def test_instanciation():
"""Check Angle's instanciation."""
pointO = Point(0, 0, 'O')
pointI = Point(1, 0, 'I')
pointJ = Point(0, 1, 'J')
pointA = Point(1, 1, 'A')
theta = Angle(pointI, pointO, pointJ, mark_right=True)
assert repr(theta) == 'Angle(I, O, J)'
assert theta.measure == Number('90')
assert isinstance(theta.decoration, AngleDecoration)
assert theta.decoration.label is None
assert theta.decoration.variety is None
assert theta.mark_right
assert theta.vertex == pointO
assert theta.points == [pointI, pointO, pointJ]
theta = Angle(pointA, pointO, pointI, decoration=AngleDecoration())
assert theta.measure == Number('315')
assert Angle(pointI, pointO, pointA).measure == Number('45')
assert not theta.mark_right
assert theta.vertex == pointO
assert theta.points == [pointA, pointO, pointI]
theta = Angle(pointI, pointO, 60)
assert theta.vertex == pointO
assert theta.points[2] == Point('0.5', '0.866', 'I\'')
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
assert α.winding == 'anticlockwise'
assert α.arms[0] == Bipoint(A, X)
assert α.arms[1] == Bipoint(A, Y)
def test_drawing_angles_with_labeled_vertex():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
α.label_vertex = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Label Points
\draw (A) node[below left] {A};
\end{tikzpicture}
"""
Z = Point(-6, -3, 'Z')
α = Angle(X, A, Z)
α.label_vertex = True
assert α.drawn == r"""
def test_AnglesSet_instanciation():
"""Check AnglesSets instanciation."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
Z1 = Point(1, '6.5', 'X1')
α = Angle(X1, A, Y1)
β = Angle(Y1, A, Z1)
S = AnglesSet(α, β)
assert S._tikz_draw_options() == []
def test_measures_2D():
"""Check Angle's measure."""
Ω = Point(0, 0, 'Ω')
X = Point(12, 2, 'X')
Y = Point(-6, -1, 'Y')
α = Angle(X, Ω, Y)
X = Point(6, 1, 'X')
Y = Point(-6, -1, 'Y')
α = Angle(X, Ω, Y)
assert α.measure.rounded(Number('0.001')) == 180
β = Angle(X, Ω, Point(1, -6, 'Z'))
assert β.measure.rounded(Number('0.001')) == Number(270)
def test_measures_3D():
"""Check Angle's measure."""
Ω = Point(0, 0, 0, 'Ω')
A = Point(1, 0, 0, 'A')
B = Point(1, 1, 1, 'B')
α = Angle(A, Ω, B)
assert α.measure.rounded(Number('0.001')) == Number(54.736)
C = Point(-1, -1, -1, 'C')
β = Angle(B, Ω, C)
assert β.measure.rounded(Number('0.001')) == Number(180)
D = Point(0, 1, 1, 'D')
γ = Angle(A, Ω, D)
assert γ.measure.rounded(Number('0.001')) == Number(90)
def test_drawing_AnglesSets_errors():
"""Check errors when drawing AnglesSets."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
Z1 = Point(1, '6.5', 'X1')
α = Angle(X1, A, Y1)
β = Angle(Y1, A, Z1)
S = AnglesSet(α, β)
with pytest.raises(RuntimeError) as excinfo:
S.drawn
assert str(excinfo.value) == 'Two different Points have been provided ' \
'the same name in this list: A(0, 0); X1(6, 1); Y1(3, 5); X1(1, 6.5)'
def test_drawing_double_decorated_angles():
P = Point(0, 0, 'P')
L = Point(0, 2, 'L')
E = Point('-1.84', '0.8', 'E')
α = Angle(L,
P,
E,
label_vertex=True,
draw_vertex=True,
label_endpoints=True,
draw_endpoints=True,
label=Number(39, unit=r'\textdegree'))
α.decoration = AngleDecoration(radius=Number('0.7', unit='cm'),
eccentricity=Number('1.6'))
α.decoration2 = AngleDecoration(radius=Number('1.6', unit='cm'),
eccentricity=Number('1.3'),
label=Number(42, unit=r'\textdegree'),
color='NavyBlue',
do_draw=False,
thickness=None)
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (L) at (0,2);
\coordinate (P) at (0,0);
\coordinate (E) at (-1.84,0.8);
% Draw Angle
\draw[thick] (L) -- (P) -- (E)
pic ["\ang{39}", angle eccentricity=1.6, draw, thick, angle """\
r"""radius = 0.7 cm] {angle = L--P--E}
pic ["\ang{42}", angle eccentricity=1.3, angle radius = 1.6 cm, """\
r"""NavyBlue] {angle = L--P--E};
def test_marked_angles():
"""Check Angle's instanciation."""
pointO = Point(0, 0, 'O')
pointI = Point(1, 0, 'I')
pointJ = Point(0, 1, 'J')
required.tikz_library['angles'] = False
theta = Angle(pointI, pointO, pointJ)
assert theta.tikz_decorations() == ''
theta.decoration = AngleDecoration(color='red',
thickness='ultra thick',
radius=Number(2))
assert theta.tikz_decorations() \
== 'pic [draw, ultra thick, angle radius = 2, red] {angle = I--O--J}'
assert required.tikz_library['angles']
required.tikz_library['angles'] = False
theta.mark_right = True
theta.decoration = AngleDecoration()
assert theta.label is None
assert theta.tikz_decorations() == ''
assert not required.tikz_library['angles']
assert theta.tikz_rightangle_mark() == \
'\draw[thick, cm={cos(0), sin(0), -sin(0), cos(0), (O)}]' \
' (0.25 cm, 0) -- (0.25 cm, 0.25 cm) -- (0, 0.25 cm);'
assert theta.tikz_rightangle_mark(winding='clockwise') == \
'\draw[thick, cm={cos(0), sin(0), -sin(0), cos(0), (O)}]' \
' (0.25 cm, 0) -- (0.25 cm, -0.25 cm) -- (0, -0.25 cm);'
with pytest.raises(ValueError) as excinfo:
theta.tikz_rightangle_mark(winding=None)
assert str(excinfo.value) == 'Expect \'clockwise\' or \'anticlockwise\'. '\
'Found \'None\' instead.'
def test_naming():
"""Check Angle's naming."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
assert α.name == r'\angle XAY'
required.package['stackengine'] = required.package['scalerel'] = False
config.language = 'fr'
assert α.name == r'\stackon[-5pt]{XAY}{\vstretch{1.5}{\hstretch{1.6}'\
'{\widehat{\phantom{\;\;\;\;}}}}}'
assert required.package['stackengine']
assert required.package['scalerel']
required.package['stackengine'] = required.package['scalerel'] = False
config.language = 'en'
α.naming_mode = 'from_vertex'
assert α.name == r'\angle A'
α.naming_mode = 'from_armspoints'
with pytest.raises(RuntimeError) as excinfo:
α.name
assert str(excinfo.value) == 'The naming mode of this Angle is '\
'\'from_armspoints\' but the armspoints '\
'are not defined (empty list).'
α.armspoints = [('Z', ), ('T', )]
assert α.name == r'\angle ZAT'
with pytest.raises(ValueError) as excinfo:
α.naming_mode = 'undefined'
assert str(excinfo.value) == 'naming_mode must belong to {}. '\
'Found \'undefined\' instead.'.format(AVAILABLE_NAMING_MODES)
def test_drawing_angles_with_arrowtips():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
α.decoration = AngleDecoration(arrow_tips='<->')
assert α.drawn == r"""
def test_drawing_scattered_AnglesSets():
"""Check drawing AnglesSets."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
U = Point(-1, 1, 'U')
W1 = Point(-2, 3, 'W1')
Z1 = Point(1, '6.5', 'Z1')
α = Angle(X1,
A,
Y1,
draw_vertex=True,
draw_endpoints=True,
label_endpoints=True)
β = Angle(W1,
U,
Z1,
draw_vertex=True,
draw_endpoints=True,
label_endpoints=True)
S = AnglesSet(α, β)
assert S.drawn == r"""
def test_drawing_AngleSet_same_vertex_and_markright():
"""Check drawing AnglesSets."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(-1, 6, 'Y1')
Z1 = Point(-3, 1, 'Z1')
α = Angle(X1, A, Y1)
α.mark_right = True
β = Angle(Y1, A, Z1)
S = AnglesSet(α, β)
assert S.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (A) at (0,0);
\coordinate (X1) at (6,1);
\coordinate (Y1) at (-1,6);
\coordinate (Z1) at (-3,1);
% Draw Angles
\draw[thick] (X1) -- (A) -- (Y1);
\draw[thick] (Y1) -- (A) -- (Z1);
% Mark right Angles
\draw[thick, cm={cos(9.46), sin(9.46), -sin(9.46), cos(9.46), (A)}]"""\
r""" (0.25 cm, 0) -- (0.25 cm, 0.25 cm) -- (0, 0.25 cm);
def test_drawing_marked_rightangles():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(-1, 6, 'Y')
α = Angle(X, A, Y)
α.decoration = AngleDecoration(radius=Number('0.5', unit='cm'))
α.mark_right = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (-1,6);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Mark right angle
\draw[thick, cm={cos(9.46), sin(9.46), -sin(9.46), cos(9.46), (A)}]"""\
r""" (0.5 cm, 0) -- (0.5 cm, 0.5 cm) -- (0, 0.5 cm);
def test_drawing_labeled_angles():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y, label=Number(38, unit=r'\textdegree'))
required.tikz_library['quotes'] = False
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic ["\ang{38}", angle eccentricity=2.6] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
assert required.tikz_library['quotes']
assert α.label == r'\ang{38}'
α.decoration = None
assert α.label == r'\ang{38}'
assert α.decoration is not None
assert repr(α.decoration) == r'AngleDecoration(variety=None; '\
r'hatchmark=None; label=\ang{38}; color=None; thickness=thick; '\
r'radius=0.25 cm; eccentricity=2.6)'
α = Angle(X,
A,
Y,
decoration=AngleDecoration(label=Number(38, unit=r'\textdegree'),
variety=None))
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic ["\ang{38}", angle eccentricity=2.6] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
α = Angle(X,
A,
Y,
label=Number(38, unit=r'\textdegree'),
decoration=AngleDecoration(radius=Number('0.9', unit='cm')))
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic ["\ang{38}", angle eccentricity=1.44, draw, thick, """\
r"""angle radius = 0.9 cm] {angle = X--A--Y};
def test_drawing_angles():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Label Points
\end{tikzpicture}
"""
α.label_vertex = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Label Points
\draw (A) node[below left] {A};
\end{tikzpicture}
"""
α.label_endpoints = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Label Points
\draw (A) node[below left] {A};
\draw (X) node[below right] {X};
\draw (Y) node[above left] {Y};
\end{tikzpicture}
"""
α.draw_vertex = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Draw Vertex
\draw (A) node[scale=0.67] {$\times$};
% Label Points
\draw (A) node[below left] {A};
\draw (X) node[below right] {X};
\draw (Y) node[above left] {Y};
\end{tikzpicture}
"""
α.draw_endpoints = True
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y);
% Draw Vertex
\draw (A) node[scale=0.67] {$\times$};
% Draw End Points
\draw (X) node[scale=0.67] {$\times$};
\draw (Y) node[scale=0.67] {$\times$};
% Label Points
\draw (A) node[below left] {A};
\draw (X) node[below right] {X};
\draw (Y) node[above left] {Y};
\end{tikzpicture}
"""
α.draw_armspoints = True
assert α.drawn == r"""
def test_drawing_AnglesSets_of_same_vertex():
"""Check drawing AnglesSets."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
Z1 = Point(1, '6.5', 'Z1')
α = Angle(X1, A, Y1)
β = Angle(Y1, A, Z1)
S = AnglesSet(α, β)
assert S.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (A) at (0,0);
\coordinate (X1) at (6,1);
\coordinate (Y1) at (3,5);
\coordinate (Z1) at (1,6.5);
% Draw Angles
\draw[thick] (X1) -- (A) -- (Y1);
\draw[thick] (Y1) -- (A) -- (Z1);
% Label Points
\end{tikzpicture}
"""
α.armspoints = [('X', ), ('Y', )]
α.label_vertex = True
α.draw_vertex = True
β.armspoints = [('Y', ), ('Z', )]
assert S.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (A) at (0,0);
\coordinate (X1) at (6,1);
\coordinate (Y1) at (3,5);
\coordinate (X) at (4.8,0.8);
\coordinate (Y) at (2.4,4);
\coordinate (Z1) at (1,6.5);
\coordinate (Z) at (0.8,5.2);
% Draw Angles
\draw[thick] (X1) -- (A) -- (Y1);
\draw[thick] (Y1) -- (A) -- (Z1);
% Draw Vertex
\draw (A) node[scale=0.67] {$\times$};
% Draw Arms' Points
\draw (X) node[scale=0.67] {$\times$};
\draw (Y) node[scale=0.67] {$\times$};
\draw (Z) node[scale=0.67] {$\times$};
% Label Points
\draw (A) node[below] {A};
\draw (X) node[below right] {X};
\draw (Y) node[above left] {Y};
\draw (Z) node[above left] {Z};
\end{tikzpicture}
"""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
Z1 = Point(1, '6.5', 'Z1')
α = Angle(X1,
A,
Y1,
armspoints=[('X', ), ('Y', )],
label_vertex=True,
draw_vertex=True,
decoration=AngleDecoration(color='RoyalBlue',
radius=Number('0.5', unit='cm')),
label=Number(38, unit=r'\textdegree'))
β = Angle(Y1,
A,
Z1,
armspoints=[('Y', ), ('Z', )],
decoration=AngleDecoration(color='BurntOrange',
variety='double',
radius=Number('0.5', unit='cm')),
label=Number(9, unit=r'\textdegree'))
γ = Angle(X1,
A,
Z1,
label='?',
decoration=AngleDecoration(color='BrickRed',
radius=Number('2', unit='cm'),
eccentricity=Number('1.15')))
S = AnglesSet(α, β, γ)
assert S.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (A) at (0,0);
\coordinate (X1) at (6,1);
\coordinate (Y1) at (3,5);
\coordinate (X) at (4.8,0.8);
\coordinate (Y) at (2.4,4);
\coordinate (Z1) at (1,6.5);
\coordinate (Z) at (0.8,5.2);
% Draw Angles
\draw[thick] (X1) -- (A) -- (Y1)
pic ["\ang{38}", angle eccentricity=1.8, draw, thick, """\
r"""angle radius = 0.5 cm, RoyalBlue] {angle = X1--A--Y1};
\draw[thick] (Y1) -- (A) -- (Z1)
pic [draw, thick, angle radius = 0.5 cm, BurntOrange] {angle = Y1--A--Z1}
pic ["\ang{9}", angle eccentricity=1.8, draw, thick, """\
r"""angle radius = 0.58 cm, BurntOrange] {angle = Y1--A--Z1};
\draw[thick] (X1) -- (A) -- (Z1)
pic ["?", angle eccentricity=1.15, draw, thick, """\
r"""angle radius = 2 cm, BrickRed] {angle = X1--A--Z1};
def test_instanciation_errors():
"""Check Angle's instanciation exceptions."""
pointO = Point(0, 0, 'O')
pointI = Point(1, 0, 'I')
pointJ = Point(0, 1, 'J')
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI)
assert str(excinfo.value) == '__init__() missing 1 required positional ' \
'argument: \'point_or_measure\''
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, 'J')
assert str(excinfo.value) == 'Three Points, or two Points and the ' \
'measure of the angle are required to build an Angle. ' \
'Found instead: <class \'mathmakerlib.geometry.point.Point\'>, ' \
'<class \'mathmakerlib.geometry.point.Point\'> and ' \
'<class \'str\'>.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, mark_right=1)
assert str(excinfo.value) == '\'mark_right\' must be a boolean'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, decoration='right')
assert str(excinfo.value) == 'An angle decoration must be None or belong '\
'to the AngleDecoration class. Got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, decoration2='right')
assert str(excinfo.value) == 'An angle decoration must be None or belong '\
'to the AngleDecoration class. Got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO,
pointI,
pointJ,
decoration=AngleDecoration(variety='unknown'))
assert str(excinfo.value) == 'AngleDecoration\'s variety can be None, ' \
'\'single\', \'double\' or \'triple\'. Found \'unknown\' instead '\
'(type: <class \'str\'>).'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, draw_vertex='a')
assert str(excinfo.value) == 'draw_vertex must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, label_vertex='a')
assert str(excinfo.value) == 'label_vertex must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, draw_endpoints='a')
assert str(excinfo.value) == 'draw_endpoints must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, label_endpoints='a')
assert str(excinfo.value) == 'label_endpoints must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, draw_armspoints='a')
assert str(excinfo.value) == 'draw_armspoints must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, label_armspoints='a')
assert str(excinfo.value) == 'label_armspoints must be a boolean; ' \
'got <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, armspoints='X')
assert str(excinfo.value) == 'A list must be provided to setup ' \
'armspoints. Found <class \'str\'> instead.'
with pytest.raises(ValueError) as excinfo:
Angle(pointO, pointI, pointJ, armspoints=['1', '2', '3'])
assert str(excinfo.value) == 'More values are provided (3) then ' \
'available arms (2).'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, armspoints=['1', '2'])
assert str(excinfo.value) == 'Each arm\'s point must be defined by a ' \
'tuple. Found <class \'str\'> instead.'
with pytest.raises(TypeError) as excinfo:
Angle(pointO, pointI, pointJ, armspoints=[('1', '2', '3'), ('2', )])
assert str(excinfo.value) == 'Each arm\'s point must be defined by a ' \
'tuple of 1 or 2 elements. Found 3 elements instead.'
with pytest.raises(ValueError) as excinfo:
Angle(
pointO,
pointI,
pointJ,
label=Number(38, unit=r'\textdegree'),
decoration=AngleDecoration(label=Number(37, unit=r'\textdegree')))
assert str(excinfo.value) == r"The label has been set twice, as Angle's "\
r"keyword argument (Number('38 \textdegree')) and as its "\
r"AngleDecoration's keyword argument (Number('37 \textdegree'))."
def test_drawing_marked_labeled_angles():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y, label=Number(38, unit=r'\textdegree'))
α.decoration = AngleDecoration(radius=Number('0.5', unit='cm'))
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic ["\ang{38}", angle eccentricity=1.8, draw, thick, """\
r"""angle radius = 0.5 cm] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
α.decoration.variety = 'double'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm] {angle = X--A--Y}
pic ["\ang{38}", angle eccentricity=1.8, draw, thick, """\
r"""angle radius = 0.58 cm] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
α = Angle(X1,
A,
Y1,
armspoints=[('X', ), ('Y', )],
label_vertex=True,
draw_vertex=True,
label=Number(38, unit=r'\textdegree'))
α.decoration = AngleDecoration(radius=Number('0.5', unit='cm'),
variety='double',
hatchmark='singledash')
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X1) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y1) at (3,5);
\coordinate (X) at (4.8,0.8);
\coordinate (Y) at (2.4,4);
% Draw Angle
\draw[thick] (X1) -- (A) -- (Y1)
pic [draw, thick, angle radius = 0.5 cm, singledash] {angle = X1--A--Y1}
pic ["\ang{38}", angle eccentricity=1.8, draw, thick, """\
r"""angle radius = 0.58 cm, singledash] {angle = X1--A--Y1};
def test_drawing_marked_angles():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X = Point(6, 1, 'X')
Y = Point(3, 5, 'Y')
α = Angle(X, A, Y)
α.decoration = AngleDecoration(radius=Number('0.5', unit='cm'))
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
α.decoration.variety = 'double'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm] {angle = X--A--Y}
pic [draw, thick, angle radius = 0.58 cm] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
α.decoration.variety = 'triple'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm] {angle = X--A--Y}
pic [draw, thick, angle radius = 0.58 cm] {angle = X--A--Y}
pic [draw, thick, angle radius = 0.66 cm] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
α.decoration.variety = 'single'
α.decoration.hatchmark = 'singledash'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm, singledash] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
assert required.tikz_library['decorations.markings']
assert required.tikzset['singledash_hatchmark']
assert not required.tikzset['doubledash_hatchmark']
assert not required.tikzset['tripledash_hatchmark']
required.tikz_library['decorations.markings'] = False
required.tikzset['singledash_hatchmark'] = False
α.decoration.hatchmark = 'doubledash'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm, doubledash] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
assert required.tikz_library['decorations.markings']
assert not required.tikzset['singledash_hatchmark']
assert required.tikzset['doubledash_hatchmark']
assert not required.tikzset['tripledash_hatchmark']
required.tikz_library['decorations.markings'] = False
required.tikzset['doubledash_hatchmark'] = False
α.decoration.hatchmark = 'tripledash'
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y) at (3,5);
% Draw Angle
\draw[thick] (X) -- (A) -- (Y)
pic [draw, thick, angle radius = 0.5 cm, tripledash] {angle = X--A--Y};
% Label Points
\end{tikzpicture}
"""
assert required.tikz_library['decorations.markings']
assert not required.tikzset['singledash_hatchmark']
assert not required.tikzset['doubledash_hatchmark']
assert required.tikzset['tripledash_hatchmark']
α.decoration.variety = 'triple'
α.decoration.hatchmark = 'doubledash'
assert α.drawn == r"""
def __init__(self,
*vertices,
name=None,
draw_vertices=False,
label_vertices=True,
thickness='thick',
color=None,
rotation_angle=0,
winding=None,
do_cycle=True,
sloped_sides_labels=True):
r"""
Initialize Polygon
:param vertices: the vertices of the Polygon
:type vertices: a list of at least three Points
:param name: the name of the Polygon, like ABCDE for a pentagon. Can
be either None (the names of the provided Points will be kept), or a
string of the letters to use to rename the provided Points. Only
single letters are supported as Points' names so far (at Polygon's
creation). See issue #3.
:type name: None or str
:param draw_vertices: whether to actually draw, or not, the vertices
:type draw_vertices: bool
:param label_vertices: whether to label, or not, the vertices
:type label_vertices: bool
:param thickness: the thickness of the Polygon's sides
:type thickness: str
:param color: the color of the Polygon's sides
:type color: str
:param rotate: the angle of rotation around isobarycenter
:type rotate: int
:param winding: force the winding to be either 'clockwise' or
'anticlockwise'. If left to None (default), doesn't force anything,
the winding will be either forced by the value of
config.DEFAULT_POLYGON_WINDING, or if it is None too, then the
winding will be deduced from the given vertices' order.
:type winding: None or a str ('clockwise' or 'anticlockwise')
"""
self.thickness = thickness
self.color = color
self.do_cycle = do_cycle
self.draw_vertices = draw_vertices
self.label_vertices = label_vertices
if len(vertices) <= 2:
raise ValueError('At least three Points are required to be able '
'to build a Polygon. Got only {} positional '
'arguments, though.'.format(len(vertices)))
if any([not isinstance(v, Point) for v in vertices]):
for i, v in enumerate(vertices):
if not isinstance(v, Point):
raise TypeError('Only Points must be provided in order to '
'build a Polygon. Got a {} as positional '
'argument #{}.'.format(type(v), i))
if not is_number(rotation_angle):
raise TypeError('Expected a number as rotation angle, got a {} '
'instead.'.format(type(rotation_angle)))
if name is not None:
if len(name) != len(vertices):
raise ValueError('The number of provided vertices ({}) does '
'not match the number of Points\' names '
'({}).'.format(len(vertices), len(name)))
if (winding is None and config.polygons.DEFAULT_WINDING is not None):
winding = config.polygons.DEFAULT_WINDING
if winding is not None:
check_winding(winding)
self._reverted_winding = False
if shoelace_formula(*vertices) < 0:
if winding == 'anticlockwise':
vertices = vertices[::-1]
self._reverted_winding = True
self.winding = 'anticlockwise'
else:
self.winding = 'clockwise'
else:
if winding == 'clockwise':
vertices = vertices[::-1]
self._reverted_winding = True
self.winding = 'clockwise'
else:
self.winding = 'anticlockwise'
self._vertices = []
self._three_dimensional = False
for i, v in enumerate(vertices):
if name is None:
vname = v.name
else:
vname = name[i]
if v.name == v.label:
lbl = 'default'
else:
lbl = v.label
if v.three_dimensional:
self._three_dimensional = True
zval = v.z
else:
zval = 'undefined'
self._vertices.append(
Point(v.x,
v.y,
z=zval,
name=vname,
shape=v.shape,
label=lbl,
color=v.color,
shape_scale=v.shape_scale))
if rotation_angle:
center = self.isobarycenter()
for i in range(len(self._vertices)):
self._vertices[i] = self._vertices[i].rotate(
center=center, angle=rotation_angle, rename='keep_name')
self._sides = []
shifted_vertices = deepcopy(self._vertices)
shifted_vertices += [shifted_vertices.pop(0)]
for (v0, v1) in zip(self._vertices, shifted_vertices):
self._sides += [
LineSegment(v0,
v1,
label_winding=self.winding,
locked_label=True)
]
self._angles = []
left_shifted_vertices = deepcopy(self._vertices)
left_shifted_vertices = \
[left_shifted_vertices.pop(-1)] + left_shifted_vertices
for (v0, v1, v2) in zip(left_shifted_vertices, self._vertices,
shifted_vertices):
self._angles += [Angle(v2, v1, v0)]
for i in range(len(self._vertices)):
u = Vector(self._vertices[i], left_shifted_vertices[i])
v = Vector(self._vertices[i], shifted_vertices[i])
if self.winding == 'clockwise':
u, v = v, u
self._vertices[i].label_position = \
tikz_approx_position(u.bisector(v).slope360)
if len(self._sides) in POLYGONS_TYPES:
self._type = POLYGONS_TYPES[len(self._sides)]
else:
self._type = \
'{n}-sided Polygon'.format(n=str(len(self._sides)))
self.sloped_sides_labels = sloped_sides_labels
if (self._reverted_winding
and config.polygons.ENABLE_MISMATCH_WINDING_WARNING):
warnings.warn('Changed the order of Points to comply with forced '
'winding ({}) for {}.'.format(winding, repr(self)))
def test_drawing_angles_with_armspoints():
"""Check drawing standalone Angles."""
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
α = Angle(X1,
A,
Y1,
armspoints=[('X', ), ('Y', )],
label_vertex=True,
draw_vertex=True)
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X1) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y1) at (3,5);
\coordinate (X) at (4.8,0.8);
\coordinate (Y) at (2.4,4);
% Draw Angle
\draw[thick] (X1) -- (A) -- (Y1);
% Draw Vertex
\draw (A) node[scale=0.67] {$\times$};
% Draw Arms' Points
\draw (X) node[scale=0.67] {$\times$};
\draw (Y) node[scale=0.67] {$\times$};
% Label Points
\draw (A) node[below left] {A};
\draw (X) node[below right] {X};
\draw (Y) node[above left] {Y};
\end{tikzpicture}
"""
Point.reset_names()
A = Point(0, 0, 'A')
X1 = Point(6, 1, 'X1')
Y1 = Point(3, 5, 'Y1')
α = Angle(X1,
A,
Y1,
armspoints=[('X', ), ('Y', )],
label_vertex=True,
draw_vertex=True)
α.armspoints = [('', ), (None, )]
assert α.drawn == r"""
\begin{tikzpicture}
% Declare Points
\coordinate (X1) at (6,1);
\coordinate (A) at (0,0);
\coordinate (Y1) at (3,5);
\coordinate (B) at (4.8,0.8);
\coordinate (C) at (2.4,4);
% Draw Angle
\draw[thick] (X1) -- (A) -- (Y1);
% Draw Vertex
\draw (A) node[scale=0.67] {$\times$};
% Draw Arms' Points
\draw (B) node[scale=0.67] {$\times$};
\draw (C) node[scale=0.67] {$\times$};
% Label Points
\draw (A) node[below left] {A};
\draw (B) node[below right] {B};
\draw (C) node[above left] {C};
\end{tikzpicture}
"""
Point.reset_names()
Ω = Point(0, 0, 'O')
A1 = Point('2.5', 0, 'A1')
D1 = Point(-2, '1.5', 'D1')
α = Angle(A1,
Ω,
D1,
armspoints=[('C', ), ('E', )],
label_vertex=True,
draw_vertex=True,
label_armspoints=True,
draw_armspoints=True)
assert α.drawn == r"""