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#!/usr/bin/env python
#
# Copyright (C) 2007, Joseph C. Lee
#
# 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 logging
_logger = logging.getLogger('implode-activity.implodegame')
from gettext import gettext as _
import gobject
import gtk
import random
import time
import board
import boardgen
import gridwidget
# A list of the animation stages in order, along with time on-screen (in
# seconds per tick).
_ANIM_TIME_LIST = (
(gridwidget.ANIMATE_SHRINK, 0.1),
(gridwidget.ANIMATE_FALL, 0.1),
(gridwidget.ANIMATE_SLIDE, 0.1),
(gridwidget.ANIMATE_ZOOM, 0.1),
)
_ANIM_MODES = [x[0] for x in _ANIM_TIME_LIST]
_ANIM_TIMES = dict(_ANIM_TIME_LIST)
# Win animation time on screen (in seconds per tick).
_WIN_ANIM_TIME = 0.04
# Animation timer interval (in msec)
_TIMER_INTERVAL = 20
class ImplodeGame(gtk.EventBox):
"""Gtk widget for playing the implode game."""
def __init__(self, *args, **kwargs):
super(ImplodeGame, self).__init__(*args, **kwargs)
self._animate = True
self._animation_mode = gridwidget.ANIMATE_NONE
self._start_time = 0.0
self._board = None
self._undoStack = []
self._redoStack = []
self._random = random.Random()
#self._random.seed(0)
self._difficulty = 0
self._size = (8, 6)
self._contiguous = None
self._seed = 0
self._fragmentation = 0
self._grid = gridwidget.GridWidget()
self._grid.connect('piece-selected', self._piece_selected_cb)
self.add(self._grid)
self.new_game()
def new_game(self):
_logger.debug('New game.')
self._seed = self._random.randint(0, 99999)
size_frag_dict = {
0: (( 8, 6), 0),
1: ((12, 10), 0),
2: ((20, 15), 2),
}
(self._size, self._fragmentation) = size_frag_dict[self._difficulty]
self._reset_board()
def replay_game(self):
_logger.debug('Replay game.')
self._reset_board()
def undo(self):
_logger.debug('Undo.')
if len(self._undoStack) == 0:
return
self._redoStack.append(self._board)
self._board = self._undoStack.pop()
# Force board refresh.
self._grid.set_board(self._board)
self._grid.set_win_draw_flag(False)
def redo(self):
_logger.debug('Redo.')
if len(self._redoStack) == 0:
return
self._undoStack.append(self._board)
self._board = self._redoStack.pop()
# Force board refresh.
self._grid.set_board(self._board)
def set_level(self, level):
self._difficulty = level
def _reset_board(self):
# Regenerates the board with the current seed.
self._board = boardgen.generate_board(seed=self._seed,
fragmentation=self._fragmentation,
max_size=self._size)
self._grid.set_board(self._board)
self._grid.set_win_draw_flag(False)
self._undoStack = []
self._redoStack = []
def _piece_selected_cb(self, widget, x, y):
# Handles piece selection.
contiguous = self._board.get_contiguous(x, y)
if len(contiguous) >= 3:
self._contiguous = contiguous
if not self._animate:
self._remove_contiguous()
else:
gobject.timeout_add(_TIMER_INTERVAL, self._removal_timer)
self._start_time = time.time()
self._animation_mode = 0
self._grid.set_removal_block_set(contiguous)
self._grid.set_animation_mode(_ANIM_MODES[0])
self._grid.set_animation_percent(0.0)
def _remove_contiguous(self):
self._redoStack = []
self._undoStack.append(self._board.clone())
self._board.clear_pieces(self._contiguous)
self._board.drop_pieces()
self._board.remove_empty_columns()
# Force board refresh.
self._grid.set_board(self._board)
if self._board.is_empty():
if not self._animate:
self._init_win_state()
else:
gobject.timeout_add(_TIMER_INTERVAL, self._win_timer)
self._start_time = time.time()
self._grid.set_animation_mode(gridwidget.ANIMATE_WIN)
self._grid.set_animation_percent(0.0)
else:
contiguous = self._board.get_all_contiguous()
if len(contiguous) == 0:
self._init_lose_state()
def _init_win_state(self):
self._grid.set_win_draw_flag(True)
def _init_lose_state(self):
pass
def _win_timer(self):
delta = time.time() - self._start_time
total = _WIN_ANIM_TIME * self._grid.get_animation_length()
if total > 0:
percent = float(delta) / total
if percent < 1.0:
self._grid.set_animation_percent(percent)
return True
self._grid.set_animation_mode(gridwidget.ANIMATE_NONE)
self._init_win_state()
return False
def _removal_timer(self):
delta = time.time() - self._start_time
total = (_ANIM_TIMES[_ANIM_MODES[self._animation_mode]]
* self._grid.get_animation_length())
if total > 0:
percent = float(delta) / total
if percent < 1.0:
self._grid.set_animation_percent(percent)
return True
self._animation_mode += 1
if self._animation_mode >= len(_ANIM_MODES):
self._grid.set_animation_mode(gridwidget.ANIMATE_NONE)
self._remove_contiguous()
return False
else:
self._grid.set_animation_mode(_ANIM_MODES[self._animation_mode])
self._grid.set_animation_percent(0.0)
self._start_time = time.time()
return True
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