Basic animations

animator.lua

@@ -0,0 +1,26 @@
+animator=klass()
+function animator:init()
+ self.operations={}
+end
+function animator:update()
+ while true do
+  if (#self.operations==0) return
+  local op=self.operations[1]
+  if op:update() then
+   return true
+  else
+   deli(self.operations,1)
+  end
+ end
+end
+function animator:idle()
+ return #self.operations==0
+end
+function animator:add(op)
+ add(self.operations,op)
+end
+function animator:draw()
+ for i=#self.operations,1,-1 do
+  self.operations[i]:draw()
+ end
+end

board.lua

@@ -3,6 +3,7 @@ board=klass()
 function board:init(ruleset)
  self.ruleset=ruleset
  self.cursor=cursor:new(self)
+ self.animator=animator:new()
  self.slots={}
  self.wells={}
 
@@ -52,7 +53,8 @@ function board:deal()
  for i=1,#self.ruleset.deck.aces do
   local well=self.wells[i]
   local ace=self.ruleset.deck.aces[i]
-  well:add(ace)
+  well:add(ace)  -- temporarily, so would_accept will work
+  self:animate_move_ace_to_well(ace,i)
   available[ace]=false
  end
 
@@ -69,6 +71,11 @@ function board:deal()
   if (not skip) add(eligible_bottom_row,card)
  end
 
+ -- let the animation install the aces for real
+ for w in all(self.wells) do
+  w:clear()
+ end
+
  function i_to_slot(i)
   if (i<n_usable_slots\2) return i+1
   return i+2
@@ -93,18 +100,20 @@ function board:deal()
  for i=1,#eligible do
   local ix=i_to_slot((i-1)%n_usable_slots)
   local slot=self.slots[ix]
-  slot:add(eligible[i])
+  self:animate_move_new_card_to_slot(eligible[i],ix)
  end
 end
 
+function board:on_idle()
+ self:find_automove()
+end
+
 function board:on_move()
  -- TODO: Make checkpoint
- while true do
-  if (not self:_on_move_1()) break 
- end
+ self:find_automove()
 end
 
-function board:_on_move_1()
+function board:find_automove()
  for s=1,#self.slots do
   local top=self.slots[s]:peek()
   if top then
@@ -112,7 +121,8 @@ function board:_on_move_1()
     if w<=self.ruleset.n_suits and self.slots[self.ruleset.n_slots+1]:peek()!=nil then
      -- the top wells are blocked
     elseif self.wells[w]:would_accept(top) then
-     self.wells[w]:add(self.slots[s]:pop())
+     self:animate_and_move_to_well(s,w)
+
      return true
     end
    end
@@ -120,6 +130,19 @@ function board:_on_move_1()
  end
 end
 
+function board:can_take_input()
+ return self.animator:idle()
+end
+
+function board:update()
+ local was_idle=self.animator:idle()
+ self.animator:update()
+ local is_idle=self.animator:idle()
+ if (not was_idle and is_idle) then
+  self:on_idle()
+ end
+end
+
 function board:draw()
  for w_ix=1,#self.wells do
   local w=self.wells[w_ix]
@@ -131,7 +154,6 @@ function board:draw()
   end
  end
 
-
  local function forall_slots(cb)
   for s_ix=1,#self.slots do
    local s=self.slots[s_ix]
@@ -151,13 +173,17 @@ function board:draw()
   end
  end)
 
- local hover_slot=self.cursor:hover_slot()
- forall_slots(function(x,y,s_ix,s,l,n)
-  if hover_slot==s_ix then
-   local x,y=l:place_card(n+1)
-   self.cursor:draw_at(x,y)
-  end
- end)
+ self.animator:draw()
+
+ if self.animator:idle() then
+  local hover_slot=self.cursor:hover_slot()
+  forall_slots(function(x,y,s_ix,s,l,n)
+   if hover_slot==s_ix then
+    local x,y=l:place_card(n+1)
+    self.cursor:draw_at(x,y)
+   end
+  end)
+ end
 end
 
 slot=klass()
@@ -202,4 +228,7 @@ function well:would_accept(new)
 end
 function well:add(card)
  add(self.contents,card)
+end
+function well:clear()
+ self.contents={}
 end

board_animations.lua

@@ -0,0 +1,68 @@
+function board:animate_move_ace_to_well(card, well)
+ local slot_layout=self.ruleset.layouts:slot(
+  self.ruleset.n_slots\2+1
+ )
+ local well_layout=self.ruleset.layouts:well(well)
+
+ local start_x,start_y=slot_layout:place_card(1)
+ local end_x,end_y=well_layout:place_card(1)  -- index shouldn't matter
+
+ local _self=self
+ self:_animate_move_card(
+  card,function() _self.wells[well]:add(card) end,
+  start_x,start_y,function() return end_x,end_y end
+ )
+end
+
+function board:animate_move_new_card_to_slot(card, slot)
+ local src_layout=self.ruleset.layouts:slot(self.ruleset.n_slots\2+1)
+ local dst_layout=self.ruleset.layouts:slot(slot)
+ local start_x,start_y=src_layout:place_card(1)
+ 
+ local _self=self
+ self:_animate_move_card(
+  card,function() _self.slots[slot]:add(card) end,
+  start_x,start_y,function()
+   return dst_layout:place_card(#_self.slots[slot].contents+1)
+  end
+ )
+end
+
+function board:animate_and_move_to_well(slot, well)
+ local slot_layout=self.ruleset.layouts:slot(slot)
+ local well_layout=self.ruleset.layouts:well(well)
+ local start_x,start_y=slot_layout:place_card(#self.slots[slot].contents)
+ local end_x,end_y=well_layout:place_card(1)  -- index shouldn't matter
+
+ local card=self.slots[slot]:pop()
+
+ local _self=self
+ self:_animate_move_card(
+  card,function() _self.wells[well]:add(card) end,
+  start_x,start_y,function() return end_x,end_y end
+ )
+end
+
+function board:_animate_move_card(card,on_end,start_x,start_y,compute_end)
+ local frame=0
+ local progress=0.0
+
+ local anim_obj={}
+
+ local end_x,end_y=start_x,start_y
+ local _self=self
+ function anim_obj:update()
+  if (frame==0) end_x,end_y=compute_end()
+  frame+=1
+  progress=frame/7
+  if (progress>=1.0) on_end() return false
+  return true
+ end
+ function anim_obj:draw()
+  local x=start_x+(end_x-start_x)*progress
+  local y=start_y+(end_y-start_y)*progress
+  _self.ruleset.deck:draw_card(x,y,card,false)
+ end
+
+ self.animator:add(anim_obj)
+end

main.lua

@@ -2,15 +2,19 @@ main={}
 add(modules,main)
 
 function main:init()
+ extcmd("rec")
  self.board=board:new(progression[1])
 end
 
 function main:update()
- if (btnp(0)) self.board.cursor:move_x(-1)
- if (btnp(1)) self.board.cursor:move_x(1)
- if (btnp(2)) self.board.cursor:move_y(-1)
- if (btnp(3)) self.board.cursor:move_y(1)
- if (btnp(4)) self.board.cursor:toggle_grab()
+ self.board:update()
+ if self.board:can_take_input() then
+  if (btnp(0)) self.board.cursor:move_x(-1)
+  if (btnp(1)) self.board.cursor:move_x(1)
+  if (btnp(2)) self.board.cursor:move_y(-1)
+  if (btnp(3)) self.board.cursor:move_y(1)
+  if (btnp(4)) self.board.cursor:toggle_grab()
+ end
 end
 
 function main:draw()

main.p8

@@ -2,7 +2,9 @@ pico-8 cartridge // http://www.pico-8.com
 version 41
 __lua__
 #include engine.lua
+#include animator.lua
 #include board.lua
+#include board_animations.lua
 #include cursor.lua
 #include layout.lua
 #include ruleset.lua

progression.lua

@@ -1,6 +1,6 @@
 progression={
  -- level 1
- ruleset:new(5,1,9,0),
+ --ruleset:new(5,1,9,0),
  -- level 2
  -- ruleset:new(5,2,9,0),
  -- level 3
@@ -10,7 +10,7 @@ progression={
  -- level 5
  -- ruleset:new(9,3,11,18),
  -- fortune's foundation
- -- ruleset:new(11,4,13,22)
+ ruleset:new(11,4,13,22)
  -- harder than fortune's foundation
  -- ruleset:new(11,5,10,25)
 }

ruleset.lua

@@ -84,7 +84,7 @@ function ruleset:generate_deck()
   local bg,shadowbg
   if meta.suit=='a' then
    bg,shadowbg=1,1
-   if (shadow) bg,shadowbg=1,0
+   if (shadow) bg,shadowbg=1,1
    if (is_extreme) bg,shadowbg=8,8
   else
    bg,shadowbg=7,7