JSScene Interface Reference

import"scenejs.idl";

Public Member Functions
DOMString	get_option (DOMString section, DOMString key)
*DOMString	get_option (DOMString section, unsigned key_idx)
void	set_option (DOMString section, DOMString key, optional DOMString value=null)
void	set_size (unsigned long width, unsigned long height)
void	exit ()
void	set_3d (Boolean use_3d)
void	move_window (unsigned long x, unsigned long y, optional boolean relative=false)
void	set_event_filter (GPACEventFilter filter_event_func)
void	set_focus (DOMString focus)
void	set_focus (Node elt)
void	show_keyboard (boolean do_show)
void	trigger_gc ()
MediaObject	get_object_manager (DOMString url)
void	switch_quality (boolean up)
boolean	navigation_supported (unsigned long nav_type)
void	set_back_color (double r, double g, double b, double a)

Data Fields
attribute boolean	fullscreen
readonly DOMString	current_path
attribute unsigned long	volume
attribute unsigned long	navigation
attribute unsigned long	navigation_type
readonly attribute boolean	hardware_yuv
readonly attribute boolean	hardware_rgb
readonly attribute boolean	hardware_rgba
readonly attribute boolean	hardware_stretch
readonly attribute unsigned long	screen_width
readonly attribute unsigned long	screen_height
readonly attribute double	fps
readonly attribute double	sim_fps
readonly attribute boolean	has_opengl
attribute DOMString	caption
attribute boolean	focus_highlight
readonly attribute unsigned long	dpi_x
readonly attribute unsigned long	dpi_y
attribute boolean	sensors_active
readonly attribute double	zoom
readonly attribute DOMString	text_selection

Detailed Description

JSScene is the interface to compositor

Member Function Documentation

get_option() [1/2]

DOMString JSScene::get_option	(	DOMString	section,
		DOMString	key
	)

see gf_opts_get_key

Parameters

section	the section name
key	the key name

Returns

the key value

get_option() [2/2]

* DOMString JSScene::get_option	(	DOMString	section,
		unsigned	key_idx
	)

see gf_opts_get_key_name

Parameters

section	the section name
key_idx	the key index in the section

Returns

the key name

set_option()

void JSScene::set_option	(	DOMString	section,
		DOMString	key,
		optional DOMString	value = null
	)

see gf_opts_set_key

Parameters

section	the section name
key	the key name
value	the key value, null to remove the key

set_size()

void JSScene::set_size	(	unsigned long	width,
		unsigned long	height
	)

set output window size

Parameters

width	desired width
height	desired height

exit()

void JSScene::exit

(

)

post quit message

set_3d()

void JSScene::set_3d

(

Boolean

use_3d

)

turns 3D rendering on/off

Parameters

use_3d

if true, uses 3D for all content, otherwise use 3D based on content type

move_window()

void JSScene::move_window	(	unsigned long	x,
		unsigned long	y,
		optional boolean	relative = false
	)

moves output window

Parameters

x	the horizontal position or delta
y	the vertical position or delta
relative	if true, use relative (delta) positioning; otherwise use absolute

set_event_filter()

void JSScene::set_event_filter

(

GPACEventFilter

filter_event_func

)

assigns event filter

Parameters

filter_event_func

the filter event function to use, or null to deactivate event filtering

set_focus() [1/2]

void JSScene::set_focus

(

DOMString

focus

)

moves focus

Parameters

focus

"next" for next element in focus ring, "prev" for previous

set_focus() [2/2]

void JSScene::set_focus

(

Node

elt

)

sets focus on element

Parameters

elt	the node on which focus should be set

show_keyboard()

void JSScene::show_keyboard

(

boolean

do_show

)

show or hide virtual keyboard

Parameters

do_show

if true, show keyboard, otherwise hide it

trigger_gc()

void JSScene::trigger_gc

(

)

triggers JS garbage collection pass

get_object_manager()

MediaObject JSScene::get_object_manager

(

DOMString

url

)

gets object manager for the given service URL loaded in the root scene of the compositor

Parameters

url	url of service for which the object manager is queried

Returns

the object manager, or null if not found

switch_quality()

void JSScene::switch_quality

(

boolean

up

)

switches quality

Parameters

up	switches quality up (true) or down (false)

navigation_supported()

boolean JSScene::navigation_supported

(

unsigned long

nav_type

)

checks if navigation type is supported for the current content

Parameters

nav_type

the navigation type to check

Returns

true if supported, false otherwise

set_back_color()

void JSScene::set_back_color	(	double	r,
		double	g,
		double	b,
		double	a
	)

sets default back color of player

Parameters

r	red component between 0.0 and 1.0
g	green component between 0.0 and 1.0
b	blue component between 0.0 and 1.0
a	alpha component between 0.0 and 1.0

Field Documentation

fullscreen

attribute boolean JSScene::fullscreen

fullscreen status

current_path

readonly DOMString JSScene::current_path

current working directory

volume

attribute unsigned long JSScene::volume

audio output volume

navigation

attribute unsigned long JSScene::navigation

navigation mode

navigation_type

attribute unsigned long JSScene::navigation_type

checks if navigation is off, 2D or 3D mode

hardware_yuv

readonly attribute boolean JSScene::hardware_yuv

true if display has hardware yuv 2D blit

hardware_rgb

readonly attribute boolean JSScene::hardware_rgb

true if display has hardware rgb 2D blit

hardware_rgba

readonly attribute boolean JSScene::hardware_rgba

true if display has hardware rgba 2D blit

hardware_stretch

readonly attribute boolean JSScene::hardware_stretch

true if display has hardware stretch blit

screen_width

readonly attribute unsigned long JSScene::screen_width

display width

screen_height

readonly attribute unsigned long JSScene::screen_height

display height

fps

readonly attribute double JSScene::fps

current output fps

sim_fps

readonly attribute double JSScene::sim_fps

desired output fps for animations

has_opengl

readonly attribute boolean JSScene::has_opengl

true if display has opengl support

caption

attribute DOMString JSScene::caption

window title

focus_highlight

attribute boolean JSScene::focus_highlight

enables or disable focus highlighting

dpi_x

readonly attribute unsigned long JSScene::dpi_x

screen horizontal dpi

dpi_y

readonly attribute unsigned long JSScene::dpi_y

screen vertical dpi

sensors_active

attribute boolean JSScene::sensors_active

sensor active state (gyroscope)

zoom

readonly attribute double JSScene::zoom

compositor zoom factor

text_selection

readonly attribute DOMString JSScene::text_selection

current text selection