# modeswitch.py

# modeswitch.py

import e32, audio, appuifw, graphics, os, sys, key_codes, time, math, random

app_lock=e32.Ao_lock()
appuifw.app.orientation='landscape'
appuifw.app.directional_pad=False
appuifw.app.screen='large' # 'large' for testing
appuifw.app.title=u"Text and Graphic Mode Toggle"

btn_t,btn_b=270,360
btn01=(20,btn_t,120,btn_b) # YES
btn02=(120,btn_t,220,btn_b) # NO
btn03=(520,0,640,69) # quit button

def e_callback(event):
    global select,btn_t
    if event['type'] == key_codes.EButton1Down:
        if event['pos'][1] > btn_t:
            if event['pos'][0] > 20 and event['pos'][0] < 120:
                select=0 # means NO
            elif event['pos'][0] > 120 and event['pos'][0] < 220:
                select=1 # means YES
        elif event['pos'][0] > 520 and event['pos'][1] < 69:
            quit()

def quit():
    gfx_on(0)
appuifw.app.exit_key_handler=quit

canvas=img=None

def cb_resize(aSize=(0,0,0,0)):
    global img
    img=graphics.Image.new((640,360)) ### ZZZ to be canvas.size instead of 640:360

def handle_redraw(rect):
    if img: ### Skips only at first pass as "None"
        canvas.blit(img)
canvas=appuifw.Canvas(resize_callback=cb_resize,
        event_callback=e_callback,redraw_callback=handle_redraw)
appuifw.app.body=canvas
txt=appuifw.Text()
appuifw.app.body=txt

txt.clear()
txt.set(u"'Select Option' > 'Graphic Mode' to activate the graphics mode \
and then the green rectangle at the top left should switch it right back to \
this unaltered 'Text Mode'\n\n")

COLOR_BLACK=(0,0,0)
COLOR_WHITE=(255,255,255)
COLOR_GRAYLIGHT=(211,211,211)
COLOR_GRAY=(128,128,128)
COLOR_GRAYDARK=(169,169,169)
COLOR_REDDARK=(169,0,0)
COLOR_RED=(255,0,0)
COLOR_ORANGE=(255,165,0)
COLOR_YELLOW=(255,255,0)
COLOR_GREEN=(0,128,0)
COLOR_BLUE=(0,0,255)
COLOR_CYAN=(0,255,255)
COLOR_PURPLE=(128,0,128)
COLOR_DARKBLUE=(0,0,139)
COLOR_DARKGREEN=(0,100,0)
COLOR_DEEPPINK=(255,20,147)
COLOR_PINK=(255,192,203)
COLOR_INDIGO=(75,0,130)
COLOR_LIGHTBLUE=(173,216,230)
COLOR_LIME=(0,255,0)
COLOR_OLIVE=(107,142,35)

COLOR_TAN=(210,180,140)
COLOR_BROWN=(139,69,19)
COLOR_GOLD=(255,215,0)
COLOR_SILVER=(192,192,192)

def circle(x,y,radius=5,outline=0,fill=0xffff00,width=1):
    c.ellipse((x-radius,y-radius,x+radius,y+radius),outline,fill,width)

PYTHON_ROOT=u"e:\\data\\Python\\000misc\\"
BkgdImage=graphics.Image.open(PYTHON_ROOT+u"640x360img.png")

def gfx_on(mode):
    if mode == 1:
        appuifw.app.screen='full'
        appuifw.app.body=canvas
    if mode == 0:
        appuifw.app.screen='large'
        appuifw.app.body=txt

def star5pt((x,y),size,outline=None,fill=None,width=1):
    s=size
    img.polygon(((0+x,0.7*s+y),(0.75*s+x,0.7*s+y),(1*s+x,0+y),(1.25*s+x,0.7*s+y),(2*s+x,0.7*s+y),
            (1.4*s+x,1.15*s+y),(1.65*s+x,1.95*s+y),(1*s+x,1.45*s+y),(0.35*s+x,1.95*s+y),(0.6*s+x,1.15*s+y)),
            outline,fill,width)

def exit():
    app_lock.signal()
def graphics_mode():
    gfx_on(1)
    img.blit(BkgdImage,target=(0,0))
    img.rectangle((btn03),outline=None,fill=COLOR_GREEN)
    img.line((250,250,480,320),COLOR_PURPLE,width=5)
    star5pt((390,5),60,fill=COLOR_GOLD)
    img.point((140,50),COLOR_BLACK,width=80)
    img.ellipse((520,210,620,340),outline=COLOR_DARKBLUE,fill=COLOR_CYAN,width=2)
    img.line(((40,275),(200,152),(174,259),(320,80),(374,240),(400,152),(569,274)),
            outline=COLOR_ORANGE,width=2)
    img.pieslice((200,20,320,80),0,320,width=1,outline=COLOR_BROWN,fill=COLOR_TAN)
    img.arc((60,180,180,300),320,90,width=10,outline=COLOR_DARKBLUE) # ??? *
    ### * re: arc/pieslice -- for bypassing the zero degree mark... 90 degrees as to what?
    ### may have to write a method to correct this
    img.text((100,320),u"Sample Text On Canvas",fill=(255,0,0),font='title')
    img.text((536,30),u"Touch Here")
    img.text((536,50),u"To Switch")
    handle_redraw(())
appuifw.app.menu=[(u"Graphic On",graphics_mode),(u"Exit",exit)]

app_lock.wait()