# jpadxy.py <<< *generic_demo

# jpadxy.py <<< *generic_demo

import appuifw,graphics,e32,random,key_codes,time
running=1
pos_x=0
pos_y=0
go=None

def mU(event):
    global pos_y,go
    if pos_y > 0:
        pos_y-=1
        go=0
def mD(event):
    global pos_y,go
    if pos_y < max_rows-2:
        pos_y+=1
        go=1
def mL(event):
    global pos_x,go
    if pos_x > 0:
        pos_x-=1
        go=2
def mR(event):
    global pos_x,go
    if pos_x < max_cols-2:
        pos_x+=1
        go=3

def quit():
    global running
    running=0
def utf(x):
    return x.decode("utf8")
def draw(rect):
    try:
        canvas.blit(img)
    except: pass

appuifw.app.screen = 'large'
appuifw.app.orientation = 'portrait'
appuifw.app.directional_pad = False
appuifw.app.body=canvas=appuifw.Canvas(redraw_callback=draw)
w,h=canvas.size

img=graphics.Image.new((w,h))
appuifw.app.exit_key_handler=quit
timer = e32.Ao_timer()

min_padding=6
x,y=(canvas.size[0],(canvas.size[1]))
player_size=12
padx=x-min_padding*2
max_rows=28
max_cols=(padx/player_size)
a=((x-(max_cols*player_size))/2)-1
b=max_cols*player_size+a
rows=(player_size)*max_rows
print
print x,y,a,b,max_cols

jxa,jya=70,350 ### <<< jpad xy axis point
jxb,jyb=jxa+220,jya+220
jx1,jy1=jxa+70,jya+70
jx2,jy2=jxa+150,jya+150
canvas.bind(key_codes.EButton1Down,mU,((jx1,jya),(jx2,jy1)))     # up
canvas.bind(key_codes.EButton1Down,mD,((jx1,jy2),(jx2,jyb)))     # down
canvas.bind(key_codes.EButton1Down,mL,((jxa,jy1),(jx1,jy2)))     # left
canvas.bind(key_codes.EButton1Down,mR,((jx2,jy1),(jxb,jy2)))     # right

def jpad():
    grey=(220,220,220)
    img.rectangle((jxa,jy1,jxb,jy2),fill=grey) # w
    img.rectangle((jx1,jya,jx2,jyb),fill=grey) # h
    draw(())
def jpad_key():
    if   go == 0:
        xy_=(jx1,jya,jx2,jy1) # U
    elif go == 1:
        xy_=(jx1,jy2,jx2,jyb) # D
    elif go == 2:
        xy_=(jxa,jy1,jx1,jy2) # L
    elif go == 3:
        xy_=(jx2,jy1,jxb,jy2) # R
    else: return
    img.rectangle(xy_,fill=0xffff00)
    draw(())

def play():
  global pos_x,pos_y,step,go
  prev_xy=None
  while running:
    if prev_xy <> (pos_x,pos_y):
        img.clear(0xffffff)
        jpad()
        img.rectangle((a,2,b+1,rows+4),0x000000,width=2)
        img.rectangle((a*21+3,a*21+3,a*21+a-2,a*21+a-2),fill=0xff0000)
        img.point((pos_x*player_size+a+player_size,pos_y*player_size+2+player_size),0x00ff00,width=player_size)
        img.text((20,360),utf('x: %d   y: %d' %(pos_x,pos_y)),0x0000ff) ### <<< int to string placeholders
        jpad_key()
        prev_xy=pos_x,pos_y
        try: timer.cancel()
        except: pass
        timer.after(1,jpad)
        draw(())
    e32.ao_yield()
play()

timer.cancel()