catehstn

/**
  * A one color image.
  * @param width
  * @param height
  * @param color
  * @return A one color image with the given width and height.
  */
public static Bitmap createImage(int width, int height, int color) {
    Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);

laaptu

        public static float convertPixelsToDp(float px){
	    DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
	    float dp = px / (metrics.densityDpi / 160f);
	    return Math.round(dp);
	}
	
       public static float convertDpToPixel(float dp){
	    DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
	    float px = dp * (metrics.densityDpi / 160f);
	    return Math.round(px);