other = require "other"

x=0

function _init()
    text=other.peiv()
    keyRight = tonumber(getconf("keyright")) or KEY_RIGHT
    keyLeft = tonumber(getconf("keyleft")) or KEY_LEFT
    _update=normal_update
    turbo(false)
    local perico = "péricòñ"
    print(utf8.len(perico))
end

function _update()
end

function normal_update()
    if btnp(keyRight) then x=x+1 end
    if btnp(keyLeft) then x=x-1 end
    if btnp(KEY_SPACE) then
        redefinekeys.init()
    end
    if btnp(KEY_ESCAPE) then
        quit()
    end

    if btnp(KEY_F2) or mbtnp(1) then
        local val = zoom() + 2
        if val >= 10 then val = 2 end
        zoom(val)
    elseif btnp(KEY_F3) then
        fullscreen(not fullscreen())
    end

    if x>160 then x=-strlen(text)*4 end

    view()
    cls(20)
    view(10,10,140,100)
    cls(3)
    color(5)
    prnt("HOLA",0,0)
    origin(70,50)
    prnt("ORIGIN",0,0)
    prnt(text,x,10)
    color(10)
    bcolor(15)
    fillp(0x5a5a, false);
    circfill(20,20,10);
    fillp(0xffff,false);
end

redefinekeys = {
    state = 0,
    init = function ()
        redefinekeys.state=0
        _update=redefinekeys.update
    end,
    update = function()
        cls(20)
        if redefinekeys.state == 0 then
            prnt("PULSA TECLA PER A DRETA...",0,0)
            local key = btnp();
            if key ~= 0 then
                redefinekeys.state = 1
                keyRight=key
                setconf("keyright", keyRight)
            end
        elseif redefinekeys.state == 1 then
            prnt("PULSA TECLA PER A ESQUERRA...",0,0)
            local key = btnp();
            if key ~= 0 then
                keyLeft=key
                setconf("keyleft", keyLeft)
                _update=normal_update
            end
        end
    end
}