def roundrectDemo(sec=5, dofill=False):
tx = "ROUND RECT"
if dofill:
tx = "FILLED " + tx
header(tx, True)
n = time.time() + sec
while time.time() < n:
x = machine.random(2, maxx - 18)
y = machine.random(miny, maxy - 18)
w = machine.random(12, maxx - x)
h = machine.random(12, maxy - y)
if w > h:
r = machine.random(2, h // 2)
else:
r = machine.random(2, w // 2)
color = machine.random(0xFFFFFF)
if dofill:
fill = machine.random(0xFFFFFF)
lcd.roundrect(x, y, w, h, r, color, fill)
else:
lcd.roundrect(x, y, w, h, r, color)
if buttonA.wasPressed():
break
lcd.resetwin()
def ellipseDemo(sec=5, dofill=False):
tx = "ELLIPSE"
if dofill:
tx = "FILLED " + tx
header(tx, True)
n = time.time() + sec
while time.time() < n:
x = machine.random(4, maxx - 2)
y = machine.random(miny + 2, maxy - 2)
if x < y:
rx = machine.random(2, x)
else:
rx = machine.random(2, y)
if x < y:
ry = machine.random(2, x)
else:
ry = machine.random(2, y)
color = machine.random(0xFFFFFF)
if dofill:
fill = machine.random(0xFFFFFF)
lcd.ellipse(x, y, rx, ry, 15, color, fill)
else:
lcd.ellipse(x, y, rx, ry, 15, color)
if buttonA.wasPressed():
break
lcd.resetwin()
def fontDemo(sec=5, rot=False):
tx = "FONTS"
if rot:
tx = "ROTATED " + tx
header(tx, True)
tx = "ESP32-MicrpPython"
n = time.time() + sec
while time.time() < n:
frot = 0
if rot:
frot = math.floor(machine.random(359) / 5) * 5
for font in fontnames:
if (not rot) or (font != lcd.FONT_7seg):
x = machine.random(maxx - 8)
if font != lcd.FONT_7seg:
lcd.font(font, rotate=frot)
_, fsz = lcd.fontSize()
y = machine.random(miny, maxy - fsz)
lcd.text(x, y, tx, machine.random(0xFFFFFF))
else:
l = machine.random(6, 12)
w = machine.random(1, l // 3)
lcd.font(font, rotate=frot, dist=l, width=w)
_, fsz = lcd.fontSize()
y = machine.random(miny, maxy - fsz)
lcd.text(x, y, "-12.45/", machine.random(0xFFFFFF))
if buttonA.wasPressed():
break
lcd.resetwin()
def lineDemo(sec=5):
header("LINE DEMO", True)
n = time.time() + sec
while time.time() < n:
x1 = machine.random(maxx - 4)
y1 = machine.random(miny, maxy - 4)
x2 = machine.random(maxx - 1)
y2 = machine.random(miny, maxy - 1)
color = machine.random(0xFFFFFF)
lcd.line(x1, y1, x2, y2, color)
if btnA.wasPressed():
speaker.tone(346, 120, 1)
break
lcd.resetwin()
def circleDemo(sec=5, dofill=False):
tx = "CIRCLE"
if dofill:
tx = "FILLED " + tx
header(tx, True)
n = time.time() + sec
while time.time() < n:
color = machine.random(0xFFFFFF)
fill = machine.random(0xFFFFFF)
x = machine.random(4, maxx - 2)
y = machine.random(miny + 2, maxy - 2)
if x < y:
r = machine.random(2, x)
else:
r = machine.random(2, y)
if dofill:
lcd.circle(x, y, r, color, fill)
else:
lcd.circle(x, y, r, color)
if btnA.wasPressed():
speaker.tone(346, 120, 1)
break
lcd.resetwin()
def rectDemo(sec=5, dofill=False):
tx = "RECTANGLE"
if dofill:
tx = "FILLED " + tx
header(tx, True)
n = time.time() + sec
while time.time() < n:
x = machine.random(4, maxx - 2)
y = machine.random(miny, maxy - 2)
w = machine.random(2, maxx - x)
h = machine.random(2, maxy - y)
color = machine.random(0xFFFFFF)
if dofill:
fill = machine.random(0xFFFFFF)
lcd.rect(x, y, w, h, color, fill)
else:
lcd.rect(x, y, w, h, color)
if buttonA.wasPressed():
break
lcd.resetwin()
