def draw_crosses(offset_x, offset_y, width, height):
for row in range(0, 2):
for col in range(0, 2):
cx = offset_x + width / 6 + (col + 0.5) * width / 3
cy = offset_y + height / 6 + (row + 0.5) * height / 3
canvas.draw_line(cx - 10, cy, cx + 10, cy)
canvas.draw_line(cx, cy - 10, cx, cy + 10)
def draw(self, canvas):
paint = canvas.paint
paint.color = "ff0000"
canvas.draw_line(self.offset_x + self.width / 2, self.offset_y,
self.offset_x + self.width / 2,
self.offset_y + self.height)
canvas.draw_line(self.offset_x, self.offset_y + self.height / 2,
self.offset_x + self.width,
self.offset_y + self.height / 2)
def draw(self, canvas):
paint = canvas.paint
paint.color = "ff00ff"
paint.stroke_width = 5
# print(paint.__dir__())
now = time.time()
pos = Point2d(self.radius, 0)
pos.rot(self.angle)
ctrl.mouse_move(pos.x, pos.y)
canvas.draw_line(self.center_x, self.center_y, pos.x, pos.y)
self.last_draw = now
def draw_grid(offset_x, offset_y, width, height):
canvas.draw_line(
offset_x + width // 3,
offset_y,
offset_x + width // 3,
offset_y + height,
)
canvas.draw_line(
offset_x + 2 * width // 3,
offset_y,
offset_x + 2 * width // 3,
offset_y + height,
)
canvas.draw_line(
offset_x,
offset_y + height // 3,
offset_x + width,
offset_y + height // 3,
)
canvas.draw_line(
offset_x,
offset_y + 2 * height // 3,
offset_x + width,
offset_y + 2 * height // 3,
)
def draw_grid(offset_x, offset_y, width, height):
one_third_along = offset_x + width // 3
canvas.draw_line(one_third_along, offset_y, one_third_along,
offset_y + height)
two_thirds_along = offset_x + 2 * width // 3
canvas.draw_line(two_thirds_along, offset_y, two_thirds_along,
offset_y + height)
one_third_down = offset_y + height // 3
canvas.draw_line(offset_x, one_third_down, offset_x + width,
one_third_down)
two_thirds_down = offset_y + 2 * height // 3
canvas.draw_line(offset_x, two_thirds_down, offset_x + width,
two_thirds_down)
def draw_canvas(self, canvas):
paint = canvas.paint
paint.color = 'fff'
rect = canvas.rect
SMALL_DIST = 5
SMALL_LENGTH = 10
LARGE_DIST = 25
LARGE_LENGTH = 30
irange = lambda start, stop, step: range(int(start), int(stop),
int(step))
paint.antialias = False
for off, color in ((0, 'ffffffff'), (1, '000000ff')):
paint.color = color
# draw axis lines
cx, cy = rect.center
cxo = cx + off
cyo = cy + off
# draw ticks
for tick_dist, tick_length in ((SMALL_DIST, SMALL_LENGTH),
(LARGE_DIST, LARGE_LENGTH)):
half = tick_length // 2
# ticks to the left
for x in irange(rect.left + off, cx - tick_dist + 1,
tick_dist):
canvas.draw_line(x, cy - half, x, cy + half)
# ticks to the right
for x in irange(cxo + tick_dist - 1, rect.right + 1,
tick_dist):
canvas.draw_line(x, cy - half, x, cy + half)
# ticks above
for y in irange(rect.top + off + 1, cy - tick_dist + 1,
tick_dist):
canvas.draw_line(cx - half, y, cx + half, y)
# ticks below
for y in irange(cyo + tick_dist, rect.bot + 1, tick_dist):
canvas.draw_line(cx - half, y, cx + half, y)
def draw_crosses():
for row in range(1, self.rows):
for col in range(1, self.columns):
cx = self.field_size * col
cy = self.field_size * row
canvas.save()
canvas.translate(0.5, 0.5)
canvas.draw_line(cx - crosswidth + 0.5, cy,
cx + crosswidth - 0.5, cy)
canvas.draw_line(cx, cy + 0.5, cx, cy + crosswidth - 0.5)
canvas.draw_line(cx, cy - crosswidth + 0.5, cx, cy - 0.5)
canvas.restore()
def draw(self, canvas):
paint = canvas.paint
paint.color = "ff0000"
canvas.draw_line(self.offset_x + self.width // 3, self.offset_y,
self.offset_x + self.width // 3,
self.offset_y + self.height)
canvas.draw_line(self.offset_x + 2 * self.width // 3, self.offset_y,
self.offset_x + 2 * self.width // 3,
self.offset_y + self.height)
canvas.draw_line(self.offset_x, self.offset_y + self.height // 3,
self.offset_x + self.width,
self.offset_y + self.height // 3)
canvas.draw_line(self.offset_x, self.offset_y + 2 * self.height // 3,
self.offset_x + self.width,
self.offset_y + 2 * self.height // 3)
for row in range(3):
for col in range(3):
canvas.draw_text(
f"{row*3+col+1}",
self.offset_x + self.width / 6 + col * self.width / 3,
self.offset_y + self.height / 6 + row * self.height / 3)
def draw(self, canvas):
paint = canvas.paint
paint.color = "ff00ff"
paint.stroke_width = 5
# print(paint.__dir__())
now = time.time()
elapsed = now - self.last_draw
hiss_dt = now - self.hiss_start
c = cos(self.angle)
s = sin(self.angle)
delta = Point2d(self.speed * c, self.speed * s)
# print(delta)
delta = delta.apply(self.accel, hiss_dt / 100)
# print(delta)
self.offset_x += delta.x
if self.offset_x < 0:
self.offset_x = 0
elif self.offset_x > self.main_screen.width:
self.offset_x = self.main_screen.width
self.offset_y += delta.y
if self.offset_y < 0:
self.offset_y = 0
elif self.offset_y > self.main_screen.height:
self.offset_y = self.main_screen.height
ctrl.mouse_move(self.offset_x, self.offset_y)
line1 = self.rotate(c, s, 0, 0, -2 * SIZE, SIZE)
line2 = self.rotate(c, s, 0, 0, -2 * SIZE, -SIZE)
line3 = (line1[2], line1[3], line2[2], line2[3])
canvas.draw_line(self.offset_x + line1[0], self.offset_y + line1[1],
self.offset_x + line1[2], self.offset_y + line1[3])
canvas.draw_line(self.offset_x + line2[0], self.offset_y + line2[1],
self.offset_x + line2[2], self.offset_y + line2[3])
canvas.draw_line(self.offset_x + line3[0], self.offset_y + line3[1],
self.offset_x + line3[2], self.offset_y + line3[3])
self.last_draw = now
def draw_setup_mode(self, canvas) -> skia.Paint:
"""Implements drawing the dimension lines when resizing elements"""
paint = canvas.paint
if self.setup_type in ["dimension", "limit", "position"]:
# Colours blue and red chosen for contrast and decreased possibility of colour blindness making it difficult
# To make out the width and the limit lines
paint.color = '0000AA'
resize_margin = 2
leftmost = self.x + resize_margin
rightmost = self.x + self.width - resize_margin
topmost = self.y + resize_margin
bottommost = self.y + self.height - resize_margin
canvas.draw_line(leftmost, topmost, rightmost, topmost)
canvas.draw_line(rightmost, topmost, rightmost, bottommost)
canvas.draw_line(rightmost, bottommost, leftmost, bottommost)
canvas.draw_line(leftmost, bottommost, leftmost, topmost)
paint.color = 'FF0000'
resize_margin = 0
leftmost = self.limit_x + resize_margin
rightmost = self.limit_x + self.limit_width - resize_margin
topmost = self.limit_y + resize_margin
bottommost = self.limit_y + self.limit_height - resize_margin
canvas.draw_line(leftmost, topmost, rightmost, topmost)
canvas.draw_line(rightmost, topmost, rightmost, bottommost)
canvas.draw_line(rightmost, bottommost, leftmost, bottommost)
canvas.draw_line(leftmost, bottommost, leftmost, topmost)
return paint
