def test_mirror_end_slant():
paper = Paper()
p = Pen()
p.stroke_mode(sqrt2)
p.move_to((0, 0))
p.turn_to(-45)
p.line_forward(5 * sqrt2, end_slant=45)
p.paper.mirror_x(0)
paper.merge(p.paper)
p = Pen()
p.stroke_mode(sqrt2)
p.move_to((0, 0))
p.turn_to(45)
p.line_forward(5 * sqrt2)
paper.merge(p.paper)
paper.join_paths()
paper.fuse_paths()
assert_path_data(
paper, 1,
'M-5.5,4.5 L-4.5,5.5 L5.5,-4.5 L4.5,-5.5 L-5.5,4.5 z'
)
def test_mirror_end_slant():
paper = Paper()
p = Pen()
p.stroke_mode(sqrt2)
p.move_to((0, 0))
p.turn_to(-45)
p.line_forward(5 * sqrt2, end_slant=45)
p.paper.mirror_x(0)
paper.merge(p.paper)
p = Pen()
p.stroke_mode(sqrt2)
p.move_to((0, 0))
p.turn_to(45)
p.line_forward(5 * sqrt2)
paper.merge(p.paper)
paper.join_paths()
paper.fuse_paths()
assert_path_data(paper, 1,
'M-5.5,4.5 L-4.5,5.5 L5.5,-4.5 L4.5,-5.5 L-5.5,4.5 z')
def draw_character(self, mode, fuse=True):
paper = Paper()
top_ending = self.top_ending_class(
self,
self.top_straight,
self.top_flipped,
)
bottom_ending = self.bottom_ending_class(
self,
self.bottom_straight,
self.bottom_flipped,
)
# While drawing the body of the primary character, two copies of the
# pen are created, one ready to draw each of the endings.
pen = Pen()
pen.set_mode(mode)
top_pen, bottom_pen = self.draw(pen)
top_start_position = top_pen.position
bottom_start_position = bottom_pen.position
# Draw the endings.
# If the ending orientations are to the left, then we have to flip them
# horizontally.
# The top ending is drawn as if it were a bottom ending, so
# mirror it to the top.
if self.top_flipped:
top_pen.turn_to(top_pen.heading.flipped_x())
top_pen.move_to(top_pen.position.flipped_y(MIDDLE))
top_pen.turn_to(top_pen.heading.flipped_y())
top_ending.draw(top_pen)
top_pen.paper.mirror_y(MIDDLE)
if self.top_flipped:
top_pen.paper.mirror_x(top_start_position.x)
if self.bottom_flipped:
bottom_pen.turn_to(bottom_pen.heading.flipped_x())
bottom_ending.draw(bottom_pen)
if self.bottom_flipped:
bottom_pen.paper.mirror_x(bottom_start_position.x)
paper.merge(pen.paper)
paper.merge(top_pen.paper)
paper.merge(bottom_pen.paper)
if fuse:
paper.join_paths()
paper.fuse_paths()
# Override the bounds so that the letter reaches the full line height.
bounds = paper.bounds()
bounds.bottom = UNDER
bounds.top = OVER
paper.override_bounds(bounds)
# We need to center on x=0 here because otherwise flipped
# consonants wouldn't flip at the right x value.
paper.center_on_x(0)
return paper
def draw_character(self, mode, fuse=True):
side_ending = self.side_ending_class(self, self.side_flipped)
bottom_ending = self.bottom_ending_class(
self,
self.bottom_straight,
self.bottom_flipped,
)
paper = Paper()
# When drawing the body of the consonant, subclasses will start
# where the side ending is, and end where the bottom ending is.
pen = Pen()
pen.set_mode(mode)
pen.move_to((0, TOP - pen.mode.width / 2))
side_ending_position = pen.position
self.draw(pen)
bottom_ending_position = pen.position
bottom_ending_heading = pen.heading
paper.merge(pen.paper)
# Draw the side ending.
pen = Pen()
pen.set_mode(mode)
pen.move_to(side_ending_position)
pen.turn_to(0)
side_ending.draw(pen)
paper.merge(pen.paper)
# Draw the bottom ending.
pen = Pen()
pen.set_mode(mode)
pen.move_to(bottom_ending_position)
# If the bottom orientation is slanted left, then we have to
# start the bottom ending from a flipped heading so when it flips
# again later it will be correct.
if not self.bottom_straight and self.bottom_flipped:
bottom_ending_heading = bottom_ending_heading.flipped_x()
pen.turn_to(bottom_ending_heading)
# Draw the ending, and maybe flip it horizontally.
bottom_ending.draw(pen)
if not self.bottom_straight and self.bottom_flipped:
pen.paper.mirror_x(bottom_ending_position.x)
paper.merge(pen.paper)
if fuse:
paper.join_paths()
paper.fuse_paths()
# Override the bounds so that the letter reaches the full line height.
bounds = paper.bounds()
bounds.bottom = UNDER
bounds.top = OVER
paper.override_bounds(bounds)
# We need to center on x=0 here because otherwise flipped
# consonants wouldn't flip at the right x value.
paper.center_on_x(0)
return paper
def draw_character(self, mode, fuse=True):
side_ending = self.side_ending_class(self, self.side_flipped)
bottom_ending = self.bottom_ending_class(
self,
self.bottom_straight,
self.bottom_flipped,
)
paper = Paper()
# When drawing the body of the consonant, subclasses will start
# where the side ending is, and end where the bottom ending is.
pen = Pen()
pen.set_mode(mode)
pen.move_to((0, TOP - pen.mode.width / 2))
side_ending_position = pen.position
self.draw(pen)
bottom_ending_position = pen.position
bottom_ending_heading = pen.heading
paper.merge(pen.paper)
# Draw the side ending.
pen = Pen()
pen.set_mode(mode)
pen.move_to(side_ending_position)
pen.turn_to(0)
side_ending.draw(pen)
paper.merge(pen.paper)
# Draw the bottom ending.
pen = Pen()
pen.set_mode(mode)
pen.move_to(bottom_ending_position)
# If the bottom orientation is slanted left, then we have to
# start the bottom ending from a flipped heading so when it flips
# again later it will be correct.
if not self.bottom_straight and self.bottom_flipped:
bottom_ending_heading = bottom_ending_heading.flipped_x()
pen.turn_to(bottom_ending_heading)
# Draw the ending, and maybe flip it horizontally.
bottom_ending.draw(pen)
if not self.bottom_straight and self.bottom_flipped:
pen.paper.mirror_x(bottom_ending_position.x)
paper.merge(pen.paper)
if fuse:
paper.join_paths()
paper.fuse_paths()
# Override the bounds so that the letter reaches the full line height.
bounds = paper.bounds()
bounds.bottom = UNDER
bounds.top = OVER
paper.override_bounds(bounds)
# We need to center on x=0 here because otherwise flipped
# consonants wouldn't flip at the right x value.
paper.center_on_x(0)
return paper
def draw_character(self, mode, fuse=True):
paper = Paper()
top_ending = self.top_ending_class(
self,
self.top_straight,
self.top_flipped,
)
bottom_ending = self.bottom_ending_class(
self,
self.bottom_straight,
self.bottom_flipped,
)
# While drawing the body of the primary character, two copies of the
# pen are created, one ready to draw each of the endings.
pen = Pen()
pen.set_mode(mode)
top_pen, bottom_pen = self.draw(pen)
top_start_position = top_pen.position
bottom_start_position = bottom_pen.position
# Draw the endings.
# If the ending orientations are to the left, then we have to flip them
# horizontally.
# The top ending is drawn as if it were a bottom ending, so
# mirror it to the top.
if self.top_flipped:
top_pen.turn_to(top_pen.heading.flipped_x())
top_pen.move_to(top_pen.position.flipped_y(MIDDLE))
top_pen.turn_to(top_pen.heading.flipped_y())
top_ending.draw(top_pen)
top_pen.paper.mirror_y(MIDDLE)
if self.top_flipped:
top_pen.paper.mirror_x(top_start_position.x)
if self.bottom_flipped:
bottom_pen.turn_to(bottom_pen.heading.flipped_x())
bottom_ending.draw(bottom_pen)
if self.bottom_flipped:
bottom_pen.paper.mirror_x(bottom_start_position.x)
paper.merge(pen.paper)
paper.merge(top_pen.paper)
paper.merge(bottom_pen.paper)
if fuse:
paper.join_paths()
paper.fuse_paths()
# Override the bounds so that the letter reaches the full line height.
bounds = paper.bounds()
bounds.bottom = UNDER
bounds.top = OVER
paper.override_bounds(bounds)
# We need to center on x=0 here because otherwise flipped
# consonants wouldn't flip at the right x value.
paper.center_on_x(0)
return paper
