import logging
+import gobject
import pango
-import cairo
import gtk
+import util.go_utils as go_utils
import util.misc as misc_utils
_moduleLogger = logging.getLogger(__name__)
-class StreamPresenter(object):
-
- MINIMUM_MOVEMENT = 20
-
- BUTTON_STATE_PLAY = "play"
- BUTTON_STATE_PAUSE = "pause"
- BUTTON_STATE_NEXT = "next"
- BUTTON_STATE_BACK = "back"
- BUTTON_STATE_UP = "up"
- BUTTON_STATE_CANCEL = "cancel"
-
- _NO_POSITION = -1, -1
+class NavigationBox(gobject.GObject):
- _STATE_TO_IMAGE = {
- BUTTON_STATE_PLAY: "play.png",
- BUTTON_STATE_PAUSE: "pause.png",
- BUTTON_STATE_NEXT: "next.png",
- BUTTON_STATE_BACK: "prev.png",
+ __gsignals__ = {
+ 'action' : (
+ gobject.SIGNAL_RUN_LAST,
+ gobject.TYPE_NONE,
+ (gobject.TYPE_STRING, ),
+ ),
+ 'navigating' : (
+ gobject.SIGNAL_RUN_LAST,
+ gobject.TYPE_NONE,
+ (gobject.TYPE_STRING, ),
+ ),
}
- def __init__(self, player, store):
- self._store = store
+ MINIMUM_MOVEMENT = 32
- self._player = player
- self._player.connect("state-change", self._on_player_state_change)
- self._player.connect("navigate-change", self._on_player_nav_change)
- self._player.connect("title-change", self._on_player_title_change)
+ _NO_POSITION = -1, -1
- self._image = gtk.DrawingArea()
- self._image.connect("expose_event", self._on_expose)
- self._imageEvents = gtk.EventBox()
- self._imageEvents.connect("motion_notify_event", self._on_motion_notify)
- self._imageEvents.connect("button_press_event", self._on_button_press)
- self._imageEvents.connect("button_release_event", self._on_button_release)
- self._imageEvents.add(self._image)
+ def __init__(self):
+ gobject.GObject.__init__(self)
+ self._eventBox = gtk.EventBox()
+ self._eventBox.connect("button_press_event", self._on_button_press)
+ self._eventBox.connect("button_release_event", self._on_button_release)
+ self._eventBox.connect("motion_notify_event", self._on_motion_notify)
self._isPortrait = True
-
- self._canNavigate = True
self._clickPosition = self._NO_POSITION
- self._potentialButtonState = self.BUTTON_STATE_PLAY
- self._currentButtonState = self.BUTTON_STATE_PLAY
-
- imagePath = self._store.STORE_LOOKUP[self._player.background]
- self._backgroundImage = self._store.get_surface_from_store(imagePath)
- imagePath = self._STATE_TO_IMAGE[self._currentButtonState]
- self._buttonImage = self._store.get_surface_from_store(imagePath)
-
- if self._isPortrait:
- backWidth = self._backgroundImage.get_width()
- backHeight = self._backgroundImage.get_height()
- else:
- backHeight = self._backgroundImage.get_width()
- backWidth = self._backgroundImage.get_height()
- self._image.set_size_request(backWidth, backHeight)
@property
def toplevel(self):
- return self._imageEvents
+ return self._eventBox
def set_orientation(self, orientation):
if orientation == gtk.ORIENTATION_VERTICAL:
else:
raise NotImplementedError(orientation)
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_presenter(cairoContext, self._currentButtonState)
-
- @misc_utils.log_exception(_moduleLogger)
- def _on_player_state_change(self, player, newState):
- if newState == "play":
- newState = self.BUTTON_STATE_PLAY
- elif newState == "pause":
- newState = self.BUTTON_STATE_PAUSE
- elif newState == "stop":
- newState = self.BUTTON_STATE_PAUSE
- else:
- newState = self._currentButtonState
-
- if newState != self._currentButtonState:
- self._currentButtonState = newState
- if self._clickPosition == self._NO_POSITION:
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_state(cairoContext, self._currentButtonState)
-
- @misc_utils.log_exception(_moduleLogger)
- def _on_player_nav_change(self, player, newState):
- canNavigate = self._player.can_navigate
- newPotState = self._potentialButtonState
- if self._canNavigate != canNavigate:
- self._canNavigate = canNavigate
- if self._potentialButtonState in (self.BUTTON_STATE_NEXT, self.BUTTON_STATE_BACK):
- if self._currentButtonState == self.BUTTON_STATE_PLAY:
- newPotState = self.BUTTON_STATE_PAUSE
- else:
- newPotState = self.BUTTON_STATE_PLAY
+ def is_active(self):
+ return self._clickPosition != self._NO_POSITION
- if newPotState != self._potentialButtonState:
- self._potentialButtonState = newPotState
- if self._clickPosition == self._NO_POSITION:
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_state(cairoContext, self._potentialButtonState)
+ def get_state(self, newCoord):
+ if self._clickPosition == self._NO_POSITION:
+ return ""
- @misc_utils.log_exception(_moduleLogger)
- def _on_player_title_change(self, player, newState):
- if self._isPortrait:
- backWidth = self._backgroundImage.get_width()
- backHeight = self._backgroundImage.get_height()
- else:
- backHeight = self._backgroundImage.get_width()
- backWidth = self._backgroundImage.get_height()
- self._image.set_size_request(backWidth, backHeight)
+ delta = (
+ newCoord[0] - self._clickPosition[0],
+ - (newCoord[1] - self._clickPosition[1])
+ )
+ absDelta = (abs(delta[0]), abs(delta[1]))
+ if max(*absDelta) < self.MINIMUM_MOVEMENT:
+ return "clicking"
- imagePath = self._store.STORE_LOOKUP[self._player.background]
- self._backgroundImage = self._store.get_surface_from_store(imagePath)
- if self._clickPosition == self._NO_POSITION:
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_presenter(cairoContext, self._currentButtonState)
+ if absDelta[0] < absDelta[1]:
+ if 0 < delta[1]:
+ return "up"
+ else:
+ return "down"
else:
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_presenter(cairoContext, self._potentialButtonState)
+ if 0 < delta[0]:
+ return "right"
+ else:
+ return "left"
@misc_utils.log_exception(_moduleLogger)
def _on_button_press(self, widget, event):
+ if self._clickPosition != self._NO_POSITION:
+ _moduleLogger.debug("Ignoring double click")
self._clickPosition = event.get_coords()
- if self._currentButtonState == self.BUTTON_STATE_PLAY:
- newState = self.BUTTON_STATE_PAUSE
- else:
- newState = self.BUTTON_STATE_PLAY
- self._potentialButtonState = newState
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_state(cairoContext, self._potentialButtonState)
+
+ self.emit("navigating", "clicking")
@misc_utils.log_exception(_moduleLogger)
def _on_button_release(self, widget, event):
+ assert self._clickPosition != self._NO_POSITION
try:
mousePosition = event.get_coords()
- newState = self._calculate_state(mousePosition)
- if newState == self.BUTTON_STATE_PLAY:
- self._player.play()
- elif newState == self.BUTTON_STATE_PAUSE:
- self._player.pause()
- elif newState == self.BUTTON_STATE_NEXT:
- self._player.next()
- elif newState == self.BUTTON_STATE_BACK:
- self._player.back()
- elif newState == self.BUTTON_STATE_UP:
- raise NotImplementedError("Drag-down not implemented yet")
- elif newState == self.BUTTON_STATE_CANCEL:
- pass
+ state = self.get_state(mousePosition)
+ assert state
finally:
- if self._player.state == "play":
- newState = self.BUTTON_STATE_PLAY
- else:
- newState = self.BUTTON_STATE_PAUSE
- self._potentialButtonState = newState
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_state(cairoContext, self._potentialButtonState)
self._clickPosition = self._NO_POSITION
+ self.emit("action", state)
@misc_utils.log_exception(_moduleLogger)
def _on_motion_notify(self, widget, event):
return
mousePosition = event.get_coords()
- newState = self._calculate_state(mousePosition)
- if newState != self._potentialButtonState:
- self._potentialButtonState = newState
- cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_state(cairoContext, self._potentialButtonState)
-
- def _calculate_state(self, newCoord):
- assert self._clickPosition != self._NO_POSITION
+ newState = self.get_state(mousePosition)
+ self.emit("navigating", newState)
- if self._isPortrait:
- delta = (
- newCoord[0] - self._clickPosition[0],
- - (newCoord[1] - self._clickPosition[1])
- )
- else:
- delta = (
- newCoord[1] - self._clickPosition[1],
- - (newCoord[0] - self._clickPosition[0])
- )
- absDelta = (abs(delta[0]), abs(delta[1]))
- if max(*absDelta) < self.MINIMUM_MOVEMENT or not self._canNavigate:
- if self._currentButtonState == self.BUTTON_STATE_PLAY:
- return self.BUTTON_STATE_PAUSE
- else:
- return self.BUTTON_STATE_PLAY
- if absDelta[0] < absDelta[1]:
- if 0 < delta[1]:
- return self.BUTTON_STATE_CANCEL
- else:
- return self.BUTTON_STATE_UP
+gobject.type_register(NavigationBox)
+
+
+class StreamPresenter(object):
+
+ def __init__(self, store):
+ self._store = store
+
+ self._image = gtk.DrawingArea()
+ self._image.connect("expose_event", self._on_expose)
+
+ self._isPortrait = True
+
+ self._backgroundImage = None
+ self._title = ""
+ self._subtitle = ""
+ self._buttonImage = None
+ self._imageName = ""
+ self._dims = 0, 0
+
+ @property
+ def toplevel(self):
+ return self._image
+
+ def set_orientation(self, orientation):
+ if orientation == gtk.ORIENTATION_VERTICAL:
+ self._isPortrait = True
+ elif orientation == gtk.ORIENTATION_HORIZONTAL:
+ self._isPortrait = False
else:
- if 0 < delta[0]:
- return self.BUTTON_STATE_BACK
- else:
- return self.BUTTON_STATE_NEXT
+ raise NotImplementedError(orientation)
+
+ self._image.queue_draw()
+
+ def set_state(self, stateImage):
+ if stateImage == self._imageName:
+ return
+ self._imageName = stateImage
+ self._buttonImage = self._store.get_surface_from_store(stateImage)
+
+ self._image.queue_draw()
+
+ def set_context(self, backgroundImage, title, subtitle):
+ self._backgroundImage = self._store.get_surface_from_store(backgroundImage)
+ self._title = title
+ self._subtitle = subtitle
+
+ backWidth = self._backgroundImage.get_width()
+ backHeight = self._backgroundImage.get_height()
+ self._image.set_size_request(backWidth, backHeight)
+
+ self._image.queue_draw()
@misc_utils.log_exception(_moduleLogger)
def _on_expose(self, widget, event):
- self._potentialButtonState = self._player.state
cairoContext = self._image.window.cairo_create()
- if not self._isPortrait:
- cairoContext.transform(cairo.Matrix(0, 1, 1, 0, 0, 0))
- self._draw_presenter(cairoContext, self._player.state)
+ self._draw_presenter(cairoContext)
- def _draw_presenter(self, cairoContext, state):
- assert state in (self._currentButtonState, self._potentialButtonState)
+ def _draw_presenter(self, cairoContext):
+ rect = self._image.get_allocation()
+ self._dims = rect.width, rect.height
# Blank things
- rect = self._image.get_allocation()
cairoContext.rectangle(
0,
0,
)
cairoContext.set_source_rgb(0, 0, 0)
cairoContext.fill()
- cairoContext.paint()
# Draw Background
- cairoContext.set_source_surface(
- self._backgroundImage,
- 0,
- 0,
- )
- cairoContext.paint()
+ if self._backgroundImage is not None:
+ cairoContext.set_source_surface(
+ self._backgroundImage,
+ 0,
+ 0,
+ )
+ cairoContext.paint()
- # title
- if self._player.title:
- _moduleLogger.info("Displaying text")
- backWidth = self._backgroundImage.get_width()
- backHeight = self._backgroundImage.get_height()
+ pangoContext = self._image.create_pango_context()
- pangoContext = self._image.create_pango_context()
- textLayout = pango.Layout(pangoContext)
- textLayout.set_markup(self._player.title)
+ titleLayout = pango.Layout(pangoContext)
+ titleLayout.set_markup("<i>%s</i>" % self._subtitle)
+ textWidth, textHeight = titleLayout.get_pixel_size()
+ subtitleTextX = self._dims[0] / 2 - textWidth / 2
+ subtitleTextY = self._dims[1] - textHeight - self._buttonImage.get_height() + 10
- textWidth, textHeight = textLayout.get_pixel_size()
- textX = backWidth / 2 - textWidth / 2
- textY = backHeight - textHeight - self._buttonImage.get_height()
+ subtitleLayout = pango.Layout(pangoContext)
+ subtitleLayout.set_markup("<b>%s</b>" % self._title)
+ textWidth, textHeight = subtitleLayout.get_pixel_size()
+ textX = self._dims[0] / 2 - textWidth / 2
+ textY = subtitleTextY - textHeight
- cairoContext.move_to(textX, textY)
- cairoContext.set_source_rgb(0, 0, 0)
- cairoContext.show_layout(textLayout)
+ xPadding = min((self._dims[0] - textWidth) / 2 - 5, 5)
+ yPadding = 5
+ startContent = xPadding, textY - yPadding
+ endContent = self._dims[0] - xPadding, self._dims[1] - yPadding
+
+ # Control background
+ cairoContext.rectangle(
+ startContent[0],
+ startContent[1],
+ endContent[0] - startContent[0],
+ endContent[1] - startContent[1],
+ )
+ cairoContext.set_source_rgba(0.9, 0.9, 0.9, 0.75)
+ cairoContext.fill()
- self._draw_state(cairoContext, state)
+ # title
+ if self._title or self._subtitle:
+ cairoContext.move_to(subtitleTextX, subtitleTextY)
+ cairoContext.set_source_rgb(0, 0, 0)
+ cairoContext.show_layout(titleLayout)
- def _draw_state(self, cairoContext, state):
- assert state in (self._currentButtonState, self._potentialButtonState)
- if state == self.BUTTON_STATE_CANCEL:
- state = self._currentButtonState
+ cairoContext.move_to(textX, textY)
+ cairoContext.set_source_rgb(0, 0, 0)
+ cairoContext.show_layout(subtitleLayout)
- backWidth = self._backgroundImage.get_width()
- backHeight = self._backgroundImage.get_height()
+ self._draw_state(cairoContext)
- imagePath = self._STATE_TO_IMAGE[state]
- self._buttonImage = self._store.get_surface_from_store(imagePath)
+ def _draw_state(self, cairoContext):
+ if self._backgroundImage is None or self._buttonImage is None:
+ return
cairoContext.set_source_surface(
self._buttonImage,
- backWidth / 2 - self._buttonImage.get_width() / 2,
- backHeight - self._buttonImage.get_height() + 5,
+ self._dims[0] / 2 - self._buttonImage.get_width() / 2,
+ self._dims[1] - self._buttonImage.get_height() + 5,
)
cairoContext.paint()
+
+
+class StreamMiniPresenter(object):
+
+ def __init__(self, store):
+ self._store = store
+
+ self._button = gtk.Image()
+
+ @property
+ def toplevel(self):
+ return self._button
+
+ def set_orientation(self, orientation):
+ pass
+
+ def set_state(self, stateImage):
+ self._store.set_image_from_store(self._button, stateImage)
+
+ def set_context(self, backgroundImage, title, subtitle):
+ pass
+
+
+class NavControl(gobject.GObject, go_utils.AutoSignal):
+
+ __gsignals__ = {
+ 'home' : (
+ gobject.SIGNAL_RUN_LAST,
+ gobject.TYPE_NONE,
+ (),
+ ),
+ 'jump-to' : (
+ gobject.SIGNAL_RUN_LAST,
+ gobject.TYPE_NONE,
+ (gobject.TYPE_PYOBJECT, ),
+ ),
+ }
+
+ def __init__(self, player, store):
+ gobject.GObject.__init__(self)
+ self._layout = gtk.HBox()
+ go_utils.AutoSignal.__init__(self, self.toplevel)
+
+ self._store = store
+
+ self._controlButton = store.get_image_from_store(store.STORE_LOOKUP["play"])
+
+ self._controlBox = NavigationBox()
+ self._controlBox.toplevel.add(self._controlButton)
+ self.connect_auto(self._controlBox, "action", self._on_nav_action)
+ self.connect_auto(self._controlBox, "navigating", self._on_navigating)
+
+ self._titleButton = gtk.Label()
+
+ self._displayBox = NavigationBox()
+ self._displayBox.toplevel.add(self._titleButton)
+ self.connect_auto(self._displayBox, "action", self._on_nav_action)
+ self.connect_auto(self._displayBox, "navigating", self._on_navigating)
+
+ self._layout.pack_start(self._controlBox.toplevel, False, False)
+ self._layout.pack_start(self._displayBox.toplevel, True, True)
+ self._player = player
+ self.connect_auto(self._player, "state-change", self._on_player_state_change)
+ self.connect_auto(self._player, "title-change", self._on_player_title_change)
+ self._titleButton.set_label(self._player.title)
+
+ def refresh(self):
+ self._titleButton.set_label(self._player.title)
+ self._set_context(self._player.state)
+
+ def _set_context(self, state):
+ if state == self._player.STATE_PLAY:
+ stateImage = self._store.STORE_LOOKUP["pause"]
+ self._store.set_image_from_store(self._controlButton, stateImage)
+ self.toplevel.show()
+ elif state == self._player.STATE_PAUSE:
+ stateImage = self._store.STORE_LOOKUP["play"]
+ self._store.set_image_from_store(self._controlButton, stateImage)
+ self.toplevel.show()
+ elif state == self._player.STATE_STOP:
+ self._titleButton.set_label("")
+ self.toplevel.hide()
+ else:
+ _moduleLogger.info("Unhandled player state %s" % state)
+ stateImage = self._store.STORE_LOOKUP["pause"]
+ self._store.set_image_from_store(self._controlButton, stateImage)
+
+ @property
+ def toplevel(self):
+ return self._layout
+
+ def set_orientation(self, orientation):
+ pass
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_player_state_change(self, player, newState):
+ if self._controlBox.is_active() or self._displayBox.is_active():
+ return
+
+ self._set_context(newState)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_player_title_change(self, player, node):
+ _moduleLogger.info("Title change: %s" % self._player.title)
+ self._titleButton.set_label(self._player.title)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_navigating(self, widget, navState):
+ if navState == "down":
+ imageName = "home"
+ elif navState == "clicking":
+ if widget is self._controlBox:
+ if self._player.state == self._player.STATE_PLAY:
+ imageName = "pause_pressed"
+ else:
+ imageName = "play_pressed"
+ else:
+ if self._player.state == self._player.STATE_PLAY:
+ imageName = "pause"
+ else:
+ imageName = "play"
+ elif self._player.can_navigate:
+ if navState == "up":
+ imageName = "play"
+ elif navState == "left":
+ imageName = "next"
+ elif navState == "right":
+ imageName = "prev"
+ else:
+ if self._player.state == self._player.STATE_PLAY:
+ imageName = "pause"
+ else:
+ imageName = "play"
+
+ imagePath = self._store.STORE_LOOKUP[imageName]
+ self._store.set_image_from_store(self._controlButton, imagePath)
+
+ @misc_utils.log_exception(_moduleLogger)
+ def _on_nav_action(self, widget, navState):
+ self._set_context(self._player.state)
+
+ if navState == "clicking":
+ if widget is self._controlBox:
+ if self._player.state == self._player.STATE_PLAY:
+ self._player.pause()
+ else:
+ self._player.play()
+ elif widget is self._displayBox:
+ self.emit("jump-to", self._player.node)
+ else:
+ raise NotImplementedError()
+ elif navState == "down":
+ self.emit("home")
+ elif navState == "up":
+ pass
+ elif navState == "left":
+ self._player.next()
+ elif navState == "right":
+ self._player.back()
+
+
+gobject.type_register(NavControl)
projects / watersofshiloah / blobdiff