Widget with graphic trend arrow

[JotaMyke]

in xDripWidget.java
line 169:
try {
float mDesvio = (float) (BestGlucose.getDisplayGlucose().slope * 600000 * 5);
if (mDesvio>90F)mDesvio=90F;
if (mDesvio<-90F)mDesvio=-90F;

                    views.setImageViewBitmap(R.id.trendArrowWG, rotateBitmap(getBitmap(R.drawable.ic_gtk_go_forward_ltr),
                            mDesvio*-1));
                } catch (Exception e) {
                    Log.e("xDripJMM", "ERRO Widget Image arrow=" + e);
                }

line 282 :
private static Bitmap getBitmap(int drawableRes) {
Drawable drawable = xdrip.getAppContext().getResources().getDrawable(drawableRes);
Canvas canvas = new Canvas();
Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
canvas.setBitmap(bitmap);
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
drawable.draw(canvas);
return bitmap;
}

private static Bitmap rotateBitmap(Bitmap source, float angle)
{
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);
    //  source.recycle();
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}			

in x_drip_widget.xml

line 49 :

            <TextView
                android:id="@+id/widgetArrow"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center_horizontal"
                android:layout_marginBottom="-5dp"
                android:layout_marginTop="-2dp"
                android:paddingBottom="-2dp"
                android:text="--"
                android:textColor="#ffffff"
                android:textSize="37sp" />

line81 :

[JotaMyke]

line81 :

		ImageView
                    android:id="@+id/trendArrowWG"
                    android:layout_width="60dp"
                    android:layout_height="60dp"
                    android:layout_marginTop="10dp"
                    android:layout_marginEnd="10dp"
                    android:layout_weight="1"
                    android:background="@android:color/transparent"
                    android:gravity="right"
                    android:paddingStart="0dp"
                    android:paddingTop="0dp"
                    android:paddingEnd="0dp"
                    android:paddingBottom="0dp