feat: add damage system

Fixes: #90

sonic-radiance.love/datas/gamedata/maps/terrains.lua

@@ -70,7 +70,7 @@ return {
                 forceAction = nil,
                 level=-8,
                 height=0,
-                speedFactor = 0.66,
+                speedFactor = 0.5,
                 canJump = false,
             }
         },
@@ -79,7 +79,7 @@ return {
                 forceAction = nil,
                 level=0,
                 height=8,
-                speedFactor = 0.66,
+                speedFactor = 0.5,
                 canJump = false,
             }
         }

sonic-radiance.love/game/characters.lua

@@ -93,6 +93,17 @@ function CharacterManager:heal(name)
   self.list[name]:heal()
 end
 
+function CharacterManager:sendDamageFromMap(name, damageRatio)
+  local character = self.list[name]
+  if (character.hp > 0) then
+    local newHP = math.floor(character.hp - (character.stats.hpmax * damageRatio))
+    if (not game.difficulty:get("hazardMakesKo")) then
+      newHP = math.max(1, newHP)
+    end
+    self.list[name]:setHP(newHP, false)
+  end
+end
+
 function CharacterManager:addToTeam(name)
  self:heal(name)
  if (#self.team < 4) then

sonic-radiance.love/scenes/overworld/actors/player/health.lua

@@ -8,6 +8,7 @@ function PlayerHealth:initHealth()
     self.hpbar = ComplexHPBar(HPBAR_SIZE)
     self.hpbar:setColorForeground(248/255, 160/255, 0, 1)
     self.hpbar:setColorBackground(112/255, 0, 0)
+    self.fallDamage = 0
 end
 
 function PlayerHealth:drawHealth(x, y)
@@ -20,4 +21,16 @@ function PlayerHealth:drawHealth(x, y)
     end
 end
 
+function PlayerHealth:takeDamage(damage)
+    local damage = damage or 10
+    damage = damage / 100
+    if (game.difficulty:get("allDamage")) then
+        for _, name in ipairs(game.characters.team) do
+            game.characters:sendDamageFromMap(name, damage)
+        end
+    else
+        game.characters:sendDamageFromMap(game.characters.team[game.characters.active], damage)
+    end
+end
+
 return PlayerHealth

sonic-radiance.love/scenes/overworld/actors/player/init.lua

@@ -81,6 +81,7 @@ function Player:checkGround()
     if (self.z <= RESPAWN_LIMIT) then
       self.x = self.lastPos.x
       self.y = self.lastPos.y
+      self:takeDamage(self.fallDamage)
     end
   end
 end

sonic-radiance.love/scenes/overworld/actors/player/interactions.lua

@@ -129,8 +129,10 @@ function PlayerInteractions:setTerrainData(data)
   if (self.onGround) then
     self.speedFactor = data.speedFactor or 1
     self.canJump = data.canJump ~= false
+    self.canAct = data.canAct ~= false
     self.forceAction = data.forceAction
   end
+  self.fallDamage = data.fallDamage or 0
   self.terrain.data = data
 end
 

sonic-radiance.love/scenes/overworld/actors/player/team.lua

@@ -16,8 +16,19 @@ function Team:initTeam()
 end
 
 function Team:updateActiveCharacter()
-  if ((self.active.hp == 0) and not game.difficulty:get("playerKoChar")) then
-    self:switchActiveCharacter()
+  local everybodyIsKo = true
+  for id, name in ipairs(game.characters.team) do
+    if (game.characters.list[name].hp > 0) then
+      everybodyIsKo = false
+      break;
+    end
+  end
+  if (everybodyIsKo) then
+    self.scene:gameover()
+  else
+    if ((self.active.hp == 0) and not game.difficulty:get("playerKoChar")) then
+      self:switchActiveCharacter()
+    end
   end
 end
 

sonic-radiance.love/scenes/overworld/init.lua

@@ -139,6 +139,15 @@ function OverWorld:pause()
   screens.mainmenu.pause(self)
 end
 
+function OverWorld:gameover()
+  self.tweens:newTween(0,0.2, {backGroundOpacity=0.75}, "inQuad")
+  self.tweens:newTween(0,0.3, {borderPosition=30}, "inOutQuad")
+  self.tweens:newTween(0, 0.3, {emblemPosition=500}, "inOutQuad")
+  self.tweens:newTween(0, 0.3, {ringBorder=-16}, "inOutQuad")
+  self.world.isActive = false
+  screens.gameover(self)
+end
+
 function OverWorld:restored()
   self.world:restoreActions()
 end

sonic-radiance.love/scenes/overworld/screens/gameover.lua

@@ -0,0 +1,104 @@
+local BaseScreen = require "scenes.overworld.screens.parent"
+local GameOver = BaseScreen:extend()
+
+local TweenManager = require "game.modules.tweenmanager"
+
+local gui         = require "game.modules.gui"
+
+local tw, th = 128, 32
+local ConfirmDialog = require "game.modules.confirmdialog"
+
+
+local defTransitions = require "core.modules.transitions"
+local radTransitions = require "game.modules.transitions"
+local ConfirmDialog = require "game.modules.confirmdialog"
+
+function GameOver:new(scene)
+  GameOver.super.new(self, scene, "")
+  self.assets = scene.assets
+  self.turnSystem = scene.turns
+
+  self:setVariables()
+
+  self.continueBox    = gui.newTextBox("assets/gui/dialogbox.png", tw, th)
+
+  self.tweens = TweenManager(self)
+  self:prepareAnimation()
+end
+
+function GameOver:setVariables()
+  -- Vignette Opacity
+  self.vignetteOpacity  = 0
+
+  -- Battle FInished Label
+  self.labelOpacity     = 0
+  local width, height = core.screen:getDimensions()
+  self.labelX           = width/2
+
+  -- Infobox
+  self.tbSize     = 0.6
+  self.tbOpacity  = 0
+
+  self.continue = false
+  self.continueValue = -1
+end
+
+function GameOver:prepareAnimation()
+  -- Label
+  self.tweens:newTween(0, 0.6, {labelOpacity=1}, 'inExpo')
+  self.tweens:newTween(0.9, 0.4, {labelX=4}, 'inExpo')
+
+  self.tweens:newSwitch(1.8, {"continue"})
+end
+
+function GameOver:update(dt)
+  self.tweens:update(dt)
+
+  if (self.continue) then
+    self.continue = false
+
+    local confirm = ConfirmDialog(self.scene, "Do you want to return to title ? \nYou can also reload your latest save.",
+    function() self:returnToTitle() end, "Return to title",
+    function() self:loadLastSave() end, "Reload last save")
+    confirm.darken = false
+  end
+end
+
+function GameOver:draw()
+  local width, height = core.screen:getDimensions()
+  self:drawLabel(width/2, 48, self.labelX, self.labelOpacity)
+end
+
+function GameOver:drawVignette(width, height)
+  love.graphics.setColor(0, 0, 0, self.vignetteOpacity)
+
+  love.graphics.rectangle("fill", 0, 0, width, height)
+end
+
+function GameOver:drawLabel(x, y, x2, opacity)
+  love.graphics.setColor(1, 1, 1, opacity)
+
+  self.assets.fonts["SA2font"]:print("GAME", x - x2, y, "right")
+  self.assets.fonts["SA2font"]:print("OVER", x + x2, y, "left")
+end
+
+function GameOver:drawContinueBox(x, y, continueValue, size, opacity)
+  love.graphics.setColor(1, 1, 1, opacity)
+  love.graphics.draw(self.continueBox, x, y, 0, size, size, tw/2, th/2)
+  local text = "continue"
+  if (continueValue == 1) then
+    text = "quit"
+  end
+  self.assets.images["arrow"]:draw(x - continueValue*64, y, math.rad(-90) * continueValue, continueValue, 1, 13, 13)
+  self.assets.fonts["SA2font"]:print(text, x, y-13, "center")
+end
+
+function GameOver:returnToTitle()
+  core.screen:startTransition(defTransitions.default, defTransitions.circle, function() scenes.title(true) end, 424/2, 240/2)
+end
+function GameOver:loadLastSave()
+  self.scene.tweens:newTween(0, 0.3, {borderPosition=0}, "inOutQuad")
+  core.screen:startTransition(defTransitions.default, defTransitions.default, function() game:reload() scenes.overworld() end, 424/2, 240/2)
+end
+
+return GameOver

sonic-radiance.love/scenes/overworld/screens/init.lua

@@ -1,3 +1,4 @@
 return {
-  mainmenu = require "scenes.overworld.screens.mainmenu"
+  mainmenu = require "scenes.overworld.screens.mainmenu",
+  gameover = require "scenes.overworld.screens.gameover"
 }