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# activity.py
# my standard link between sugar and my activity
"""
Copyright (C) 2010 Peter Hewitt
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 3 of the License, or
(at your option) any later version.
"""
from gettext import gettext as _
import logging
import gtk
import gobject
from sugar.activity import activity
from sugar.graphics.toolbarbox import ToolbarBox
from sugar.activity.widgets import ActivityToolbarButton, StopButton
from sugar.graphics.toolbarbox import ToolbarButton
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.style import GRID_CELL_SIZE
from sugar import profile
import pygame
import sugargame.canvas
import load_save
import Spirolaterals
class PeterActivity(activity.Activity):
LOWER = 0
UPPER = 400
def __init__(self, handle):
super(PeterActivity, self).__init__(handle)
# Get user's Sugar colors
sugarcolors = profile.get_color().to_string().split(',')
colors = [[int(sugarcolors[0][1:3], 16),
int(sugarcolors[0][3:5], 16),
int(sugarcolors[0][5:7], 16)],
[int(sugarcolors[1][1:3], 16),
int(sugarcolors[1][3:5], 16),
int(sugarcolors[1][5:7], 16)]]
# No sharing
self.max_participants = 1
# Build the activity toolbar.
toolbox = ToolbarBox()
activity_button = ActivityToolbarButton(self)
toolbox.toolbar.insert(activity_button, 0)
activity_button.show()
self._add_speed_slider(toolbox.toolbar)
cyan = ToolButton('cyan')
toolbox.toolbar.insert(cyan, -1)
cyan.set_tooltip(_('Next pattern'))
cyan.connect('clicked', self._button_cb, 'cyan')
cyan.set_sensitive(False)
cyan.show()
green = ToolButton('green')
toolbox.toolbar.insert(green, -1)
green.set_tooltip(_('Draw'))
green.connect('clicked', self._button_cb, 'green')
green.show()
red = ToolButton('red')
toolbox.toolbar.insert(red, -1)
red.set_tooltip(_('Stop'))
red.connect('clicked', self._button_cb, 'red')
red.show()
separator = gtk.SeparatorToolItem()
separator.props.draw = True
toolbox.toolbar.insert(separator, -1)
separator.show()
label = gtk.Label('')
label.set_use_markup(True)
label.show()
labelitem = gtk.ToolItem()
labelitem.add(label)
toolbox.toolbar.insert(labelitem, -1)
labelitem.show()
separator = gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
toolbox.toolbar.insert(separator, -1)
separator.show()
stop_button = StopButton(self)
stop_button.props.accelerator = _('<Ctrl>Q')
toolbox.toolbar.insert(stop_button, -1)
stop_button.show()
toolbox.show()
self.set_toolbox(toolbox)
# Create the game instance.
self.game = Spirolaterals.Spirolaterals(colors)
# Build the Pygame canvas.
self._pygamecanvas = \
sugargame.canvas.PygameCanvas(self)
# Note that set_canvas implicitly calls
# read_file when resuming from the Journal.
self.set_canvas(self._pygamecanvas)
self.game.canvas = self._pygamecanvas
gtk.gdk.screen_get_default().connect('size-changed',
self.__configure_cb)
# Start the game running.
self.game.set_cyan_button(cyan)
self.game.set_label(label)
self._speed_range.set_value(200)
self._pygamecanvas.run_pygame(self.game.run)
def __configure_cb(self, event):
''' Screen size has changed '''
logging.debug(self._pygamecanvas.get_allocation())
pygame.display.set_mode((gtk.gdk.screen_width(),
gtk.gdk.screen_height() - GRID_CELL_SIZE),
pygame.RESIZABLE)
self.game.save_pattern()
self.game.g_init()
self._speed_range.set_value(200)
self.game.run(restore=True)
def read_file(self, file_path):
try:
f = open(file_path, 'r')
except Exception as e:
logging.debug('Error opening %s: %s' % (file_path, e))
return
load_save.load(f)
f.close()
def write_file(self, file_path):
f = open(file_path, 'w')
load_save.save(f)
f.close()
def _button_cb(self, button=None, color=None):
self.game.do_button(color)
def _add_speed_slider(self, toolbar):
self._speed_stepper_down = ToolButton('speed-down')
self._speed_stepper_down.set_tooltip(_('Slow down'))
self._speed_stepper_down.connect('clicked',
self._speed_stepper_down_cb)
self._speed_stepper_down.show()
self._adjustment = gtk.Adjustment(
200, self.LOWER, self.UPPER, 25, 100, 0)
self._adjustment.connect('value_changed', self._speed_change_cb)
self._speed_range = gtk.HScale(self._adjustment)
self._speed_range.set_inverted(True)
self._speed_range.set_draw_value(False)
self._speed_range.set_update_policy(gtk.UPDATE_CONTINUOUS)
self._speed_range.set_size_request(120, 15)
self._speed_range.show()
self._speed_stepper_up = ToolButton('speed-up')
self._speed_stepper_up.set_tooltip(_('Speed up'))
self._speed_stepper_up.connect('clicked', self._speed_stepper_up_cb)
self._speed_stepper_up.show()
self._speed_range_tool = gtk.ToolItem()
self._speed_range_tool.add(self._speed_range)
self._speed_range_tool.show()
toolbar.insert(self._speed_stepper_down, -1)
toolbar.insert(self._speed_range_tool, -1)
toolbar.insert(self._speed_stepper_up, -1)
return
def _speed_stepper_down_cb(self, button=None):
new_value = self._speed_range.get_value() + 25
if new_value <= self.UPPER:
self._speed_range.set_value(new_value)
else:
self._speed_range.set_value(self.UPPER)
def _speed_stepper_up_cb(self, button=None):
new_value = self._speed_range.get_value() - 25
if new_value >= self.LOWER:
self._speed_range.set_value(new_value)
else:
self._speed_range.set_value(self.LOWER)
def _speed_change_cb(self, button=None):
logging.debug(self._adjustment.value)
self.game.do_slider(self._adjustment.value)
return True
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