feat: add boss hp bar

Fixes #25

sonic-radiance.love/game/modules/gui/bosshpbar.lua

@@ -0,0 +1,30 @@
+local BossHpBar = Object:extend()
+
+local TweenManager = require "game.modules.tweenmanager"
+local ComplexHPBar = require "game.modules.gui.complexhpbar"
+
+function BossHpBar:new(hp)
+    self.tweens = TweenManager(self)
+    self.hp = hp
+    self.baseHP = hp
+    self.hpbar = ComplexHPBar(120)
+    self.hpbar:setColorForeground(248/255, 160/255, 0, 1)
+    self.hpbar:setColorBackground(112/255, 0, 0)
+
+    self.bossTexture = love.graphics.newImage("assets/gui/strings/boss.png")
+end
+
+function BossHpBar:setHP(newHP)
+  self.tweens:newTween(0, 0.1, {hp = newHP}, 'inCubic')
+end
+
+function BossHpBar:update(dt)
+  self.tweens:update(dt)
+end
+
+function BossHpBar:draw(x, y)
+    self.hpbar:draw(x, y, self.hp / self.baseHP)
+    love.graphics.draw(self.bossTexture, x + 98, y + 10)
+end
+
+return BossHpBar

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

@@ -22,7 +22,7 @@ function Ennemy:draw()
   self:drawSprite(0, -self.z)
   local x, y = self.world.map:gridToPixel(self.x, self.y, true)
 
-  self.owner:drawHUD(x - 12, y - self.owner.abstract.data.hudHeight - self.z)
+  self.owner:drawOversprite(x - 12, y - (self.owner.abstract.data.hudHeight * self.sprite.sy) - self.z)
 
   if (self.isSelected) then
     local height = 32

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

@@ -37,6 +37,7 @@ return {
     {"game", "assets/gui/strings/game.png"},
     {"over", "assets/gui/strings/over.png"},
     {"arrow", "assets/gui/arrow.png"},
+    {"crown", "assets/gui/crown.png"}
   },
   ["fonts"]    = {
     {"small",         "assets/gui/fonts/PixelOperator.ttf", 16},

sonic-radiance.love/scenes/battlesystem/controllers/ennemy.lua

@@ -37,4 +37,10 @@ function EnnemyController:addBoss(ennData)
   self:add(boss)
 end
 
+function EnnemyController:draw()
+  for i, villain in ipairs(self.list) do
+    villain:drawHUD()
+  end
+end
+
 return EnnemyController

sonic-radiance.love/scenes/battlesystem/controllers/fighters/villain.lua

@@ -2,6 +2,7 @@ local FighterParent = require "scenes.battlesystem.controllers.fighters.parent"
 local VillainFighter = FighterParent:extend()
 
 local SimpleHPBar   = require "game.modules.gui.simplehpbar"
+local BossHPBar   = require "game.modules.gui.bosshpbar"
 local EnnemyAction = require "scenes.battlesystem.controllers.fighters.systems.ennemyaction"
 local behaviourList = require "scenes.battlesystem.controllers.fighters.systems.behaviours"
 
@@ -24,6 +25,11 @@ end
 
 function VillainFighter:updateAssets(dt)
   self.hpbar:update(dt)
+  if (self.bossHpBar ~= nil) then
+    self.bossHpBar:update(dt)
+  else
+    self.bossHpBar = BossHPBar(self.abstract.hp)
+  end
 end
 
 function VillainFighter:getAbstract()
@@ -84,6 +90,7 @@ end
 function VillainFighter:setHP(value, relative)
   VillainFighter.super.setHP(self, value, relative)
   self.hpbar:setHP(self.abstract.hp)
+  self.bossHpBar:setHP(self.abstract.hp)
 end
 
 -- DRAW FUNCTIONS
@@ -92,9 +99,17 @@ function VillainFighter:drawIcon(x, y)
   self.assets.fonts["hudnbrs_small"]:print(self.id, x+10, y+8)
 end
 
-function VillainFighter:drawHUD(x, y)
+function VillainFighter:drawOversprite(x, y)
   if (not self.isBoss) then
     self.hpbar:draw(x, y)
+  else
+    self.assets.images["crown"]:draw(x, y - 2)
+  end
+end
+
+function VillainFighter:drawHUD()
+  if (self.isBoss and self.bossHpBar ~= nil) then
+    self.bossHpBar:draw(280, 28)
   end
 end