From 447c6bee7e4e58df23f0aedb0dbf0939a6ee7bdc Mon Sep 17 00:00:00 2001
From: dg <dg@51575b47-30f0-44d4-a5cc-537603b46e54>
Date: Fri, 11 Nov 2011 17:17:59 +0000
Subject: [PATCH] Hooks system added so taht addons do their addon things
git-svn-id: http://svn.net-core.org/repos/t-engine4@4643 51575b47-30f0-44d4-a5cc-537603b46e54
---
game/engines/default/engine/class.lua | 31 ++++++++++++++++++++
game/modules/tome/class/Actor.lua | 3 ++
game/modules/tome/class/interface/Combat.lua | 3 ++
game/modules/tome/data/damage_types.lua | 10 +++++--
4 files changed, 45 insertions(+), 2 deletions(-)
diff --git a/game/engines/default/engine/class.lua b/game/engines/default/engine/class.lua
index 9623079c6d..48fe9c27d6 100644
--- a/game/engines/default/engine/class.lua
+++ b/game/engines/default/engine/class.lua
@@ -167,6 +167,36 @@ function _M:replaceWith(t)
setmetatable(self, getmetatable(t))
end
+-- ---------------------------------------------------------------------
+-- ---------------------------------------------------------------------
+-- Hooks & Events system
+-- ---------------------------------------------------------------------
+-- ---------------------------------------------------------------------
+
+local _hooks = {hooks={}, list={}}
+
+function _M:bindHook(hook, fct)
+ _hooks.list[hook] = _hooks.list[hook] or {}
+ table.insert(_hooks.list[hook], fct)
+
+ local sfct = [[return function(l, self, data) local ok=false]]
+
+ for i, fct in ipairs(_hooks.list[hook]) do
+ sfct = sfct..([[ if l[%d](self, data) then ok=true end]]):format(i)
+ end
+
+ sfct = sfct..[[ return ok end]]
+ local f, err = loadstring(sfct)
+ if not f then error(err) end
+ _hooks.hooks[hook] = f()
+end
+
+function _M:triggerHook(hook)
+ local h = hook[1]
+ if not _hooks.hooks[h] then return end
+ return _hooks.hooks[h](_hooks.list[h], self, hook)
+end
+
-- ---------------------------------------------------------------------
-- ---------------------------------------------------------------------
-- LOAD & SAVE
@@ -181,6 +211,7 @@ function _M:save(filter, allow)
filter._no_save_fields = true
filter._mo = true
filter._mo_final = true
+ filter._hooks = true
else
filter.__CLASSNAME = true
end
diff --git a/game/modules/tome/class/Actor.lua b/game/modules/tome/class/Actor.lua
index 087d91943a..0c2994ac5d 100644
--- a/game/modules/tome/class/Actor.lua
+++ b/game/modules/tome/class/Actor.lua
@@ -1446,6 +1446,9 @@ function _M:onTakeHit(value, src)
end
end
+ local hd = {"Actor:takeHit", value=value, src=src}
+ if self:triggerHook(hd) then value = hd.value end
+
-- Resource leech
if value > 0 and src and src:attr("resource_leech_chance") and rng.percent(src.resource_leech_chance) then
local leech = src.resource_leech_value
diff --git a/game/modules/tome/class/interface/Combat.lua b/game/modules/tome/class/interface/Combat.lua
index e8f090f523..daf8824059 100644
--- a/game/modules/tome/class/interface/Combat.lua
+++ b/game/modules/tome/class/interface/Combat.lua
@@ -601,6 +601,9 @@ function _M:attackTargetWith(target, weapon, damtype, mult, force_dam)
end
end
+ local hd = {"Combat:attackTargetWith", hitted=hitted, target=target, weapon=weapon, damtype=damtype, mult=mult}
+ if self:triggerHook(hd) then hitted = hd.hitted end
+
-- Visual feedback
if hitted then game.level.map:particleEmitter(target.x, target.y, 1, "melee_attack", {color=target.blood_color}) end
diff --git a/game/modules/tome/data/damage_types.lua b/game/modules/tome/data/damage_types.lua
index f369e3111b..8d56bf30ae 100644
--- a/game/modules/tome/data/damage_types.lua
+++ b/game/modules/tome/data/damage_types.lua
@@ -30,6 +30,9 @@ setDefaultProjector(function(src, x, y, type, dam, tmp, no_martyr)
print("[PROJECTOR] starting dam", dam)
+ local hd = {"DamageProjector:base", src=src, x=x, y=y, type=type, dam=dam}
+ if self:triggerHook(hd) then dam = hd.dam end
+
-- Difficulty settings
if game.difficulty == game.DIFFICULTY_EASY and rtarget.player then
dam = dam * 0.7
@@ -64,7 +67,7 @@ setDefaultProjector(function(src, x, y, type, dam, tmp, no_martyr)
dam = dam + dam * target:attr("inc_necrotic_minions") / 100
print("[PROJECTOR] after necrotic increase dam", dam)
end
-
+
if target.isTalentActive and target:isTalentActive(target.T_GESTURE_OF_GUARDING) then
local t = target:getTalentFromId(target.T_GESTURE_OF_GUARDING)
dam = t.on_damageInflicted(target, t, type, dam, src)
@@ -184,7 +187,7 @@ setDefaultProjector(function(src, x, y, type, dam, tmp, no_martyr)
local t = target:getTalentFromId(target.T_ENERGY_DECOMPOSITION)
dam = t.on_damage(target, t, type, dam)
end
-
+
if target.isTalentActive and target:isTalentActive(target.T_GESTURE_OF_GUARDING) then
local t = target:getTalentFromId(target.T_GESTURE_OF_GUARDING)
dam = t.on_damageReceived(target, t, type, dam, src)
@@ -212,6 +215,9 @@ setDefaultProjector(function(src, x, y, type, dam, tmp, no_martyr)
print("[PROJECTOR] final dam", dam)
+ local hd = {"DamageProjector:final", src=src, x=x, y=y, type=type, dam=dam}
+ if self:triggerHook(hd) then dam = hd.dam end
+
local source_talent = src.__projecting_for and src.__projecting_for.project_type and (src.__projecting_for.project_type.talent_id or src.__projecting_for.project_type.talent) and src.getTalentFromId and src:getTalentFromId(src.__projecting_for.project_type.talent or src.__projecting_for.project_type.talent_id)
local dead
dead, dam = target:takeHit(dam, src, {damtype=type, source_talent=source_talent})
--
GitLab