Reorganize canvas items.
This commit is contained in:
Marco Pesenti Gritti
parent
2cae66b0ea
commit
f1d588452e
@ -16,7 +16,7 @@
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import hippo
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics import style
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from sugar.graphics.xocolor import XoColor
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@ -26,8 +26,8 @@ import logging
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from sugar import env
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from sugar.graphics import style
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from sugar.graphics.canvasbutton import CanvasButton
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from sugar.graphics.canvasentry import CanvasEntry
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from sugar.graphics.button import CanvasButton
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from sugar.graphics.entry import CanvasEntry
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import colorpicker
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@ -14,7 +14,7 @@
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics.palette import Palette
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from view.BuddyMenu import BuddyMenu
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@ -20,7 +20,7 @@ from gettext import gettext as _
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import gobject
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from view.clipboardmenu import ClipboardMenu
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from sugar.graphics.xocolor import XoColor
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from sugar.graphics import style
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@ -17,7 +17,8 @@
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import gtk
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from gettext import gettext as _
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from sugar.graphics import canvasicon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics.icon import get_icon_state
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from sugar.graphics import style
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from sugar.graphics.palette import Palette
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@ -27,9 +28,9 @@ _STATUS_CHARGING = 0
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_STATUS_DISCHARGING = 1
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_STATUS_FULLY_CHARGED = 2
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class DeviceView(canvasicon.CanvasIcon):
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class DeviceView(CanvasIcon):
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def __init__(self, model):
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canvasicon.CanvasIcon.__init__(self, size=style.MEDIUM_ICON_SIZE)
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CanvasIcon.__init__(self, size=style.MEDIUM_ICON_SIZE)
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self._model = model
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self._palette = BatteryPalette(_('My Battery life'))
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self.set_palette(self._palette)
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@ -40,8 +41,8 @@ class DeviceView(canvasicon.CanvasIcon):
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self._update_info()
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def _update_info(self):
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self.props.icon_name = canvasicon.get_icon_state(
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_ICON_NAME, self._model.props.level)
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name = get_icon_state(_ICON_NAME, self._model.props.level)
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self.props.icon_name = name
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# Update palette
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if self._model.props.charging:
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@ -14,7 +14,7 @@
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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def create(model):
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name = 'view.devices.' + model.get_type()
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@ -15,11 +15,12 @@
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from sugar.graphics import canvasicon
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from sugar.graphics.icon import get_icon_state
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics import style
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from sugar.graphics import style
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from model.devices.network import wireless
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from sugar.graphics.canvasicon import CanvasIcon
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from model.devices import device
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_ICON_NAME = 'network-wireless'
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@ -47,8 +48,7 @@ class DeviceView(CanvasIcon):
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self._update_state()
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def _update_icon(self):
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icon_name = canvasicon.get_icon_state(
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_ICON_NAME, self._model.props.strength)
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icon_name = get_icon_state(_ICON_NAME, self._model.props.strength)
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if icon_name:
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self.props.icon_name = icon_name
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@ -17,7 +17,7 @@
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import hippo
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from sugar.graphics.palette import Palette
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics import style
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from sugar.presence import presenceservice
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@ -17,7 +17,7 @@
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import hippo
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import gobject
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics import style
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from sugar.presence import presenceservice
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from sugar import activity
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@ -21,10 +21,10 @@ import gobject
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from gettext import gettext as _
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from sugar.graphics.spreadlayout import SpreadLayout
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics import style
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from sugar.graphics import xocolor
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from sugar.graphics import canvasicon
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from sugar.graphics.icon import get_icon_state
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from sugar.graphics import style
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from sugar import profile
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@ -86,8 +86,7 @@ class AccessPointView(PulsingIcon):
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self.set_tooltip(self._model.props.name)
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def _update_icon(self):
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icon_name = canvasicon.get_icon_state(
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_ICON_NAME, self._model.props.strength)
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icon_name = get_icon_state(_ICON_NAME, self._model.props.strength)
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if icon_name:
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self.props.icon_name = icon_name
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@ -14,7 +14,7 @@
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar import profile
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class MyIcon(CanvasIcon):
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@ -24,7 +24,7 @@ import hippo
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import gobject
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import gtk
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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from sugar.graphics.menuitem import MenuItem
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from sugar.graphics.palette import Palette
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from sugar.graphics import style
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@ -16,7 +16,7 @@
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import gobject
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from sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.icon import CanvasIcon
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class PulsingIcon(CanvasIcon):
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__gproperties__ = {
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@ -2,11 +2,9 @@ sugardir = $(pythondir)/sugar/graphics
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sugar_PYTHON = \
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__init__.py \
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animator.py \
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canvasbutton.py \
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canvasicon.py \
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canvasentry.py \
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canvasroundbox.py \
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button.py \
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combobox.py \
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entry.py \
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icon.py \
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iconbutton.py \
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iconentry.py \
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@ -17,6 +15,7 @@ sugar_PYTHON = \
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palette.py \
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palettegroup.py \
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panel.py \
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roundbox.py \
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spreadlayout.py \
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style.py \
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toggletoolbutton.py \
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@ -16,11 +16,20 @@
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# Boston, MA 02111-1307, USA.
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import os
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import re
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import time
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import logging
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import gobject
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import gtk
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import re
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import hippo
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import rsvg
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import cairo
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from sugar.graphics.style import Color
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from sugar.graphics.xocolor import XoColor
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from sugar.graphics import style
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from sugar.graphics.palette import Palette, CanvasInvoker
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class Icon(gtk.Image):
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__gtype_name__ = 'SugarIcon'
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@ -152,3 +161,406 @@ class Icon(gtk.Image):
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return self._stroke_color
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else:
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return gtk.Image.do_get_property(self, pspec)
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_ICON_REQUEST_SIZE = 50
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_BADGE_SIZE = 0.45
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class _IconCacheIcon:
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def __init__(self, name, fill_color, stroke_color, now):
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self.last_used = now
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self.usage_count = 1
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self.badge_x = 1.0 - _BADGE_SIZE / 2
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self.badge_y = 1.0 - _BADGE_SIZE / 2
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if name[0:6] == "theme:":
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info = gtk.icon_theme_get_default().lookup_icon(
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name[6:], _ICON_REQUEST_SIZE, 0)
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if not info:
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raise ValueError("Icon '" + name + "' not found.")
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fname = info.get_filename()
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attach_points = info.get_attach_points()
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if attach_points is not None:
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self.badge_x = float(attach_points[0][0]) / _ICON_REQUEST_SIZE
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self.badge_y = float(attach_points[0][1]) / _ICON_REQUEST_SIZE
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del info
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else:
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fname = name
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self.handle = self._read_icon_data(fname, fill_color, stroke_color)
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def _read_icon_data(self, filename, fill_color, stroke_color):
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icon_file = open(filename, 'r')
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data = icon_file.read()
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icon_file.close()
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if fill_color:
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entity = '<!ENTITY fill_color "%s">' % fill_color
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data = re.sub('<!ENTITY fill_color .*>', entity, data)
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if stroke_color:
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entity = '<!ENTITY stroke_color "%s">' % stroke_color
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data = re.sub('<!ENTITY stroke_color .*>', entity, data)
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self.data_size = len(data)
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return rsvg.Handle(data=data)
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class _IconCache:
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_CACHE_MAX = 50000 # in bytes
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def __init__(self):
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self._icons = {}
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self._cache_size = 0
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def _cache_cleanup(self, key, now):
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while self._cache_size > self._CACHE_MAX:
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evict_key = None
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oldest_key = None
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oldest_time = now
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for icon_key, icon in self._icons.items():
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# Don't evict the icon we are about to use if it's in the cache
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if icon_key == key:
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continue
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# evict large icons first
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if icon.data_size > self._CACHE_MAX:
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evict_key = icon_key
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break
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# evict older icons next; those used over 2 minutes ago
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if icon.last_used < now - 120:
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evict_key = icon_key
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break
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# otherwise, evict the oldest
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if oldest_time > icon.last_used:
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oldest_time = icon.last_used
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oldest_key = icon_key
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# If there's nothing specific to evict, try evicting
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# the oldest thing
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if not evict_key:
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if not oldest_key:
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break
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evict_key = oldest_key
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self._cache_size -= self._icons[evict_key].data_size
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del self._icons[evict_key]
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def get_icon(self, name, fill_color, stroke_color):
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if not name:
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return None
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if fill_color or stroke_color:
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key = (name, fill_color, stroke_color)
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else:
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key = name
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# If we're over the cache limit, evict something from the cache
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now = time.time()
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self._cache_cleanup(key, now)
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if self._icons.has_key(key):
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icon = self._icons[key]
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icon.usage_count += 1
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icon.last_used = now
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else:
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icon = _IconCacheIcon(name, fill_color, stroke_color, now)
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self._icons[key] = icon
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self._cache_size += icon.data_size
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return icon
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class CanvasIcon(hippo.CanvasBox, hippo.CanvasItem):
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__gtype_name__ = 'CanvasIcon'
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__gproperties__ = {
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'icon-name' : (str, None, None, None,
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gobject.PARAM_READWRITE),
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'xo-color' : (object, None, None,
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gobject.PARAM_WRITABLE),
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'fill-color' : (object, None, None,
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gobject.PARAM_READWRITE),
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'stroke-color' : (object, None, None,
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gobject.PARAM_READWRITE),
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'size' : (int, None, None, 0, 1024, 0,
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gobject.PARAM_READWRITE),
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'scale' : (int, None, None, 0, 1024, 0,
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gobject.PARAM_READWRITE),
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'cache' : (bool, None, None, False,
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gobject.PARAM_READWRITE),
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'active' : (bool, None, None, True,
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gobject.PARAM_READWRITE),
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'badge-name' : (str, None, None, None,
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gobject.PARAM_READWRITE)
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}
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_cache = _IconCache()
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def __init__(self, **kwargs):
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self._buffers = {}
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self._cur_buffer = None
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self._size = 0
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self._scale = 0
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self._fill_color = None
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self._stroke_color = None
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self._icon_name = None
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self._cache = False
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self._icon = None
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self._active = True
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self._palette = None
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self._badge_name = None
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self._badge_icon = None
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hippo.CanvasBox.__init__(self, **kwargs)
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self.connect_after('motion-notify-event', self._motion_notify_event_cb)
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def _clear_buffers(self):
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icon_key = self._get_current_buffer_key(self._icon_name)
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badge_key = None
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if self._badge_name:
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badge_key = self._get_current_buffer_key(self._badge_name)
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for key in self._buffers.keys():
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if key != icon_key:
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if not badge_key or (key != badge_key):
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del self._buffers[key]
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self._buffers = {}
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def do_set_property(self, pspec, value):
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if pspec.name == 'icon-name':
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if self._icon_name != value and not self._cache:
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self._clear_buffers()
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self._icon_name = value
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self._icon = None
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self.emit_paint_needed(0, 0, -1, -1)
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elif pspec.name == 'xo-color':
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self.props.fill_color = style.Color(value.get_fill_color())
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self.props.stroke_color = style.Color(value.get_stroke_color())
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elif pspec.name == 'fill-color':
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if self._fill_color != value:
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if not self._cache:
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self._clear_buffers()
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self._fill_color = value
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self._icon = None
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self._badge_icon = None
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self.emit_paint_needed(0, 0, -1, -1)
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elif pspec.name == 'stroke-color':
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if self._stroke_color != value:
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if not self._cache:
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self._clear_buffers()
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self._stroke_color = value
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self._icon = None
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self._badge_icon = None
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self.emit_paint_needed(0, 0, -1, -1)
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elif pspec.name == 'size':
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if self._size != value and not self._cache:
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self._clear_buffers()
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self._size = value
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self.emit_request_changed()
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elif pspec.name == 'scale':
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if self._scale != value and not self._cache:
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self._clear_buffers()
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self._scale = value
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self.emit_request_changed()
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elif pspec.name == 'cache':
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self._cache = value
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elif pspec.name == 'active':
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if self._active != value:
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if not self._cache:
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self._clear_buffers()
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self._active = value
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self._icon = None
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self.emit_paint_needed(0, 0, -1, -1)
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elif pspec.name == 'badge-name':
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if self._badge_name != value and not self._cache:
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self._clear_buffers()
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self._badge_name = value
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self._badge_icon = None
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self.emit_paint_needed(0, 0, -1, -1)
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def _choose_colors(self):
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fill_color = None
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stroke_color = None
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if self._active:
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if self._fill_color:
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fill_color = self._fill_color.get_svg()
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if self._stroke_color:
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stroke_color = self._stroke_color.get_svg()
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else:
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stroke_color = color.ICON_STROKE_INACTIVE.get_svg()
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if self._fill_color:
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fill_color = self._fill_color.get_svg()
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return [fill_color, stroke_color]
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def _get_icon_from_cache(self, name, icon):
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if not icon:
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cache = CanvasIcon._cache
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[fill_color, stroke_color] = self._choose_colors()
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icon = cache.get_icon(name, fill_color, stroke_color)
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return icon
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def _get_icon(self):
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self._icon = self._get_icon_from_cache(self._icon_name, self._icon)
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return self._icon
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def _get_badge_icon(self):
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self._badge_icon = self._get_icon_from_cache(self._badge_name,
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self._badge_icon)
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return self._badge_icon
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def _get_current_buffer_key(self, name):
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[fill_color, stroke_color] = self._choose_colors()
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return (name, fill_color, stroke_color, self._size)
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def do_get_property(self, pspec):
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if pspec.name == 'size':
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return self._size
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elif pspec.name == 'icon-name':
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return self._icon_name
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elif pspec.name == 'fill-color':
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return self._fill_color
|
||||
elif pspec.name == 'stroke-color':
|
||||
return self._stroke_color
|
||||
elif pspec.name == 'cache':
|
||||
return self._cache
|
||||
elif pspec.name == 'active':
|
||||
return self._active
|
||||
elif pspec.name == 'badge-name':
|
||||
return self._badge_name
|
||||
elif pspec.name == 'scale':
|
||||
return self._scale
|
||||
|
||||
def _get_icon_size(self, icon):
|
||||
if icon:
|
||||
dimensions = icon.handle.get_dimension_data()
|
||||
return int(dimensions[0]), int(dimensions[1])
|
||||
else:
|
||||
return [0, 0]
|
||||
|
||||
def _get_size(self, icon):
|
||||
width, height = self._get_icon_size(icon)
|
||||
if self._scale != 0:
|
||||
width = int(width * self._scale)
|
||||
height = int(height * self._scale)
|
||||
elif self._size != 0:
|
||||
width = height = self._size
|
||||
|
||||
return [width, height]
|
||||
|
||||
def _get_buffer(self, cr, name, icon, scale_factor=None):
|
||||
"""Return a cached cairo surface for the SVG icon, or if none exists,
|
||||
create a new cairo surface with the right size."""
|
||||
buf = None
|
||||
|
||||
key = self._get_current_buffer_key(name)
|
||||
if self._buffers.has_key(key):
|
||||
buf = self._buffers[key]
|
||||
else:
|
||||
[icon_w, icon_h] = self._get_icon_size(icon)
|
||||
[target_w, target_h] = self._get_size(icon)
|
||||
|
||||
if scale_factor:
|
||||
target_w = int(target_w * scale_factor)
|
||||
target_h = int(target_h * scale_factor)
|
||||
|
||||
target = cr.get_target()
|
||||
buf = target.create_similar(cairo.CONTENT_COLOR_ALPHA,
|
||||
target_w, target_h)
|
||||
ctx = cairo.Context(buf)
|
||||
ctx.scale(float(target_w) / float(icon_w),
|
||||
float(target_h) / float(icon_h))
|
||||
icon.handle.render_cairo(ctx)
|
||||
|
||||
del ctx
|
||||
self._buffers[key] = buf
|
||||
|
||||
return buf
|
||||
|
||||
def do_paint_below_children(self, cr, damaged_box):
|
||||
icon = self._get_icon()
|
||||
if icon is None:
|
||||
return
|
||||
|
||||
icon_buf = self._get_buffer(cr, self._icon_name, icon)
|
||||
[width, height] = self.get_allocation()
|
||||
icon_x = (width - icon_buf.get_width()) / 2
|
||||
icon_y = (height - icon_buf.get_height()) / 2
|
||||
|
||||
cr.set_source_surface(icon_buf, icon_x, icon_y)
|
||||
cr.paint()
|
||||
|
||||
if self._badge_name:
|
||||
badge_icon = self._get_badge_icon()
|
||||
if badge_icon:
|
||||
badge_buf = self._get_buffer(cr, self._badge_name, badge_icon, _BADGE_SIZE)
|
||||
badge_x = (icon_x + icon.badge_x * icon_buf.get_width() -
|
||||
badge_buf.get_width() / 2)
|
||||
badge_y = (icon_y + icon.badge_y * icon_buf.get_height() -
|
||||
badge_buf.get_height() / 2)
|
||||
cr.set_source_surface(badge_buf, badge_x, badge_y)
|
||||
cr.paint()
|
||||
|
||||
def do_get_content_width_request(self):
|
||||
icon = self._get_icon()
|
||||
[width, height] = self._get_size(icon)
|
||||
if self._badge_name is not None:
|
||||
# If the badge goes outside the bounding box, add space
|
||||
# on *both* sides (to keep the main icon centered)
|
||||
if icon.badge_x < 0.0:
|
||||
width = int(width * 2 * (1.0 - icon.badge_x))
|
||||
elif icon.badge_x + _BADGE_SIZE > 1.0:
|
||||
width = int(width * 2 * (icon.badge_x + _BADGE_SIZE - 1.0))
|
||||
return (width, width)
|
||||
|
||||
def do_get_content_height_request(self, for_width):
|
||||
icon = self._get_icon()
|
||||
[width, height] = self._get_size(icon)
|
||||
if self._badge_name is not None:
|
||||
if icon.badge_y < 0.0:
|
||||
height = int(height * 2 * (1.0 - icon.badge_y))
|
||||
elif icon.badge_y + _BADGE_SIZE > 1.0:
|
||||
height = int(height * 2 * (icon.badge_y + _BADGE_SIZE - 1.0))
|
||||
return (height, height)
|
||||
|
||||
def do_button_press_event(self, event):
|
||||
self.emit_activated()
|
||||
return True
|
||||
|
||||
def _motion_notify_event_cb(self, button, event):
|
||||
if event.detail == hippo.MOTION_DETAIL_ENTER:
|
||||
self.prelight(True)
|
||||
elif event.detail == hippo.MOTION_DETAIL_LEAVE:
|
||||
self.prelight(False)
|
||||
return False
|
||||
|
||||
def prelight(self, enter):
|
||||
"""
|
||||
Override this method for adding prelighting behavior.
|
||||
"""
|
||||
pass
|
||||
|
||||
def get_palette(self):
|
||||
return self._palette
|
||||
|
||||
def set_palette(self, palette):
|
||||
self._palette = palette
|
||||
if not self._palette.props.invoker:
|
||||
self._palette.props.invoker = CanvasInvoker(self)
|
||||
|
||||
def set_tooltip(self, text):
|
||||
self.set_palette(Palette(text))
|
||||
|
||||
palette = property(get_palette, set_palette)
|
||||
|
||||
def get_icon_state(base_name, perc):
|
||||
step = 5
|
||||
strength = round(perc / step) * step
|
||||
icon_theme = gtk.icon_theme_get_default()
|
||||
|
||||
while strength <= 100:
|
||||
icon_name = '%s-%03d' % (base_name, strength)
|
||||
if icon_theme.has_icon(icon_name):
|
||||
return 'theme:' + icon_name
|
||||
|
||||
strength = strength + step
|
||||
|
||||
@ -24,7 +24,7 @@ import sys
|
||||
import gobject
|
||||
import hippo
|
||||
|
||||
from sugar.graphics.canvasicon import CanvasIcon
|
||||
from sugar.graphics.icon import CanvasIcon
|
||||
from sugar.graphics import style
|
||||
|
||||
class IconButton(CanvasIcon, hippo.CanvasItem):
|
||||
|
||||
@ -24,9 +24,9 @@ import hippo
|
||||
from sugar.activity.bundle import Bundle
|
||||
from sugar.date import Date
|
||||
from sugar.graphics import style
|
||||
from sugar.graphics.canvasicon import CanvasIcon
|
||||
from sugar.graphics.icon import CanvasIcon
|
||||
from sugar.graphics.xocolor import XoColor
|
||||
from sugar.graphics.canvasroundbox import CanvasRoundBox
|
||||
from sugar.graphics.roundbox import CanvasRoundBox
|
||||
from sugar.datastore import datastore
|
||||
from sugar import activity
|
||||
from sugar.objects import objecttype
|
||||
|
||||
Loading…
Reference in New Issue
Block a user