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# import pytmx
import zipfile
from itertools import cycle, islice
try:
import cPickle as pickle
except ImportError:
import pickle
from kivy.core.image import Image as CoreImage
from kivy.uix.widget import Widget
from kivy.uix.image import Image
from kivy.graphics.texture import Texture
from kivy.animation import Animation
from kivy.properties import (StringProperty, ObjectProperty,
NumericProperty, DictProperty)
from kivy.logger import Logger
from pathfind import breadth_first_search
import net.mapserv as mapserv
def kivy_image_loader(filename, colorkey, **kwargs):
texture = CoreImage(filename).texture
def loader(rect, flags):
x, y, w, h = rect
t = texture.get_region(x,
texture.height - y - h,
w, h)
if flags.flipped_diagonally:
t.flip_horizontal()
t.flip_vertical()
elif flags.flipped_vertically:
t.flip_vertical()
elif flags.flipped_horizontally:
t.flip_horizontal()
return t
return loader
def create_map_texture(map_data, tile_size=4):
map_size = len(map_data[0]), len(map_data)
texture = Texture.create(size=(map_size[0] * tile_size,
map_size[1] * tile_size),
colorfmt='rgb')
c = cycle('\x45\x46\x47')
s = islice(c, 3 * 4000)
buf = b''.join(s)
for y, row in enumerate(map_data):
for x, cell in enumerate(row):
if cell > 0:
continue
texture.blit_buffer(buf, size=(tile_size, tile_size),
colorfmt='rgb',
pos=(x * tile_size, y * tile_size))
texture.flip_vertical()
return texture
class BeingWidget(Widget):
anim = ObjectProperty(None)
name = StringProperty()
class MapWidget(Image):
tile_size = NumericProperty(32)
player = ObjectProperty()
collisions = ObjectProperty(None)
current_attacks = DictProperty()
beings = DictProperty()
maps = {}
def load_map(self, name, *args):
if name not in self.maps:
Logger.info("Caching map %s", name)
zf = zipfile.ZipFile('db/mapdb.zip', 'r')
self.maps[name] = pickle.load(zf.open(name + '.pickle'))
zf.close()
# m = pytmx.TiledMap(filename=filename)
# data = m.get_layer_by_name('Collision').data
texture = create_map_texture(self.maps[name]['collisions'],
self.tile_size)
self.texture = texture
self.size = texture.size
self.collisions = self.maps[name]['collisions']
def to_game_coords(self, pos):
ts = self.tile_size
height = len(self.collisions)
x = int(pos[0] // ts)
y = height - int(pos[1] // ts) - 1
return x, y
def from_game_coords(self, pos):
ts = self.tile_size
height = len(self.collisions)
x = pos[0] * ts
y = (height - pos[1] - 1) * ts
return x, y
def move_being(self, being, gx, gy, speed=150):
ts = self.tile_size
ox = int(being.x // ts)
oy = int(being.y // ts)
gy = len(self.collisions) - gy - 1
try:
path = breadth_first_search(self.collisions,
(ox, oy), (gx, gy))
except KeyError:
path = []
if being.anim:
being.anim.stop(being)
being.anim = Animation(x=being.x, y=being.y, duration=0)
for i in range(len(path) - 1):
cx, cy = path[i + 1]
px, py = path[i]
distance = max(abs(cx - px), abs(cy - py))
being.anim += Animation(x=cx * ts, y=cy * ts,
duration=distance * speed / 1000.)
being.anim.start(being)
def get_attack_points(self, *bind_args):
points = []
try:
player_id = mapserv.server.char_id
except AttributeError:
player_id = 0
for (id1, id2) in self.current_attacks:
try:
# Temporary workaround
if id1 == player_id:
x1, y1 = self.player.pos
else:
x1, y1 = self.beings[id1].pos
if id2 == player_id:
x2, y2 = self.player.pos
else:
x2, y2 = self.beings[id2].pos
points.extend([x1, y1, x2, y2])
except:
pass
return points
def get_attack_endpoints(self, *bind_args):
points = []
try:
player_id = mapserv.server.char_id
except AttributeError:
player_id = 0
for (_, target) in self.current_attacks:
try:
if target == player_id:
x, y = self.player.pos
else:
x, y = self.beings[target].pos
points.extend([x, y])
except:
pass
return points
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