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/* gnome-rr.h
*
* Copyright 2007, 2008, Red Hat, Inc.
*
* This file is part of the Gnome Library.
*
* The Gnome Library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* The Gnome Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the Gnome Library; see the file COPYING.LIB. If not,
* write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* Author: Soren Sandmann <sandmann@redhat.com>
*/
#ifndef GNOME_RR_H
#define GNOME_RR_H
#ifndef GNOME_DESKTOP_USE_UNSTABLE_API
#error GnomeRR is unstable API. You must define GNOME_DESKTOP_USE_UNSTABLE_API before including gnomerr.h
#endif
#include <glib.h>
#include <gdk/gdk.h>
typedef struct GnomeRRScreenPrivate GnomeRRScreenPrivate;
typedef struct GnomeRROutput GnomeRROutput;
typedef struct GnomeRRCrtc GnomeRRCrtc;
typedef struct GnomeRRMode GnomeRRMode;
typedef struct {
GObject parent;
GnomeRRScreenPrivate* priv;
} GnomeRRScreen;
typedef struct {
GObjectClass parent_class;
void (*changed) (GnomeRRScreen *screen);
void (*output_connected) (GnomeRRScreen *screen, GnomeRROutput *output);
void (*output_disconnected) (GnomeRRScreen *screen, GnomeRROutput *output);
} GnomeRRScreenClass;
typedef enum
{
GNOME_RR_ROTATION_NEXT = 0,
GNOME_RR_ROTATION_0 = (1 << 0),
GNOME_RR_ROTATION_90 = (1 << 1),
GNOME_RR_ROTATION_180 = (1 << 2),
GNOME_RR_ROTATION_270 = (1 << 3),
GNOME_RR_REFLECT_X = (1 << 4),
GNOME_RR_REFLECT_Y = (1 << 5)
} GnomeRRRotation;
typedef enum {
GNOME_RR_DPMS_ON,
GNOME_RR_DPMS_STANDBY,
GNOME_RR_DPMS_SUSPEND,
GNOME_RR_DPMS_OFF,
GNOME_RR_DPMS_UNKNOWN
} GnomeRRDpmsMode;
/* Identical to drm_color_ctm from <drm_mode.h> */
typedef struct {
/*
* Conversion matrix in S31.32 sign-magnitude (not two's complement!)
* format.
*/
guint64 matrix[9];
} GnomeRRCTM;
/* Error codes */
#define GNOME_RR_ERROR (gnome_rr_error_quark ())
GQuark gnome_rr_error_quark (void);
typedef enum {
GNOME_RR_ERROR_UNKNOWN, /* generic "fail" */
GNOME_RR_ERROR_NO_RANDR_EXTENSION, /* RANDR extension is not present */
GNOME_RR_ERROR_RANDR_ERROR, /* generic/undescribed error from the underlying XRR API */
GNOME_RR_ERROR_BOUNDS_ERROR, /* requested bounds of a CRTC are outside the maximum size */
GNOME_RR_ERROR_CRTC_ASSIGNMENT, /* could not assign CRTCs to outputs */
GNOME_RR_ERROR_NO_MATCHING_CONFIG, /* none of the saved configurations matched the current configuration */
GNOME_RR_ERROR_NO_DPMS_EXTENSION, /* DPMS extension is not present */
} GnomeRRError;
#define GNOME_RR_CONNECTOR_TYPE_PANEL "Panel" /* This is a built-in LCD */
#define GNOME_TYPE_RR_SCREEN (gnome_rr_screen_get_type())
#define GNOME_RR_SCREEN(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GNOME_TYPE_RR_SCREEN, GnomeRRScreen))
#define GNOME_IS_RR_SCREEN(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GNOME_TYPE_RR_SCREEN))
#define GNOME_RR_SCREEN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GNOME_TYPE_RR_SCREEN, GnomeRRScreenClass))
#define GNOME_IS_RR_SCREEN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_RR_SCREEN))
#define GNOME_RR_SCREEN_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GNOME_TYPE_RR_SCREEN, GnomeRRScreenClass))
#define GNOME_TYPE_RR_OUTPUT (gnome_rr_output_get_type())
#define GNOME_TYPE_RR_CRTC (gnome_rr_crtc_get_type())
#define GNOME_TYPE_RR_MODE (gnome_rr_mode_get_type())
#define GNOME_TYPE_RR_DPMS_MODE (gnome_rr_dpms_mode_get_type())
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GnomeRRScreen, g_object_unref)
GType gnome_rr_screen_get_type (void);
GType gnome_rr_output_get_type (void);
GType gnome_rr_crtc_get_type (void);
GType gnome_rr_mode_get_type (void);
GType gnome_rr_dpms_mode_get_type (void);
/* GnomeRRScreen */
GnomeRRScreen * gnome_rr_screen_new (GdkScreen *screen,
GError **error);
void gnome_rr_screen_new_async (GdkScreen *screen,
GAsyncReadyCallback callback,
gpointer user_data);
GnomeRRScreen * gnome_rr_screen_new_finish (GAsyncResult *result,
GError **error);
GnomeRROutput **gnome_rr_screen_list_outputs (GnomeRRScreen *screen);
GnomeRRCrtc ** gnome_rr_screen_list_crtcs (GnomeRRScreen *screen);
GnomeRRMode ** gnome_rr_screen_list_modes (GnomeRRScreen *screen);
GnomeRRMode ** gnome_rr_screen_list_clone_modes (GnomeRRScreen *screen);
GnomeRRCrtc * gnome_rr_screen_get_crtc_by_id (GnomeRRScreen *screen,
guint32 id);
gboolean gnome_rr_screen_refresh (GnomeRRScreen *screen,
GError **error);
GnomeRROutput * gnome_rr_screen_get_output_by_id (GnomeRRScreen *screen,
guint32 id);
GnomeRROutput * gnome_rr_screen_get_output_by_name (GnomeRRScreen *screen,
const char *name);
void gnome_rr_screen_get_ranges (GnomeRRScreen *screen,
int *min_width,
int *max_width,
int *min_height,
int *max_height);
gboolean gnome_rr_screen_get_dpms_mode (GnomeRRScreen *screen,
GnomeRRDpmsMode *mode,
GError **error);
gboolean gnome_rr_screen_set_dpms_mode (GnomeRRScreen *screen,
GnomeRRDpmsMode mode,
GError **error);
/* GnomeRROutput */
guint32 gnome_rr_output_get_id (GnomeRROutput *output);
const char * gnome_rr_output_get_name (GnomeRROutput *output);
const char * gnome_rr_output_get_display_name (GnomeRROutput *output);
const guint8 * gnome_rr_output_get_edid_data (GnomeRROutput *output,
gsize *size);
void gnome_rr_output_get_ids_from_edid (GnomeRROutput *output,
char **vendor,
char **product,
char **serial);
void gnome_rr_output_get_physical_size (GnomeRROutput *output,
int *width_mm,
int *height_mm);
gint gnome_rr_output_get_backlight (GnomeRROutput *output);
gint gnome_rr_output_get_min_backlight_step(GnomeRROutput *output);
gboolean gnome_rr_output_set_backlight (GnomeRROutput *output,
gint value,
GError **error);
gboolean gnome_rr_output_set_color_transform(GnomeRROutput *output,
GnomeRRCTM value,
GError **error);
GnomeRRCrtc ** gnome_rr_output_get_possible_crtcs (GnomeRROutput *output);
GnomeRRMode * gnome_rr_output_get_current_mode (GnomeRROutput *output);
GnomeRRCrtc * gnome_rr_output_get_crtc (GnomeRROutput *output);
gboolean gnome_rr_output_is_builtin_display (GnomeRROutput *output);
void gnome_rr_output_get_position (GnomeRROutput *output,
int *x,
int *y);
gboolean gnome_rr_output_can_clone (GnomeRROutput *output,
GnomeRROutput *clone);
GnomeRRMode ** gnome_rr_output_list_modes (GnomeRROutput *output);
GnomeRRMode * gnome_rr_output_get_preferred_mode (GnomeRROutput *output);
gboolean gnome_rr_output_supports_mode (GnomeRROutput *output,
GnomeRRMode *mode);
gboolean gnome_rr_output_get_is_primary (GnomeRROutput *output);
gboolean gnome_rr_output_get_is_underscanning (GnomeRROutput *output);
gboolean gnome_rr_output_supports_underscanning (GnomeRROutput *output);
gboolean gnome_rr_output_supports_color_transform (const GnomeRROutput *output);
/* GnomeRRMode */
guint32 gnome_rr_mode_get_id (GnomeRRMode *mode);
guint gnome_rr_mode_get_width (GnomeRRMode *mode);
guint gnome_rr_mode_get_height (GnomeRRMode *mode);
int gnome_rr_mode_get_freq (GnomeRRMode *mode);
double gnome_rr_mode_get_freq_f (GnomeRRMode *mode);
gboolean gnome_rr_mode_get_is_tiled (GnomeRRMode *mode);
gboolean gnome_rr_mode_get_is_interlaced (GnomeRRMode *mode);
/* GnomeRRCrtc */
guint32 gnome_rr_crtc_get_id (GnomeRRCrtc *crtc);
gboolean gnome_rr_crtc_can_drive_output (GnomeRRCrtc *crtc,
GnomeRROutput *output);
GnomeRRMode * gnome_rr_crtc_get_current_mode (GnomeRRCrtc *crtc);
void gnome_rr_crtc_get_position (GnomeRRCrtc *crtc,
int *x,
int *y);
GnomeRRRotation gnome_rr_crtc_get_current_rotation (GnomeRRCrtc *crtc);
GnomeRRRotation gnome_rr_crtc_get_rotations (GnomeRRCrtc *crtc);
gboolean gnome_rr_crtc_supports_rotation (GnomeRRCrtc *crtc,
GnomeRRRotation rotation);
gboolean gnome_rr_crtc_get_gamma (GnomeRRCrtc *crtc,
int *size,
unsigned short **red,
unsigned short **green,
unsigned short **blue);
gboolean gnome_rr_crtc_set_gamma (GnomeRRCrtc *crtc,
int size,
unsigned short *red,
unsigned short *green,
unsigned short *blue);
#endif /* GNOME_RR_H */
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