Example usage for android.util DisplayMetrics DisplayMetrics

Introduction

In this page you can find the example usage for android.util DisplayMetrics DisplayMetrics.

Prototype

public DisplayMetrics()

Source Link

Usage

From source file:Main.java

public static int getHeight(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(outMetrics);

    return outMetrics.heightPixels;
}

From source file:Main.java

public static float getDPI() {
    if (sContext != null) {
        DisplayMetrics metrics = new DisplayMetrics();
        WindowManager wm = ((Activity) sContext).getWindowManager();
        if (wm != null) {
            Display d = wm.getDefaultDisplay();
            if (d != null) {
                d.getMetrics(metrics);//from   w w  w . j a  v  a 2  s.c  o  m
                return (metrics.density * 160.0f);
            }
        }
    }
    return -1.0f;
}

From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics displayMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(displayMetrics);
    return displayMetrics.widthPixels;
}

From source file:Main.java

public static float getScreenDensity(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.density;
}

From source file:Main.java

public static float getDensity(Context context) {
    DisplayMetrics metrics = new DisplayMetrics();
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    manager.getDefaultDisplay().getMetrics(metrics);
    return metrics.density;
}

From source file:Main.java

public static int getScreenDensityDpi(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.densityDpi;
}

From source file:Main.java

public static float getScreenWidthPPI(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.xdpi;
}

From source file:Main.java

public static float getScreenHeightPPI(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.ydpi;
}

From source file:Main.java

public static Bitmap decodeSampledBitmapByPath(Context context, String path) {
    DisplayMetrics displayMetrics = new DisplayMetrics();
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    wm.getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // First decode with inJustDecodeBounds=true to check dimensions
    final BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;//w  w  w  . jav  a 2  s . c  o m
    BitmapFactory.decodeFile(path, options);

    // Calculate inSampleSize
    options.inSampleSize = calculateInSampleSize(options, width, height);

    // Decode bitmap with inSampleSize set
    options.inJustDecodeBounds = false;
    return BitmapFactory.decodeFile(path, options);
}

From source file:Main.java

@SuppressLint("NewApi")
public static float[] getRealWH(Activity activity) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
        DisplayMetrics metrics = new DisplayMetrics();
        activity.getWindowManager().getDefaultDisplay().getRealMetrics(metrics);

        int height = metrics.heightPixels;
        int width = metrics.widthPixels;
        float[] wh = { width, height };
        return wh;
    }//ww  w. j av a  2 s  .c  o  m
    float[] aa = { 0, 0 };
    return aa;
}