From 853976f56d6d19e01aa777db6c46410e2b12d80a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matt=C3=A9o=20Delabre?= <contact@matteodelabre.me>
Date: Fri, 29 Apr 2016 02:57:23 +0200
Subject: [PATCH] =?UTF-8?q?Correction=20m=C3=A0j=20ic=C3=B4ne=20musique?=
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---
 include/states/level.hpp |  1 +
 src/states/level.cpp     | 21 ++++++++++++++-------
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/include/states/level.hpp b/include/states/level.hpp
index 9f3b4c2..ffb5f6f 100644
--- a/include/states/level.hpp
+++ b/include/states/level.hpp
@@ -38,6 +38,7 @@ private:
     std::vector<sf::Vector2f> zone;
 
     sfg::Button::Ptr mute_button;
+    bool previously_muted_state;
 
 protected:
     ActionToolbar action_toolbar;
diff --git a/src/states/level.cpp b/src/states/level.cpp
index 941519f..1ba4903 100644
--- a/src/states/level.cpp
+++ b/src/states/level.cpp
@@ -49,7 +49,8 @@ namespace {
 }
 
 Level::Level(Manager& manager) : State(manager),
-    gravity_direction(Utility::Direction::SOUTH) {
+    gravity_direction(Utility::Direction::SOUTH),
+    previously_muted_state(!ResourceManager::get().isMuted()) {
 
     // métadonnées par défaut
     setName(sf::String("Nouveau niveau"));
@@ -282,12 +283,18 @@ void Level::frame() {
     sf::Vector2i window_size = (sf::Vector2i) window.getSize();
 
     // mise à jour de l'icône du mute en fonction de l'état
-    if (ResourceManager::get().isMuted()) {
-        std::static_pointer_cast<sfg::Image>(mute_button->GetChild())
-            ->SetImage(*ResourceManager::get().getImage("no_music.tga"));
-    } else {
-        std::static_pointer_cast<sfg::Image>(mute_button->GetChild())
-            ->SetImage(*ResourceManager::get().getImage("music.tga"));
+    if (previously_muted_state != ResourceManager::get().isMuted()) {
+        if (ResourceManager::get().isMuted()) {
+            previously_muted_state = true;
+            mute_button->SetImage(sfg::Image::Create(
+                *ResourceManager::get().getImage("no_music.tga")
+            ));
+        } else {
+            previously_muted_state = false;
+            mute_button->SetImage(sfg::Image::Create(
+                *ResourceManager::get().getImage("music.tga")
+            ));
+        }
     }
 
     // positionnement de la barre d'actions