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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/**
* \file screen-private.h Handling of monitor configuration
*
* Managing multiple monitors
* This file contains structures and functions that handle
* multiple monitors, including reading the current configuration
* and available hardware, and applying it.
*
* This interface is private to mutter, API users should look
* at MetaScreen instead.
*/
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2003 Rob Adams
* Copyright (C) 2004-2006 Elijah Newren
* Copyright (C) 2013 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef META_MONITOR_PRIVATE_H
#define META_MONITOR_PRIVATE_H
#include <cogl/cogl.h>
#include "display-private.h"
#include <meta/screen.h>
#include "stack-tracker.h"
#include "ui.h"
typedef struct _MetaOutput MetaOutput;
typedef struct _MetaCRTC MetaCRTC;
typedef struct _MetaMonitorMode MetaMonitorMode;
typedef struct _MetaMonitorInfo MetaMonitorInfo;
struct _MetaOutput
{
/* The CRTC driving this output, NULL if the output is not enabled */
MetaCRTC *crtc;
/* The low-level ID of this output, used to apply back configuration */
glong output_id;
char *name;
char *vendor;
char *product;
char *serial;
int width_mm;
int height_mm;
CoglSubpixelOrder subpixel_order;
MetaMonitorMode *preferred_mode;
MetaMonitorMode **modes;
unsigned int n_modes;
MetaCRTC **possible_crtcs;
unsigned int n_possible_crtcs;
MetaOutput **possible_clones;
unsigned int n_possible_clones;
/* The low-level bits used to build the high-level info
in MetaMonitorInfo
XXX: flags maybe?
There is a lot of code that uses MonitorInfo->is_primary,
but nobody uses MetaOutput yet
*/
gboolean is_primary;
gboolean is_presentation;
};
struct _MetaCRTC
{
glong crtc_id;
MetaRectangle rect;
MetaMonitorMode *current_mode;
/* Only used to build the logical configuration
from the HW one
*/
MetaMonitorInfo *logical_monitor;
};
struct _MetaMonitorMode
{
/* The low-level ID of this mode, used to apply back configuration */
glong mode_id;
int width;
int height;
float refresh_rate;
};
/**
* MetaMonitorInfo:
*
* A structure with high-level information about monitors.
* This corresponds to a subset of the compositor coordinate space.
* Clones are only reported once, irrespective of the way
* they're implemented (two CRTCs configured for the same
* coordinates or one CRTCs driving two outputs). Inactive CRTCs
* are ignored, and so are disabled outputs.
*/
struct _MetaMonitorInfo
{
int number;
int xinerama_index;
MetaRectangle rect;
gboolean is_primary;
gboolean is_presentation; /* XXX: not yet used */
gboolean in_fullscreen;
/* The primary or first output for this monitor, 0 if we can't figure out.
This is a XID when using XRandR, otherwise a KMS id (not implemented).
In any case, it can be matched to an output_id of a MetaOutput.
This is used as an opaque token on reconfiguration when switching from
clone to extened, to decide on what output the windows should go next
(it's an attempt to keep windows on the same monitor, and preferably on
the primary one).
*/
glong output_id;
};
#define META_TYPE_MONITOR_MANAGER (meta_monitor_manager_get_type ())
#define META_MONITOR_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_MONITOR_MANAGER, MetaMonitorManager))
#define META_MONITOR_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_MONITOR_MANAGER, MetaMonitorManagerClass))
#define META_IS_MONITOR_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_MONITOR_MANAGER))
#define META_IS_MONITOR_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_MONITOR_MANAGER))
#define META_MONITOR_MANAGER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_MONITOR_MANAGER, MetaMonitorManagerClass))
typedef struct _MetaMonitorManagerClass MetaMonitorManagerClass;
typedef struct _MetaMonitorManager MetaMonitorManager;
GType meta_monitor_manager_get_type (void);
void meta_monitor_manager_initialize (Display *display);
MetaMonitorManager *meta_monitor_manager_get (void);
MetaMonitorInfo *meta_monitor_manager_get_monitor_infos (MetaMonitorManager *manager,
int *n_infos);
MetaOutput *meta_monitor_manager_get_outputs (MetaMonitorManager *manager,
int *n_outputs);
int meta_monitor_manager_get_primary_index (MetaMonitorManager *manager);
void meta_monitor_manager_invalidate (MetaMonitorManager *manager);
#endif
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