ktft.py

"""
Quick Status on TFT
Author:	Kamilion (https://github.com/kamilion)
Date:	03/04/2018

"""

import machine, display, time, _thread, math, network


tft = display.TFT()

sta_if = network.WLAN(network.STA_IF)

config_text = "No Data"

if sta_if.isconnected():
    ip = sta_if.ifconfig()
    config_text = "IP: {}".format(ip[0])

# --- Select correct configuration ---

#tft.init(tft.ILI9341, width=240, height=320, miso=25, clk=26, mosi=27, dc=14, cs=13, rst_pin=12)
tft.init(tft.ILI9341, width=240, height=320, miso=34, clk=32, mosi=33, dc=25, cs=27, rst_pin=26, backl_pin=23, backl_on=1)

maxx = 320
maxy = 240
miny = 12
touch = False

# fonts used in this demo
fontnames = (
    tft.FONT_Default,
    tft.FONT_Ubuntu,
    tft.FONT_Comic,
    tft.FONT_Tooney,
    tft.FONT_Minya
)


# Check if the display is touched
#-------------
def touched():
    if not touch:
        return False
    else:
        tch,_,_ = tft.gettouch()
        if tch <= 0:
            return False
        else:
            return True

# print display header
#----------------------
def header(tx, setclip):
    # adjust screen dimensions (depends on used display and orientation)
    global maxx, maxy, miny

    maxx, maxy = tft.screensize()
    tft.clear()
    if maxx < 240:
        tft.font(tft.FONT_Small, rotate=0)
    else:
        tft.font(tft.FONT_Default, rotate=0)
    _,miny = tft.fontSize()
    miny += 5
    tft.rect(0, 0, maxx-1, miny-1, tft.OLIVE, tft.DARKGREY)
    tft.text(tft.CENTER, 2, tx, tft.CYAN, transparent=True)

    if setclip:
        tft.setwin(0, miny, maxx, maxy)



# Display some config
#-------------------
def dispconfig():
    tft.orient(tft.LANDSCAPE)
    header("System Configuration", False)

    if maxx < 240:
        tx = "MicroPython"
    else:
        tx = config_text
    starty = miny + 4

    # Set up the font and position.
    tft.font(tft.FONT_Tooney)   # Set the font
    _,fsz = tft.fontSize()  # Get the font's size
    y = starty  # Set the Y position below the header
    x = tft.CENTER  # Set the X position to the center, or tft.RIGHT
    
    # Print line one
    tft.text(x, y, "IP: {}".format(ip[0]), 0x00DD00)
    y = y + 1 + fsz; # Go down a line
    tft.text(x, y, "GW: {}".format(ip[3]), 0x00DD00)
    y = y + 1 + fsz; # Go down a line
    tft.text(x, y, "BC: {}".format(ip[2]), 0x00DD00)
    y = y + 1 + fsz; # Go down a line
    tft.text(x, y, "NM: {}".format(ip[1]), 0x00DD00)

# Display some fonts
#-------------------
def dispFont(sec=5):
    header("DISPLAY FONTS", False)

    if maxx < 240:
        tx = "MicroPython"
    else:
        tx = config_text
    starty = miny + 4

    n = time.time() + sec
    while time.time() < n:
        y = starty
        x = 0
        i = 0
        while y < maxy:
            if i == 0: 
                x = 0
            elif i == 1:
                x = tft.CENTER
            elif i == 2:
                x = tft.RIGHT
            i = i + 1
            if i > 2:
                i = 0
            
            for font in fontnames:
                tft.font(font)
                tft.text(x,y,tx, machine.random(0xFFFFFF))
                _,fsz = tft.fontSize()
                y = y + 2 + fsz
                if y > (maxy-fsz):
                    y = maxy
        if touched():
            break

# Display random fonts
#------------------------------
def fontDemo(sec=5, rot=False):
    tx = "FONTS"
    if rot:
        tx = "ROTATED " + tx
    header(tx, True)

    tx = config_text
    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 != tft.FONT_7seg):
                x = machine.random(maxx-8)
                tft.font(font, rotate=frot)
                _,fsz = tft.fontSize()
                y = machine.random(miny, maxy-fsz)
                tft.text(x,y,tx, machine.random(0xFFFFFF))
        if touched():
            break
    tft.resetwin()

# Display all demos
#--------------------------------------
def fullDemo(sec=5, rot=tft.LANDSCAPE):
    tft.orient(rot)
    dispFont(sec)
    time.sleep(0.1)
    fontDemo(sec, rot=False)
    time.sleep(0.1)
    fontDemo(sec, rot=True)
    time.sleep(0.1)

# Run demo in thread
def dispDemo_th():
    while True:
        fullDemo(rot=tft.LANDSCAPE)
        fullDemo(rot=tft.PORTRAIT)
        fullDemo(rot=tft.LANDSCAPE_FLIP)
        fullDemo(rot=tft.PORTRAIT_FLIP)

# dispth=_thread.start_new_thread("TFTDemo", dispDemo_th, ())