def draw(self, scale=0.01, cm=False):
self.dat.scale(scale, point=False)
self.page = self.page.scale(scale)
b = self.dat.bounds()
limits = Rect(0, 0, 11, 8.5)
if cm:
limits = limits.scale(2.54)
if b.x >= 0 and b.y >= 0 and b.w <= limits.w and b.h <= limits.h:
print("Drawing!")
else:
print("Too big!", b)
return False
ad = axidraw.AxiDraw()
ad.interactive()
ad.options.units = 1 if cm else 0
ad.options.speed_pendown = 10
ad.options.speed_penup = 50
ad.options.pen_rate_raise = 10
ad.connect()
ad.penup()
self.ad = ad
tp = TransformPen(self, (1, 0, 0, -1, 0, self.page.h))
self.dat.replay(tp)
time.sleep(MOVE_DELAY)
ad.penup()
ad.moveto(0, 0)
ad.disconnect()
def test_gss(self):
"""
A rect passed to gs and gss should create the same value on the pen
"""
dp1 = (DraftingPen().define(r=Rect(100, 100)).gss("$r"))
dp2 = (DraftingPen().define(r=Rect(100, 100)).gs("$r"))
self.assertEqual(dp1.value, dp2.value)
def bounds(self):
"""Calculate the bounds of this shape; mostly for internal use."""
try:
cbp = BoundsPen(None)
self.replay(cbp)
mnx, mny, mxx, mxy = cbp.bounds
return Rect((mnx, mny, mxx - mnx, mxy - mny))
except:
return Rect(0, 0, 0, 0)
def test_transforms(self):
dp = (DraftingPen(Rect(100,
100)).frame(Rect(100,
100)).align(Rect(200, 200)))
self.assertEqual(dp.frame().mxx, 150)
self.assertEqual(dp.value[-2][-1][-1][0], 50)
self.assertEqual(dp.copy().rotate(45).round().value,
dp.copy().rotate(360 + 45).round().value)
self.assertEqual(dp.copy().scale(2).ambit().w, 200)
def roundedRect(self, rect, hr, vr=None):
"""Rounded rectangle primitive"""
if vr is None:
vr = hr
l, b, w, h = Rect(rect)
r, t = l + w, b + h
K = 4 * (math.sqrt(2)-1) / 3
circle = hr == 0.5 and vr == 0.5
if hr <= 0.5:
hr = w * hr
if vr <= 0.5:
vr = h * vr
self.moveTo((l + hr, b))
if not circle:
self.lineTo((r - hr, b))
self.curveTo((r+hr*(K-1), b), (r, b+vr*(1-K)), (r, b+vr))
if not circle:
self.lineTo((r, t-vr))
self.curveTo((r, t-vr*(1-K)), (r-hr*(1-K), t), (r-hr, t))
if not circle:
self.lineTo((l+hr, t))
self.curveTo((l+hr*(1-K), t), (l, t-vr*(1-K)), (l, t-vr))
if not circle:
self.lineTo((l, b+vr))
self.curveTo((l, b+vr*(1-K)), (l+hr*(1-K), b), (l+hr, b))
self.closePath()
return self
def test_pens_ambit(self):
dps = (
DraftingPens([
DraftingPen(Rect(50, 50)),
DraftingPen(Rect(100, 100, 100, 100))
])
#.print(lambda x: x.tree())
)
ram = dps.ambit()
self.assertEqual(ram, Rect(0, 0, 200, 200))
moves = []
dps.walk(lambda p, pos, _: moves.append([p, pos]))
self.assertEqual(moves[0][0], dps)
self.assertEqual(moves[0][1], -1)
self.assertEqual(moves[1][1], 0)
def test_cairo_pdf(self):
r = Rect(300, 300)
pdf = renders / "test_cairo.pdf"
dp = (StSt("CDEL", co, 100, wdth=0.5).pens().align(r))
CairoPen.Composite(dp, r, pdf)
self.assertEqual(len(dp), 4)
self.assertEqual(type(dp), DraftingPens)
def new_drawing(rect: Rect = Rect(1000, 1000), count=1, save_to=None):
db.newDrawing()
for idx in range(0, count):
with new_page(rect) as r:
yield idx, r
if save_to:
db.saveImage(str(save_to))
db.endDrawing()
def test_gs_relative_moves(self):
r = Rect(100, 100)
dp = (DraftingPen().define(r=r).gs("$r↖ ¬OX50OY-50 §OY-50"))
self.assertEqual(len(dp.value), 4)
self.assertEqual(dp.value[0][-1][0], Point(0, 100))
self.assertEqual(dp.value[1][-1][0], Point(50, 50))
self.assertEqual(dp.value[2][-1][0], Point(0, 50))
def test_gs_arrowcluster(self):
r = Rect(100, 100)
dp = (DraftingPen().define(r=r).gs("$r↖↗↘"))
self.assertEqual(len(dp.value), 4)
self.assertEqual(dp.value[0][-1][0], Point(0, 100))
self.assertEqual(dp.value[1][-1][0], Point(100, 100))
self.assertEqual(dp.value[2][-1][0], Point(100, 0))
def resetGlyphRun(self):
self.glyphs = self.style.font.font.getGlyphRunFromTextInfo(self.text_info, addDrawings=False, features=self.features, varLocation=self.variations)
#self.glyphs = self.style.font.font.getGlyphRun(self.text, features=self.features, varLocation=self.variations)
x = 0
for glyph in self.glyphs:
glyph.frame = Rect(x+glyph.dx, glyph.dy, glyph.ax, self.style.capHeight)
x += glyph.ax
self.getGlyphFrames()
def test_cairo_png(self):
with test_image(self, "test_cairo.png") as (i, r):
rr = Rect(0, 0, 100, 100)
dp = (DraftingPen().define(r=rr, c=75).gs(
"$r↗ ↘|$c|$r↓ ↙|$c|$r↖").align(r).scale(1.2).rotate(180).f(
hsl(0.5, a=0.1)).s(hsl(0.9)).sw(5))
CairoPen.Composite(dp, r, i)
self.assertEqual(len(dp.value), 4)
self.assertEqual(type(dp), DraftingPen)
def ambit(self, th=False, tv=False):
"""Get the calculated rect boundary of the DraftingPen;
`th` means `(t)rue (h)orizontal`;
`ty` means `(t)rue (v)ertical`;
passing either ignores a non-bounds-derived frame
in either dimension"""
if self._frame:
if (th or tv) and len(self.value) > 0:
f = self._frame
b = self.bounds()
if th and tv:
return b
elif th:
return Rect(b.x, f.y, b.w, f.h)
else:
return Rect(f.x, b.y, f.w, b.h)
else:
return self._frame
else:
return self.bounds()
def test_image(test: unittest.TestCase, path, rect=Rect(300, 300)):
img = (renders / path)
hash_before = hash_img(img)
if img.exists():
img.unlink()
yield (img, rect)
hash_after = hash_img(img)
test.assertEqual(hash_after, hash_before)
test.assertEqual(img.exists(), True)
def pens(self, align=False):
rects = self.lineRects()
pens = _PensClass()
for idx, l in enumerate(self.lines):
r = rects[idx]
dps = l.pens().translate(r.x, r.y) # r.x
dps.addFrame(Rect(r.x, r.y, r.w, r.h))
#if align:
# dps.container = Rect(0, r.y, r.w, r.h)
# dps.align(dps.container, x=self.style.x, y=None)
pens.append(dps)
return pens
def test_gs(self):
r = Rect(0, 0, 100, 100)
dps = DraftingPens()
dp = (DraftingPen().define(r=r).gs("$r↖ $r↗ ↘|65|$r↙ ɜ"))
self.assertEqual(len(dp.value), 4)
self.assertEqual(dp.value[-2][-1][0], Point(100, 35))
self.assertEqual(dp.value[-1][0], "endPath")
self.assertEqual(dp.unended(), False)
dps.append(DraftingPens([dp]))
self.assertEqual(len(dps.tree().splitlines()), 3)
self.assertEqual(dps.tree().splitlines()[-1],
" | | DraftingPen<4mvs:end/>")
def add_page():
global page_count
page_count += 1
newPage("LetterLandscape")
page = Rect(width(), height()).inset(30, 30)
labels, textarea = page.divide(20, "mny")
with savedState():
stroke(0.9)
strokeWidth(1)
line(*labels.en)
with savedState():
now = datetime.today().strftime('%Y/%m/%d %H:%M')
fontSize(10)
font(secondary_font)
text(f"{designer_name} / Type West", labels.psw)
text(font_name, labels.ps, align="center")
text(f"{now} — Pg.{page_count}",
labels.pse, align="right")
font(font_name)
return textarea.subtract(30, "mny")
def ambit(self, th=False, tv=False):
"""Get the calculated rect boundary of the DraftingPens;
`th` means `(t)rue (h)orizontal`;
`ty` means `(t)rue (v)ertical`;
passing either ignores a non-bounds-derived frame
in either dimension"""
if self._frame and (th == False and tv == False):
return self._frame
else:
try:
union = self._pens[0].ambit(th=th, tv=tv)
for p in self._pens[1:]:
union = union.union(p.ambit(th=th, tv=tv))
return union
except Exception as e:
return Rect(0, 0, 0, 0)
def StSt(text, font, font_size=24, rect=Rect(1080, 1080), xa="mdx", **kwargs):
if isinstance(font, Style):
style = font
else:
style = Style(font, font_size, **kwargs)
fit = kwargs.get("fit", None)
leading = kwargs.get("leading", 10)
if "\n" in text:
lockup = Composer(rect, text, style, fit=fit, leading=leading).pens()
if xa:
lockup = lockup.xa(xa)
else:
lockup = StyledString(text, style)
if fit:
lockup.fit(fit)
lockup = lockup.pens()
return lockup
def boxCurveTo(self, point, factor, pt, po=(0, 0), mods={}, flatten=False):
if flatten:
self.lineTo(pt)
return self
a = Point(self.value[-1][-1][-1])
d = Point(pt)
box = Rect.FromMnMnMxMx([min(a.x, d.x), min(a.y, d.y), max(a.x, d.x), max(a.y, d.y)])
try:
f1, f2 = factor
except TypeError:
if isinstance(factor, Atom):
f1, f2 = (factor[0], factor[0])
else:
f1, f2 = (factor, factor)
if isinstance(point, str):
p = box.point(point)
p1, p2 = (p, p)
elif isinstance(point, Point):
p1, p2 = point, point
else:
p1, p2 = point
p1 = box.point(p1)
p2 = box.point(p2)
p1 = p1.offset(*po)
p2 = p2.offset(*po)
b = a.interp(f1, p1)
c = d.interp(f2, p2)
mb = mods.get("b")
mc = mods.get("c")
if mb:
b = mb(b)
elif mc:
c = mc(c)
self.curveTo(b, c, d)
return self
def __init__(self, *args):
SHContext.__init__(self)
RecordingPen.__init__(self)
from drafting.pens.draftingpens import DraftingPens
self.single_pen_class = DraftingPen
self.multi_pen_class = DraftingPens
self._tag = None
self._frame = None
self._visible = True
self._parent = None
self._last = None
self._alpha = 1
self._typographic = False
self.glyphName = None
self._current_attr_tag = "default"
self.clearAttrs()
self.data = {}
self.defs = None
self.macros = {}
for _, arg in enumerate(args):
if isinstance(arg, str):
self.tag(arg)
elif isinstance(arg, DraftingPen):
self.replace_with(arg)
elif isinstance(arg, Rect):
self.rect(arg)
elif isinstance(arg, Line):
self.line(arg)
elif isinstance(arg, Point):
self.oval(Rect.FromCenter(arg, 50, 50))
def page_rect() -> Rect:
return Rect(db.width(), db.height())
def new_page(r: Rect = Rect(1000, 1000)):
_r = Rect(r)
db.newPage(*_r.wh())
yield _r
def test_remove_blanks(self):
dps = (DraftingPens([DraftingPen(Rect(50, 50)), DraftingPen()]))
self.assertEqual(len(dps), 2)
dps.remove_blanks()
self.assertEqual(len(dps), 1)
def img(self, src=None, rect=Rect(0, 0, 500, 500), pattern=True, opacity=1.0):
"""Get/set an image fill"""
if src:
return self.attr(image=dict(src=src, rect=rect, pattern=pattern, opacity=opacity))
else:
return self.attr(field="image")
def test_reverse(self):
dp = (DraftingPen().define(r=Rect(100, 100)).gs("$r↖ $r↗ $r↘ ɜ"))
p1 = dp.value[0][-1]
p2 = dp.reverse().value[-2][-1]
self.assertEqual(p1, p2)
