/**
* ppg_edit_channel_task_class_init:
* @klass: (in): A #PpgEditChannelTaskClass.
*
* Initializes the #PpgEditChannelTaskClass and prepares the vtable.
*
* Returns: None.
* Side effects: None.
*/
static void
ppg_edit_channel_task_class_init (PpgEditChannelTaskClass *klass)
{
GObjectClass *object_class;
PpgTaskClass *task_class;
object_class = G_OBJECT_CLASS(klass);
object_class->finalize = ppg_edit_channel_task_finalize;
object_class->set_property = ppg_edit_channel_task_set_property;
g_type_class_add_private(object_class, sizeof(PpgEditChannelTaskPrivate));
task_class = PPG_TASK_CLASS(klass);
task_class->run = ppg_edit_channel_task_run;
g_object_class_install_property(object_class,
PROP_TARGET,
g_param_spec_string("target",
"target",
"target",
NULL,
G_PARAM_WRITABLE));
g_object_class_install_property(object_class,
PROP_WORKING_DIR,
g_param_spec_string("working-dir",
"working-dir",
"working-dir",
NULL,
G_PARAM_WRITABLE));
g_object_class_install_property(object_class,
PROP_ARGS,
g_param_spec_boxed("args",
"args",
"args",
G_TYPE_STRV,
G_PARAM_WRITABLE));
g_object_class_install_property(object_class,
PROP_ENV,
g_param_spec_boxed("env",
"env",
"env",
G_TYPE_STRV,
G_PARAM_WRITABLE));
}
/**
* ppg_restart_task_class_init:
* @klass: (in): A #PpgRestartTaskClass.
*
* Initializes the #PpgRestartTaskClass and prepares the vtable.
*
* Returns: None.
* Side effects: None.
*/
static void
ppg_restart_task_class_init (PpgRestartTaskClass *klass)
{
GObjectClass *object_class;
PpgTaskClass *task_class;
object_class = G_OBJECT_CLASS(klass);
object_class->finalize = ppg_restart_task_finalize;
object_class->set_property = ppg_restart_task_set_property;
g_type_class_add_private(object_class, sizeof(PpgRestartTaskPrivate));
task_class = PPG_TASK_CLASS(klass);
task_class->run = ppg_restart_task_run;
g_object_class_install_property(object_class,
PROP_SESSION,
g_param_spec_object("session",
"session",
"session",
PPG_TYPE_SESSION,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
}
/**
* ppg_task_render_class_init:
* @klass: (in): A #PpgTaskRenderClass.
*
* Initializes the #PpgTaskRenderClass and prepares the vtable.
*
* Returns: None.
* Side effects: None.
*/
static void
ppg_task_render_class_init (PpgTaskRenderClass *klass)
{
GObjectClass *object_class;
PpgTaskClass *task_class;
#if MAX_THREADS > 1
guint n_threads;
gint i;
#endif
object_class = G_OBJECT_CLASS(klass);
object_class->finalize = ppg_task_render_finalize;
object_class->get_property = ppg_task_render_get_property;
object_class->set_property = ppg_task_render_set_property;
g_type_class_add_private(object_class, sizeof(PpgTaskRenderPrivate));
task_class = PPG_TASK_CLASS(klass);
task_class->run = ppg_task_render_run;
task_class->schedule = ppg_task_render_schedule;
g_object_class_install_property(object_class,
PROP_BEGIN_TIME,
g_param_spec_double("begin-time",
"begin-time",
"begin-time",
0,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE));
g_object_class_install_property(object_class,
PROP_END_TIME,
g_param_spec_double("end-time",
"end-time",
"end-time",
0,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE));
g_object_class_install_property(object_class,
PROP_X,
g_param_spec_double("x",
"x",
"x",
-G_MAXDOUBLE,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property(object_class,
PROP_Y,
g_param_spec_double("y",
"y",
"y",
-G_MAXDOUBLE,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property(object_class,
PROP_WIDTH,
g_param_spec_double("width",
"width",
"width",
0,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property(object_class,
PROP_HEIGHT,
g_param_spec_double("height",
"height",
"height",
0,
G_MAXDOUBLE,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property(object_class,
PROP_SEQUENCE,
g_param_spec_int("sequence",
"sequence",
"sequence",
0,
G_MAXINT,
0,
G_PARAM_READABLE));
/**
* PpgTaskRender:surface:
* @surface: A #cairo_surface_t.
*
* The surface to render upon. Since pixman is not thread safe in reference
* counting, this property is a pointer type. The reference count of the
* surface is not changed. It is expected that the caller set the reference
* explicitly and free it from the same thread they referenced it from
* when the task has completed.
*/
g_object_class_install_property(object_class,
PROP_SURFACE,
g_param_spec_pointer("surface",
"Surface",
"The cairo surface",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
signals[RENDER] = g_signal_new("render",
PPG_TYPE_TASK_RENDER,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET(PpgTaskRenderClass, render),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE,
0);
task_queue = g_async_queue_new();
#if MAX_THREADS > 1
/*
* Create rendering threads if we are not using the main loop for
* rendering.
*/
n_threads = MIN(ppg_get_num_cpus(), MAX_THREADS);
for (i = 0; i < n_threads; i++) {
task_threads[i] = g_thread_create(ppg_task_render_thread,
task_queue, TRUE, NULL);
}
#endif
}
