105 lines
3.6 KiB
Python
105 lines
3.6 KiB
Python
# This file is part of ROBOTGAME
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#
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# ROBOTGAME is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# ROBOTGAME is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# ROBOTGAME. If not, see <http://www.gnu.org/licenses/>.
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#
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# ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' '
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#
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# worldobject.py
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# --------------------
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# date created : Tue Aug 7 2012
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# copyright : (C) 2012 Sakse Dalum
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# maintained by : Sakse Dalum <don_s@hongabar.org>
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"""
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A generic world object.
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"""
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import pygame
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import numpy
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import copy
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class WorldObject(object):
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def __init__(self, level, x, y, z=0, direction=(1, 0), speed=5,
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tile_x=64, tile_y=48,
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movable=False):
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self.__dict__.update(locals())
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self.init_x = self.move_x = self.x = self.x - (self.x % self.tile_x)
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self.init_y = self.move_y = self.y = self.y - (self.y % self.tile_y)
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self.holding = None
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self.holder = None
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if hasattr(self, 'img'):
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self.img = copy.copy(self.img)
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def set_init_pos(self):
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self.init_x, self.init_y = self.x, self.y
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def reset_pos(self):
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self.x, self.y = self.init_x, self.init_y
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def check_move(self, move_x, move_y):
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if self.move_x == self.x and self.move_y == self.y and self.movable:
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for obj in self.level.objects:
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if (obj.x == self.x + move_x * self.tile_x
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and obj.y == self.y + move_y * self.tile_y
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and obj != self and obj != self.holder
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and obj != self.holding):
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return False
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return True
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return False
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def move(self, move_x, move_y):
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if self.check_move(move_x, move_y):
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if self.holding:
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if not self.holding.check_move(move_x, move_y):
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return False
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self.move_x += move_x * self.tile_x
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self.move_y += move_y * self.tile_y
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if self.holding:
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self.holding.move(move_x, move_y)
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def use(self):
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pass
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def set_alpha(self, value):
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"""
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Set the relative translucency of the per-pixel-alpha image.
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Value between 0 - 1, where 0 is completely transparent and 1 is
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completely opaque.
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"""
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if hasattr(self, 'img') and hasattr(self, 'orig_alpha'):
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alpha = pygame.surfarray.pixels_alpha(self.img)
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alpha[:] = (self.orig_alpha * value).astype(numpy.uint8)
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def update(self, e, t, dt):
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if self.x > self.move_x:
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self.x -= min(self.speed * dt * self.tile_x,
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abs(self.x - self.move_x))
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if self.x < self.move_x:
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self.x += min(self.speed * dt * self.tile_x,
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abs(self.x - self.move_x))
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if self.y > self.move_y:
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self.y -= min(self.speed * dt * self.tile_y,
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abs(self.y - self.move_y))
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if self.y < self.move_y:
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self.y += min(self.speed * dt * self.tile_y,
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abs(self.y - self.move_y))
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self.x, self.y = int(self.x), int(self.y)
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