pico-8 cartridge // http://www.pico-8.com
version 36
__lua__
-- continuum
-- by lightmotif

poke(0x5f2c,3)

function _init_rain()
  rain={} 
  rainminx=0
  rainminy=0
  rainmaxx=64
  rainmaxy=64

  israining=false

  cool={1,12,7}

  local totalrain=64

  for i=1,totalrain do
    local rndspd=flr(rnd(3)+1)
    add(rain,{
     x=rnd(64),
     y=rnd(64),
     spd=rndspd
    })
 end
end
--<<<=======init========>>>
function _init()
  _init_rain()
  sx = 0 sy = 13 
  px = 28 py = 28
  sun = {}
  sun.sprt = 14
  sun.tmr = 1
  sun.x = sx
  sun.y = sy
  
  day = true
  crossbar = false
  crossbarnum = 0
  
  skyclr1 = 1
  skyclr2 = 12
  
  plyr = {}
  plyr.x = px
  plyr.y = py
  plyr.sprt = 32
  plyr.tmr = 1
  plyr.flp = false
  plyani = {}
  plyani.f1 = 32
  plyani.f2 = 33
  plyr.ymov = false

  shake=0

  confirm_trigger=false
  cancel_trigger=false
end
--<<<=====update======>>>
function _update()
  if (crossbar==false) then
    if (btn(0)) then plyr.x=plyr.x-1 plyani.f1=34 plyani.f2=35 plyr.flp=true plyr.ymov=false end --⬅️
    if (btn(1)) then plyr.x=plyr.x+1 plyani.f1=34 plyani.f2=35 plyr.flp=false plyr.ymov=false end --➡️
    if (btn(2)) then plyr.y=plyr.y-1 plyani.f1=36 plyani.f2=36 plyr.flp=false plyr.ymov=true end --⬆️
    if (btn(3)) then plyr.y=plyr.y+1 plyani.f1=33 plyani.f2=33 plyr.flp=false plyr.ymov=true end --⬇️
    end
  if crossbar then
    if (crossbarnum==0) then
      if (btn(0)) then crossbarnum=1 end --⬅️ Measure
      if (btn(1)) then crossbarnum=2 end --➡️Act
      if (btn(2)) then crossbarnum=3 end --⬆️Build
      if (btn(3)) then crossbarnum=4 end --⬇️Plant
    end
    if (crossbarnum>0) then 
       if btn(0) then i=0 end
       if btn(1) then i=1 end
       if btn(2) then i=2 end
       if btn(3) then i=3 end
       if (crossbarnum==1) then _measure(i) end
       if (crossbarnum==2) then _act(i) end
       if (crossbarnum==3) then _build(i) end
       if (crossbarnum==4) then _plant(i) end
       --if btnp(0) or btnp(1) or btnp(2) or btnp(3) then crossbar=false crossbarnum=0 end
     end
    end
  if (btn(5)) then crossbar=true sfx(0,3,0) end --❎
  if (btn(4)) then crossbar=false sfx(1,3,0) crossbarnum=0 end --🅾️
  if btnp(5) then sfx(0,3) sfx(-1,3) end
  if btnp(4) then sfx(1,3) sfx(-1,3) end --shake+=1 
  local dayfactor=160 --320
  sun.x = sun.tmr/6
  if sun.tmr<=dayfactor then
    sun.y = sun.y-8/dayfactor
    end
  if sun.tmr>dayfactor then
    sun.y = sun.y+8/dayfactor
    end
  _update_rain()
end
--<<<====draw======>>>
function _draw()
  cls()
  pal()
--do the shaking
  doshake()  
--sky
  rectfill(0,5,64,17,skyclr2)
  rectfill(0,5,64,7,skyclr1)
  spr(sun.sprt,sun.x,sun.y)
--map
  rectfill(0,17,64,64,4)
  map(0,0,0,12,33,18)
  spr(plyr.sprt,plyr.x,plyr.y,1,1,plyr.flp)
  sun.tmr = sun.tmr+1
  if sun.tmr>=320 then --64
    sun.x = 0
    sun.y = 13
    if day then
      sun.sprt = 24
      skyclr1 = 0
      skyclr2 = 1
      day = false    
    else
      sun.sprt = 14
      skyclr1 = 1
      skyclr2 = 12
      day = true
    end
    sun.tmr = 0
  end
  plyr.tmr = plyr.tmr+1
  if plyr.tmr>=5 then
    if (plyr.ymov) plyr.flp=false
    plyr.sprt = plyani.f1
    end
  if plyr.tmr>=10 then
    if (plyr.ymov) plyr.flp=true
    plyr.sprt = plyani.f2
    plyr.tmr = 0
    end
--crossbar
  if crossbar then
--outlines
    rect(plyr.x-1,plyr.y-9,plyr.x+8,plyr.y-1,10)
    rect(plyr.x+8,plyr.y-1,plyr.x+16,plyr.y+8,11)
    rect(plyr.x-1,plyr.y+8,plyr.x+8,plyr.y+16,12)
    rect(plyr.x-9,plyr.y-1,plyr.x-1,plyr.y+8,8)
    if (crossbarnum==0) then  --mainmenu
      spr(0,plyr.x,plyr.y-8)
      spr(2,plyr.x+8,plyr.y)
      spr(1,plyr.x,plyr.y+8)
      spr(18,plyr.x-8,plyr.y)
    end
    if (crossbarnum==1) then  --measure
      spr(13,plyr.x,plyr.y-8)
      spr(15,plyr.x+8,plyr.y)
      spr(20,plyr.x,plyr.y+8)
      spr(5,plyr.x-8,plyr.y)
    end
    if (crossbarnum==2) then  --act
      spr(9,plyr.x,plyr.y-8)
      spr(5,plyr.x+8,plyr.y)
      spr(19,plyr.x,plyr.y+8)
      spr(26,plyr.x-8,plyr.y)
    end
    if (crossbarnum==3) then  --build
      spr(6,plyr.x,plyr.y-8)
      spr(16,plyr.x+8,plyr.y)
      spr(11,plyr.x,plyr.y+8)
      spr(5,plyr.x-8,plyr.y)
    end
    if (crossbarnum==4) then  --plant
      spr(17,plyr.x,plyr.y-8)
      spr(21,plyr.x+8,plyr.y)
      spr(22,plyr.x,plyr.y+8)
      spr(23,plyr.x-8,plyr.y)
    end
--colors 10,11,12,8
  end
--draw rain
    if(israining) then _draw_rain() end
--menu
  rectfill(0,0,64,5,0)
  spr(48,0,0)
  line(5,2,14,2,10)
  spr(49,16,0)
  line(21,2,30,2,8)
  spr(50,32,0)
  line(37,2,46,2,12)
end

function doshake()
  local shakex=16-rnd(32)
  local shakey=16-rnd(32)

  shakex*=shake
  shakey*=shake

  camera(shakex,shakey)
  shake=shake*0.95
  if (shake<0.05) shake=0
end

function _update_rain()
  for drp in all(rain) do
   drp.y+=drp.spd+2
   if(drp.y>=rainmaxy) then
    drp.y=rainminy
    drp.x=(flr(rnd(64)))
    drp.spd=flr(rnd(3)+1)
   end
  end
end

-- 2,1,3,0 Up,Right,Down,Left
function _build(button)
  --israining=true
  print(tostring(button),0,16,10)
  --energy
  --battery
  --house
  --water
end

function _act(button)
  --gather
  --water
  --remove
  --upgrade
end

function _plant(button)
  --crops
  --grass
  --shrub
  --tree  
end

function _measure(button)
  --temp
  --wind
  --soil
  --water
end


function _draw_rain()
  for drp in all(rain) do
   if(drp.spd==3) then
    line(drp.x,drp.y-3,drp.x,drp.y-5,cool[1])
    line(drp.x,drp.y-1,drp.x,drp.y-3,cool[2])
    pset(drp.x,drp.y,cool[3])
   end
   if(drp.spd==2) then
    line(drp.x,drp.y-1,drp.x,drp.y-2,cool[1])
    pset(drp.x,drp.y,cool[2])
   end
   if(drp.spd==1) then
    line(drp.x,drp.y-1,drp.x,drp.y-1,cool[1])
    pset(drp.x,drp.y,cool[2])
   end
  end
end
__gfx__
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__map__
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__sfx__
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