feat(cbs): add a skill system, and adapt the basic attack to use it

sonic-radiance.love/assets/sprites/gfx/hit.lua

@@ -0,0 +1,18 @@
+return {
+  metadata = {
+    height      = 32,
+    width       = 32,
+    defaultAnim = "default",
+    ox          = 16,
+    oy          = 32,
+  },
+  animations = {
+    ["default"] = {
+      startAt     = 1,
+      endAt       = 5,
+      loop        = 1,
+      speed       = 15,
+      pauseAtEnd  = false,
+    },
+  }
+}

sonic-radiance.love/datas/gamedata/skills/attack.lua

@@ -0,0 +1,53 @@
+-- A basic file describing the basic attack, in order to make it customizable one
+-- day ?
+
+-- Also serve as a tutoriel for how to create a file attack and choregraphy
+
+return {
+  name = "Attack",  -- unused for this attack, but still usefull sometimes
+  cost = 00,        -- the pp cost of the attack. Will be ignored if it's set
+                    -- as character default attack
+
+  target = nil,     -- which area can be selected as a target with the cursor.
+  -- if not nil : {ox, oy, shape, size, affectedByDirection}
+
+  targetNumber = 1, -- how many ennemy you can target with the attack.
+
+  effectArea = {1, 0, "point", 1, true}, -- which area is affected by the attack
+  -- if not nil : {ox, oy, shape, size, affectedByDirection}
+
+  choregraphy = { -- the main attack choregraphy
+    {'setAnimation', 'hit1', true},
+    {'addGFX', 'hitGFX', 0.75, 0, true, false},
+    {'sendDamage', 33, 100, false, false},
+    {'setAnimation', 'hit2', true},
+    {'addGFX', 'hitGFX', 0.75, 0, true, false},
+    {'sendDamage', 33, 100, false, false},
+    {'setAnimation', 'hit3', true},
+    {'addGFX', 'hitGFX', 0.75, 0, true, false},
+    {'sendDamage', 33, 100, false, false},
+    {'setAnimation', 'idle', false},
+    {'wait', 0.5}
+  },
+
+  onContact = { -- if the attack move and touch multiple ennemies, you can add
+    -- specific effect when you touch the ennemy.
+  },
+}
+
+--[[
+                        CHOREGRAPHY POSSIBLE EFFECTS
+-- "wait" :: Simply wait before doing the next command
+--        :: {"wait", duration}
+
+-- "setAnimation" :: Change the animation of the battler
+--                   {"setAnimation", animation, blockProcess}
+
+-- "addGFX" :: Show a GFX relatively to the target position
+--          :: (player if target is nil)
+--          :: {"addGFX", "gfxname", x, y, affectedByDirection, blockProcess}
+
+-- "sendDamage" :: Send Damage on the whole target Area
+--              ::
+--              :: {"sendDamage", damageEffect, accuracy, isSpecial, isAerial}
+]]

sonic-radiance.love/scenes/battlesystem/actors/gfx.lua

@@ -0,0 +1,29 @@
+local Parent = require("scenes.battlesystem.actors.parent")
+local GFX = Parent:extend()
+
+function GFX:new(world, x, y, z, spritename, creator, blockProcess)
+  local width, height = world.assets.sprites[spritename]:getDimensions()
+
+  GFX.super.new(self, world, x, y, z)
+  self:setSprite(spritename, width/2, height, true)
+  self:cloneSprite()
+  self.creator = creator
+  self.blockProcess = blockProcess or false
+
+  self.direction = 1
+end
+
+function GFX:animationEnded(animation)
+  core.debug:print("gfx", 'Current animation "' .. animation .. '" have ended, destroying gfx')
+  self:destroy()
+end
+
+function GFX:draw()
+  self:drawSprite()
+end
+
+function GFX:drawShadow()
+
+end
+
+return GFX

sonic-radiance.love/scenes/battlesystem/actors/hero.lua

@@ -24,6 +24,7 @@ function Hero:new(world, x, y, charid, charnumber)
   self.actionPerTurn = game.characters.list[self.charid].turns
 
   self:initSprite()
+  self:initChoregraphySystem()
 end
 
 -- INFO FUNCTIONS
@@ -58,6 +59,11 @@ function Hero:update(dt)
   Hero.super.update(self, dt)
 
   self.keys = self.scene:getKeys(1)
+
+  if (self.isChoregraphyActive) then
+    self:updateChoregraphy()
+  end
+
   if (self.currentAction == "moving") then
     self:updateMoving(dt)
   elseif (self.currentAction == "selectAttack") then
@@ -148,7 +154,8 @@ function Hero:receiveSignal(action_type, id)
     self.turnAction = "defend"
     self:switchActiveBattler( )
   elseif (action_type == "attack") then
-    self:changeAnimation("hit1")
+    --self:changeAnimation("hit1")
+    self:startChoregraphy("attack")
   else
     self:switchActiveBattler( )
   end
@@ -163,6 +170,8 @@ end
 function Hero:timerResponse(timer)
   if timer == "switchActiveBattler" then
     self.world:switchActiveBattler()
+  elseif timer == "wait" then
+    self.choregraphy.changeAction = true
   end
 end
 
@@ -183,6 +192,101 @@ function Hero:switchActiveBattler()
   self.tweens:newTimer(0.15, "switchActiveBattler")
 end
 
+-- CHOREGRAPHY FUNCTIONS
+-- All functions related to the choregraphy system
+
+function Hero:initChoregraphySystem()
+  self.choregraphy = {}
+  self.choregraphy.current      = 0
+  self.choregraphy.isFinished   = false
+  self.choregraphy.changeAction = true
+  self.choregraphy.data = {}
+  self.choregraphy.effectArea   = nil
+  self.choregraphy.dx           = self.x
+  self.choregraphy.dy           = self.y
+  self.choregraphy.blockedBy    = ""
+
+  self.isChoregraphyActive      = false
+end
+
+function Hero:startChoregraphy(skill, dx, dy)
+  local skill = require("datas.gamedata.skills." .. skill)
+  self.choregraphy.current      = 0
+  self.choregraphy.isFinished   = false
+  self.choregraphy.changeAction = true
+  self.choregraphy.data         = skill.choregraphy
+  self.choregraphy.effectArea   = skill.effectArea
+  self.choregraphy.dx           = dx or self.x
+  self.choregraphy.dy           = dy or self.y
+
+  self.isChoregraphyActive      = true
+end
+
+function Hero:updateChoregraphy(dt)
+  if (self.choregraphy.changeAction) then
+    self:switchAction()
+  end
+end
+
+function Hero:switchAction()
+  self.choregraphy.current = self.choregraphy.current + 1
+  local nextAction = self.choregraphy.data[self.choregraphy.current]
+  if nextAction == nil then
+    self.isChoregraphyActive = false
+    self:switchActiveBattler()
+  else
+    self:doChoregraphyAction(nextAction)
+  end
+end
+
+function Hero:doChoregraphyAction(choregraphyAction)
+  local type = choregraphyAction[1] or "unknown"
+  self.choregraphy.changeAction = true
+
+  if type == "wait" then
+    local duration = choregraphyAction[2] or 1
+    self:wait(duration)
+  elseif type == "setAnimation" then
+    local animation     = choregraphyAction[2]
+    local blockProcess  = choregraphyAction[3]
+    self:changeAnimation(animation)
+    if (blockProcess) then
+      self.choregraphy.blockedBy    = animation
+      self.choregraphy.changeAction = false
+    end
+  elseif type == "sendDamage" then
+    local xx = self.x + self.direction
+    local yy = self.y
+    local power     = choregraphyAction[2]
+    local accuracy  = choregraphyAction[3]
+    local isSpecial = choregraphyAction[4]
+    local isAerial  = choregraphyAction[5]
+    self:sendDamage(xx, yy, power, accuracy, isSpecial, isAerial)
+  elseif type == "addGFX" then
+    local sprite    = choregraphyAction[2]
+    local dx        = choregraphyAction[3]
+    local dy        = choregraphyAction[4]
+    local affectedByDirection = choregraphyAction[5]
+    if (affectedByDirection) then
+      dx = dx * self.direction
+    end
+    local blockProcess = choregraphyAction[6]
+
+    local x         = self.x
+    local y         = self.y
+    local z         = 0
+
+    self.world.obj.GFX(self.world, x + dx, y + dy, z, sprite, self, blockProcess)
+  else
+    core.debug:warning("cbs/hero", "unknown action type " .. type)
+  end
+end
+
+function Hero:wait(time)
+  self.tweens:newTimer(time, "wait")
+  self.choregraphy.changeAction = false
+end
+
 -- SPRITE FUNCTIONS
 -- Handle the hero sprite
 
@@ -195,17 +299,9 @@ function Hero:initSprite()
 end
 
 function Hero:animationEnded(animation)
-  if (animation == "hit1") then
-    self:sendDamage(self.x + self.direction, self.y, 33, 100, false, false)
-    self:changeAnimation("hit2")
-  elseif (animation == "hit2") then
-    self:sendDamage(self.x + self.direction, self.y, 33, 100, false, false)
-    self:changeAnimation("hit3")
-  elseif (animation == "hit3") then
-    self:sendDamage(self.x + self.direction, self.y, 33, 100, false, false)
-    core.debug:print("cbs/hero", "normal combo finished, switching actor")
-    self:changeAnimation("idle")
-    self:switchActiveBattler( )
+  if (animation == self.choregraphy.blockedBy) then
+    self.choregraphy.blockedBy    = ""
+    self.choregraphy.changeAction = true
   end
 end
 

sonic-radiance.love/scenes/battlesystem/actors/init.lua

@@ -4,5 +4,6 @@ local baseURI = "scenes.battlesystem.actors."
 
 entities.Hero       = require(baseURI .. "hero")
 entities.Ennemy     = require(baseURI .. "ennemy")
+entities.GFX        = require(baseURI .. "gfx")
 
 return entities

sonic-radiance.love/scenes/battlesystem/actors/parent.lua

@@ -28,7 +28,7 @@ function Parent:new(world, x, y, z)
   self.isDestroyed = false
 
   self.tweens = TweenManager(self)
-  
+
   self:setSprite()
   self:register()
 end

sonic-radiance.love/scenes/battlesystem/assets.lua

@@ -6,7 +6,8 @@ return {
     {"borders",       "assets/backgrounds/borders"},
   },
   ["sprites"]  = {
-    {"cursorground",  "assets/gui/cursor/ground"}
+    {"cursorground",  "assets/gui/cursor/ground"},
+    {"hitGFX",        "assets/sprites/gfx/hit"},
   },
   ["textures"] = {
     {"menucursor",    "assets/gui/cursor-menulist.png"},