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author | Jamie Gennis <jgennis@google.com> | 2012-04-17 19:37:48 -0700 |
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committer | Jamie Gennis <jgennis@google.com> | 2012-04-17 19:37:48 -0700 |
commit | fb1ee571446c13ad698e91f13fd4e0274a37d4d7 (patch) | |
tree | 6d38eb738eff0b5831b86a1d64cb6d54e290efd7 /include/system | |
parent | cc6e34e629ecad281f12f883e035eae6d5c6d861 (diff) | |
download | system_core-fb1ee571446c13ad698e91f13fd4e0274a37d4d7.zip system_core-fb1ee571446c13ad698e91f13fd4e0274a37d4d7.tar.gz system_core-fb1ee571446c13ad698e91f13fd4e0274a37d4d7.tar.bz2 |
ANativeWindow: add set_active_rect
This change adds the set_active_rect 'method' to the ANativeWindow interface.
Change-Id: Iae910d259ba5c3e94594fa1ffec5fc0662546ad0
Diffstat (limited to 'include/system')
-rw-r--r-- | include/system/window.h | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/include/system/window.h b/include/system/window.h index 8daa44b..7656489 100644 --- a/include/system/window.h +++ b/include/system/window.h @@ -215,24 +215,34 @@ enum { NATIVE_WINDOW_TRANSFORM_HINT = 8, }; -/* valid operations for the (*perform)() hook */ +/* Valid operations for the (*perform)() hook. + * + * Values marked as 'deprecated' are supported, but have been superceded by + * other functionality. + * + * Values marked as 'private' should be considered private to the framework. + * HAL implementation code with access to an ANativeWindow should not use these, + * as it may not interact properly with the framework's use of the + * ANativeWindow. + */ enum { NATIVE_WINDOW_SET_USAGE = 0, NATIVE_WINDOW_CONNECT = 1, /* deprecated */ NATIVE_WINDOW_DISCONNECT = 2, /* deprecated */ - NATIVE_WINDOW_SET_CROP = 3, + NATIVE_WINDOW_SET_CROP = 3, /* private */ NATIVE_WINDOW_SET_BUFFER_COUNT = 4, NATIVE_WINDOW_SET_BUFFERS_GEOMETRY = 5, /* deprecated */ NATIVE_WINDOW_SET_BUFFERS_TRANSFORM = 6, NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP = 7, NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS = 8, NATIVE_WINDOW_SET_BUFFERS_FORMAT = 9, - NATIVE_WINDOW_SET_SCALING_MODE = 10, + NATIVE_WINDOW_SET_SCALING_MODE = 10, /* private */ NATIVE_WINDOW_LOCK = 11, /* private */ NATIVE_WINDOW_UNLOCK_AND_POST = 12, /* private */ NATIVE_WINDOW_API_CONNECT = 13, /* private */ NATIVE_WINDOW_API_DISCONNECT = 14, /* private */ NATIVE_WINDOW_SET_BUFFERS_USER_DIMENSIONS = 15, /* private */ + NATIVE_WINDOW_SET_ACTIVE_RECT = 16, /* private */ }; /* parameter for NATIVE_WINDOW_[API_][DIS]CONNECT */ @@ -504,6 +514,26 @@ static inline int native_window_set_crop( } /* + * native_window_set_active_rect(..., active_rect) + * Sets the region of future queued buffers that are 'active'. Pixels outside + * this 'active' region are considered to be completely transparent regardless + * of the pixel values in the buffer. The active_rect argument specifies the + * active rectangle in buffer pixel coordinates. + * + * The specified active rectangle applies to all buffers queued after it is + * called. + * + * An error is returned if for instance the crop region is invalid, + * out of the buffer's bound or if the window is invalid. + */ +static inline int native_window_set_active_rect( + struct ANativeWindow* window, + android_native_rect_t const * active_rect) +{ + return window->perform(window, NATIVE_WINDOW_SET_ACTIVE_RECT, active_rect); +} + +/* * native_window_set_buffer_count(..., count) * Sets the number of buffers associated with this native window. */ @@ -634,7 +664,6 @@ static inline int native_window_set_scaling_mode( mode); } - /* * native_window_api_connect(..., int api) * connects an API to this window. only one API can be connected at a time. |