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# -*- coding: utf-8 -*-
#Copyright (c) 2010 Walter Bender
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in
#all copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#THE SOFTWARE.
from constants import *
from sprite_factory import SVG, svg_str_to_pixbuf
import sprites
from gettext import gettext as _
#
# A class for the list of blocks and everything they share in common
#
class Turtles:
def __init__(self, sprite_list):
self.list = []
self.sprite_list = sprite_list
def get_turtle(self, i, append=False):
print "get turtle %d (%d)" % (i, len(self.list))
if i < 0:
print "IndexError: Turtles %d" % (i)
return self.list[0]
elif i > len(self.list)-1:
if append is False:
print "IndexError: Turtles %d" % (i)
return self.list[0]
else:
print "Adding %d turtles" % (i-len(self.list)+1)
for t in range(i-len(self.list)+1):
Turtle(self)
return(self.list[i])
else:
return(self.list[i])
def turtle_count(self):
return(len(self.list))
def append_to_list(self, turtle):
self.list.append(turtle)
def remove_from_list(self, turtle):
if turtle in self.list:
self.list.remove(turtle)
def show_all(self):
for turtle in self.list:
turtle.show()
#
# sprite utilities
#
def spr_to_turtle(self, spr):
for b in self.list:
if spr == b.spr:
return b
return None
#
# A class for the individual turtles
#
class Turtle:
# The turtle is not a block, just a sprite with an orientation
def __init__(self, turtle_list,
colors=["#008000", "#00A000", "#D0D000", "#808000"],
scale=1.0):
self.x = 0
self.y = 0
self.shapes = []
self.type = 'turtle'
self.heading = 0
_svg = SVG()
_svg.set_scale(scale)
self.spr = sprites.Sprite(turtle_list.sprite_list, self.x, self.y,
svg_str_to_pixbuf(_svg.turtle(colors)))
turtle_list.append_to_list(self)
for i in range(36):
_svg.set_orientation(i*10)
self.shapes.append(svg_str_to_pixbuf(_svg.turtle(colors)))
def rotate(self, heading):
self.heading = heading
i = (int(self.heading+5)%360)/10
try:
self.spr.set_shape(self.shapes[i])
except IndexError:
self.spr.set_shape(self.shapes[0])
print "Turtle shape IndexError %f -> %d" % (heading, i)
def hide(self):
self.spr.set_layer(HIDE_LAYER)
def show(self):
self.spr.set_layer(TURTLE_LAYER)
def move(self, pos):
self.x, self.y = pos[0], pos[1]
self.spr.move(pos)
def get_xy(self):
return(self.x, self.y)
def get_heading(self):
return(self.heading)
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