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#!/usr/bin/env python
#Copyright (c) 2011 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 taconstants import BLOCK_STYLES, BLOCK_NAMES, HELP_STRINGS, PALETTES, \
PALETTE_NAMES, CONTENT_BLOCKS, PRIMITIVES, DEFAULTS, SPECIAL_NAMES
from talogo import VALUE_BLOCKS
from tautils import debug_output
class Primitive():
""" a class for defining new block primitives """
def __init__(self, name):
self._name = name
self._special_name = None
self._palette = None
self._style = None
self._label = None
self._default = None
self._help = None
self._prim_name = None
self._value_block = False
self._content_block = False
def add_prim(self):
if self._name is None:
debug_output('You must specify a name for your block')
return
if self._style is None:
debug_output('You must specify a style for your block')
return
else:
BLOCK_STYLES[self._style].append(self._name)
if self._label is not None:
BLOCK_NAMES[self._name] = self._label
if self._palette is not None:
PALETTES[PALETTE_NAMES.index(self._palette)].append(self._name)
if self._help is not None:
HELP_STRINGS[self._name] = self._help
else:
HELP_STRINGS[self._name] = ''
if self._value_block:
VALUE_BLOCKS.append(self._name)
if self._content_block:
CONTENT_BLOCKS.append(self._name)
if self._prim_name is not None:
PRIMITIVES[self._name] = self._prim_name
if self._default is not None:
DEFAULTS[self._name] = self._default
if self._special_name is not None:
SPECIAL_NAMES[self._name] = self._special_name
def set_value_block(self, value=True):
self._value_block = value
def set_content_block(self, value=True):
self._content_block = value
def set_palette(self, palette):
if not palette in PALETTE_NAMES:
debug_output('Could not find palette %s' % (palette))
else:
self._palette = palette
def set_help(self, help):
self._help = help
def set_special_name(self, name):
self._special_name = name
def set_label(self, label):
if type(label) == type([]):
self._label = label[:]
else:
self._label = [label]
def set_default(self, default):
if type(default) == type([]):
self._default = default[:]
else:
self._default = [default]
def set_style(self, style):
if style not in BLOCK_STYLES:
debug_output('Unknown style: %s' % (style))
else:
self._style = style
def set_prim_name(self, prim_name):
self._prim_name = prim_name
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