From 166193764bf8328dd6f597575e3b0b0800d3304a Mon Sep 17 00:00:00 2001
From: otya128 <otya128@users.noreply.github.com>
Date: Sat, 31 Dec 2016 21:49:20 +0900
Subject: [PATCH] Implement BGSCALE(2)

---
 SMILEBASIC/bg.d               | 5 +++++
 SMILEBASIC/builtinfunctions.d | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/SMILEBASIC/bg.d b/SMILEBASIC/bg.d
index a572111..8a4d192 100644
--- a/SMILEBASIC/bg.d
+++ b/SMILEBASIC/bg.d
@@ -187,6 +187,11 @@ class BG
         this.scalex = x;
         this.scaley = y;
     }
+    void getScale(out double x, out double y)
+    {
+        x = this.scalex;
+        y = this.scaley;
+    }
     void rot(int rot)
     {
         this.r = rot;
diff --git a/SMILEBASIC/builtinfunctions.d b/SMILEBASIC/builtinfunctions.d
index 3acbd85..d510c76 100644
--- a/SMILEBASIC/builtinfunctions.d
+++ b/SMILEBASIC/builtinfunctions.d
@@ -2378,6 +2378,14 @@ class BuiltinFunction
         }
         p.getBG(layer).scale(x, y);
     }
+    static void BGSCALE(PetitComputer p, int layer, out double x, out double y)
+    {
+        if (!p.isValidLayer(layer))
+        {
+            throw new OutOfRange("BGSCALE", 1);
+        }
+        p.getBG(layer).getScale(x, y);
+    }
     static void BGROT(PetitComputer p, int layer, int rot)
     {
         if (!p.isValidLayer(layer))