Example usage for android.content Context WINDOW_SERVICE

Introduction

In this page you can find the example usage for android.content Context WINDOW_SERVICE.

Prototype

String WINDOW_SERVICE

To view the source code for android.content Context WINDOW_SERVICE.

Click Source Link

Document

Use with #getSystemService(String) to retrieve a android.view.WindowManager for accessing the system's window manager.

Usage

From source file:Main.java

/**
 * Returns the size of the screen// w w  w .j a  va  2s  .  c  om
 *
 * @param activity The {@link Activity} to use
 * @return Point where x=width and y=height
 */
public static Point getScreenSize(Activity activity) {
    if (activity != null) {
        WindowManager service = (WindowManager) activity.getSystemService(Context.WINDOW_SERVICE);
        service.getDefaultDisplay().getSize(mScreenSize);
    }
    return mScreenSize;
}

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From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);/* w  ww.j  av  a  2s.  c  om*/
    return size.x;
}

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From source file:Main.java

public static Point libgdxToScreenCoordinates(Context context, float x, float y) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);/*from   w ww. j av  a  2 s  .c  om*/
    //      Log.d(CucumberInstrumentation.TAG, String.format("center: [%d/%d]", size.x / 2, size.y / 2));
    Point point = new Point();
    point.x = Math.round((size.x / 2f) + x);
    point.y = Math.round((size.y / 2f) + y);
    //      Log.d(CucumberInstrumentation.TAG, String.format("coords: [%d/%d]", point.x, point.y));
    return point;
}

---

From source file:Main.java

/**
 * Set Camera orientation to correct one
 * @param context app context/*w ww.j  a  va2s.  c o m*/
 * @param camera camera to set orientation
 */
public static void setCameraDisplayOrientation(Context context, Camera camera) {
    if (camera == null) {
        return;
    }

    Camera.CameraInfo info = new Camera.CameraInfo();
    Camera.getCameraInfo(getCameraInformationId(), info);

    WindowManager winManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    int rotation = winManager.getDefaultDisplay().getRotation();

    int degrees = 0;

    switch (rotation) {
    case Surface.ROTATION_0:
        degrees = 0;
        break;
    case Surface.ROTATION_90:
        degrees = 90;
        break;
    case Surface.ROTATION_180:
        degrees = 180;
        break;
    case Surface.ROTATION_270:
        degrees = 270;
        break;
    }

    int result;
    if (info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
        result = (info.orientation + degrees) % 360;
        result = (360 - result) % 360; // compensate the mirror
    } else { // back-facing
        result = (info.orientation - degrees + 360) % 360;
    }
    camera.setDisplayOrientation(result);
}

---

From source file:Main.java

/**
 * Resamples the captured photo to fit the screen for better memory usage.
 *
 * @param context   The application context.
 * @param imagePath The path of the photo to be resampled.
 * @return The resampled bitmap/*from  www  . j av  a2s . c o  m*/
 */
static Bitmap resamplePic(Context context, String imagePath) {

    // Get device screen size information
    DisplayMetrics metrics = new DisplayMetrics();
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    manager.getDefaultDisplay().getMetrics(metrics);

    int targetH = metrics.heightPixels;
    int targetW = metrics.widthPixels;

    // Get the dimensions of the original bitmap
    BitmapFactory.Options bmOptions = new BitmapFactory.Options();
    bmOptions.inJustDecodeBounds = true;
    BitmapFactory.decodeFile(imagePath, bmOptions);
    int photoW = bmOptions.outWidth;
    int photoH = bmOptions.outHeight;

    // Determine how much to scale down the image
    int scaleFactor = Math.min(photoW / targetW, photoH / targetH);

    // Decode the image file into a Bitmap sized to fill the View
    bmOptions.inJustDecodeBounds = false;
    bmOptions.inSampleSize = scaleFactor;

    return BitmapFactory.decodeFile(imagePath);
}

---

From source file:Main.java

/**
 * Calculate displey size./*from   w w  w.ja  v a  2 s .c om*/
 * @param context Context.
 */
@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
private static void calculateDisplaySize(Context context) {
    WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = windowManager.getDefaultDisplay();
    Point screenSize = new Point();

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
        display.getSize(screenSize);

        displayWidth = screenSize.x;
        displayHeight = screenSize.y;
    } else {
        displayWidth = display.getWidth();
        displayHeight = display.getHeight();
    }
}

---

From source file:Main.java

public static float getScreenDensity(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    DisplayMetrics metrics = new DisplayMetrics();
    display.getMetrics(metrics);//from   ww  w.  j  a v a 2 s.  c om
    return metrics.density;
}

---

From source file:Main.java

public static void getDisplayDpi(Context ctx) {
    DisplayMetrics dm = new DisplayMetrics();
    WindowManager wm = (WindowManager) ctx.getSystemService(Context.WINDOW_SERVICE);
    wm.getDefaultDisplay().getMetrics(dm);
    double x = Math.pow(dm.widthPixels / dm.xdpi, 2);
    double y = Math.pow(dm.heightPixels / dm.ydpi, 2);
    double screenInches = Math.sqrt(x + y);
    int screenInch = (int) Math.round(screenInches);
    Log.d("screeninch", String.valueOf(screenInch));
    int dapi = dm.densityDpi;
    Log.d("dapi", String.valueOf(dapi));
    try {/*w  w  w. j  ava2 s .c om*/
        switch (dm.densityDpi) {

        case DisplayMetrics.DENSITY_LOW:
            UI_DENSITY = 120;
            if (screenInch <= 7) {
                UI_SIZE = 4;

            } else {
                UI_SIZE = 10;
            }
            break;
        case DisplayMetrics.DENSITY_MEDIUM:
            UI_DENSITY = 160;
            if (screenInch <= 7) {
                UI_SIZE = 4;
            } else {
                UI_SIZE = 10;
            }
            break;
        case DisplayMetrics.DENSITY_HIGH:
            UI_DENSITY = 240;
            if (screenInch <= 7) {
                UI_SIZE = 4;
            } else {
                UI_SIZE = 10;
            }
            break;

        default:
            break;
        }
    } catch (Exception e) {
        // Caught exception here
    }
}

---

From source file:Main.java

/**
 * Compute the minimum cache size for a view. When the cache is created we do not actually
 * know the size of the mapview, so the screenRatio is an approximation of the required size.
 *
 * @param c              the context//from   w  w  w  .  ja  va 2 s  .c  om
 * @param tileSize       the tile size
 * @param overdrawFactor the overdraw factor applied to the mapview
 * @param screenRatio    the part of the screen the view covers
 * @return the minimum cache size for the view
 */
@SuppressWarnings("deprecation")
@TargetApi(13)
public static int getMinimumCacheSize(Context c, int tileSize, double overdrawFactor, float screenRatio) {
    WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    int height;
    int width;
    if (android.os.Build.VERSION.SDK_INT >= 13) {
        Point p = new Point();
        display.getSize(p);
        height = p.y;
        width = p.x;
    } else {
        // deprecated since Android 13
        height = display.getHeight();
        width = display.getWidth();
    }

    // height  * overdrawFactor / tileSize calculates the number of tiles that would cover
    // the view port, adding 1 is required since we can have part tiles on either side,
    // adding 2 adds another row/column as spare and ensures that we will generally have
    // a larger number of tiles in the cache than a TileLayer will render for a view.
    // Multiplying by screenRatio adjusts this somewhat inaccurately for MapViews on only part
    // of a screen (the result can be too low if a MapView is very narrow).
    // For any size we need a minimum of 4 (as the intersection of 4 tiles can always be in the
    // middle of a view.
    return (int) Math.max(4, screenRatio * (2 + (height * overdrawFactor / tileSize))
            * (2 + (width * overdrawFactor / tileSize)));
}

---

From source file:Main.java

public static Point getScreenResolution(Context context) {

    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = manager.getDefaultDisplay();

    int width = display.getWidth();
    int height = display.getHeight();

    return new Point(width, height);

}

---

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