From ae81b99958b33ce457dec269fbc035c54940484b Mon Sep 17 00:00:00 2001
From: Tamir Atias <engine.games@gmail.com>
Date: Mon, 16 Jan 2012 20:20:01 +0200
Subject: [PATCH] [Add] Event history box.

---
 src/Unuk/Game.cpp               |  2 ++
 src/Unuk/Game.h                 |  3 ++
 src/libUnuk/UI/EventHistory.cpp | 51 +++++++++++++++++++++++++++++++++
 src/libUnuk/UI/EventHistory.h   | 28 ++++++++++++++++++
 4 files changed, 84 insertions(+)
 create mode 100644 src/libUnuk/UI/EventHistory.cpp
 create mode 100644 src/libUnuk/UI/EventHistory.h

diff --git a/src/Unuk/Game.cpp b/src/Unuk/Game.cpp
index f5f9c3a..255bed6 100644
--- a/src/Unuk/Game.cpp
+++ b/src/Unuk/Game.cpp
@@ -211,6 +211,8 @@ void Game::Render(void) {
       _npcHealth.RenderLiteral();
     }
 
+    _eventHistory.Render();
+
   } else {
     _ingameMenu.Render();
   }
diff --git a/src/Unuk/Game.h b/src/Unuk/Game.h
index ce6daa6..68b9ab0 100644
--- a/src/Unuk/Game.h
+++ b/src/Unuk/Game.h
@@ -16,6 +16,7 @@
 #include "../libUnuk/System/Debug.h"
 #include "../libUnuk/UI/Text.h"
 #include "../libUnuk/UI/Bar.h"
+#include "../libUnuk/UI/EventHistory.h"
 #include "../libUnuk/Engine/MemClass.h"
 using namespace std;
 
@@ -59,4 +60,6 @@ private:
 
   Text  _playerHealth;
   Bar   _playerHealthBar;
+
+  EventHistory _eventHistory;
 };
diff --git a/src/libUnuk/UI/EventHistory.cpp b/src/libUnuk/UI/EventHistory.cpp
new file mode 100644
index 0000000..0ced2df
--- /dev/null
+++ b/src/libUnuk/UI/EventHistory.cpp
@@ -0,0 +1,51 @@
+#include "EventHistory.h"
+#include "../../Unuk/Constants.h"
+
+const int EventHistory::BOX_WIDTH   = 350;
+const int EventHistory::BOX_HEIGHT  = 130;
+
+EventHistory::EventHistory(void) {
+  _background.SetXY(SCREEN_WIDTH/2 - BOX_WIDTH/2, 10);
+  _background.SetWidthHeight(BOX_WIDTH, BOX_HEIGHT);
+  _background.SetRGB(0, 0, 0);
+
+  _text.SetXY(_background.GetX() + 5, _background.GetY() + 5);
+  
+  _visible = false;
+}
+
+EventHistory::~EventHistory(void) {
+}
+
+void EventHistory::LogEvent(const std::string& evtText) {
+  _events.push_back(evtText);
+
+  if(_events.size() > 5) {
+    _events.erase(_events.begin());
+  }
+
+  std::string textStr;
+  for(std::list<std::string>::iterator evIt = _events.begin(); evIt != _events.end(); ++evIt) {
+    textStr.append(*evIt);
+    textStr.append("\n");
+  }
+
+  _text.SetTextBlended(textStr, small, 255, 255, 255);
+
+  _timeToVanish.Start();
+  _visible = true;
+}
+
+void EventHistory::Render(void) {
+  if(_visible && (_timeToVanish.GetTicks() >= 2500)) {
+    _timeToVanish.Stop();
+    _visible = false;
+  }
+
+  if(!_visible) {
+    return;
+  }
+
+  _background.DrawLiteral();
+  _text.RenderLiteral();
+}
\ No newline at end of file
diff --git a/src/libUnuk/UI/EventHistory.h b/src/libUnuk/UI/EventHistory.h
new file mode 100644
index 0000000..c237a95
--- /dev/null
+++ b/src/libUnuk/UI/EventHistory.h
@@ -0,0 +1,28 @@
+#pragma once
+#include <string>
+#include <list>
+
+#include "Text.h"
+#include "../System/Rect.h"
+#include "../System/Timer.h"
+
+class EventHistory {
+public:
+  EventHistory(void);
+  ~EventHistory(void);
+
+  void LogEvent(const std::string& evtText);
+
+  void Render(void);
+
+private:
+  std::list<std::string> _events;
+  Text _text;
+  Rect _background;
+
+  Timer _timeToVanish;
+  bool _visible;
+
+  static const int BOX_WIDTH;
+  static const int BOX_HEIGHT;
+};
\ No newline at end of file