Render themes: PNG scaling, fix #595

vtm-web/src/org/oscim/gdx/client/GwtBitmap.java

@@ -1,6 +1,6 @@
 /*
  * Copyright 2013 Hannes Janetzek
- * Copyright 2016 devemux86
+ * Copyright 2016-2018 devemux86
  *
  * This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
  *
@@ -105,4 +105,9 @@ public class GwtBitmap implements Bitmap {
         // TODO
         return null;
     }
+
+    @Override
+    public void scaleTo(int width, int height) {
+        // TODO
+    }
 }

vtm-web/src/org/oscim/gdx/client/GwtGdxGraphics.java

@@ -1,6 +1,6 @@
 /*
  * Copyright 2013 Hannes Janetzek
- * Copyright 2016 devemux86
+ * Copyright 2016-2018 devemux86
  * Copyright 2017 Longri
  *
  * This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
@@ -55,6 +55,12 @@ public class GwtGdxGraphics extends CanvasAdapter {
         return null;
     }
 
+    @Override
+    public Bitmap decodeBitmapImpl(InputStream inputStream, int width, int height, int percent) {
+        // TODO
+        return null;
+    }
+
     @Override
     public Bitmap decodeSvgBitmapImpl(InputStream inputStream, int width, int height, int percent) {
         // TODO