Erwan

- bug fix in JGE++ audio (improve HBL compatibility)
- Added new rewards in story mode: random card, card (either by "name" or id), specific set
- Story mode: added possibility to choose music, and bg for duel.
-- See "01. Where it all begins" for examples of new features

projects/mtg/src/GuiBackground.cpp

@@ -1,6 +1,8 @@
 #include "../include/config.h"
 #include "../include/GameApp.h"
 #include "../include/GuiBackground.h"
+#include "../include/GameObserver.h"
+#include "../include/Rules.h"
 
 GuiBackground::GuiBackground()
 {
@@ -13,5 +15,14 @@ GuiBackground::~GuiBackground()
 void GuiBackground::Render()
 {
   JRenderer* renderer = JRenderer::GetInstance();
-  renderer->RenderQuad(resources.RetrieveTempQuad("backdrop.jpg"), 0, 18);
+  JQuad * quad = NULL;
+  GameObserver * go = GameObserver::GetInstance();
+  if (go && go->mRules && go->mRules->bg.size()) {
+    quad = resources.RetrieveTempQuad(go->mRules->bg);
+  }
+  if (!quad) {
+     quad = resources.RetrieveTempQuad("backdrop.jpg");
+  }
+  if (!quad) return;
+  renderer->RenderQuad(quad, 0, 18);
 }