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authorMarco Pesenti Gritti <marco@localhost.localdomain>2007-04-16 09:40:28 (GMT)
committer Marco Pesenti Gritti <marco@localhost.localdomain>2007-04-16 09:40:28 (GMT)
commitf55a19b73c7ecfd734390196e95c245fcd1338a8 (patch)
treec81b3f136fb9d6a28f5749108a4ee9ff8e508287 /shell/view
parent5bfc64d9bef4c5cf202acfd9502133dd3238ec8c (diff)
Implement the transition between zoom view.
Diffstat (limited to 'shell/view')
-rw-r--r--shell/view/home/HomeWindow.py38
-rw-r--r--shell/view/home/transitionbox.py66
2 files changed, 99 insertions, 5 deletions
diff --git a/shell/view/home/HomeWindow.py b/shell/view/home/HomeWindow.py
index a37aeae..460377b 100644
--- a/shell/view/home/HomeWindow.py
+++ b/shell/view/home/HomeWindow.py
@@ -19,20 +19,25 @@ import hippo
import cairo
from sugar.graphics.menushell import MenuShell
+from sugar.graphics import units
import sugar
+
from view.home.MeshBox import MeshBox
from view.home.HomeBox import HomeBox
from view.home.FriendsBox import FriendsBox
+from view.home.transitionbox import TransitionBox
-_HOME_PAGE = 0
-_FRIENDS_PAGE = 1
-_MESH_PAGE = 2
+_HOME_PAGE = 0
+_FRIENDS_PAGE = 1
+_MESH_PAGE = 2
+_TRANSITION_PAGE = 3
class HomeWindow(gtk.Window):
def __init__(self, shell):
gtk.Window.__init__(self)
self._shell = shell
self._active = False
+ self._level = sugar.ZOOM_HOME
self.set_default_size(gtk.gdk.screen_width(),
gtk.gdk.screen_height())
@@ -68,6 +73,15 @@ class HomeWindow(gtk.Window):
self._nb.append_page(canvas)
canvas.show()
+ canvas = hippo.Canvas()
+ self._transition_box = TransitionBox()
+ canvas.set_root(self._transition_box)
+ self._nb.append_page(canvas)
+ canvas.show()
+
+ self._transition_box.connect('completed',
+ self._transition_completed_cb)
+
def _key_release_cb(self, widget, event):
keyname = gtk.gdk.keyval_name(event.keyval)
if keyname == "Alt_L":
@@ -88,11 +102,25 @@ class HomeWindow(gtk.Window):
self._update_mesh_state()
def set_zoom_level(self, level):
+ self._level = level
+
+ self._nb.set_current_page(_TRANSITION_PAGE)
+
if level == sugar.ZOOM_HOME:
- self._nb.set_current_page(_HOME_PAGE)
+ scale = units.XLARGE_ICON_SCALE
elif level == sugar.ZOOM_FRIENDS:
- self._nb.set_current_page(_FRIENDS_PAGE)
+ scale = units.LARGE_ICON_SCALE
elif level == sugar.ZOOM_MESH:
+ scale = units.STANDARD_ICON_SCALE
+
+ self._transition_box.set_scale(scale)
+
+ def _transition_completed_cb(self, transition_box):
+ if self._level == sugar.ZOOM_HOME:
+ self._nb.set_current_page(_HOME_PAGE)
+ elif self._level == sugar.ZOOM_FRIENDS:
+ self._nb.set_current_page(_FRIENDS_PAGE)
+ elif self._level == sugar.ZOOM_MESH:
self._nb.set_current_page(_MESH_PAGE)
self._update_mesh_state()
diff --git a/shell/view/home/transitionbox.py b/shell/view/home/transitionbox.py
new file mode 100644
index 0000000..61d94c9
--- /dev/null
+++ b/shell/view/home/transitionbox.py
@@ -0,0 +1,66 @@
+# Copyright (C) 2007, 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+import hippo
+import gobject
+
+from sugar.graphics import units
+from sugar.graphics import animator
+from sugar.graphics.spreadbox import SpreadBox
+
+from view.home.MyIcon import MyIcon
+
+class _Animation(animator.Animation):
+ def __init__(self, icon, start_scale, end_scale):
+ animator.Animation.__init__(self, 0.0, 1.0)
+
+ self._icon = icon
+ self.start_scale = start_scale
+ self.end_scale = end_scale
+
+ def next_frame(self, current):
+ d = (self.end_scale - self.start_scale) * current
+ self._icon.props.scale = self.start_scale + d
+
+class TransitionBox(SpreadBox):
+ __gtype_name__ = 'SugarTransitionBox'
+
+ __gsignals__ = {
+ 'completed': (gobject.SIGNAL_RUN_FIRST,
+ gobject.TYPE_NONE, ([]))
+ }
+
+ def __init__(self):
+ SpreadBox.__init__(self, background_color=0xe2e2e2ff)
+
+ self._scale = 0.0
+
+ self._my_icon = MyIcon(units.LARGE_ICON_SCALE)
+ self.set_center_item(self._my_icon)
+
+ self._animator = animator.Animator(0.5, 30)
+ self._animator.connect('completed', self._animation_completed_cb)
+
+ def _animation_completed_cb(self, anim):
+ self.emit('completed')
+
+ def set_scale(self, scale):
+ self._animator.remove_all()
+ self._animator.add(_Animation(self._my_icon, self._scale, scale))
+ self._animator.start()
+
+ self._scale = scale
+