ScreenUtils

最新推荐文章于 2021-05-25 20:15:46 发布

原创最新推荐文章于 2021-05-25 20:15:46 发布 · 443 阅读

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public class ScreenUtils {

/**
 * 获得屏幕高度
 *
 * @param context
 * @return
 */
public static int getScreenWidth(Context context) {
    WindowManager wm = (WindowManager) context
            .getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.widthPixels;
}

/**
 * 获得屏幕宽度
 *
 * @param context
 * @return
 */
public static int getScreenHeight(Context context) {
    WindowManager wm = (WindowManager) context
            .getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics.heightPixels;
}

/**
 * 获得状态栏的高度
 *
 * @param context
 * @return
 */
public static int getStatusHeight(Context context) {

    int statusHeight = -1;
    try {
        Class<?> clazz = Class.forName("com.android.internal.R$dimen");
        Object object = clazz.newInstance();
        int height = Integer.parseInt(clazz.getField("status_bar_height")
                .get(object).toString());
        statusHeight = context.getResources().getDimensionPixelSize(height);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return statusHeight;
}

/**
 * 获取当前屏幕截图，包含状态栏
 *
 * @param activity
 * @return
 */
public static Bitmap snapShotWithStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    int width = getScreenWidth(activity);
    int height = getScreenHeight(activity);
    Bitmap bp = null;
    bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
    view.destroyDrawingCache();
    return bp;

}

/**
 * 获取当前屏幕截图，不包含状态栏
 *
 * @param activity
 * @return
 */
public static Bitmap snapShotWithoutStatusBar(Activity activity) {
    View view = activity.getWindow().getDecorView();
    view.setDrawingCacheEnabled(true);
    view.buildDrawingCache();
    Bitmap bmp = view.getDrawingCache();
    Rect frame = new Rect();
    activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
    int statusBarHeight = frame.top;

    int width = getScreenWidth(activity);
    int height = getScreenHeight(activity);
    Bitmap bp = null;
    bp = Bitmap.createBitmap(bmp, 0, statusBarHeight, width, height
            - statusBarHeight);
    view.destroyDrawingCache();
    return bp;

}

}