# absorb_effect.py

# absorb_effect.py aka particle_charge

import appuifw,graphics,e32,sysinfo,random
def quit():
    global run
    run=0

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

img=None
appuifw.app.screen='large'
appuifw.app.orientation='portrait'
appuifw.app.directional_pad=False
xy=sysinfo.display_pixels()
img=graphics.Image.new(xy)
appuifw.app.body=canvas=appuifw.Canvas(redraw_callback=draw)
appuifw.app.exit_key_handler=quit

xy=xy[0],xy[1]-90
x,y=xy[0]/2,xy[1]/2
sprites,timer,reset,obj=100,10,5,[]
target=[x,y]

flare=20.0/y

def moving(pos,target,spd):
    mov=0
    if pos+spd <= target:mov=spd
    if pos-spd >= target:mov=-spd
    return mov

def cycle():
    return ([random.randrange(xy[0]),random.randrange(xy[1]),1])

run=1
while run:
    if len(obj)<sprites:obj.append(cycle())
    img.clear(0)
    for i in range(len(obj)):
        if obj[i][0] == x or obj[i][1] == y or obj[i][2] > 8+random.randrange(12):
            obj[i]=cycle()
        obj[i][0]+=moving(obj[i][0],target[0],1)
        obj[i][1]+=moving(obj[i][1],target[1],1)
        obj[i][2]+=flare
        img.point((obj[i][0],obj[i][1]),0xdadada,width=int(obj[i][2]))
    draw(())
    e32.ao_sleep(0.02)