# buttontest.py Test/demo of pushbutton classes for Pybboard TFT GUI

# The MIT License (MIT)
#
# Copyright (c) 2016 Peter Hinch
#
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# The above copyright notice and this permission notice shall be included in
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# THE SOFTWARE.

from font14 import font14
from tft import TFT, LANDSCAPE
from usched import Sched
from touch import TOUCH
from button import Button, Buttonset, RadioButtons, Checkbox
from ui import CIRCLE, RECTANGLE, CLIPPED_RECT, WHITE, BLACK, RED, GREEN, BLUE, YELLOW, GREY
from displays import Label

def callback(button, args):
    arg = args[0]
    label = args[1]
    label.show(arg)
    if arg == 'Q':
        button.objsched.stop()

def cbcb(checkbox, args):
    label = args[0]
    if checkbox.value:
        label.show('True')
    else:
        label.show('False')

# These tables contain args that differ between members of a set of related buttons
table = [
    {'fgcolor' : GREEN, 'text' : 'Yes', 'args' : ['A'], 'fontcolor' : (0, 0, 0)},
    {'fgcolor' : RED, 'text' : 'No', 'args' : ['B']},
    {'fgcolor' : BLUE, 'text' : '???', 'args' : ['C'], 'fill': False},
    {'fgcolor' : GREY, 'text' : 'Quit', 'args' : ['Q'], 'shape' : CLIPPED_RECT},
]

# similar buttons: only tabulate data that varies
table2 = [
    {'text' : 'P', 'args' : ['p']},
    {'text' : 'Q', 'args' : ['q']},
    {'text' : 'R', 'args' : ['r']},
    {'text' : 'S', 'args' : ['s']},
]

# A Buttonset with two entries
# If buttons to be used in a buttonset, Use list rather than tuple for args because buttonset appends.

table3 = [
     {'fgcolor' : GREEN, 'shape' : CLIPPED_RECT, 'text' : 'Start', 'args' : ['Live']},
     {'fgcolor' : RED, 'shape' : CLIPPED_RECT, 'text' : 'Stop', 'args' : ['Die']},
]

table4 = [
    {'text' : '1', 'args' : ['1']},
    {'text' : '2', 'args' : ['2']},
    {'text' : '3', 'args' : ['3']},
    {'text' : '4', 'args' : ['4']},
]

labels = { 'width' : 70,
          'fontcolor' : WHITE,
          'border' : 2,
          'fgcolor' : RED,
          'bgcolor' : (0, 40, 0),
          'font' : font14,
          }

# USER TEST FUNCTION

def test():
    print('Testing TFT...')
    objsched = Sched()                                      # Instantiate the scheduler
    mytft = TFT("SSD1963", "LB04301", LANDSCAPE)
    mytouch = TOUCH("XPT2046", objsched)
    mytft.backlight(100) # light on
    lstlbl = []
    for n in range(3):
        lstlbl.append(Label(mytft, (350, 50 * n), **labels))

# Button assortment
    x = 0
    for t in table:
        t['args'].append(lstlbl[2])
        Button(objsched, mytft, mytouch, (x, 0), font = font14, callback = callback, **t)
        x += 70

# Highlighting buttons
    x = 0
    for t in table2:
        t['args'].append(lstlbl[2])
        Button(objsched, mytft, mytouch, (x, 60), fgcolor = GREY,
               fontcolor = BLACK, litcolor = WHITE, font = font14, callback = callback, **t)
        x += 70

# On/Off toggle
    x = 0
    bs = Buttonset(callback)
    for t in table3: # Buttons overlay each other at same location
        t['args'].append(lstlbl[2])
        bs.add_button(objsched, mytft, mytouch, (x, 120), font = font14, fontcolor = BLACK, **t)
    bs.run()

# Radio buttons
    x = 0
    rb = RadioButtons(callback, BLUE) # color of selected button
    for t in table4:
        t['args'].append(lstlbl[2])
        rb.add_button(objsched, mytft, mytouch, (x, 180), font = font14, fontcolor = WHITE,
                      fgcolor = (0, 0, 90), height = 30, **t)
        x += 40
    rb.run()

# Checkbox
    Checkbox(objsched, mytft, mytouch, (300, 0), callback = cbcb, args = [lstlbl[0]])
    Checkbox(objsched, mytft, mytouch, (300, 50), fillcolor = RED, callback = cbcb, args = [lstlbl[1]])

    objsched.run()                                          # Run it!

test()