mutter/src/backends/meta-screen-cast-monitor-stream.c
Bilal Elmoussaoui b852bbba47 cleanup: Stop translating nick/blurb for pspecs
As those strings are intended to be used by some UI but nothing uses
that in reality except GStreamer.
So drop them similar to what GTK did at
https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/4717

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3101>
2023-07-19 11:33:59 +00:00

300 lines
10 KiB
C

/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2017 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.
*
*/
#include "config.h"
#include "backends/meta-screen-cast-monitor-stream.h"
#include "backends/meta-logical-monitor.h"
#include "backends/meta-screen-cast-monitor-stream-src.h"
enum
{
PROP_0,
PROP_MONITOR,
};
struct _MetaScreenCastMonitorStream
{
MetaScreenCastStream parent;
ClutterStage *stage;
MetaMonitor *monitor;
MetaLogicalMonitor *logical_monitor;
};
G_DEFINE_TYPE (MetaScreenCastMonitorStream,
meta_screen_cast_monitor_stream,
META_TYPE_SCREEN_CAST_STREAM)
static gboolean
update_monitor (MetaScreenCastMonitorStream *monitor_stream,
MetaMonitor *new_monitor)
{
MetaLogicalMonitor *new_logical_monitor;
new_logical_monitor = meta_monitor_get_logical_monitor (new_monitor);
if (!new_logical_monitor)
return FALSE;
if (!meta_rectangle_equal (&new_logical_monitor->rect,
&monitor_stream->logical_monitor->rect))
return FALSE;
g_set_object (&monitor_stream->monitor, new_monitor);
g_set_object (&monitor_stream->logical_monitor, new_logical_monitor);
return TRUE;
}
static void
on_monitors_changed (MetaMonitorManager *monitor_manager,
MetaScreenCastMonitorStream *monitor_stream)
{
MetaMonitor *new_monitor = NULL;
GList *monitors;
GList *l;
monitors = meta_monitor_manager_get_monitors (monitor_manager);
for (l = monitors; l; l = l->next)
{
MetaMonitor *other_monitor = l->data;
if (meta_monitor_is_same_as (monitor_stream->monitor, other_monitor))
{
new_monitor = other_monitor;
break;
}
}
if (!new_monitor || !update_monitor (monitor_stream, new_monitor))
meta_screen_cast_stream_close (META_SCREEN_CAST_STREAM (monitor_stream));
}
ClutterStage *
meta_screen_cast_monitor_stream_get_stage (MetaScreenCastMonitorStream *monitor_stream)
{
return monitor_stream->stage;
}
MetaMonitor *
meta_screen_cast_monitor_stream_get_monitor (MetaScreenCastMonitorStream *monitor_stream)
{
return monitor_stream->monitor;
}
MetaScreenCastMonitorStream *
meta_screen_cast_monitor_stream_new (MetaScreenCastSession *session,
GDBusConnection *connection,
MetaMonitor *monitor,
ClutterStage *stage,
MetaScreenCastCursorMode cursor_mode,
MetaScreenCastFlag flags,
GError **error)
{
MetaBackend *backend = meta_monitor_get_backend (monitor);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
MetaScreenCastMonitorStream *monitor_stream;
if (!meta_monitor_is_active (monitor))
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Monitor not active");
return NULL;
}
monitor_stream = g_initable_new (META_TYPE_SCREEN_CAST_MONITOR_STREAM,
NULL,
error,
"session", session,
"connection", connection,
"cursor-mode", cursor_mode,
"flags", flags,
"monitor", monitor,
NULL);
if (!monitor_stream)
return NULL;
monitor_stream->stage = stage;
g_signal_connect_object (monitor_manager, "monitors-changed-internal",
G_CALLBACK (on_monitors_changed),
monitor_stream, 0);
return monitor_stream;
}
static MetaScreenCastStreamSrc *
meta_screen_cast_monitor_stream_create_src (MetaScreenCastStream *stream,
GError **error)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (stream);
MetaScreenCastMonitorStreamSrc *monitor_stream_src;
monitor_stream_src = meta_screen_cast_monitor_stream_src_new (monitor_stream,
error);
if (!monitor_stream_src)
return NULL;
return META_SCREEN_CAST_STREAM_SRC (monitor_stream_src);
}
static void
meta_screen_cast_monitor_stream_set_parameters (MetaScreenCastStream *stream,
GVariantBuilder *parameters_builder)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (stream);
MetaRectangle logical_monitor_layout;
const char *output_name;
logical_monitor_layout =
meta_logical_monitor_get_layout (monitor_stream->logical_monitor);
g_variant_builder_add (parameters_builder, "{sv}",
"position",
g_variant_new ("(ii)",
logical_monitor_layout.x,
logical_monitor_layout.y));
g_variant_builder_add (parameters_builder, "{sv}",
"size",
g_variant_new ("(ii)",
logical_monitor_layout.width,
logical_monitor_layout.height));
output_name = meta_monitor_get_connector (monitor_stream->monitor);
g_variant_builder_add (parameters_builder, "{sv}", "output-name",
g_variant_new ("s", output_name));
}
static gboolean
meta_screen_cast_monitor_stream_transform_position (MetaScreenCastStream *stream,
double stream_x,
double stream_y,
double *x,
double *y)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (stream);
MetaBackend *backend = meta_monitor_get_backend (monitor_stream->monitor);
MetaRectangle logical_monitor_layout;
double scale;
logical_monitor_layout =
meta_logical_monitor_get_layout (monitor_stream->logical_monitor);
if (meta_backend_is_stage_views_scaled (backend))
scale = meta_logical_monitor_get_scale (monitor_stream->logical_monitor);
else
scale = 1.0;
*x = logical_monitor_layout.x + stream_x / scale;
*y = logical_monitor_layout.y + stream_y / scale;
return TRUE;
}
static void
meta_screen_cast_monitor_stream_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (object);
MetaLogicalMonitor *logical_monitor;
switch (prop_id)
{
case PROP_MONITOR:
g_set_object (&monitor_stream->monitor, g_value_get_object (value));
logical_monitor = meta_monitor_get_logical_monitor (monitor_stream->monitor);
g_set_object (&monitor_stream->logical_monitor, logical_monitor);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
meta_screen_cast_monitor_stream_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (object);
switch (prop_id)
{
case PROP_MONITOR:
g_value_set_object (value, monitor_stream->monitor);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
meta_screen_cast_monitor_stream_finalize (GObject *object)
{
MetaScreenCastMonitorStream *monitor_stream =
META_SCREEN_CAST_MONITOR_STREAM (object);
g_clear_object (&monitor_stream->monitor);
g_clear_object (&monitor_stream->logical_monitor);
G_OBJECT_CLASS (meta_screen_cast_monitor_stream_parent_class)->finalize (object);
}
static void
meta_screen_cast_monitor_stream_init (MetaScreenCastMonitorStream *monitor_stream)
{
}
static void
meta_screen_cast_monitor_stream_class_init (MetaScreenCastMonitorStreamClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MetaScreenCastStreamClass *stream_class =
META_SCREEN_CAST_STREAM_CLASS (klass);
object_class->set_property = meta_screen_cast_monitor_stream_set_property;
object_class->get_property = meta_screen_cast_monitor_stream_get_property;
object_class->finalize = meta_screen_cast_monitor_stream_finalize;
stream_class->create_src = meta_screen_cast_monitor_stream_create_src;
stream_class->set_parameters = meta_screen_cast_monitor_stream_set_parameters;
stream_class->transform_position = meta_screen_cast_monitor_stream_transform_position;
g_object_class_install_property (object_class,
PROP_MONITOR,
g_param_spec_object ("monitor", NULL, NULL,
META_TYPE_MONITOR,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}