save font file
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3 changed files with 513 additions and 94 deletions
223
butils.py
223
butils.py
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@ -1,5 +1,20 @@
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import bpy
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import mathutils
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import importlib
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# then import dependencies for our addon
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if "Font" in locals():
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importlib.reload(Font)
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else:
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from .common import Font
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def apply_all_transforms(obj):
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mb = obj.matrix_basis
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if hasattr(obj.data, "transform"):
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obj.data.transform(mb)
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for c in obj.children:
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c.matrix_local = mb @ c.matrix_local
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obj.matrix_basis.identity()
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def get_parent_collection_names(collection, parent_names):
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for parent_collection in bpy.data.collections:
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@ -8,29 +23,127 @@ def get_parent_collection_names(collection, parent_names):
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get_parent_collection_names(parent_collection, parent_names)
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return
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# Ensure it's a curve object
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# TODO: no raising, please
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def get_curve_length(obj, num_samples = 100):
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total_length = 0
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if obj.type != 'CURVE':
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raise TypeError("The selected object is not a curve")
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curve = obj.data
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# Loop through all splines in the curve
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for spline in curve.splines:
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total_length = total_length + spline.calc_length()
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return total_length
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# def get_objects_by_name(name, startswith="", endswith=""):
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# return [obj for obj in bpy.context.scene.objects if obj.name.startswith(startswith) and if obj.name.endswith(endswith)]
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def find_objects_by_name(
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objects,
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equals="",
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contains="",
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startswith="",
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endswith=""):
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# handle equals
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if equals != "":
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index = objects.find(equals)
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if index >= 0:
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return [objects[index]]
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return []
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# handle others is more permissive
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return [obj for obj in objects if obj.name.startswith(startswith) and obj.name.endswith(endswith) and obj.name.find(contains) >= 0]
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def find_objects_by_custom_property(
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objects,
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property_name="",
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property_value=""):
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return [obj for obj in objects if property_name in obj and obj[property_name] == property_value]
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def turn_collection_hierarchy_into_path(obj):
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parent_collection = obj.users_collection[0]
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parent_names = []
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parent_names.append(parent_collection.name)
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get_parent_collection_names(parent_collection, parent_names)
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parent_names.reverse()
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return '\\'.join(parent_names)
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parent_collection = obj.users_collection[0]
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parent_names = []
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parent_names.append(parent_collection.name)
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get_parent_collection_names(parent_collection, parent_names)
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parent_names.reverse()
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return '\\'.join(parent_names)
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def move_in_fontcollection(obj, fontcollection, scene):
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def find_font_object(fontcollection, font_name):
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fonts = find_objects_by_custom_property(fontcollection.objects,
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"is_font",
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True)
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for font in fonts:
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if font["font_name"] == font_name and font.parent == None:
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return font
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return None
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def find_font_face_object(font_obj, face_name):
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faces = find_objects_by_custom_property(font_obj.children,
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"is_face",
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True)
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for face in faces:
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if face["face_name"] == face_name:
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return face
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return None
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def move_in_fontcollection(obj, fontcollection):
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# print(turn_collection_hierarchy_into_path(obj))
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if scene.collection.objects.find(obj.name) >= 0:
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scene.collection.objects.unlink(obj)
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# if scene.collection.objects.find(obj.name) >= 0:
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# scene.collection.objects.unlink(obj)
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for c in obj.users_collection:
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c.objects.unlink(obj)
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if fontcollection.objects.find(obj.name) < 0:
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fontcollection.objects.link(obj)
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# TODO: move in glyphs
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# if fontcollection.objects.find("glyphs") < 0:
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# empty = bpy.data.objects.new("glyphs", None)
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# empty.empty_display_type = 'PLAIN_AXES'
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# fontcollection.objects.link(empty)
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# glyphs = fontcollection.objects.get("glyphs")
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# if obj.parent != glyphs:
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# obj.parent = glyphs
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# parent nesting structure
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# the font object
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font_obj = find_font_object(fontcollection,
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obj["font_name"])
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if font_obj == None:
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font_obj = bpy.data.objects.new(obj["font_name"], None)
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font_obj.empty_display_type = 'PLAIN_AXES'
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fontcollection.objects.link(font_obj)
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# ensure custom properties are set
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font_obj["font_name"] = obj["font_name"]
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font_obj["is_font"] = True
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# the face object as a child of font object
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face_obj = find_font_face_object(font_obj,
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obj["face_name"])
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if face_obj == None:
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face_obj = bpy.data.objects.new(obj["face_name"], None)
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face_obj.empty_display_type = 'PLAIN_AXES'
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face_obj["is_face"] = True
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fontcollection.objects.link(face_obj)
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# ensure custom properties are set
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face_obj["face_name"] = obj["face_name"]
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face_obj["font_name"] = obj["font_name"]
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if face_obj.parent != font_obj:
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face_obj.parent = font_obj
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# create glyphs if it does not exist
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glyphs_objs = find_objects_by_name(face_obj.children, startswith="glyphs")
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if len(glyphs_objs) <= 0:
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glyphs_obj = bpy.data.objects.new("glyphs", None)
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glyphs_obj.empty_display_type = 'PLAIN_AXES'
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fontcollection.objects.link(glyphs_obj)
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glyphs_obj.parent = face_obj
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elif len(glyphs_objs) > 1:
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print(f"found more glyphs objects than expected")
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# now it must exist
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glyphs_obj = find_objects_by_name(face_obj.children, startswith="glyphs")[0]
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glyphs_obj["face_name"] = obj["face_name"]
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glyphs_obj["font_name"] = obj["font_name"]
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# and now parent it!
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if obj.parent != glyphs_obj:
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obj.parent = glyphs_obj
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def ShowMessageBox(title = "Message Box", icon = 'INFO', message=""):
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@ -66,3 +179,79 @@ def ShowMessageBox(title = "Message Box", icon = 'INFO', message=""):
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for n in myLines:
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self.layout.label(text=n)
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bpy.context.window_manager.popup_menu(draw, title = title, icon = icon)
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def set_text_on_curve(text_properties):
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mom = text_properties.text_object
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if mom.type != "CURVE":
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return False
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glyph_objects = []
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for g in text_properties.glyphs:
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glyph_objects.append(g.glyph_object)
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context_override = bpy.context.copy()
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context_override["selected_objects"] = list(glyph_objects)
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with bpy.context.temp_override(**context_override):
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bpy.ops.object.delete()
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# bpy.ops.object.delete({"selected_objects": glyph_objects})
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text_properties.glyphs.clear()
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#TODO: fix selection with context_override
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previous_selection = bpy.context.selected_objects
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bpy.ops.object.select_all(action='DESELECT')
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selected_objects = []
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curve_length = get_curve_length(mom)
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advance = 0
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for i, c in enumerate(text_properties.text):
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glyph_id = c
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glyph = Font.get_glyph(text_properties.font_name,
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text_properties.font_face,
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glyph_id)
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if glyph == None:
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self.report({'ERROR'}, f"Glyph not found for {font_name} {font_face} {glyph_id}")
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continue
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ob = bpy.data.objects.new(f"{glyph_id}", glyph.data)
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ob.constraints.new(type='FOLLOW_PATH')
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ob.constraints["Follow Path"].target = mom
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ob.constraints["Follow Path"].use_fixed_location = True
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ob.constraints["Follow Path"].offset_factor = advance / curve_length
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ob.constraints["Follow Path"].use_curve_follow = True
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ob.constraints["Follow Path"].forward_axis = "FORWARD_X"
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ob.constraints["Follow Path"].up_axis = "UP_Y"
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scalor = 0.001
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glyph_advance = (-1 * glyph.bound_box[0][0] + glyph.bound_box[4][0]) * scalor + text_properties.letter_spacing
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ob.scale = (scalor, scalor, scalor)
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mom.users_collection[0].objects.link(ob)
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advance = advance + glyph_advance
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glyph_data = text_properties.glyphs.add()
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glyph_data.glyph_id = glyph_id
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glyph_data.glyph_object = ob
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glyph_data.letter_spacing = 0
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ob.select_set(True)
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# selected_objects.append(ob)
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# selected_objects.append(mom)
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mom.select_set(True)
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bpy.context.view_layer.objects.active = mom
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bpy.ops.object.parent_set(type='OBJECT')
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# bpy.ops.object.select_all(action='DESELECT')
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# for o in previous_selection:
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# o.select_set(True)
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# context_override = bpy.context.copy()
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# context_override["selected_objects"] = selected_objects
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# context_override["active_object"] = mom
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# with bpy.context.temp_override(**context_override):
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# bpy.ops.object.parent_set(type='OBJECT')
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return True
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