Implement the ability to change the font of a 3D text

This code will also be useful for the text tool

Translations/Translations.pot

@@ -828,6 +828,10 @@ msgstr ""
 msgid "Display scale:"
 msgstr ""
 
+#. Refers to the font of a text.
+msgid "Font:"
+msgstr ""
+
 #. Found in the preferences, under the interface section. Allows users to set the size of the font, ie the text.
 msgid "Font size:"
 msgstr ""

src/Autoload/Global.gd

@@ -163,6 +163,9 @@ var default_layouts: Array[DockableLayout] = [
 	preload("res://assets/layouts/Tallscreen.tres"),
 ]
 var layouts: Array[DockableLayout] = []
+var loaded_fonts: Array[Font] = [
+	ThemeDB.fallback_font, preload("res://assets/fonts/Roboto-Regular.ttf")
+]
 
 # Canvas related stuff
 ## Tells if the user allowed to draw on the canvas. Usually it is temporarily set to
@@ -604,7 +607,6 @@ var cel_button_scene: PackedScene = load("res://src/UI/Timeline/CelButton.tscn")
 
 ## The control node (aka Main node). It has the [param Main.gd] script attached.
 @onready var control := get_tree().current_scene as Control
-
 ## The project tabs bar. It has the [param Tabs.gd] script attached.
 @onready var tabs: TabBar = control.find_child("TabBar")
 ## Contains viewport of the main canvas. It has the [param ViewportContainer.gd] script attached.
@@ -617,7 +619,6 @@ var cel_button_scene: PackedScene = load("res://src/UI/Timeline/CelButton.tscn")
 @onready var camera: CanvasCamera = main_viewport.find_child("Camera2D")
 ## Transparent checker of the main canvas. It has the [param TransparentChecker.gd] script attached.
 @onready var transparent_checker: ColorRect = control.find_child("TransparentChecker")
-
 ## The perspective editor. It has the [param PerspectiveEditor.gd] script attached.
 @onready var perspective_editor := control.find_child("Perspective Editor")
 ## The top menu container. It has the [param TopMenuContainer.gd] script attached.
@@ -634,7 +635,6 @@ var cel_button_scene: PackedScene = load("res://src/UI/Timeline/CelButton.tscn")
 @onready var cel_vbox: VBoxContainer = animation_timeline.find_child("CelVBox")
 ## The container of animation tags.
 @onready var tag_container: Control = animation_timeline.find_child("TagContainer")
-
 ## The brushes popup dialog used to display brushes.
 ## It has the [param BrushesPopup.gd] script attached.
 @onready var brushes_popup: Popup = control.find_child("BrushesPopup")
@@ -1028,6 +1028,32 @@ func find_nearest_locale(locale: String) -> String:
 	return closest_locale
 
 
+func get_available_font_names() -> PackedStringArray:
+	var font_names := PackedStringArray()
+	for font in loaded_fonts:
+		var font_name := font.get_font_name()
+		if font_name in font_names:
+			continue
+		font_names.append(font_name)
+	for system_font_name in OS.get_system_fonts():
+		if system_font_name in font_names:
+			continue
+		font_names.append(system_font_name)
+	return font_names
+
+
+func find_font_from_name(font_name: String) -> Font:
+	for font in loaded_fonts:
+		if font.get_font_name() == font_name:
+			return font
+	for system_font_name in OS.get_system_fonts():
+		if system_font_name == font_name:
+			var system_font := SystemFont.new()
+			system_font.font_names = [font_name]
+			return system_font
+	return ThemeDB.fallback_font
+
+
 ## Used by undo/redo operations to store compressed images in memory.
 ## [param redo_data] and [param undo_data] are Dictionaries,
 ## with keys of type [Image] and [Dictionary] values, coming from [member Image.data].

src/Classes/Cel3DObject.gd

@@ -93,6 +93,7 @@ func serialize() -> Dictionary:
 				dict["mesh_ring_segments"] = mesh.ring_segments
 				dict["mesh_rings"] = mesh.rings
 			Type.TEXT:
+				dict["mesh_font_name"] = mesh.font.get_font_name()
 				dict["mesh_text"] = mesh.text
 				dict["mesh_pixel_size"] = mesh.pixel_size
 				dict["mesh_font_size"] = mesh.font_size
@@ -156,6 +157,7 @@ func deserialize(dict: Dictionary) -> void:
 				mesh.ring_segments = dict["mesh_ring_segments"]
 				mesh.rings = dict["mesh_rings"]
 			Type.TEXT:
+				mesh.font = Global.find_font_from_name(dict["mesh_font_name"])
 				mesh.text = dict["mesh_text"]
 				mesh.pixel_size = dict["mesh_pixel_size"]
 				mesh.font_size = dict["mesh_font_size"]

src/Tools/3DTools/3DShapeEdit.gd

@@ -58,6 +58,7 @@ var _object_names := {
 	"node3d_type:mesh:top_radius": $"%MeshTopRadius",
 	"node3d_type:mesh:bottom_radius": $"%MeshBottomRadius",
 	"node3d_type:mesh:text": $"%MeshText",
+	"node3d_type:mesh:font": $"%MeshFont",
 	"node3d_type:mesh:pixel_size": $"%MeshPixelSize",
 	"node3d_type:mesh:font_size": $"%MeshFontSize",
 	"node3d_type:mesh:offset": $"%MeshOffsetV2",
@@ -98,6 +99,10 @@ func _ready() -> void:
 	for object in _object_names:
 		new_object_popup.add_item(_object_names[object], object)
 	new_object_popup.id_pressed.connect(_new_object_popup_id_pressed)
+	# Load font names
+	for font_name in Global.get_available_font_names():
+		$"%MeshFont".add_item(font_name)
+	# Connect the signals of the cel property nodes
 	for prop in cel_properties:
 		var node: Control = cel_properties[prop]
 		if node is ValueSliderV3:
@@ -108,6 +113,7 @@ func _ready() -> void:
 			node.item_selected.connect(_cel_property_item_selected.bind(prop))
 		elif node is ColorPickerButton:
 			node.color_changed.connect(_cel_property_color_changed.bind(prop))
+	# Connect the signals of the object property nodes
 	for prop in object_properties:
 		var node: Control = object_properties[prop]
 		if node is ValueSliderV3:
@@ -365,6 +371,13 @@ func _set_node_values(to_edit: Object, properties: Dictionary) -> void:
 			continue
 		if "scale" in prop:
 			value *= 100
+		if value is Font:
+			var font_name: String = value.get_font_name()
+			value = 0
+			for i in %MeshFont.item_count:
+				var item_name: String = %MeshFont.get_item_text(i)
+				if font_name == item_name:
+					value = i
 		var node: Control = properties[prop]
 		if node is Range or node is ValueSliderV3 or node is ValueSliderV2:
 			if typeof(node.value) != typeof(value) and typeof(value) != TYPE_INT:
@@ -393,6 +406,8 @@ func _set_value_from_node(to_edit: Object, value, prop: String) -> void:
 		to_edit = to_edit.node3d_type.mesh
 	if "scale" in prop:
 		value /= 100
+	if "font" in prop and not "font_" in prop:
+		value = Global.find_font_from_name(%MeshFont.get_item_text(value))
 	to_edit.set_indexed(prop, value)
 
 

src/Tools/3DTools/3DShapeEdit.tscn

@@ -510,13 +510,26 @@ custom_minimum_size = Vector2(150, 50)
 layout_mode = 2
 size_flags_horizontal = 3
 
-[node name="MeshPixelSizeLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="22"]
+[node name="MeshFontLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="22"]
+layout_mode = 2
+size_flags_horizontal = 3
+text = "Font:"
+clip_text = true
+
+[node name="MeshFont" type="OptionButton" parent="ObjectOptions/MeshOptions/GridContainer" index="23"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 3
+mouse_default_cursor_shape = 2
+selected = 0
+
+[node name="MeshPixelSizeLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="24"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Pixel size:"
 clip_text = true
 
-[node name="MeshPixelSize" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="23"]
+[node name="MeshPixelSize" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="25"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -536,13 +549,13 @@ stretch_margin_bottom = 3
 script = ExtResource("5")
 snap_step = 0.01
 
-[node name="MeshFontSizeLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="24"]
+[node name="MeshFontSizeLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="26"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Font size:"
 clip_text = true
 
-[node name="MeshFontSize" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="25"]
+[node name="MeshFontSize" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="27"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -561,13 +574,13 @@ stretch_margin_bottom = 3
 script = ExtResource("5")
 snap_step = 2.0
 
-[node name="MeshDepthLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="26"]
+[node name="MeshDepthLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="28"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Depth:"
 clip_text = true
 
-[node name="MeshDepth" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="27"]
+[node name="MeshDepth" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="29"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -585,13 +598,13 @@ stretch_margin_bottom = 3
 script = ExtResource("5")
 snap_step = 2.0
 
-[node name="MeshOffsetLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="28"]
+[node name="MeshOffsetLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="30"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Offset:"
 clip_text = true
 
-[node name="MeshOffsetV2" parent="ObjectOptions/MeshOptions/GridContainer" index="29" instance=ExtResource("3")]
+[node name="MeshOffsetV2" parent="ObjectOptions/MeshOptions/GridContainer" index="31" instance=ExtResource("3")]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -601,13 +614,13 @@ allow_lesser = true
 show_ratio = true
 snap_step = 0.01
 
-[node name="MeshCurveStepLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="30"]
+[node name="MeshCurveStepLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="32"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Curve step:"
 clip_text = true
 
-[node name="MeshCurveStep" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="31"]
+[node name="MeshCurveStep" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="33"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -626,13 +639,13 @@ stretch_margin_right = 3
 stretch_margin_bottom = 3
 script = ExtResource("5")
 
-[node name="MeshHorizontalAlignmentLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="32"]
+[node name="MeshHorizontalAlignmentLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="34"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Horizontal alignment:"
 clip_text = true
 
-[node name="MeshHorizontalAlignment" type="OptionButton" parent="ObjectOptions/MeshOptions/GridContainer" index="33"]
+[node name="MeshHorizontalAlignment" type="OptionButton" parent="ObjectOptions/MeshOptions/GridContainer" index="35"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -647,13 +660,13 @@ popup/item_2/id = 2
 popup/item_3/text = "Fill"
 popup/item_3/id = 3
 
-[node name="MeshVerticalAlignmentLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="34"]
+[node name="MeshVerticalAlignmentLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="36"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Vertical alignment:"
 clip_text = true
 
-[node name="MeshVerticalAlignment" type="OptionButton" parent="ObjectOptions/MeshOptions/GridContainer" index="35"]
+[node name="MeshVerticalAlignment" type="OptionButton" parent="ObjectOptions/MeshOptions/GridContainer" index="37"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
@@ -666,13 +679,13 @@ popup/item_1/id = 1
 popup/item_2/text = "Bottom"
 popup/item_2/id = 2
 
-[node name="MeshLineSpacingLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="36"]
+[node name="MeshLineSpacingLabel" type="Label" parent="ObjectOptions/MeshOptions/GridContainer" index="38"]
 layout_mode = 2
 size_flags_horizontal = 3
 text = "Line spacing:"
 clip_text = true
 
-[node name="MeshLineSpacing" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="37"]
+[node name="MeshLineSpacing" type="TextureProgressBar" parent="ObjectOptions/MeshOptions/GridContainer" index="39"]
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3