From a0780c7a8c603243cb473155c20364b15d54d135 Mon Sep 17 00:00:00 2001
From: Corentin Jabot <corentinjabot@gmail.com>
Date: Thu, 24 Jun 2021 10:44:13 +0200
Subject: [PATCH] Display the number of remaining lives

---
 lib/Canvas.cpp | 14 ++++++++++++++
 lib/Canvas.hpp |  1 +
 2 files changed, 15 insertions(+)

diff --git a/lib/Canvas.cpp b/lib/Canvas.cpp
index b58bdd4..525705a 100644
--- a/lib/Canvas.cpp
+++ b/lib/Canvas.cpp
@@ -25,6 +25,7 @@ void Canvas::update(const PacMan & pacMan, const Pellets & pellets, const SuperP
   renderSuperPellets(superPellets);
   renderPacMan(pacMan);
   renderScore(score.points);
+  renderLives(score.lives);
 
   render();
 }
@@ -85,6 +86,19 @@ void Canvas::renderScore(int score) {
   window.draw(text);
 }
 
+void Canvas::renderLives(int lives) {
+    constexpr PositionInt liveSprite{3, 0};
+    const int x = LEFT_MARGIN + MAZE_WIDTH + LEFT_MARGIN;
+    const int y = maze_texture.getSize().y;
+
+    Sprite pacmanSprite = getSprite(liveSprite);
+    for(int i = 0; i < lives - 1; i++) {
+        PositionInt pos{x + i * pacmanSprite.getTextureRect().width, y};
+        pacmanSprite.setPosition(pos.x, pos.y);
+        window.draw(pacmanSprite);
+    }
+}
+
 Rect Canvas::windowDimensions() {
   return { 0, 0, LEFT_MARGIN + MAZE_WIDTH + SCORE_WIDTH, TOP_MARGIN + MAZE_HEIGHT + BOTTOM_MARGIN };
 }
diff --git a/lib/Canvas.hpp b/lib/Canvas.hpp
index 4268789..002c09f 100644
--- a/lib/Canvas.hpp
+++ b/lib/Canvas.hpp
@@ -33,6 +33,7 @@ private:
   void renderSprite(Sprite sprite, Position pos);
 
   void renderScore(int score);
+  void renderLives(int lives);
 
   static Rect windowDimensions();
   static sf::Texture loadTexture(std::string_view path);