<shape xmlns:android="http://schemas.android.com/apk/res/android"> <stroke android:width="3dp" android:color="#FF0000FF" /> <corners android:radius="3dp" /> <solid android:color="#660000FF" /> </shape> float[] outerR = new float[] { 3, 3, 3, 3, 3, 3, 3, 3 }; // dp -> px の処理はひとまず置いておく ShapeDrawable drawable = new ShapeDrawable(new RoundRectShape(outerR, null, null)); drawable.getPaint().setColor(Co