converts device specific pixels to device independent pixels - Android android.graphics

Android examples for android.graphics:Pixel

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Description

converts device specific pixels to device independent pixels

Demo Code

import android.content.Context;
import android.content.res.Resources;
import android.util.DisplayMetrics;

public class Main {

  /**/*from   w w  w.  ja va 2 s .  c om*/
   * This method converts device specific pixels to device independent pixels.
   * 
   * @param px
   *          A value in px (pixels) unit. Which we need to convert into db
   * @param context
   *          Context to get resources and device specific display metrics
   * @return A float value to represent db equivalent to px value
   */
  public static float convertPixelsToDp(float px, Context context) {
    Resources resources = context.getResources();
    DisplayMetrics metrics = resources.getDisplayMetrics();
    float dp = px / (metrics.densityDpi / 160f);
    return dp;

  }

}

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