From 804e71083e4df85c4f0692553de3084f0ed4cd9a Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Fri, 22 Apr 2022 01:11:24 +0200
Subject: Added Stats for lifes points and other kind of gameplay state

---
 CMakeLists.txt |  1 +
 Game.h         |  1 -
 GameScreen.cpp | 15 ++++++++-------
 GameScreen.h   |  2 ++
 Stage.h        |  6 +++++-
 Stats.cpp      |  8 ++++++++
 Stats.h        | 10 ++++++++++
 TestStage.cpp  | 12 ++++--------
 TestStage.h    |  1 -
 9 files changed, 38 insertions(+), 18 deletions(-)
 create mode 100644 Stats.cpp
 create mode 100644 Stats.h

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 42eccd4..176b3f8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -30,6 +30,7 @@ add_executable(
     main.cpp
     Oscillating.cpp
     Player.cpp
+    Stats.cpp
     TestStage.cpp
     TitleScreen.cpp
     WaveGenerator.cpp
diff --git a/Game.h b/Game.h
index b047336..702ed17 100644
--- a/Game.h
+++ b/Game.h
@@ -11,7 +11,6 @@ public:
     void set(std::unique_ptr<Screen> screen);
     void update(float dt);
     void draw();
-
 private:
     std::unique_ptr<Screen> m_screen;
 };
diff --git a/GameScreen.cpp b/GameScreen.cpp
index 02aab00..f813a60 100644
--- a/GameScreen.cpp
+++ b/GameScreen.cpp
@@ -9,25 +9,26 @@
 
 
 GameScreen::GameScreen(std::unique_ptr<Stage> stage) :
-    m_stage {std::move(stage)}
+    m_stage {std::move(stage)},
+    m_stats {std::make_shared<Stats>()}
 {
+    m_stage->m_stats = m_stats;
 }
 
 
 void
 GameScreen::update(const float dt)
 {
-    if (m_stage)
-        m_stage->update(dt);
+    m_stage->update(dt);
 }
 
 
 void
 GameScreen::draw()
 {
-    if (m_stage) {
-        m_stage->draw();
-        DrawText(TextFormat("%d", m_stage->total_bullets()), 5, 25, 20, DARKGRAY);
-    }
+    m_stage->draw();
+    DrawText(TextFormat("%d", m_stats->total_bullets), 5, 25, 20, DARKGRAY);
+    DrawText(TextFormat("%d", m_stats->lifes), 5, 45, 20, DARKGREEN);
+    DrawText(TextFormat("%d", m_stats->points), 5, 65, 20, GOLD);
     DrawFPS(5, 5);
 }
diff --git a/GameScreen.h b/GameScreen.h
index 5b43512..dd0a615 100644
--- a/GameScreen.h
+++ b/GameScreen.h
@@ -6,6 +6,7 @@
 
 #include "Screen.h"
 #include "Stage.h"
+#include "Stats.h"
 
 
 class GameScreen : public Screen
@@ -16,4 +17,5 @@ public:
     void draw() override;
 private:
     std::unique_ptr<Stage> m_stage;
+    std::shared_ptr<Stats> m_stats;
 };
diff --git a/Stage.h b/Stage.h
index 0a0cb46..fcb69b3 100644
--- a/Stage.h
+++ b/Stage.h
@@ -1,10 +1,14 @@
 #pragma once
 
+#include <memory>
+
+#include "Stats.h"
+
 
 struct Stage
 {
     virtual ~Stage() = default;
     virtual void update(float dt) = 0;
     virtual void draw() = 0;
-    virtual int total_bullets() const = 0;
+    std::shared_ptr<Stats> m_stats;
 };
diff --git a/Stats.cpp b/Stats.cpp
new file mode 100644
index 0000000..dd2e581
--- /dev/null
+++ b/Stats.cpp
@@ -0,0 +1,8 @@
+#include "Stats.h"
+
+
+Stats::Stats() :
+    lifes {3},
+    points {0}
+{
+}
diff --git a/Stats.h b/Stats.h
new file mode 100644
index 0000000..ea46681
--- /dev/null
+++ b/Stats.h
@@ -0,0 +1,10 @@
+#pragma once
+
+
+struct Stats
+{
+    Stats();
+    int lifes;
+    int points;
+    int total_bullets;
+};
diff --git a/TestStage.cpp b/TestStage.cpp
index fdd833d..e6ff74a 100644
--- a/TestStage.cpp
+++ b/TestStage.cpp
@@ -24,7 +24,10 @@ TestStage::update(const float dt)
         enemy.update(dt);
     m_const.update(dt);
     bool collided = m_player.collide(m_const.m_bullets);
-    (void) collided;
+    if (m_stats) {
+        m_stats->total_bullets = m_const.m_bullets.size();
+        if (collided) m_stats->lifes--;
+    }
 }
 
 
@@ -36,10 +39,3 @@ TestStage::draw()
         enemy.draw();
     m_player.draw();
 }
-
-
-int
-TestStage::total_bullets() const
-{
-    return m_const.m_bullets.size();
-}
diff --git a/TestStage.h b/TestStage.h
index 0e90ab6..7ddbe06 100644
--- a/TestStage.h
+++ b/TestStage.h
@@ -14,7 +14,6 @@ public:
     TestStage();
     void update(float dt) override;
     void draw() override;
-    int total_bullets() const override;
 private:
     Player m_player;
     ConstantVelocitySystem m_const;
-- 
cgit v1.1