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diff --git a/android/utils/display.h b/android/utils/display.h
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+++ b/android/utils/display.h
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+/* Copyright (C) 2007-2008 The Android Open Source Project
+**
+** This software is licensed under the terms of the GNU General Public
+** License version 2, as published by the Free Software Foundation, and
+** may be copied, distributed, and modified under those terms.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+*/
+
+#ifndef _ANDROID_UTILS_DISPLAY_H
+#define _ANDROID_UTILS_DISPLAY_H
+
+/** HOST RESOLUTION SETTINGS
+ **
+ ** return the main monitor's DPI resolution according to the host device
+ ** beware: this is not always reliable or even obtainable.
+ **
+ ** returns 0 on success, or -1 in case of error (e.g. the system returns funky values)
+ **/
+extern  int    get_monitor_resolution( int  *px_dpi, int  *py_dpi );
+
+/** return the size in pixels of the nearest monitor for the current window.
+ ** this is used to implement full-screen presentation mode.
+ **/
+
+extern  int    get_nearest_monitor_rect( int  *x, int *y, int *width, int *height );
+
+#endif /* _ANDROID_UTILS_DISPLAY_H */