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Add __slots__ entries. #4637

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Add __slots__ entries. #4637

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dac08eb
Add __slots__ entries.
knotapun Jul 29, 2025
f361714
Add `__slots__` entry to Matrix
knotapun Aug 16, 2025
159312c
Fix IdentityMatrix __setattrs__, and cleanup whitespaces.
knotapun Aug 25, 2025
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17 changes: 12 additions & 5 deletions src/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6686,6 +6686,7 @@ def uri(self):


class Matrix:
__slots__ = ("a", "b", "c", "d", "e", "f", )

def __abs__(self):
return math.sqrt(sum([c*c for c in self]))
Expand Down Expand Up @@ -6929,6 +6930,7 @@ def pretranslate(self, tx, ty):

class IdentityMatrix(Matrix):
"""Identity matrix [1, 0, 0, 1, 0, 0]"""
__slots__ = ("a", "b", "c", "d", "e", "f", )

def __hash__(self):
return hash((1,0,0,1,0,0))
Expand All @@ -6939,13 +6941,13 @@ def __init__(self):
def __repr__(self):
return "IdentityMatrix(1.0, 0.0, 0.0, 1.0, 0.0, 0.0)"

def __setattr__(self, name, value):
def __setattr__(self, name: str, value: float):
if name in "ad":
self.__dict__[name] = 1.0
object.__setattr__(self, name, 1.0)
elif name in "bcef":
self.__dict__[name] = 0.0
object.__setattr__(self, name, 0.0)
else:
self.__dict__[name] = value
raise ValueError(f"Expected one of 'abcdef', got {name} = {value}")

def checkargs(*args):
raise NotImplementedError("Identity is readonly")
Expand Down Expand Up @@ -10785,6 +10787,7 @@ def __del__(self):

del Point
class Point:
__slots__ = ("x", "y")

def __abs__(self):
return math.sqrt(self.x * self.x + self.y * self.y)
Expand Down Expand Up @@ -10972,6 +10975,7 @@ def unit(self):


class Quad:
__slots__ = ("ul", "ur", "ll", "lr")

def __abs__(self):
if self.is_empty:
Expand Down Expand Up @@ -11036,6 +11040,7 @@ def __init__(self, *args, ul=None, ur=None, ll=None, lr=None):
None.

'''

if not args:
self.ul = self.ur = self.ll = self.lr = Point()
elif len(args) > 4:
Expand Down Expand Up @@ -11204,7 +11209,8 @@ def transform(self, m):


class Rect:

__slots__ = ("x0", "y0", "x1", "y1")

def __abs__(self):
if self.is_empty or self.is_infinite:
return 0.0
Expand Down Expand Up @@ -12647,6 +12653,7 @@ class IRect:
IRect(top-left, bottom-right) - 2 points
IRect(sequ) - new from sequence or rect-like
"""
__slots__ = ("x0", "y0", "x1", "y1")

def __add__(self, p):
return Rect.__add__(self, p).round()
Expand Down
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