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import string
import math
from .sexp import *
from .base_types import *
from .primitives import *
from ... import graphic_objects as go
from ... import apertures as ap
from ...newstroke import Newstroke
from ...utils import rotate_point, MM
@sexp_type('layer')
class TextLayer:
layer: str = ''
knockout: Flag() = False
@sexp_type('gr_text')
class Text(TextMixin):
text: str = ''
at: AtPos = field(default_factory=AtPos)
layer: TextLayer = field(default_factory=TextLayer)
tstamp: Timestamp = None
effects: TextEffect = field(default_factory=TextEffect)
render_cache: RenderCache = None
def offset(self, x=0, y=0):
self.at = self.at.with_offset(x, y)
@sexp_type('gr_text_box')
class TextBox:
locked: Flag() = False
text: str = ''
start: Named(XYCoord) = None
end: Named(XYCoord) = None
pts: PointList = field(default_factory=PointList)
angle: OmitDefault(Named(float)) = 0.0
layer: Named(str) = ""
tstamp: Timestamp = None
effects: TextEffect = field(default_factory=TextEffect)
stroke: Stroke = field(default_factory=Stroke)
render_cache: RenderCache = None
def render(self, variables={}):
text = string.Template(self.text).safe_substitute(variables)
if text != self.text:
raise ValueError('Rendering of vector font text with variables not yet supported')
if not render_cache or not render_cache.polygons:
raise ValueError('Vector font text with empty render cache')
for poly in render_cache.polygons:
reg = go.Region([(p.x, -p.y) for p in poly.pts.xy], unit=MM)
if self.stroke:
if self.stroke.type not in (None, Atom.default, Atom.solid):
raise ValueError('Dashed strokes are not supported on vector text')
yield from reg.outline_objects(aperture=ap.CircleAperture(self.stroke.width, unit=MM))
yield reg
def offset(self, x=0, y=0):
self.start = self.start.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('gr_line')
class Line:
start: Rename(XYCoord) = None
end: Rename(XYCoord) = None
angle: Named(float) = None # wat
layer: Named(str) = None
width: Named(float) = None
stroke: Stroke = field(default_factory=Stroke)
tstamp: Timestamp = None
def rotate(self, angle, cx=None, cy=None):
self.start.x, self.start.y = rotate_point(self.start.x, self.start.y, angle, cx, cy)
self.end.x, self.end.y = rotate_point(self.end.x, self.end.y, angle, cx, cy)
def render(self, variables=None):
if self.angle:
raise NotImplementedError('Angles on lines are not implemented. Please raise an issue and provide an example file.')
dasher = Dasher(self)
dasher.move(self.start.x, self.start.y)
dasher.line(self.end.x, self.end.y)
for x1, y1, x2, y2 in dasher:
yield go.Line(x1, -y1, x2, -y2, aperture=ap.CircleAperture(dasher.width, unit=MM), unit=MM)
# FIXME render all primitives using dasher, maybe share code w/ fp_ prefix primitives
def offset(self, x=0, y=0):
self.start = self.start.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('fill')
class FillMode:
# Needed for compatibility with weird files
fill: AtomChoice(Atom.solid, Atom.yes, Atom.no, Atom.none) = False
@classmethod
def __map__(kls, obj, parent=None):
return obj[1] in (Atom.solid, Atom.yes)
@classmethod
def __sexp__(kls, value):
yield [Atom.fill, Atom.solid if value else Atom.none]
@sexp_type('gr_rect')
class Rectangle:
start: Rename(XYCoord) = None
end: Rename(XYCoord) = None
layer: Named(str) = None
width: Named(float) = None
stroke: Stroke = field(default_factory=Stroke)
fill: FillMode = False
tstamp: Timestamp = None
def render(self, variables=None):
rect = go.Region.from_rectangle(self.start.x, -self.start.y,
self.end.x-self.start.x, -(self.end.y-self.start.y),
unit=MM)
if self.fill:
yield rect
if self.width:
# FIXME stroke support
yield from rect.outline_objects(aperture=ap.CircleAperture(self.width, unit=MM))
@property
def top_left(self):
return ((min(self.start.x, self.end.x), min(self.start.y, self.end.y)),
(max(self.start.x, self.end.x), max(self.start.y, self.end.y)))
def offset(self, x=0, y=0):
self.start = self.start.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('gr_circle')
class Circle:
center: Rename(XYCoord) = None
end: Rename(XYCoord) = None
layer: Named(str) = None
width: Named(float) = None
stroke: Stroke = field(default_factory=Stroke)
fill: FillMode = False
tstamp: Timestamp = None
def render(self, variables=None):
r = math.dist((self.center.x, -self.center.y), (self.end.x, -self.end.y))
aperture = ap.CircleAperture(self.width or 0, unit=MM)
arc = go.Arc.from_circle(self.center.x, -self.center.y, r, aperture=aperture, unit=MM)
if self.width:
# FIXME stroke support
yield arc
if self.fill:
yield arc.to_region()
def offset(self, x=0, y=0):
self.center = self.center.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('gr_arc')
class Arc:
start: Rename(XYCoord) = None
mid: Rename(XYCoord) = None
end: Rename(XYCoord) = None
layer: Named(str) = None
width: Named(float) = None
stroke: Stroke = field(default_factory=Stroke)
tstamp: Timestamp = None
_: SEXP_END = None
center: XYCoord = None
def __post_init__(self):
self.start = XYCoord(self.start)
self.end = XYCoord(self.end)
if self.mid or self.center is None:
self.mid = XYCoord(self.mid)
elif self.center:
self.mid = center_arc_to_kicad_mid(XYCoord(self.center), self.start, self.end)
self.center = None
def rotate(self, angle, cx=None, cy=None):
self.start.x, self.start.y = rotate_point(self.start.x, self.start.y, angle, cx, cy)
self.mid.x, self.mid.y = rotate_point(self.mid.x, self.mid.y, angle, cx, cy)
self.end.x, self.end.y = rotate_point(self.end.x, self.end.y, angle, cx, cy)
def render(self, variables=None):
# FIXME stroke support
if not self.width:
return
aperture = ap.CircleAperture(self.width, unit=MM)
x1, y1 = self.start.x, self.start.y
x2, y2 = self.end.x, self.end.y
(cx, cy), _r = kicad_mid_to_center_arc(self.mid, self.start, self.end)
yield go.Arc(x1, -y1, x2, -y2, cx-x1, -(cy-y1), aperture=aperture, clockwise=False, unit=MM)
def offset(self, x=0, y=0):
self.start = self.start.with_offset(x, y)
self.mid = self.mid.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('gr_poly')
class Polygon:
pts: ArcPointList = field(default_factory=list)
layer: Named(str) = None
width: Named(float) = None
stroke: Stroke = field(default_factory=Stroke)
fill: FillMode = True
tstamp: Timestamp = None
def render(self, variables=None):
points = []
centers = []
for point_or_arc in self.pts:
if points:
centers.append((None, (None, None)))
if isinstance(point_or_arc, XYCoord):
points.append((point_or_arc.x, -point_or_arc.y))
else: # base_types.Arc
points.append((point_or_arc.start.x, -point_or_arc.start.y))
points.append((point_or_arc.end.x, -point_or_arc.end.y))
(cx, cy), _r = kicad_mid_to_center_arc(point_or_arc.mid, point_or_arc.start, point_or_arc.end)
centers.append((False, (cx, -cy)))
reg = go.Region(points, centers, unit=MM)
reg.close()
# FIXME stroke support
if self.width and self.width >= 0.005 or self.stroke.width and self.stroke.width > 0.005:
yield from reg.outline_objects(aperture=ap.CircleAperture(self.width, unit=MM))
if self.fill:
yield reg
def offset(self, x=0, y=0):
self.pts = PointList([pt.with_offset(x, y) for pt in self.pts])
@sexp_type('gr_curve')
class Curve:
pts: PointList = field(default_factory=PointList)
layer: Named(str) = None
width: Named(float) = None
tstamp: Timestamp = None
def render(self, variables=None):
raise NotImplementedError('Bezier rendering is not yet supported. Please raise an issue and provide an example file.')
def offset(self, x=0, y=0):
self.pts = PointList([pt.with_offset(x, y) for pt in self.pts])
@sexp_type('gr_bbox')
class AnnotationBBox:
start: Rename(XYCoord) = None
end: Rename(XYCoord) = None
def render(self, variables=None):
return []
def offset(self, x=0, y=0):
self.start = self.start.with_offset(x, y)
self.end = self.end.with_offset(x, y)
@sexp_type('format')
class DimensionFormat:
prefix: Named(str) = None
suffix: Named(str) = None
units: Named(int) = 2
units_format: Named(int) = 1
precision: Named(int) = 7
override_value: Named(str) = None
suppress_zeros: Flag() = False
@sexp_type('style')
class DimensionStyle:
thickness: Named(float) = 0.1
arrow_length: Named(float) = 1.27
text_position_mode: Named(int) = 0
extension_height: Named(float) = None
text_frame: Named(float) = None
extension_offset: Named(float) = None
keep_text_aligned: Flag() = False
@sexp_type('image')
class Image:
at: AtPos = field(default_factory=AtPos)
scale: Named(float) = None
layer: Named(str) = None
uuid: UUID = field(default_factory=UUID)
data: str = ''
def offset(self, x=0, y=0):
self.at = self.at.with_offset(x, y)
@sexp_type('dimension')
class Dimension:
locked: Flag() = False
dimension_type: Named(AtomChoice(Atom.aligned, Atom.leader, Atom.center, Atom.orthogonal, Atom.radial), name='type') = Atom.aligned
layer: Named(str) = 'Dwgs.User'
tstamp: Timestamp = field(default_factory=Timestamp)
pts: PointList = field(default_factory=PointList)
height: Named(float) = None
orientation: Named(int) = None
leader_length: Named(float) = None
gr_text: Text = None
dimension_format: OmitDefault(DimensionFormat) = field(default_factory=DimensionFormat)
dimension_style: OmitDefault(DimensionStyle) = field(default_factory=DimensionStyle)
def render(self, variables=None):
raise NotImplementedError('Dimension rendering is not yet supported. Please raise an issue.')
def offset(self, x=0, y=0):
self.pts = PointList([pt.with_offset(x, y) for pt in self.pts])
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