picker.color = Color.WHITE
picker.edit_alpha = false
picker.get_picker().set_color_mode(ColorPicker.MODE_HSV)
picker.color_changed.connect(_on_setting_changed)
var popup: PopupPanel = picker.get_popup()
popup.mouse_exited.connect(Callable(func(p): p.hide()).bind(popup))
pending_children.push_back(picker)
control = picker
SettingType.PICKER:
var button := Button.new()
button.set_v_size_flags(SIZE_SHRINK_CENTER)
button.icon = load(PICKER_ICON)
button.tooltip_text = "Pick value from the Terrain"
button.pressed.connect(_on_pick.bind(p_default))
pending_children.push_back(button)
control = button
SettingType.MULTI_PICKER:
var multi_picker: HBoxContainer = MultiPicker.new()
multi_picker.pressed.connect(_on_point_pick.bind(p_default, p_name))
multi_picker.value_changed.connect(_on_setting_changed)
pending_children.push_back(multi_picker)
control = multi_picker
SettingType.OPTION:
var option := OptionButton.new()
for i in int(p_maximum):
option.add_item("a", i)
option.selected = p_minimum
option.item_selected.connect(_on_setting_changed)
pending_children.push_back(option)
control = option
SettingType.SLIDER, SettingType.DOUBLE_SLIDER:
var slider: Control
if p_type == SettingType.SLIDER:
# Create an editable value box
var spin_slider := EditorSpinSlider.new()
spin_slider.set_flat(false)
spin_slider.set_hide_slider(true)
spin_slider.value_changed.connect(_on_setting_changed)
spin_slider.set_max(p_maximum)
spin_slider.set_min(p_minimum)
spin_slider.set_step(p_step)
spin_slider.set_value(p_default)
spin_slider.set_suffix(p_suffix)
spin_slider.set_v_size_flags(SIZE_SHRINK_CENTER)
spin_slider.set_custom_minimum_size(Vector2(75, 0))
# Create horizontal slider linked to the above box
slider = HSlider.new()
slider.share(spin_slider)
if p_flags & ALLOW_LARGER:
slider.set_allow_greater(true)
if p_flags & ALLOW_SMALLER:
slider.set_allow_lesser(true)
pending_children.push_back(slider)
pending_children.push_back(spin_slider)
control = spin_slider
else: # DOUBLE_SLIDER
var label := Label.new()
label.set_custom_minimum_size(Vector2(75, 0))
slider = DoubleSlider.new()
slider.label = label
slider.suffix = p_suffix
slider.setting_changed.connect(_on_setting_changed)
pending_children.push_back(slider)
pending_children.push_back(label)
control = slider
slider.set_max(p_maximum)
slider.set_min(p_minimum)
slider.set_step(p_step)
slider.set_value(p_default)
slider.set_v_size_flags(SIZE_SHRINK_CENTER)
slider.set_custom_minimum_size(Vector2(60, 10))
control.name = p_name.to_pascal_case()
settings[p_name] = control
# Setup button labels
if not (p_flags & NO_LABEL):
# Labels are actually buttons styled to look like labels
var label := Button.new()
label.set("theme_override_styles/normal", get_theme_stylebox("normal", "Label"))
label.set("theme_override_styles/hover", get_theme_stylebox("normal", "Label"))
label.set("theme_override_styles/pressed", get_theme_stylebox("normal", "Label"))
label.set("theme_override_styles/focus", get_theme_stylebox("normal", "Label"))
label.pressed.connect(_on_label_pressed.bind(p_name, p_default))
if p_label.is_empty():
label.set_text(p_name.capitalize() + ": ")
else:
label.set_text(p_label.capitalize() + ": ")
pending_children.push_front(label)
# Add separators to front
if p_flags & ADD_SEPARATOR:
pending_children.push_front(VSeparator.new())
if p_flags & ADD_SPACER:
var spacer := Control.new()
spacer.set_custom_minimum_size(Vector2(5, 0))
pending_children.push_front(spacer)
# Add all children to container and list
for child in pending_children:
container.add_child(child, true)
p_list.add_child(container, true)
# If label button is pressed, reset value to default or toggle checkbox
func _on_label_pressed(p_name: String, p_default: Variant) -> void:
var control: Control = settings.get(p_name)
if not control:
return
if control is CheckBox:
set_setting(p_name, !control.button_pressed)
elif p_default != null:
set_setting(p_name, p_default)
func get_settings() -> Dictionary:
var dict: Dictionary
for key in settings.keys():
dict[key] = get_setting(key)
return dict
func get_setting(p_setting: String) -> Variant:
var object: Object = settings.get(p_setting)
var value: Variant
if object is Range:
value = object.get_value()
# Adjust widths of all sliders on update of values
var digits: float = count_digits(value)
var width: float = clamp( (1 + count_digits(value)) * 19., 50, 80) * clamp(EditorInterface.get_editor_scale(), .9, 2)
object.set_custom_minimum_size(Vector2(width, 0))
elif object is DoubleSlider:
value = Vector2(object.get_min_value(), object.get_max_value())
elif object is ButtonGroup:
var img: Image = object.get_pressed_button().get_meta("image")
var tex: Texture2D = object.get_pressed_button().get_button_icon()
value = [ img, tex ]
elif object is CheckBox:
value = object.is_pressed()
elif object is ColorPickerButton:
value = object.color
elif object is MultiPicker:
value = object.get_points()
if value == null:
value = 0
return value
func set_setting(p_setting: String, p_value: Variant) -> void:
var object: Object = settings.get(p_setting)
if object is Range:
object.set_value(p_value)
elif object is DoubleSlider: # Expects p_value is Vector2
object.set_min_value(p_value.x)
object.set_max_value(p_value.y)
elif object is ButtonGroup: # Expects p_value is Array [ "button name", boolean ]
if p_value is Array and p_value.size() == 2:
for button in object.get_buttons():
if button.name == p_value[0]:
button.button_pressed = p_value[1]
elif object is CheckBox:
object.button_pressed = p_value
elif object is ColorPickerButton:
object.color = p_value
elif object is MultiPicker: # Expects p_value is PackedVector3Array
object.points = p_value
_on_setting_changed(object)
func show_settings(p_settings: PackedStringArray) -> void:
for setting in settings.keys():
var object: Object = settings[setting]
if object is Control:
if setting in p_settings:
object.get_parent().show()
else:
object.get_parent().hide()
if select_brush_button:
if not "brush" in p_settings:
select_brush_button.hide()
else:
select_brush_button.show()
func _on_setting_changed(p_data: Variant = null) -> void:
# If a button was clicked on a submenu
if p_data is Button and p_data.get_parent().get_parent() is PopupPanel:
if p_data.get_parent().name == "BrushList":
# Optionally Set selected brush texture in main brush button
# p_data.get_parent().get_parent().get_parent().set_button_icon(p_data.get_button_icon())
# Hide popup
p_data.get_parent().get_parent().set_visible(false)
# Hide label
if p_data.get_child_count() > 0:
p_data.get_child(0).visible = false
emit_signal("setting_changed")
func _on_drawable_toggled(p_button_pressed: bool) -> void:
if not p_button_pressed:
settings["gradient_points"].clear()
func _get_brush_preview_material() -> ShaderMaterial:
if !brush_preview_material:
brush_preview_material = ShaderMaterial.new()
var shader: Shader = Shader.new()
var code: String = "shader_type canvas_item;\n"
code += "varying vec4 v_vertex_color;\n"
code += "void vertex() {\n"
code += " v_vertex_color = COLOR;\n"
code += "}\n"
code += "void fragment(){\n"
code += " vec4 tex = texture(TEXTURE, UV);\n"
code += " COLOR.a *= pow(tex.r, 0.666);\n"
code += " COLOR.rgb = v_vertex_color.rgb;\n"
code += "}\n"
shader.set_code(code)
brush_preview_material.set_shader(shader)
return brush_preview_material
# Counts digits of a number including negative sign, decimal points, and up to 3 decimals
func count_digits(p_value: float) -> int:
var count: int = 1
for i in range(5, 0, -1):
if abs(p_value) >= pow(10, i):
count = i+1
break
if p_value - floor(p_value) >= .1:
count += 1 # For the decimal
if p_value*10 - floor(p_value*10.) >= .1:
count += 1
if p_value*100 - floor(p_value*100.) >= .1:
count += 1
if p_value*1000 - floor(p_value*1000.) >= .1:
count += 1
# Negative sign
if p_value < 0:
count += 1
return count
#### Sub Class DoubleSlider
class DoubleSlider extends Range:
signal setting_changed(Vector2)
var label: Label
var suffix: String
var grabbed: bool = false
var _max_value: float
# TODO Needs to clamp min and max values. Currently allows max slider to go negative.
func _gui_input(p_event: InputEvent) -> void:
if p_event is InputEventMouseButton:
if p_event.get_button_index() == MOUSE_BUTTON_LEFT:
grabbed = p_event.is_pressed()
set_min_max(p_event.get_position().x)
if p_event is InputEventMouseMotion:
if grabbed:
set_min_max(p_event.get_position().x)
func _notification(p_what: int) -> void:
if p_what == NOTIFICATION_RESIZED:
pass
if p_what == NOTIFICATION_DRAW:
var bg: StyleBox = get_theme_stylebox("slider", "HSlider")
var bg_height: float = bg.get_minimum_size().y
draw_style_box(bg, Rect2(Vector2(0, (size.y - bg_height) / 2), Vector2(size.x, bg_height)))
var grabber: Texture2D = get_theme_icon("grabber", "HSlider")
var area: StyleBox = get_theme_stylebox("grabber_area", "HSlider")
var h: float = size.y / 2 - grabber.get_size().y / 2
var minpos: Vector2 = Vector2((min_value / _max_value) * size.x - grabber.get_size().x / 2, h)
var maxpos: Vector2 = Vector2((max_value / _max_value) * size.x - grabber.get_size().x / 2, h)
draw_style_box(area, Rect2(Vector2(minpos.x + grabber.get_size().x / 2, (size.y - bg_height) / 2), Vector2(maxpos.x - minpos.x, bg_height)))
draw_texture(grabber, minpos)
draw_texture(grabber, maxpos)
func set_max(p_value: float) -> void:
max_value = p_value
if _max_value == 0:
_max_value = max_value
update_label()
func set_min_max(p_xpos: float) -> void:
var mid_value_normalized: float = ((max_value + min_value) / 2.0) / _max_value
var mid_value: float = size.x * mid_value_normalized
var min_active: bool = p_xpos < mid_value
var xpos_ranged: float = snappedf((p_xpos / size.x) * _max_value, step)
if min_active:
min_value = xpos_ranged
else:
max_value = xpos_ranged
min_value = clamp(min_value, 0, max_value - 10)
max_value = clamp(max_value, min_value + 10, _max_value)
update_label()
emit_signal("setting_changed", Vector2(min_value, max_value))
queue_redraw()
func update_label() -> void:
if label:
label.set_text(str(min_value) + suffix + "/" + str(max_value) + suffix)
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