From c7ed391e87431921615d9a36b53e85fc028e2f46 Mon Sep 17 00:00:00 2001
From: emb <>
Date: Wed, 18 Nov 2015 23:06:02 -0600
Subject: [PATCH] Adding event callback handling. Crash with animations exists
 (must stop animation too)

---
 RetroFE/Source/CMakeLists.txt |  4 ++++
 RetroFE/Source/LuaEvents.cpp  |  6 +++---
 RetroFE/Source/LuaEvents.h    | 12 ------------
 RetroFE/Source/RetroFE.cpp    | 13 ++++++++++---
 RetroFE/Source/RetroFE.h      |  2 ++
 5 files changed, 19 insertions(+), 18 deletions(-)
 delete mode 100644 RetroFE/Source/LuaEvents.h

diff --git a/RetroFE/Source/CMakeLists.txt b/RetroFE/Source/CMakeLists.txt
index f5284c8..637e831 100644
--- a/RetroFE/Source/CMakeLists.txt
+++ b/RetroFE/Source/CMakeLists.txt
@@ -98,9 +98,11 @@ set(RETROFE_HEADERS
 	"${RETROFE_DIR}/Source/Graphics/Component/ComponentFactory.h"
 	"${RETROFE_DIR}/Source/Lua/Lua.h"
 	"${RETROFE_DIR}/Source/Lua/LuaDisplay.h"
+	"${RETROFE_DIR}/Source/Lua/LuaEvent.h"
 	"${RETROFE_DIR}/Source/Lua/LuaImage.h"
 	"${RETROFE_DIR}/Source/Lua/LuaLog.h"
 	"${RETROFE_DIR}/Source/RetroFE.h"
+	"${RETROFE_DIR}/Source/StateMachine.h"
 	"${RETROFE_DIR}/Source/SDL.h"
 	"${RETROFE_DIR}/Source/Version.h"
 )
@@ -115,9 +117,11 @@ set(RETROFE_SOURCES
 	"${RETROFE_DIR}/Source/Lua/Lua.cpp"
 	"${RETROFE_DIR}/Source/Lua/LuaDisplay.cpp"
 	"${RETROFE_DIR}/Source/Lua/LuaImage.cpp"
+	"${RETROFE_DIR}/Source/Lua/LuaEvent.cpp"
 	"${RETROFE_DIR}/Source/Lua/LuaLog.cpp"
 	"${RETROFE_DIR}/Source/Main.cpp"
 	"${RETROFE_DIR}/Source/RetroFE.cpp"
+	"${RETROFE_DIR}/Source/StateMachine.cpp"
 	"${RETROFE_DIR}/Source/SDL.cpp"
 	"${RETROFE_DIR}/Source/Version.cpp"
 )
diff --git a/RetroFE/Source/LuaEvents.cpp b/RetroFE/Source/LuaEvents.cpp
index e2f7369..741b28f 100644
--- a/RetroFE/Source/LuaEvents.cpp
+++ b/RetroFE/Source/LuaEvents.cpp
@@ -1,11 +1,11 @@
-#include "LuaEvents.h"
+#include "LuaEvent.h"
 
-void LuaEvents::registerOnInit(std::string functionName)
+void LuaEvent::registerOnInit(std::string functionName)
 {
   onInit_.push_back(functionName);
 }
 
-void LuaEvents::triggerOnInit(lua_State *l)
+void LuaEvent::triggerOnInit(lua_State *l)
 {
   for(unsigned int i = 0;  i < onInit_.size(); ++i) {
     lua_getglobal(l, onInit_[i].c_str());
diff --git a/RetroFE/Source/LuaEvents.h b/RetroFE/Source/LuaEvents.h
deleted file mode 100644
index 26e3381..0000000
--- a/RetroFE/Source/LuaEvents.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#pragma once
-#include "Lua.h"
-#include <string>
-#include <vector>
-
-class LuaEvents {
-public:
-  void registerOnInit(std::string functionName);
-  void triggerOnInit(lua_State *l);
-private:  
-  std::vector<std::string> onInit_;
-};
\ No newline at end of file
diff --git a/RetroFE/Source/RetroFE.cpp b/RetroFE/Source/RetroFE.cpp
index 78cd3d0..5f3c9fa 100644
--- a/RetroFE/Source/RetroFE.cpp
+++ b/RetroFE/Source/RetroFE.cpp
@@ -15,6 +15,7 @@
  */
 
 #include "RetroFE.h"
+#include "StateMachine.h"
 #include "Utility/Log.h"
 #include "Utility/Utils.h"
 #include "SDL.h"
@@ -23,6 +24,7 @@
 #include "Lua/LuaDisplay.h"
 #include "Lua/LuaImage.h"
 #include "Lua/LuaLog.h"
+#include "Lua/LuaEvent.h"
 #include <vector>
 
 #ifdef __linux
@@ -73,9 +75,7 @@ const luaL_Reg RetroFE::luaImageFuncs[] = {
   {"setAlpha", LuaImage::setAlpha},
   {"addAnimation", LuaImage::addAnimation},
   {"animate", LuaImage::animate},
-#if 0
-  {"delete", lua_imageDelete},
-#endif
+  {"destroy", LuaImage::destroy},
   {NULL, NULL}
 };
 
@@ -121,6 +121,9 @@ void RetroFE::reloadLuaScripts()
     std::string path = config_.absolutePath + "/layouts/LUATest/Page.lua";
     luaL_loadfile(lua_.state, path.c_str());
     lua_pcall(lua_.state, 0, LUA_MULTRET, 0);
+
+    luaEvent_.registerCallback("onInitEnter", "onInitEnter", "onInitEnterComplete");
+    luaEvent_.registerCallback("onInitExit", "onInitExit", "onInitExitComplete");
 }
 
 RetroFE::RetroFE(Configuration &c)
@@ -139,6 +142,7 @@ void RetroFE::run()
     if(!SDL::initialize(config_)) return;
 
     initializeLua();
+    StateMachine state(lua_.state, &luaEvent_);
 
     reloadLuaScripts();
 //    events.triggerOnInit(lua_.state);
@@ -148,6 +152,7 @@ void RetroFE::run()
     double deltaTime = 0;
     while(!quit) {
 
+
         lastTime = currentTime;
         currentTime = static_cast<float>(SDL_GetTicks()) / 1000;
 
@@ -163,6 +168,8 @@ void RetroFE::run()
 
         deltaTime = currentTime - lastTime;
 
+        state.update((float)deltaTime);
+
         SDL_LockMutex(SDL::getMutex());
         SDL_SetRenderDrawColor(SDL::getRenderer(), 0x0, 0x0, 0x00, 0xFF);
         SDL_RenderClear(SDL::getRenderer());
diff --git a/RetroFE/Source/RetroFE.h b/RetroFE/Source/RetroFE.h
index 43cba46..ba4c00e 100644
--- a/RetroFE/Source/RetroFE.h
+++ b/RetroFE/Source/RetroFE.h
@@ -16,6 +16,7 @@
 #pragma once
 
 #include "Lua/Lua.h"
+#include "Lua/LuaEvent.h"
 #include "Database/Configuration.h"
 #include "Graphics/Component/ComponentFactory.h"
 #include <SDL2/SDL.h>
@@ -33,6 +34,7 @@ private:
     ComponentFactory factory_;
     Configuration &config_;
     Lua lua_;
+    LuaEvent luaEvent_;
     static const luaL_Reg luaDisplayFuncs[];
     static const luaL_Reg luaLogFuncs[];
     static const luaL_Reg luaImageFuncs[];