def hide_old_moon():
canvas.save_gstate()
canvas.set_fill_color(0, 0, 0) # paint it as black as outer space
rad = moonrad * inz.radscale
diam = 2.0 * rad
canvas.fill_ellipse(oldmx - rad, oldmy - rad, diam, diam)
canvas.restore_gstate()
def privateGstate():
"""Save the canvas.gstate and then restore it when leaving the 'with' clause."""
canvas.save_gstate()
try:
yield None
finally:
canvas.restore_gstate()
def show_earth(er, eg, eb):
canvas.save_gstate()
canvas.set_fill_color(er, eg, eb)
rad = earthrad * inz.radscale
diam = 2.0 * rad
canvas.fill_ellipse(earthx - rad, earthy - rad, diam, diam)
canvas.restore_gstate()
def show_moon(mr, mg, mb):
canvas.save_gstate()
canvas.set_fill_color(mr, mg, mb)
rad = moonrad * inz.radscale
diam = 2.0 * rad
canvas.fill_ellipse(moonx - rad, moony - rad, diam, diam)
canvas.restore_gstate()
def drawHand(width, length, angle): rads = radians(angle) endX = int(cos(angle) * length) + centerX endY = int(sin(angle) * length) + centerY canvas.save_gstate() canvas.set_stroke_color(0.0, 0.0, 0.0, 0.6) canvas.set_line_width(width) canvas.draw_line(centerX, centerY, endX, endY) canvas.restore_gstate()
def flippedDisplay():
"""Flip the display so that the origin is the topLeft instead of the bottomLeft.
Restore the origin to bottomLeft when leaving the 'with' clause."""
canvas.save_gstate()
canvas.scale(1, -1)
canvas.translate(0, -screenHeight)
try:
yield None
finally:
canvas.restore_gstate()
def drawMinorTickmarks(): for i in range(60): canvas.save_gstate() canvas.translate(centerX, centerY) canvas.rotate(-2 * pi / 60.0 * i) canvas.set_fill_color(0.4, 0.4, 0.4, 0.6) width = 1 height = 5 canvas.set_line_width(1) canvas.draw_rect(-width/2, clockWidth * 0.505, width, height) canvas.restore_gstate()
def drawMajorTickmarks2(): for i in range(12): canvas.save_gstate() canvas.set_fill_color(0.3, 0.3, 0.3, 0.6) width = height = 5 angle = -2 * pi / 12.0 * (i - 3) length = clockWidth * 0.52 rads = radians(angle) x = int(cos(angle) * length) + centerX y = int(sin(angle) * length) + centerY canvas.draw_rect(x - width/2, y - height/2, width, height) canvas.restore_gstate()
def drawNumbers2(): for i in range(12): canvas.save_gstate() canvas.translate(centerX, centerY) canvas.rotate(-2 * pi / 12.0 * i) canvas.set_fill_color(0.3, 0.3, 0.3, 0.6) fontSize = 30 fontName = 'Helvetica-Bold' number = str(12 if i == 0 else i) width, height = canvas.get_text_size(number, fontName, fontSize) canvas.draw_text(number, -width/2, 115, fontName, fontSize) canvas.restore_gstate()
def drawNumbers(): for i in range(12): canvas.save_gstate() canvas.set_fill_color(0.3, 0.3, 0.3, 0.6) fontSize = 30 fontName = 'Helvetica-Bold' number = str(12 if i == 0 else i) width, height = canvas.get_text_size(number, fontName, fontSize) hour = i angle = -2 * pi / 12.0 * (hour - 3) length = clockWidth * 0.43 rads = radians(angle) x = int(cos(angle) * length) + centerX y = int(sin(angle) * length) + centerY canvas.draw_text(number, x - width/2, y - height/2, fontName, fontSize) canvas.restore_gstate()
canvas.set_fill_color(0, 0.7, 0)
for i in range(40, 460, 20):
x = i + 5
y = originY - 5
canvas.fill_rect(x, y, 10, 10)
for i in range(40, 460, 20):
x = originX - 5
y = i + 5
canvas.fill_rect(x, y, 10, 10)
canvas.set_fill_color(0.5, 0, 0, 0.5)
for i in range(12):
canvas.save_gstate()
canvas.set_fill_color(0.4, 0.4, 0.8, 0.4)
canvas.translate(250, 250)
canvas.rotate(-2 * pi / 12.0 * i)
canvas.fill_rect(0, 0, 120, 120)
canvas.restore_gstate()
canvas.begin_updates()
for i in range(12):
canvas.save_gstate()
canvas.translate(250, 250)
canvas.rotate(-2 * pi / 12.0 * i)
for j in range(0, 80):
randomIntX = random.randrange(0, 160)
randomIntY = random.randrange(0, 160)
randomColor = random.random()