def __init__(self):
self.stage = Clutter.Stage()
self.stage.set_title('Clutter example')
self.stage.set_background_color(Clutter.color_from_string('#BBB')[1])
self.stage.set_size(300.0, 300.0)
self.actor = Clutter.Actor()
self.actor.set_background_color(
Clutter.color_from_string('#DA0060')[1])
self.actor.set_position(75.0, 75.0)
self.actor.set_size(150.0, 150.0)
self.actor.set_pivot_point(0.5, 0.5)
self.rotation = Clutter.PropertyTransition(
property_name='rotation-angle-z')
self.rotation.set_animatable(self.actor)
self.rotation.set_duration(5000)
self.rotation.set_from(0.0)
self.rotation.set_to(360.0)
self.rotation.set_repeat_count(-1)
self.rotation.start()
text = Clutter.Text.new_full('Arial Black 12', 'Click me!',
Clutter.color_from_string('black')[1])
self.actor.add_child(text)
self.stage.add_child(self.actor)
self.stage.show()
self.actor.set_reactive(True)
self.stage.set_user_resizable(True)
self.actor.connect('button-press-event', self.color_actor)
self.stage.connect('key-press-event', self.on_key_press)
self.stage.connect('destroy', lambda *_: Clutter.main_quit())
def main():
hello_str = chr_chr = ''
x_offset = y_offset = idx = 0
# initialize Clutter
Clutter.init(sys.argv)
if (len(sys.argv) > 1):
hello_str = argv[0]
else:
hello_str = 'Hello Clutter!'
# create a Stage
stage = Clutter.Stage()
# set the title of the Stage window
stage.set_title('Hello, Clutter')
# set the background color of the Stage
stage_color = Clutter.Color()
Clutter.Color.from_string(stage_color, 'DarkSlateGray')
stage.set_color(stage_color)
# connect the pointer button press and key press event signals
stage.connect('button-press-event', on_button_press)
stage.connect('key-press-event', on_key_press)
stage.connect('destroy', Clutter.main_quit)
# set the size of the Stage
stage.set_size(800, 600)
# then show the Stage
stage.show_all()
def default_stage():
import gi
gi.require_version('Clutter', '1.0')
from gi.repository import Clutter, GLib
Clutter.init([])
stage = Clutter.Stage()
stage.set_size(800, 500)
stage.set_title('Clutter - Cairo content')
stage.set_user_resizable(True)
return stage
def __init__(self):
self.stage = Clutter.Stage()
r = Clutter.Texture.new_from_file("test.jpg")
r.set_size(640, 480)
self.stage.add_actor(r)
shader = Clutter.Shader()
source = open(__file__.replace(".py", ".glsl"), "r").read()
shader.set_fragment_source(source, len(source))
#shader.set_uniform("image", 0) # warning?
r.set_shader(shader)
self.stage.show()
def create_window(self, argv, descriptor):
clutter_window = window.Window(self, Clutter.Stage(), descriptor)
clutter_window.stage.set_title('Pisak Main')
if arg_parser.get_args().debug:
coeff = 0.7
clutter_window.stage.set_size(coeff * unit.w(1), coeff * unit.h(1))
clutter_window.stage.set_user_resizable(True)
else:
clutter_window.stage.set_size(unit.w(1), unit.h(1))
clutter_window.stage.set_fullscreen(True)
clutter_window.stage.connect("destroy", lambda _: Clutter.main_quit())
return clutter_window
def setup_stage(config):
stage_color = Clutter.Color.new(0, 0, 0, 0)
text_color = Clutter.Color.new(0, 128, 0, 255)
Clutter.init(sys.argv)
stage = Clutter.Stage()
stage.set_title("Speakup")
stage.set_use_alpha(True)
stage.set_background_color(stage_color)
stage.connect("delete-event", stage_on_delete, config)
stage.connect("button-press-event", stage_on_button_press, config)
layout = Clutter.BoxLayout()
layout.set_orientation(Clutter.Orientation.VERTICAL)
layout.set_spacing(15)
stage.set_layout_manager(layout)
old_entries = []
for i in range(15):
old_entry = Clutter.Text.new_with_text("Sans 28px", "")
old_entry.set_color(Clutter.Color.new(0, 128, 0, (i + 1) * 16))
old_entries.append(old_entry)
stage.add_actor(old_entry)
old_entries.reverse()
entry = Clutter.Text.new_with_text("Sans 28px", "")
entry.set_color(text_color)
entry.set_editable(True)
entry.set_reactive(True)
entry.set_single_line_mode(True)
entry.set_line_alignment(Pango.Alignment.CENTER)
entry.connect("key-press-event", entry_on_key_press, config)
stage.add_actor(entry)
entry.old_entries = old_entries
entry.old_iterator = -1
stage.show()
stage.set_fullscreen(True)
stage.set_key_focus(entry)
stage_window = ClutterGdk.get_stage_window(stage)
stage_window.set_keep_above(True)
stage_window.set_modal_hint(True)
stage_window.set_skip_taskbar_hint(True)
stage_window.set_skip_pager_hint(True)
def create_window(self, argv, descriptor):
"""
Create application main window as the Clutter.Stage.
:param: argv: application arguments.
:param descriptor: general application descriptor.
"""
clutter_window = window.Window(self, Clutter.Stage(), descriptor)
clutter_window.stage.set_title('PISAK')
clutter_window.stage.set_position(unit.MONITOR_X, unit.MONITOR_Y)
if arg_parser.get_args().debug:
coeff = 0.7
clutter_window.stage.set_size(coeff * unit.w(1), coeff * unit.h(1))
clutter_window.stage.set_user_resizable(True)
else:
clutter_window.stage.set_size(unit.w(1), unit.h(1))
clutter_window.stage.set_fullscreen(True)
clutter_window.stage.connect("destroy", lambda _: Clutter.main_quit())
return clutter_window
def __init__(self, filename):
self.stage = Clutter.Stage()
self.stage.set_fullscreen(True)
# self.stage.set_size(1000, 600)
self.stage.set_color(Clutter.Color.new(0x11, 0x11, 0x11, 0xff))
self.stage.set_title('GStreamer Clutter Python - ' + filename)
self.stage.connect('key-press-event', self.on_key_press_event)
self.stage.connect('destroy', self.on_destroy)
self.texture = Clutter.Texture.new()
self.texture.connect('size-change', self.on_size_change)
self.stage.add_actor(self.texture)
self.sink = ClutterGst.VideoSink.new(self.texture)
self.sink.set_property('sync', True)
self.player = Gst.ElementFactory.make('playbin', None)
self.player.set_property('video-sink', self.sink)
self.bus = self.player.get_bus()
self.bus.add_signal_watch()
self.bus.connect('message::eos', self.on_eos)
self.bus.connect('message::error', self.on_error)
self.stage.show_all()
self.player.set_property('uri', 'file://' + filename)
self.player.set_state(Gst.State.PLAYING)
def __init__(self):
self.stage = Clutter.Stage()
self.stage.set_size(400, 400)
self.layout_manager = Clutter.BoxLayout()
self.textures_box = Clutter.Actor(layout_manager=self.layout_manager)
self.stage.add_actor(self.textures_box)
self.video_texture = Clutter.Texture.new()
self.video_texture.set_keep_aspect_ratio(True)
self.video_texture.set_size(400, 400)
self.layout_manager.pack(self.video_texture,
expand=False,
x_fill=False,
y_fill=False,
x_align=Clutter.BoxAlignment.CENTER,
y_align=Clutter.BoxAlignment.CENTER)
self.camera = Cheese.Camera.new(self.video_texture, None, 100, 100)
Cheese.Camera.setup(self.camera, None)
Cheese.Camera.play(self.camera)
def added(signal, data):
uuid = data.get_uuid()
node = data.get_device_node()
print "uuid is " + str(uuid)
print "node is " + str(node)
self.camera.set_device_by_device_node(node)
self.camera.switch_camera_device()
device_monitor = Cheese.CameraDeviceMonitor.new()
device_monitor.connect("added", added)
device_monitor.coldplug()
self.stage.show()
Clutter.main()
def _build_stage(self):
self.stage = Clutter.Stage()
self.stage.connect("destroy", lambda *args: Clutter.main_quit())
from gi.repository import Clutter
if __name__ == '__main__':
Clutter.init(None)
# The main stage
stage = Clutter.Stage(title='Constraints', user_resizable=True)
stage.props.background_color = Clutter.Color.get_static(Clutter.StaticColor.ALUMINIUM_1)
stage.connect('destroy', Clutter.main_quit)
# First actor, with a fixed (100, 25) size
layer_a = Clutter.Actor()
layer_a.props.background_color = Clutter.Color.get_static(Clutter.StaticColor.SCARLET_RED)
layer_a.set_size(100, 25)
stage.add_child(layer_a)
# The first actor is anchored to the center of the stage
layer_a.add_constraint(Clutter.AlignConstraint(source=stage, align_axis=Clutter.AlignAxis.BOTH, factor=0.5))
# Second actor, with no explicit size
layer_b = Clutter.Actor()
layer_b.props.background_color = Clutter.Color.get_static(Clutter.StaticColor.BUTTER_DARK)
stage.add_child(layer_b)
# The second actor tracks the X coordinate and the width of the first actor
layer_b.add_constraint(Clutter.BindConstraint(source=layer_a, coordinate=Clutter.BindCoordinate.X))
layer_b.add_constraint(Clutter.BindConstraint(source=layer_a, coordinate=Clutter.BindCoordinate.WIDTH))
# The second actor is snapped between the bottom edge of the first actor
# and the bottom edge of the stage; vertical spacing of 10px is added for
# padding
resize_id = 0
return False
def on_actor_resize(actor, allocation, flags):
global resize_id
# Throttle multiple allocations to a single canvas resize
if resize_id == 0:
resize_id = GLib.timeout_add(500, idle_resize, actor)
if __name__ == '__main__':
Clutter.init(None)
# Our stage
stage = Clutter.Stage(title='2D Clock', user_resizable=True)
stage.props.background_color = Clutter.Color.get_static(Clutter.StaticColor.SKY_BLUE_LIGHT)
stage.set_size(300, 300)
stage.connect('destroy', Clutter.main_quit)
stage.show()
# The canvas, courtesy of Cairo
canvas = Clutter.Canvas(width=300, height=300)
canvas.connect('draw', draw_clock)
canvas.invalidate()
# The actor that displays the canvas
actor = Clutter.Actor(content=canvas)
actor.set_content_scaling_filters(Clutter.ScalingFilter.TRILINEAR,
Clutter.ScalingFilter.LINEAR)
actor.add_constraint(Clutter.BindConstraint(source=stage, coordinate=Clutter.BindCoordinate.SIZE))
width=200,
height=200,
background_color=Clutter.Color.new(255, 255, 0, 255))
container = Clutter.Actor(x=0,
y=0,
width=400,
height=400)
container.save_easing_state()
container.set_easing_mode(Clutter.AnimationMode.EASE_IN_OUT_CUBIC)
container.set_easing_duration(400)
for rec in [red, green, blue, yellow]:
container.add_child(rec)
stage = Clutter.Stage(width=200,
height=200)
stage.add_child(container)
def on_stage_key_press(a, event: Clutter.KeyEvent):
key = event.keyval
if key == Clutter.KEY_Up:
container.props.y = 0
elif key == Clutter.KEY_Down:
container.props.y = -200
elif key == Clutter.KEY_Left:
container.props.x = 0
elif key == Clutter.KEY_Right:
container.props.x = -200
else:
return False
def __init__(self, directory):
self.space = None
self.active_entity = None
self.selected_entity = None
self.timeout = None
self.pantimeout = None
self.do_scroll = False
self.lastMouseX = 0
self.lastMouseY = 0
self.label = None
self.show_tooltip = True
self.directory = directory
# set up texture cache
self.texturemgr = TextureManager(self)
# set up stage
stage = Clutter.Stage()
stage.set_size(*DIMENSIONS)
try:
background = Clutter.Texture.new_from_file(
os.path.join(directory, "background.jpg"))
self.background = background
self.background.show()
stage.add_actor(self.background)
except Exception:
c = Clutter.Color.get_static(Clutter.StaticColor.DARK_BLUE)
stage.set_color(c)
self.background = None
stage.connect('scroll-event', self.on_zoom_event)
stage.connect('button-press-event', self.on_mouse_press_event)
stage.connect('button-release-event', self.on_mouse_release_event)
stage.connect('motion-event', self.on_motion_event)
stage.connect('key-press-event', self.on_key_press_event)
stage.connect('fullscreen', self.on_resize)
stage.connect('unfullscreen', self.on_resize)
stage.connect('delete-event', self.on_quit)
self.stage = stage
self.stage.show_all()
g = glob.glob(os.path.join(directory, "*.pdf"))
try:
f = open(os.path.join(directory, ".pdf-desktop-config"), "r")
camerascale, camerax, cameray, config = pickle.load(f)
f.close()
existing = set(list(g))
config = filter(lambda (fn, pg, pos, size): fn in existing, config)
fns = set([fn for (fn, _, _, _) in config])
for fn in existing - fns:
config.append((fn, 0, None, None))
except IOError:
camerascale = DEFAULT_SCALE
camerax = 0.0
cameray = 0.0
config = [(fn, 0, None, None) for fn in g]
# set up camera
camera = Camera(stage, camerascale, camerax, cameray)
self.camera = camera
# set up docs
fns = set([fn for (fn, _, _, _) in config])
docs = dict([(fn, Poppler.Document.new_from_file("file://" + fn, None))
for fn in fns])
for (fn, doc) in docs.items():
doc.filename = fn
# set up space
space = Space(self)
for (fn, pg, pos, _) in config:
entity = PdfEntity(self, docs[fn], pg)
space.add(entity, pos)
self.space = space
# init requests
entities = self.space.get_entities_sorted()
requests = defaultdict(lambda: [])
for entity, (pos, size) in entities:
scales = requests[entity.doc, entity.pagenum]
if self.camera.in_bounds(
pos[0], pos[1], size[0], size[1]
) and not self.camera.scale in scales and self.camera.scale >= MIN_LOAD_SCALE:
requests[entity.doc,
entity.pagenum].insert(0, self.camera.scale)
if not DEFAULT_SCALE in scales:
requests[entity.doc, entity.pagenum].append(DEFAULT_SCALE)
requestlist = []
added = set()
for entity, _ in entities:
if (entity.doc, entity.pagenum) in added: continue
for scale in requests[entity.doc, entity.pagenum]:
requestlist.append((entity.doc, entity.pagenum, scale))
added.add((entity.doc, entity.pagenum))
self.texturemgr.request_load_textures(requestlist)
self.update()
if FULLSCREEN: self.stage.set_fullscreen(True)
text.props.text = 'Content Gravity: ' + gravities[current_gravity][1]
# Animate the content gravity changes
with actor.easing_state():
actor.set_content_gravity(gravities[current_gravity][0])
# Cycle through all gravities
current_gravity += 1
if current_gravity >= len(gravities):
current_gravity = 0
if __name__ == '__main__':
Clutter.init(None)
# Our stage
stage = Clutter.Stage(title='Content Box', user_resizable=True)
stage.set_margin(Clutter.Margin(12))
stage.connect('destroy', Clutter.main_quit)
stage.show()
# Load the texture data from a file
pixbuf = GdkPixbuf.Pixbuf.new_from_file('redhand.png')
# Use the correct pixel format depending on whether the image
# has an alpha channel
pixel_format = Cogl.PixelFormat.RGB_888
if pixbuf.get_has_alpha():
pixel_format = Cogl.PixelFormat.RGBA_8888
data = pixbuf.read_pixel_bytes()
width = pixbuf.get_width()
pos = Clutter.Point()
(pos.x, pos.y) = item.get_position()
scroll.scroll_to_point(pos)
return True
if key == Clutter.KEY_Return or key == Clutter.KEY_KP_Enter:
menu.activate_item()
return True
return False
if __name__ == '__main__':
Clutter.init(None)
stage = Clutter.Stage(title='Actor Model', user_resizable=True)
stage.connect('destroy', Clutter.main_quit)
stage.connect('key-press-event', on_key_press_event)
stage.show()
scroll = Clutter.ScrollActor(name='scroll')
scroll.set_position(0, 18)
scroll.add_constraint(
Clutter.AlignConstraint(source=stage,
align_axis=Clutter.AlignAxis.X_AXIS,
factor=0.5))
scroll.add_constraint(
Clutter.BindConstraint(source=stage,
coordinate=Clutter.BindCoordinate.HEIGHT,
offset=-36))
scroll.set_scroll_mode(Clutter.ScrollMode.VERTICALLY)
def ret(*args):
stage = Clutter.Stage()
args = args + (stage, )
function(*args)
stage.destroy()
def on_crossing(actor, event):
z_pos = 0
if event.type == Clutter.EventType.ENTER:
z_pos = -250
with actor.easing_state(500, Clutter.AnimationMode.EASE_OUT_BOUNCE):
actor.set_z_position(z_pos)
return True
if __name__ == '__main__':
Clutter.init(None)
stage = Clutter.Stage(title="Three Flowers in a Vase")
stage.props.user_resizable = True
stage.connect('destroy', Clutter.main_quit)
vase = Clutter.Actor(name='vase')
vase.props.layout_manager = Clutter.BoxLayout()
vase.props.background_color = Clutter.Color.get_static(
Clutter.StaticColor.SKY_BLUE_LIGHT)
vase.add_constraint(
Clutter.AlignConstraint(source=stage,
align_axis=Clutter.AlignAxis.BOTH,
factor=0.5))
stage.add_child(vase)
flowers = []
# We're going to "brute-force" the shaders here by setting every possible
# parameter, rather than those only needed per each shader.
actor.set_shader(shader)
actor.set_shader_param_int("tex", 0)
actor.set_shader_param_float("brightness", 0.4)
actor.set_shader_param_float("contrast", -1.9)
actor.set_shader_param_float("radius", 3.0)
np2 = lambda n: 2 ** math.ceil(math.log(n, 2))
actor.set_shader_param_float("x_step", 1.0 / np2(actor.get_width()))
actor.set_shader_param_float("x_step", 1.0 / np2(actor.get_height()))
if __name__ == "__main__":
stage = Clutter.Stage()
stage.set_title("Shaders")
stage.set_color(Clutter.Color.new(0x61, 0x64, 0x8c, 0xff))
stage.set_size(512, 384)
stage.connect("destroy", Clutter.main_quit)
# Here we create a texture-based actor from the file on disk.
# Our actor will toggle through shading on right/left click. Unlike the
# normal example, we'll start with the basic redhand to let you see how
# things change...
actor = Clutter.Texture(filename="../../data/redhand.png")
actor.set_position(100, 100)
actor.set_reactive(True)
def on_key_press(stage, event):
scroll = stage.get_first_child()
key = event.keyval
if key == Clutter.KEY_q:
Clutter.main_quit()
return True
if key == Clutter.KEY_Up:
select_prev_item(scroll)
return True
if key == Clutter.KEY_Down:
select_next_item(scroll)
return True
return False
if __name__ == '__main__':
Clutter.init(None)
stage = Clutter.Stage(title='Scroll Actor', user_resizable=True)
stage.connect('destroy', Clutter.main_quit)
stage.connect('key-press-event', on_key_press)
stage.show()
create_scroll_actor(stage)
Clutter.main()
