# pie_slicer_demo.py ZZZ

# pie_slicer_demo.py ZZZ

import appuifw, e32, graphics, key_codes, time

def draw(rect):
    try: canvas.blit(img)
    except: pass

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

#
def up_event(event):
    cv.up=-1
def dn_event(event):
    cv.up=0
#
def mv_event(event):
    cv.x=event[0]
    cv.y=event[1]
    cv.xy=cv.x/360,cv.y/yy2
    if time.time() > cv.up:
        exec ('s.'+cv.val+'+='+str(incr[cv.xy[1]]))
        cv.up=time.time()+0.5

x_scr=360
def full_bind():
    canvas.bind(key_codes.EButton1Up, up_event, ((0,0), (x_scr,720)))
    canvas.bind(key_codes.EButton1Down, dn_event, ((0,0), (x_scr,720)))
    canvas.bind(key_codes.EDrag, mv_event, ((0,0), (x_scr,720)))
full_bind()

def radian(d):
    return d*3.14/180.0

class sval:
    x,y=20,60; rx,ry=90,180
    x2=y2=300
    xyt=rxy=0
    xyz=0,0,0
    up=-1
    t=0
    xy=0,0
    val='rx'
s=sval()

def gbr():
    plots=(s.x, s.y, s.x+s.x2+s.xyt, s.y+s.y2+s.xyt)
    img.pieslice(plots, radian(180-s.rx+s.rxy),radian(180-s.ry+s.rxy), outline=0xfff,fill=0x00ff00,width=10)
    img.text((10,20),u''+str(plots),0xffffff)
    img.text((10,40),u''+str((s.rx+s.rxy,+s.ry+s.rxy)),0xffffff)
#
def ruler():
    yy=0
    img.rectangle(((350-6,0), (358+2,640)), fill=(128,128,0))
    img.rectangle(((350,0), (358,640)), fill=(0,0,0))
    for ssVyy in xrange(0,9,2):
        yy=yy2*ssVyy+2
        img.rectangle(((350,yy), (358,yy+yy2)), fill=(255,255,255))
#
def z_tools():
    index=appuifw.popup_menu(tools,u'*** Select Tool ***')
    cv.val=tool_val[index]
def clear_screen():
     img.clear()
     appuifw.note(u'Clear text on screen','info')
#
appuifw.app.menu=[(u'Select Tool',z_tools),(u'clear screen',clear_screen)]
tools=[u'x move',u'y move',u'x scale',u'y scale',u'x+y scale',u'slice',u'rotate']
tool_val=u'x y x2 y2 rx ry xyt rxy'.split()
tools=tool_val

class cvs:
    x=360
    y=0
    xy=0,4
    up=-1
    val='rx'
cv=cvs()

lg_scr = 576
sVy = 9.0/lg_scr
incr=[30,10,5,1,0,-1,-5,-10,-30]
yy2=lg_scr/9

run=1
def quit():
  global run
  run=0
appuifw.app.exit_key_handler=quit

while run:
    if cv.x > 300:
        img.clear(0x3b3b3b)
        gbr()
        ruler()
        draw(())
        cv.x=0
    e32.ao_sleep(0.05)
#