def init_gui_SDL(self):
import SDL
SDL.init()
# Register SDL display driver.
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(480 * 10)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = SDL.monitor_flush
disp_drv.hor_res = 480
disp_drv.ver_res = 320
lv.disp_drv_register(disp_drv)
# Regsiter SDL mouse driver
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = SDL.mouse_read
lv.indev_drv_register(indev_drv)
def init_gui_esp32(self):
import lvesp32
import ILI9341 as ili
# Initialize ILI9341 display
disp = ili.display(miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, backlight=2)
disp.init()
# Register display driver
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.disp_flush = disp.flush
disp_drv.disp_fill = disp.fill
lv.disp_drv_register(disp_drv)
# Register raw resistive touch driver
import rtch
touch = rtch.touch(xp = 32, yp = 33, xm = 25, ym = 26, touch_rail = 27, touch_sense = 33)
touch.init()
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER;
indev_drv.read = touch.read;
lv.indev_drv_register(indev_drv);
def init_gui_esp32(self):
import lvesp32
import ILI9341 as ili
# Initialize ILI9341 display
disp = ili.display(miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, backlight=2)
disp.init()
# Register display driver
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(480*10)
lv.disp_buf_init(disp_buf1,buf1_1, None, len(buf1_1)//4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = disp.flush
disp_drv.hor_res = 240
disp_drv.ver_res = 320
lv.disp_drv_register(disp_drv)
# Register raw resistive touch driver
import rtch
touch = rtch.touch(xp = 32, yp = 33, xm = 25, ym = 26, touch_rail = 27, touch_sense = 33)
touch.init()
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER;
indev_drv.read_cb = touch.read;
lv.indev_drv_register(indev_drv);
def init_gui_stm32(self):
import rk043fn48h as lcd
import lvstm32
hres = 480
vres = 272
# Register display driver
tick = lvstm32.lvstm32()
lcd.init(w=hres, h=vres)
disp_buf1 = lv.disp_buf_t()
buf1_1 = lcd.framebuffer(1)
buf1_2 = lcd.framebuffer(2)
lv.disp_buf_init(disp_buf1, buf1_1, buf1_2, len(buf1_1) // lv.color_t.SIZE)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = lcd.flush
disp_drv.gpu_blend_cb = lcd.gpu_blend
disp_drv.gpu_fill_cb = lcd.gpu_fill
disp_drv.hor_res = hres
disp_drv.ver_res = vres
lv.disp_drv_register(disp_drv)
# Register touch sensor
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = lcd.ts_read
lv.indev_drv_register(indev_drv)
def init_disp_drv(self, flush, hor_res, ver_res, buf_size = 0):
disp_buf1 = lv.disp_buf_t()
if not buf_size: buf_size = (hor_res*ver_res)//4
buf1_1 = bytearray(buf_size)
lv.disp_buf_init(disp_buf1,buf1_1, None, len(buf1_1)//4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = flush
disp_drv.hor_res = hor_res
disp_drv.ver_res = ver_res
lv.disp_drv_register(disp_drv)
def __init__(self,
miso=5,
mosi=18,
clk=19,
cs=13,
dc=12,
rst=4,
backlight=2,
spihost=esp.enum.HSPI_HOST,
mhz=40,
factor=5):
# Make sure Micropython was built such that color won't require processing before DMA
if lv.color_t.SIZE != 2:
raise RuntimeError(
'ili9341 micropython driver requires defining LV_COLOR_DEPTH=16'
)
if not hasattr(lv.color_t().ch, 'green_l'):
raise RuntimeError(
'ili9341 micropython driver requires defining LV_COLOR_16_SWAP=1'
)
# Initializations
self.miso = miso
self.mosi = mosi
self.clk = clk
self.cs = cs
self.dc = dc
self.rst = rst
self.backlight = backlight
self.spihost = spihost
self.mhz = mhz
self.init()
# Register display driver
buf_size = (self.width * self.height * lv.color_t.SIZE) // factor
lv.disp_buf_init(self.disp_buf, bytearray(buf_size),
bytearray(buf_size), buf_size // lv.color_t.SIZE)
lv.disp_drv_init(self.disp_drv)
self.disp_drv.buffer = self.disp_buf
self.disp_drv.flush_cb = self.flush
self.disp_drv.monitor_cb = self.monitor
self.disp_drv.hor_res = self.width
self.disp_drv.ver_res = self.height
lv.disp_drv_register(self.disp_drv)
def init_gui(self):
import lvgl as lv
import lvgl_helper as lv_h
import lcd
import time
from machine import I2C
config_touchscreen_support = True
board_m1n = False
i2c = I2C(I2C.I2C0, freq=400000, scl=30, sda=31)
if not board_m1n:
lcd.init()
else:
lcd.init(type=2, freq=20000000)
if config_touchscreen_support:
import touchscreen as ts
ts.init(i2c)
lv.init()
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(320 * 10)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = lv_h.flush
if board_m1n:
disp_drv.hor_res = 240
disp_drv.ver_res = 240
else:
disp_drv.hor_res = 320
disp_drv.ver_res = 240
lv.disp_drv_register(disp_drv)
if config_touchscreen_support:
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = lv_h.read
lv.indev_drv_register(indev_drv)
# lv.log_register_print_cb(lv_h.log)
lv.log_register_print_cb(lambda level, path, line, msg: print(
'%s(%d): %s' % (path, line, msg)))
# Create the main screen and load it.
self.screen_main = Screen_Main(self)
lv.scr_load(self.screen_main)
def __init__(self, miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, backlight=2, spihost=esp.enum.HSPI_HOST, mhz=40, factor=4, hybrid=True):
# Make sure Micropython was built such that color won't require processing before DMA
if lv.color_t.SIZE != 2:
raise RuntimeError('ili9341 micropython driver requires defining LV_COLOR_DEPTH=16')
if not hasattr(lv.color_t().ch, 'green_l'):
raise RuntimeError('ili9341 micropython driver requires defining LV_COLOR_16_SWAP=1')
# Initializations
self.miso = miso
self.mosi = mosi
self.clk = clk
self.cs = cs
self.dc = dc
self.rst = rst
self.backlight = backlight
self.spihost = spihost
self.mhz = mhz
self.factor = factor
self.hybrid = hybrid
self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor
self.init()
# Register display driver
self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA)
self.buf2 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA)
if self.buf1 and self.buf2:
print("Double buffer")
elif self.buf1:
print("Single buffer")
else:
raise RuntimeError("Not enough DMA-able memory to allocate display buffer")
lv.disp_buf_init(self.disp_buf, self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE)
lv.disp_drv_init(self.disp_drv)
self.disp_drv.user_data = {'dc': self.dc, 'spi': self.spi}
self.disp_drv.buffer = self.disp_buf
self.disp_drv.flush_cb = esp.ili9341_flush if self.hybrid and hasattr(esp, 'ili9341_flush') else self.flush
self.disp_drv.monitor_cb = self.monitor
self.disp_drv.hor_res = self.width
self.disp_drv.ver_res = self.height
lv.disp_drv_register(self.disp_drv)
async def run_display(self):
# Initialize the ILI9341 driver
# spihost: 1=HSPI 2=VSPI
# Workaround note: need to initialize the SPI bus before initializing LittlevGL
# SPI bus init was taken out of LittlevGL for streetsense design...should fix this. TODO
# SPI bus initialization is done when the SD Card is initialized
# (must be called before display initialization)
disp = ili.display(spihost=1, miso=19, mosi=23, clk=18, cs=22, dc=21, mhz=25, share=ili.SHARED)
disp.init()
self.backlight_ctrl.value(0) # note: init() turns on backlight
# Register display driver to LittlevGL
# ... Start boilerplate magic
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(320*10)
lv.disp_buf_init(disp_buf1,buf1_1, None, len(buf1_1)//4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = disp.flush
disp_drv.hor_res = 320
disp_drv.ver_res = 240
disp_drv.rotated = 0
lv.disp_drv_register(disp_drv)
# ... End boilerplate magic
await self.show_welcome_screens()
# continually refresh the active screen
# detect screen change coming from a button press
# detect screen timeout
while True:
if (self.next_screen != self.active_screen):
self.active_screen = self.next_screen
self.screen_timeout = False
if modes[operating_mode].display == 'timeout':
self.timeout_timer.init(period=Display.SCREEN_TIMEOUT_IN_S * 1000,
mode=Timer.ONE_SHOT,
callback=self.screen_timeout_callback)
elif (self.screen_timeout == True):
self.next_screen = len(self.screens) - 1
# display the active screen
await self.screens[self.active_screen]()
await asyncio.sleep(Display.SCREEN_REFRESH_IN_S)
def __init__(self):
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(390 * 32)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = display.flush
disp_drv.hor_res = 390
disp_drv.ver_res = 390
lv.disp_drv_register(disp_drv)
touchscreen.init()
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = touchscreen.touchscreen_read
lv.indev_drv_register(indev_drv)
def init():
"""
GUI initialization function.
Should be called once in the very beginning.
"""
# init the gui library
lv.init()
# init the hardware library
SDL.init()
# Register SDL display driver
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(HOR_RES*10)
lv.disp_buf_init(disp_buf1,buf1_1, None, len(buf1_1)//4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = SDL.monitor_flush
disp_drv.hor_res = HOR_RES
disp_drv.ver_res = VER_RES
lv.disp_drv_register(disp_drv)
# Regsiter SDL mouse driver
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER;
indev_drv.read_cb = SDL.mouse_read;
lv.indev_drv_register(indev_drv);
# Set up material theme
# First argument (210) is a hue - theme color shift,
# Second - default font to use. Builtin: roboto_16, roboto_28
th = lv.theme_material_init(210, lv.font_roboto_22)
lv.theme_set_current(th)
# Create a screen and load it
# To access active screen use lv.scr_act()
scr = lv.obj()
lv.scr_load(scr)
# Initialize the styles
styles["title"] = lv.style_t()
# Title style - just a default style with larger font
lv.style_copy(styles["title"], lv.style_plain)
styles["title"].text.font = lv.font_roboto_28
def screen_init():
sda_pin = machine.Pin(23)
scl_pin = machine.Pin(32)
i2c = machine.I2C(id=1, scl=scl_pin, sda=sda_pin, speed=400000)
ts.init(i2c)
tft.init(tft.ST7789, width=240, invrot=3, rot=1, bgr=False, height=240, miso=2, mosi=19, clk=18, cs=5, dc=27,
speed=40000000, color_bits=tft.COLOR_BITS16, backl_pin=12, backl_on=1)
tft.clear(tft.RED)
time.sleep(1)
tft.clear(tft.GREEN)
time.sleep(1)
tft.clear(tft.BLUE)
time.sleep(1)
lv.init()
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytes(240 * 10)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = lv_h.flush
disp_drv.hor_res = 240
disp_drv.ver_res = 240
lv.disp_drv_register(disp_drv)
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = lv_h.read
lv.indev_drv_register(indev_drv)
scr = lv.obj()
btn = lv.btn(scr)
btn.align(lv.scr_act(), lv.ALIGN.CENTER, 0, 0)
label = lv.label(btn)
label.set_text("Button")
lv.scr_load(scr)
def init_gui_SDL(self):
import SDL
SDL.init()
# Register SDL display driver.
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.disp_flush = SDL.monitor_flush
disp_drv.disp_fill = SDL.monitor_fill
disp_drv.disp_map = SDL.monitor_map
lv.disp_drv_register(disp_drv)
# Regsiter SDL mouse driver
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER;
indev_drv.read = SDL.mouse_read;
lv.indev_drv_register(indev_drv);
def init(autoupdate=True):
import lvgl as lv
import SDL
HOR_RES = 480
VER_RES = 800
"""
GUI initialization function.
Should be called once in the very beginning.
"""
# init the gui library
lv.init()
# init the hardware library
SDL.init()
# Register SDL display driver
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(HOR_RES * 10)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = SDL.monitor_flush
disp_drv.hor_res = HOR_RES
disp_drv.ver_res = VER_RES
lv.disp_drv_register(disp_drv)
# Regsiter SDL mouse driver
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = SDL.mouse_read
lv.indev_drv_register(indev_drv)
scr = lv.obj()
lv.scr_load(scr)
if autoupdate:
import SDL
SDL.enable_autoupdate()
def _register_disp_drv(self):
# Init buffer
self._disp_buf = lv.disp_buf_t()
self._buf_1 = bytearray(DISP_BUF_SIZE)
self._buf_2 = bytearray(DISP_BUF_SIZE)
self._disp_drv = lv.disp_drv_t()
lv.disp_buf_init(self._disp_buf, self._buf_1, self._buf_2,
DISP_BUF_SIZE // 4)
# Register display driver
lv.disp_drv_init(self._disp_drv)
self._disp_drv.buffer = self._disp_buf
self._disp_drv.flush_cb = self._tft.flush
self._disp_drv.hor_res = 480
self._disp_drv.ver_res = 320
self._disp = lv.disp_drv_register(self._disp_drv)
return
def __init__(self,
miso=5,
mosi=18,
clk=19,
cs=13,
dc=12,
rst=4,
power=14,
backlight=15,
backlight_on=0,
power_on=0,
spihost=esp.HSPI_HOST,
mhz=40,
factor=4,
hybrid=True,
width=240,
height=320,
colormode=COLOR_MODE_BGR,
rot=PORTRAIT,
invert=False,
double_buffer=True):
# Make sure Micropython was built such that color won't require processing before DMA
if lv.color_t.SIZE != 2:
raise RuntimeError(
'ili9341 micropython driver requires defining LV_COLOR_DEPTH=16'
)
if colormode == COLOR_MODE_BGR and not hasattr(lv.color_t().ch,
'green_l'):
raise RuntimeError(
'ili9341 BGR color mode requires defining LV_COLOR_16_SWAP=1')
# Initializations
self.width = width
self.height = height
self.miso = miso
self.mosi = mosi
self.clk = clk
self.cs = cs
self.dc = dc
self.rst = rst
self.power = power
self.backlight = backlight
self.backlight_on = backlight_on
self.power_on = power_on
self.spihost = spihost
self.mhz = mhz
self.factor = factor
self.hybrid = hybrid
self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor
self.init_cmds = [
{
'cmd': 0xCF,
'data': bytes([0x00, 0x83, 0X30])
},
{
'cmd': 0xED,
'data': bytes([0x64, 0x03, 0X12, 0X81])
},
{
'cmd': 0xE8,
'data': bytes([0x85, 0x01, 0x79])
},
{
'cmd': 0xCB,
'data': bytes([0x39, 0x2C, 0x00, 0x34, 0x02])
},
{
'cmd': 0xF7,
'data': bytes([0x20])
},
{
'cmd': 0xEA,
'data': bytes([0x00, 0x00])
},
{
'cmd': 0xC0,
'data': bytes([0x26])
}, # Power control
{
'cmd': 0xC1,
'data': bytes([0x11])
}, # Power control
{
'cmd': 0xC5,
'data': bytes([0x35, 0x3E])
}, # VCOM control
{
'cmd': 0xC7,
'data': bytes([0xBE])
}, # VCOM control
{
'cmd': 0x36,
'data': bytes([rot | colormode])
}, # Memory Access Control
{
'cmd': 0x3A,
'data': bytes([0x55])
}, # Pixel Format Set
{
'cmd': 0xB1,
'data': bytes([0x00, 0x1B])
},
{
'cmd': 0xF2,
'data': bytes([0x08])
},
{
'cmd': 0x26,
'data': bytes([0x01])
},
{
'cmd':
0xE0,
'data':
bytes([
0x1F, 0x1A, 0x18, 0x0A, 0x0F, 0x06, 0x45, 0X87, 0x32, 0x0A,
0x07, 0x02, 0x07, 0x05, 0x00
])
},
{
'cmd':
0XE1,
'data':
bytes([
0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3A, 0x78, 0x4D, 0x05,
0x18, 0x0D, 0x38, 0x3A, 0x1F
])
},
{
'cmd': 0x2A,
'data': bytes([0x00, 0x00, 0x00, 0xEF])
},
{
'cmd': 0x2B,
'data': bytes([0x00, 0x00, 0x01, 0x3f])
},
{
'cmd': 0x2C,
'data': bytes([0])
},
{
'cmd': 0xB7,
'data': bytes([0x07])
},
{
'cmd': 0xB6,
'data': bytes([0x0A, 0x82, 0x27, 0x00])
},
{
'cmd': 0x11,
'data': bytes([0]),
'delay': 100
},
{
'cmd': 0x29,
'data': bytes([0]),
'delay': 100
}
]
if invert:
self.init_cmds.append({'cmd': 0x21})
self.init()
# Register display driver
self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA)
self.buf2 = esp.heap_caps_malloc(
self.buf_size, esp.MALLOC_CAP.DMA) if double_buffer else None
if self.buf1 and self.buf2:
print("Double buffer")
elif self.buf1:
print("Single buffer")
else:
raise RuntimeError(
"Not enough DMA-able memory to allocate display buffer")
self.disp_buf = lv.disp_buf_t()
self.disp_drv = lv.disp_drv_t()
lv.disp_buf_init(self.disp_buf, self.buf1, self.buf2,
self.buf_size // lv.color_t.SIZE)
lv.disp_drv_init(self.disp_drv)
self.disp_drv.user_data = {'dc': self.dc, 'spi': self.spi}
self.disp_drv.buffer = self.disp_buf
self.disp_drv.flush_cb = esp.ili9341_flush if self.hybrid and hasattr(
esp, 'ili9341_flush') else self.flush
self.disp_drv.monitor_cb = self.monitor
self.disp_drv.hor_res = self.width
self.disp_drv.ver_res = self.height
lv.disp_drv_register(self.disp_drv)
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(320*10)
lv.disp_buf_init(disp_buf1,buf1_1, None, len(buf1_1)//4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = lv_h.flush
if board_m1n:
disp_drv.hor_res = 240
disp_drv.ver_res = 240
else:
disp_drv.hor_res = 480
disp_drv.ver_res = 320
lv.disp_drv_register(disp_drv)
if config_touchscreen_support:
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = read_cb
lv.indev_drv_register(indev_drv)
lv.log_register_print_cb(lambda level,path,line,msg: print('%s(%d): %s' % (path, line, msg)))
def event_handler(obj, event):
global btn, box, bg
if event == lv.EVENT.CLICKED:
if obj == btn:
import TouchADC as TP
lv.init()
tp = TP.touch()
tp.init()
disp = ili.display()
disp.init()
disp_buf1 = lv.disp_buf_t()
buf1_1 = bytearray(320 * 10)
lv.disp_buf_init(disp_buf1, buf1_1, None, len(buf1_1) // 4)
disp_drv = lv.disp_drv_t()
lv.disp_drv_init(disp_drv)
disp_drv.buffer = disp_buf1
disp_drv.flush_cb = disp.flush
lv_disp = lv.disp_drv_register(disp_drv)
indev_drv = lv.indev_drv_t()
lv.indev_drv_init(indev_drv)
indev_drv.type = lv.INDEV_TYPE.POINTER
indev_drv.read_cb = tp.read
lv.indev_drv_register(indev_drv)
class DemoPage():
def __init__(self):
self.PrevPage = lv.disp_get_scr_act(lv_disp)
self.CurPage = lv.obj()
self.CurPage.set_size(320, 240)
lv.disp_load_scr(self.CurPage)
self.BtnValue = 1000