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Pixelorama/Scripts/Palette/PaletteContainer.gd
OverloadedOrama 768a1e7b8f Added Patterns for the bucket tool
The bucket tool can now use Patterns instead of colors to fill areas. They get loaded from the "Patterns" folder, similar to how Brushes and Palletes work. You can no longer use brushes for the bucket tool.
2020-04-25 00:42:02 +03:00

255 lines
9 KiB
GDScript

extends GridContainer
const palette_button = preload("res://Prefabs/PaletteButton.tscn")
var current_palette = "Default"
var from_palette : Palette
func _ready() -> void:
_load_palettes()
# Select default palette "Default"
on_palette_select(current_palette)
var add_palette_menu : PopupMenu = Global.add_palette_button.get_child(0)
add_palette_menu.connect("id_pressed", self, "add_palette_menu_id_pressed")
func _clear_swatches() -> void:
for child in get_children():
if child is BaseButton:
child.disconnect("pressed", self, "on_color_select")
child.queue_free()
func on_palette_select(palette_name : String) -> void:
_clear_swatches()
if Global.palettes.has(palette_name): # Palette exists in memory
current_palette = palette_name
var palette : Palette = Global.palettes[palette_name]
_display_palette(palette)
func on_new_empty_palette() -> void:
Global.new_palette_dialog.window_title = "Create a new empty palette?"
Global.new_palette_name_line_edit.text = "Custom_Palette"
from_palette = null
Global.new_palette_dialog.popup_centered()
Global.can_draw = false
func on_import_palette() -> void:
Global.palette_import_file_dialog.popup_centered()
Global.can_draw = false
func on_palette_import_file_selected(path : String) -> void:
var palette : Palette = null
if path.to_lower().ends_with("json"):
palette = Palette.new().load_from_file(path)
elif path.to_lower().ends_with("gpl"):
palette = Import.import_gpl(path)
elif path.to_lower().ends_with("png"):
palette = Import.import_png_palette(path)
if palette:
if not Global.palettes.has(palette.name):
Global.palettes[palette.name] = palette
Global.palette_option_button.add_item(palette.name)
var index: int = Global.palette_option_button.get_item_count() - 1
Global.palette_option_button.set_item_metadata(index, palette.name)
Global.palette_option_button.select(index)
on_palette_select(palette.name)
save_palette(palette.name, palette.name + ".json")
else:
Global.error_dialog.set_text(tr("Error: Palette named '%s' already exists!") % palette.name)
Global.error_dialog.popup_centered()
else:
Global.error_dialog.set_text("Invalid Palette file!")
Global.error_dialog.popup_centered()
func _on_AddPalette_pressed() -> void:
Global.add_palette_button.get_child(0).popup(Rect2(Global.add_palette_button.rect_global_position, Vector2.ONE))
func on_new_palette_confirmed() -> void:
var new_palette_name : String = Global.new_palette_name_line_edit.text
var result : String = create_new_palette(new_palette_name, from_palette)
if not result.empty():
Global.error_dialog.set_text(result)
Global.error_dialog.popup_centered()
func add_palette_menu_id_pressed(id : int) -> void:
match id:
0: # New Empty Palette
Global.palette_container.on_new_empty_palette()
1: # Import Palette
Global.palette_container.on_import_palette()
func create_new_palette(name : String, _from_palette : Palette) -> String: # Returns empty string, else error string
var new_palette : Palette = Palette.new()
# Check if new name is valid
if name.empty():
return tr("Error: Palette must have a valid name.")
if Global.palettes.has(name):
return tr("Error: Palette named '%s' already exists!") % name
new_palette.name = name
# Check if source palette has data
if _from_palette:
new_palette = _from_palette.duplicate()
new_palette.name = name
new_palette.editable = true
# Add palette to Global and options
Global.palettes[name] = new_palette
Global.palette_option_button.add_item(name)
var index : int = Global.palette_option_button.get_item_count() - 1
Global.palette_option_button.set_item_metadata(index, name)
Global.palette_option_button.select(index)
save_palette(name, name + ".json")
on_palette_select(name)
return ""
func on_edit_palette() -> void:
var palette : Palette = Global.palettes[current_palette]
var create_new_palette := true # Create new palette by default
if palette.editable:
create_new_palette = false # Edit if already a custom palette
if create_new_palette:
from_palette = Global.palettes[current_palette]
Global.new_palette_dialog.window_title = "Create a new custom palette from existing default?"
Global.new_palette_name_line_edit.text = "Custom_" + current_palette
Global.new_palette_dialog.popup_centered()
Global.can_draw = false
else:
from_palette = null
Global.edit_palette_popup.open(current_palette)
func _on_PaletteOptionButton_item_selected(ID : int) -> void:
var palette_name = Global.palette_option_button.get_item_metadata(ID)
on_palette_select(palette_name)
func _display_palette(palette : Palette) -> void:
var index := 0
for color_data in palette.colors:
var color = color_data.color
var new_button = palette_button.instance()
new_button.get_child(0).modulate = color
new_button.hint_tooltip = "#" + color_data.data.to_upper() + " " + color_data.name
new_button.connect("pressed", self, "on_color_select", [index])
add_child(new_button)
index += 1
func on_color_select(index : int) -> void:
var color : Color = Global.palettes[current_palette].get_color(index)
if Input.is_action_just_pressed("left_mouse"):
Global.left_color_picker.color = color
Global.update_left_custom_brush()
elif Input.is_action_just_pressed("right_mouse"):
Global.right_color_picker.color = color
Global.update_right_custom_brush()
func _load_palettes() -> void:
Global.directory_module.ensure_xdg_user_dirs_exist()
var search_locations = Global.directory_module.get_palette_search_path_in_order()
var priority_ordered_files := get_palette_priority_file_map(search_locations)
# Iterate backwards, so any palettes defined in default files
# get overwritten by those of the same name in user files
search_locations.invert()
priority_ordered_files.invert()
for i in range(len(search_locations)):
var base_directory : String = search_locations[i]
var palette_files : Array = priority_ordered_files[i]
for file_name in palette_files:
var palette : Palette = Palette.new().load_from_file(base_directory.plus_file(file_name))
if palette:
Global.palettes[palette.name] = palette
Global.palette_option_button.add_item(palette.name)
var index: int = Global.palette_option_button.get_item_count() - 1
Global.palette_option_button.set_item_metadata(index, palette.name)
if palette.name == "Default":
Global.palette_option_button.select(index)
if not "Default" in Global.palettes && Global.palettes.size() > 0:
Global.palette_container._on_PaletteOptionButton_item_selected(0)
# Get the palette files in a single directory.
# if it does not exist, return []
func get_palette_files(path : String ) -> Array:
var dir := Directory.new()
var results = []
if not dir.dir_exists(path):
return []
dir.open(path)
dir.list_dir_begin()
while true:
var file_name = dir.get_next()
if file_name == "":
break
elif (not file_name.begins_with(".")) && file_name.to_lower().ends_with("json") && not dir.current_is_dir():
results.append(file_name)
dir.list_dir_end()
return results
# This returns an array of arrays, with priorities.
# In particular, it takes an array of paths to look for
# arrays in, in order of file and palette override priority
# such that the files in the first directory override the
# second, third, etc. ^.^
# It returns an array of arrays, where each output array
# corresponds to the given input array at the same index, and
# contains the (relative to the given directory) palette files
# to load, excluding all ones already existing in higher-priority
# directories. nya
# in particular, this also means you can run backwards on the result
# so that palettes with the given palette name in the higher priority
# directories override those set in lower priority directories :)
func get_palette_priority_file_map(looking_paths: Array) -> Array:
var final_list := []
# Holds pattern files already found
var working_file_set : Dictionary = {}
for search_directory in looking_paths:
var to_add_files := []
var files = get_palette_files(search_directory)
# files to check
for maybe_to_add in files:
if not maybe_to_add in working_file_set:
to_add_files.append(maybe_to_add)
working_file_set[maybe_to_add] = true
final_list.append(to_add_files)
return final_list
# Locate the highest priority palette by the given relative filename
# If none is found in the directories, then do nothing and return
# null
func get_best_palette_file_location(looking_paths: Array, fname: String): # -> String:
var priority_fmap : Array = get_palette_priority_file_map(looking_paths)
for i in range(len(looking_paths)):
var base_path : String = looking_paths[i]
var the_files : Array = priority_fmap[i]
if the_files.has(fname):
return base_path.plus_file(fname)
return null
func save_palette(palette_name : String, filename : String) -> void:
Global.directory_module.ensure_xdg_user_dirs_exist()
var palette = Global.palettes[palette_name]
var palettes_write_path: String = Global.directory_module.get_palette_write_path()
palette.save_to_file(palettes_write_path.plus_file(filename))
func _on_NewPaletteDialog_popup_hide() -> void:
Global.can_draw = true