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 getPixelsHeight(Activity context) {
    DisplayMetrics dm = new DisplayMetrics();
    context.getWindowManager().getDefaultDisplay().getMetrics(dm);
    return dm.heightPixels;
}

From source file:Main.java

public static DisplayMetrics getDisplayMetrics(View view) {
    DisplayMetrics metrics = new DisplayMetrics();
    Activity host = (Activity) view.getContext();
    host.getWindowManager().getDefaultDisplay().getMetrics(metrics);
    return metrics;
}

From source file:Main.java

public static Bitmap downSampleBitmap(Uri uri, Activity act, Boolean needRotate) {
    DisplayMetrics displaymetrics = new DisplayMetrics();
    act.getWindowManager().getDefaultDisplay().getMetrics(displaymetrics);
    Resources r = act.getResources();
    int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 50, r.getDisplayMetrics()); // 50: magic num
    int targetWidth = displaymetrics.heightPixels;
    int targetHeight = displaymetrics.widthPixels - px;

    Bitmap resizedBitmap = decodeSampledBitmap(uri, targetWidth, targetHeight, act);
    Bitmap returnBitmap = null;//from  w  w w.j a  v a 2s.c  o m
    ExifInterface exif;
    try {
        float degree = 0;
        exif = new ExifInterface(uri.toString());
        int orient = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
        if (resizedBitmap != null && needRotate) {
            degree = getDegree(orient);
            if (degree != 0) {
                returnBitmap = createRotatedBitmap(resizedBitmap, degree);
            }
            returnBitmap = returnBitmap == null ? resizedBitmap : returnBitmap;
        }
    } catch (IOException e) {
        Log.v(TAG, "not found file at downsample");
        e.printStackTrace();
    }
    return returnBitmap;
}

From source file:Main.java

/**
 * <p>//w w  w .ja va 2 s.co m
 * This method takes in the WindowManager and returns the Screen Dimensions in pixels.</br></br>
 * </p>
 * <p>To get width (getWindowDisplaySize(wm).x) or height (getWindowDisplaySize(wm).y)</p>
 *
 * @return WindowDisplaySize
 */
public static Point getWindowDisplaySize(WindowManager wm) {
    Display display;
    Point WindowDisplaySize = new Point();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        display = wm.getDefaultDisplay();
        display.getSize(WindowDisplaySize);
    } else {
        DisplayMetrics displaymetrics = new DisplayMetrics();
        wm.getDefaultDisplay().getMetrics(displaymetrics);
        int height = displaymetrics.heightPixels;
        int width = displaymetrics.widthPixels;
        WindowDisplaySize.set(width, height);
    }
    return WindowDisplaySize;
}

From source file:Main.java

public static int getImageButtonSize(Activity activity) {
    if (mImageButtonSize == -1) {
        DisplayMetrics metrics = new DisplayMetrics();
        activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

        switch (metrics.densityDpi) {
        case DisplayMetrics.DENSITY_LOW:
            mImageButtonSize = 16;/*ww w .  j av  a 2s.c  o m*/
            break;
        case DisplayMetrics.DENSITY_MEDIUM:
            mImageButtonSize = 32;
            break;
        case DisplayMetrics.DENSITY_HIGH:
            mImageButtonSize = 48;
            break;
        default:
            mImageButtonSize = 32;
        }
    }

    return mImageButtonSize;
}

From source file:Main.java

public static int[] getRealScreenSize(Context context) {

    int[] size = new int[2];

    WindowManager w = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display d = w.getDefaultDisplay();/*from  w ww.j a v a2s.  c om*/
    DisplayMetrics metrics = new DisplayMetrics();
    d.getMetrics(metrics);

    // since SDK_INT = 1;
    int widthPixels = metrics.widthPixels;
    int heightPixels = metrics.heightPixels;
    // includes window decorations (statusbar bar/menu bar)
    if (Build.VERSION.SDK_INT >= 14 && Build.VERSION.SDK_INT < 17) {
        try {
            widthPixels = (Integer) Display.class.getMethod("getRawWidth").invoke(d);
            heightPixels = (Integer) Display.class.getMethod("getRawHeight").invoke(d);
        } catch (Exception ignored) {
        }
    } else if (Build.VERSION.SDK_INT >= 17) {// includes window decorations (statusbar bar/menu bar)
        Point realSize = new Point();
        d.getRealSize(realSize);
        widthPixels = realSize.x;
        heightPixels = realSize.y;
    }

    size[0] = widthPixels;
    size[1] = heightPixels;
    return size;
}

From source file:Main.java

public static DisplayMetrics getScreenPix(Context context) {
    DisplayMetrics dm = new DisplayMetrics();
    WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    windowManager.getDefaultDisplay().getMetrics(dm);
    return dm;// w w w . jav  a  2 s .c  o  m
}

From source file:Main.java

public static int[] getWidthAndHeight(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics metrics = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(metrics);
    return new int[] { metrics.widthPixels, metrics.heightPixels };
}

From source file:Main.java

/**
 * get screen width//w ww. jav a  2  s .co  m
 *
 * @param activity activity
 * @return screen width
 */
public static int getWidthPixels(Activity activity) {
    DisplayMetrics displayMetrics = new DisplayMetrics();
    activity.getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    return displayMetrics.widthPixels;
}

From source file:Main.java

/**
 * get screen height/* w w w .  ja va 2s .  co  m*/
 *
 * @param activity activity
 * @return screen height
 */
public static int getHeightPixels(Activity activity) {
    DisplayMetrics displayMetrics = new DisplayMetrics();
    activity.getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    return displayMetrics.heightPixels;
}