def draw(self, ctx: Context, square: bool) -> None:
point_diameter_current = self.point_diameter_initial
ctx.set_source_rgb(self.color[0], self.color[1], self.color[2])
points_per_row = math.floor(self.target_width / self.point_margin)
i = 0
while ((self.point_diameter_check_is_greater
and point_diameter_current > self.point_diameter_final)
or (not self.point_diameter_check_is_greater
and point_diameter_current < self.point_diameter_final)):
col = i % points_per_row
row = math.floor(i / points_per_row)
x = self.position[
0] + col * self.point_margin + self.point_margin / 2
y = self.position[
1] + row * self.point_margin + self.point_margin / 2
radius = point_diameter_current / 2
if square:
ctx.move_to(x - radius, y - radius)
ctx.line_to(x + radius, y - radius)
ctx.line_to(x + radius, y + radius)
ctx.line_to(x - radius, y + radius)
ctx.fill()
else:
ctx.arc(x, y, radius, 0, 2 * math.pi)
ctx.fill()
i += 1
point_diameter_current += self.point_diameter_delta
class Plot(object):
red = (1., 0., 0.)
green = (0., 1., 0.)
blue = (0., 0., 1.)
yellow = (1., 1., 0.)
cyan = (0., 1., 1.)
magenta = (1., 0., 1.)
def __init__(self, width, height):
from cairocffi import SVGSurface, Context
self.plot_id = next(_debug_generator)
self._surface = SVGSurface("debug_plot-%05d.svg" % self.plot_id, width,
height)
self._ctx = Context(self._surface)
self._ctx.set_source_rgb(0., 0., 0.)
self._ctx.paint()
def line(self, line, color):
ctx = self._ctx
ctx.move_to(line.p1.x, line.p1.y)
ctx.line_to(line.p2.x, line.p2.y)
ctx.set_source_rgb(*color)
ctx.stroke()
def circle(self, center, radius, stroke_color, fill_color=None):
ctx = self._ctx
ctx.new_sub_path()
ctx.arc(center.x, center.y, radius, 0, math.pi * 2)
ctx.set_source_rgb(*stroke_color)
if fill_color:
ctx.stroke_preserve()
ctx.set_source_rgb(*fill_color)
ctx.fill()
else:
ctx.stroke()
def draw(self, ctx: Context, polygon: bool) -> None:
line_width_current = self.line_width_initial
ctx.set_source_rgb(self.color[0], self.color[1], self.color[2])
x_start = self.position[0]
x_end = x_start + self.target_width
y = self.position[1]
while ((self.line_width_check_is_greater
and line_width_current > self.line_width_final)
or (not self.line_width_check_is_greater
and line_width_current < self.line_width_final)):
ctx.set_line_width(line_width_current)
y += line_width_current / 2
if polygon:
ctx.move_to(x_start, y - line_width_current / 2)
ctx.line_to(x_end, y - line_width_current / 2)
ctx.line_to(x_end, y + line_width_current / 2)
ctx.line_to(x_start, y + line_width_current / 2)
ctx.fill()
else:
ctx.move_to(x_start, y)
ctx.line_to(x_end, y)
ctx.stroke()
# Add the white space
y += line_width_current
# prepare next line width
y += line_width_current / 2
line_width_current += self.line_width_delta
def draw(self, ctx: Context, polygons: List[Union[Polygon, MultiPolygon]]):
if self.high_quality:
ctx.set_source_rgb(0, 0, 0)
ctx.set_line_width(self.line_width)
self._draw_iterator(ctx, polygons, self._draw_water)
else:
ctx.set_source_rgba(0, 0, 0, 0.3)
self._draw_iterator(ctx, polygons, self._draw_water_area)
def draw(self, context: cairo.Context, x: float, y: float, fxy: FixXY):
if debug:
context.set_source_rgb(1 if self.no_page_break else 0, 0, 0)
context.rectangle(*fxy(x - 5, y), *fxy(2, 16))
context.fill()
context.set_source_rgb(0.5, 0.5, 0.5)
context.rectangle(*fxy(self.indent + x, y),
*fxy(self.width, self.height))
context.stroke()
def label_interface(ctx: cairo.Context,
face: trains.Interface,
radius_factor=1):
"""Draw text saying ROC, and a line from the edge of the interface to the text.
Args:
radius_factor (scalar): Factor by which interface radius is multiplied to get text x position.
"""
x = radius_factor * face.radius
y = functions.calc_sphere_sag(face.roc, face.radius)
string = 'ROC %.3f mm' % (face.roc * 1e3)
ctx.set_source_rgb(0, 0, 0)
ctx.save()
ctx.translate(x, y)
ctx.show_text(string)
ctx.new_path()
ctx.restore()
if radius_factor > 1:
draw_polyline(ctx, ((face.radius, y), (x, y)))
ctx.stroke()
def draw_labels(self, ctx: Context) -> None:
point_diameter_current = self.point_diameter_initial
text_height_room = 0
ctx.set_source_rgb(self.color[0], self.color[1], self.color[2])
points_per_row = math.floor(self.target_width / self.point_margin)
i = 0
while ((self.point_diameter_check_is_greater
and point_diameter_current > self.point_diameter_final)
or (not self.point_diameter_check_is_greater
and point_diameter_current < self.point_diameter_final)):
col = i % points_per_row
row = math.floor(i / points_per_row)
x = self.position[
0] + col * self.point_margin + self.point_margin / 2
y = self.position[
1] + row * self.point_margin + self.point_margin / 2
first_point_diameter_in_row = point_diameter_current
last_point_diameter_in_row = point_diameter_current + self.point_diameter_delta * (
points_per_row - 1)
print(first_point_diameter_in_row)
print(last_point_diameter_in_row)
if text_height_room > 2:
ctx.move_to(x + 0, y)
ctx.line_to(x + 2, y)
ctx.stroke()
self.draw_text(
ctx,
"{0:.3f} - {1:.3f}".format(first_point_diameter_in_row,
last_point_diameter_in_row) +
" mm", x + 3, y, 2)
text_height_room = 0
i += points_per_row
point_diameter_current += self.point_diameter_delta * points_per_row
text_height_room += self.point_margin
def draw_labels(self, ctx: Context):
ctx.set_line_width(0.1)
line_width_current = self.line_width_initial
text_height_room = 0
ctx.set_source_rgb(self.color[0], self.color[1], self.color[2])
x = self.position[0]
y = self.position[1]
while ((self.line_width_check_is_greater
and line_width_current > self.line_width_final)
or (not self.line_width_check_is_greater
and line_width_current < self.line_width_final)):
y += line_width_current / 2
text_height_room += line_width_current / 2
# Draw the line annotating the row
if text_height_room > 2:
ctx.move_to(x + 0, y)
ctx.line_to(x + 2, y)
ctx.stroke()
self.draw_text(ctx,
"{0:.2f}".format(line_width_current) + " mm",
x + 3, y, 2)
text_height_room = 0
# Add the white space
y += line_width_current
text_height_room += line_width_current
# prepare next line width
y += line_width_current / 2
text_height_room += line_width_current / 2
line_width_current += self.line_width_delta
def draw(self, context: cairo.Context, x: float, y: float, fxy: FixXY):
super().draw(context, x, y, fxy)
if debug:
context.set_source_rgb(1 if self.no_page_break else 0, 0, 0)
context.rectangle(*fxy(x, y), *fxy(10, 10))
context.fill()
w, h_bg = bg.get_width(), bg.get_height()
h = int(h_bg * (1 - y_offset))
base_labels = board_info["variants"]["_base"]
for variant_name, variant_info in board_info["variants"].items():
if variant_name.startswith("_"):
# skip "_base"
continue
# create canvas
w_p = int(w * (1 + 2 * pad_sides))
canvas = ImageSurface(bg.get_format(), w_p, h)
ctx = Context(canvas)
ctx.set_source_rgb(1, 1, 1)
ctx.rectangle(0, 0, w_p, h)
ctx.fill()
ctx.set_source_surface(bg, (w_p - w) // 2, -h_bg * y_offset)
ctx.rectangle((w_p - w) // 2, 0, w, h_bg)
ctx.fill()
# make B&W
ctx.set_source_rgb(0.5, 0.5, 0.5)
ctx.set_operator(OPERATOR_HSL_SATURATION)
ctx.rectangle(0, 0, w_p, h)
ctx.fill()
if True:
def draw(self, ctx: Context):
if not self.canvas_set or not self.margin_set or not self.legend_set:
raise Exception("Canvas, margin or legend not set!")
margin_exterior_top_left = (0, 0)
margin_exterior_top_right = (self.canvas_width, 0)
margin_exterior_bottom_left = (0, self.canvas_height)
margin_exterior_bottom_right = (self.canvas_width, self.canvas_height)
legend_exterior_top_left = (self.margin_left, self.margin_top)
legend_exterior_top_right = (self.canvas_width - self.margin_right,
self.margin_top)
legend_exterior_bottom_left = (self.margin_left,
self.canvas_height - self.margin_bottom)
legend_exterior_bottom_right = (self.canvas_width - self.margin_right,
self.canvas_height -
self.margin_bottom)
legend_interior_top_left = (self.margin_left + self.legend_left,
self.margin_top + self.legend_top)
legend_interior_top_right = (self.canvas_width - self.margin_right -
self.legend_right,
self.margin_top + self.legend_top)
legend_interior_bottom_left = (self.margin_left + self.legend_left,
self.canvas_height -
self.margin_bottom - self.legend_bottom)
legend_interior_bottom_right = (self.canvas_width - self.margin_right -
self.legend_right, self.canvas_height -
self.margin_bottom -
self.legend_bottom)
margin_and_legend = Polygon([
margin_exterior_top_left, margin_exterior_top_right,
margin_exterior_bottom_right, margin_exterior_bottom_left,
margin_exterior_top_left
], [
list(
reversed([
legend_interior_top_left, legend_interior_top_right,
legend_interior_bottom_right, legend_interior_bottom_left,
legend_interior_top_left
]))
])
legend_exterior = Polygon([
legend_exterior_top_left, legend_exterior_top_right,
legend_exterior_bottom_right, legend_exterior_bottom_left,
legend_exterior_top_left
])
legend_interior = Polygon([
legend_exterior_top_left, legend_exterior_top_right,
legend_exterior_bottom_right, legend_exterior_bottom_left,
legend_exterior_top_left
], [
list(
reversed([
legend_interior_top_left, legend_interior_top_right,
legend_interior_bottom_right, legend_interior_bottom_left,
legend_interior_top_left
]))
])
ctx.set_line_width(0.05)
ctx.set_source_rgb(1, 1, 1)
CairoHelper.draw_polygon(ctx, margin_and_legend)
ctx.fill()
# ctx.set_line_width(self.exterior_stroke_width)
ctx.set_source_rgb(0, 0, 0)
CairoHelper.draw_polygon(ctx, legend_exterior)
ctx.stroke()
# ctx.set_line_width(self.interior_stroke_width)
CairoHelper.draw_polygon(ctx, legend_interior)
ctx.stroke()
