def cb(self, obj, event):
# check event
if event == lv.EVENT.DELETE:
self.task.cancel()
elif event == lv.EVENT.PRESSED:
# get coords
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
self._press_start = point
elif event == lv.EVENT.RELEASED:
if len(self._text) <= self.MIN_SIZE or len(
self._text) > self.MAX_SIZE:
self.toggle_fullscreen()
return
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
# if swipe
if (abs(self._press_start.x - point.x) +
abs(self._press_start.y - point.y) > 100):
self.toggle_fullscreen()
return
if self.idx is None:
self.idx = 0
self.set_frame()
else:
self.idx = None
self._set_text(self._text)
self.updata_note()
def feed_touch():
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
# now we can take bytes([point.x % 256, point.y % 256])
# and feed it into hash digest
t = time.ticks_cpu()
random_data = t.to_bytes(4,'big') + bytes([point.x % 256, point.y % 256])
rng.feed(random_data)
def feed_touch():
"""
Gets a point from the touchscreen
and feeds it to random number pool
"""
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
# now we can take bytes([point.x % 256, point.y % 256])
# and feed it into hash digest
t = time.ticks_cpu()
random_data = t.to_bytes(4, 'big') + bytes([point.x % 256, point.y % 256])
rng.feed(random_data)
def on_word_click(self, obj, evt):
if evt != lv.EVENT.RELEASED:
return
# get coordinates
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
# get offsets
dx = point.x - obj.get_x()
dy = point.y - obj.get_y()
# get index
idx = 12*int(dx > obj.get_width()//2) + int(12*dy/obj.get_height())
self.change_word(idx)
def cb(self, obj, event):
if event == lv.EVENT.PRESSING:
feed_touch()
c = obj.get_active_btn_text()
if c is not None and len(c)<=2:
self.hint.set_hidden(False)
self.hint_lbl.set_text(c)
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
self.hint.set_pos(point.x-25, point.y-130)
elif event == lv.EVENT.RELEASED:
self.hint.set_hidden(True)
if self.callback is not None:
self.callback(obj, event)
def cb(obj, event):
if event == lv.EVENT.PRESSING:
c = obj.get_active_btn_text()
if c is None:
return
if len(c)>2:
key_hint.set_hidden(True)
return
key_hint.set_hidden(False)
key_lbl.set_text(c)
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
key_hint.set_pos(point.x-25, point.y-130)
elif event == lv.EVENT.RELEASED:
key_hint.set_hidden(True)
c = obj.get_active_btn_text()
if c is None:
return
if c[0] == lv.SYMBOL.LEFT:
ta.del_char()
elif c == lv.SYMBOL.UP or c == lv.SYMBOL.DOWN:
for i,ch in enumerate(CHARSET):
if ch.isalpha():
if c == lv.SYMBOL.UP:
CHARSET[i] = CHARSET[i].upper()
else:
CHARSET[i] = CHARSET[i].lower()
elif ch == lv.SYMBOL.UP:
CHARSET[i] = lv.SYMBOL.DOWN
elif ch == lv.SYMBOL.DOWN:
CHARSET[i] = lv.SYMBOL.UP
btnm.set_map(CHARSET)
elif c == "#@":
btnm.set_map(CHARSET_EXTRA)
elif c == "aA":
btnm.set_map(CHARSET)
elif c[0] == lv.SYMBOL.CLOSE:
ta.set_text("")
elif c[0] == lv.SYMBOL.OK:
cb_continue(ta.get_text())
ta.set_text("")
else:
ta.add_text(c)
def check(self):
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
self.circ_area.set_pos(point.x - CIRCLE_SIZE // 2,
point.y - CIRCLE_SIZE // 2)
def cb(obj, event):
global words
if event == lv.EVENT.PRESSING:
c = obj.get_active_btn_text()
if c is None:
return
if len(c)>1:
key_hint.set_hidden(True)
return
key_hint.set_hidden(False)
key_lbl.set_text(c)
point = lv.point_t()
indev = lv.indev_get_act()
lv.indev_get_point(indev, point)
key_hint.set_pos(point.x-25, point.y-130)
elif event == lv.EVENT.RELEASED:
key_hint.set_hidden(True)
c = obj.get_active_btn_text()
if c is None:
return
num = obj.get_active_btn()
# if inactive button is clicked - return
if obj.get_btn_ctrl(num,lv.btnm.CTRL.INACTIVE):
return
if c == lv.SYMBOL.LEFT+" Back":
cb_back()
elif c == lv.SYMBOL.LEFT:
if len(words[-1]) > 0:
words[-1] = words[-1][:-1]
elif len(words) > 0:
words = words[:-1]
table_set_mnemonic(table, " ".join(words))
elif c == "Next word":
if words_lookup is not None and len(words[-1])>=2:
candidates = words_lookup(words[-1])
if len(candidates) == 1:
words[-1] = candidates[0]
words.append("")
table_set_mnemonic(table, " ".join(words))
elif c == lv.SYMBOL.OK+" Done":
pass
else:
if len(words) == 0:
words.append("")
words[-1] = words[-1]+c.lower()
table_set_mnemonic(table, " ".join(words))
mnemonic = None
if words_lookup is not None:
btnm.set_btn_ctrl(28, lv.btnm.CTRL.INACTIVE)
if len(words) > 0 and len(words[-1])>=2:
candidates = words_lookup(words[-1])
if len(candidates) == 1 or words[-1] in candidates:
btnm.clear_btn_ctrl(28, lv.btnm.CTRL.INACTIVE)
mnemonic = " ".join(words[:-1])
if len(candidates) == 1:
mnemonic += " "+candidates[0]
else:
mnemonic += " "+words[-1]
else:
mnemonic = " ".join(words)
else:
mnemonic = " ".join(words)
if mnemonic is None:
return
mnemonic = mnemonic.strip()
if check_mnemonic is not None and mnemonic is not None:
if check_mnemonic(mnemonic):
btnm.clear_btn_ctrl(29, lv.btnm.CTRL.INACTIVE)
else:
btnm.set_btn_ctrl(29, lv.btnm.CTRL.INACTIVE)
# if user was able to click this button then mnemonic is correct
if c == lv.SYMBOL.OK+" Done":
cb_continue(mnemonic)
lv.scr_load(scr)
# create objects
def on_button(obj, event):
print('on_button event')
if event == lv.EVENT.CLICKED:
print('button clicked!')
btn = lv.btn(lv.scr_act())
#btn.align(lv.scr_act(), lv.ALIGN.CENTER, 0, 0)
btn.set_pos(50, 50)
label = lv.label(btn)
label.set_text("Button")
btn.set_event_cb(on_button)
bar1 = lv.bar(lv.scr_act())
bar1.set_size(200, 30)
bar1.align(None, lv.ALIGN.CENTER, 0, 100)
bar1.set_anim_time(1000)
bar1.set_value(100, lv.ANIM.ON)
print('starting loop')
while True:
if DEBUG:
p = lv.point_t()
lv.indev_get_point(lv.indev_get_next(lv.indev_t.cast(None)), p)
print("x=%d, y=%d" % (p.x, p.y))
pass
