/usr/include/mirclient/mir_toolkit/client_types.h is in libmirclient-dev 0.21.0+16.04.20160330-0ubuntu1.
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* client_types.h: Type definitions used in client apps and libmirclient.
*
* Copyright © 2013 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3,
* as published by the Free Software Foundation.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Robert Carr <robert.carr@canonical.com>
*/
#ifndef MIR_TOOLKIT_CLIENT_TYPES_H_
#define MIR_TOOLKIT_CLIENT_TYPES_H_
#include <mir_toolkit/events/event.h>
#include <mir_toolkit/common.h>
#include <stddef.h>
#ifdef __cplusplus
/**
* \defgroup mir_toolkit MIR graphics tools API
* @{
*/
extern "C" {
#endif
/* Display server connection API */
typedef void* MirEGLNativeWindowType;
typedef void* MirEGLNativeDisplayType;
typedef struct MirConnection MirConnection;
typedef struct MirSurface MirSurface;
typedef struct MirSurfaceSpec MirSurfaceSpec;
typedef struct MirScreencast MirScreencast;
typedef struct MirPromptSession MirPromptSession;
typedef struct MirBufferStream MirBufferStream;
typedef struct MirPersistentId MirPersistentId;
typedef struct MirBlob MirBlob;
typedef struct MirDisplayConfig MirDisplayConfig;
/**
* Descriptor for an output connection.
*
* Each MirOutput corresponds to a video output. This may be a physical connection on the system,
* like HDMI or DisplayPort, or may be a virtual output such as a remote display or screencast display.
*/
typedef struct MirOutput MirOutput;
/**
* Returned by asynchronous functions. Must not be free'd by
* callers. See the individual function documentation for information
* on the lifetime of wait handles.
*/
typedef struct MirWaitHandle MirWaitHandle;
typedef struct MirPlatformMessage MirPlatformMessage;
/**
* Callback to be passed when issuing a mir_connect request.
* \param [in] connection the new connection
* \param [in,out] client_context context provided by client in calling
* mir_connect
*/
typedef void (*mir_connected_callback)(MirConnection *connection, void *client_context);
/**
* Callback to be passed when calling:
* - mir_connection_create_surface
* - mir_surface_swap_buffers
* - mir_surface_release
* \param [in] surface the surface being updated
* \param [in,out] client_context context provided by client in calling
* mir_connect
*/
typedef void (*mir_surface_callback)(MirSurface *surface, void *client_context);
/**
* Callback to be passed when calling:
* - mir_buffer_stream_* functions requiring a callback.
* \param [in] stream the buffer stream being updated
* \param [in,out] client_context context provided by client in calling
* mir_connect
*/
typedef void (*mir_buffer_stream_callback)(MirBufferStream *stream, void *client_context);
/**
* Callback for handling of surface events.
* \param [in] surface The surface on which an event has occurred
* \param [in] event The event to be handled
* \param [in,out] context The context provided by client
*/
typedef void (*mir_surface_event_callback)(
MirSurface* surface, MirEvent const* event, void* context);
/**
* Callback called when a lifecycle event/callback is requested
* from the running server.
* \param [in] connection The connection associated with the lifecycle event
* \param [in] cb The callback requested
* \param [in,out] context The context provided by the client
*/
typedef void (*mir_lifecycle_event_callback)(
MirConnection* connection, MirLifecycleState state, void* context);
/**
* Callback called when the server pings for responsiveness testing.
* \param [in] connection The connection associated with this ping
* \param [in] serial Identifier of this ping, to be passed to
* mir_connection_pong()
* \param [in,out] context The context provided by the client
*/
typedef void (*mir_ping_event_callback)(
MirConnection* connection, int32_t serial, void* context);
/**
* Callback called when a display config change has occurred
* \param [in] connection The connection associated with the display change
* \param [in,out] context The context provided by client
*/
typedef void (*mir_display_config_callback)(
MirConnection* connection, void* context);
/**
* Callback called when a request for client file descriptors completes
* \param [in] prompt_session The prompt session
* \param [in] count The number of FDs allocated
* \param [in] fds Array of FDs
* \param [in,out] context The context provided by client
*
* \note Copy the FDs as the array will be invalidated after callback completes
*/
typedef void (*mir_client_fd_callback)(
MirPromptSession *prompt_session, size_t count, int const* fds, void* context);
typedef void (*mir_surface_id_callback)(
MirSurface* surface, MirPersistentId* id, void* context);
/**
* MirBufferUsage specifies how a surface can and will be used. A "hardware"
* surface can be used for OpenGL accelerated rendering. A "software" surface
* is one that can be addressed in main memory and blitted to directly.
*/
typedef enum MirBufferUsage
{
mir_buffer_usage_hardware = 1,
mir_buffer_usage_software
} MirBufferUsage;
/**
* MirSurfaceParameters is the structure of minimum required information that
* you must provide to Mir in order to create a surface.
*/
typedef struct MirSurfaceParameters
{
char const *name;
int width;
int height;
MirPixelFormat pixel_format;
MirBufferUsage buffer_usage;
/**
* The id of the output to place the surface in.
*
* Use one of the output ids from MirDisplayConfiguration/MirDisplayOutput
* to place a surface on that output. Only fullscreen placements are
* currently supported. If you don't have special placement requirements,
* use the value mir_display_output_id_invalid.
*/
uint32_t output_id;
} MirSurfaceParameters;
enum { mir_platform_package_max = 32 };
/**
* The native buffer type for the system the client is connected on
*
* \deprecated Use of this type is inherently non-portable in the presence
* of plug-in platform modules as these need not correspond to the available
* types.
* \todo This should be removed from the public API at the next API break.
*/
#ifndef __cplusplus
__attribute__ ((deprecated))
#endif
typedef enum MirPlatformType
{
mir_platform_type_gbm,
mir_platform_type_android
} MirPlatformType;
typedef struct MirPlatformPackage
{
int data_items;
int fd_items;
int data[mir_platform_package_max];
int fd[mir_platform_package_max];
} MirPlatformPackage;
/**
* Retrieved information about a loadable module. This allows clients to
* identify the underlying platform. E.g. whether the graphics are
* "mir:android" or "mir:mesa".
* Third party graphics platforms do not currently exist but should be
* named according to the vendor and platform. Vis: "<vendor>:<platform>"
*/
typedef struct MirModuleProperties
{
char const *name;
int major_version;
int minor_version;
int micro_version;
char const *filename;
} MirModuleProperties;
/**
* Retrieved information about a MirSurface. This is most useful for learning
* how and where to write to a 'mir_buffer_usage_software' surface.
*/
typedef struct MirGraphicsRegion
{
int width;
int height;
int stride;
MirPixelFormat pixel_format;
char *vaddr;
} MirGraphicsRegion;
/**
* DEPRECATED. use MirDisplayConfiguration
*/
enum { mir_supported_pixel_format_max = 32 };
typedef struct MirDisplayInfo
{
uint32_t width;
uint32_t height;
int supported_pixel_format_items;
MirPixelFormat supported_pixel_format[mir_supported_pixel_format_max];
} MirDisplayInfo;
/**
* MirDisplayConfiguration provides details of the graphics environment.
*/
typedef struct MirDisplayCard
{
uint32_t card_id;
uint32_t max_simultaneous_outputs;
} MirDisplayCard;
typedef enum MirDisplayOutputType
{
mir_display_output_type_unknown,
mir_display_output_type_vga,
mir_display_output_type_dvii,
mir_display_output_type_dvid,
mir_display_output_type_dvia,
mir_display_output_type_composite,
mir_display_output_type_svideo,
mir_display_output_type_lvds,
mir_display_output_type_component,
mir_display_output_type_ninepindin,
mir_display_output_type_displayport,
mir_display_output_type_hdmia,
mir_display_output_type_hdmib,
mir_display_output_type_tv,
mir_display_output_type_edp
} MirDisplayOutputType;
typedef enum MirOutputType
{
mir_output_type_unknown,
mir_output_type_vga,
mir_output_type_dvii,
mir_output_type_dvid,
mir_output_type_dvia,
mir_output_type_composite,
mir_output_type_svideo,
mir_output_type_lvds,
mir_output_type_component,
mir_output_type_ninepindin,
mir_output_type_displayport,
mir_output_type_hdmia,
mir_output_type_hdmib,
mir_output_type_tv,
mir_output_type_edp
} MirOutputType;
typedef enum MirOutputConnectionState
{
mir_output_connection_state_disconnected = 0,
mir_output_connection_state_connected,
mir_output_connection_state_unknown
} MirOutputConnectionState;
typedef struct MirDisplayMode
{
uint32_t vertical_resolution;
uint32_t horizontal_resolution;
double refresh_rate;
} MirDisplayMode;
enum { mir_display_output_id_invalid = 0 };
typedef struct MirDisplayOutput
{
uint32_t num_modes;
MirDisplayMode* modes;
uint32_t preferred_mode; /**< There might be no preferred mode, which
is indicated by a value >=num_modes. */
uint32_t current_mode;
uint32_t num_output_formats;
MirPixelFormat* output_formats;
MirPixelFormat current_format;
uint32_t card_id;
uint32_t output_id;
MirDisplayOutputType type;
int32_t position_x;
int32_t position_y;
uint32_t connected;
uint32_t used;
uint32_t physical_width_mm;
uint32_t physical_height_mm;
MirPowerMode power_mode;
MirOrientation orientation;
} MirDisplayOutput;
typedef struct MirDisplayConfiguration
{
uint32_t num_outputs;
MirDisplayOutput* outputs;
uint32_t num_cards;
MirDisplayCard *cards;
} MirDisplayConfiguration;
/**
* The displacement from the top-left corner of the surface.
*/
typedef struct MirBufferStreamInfo
{
MirBufferStream* stream;
int displacement_x;
int displacement_y;
} MirBufferStreamInfo;
typedef struct MirRectangle
{
int left;
int top;
unsigned int width;
unsigned int height;
} MirRectangle;
typedef struct MirInputConfig MirInputConfig;
typedef struct MirInputDevice MirInputDevice;
/**
* MirScreencastParameters is the structure of required information that
* you must provide to Mir in order to create a MirScreencast.
* The width and height parameters can be used to down-scale the screencast
* For no scaling set them to the region width and height.
*/
typedef struct MirScreencastParameters
{
/**
* The rectangular region of the screen to capture -
* The region is specified in virtual screen space hence multiple screens can be captured simultaneously
*/
MirRectangle region;
/** The width of the screencast which can be different than the screen region capture width */
unsigned int width;
/** The height of the screencast which can be different than the screen region capture height */
unsigned int height;
/**
* The pixel format of the screencast.
* It must be a supported format obtained from mir_connection_get_available_surface_formats.
*/
MirPixelFormat pixel_format;
} MirScreencastParameters;
/**
* Callback to be passed when calling MirScreencast functions.
* \param [in] screencast the screencast being updated
* \param [in,out] client_context context provided by the client
*/
typedef void (*mir_screencast_callback)(MirScreencast *screencast, void *client_context);
/**
* Callback member of MirPromptSession for handling of prompt sessions.
* \param [in] prompt_provider The prompt session associated with the callback
* \param [in,out] context The context provided by the client
*/
typedef void (*mir_prompt_session_callback)(MirPromptSession* prompt_provider, void* context);
/**
* Callback member of MirPromptSession for handling of prompt sessions events.
* \param [in] prompt_provider The prompt session associated with the callback
* \param [in] state The state of the prompt session
* \param [in,out] context The context provided by the client
*/
typedef void (*mir_prompt_session_state_change_callback)(
MirPromptSession* prompt_provider, MirPromptSessionState state, void* context);
/**
* Callback called when a platform operation completes.
*
* \warning The reply is owned by the callee, who should release it when it's
* not needed any more.
*
* \param [in] connection The connection associated with the platform operation
* \param [in] reply The platform operation reply
* \param [in,out] context The context provided by the client
*/
typedef void (*mir_platform_operation_callback)(
MirConnection* connection, MirPlatformMessage* reply, void* context);
/**
* Callback called when a change of input devices has occurred
* \param [in] connection The connection associated with the input device
* change
* \param [in,out] context The context provided by client
*/
typedef void (*mir_input_config_callback)(
MirConnection* connection, void* context);
#ifdef __cplusplus
}
/**@}*/
#endif
#endif /* MIR_TOOLKIT_CLIENT_TYPES_H_ */
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