Utility classes are not intended to make any constructor
- private constructor can prevent to create an object
- Sub-class can't be created
/**
* DipPixelHelper
*
* @author The Finest Artist
*/
public class DipPixelHelper {
// Suppress default constructor for noninstantiability
private DipPixelHelper() {
throw new AssertionError();
}
public static float getPixel(Context context, int dip) {
Resources r = context.getResources();
return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, r.getDisplayMetrics());
}
public static float getPixel(Context context, float dip) {
Resources r = context.getResources();
return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, r.getDisplayMetrics());
}
}