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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.
import pygtk
pygtk.require('2.0')
import gtk
import gobject
from constants import *
import block_factory
import sprites
#
# A class for the list of blocks and everything they share in common
#
class Blocks:
def __init__(self, sprites):
self.list = []
self.sprites = sprites
def get_block(self, i):
if i < 0 or i > len(self.list)-1:
return(None)
else:
return(self.list[i])
def length_of_list(self):
return(len(self.list))
def append_to_list(self,block):
self.list.append(block)
def insert_in_list(self,block,i):
if i < 0:
self.list.insert(0, block)
elif i > len(self.list)-1:
self.list.append(block)
else:
self.list.insert(i, block)
def remove_from_list(self, block):
if block in self.list:
self.list.remove(block)
#
# block and spr utilities
#
def spr_to_block(self, spr):
for b in self.list:
if spr == b.spr:
return b
#
# A class for the individual blocks
#
class Block:
def __init__(self, blocks, proto_name, x, y, labels=[],
colors=["#00FF00","#00A000"], scale=2.0):
self.blocks = blocks
self.spr = None
self._new_block_from_prototype(proto_name, labels, colors, scale, x, y)
self.blocks.append_to_list(self)
#
# TODO:
# save arguments
# dock and connection info
# highlight image
# Logo code
# HTML code
# debug code
# etc.
def _new_block_from_prototype(self, name, labels, colors, scale, x, y):
if len(labels) == 0:
print "%s (%d %d)" % (name, x, y)
else:
print "%s %s (%d %d)" % (name, labels[0], x, y)
if name in BASIC_STYLE:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(20,0)
svg.set_innie([False])
svg.set_outie(False)
svg.set_tab(True)
svg.set_slot(True)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_block()))
print "created new basic block: %s" % (str(self.spr))
self.spr.set_layer(2000)
self.spr.draw()
self.spr.set_label(labels[0])
elif name in BASIC_STYLE_HEAD:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(20,0)
svg.set_innie([False])
svg.set_outie(False)
svg.set_tab(False)
svg.set_slot(True)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_block()))
print "created new basic block: %s" % (str(self.spr))
self.spr.set_layer(2000)
self.spr.draw()
self.spr.set_label(labels[0])
elif name in BASIC_STYLE_TAIL:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(20,0)
svg.set_innie([False])
svg.set_outie(False)
svg.set_tab(True)
svg.set_slot(False)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_block()))
print "created new basic block: %s" % (str(self.spr))
self.spr.set_layer(2000)
self.spr.draw()
self.spr.set_label(labels[0])
elif name in BASIC_STYLE_1ARG:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(20,0)
svg.set_innie([True])
svg.set_outie(False)
svg.set_tab(True)
svg.set_slot(True)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_block()))
print "created new basic block: %s" % (str(self.spr))
self.spr.set_layer(2000)
self.spr.draw()
self.spr.set_label(labels[0])
elif name in BASIC_STYLE_2ARG:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(20,0)
svg.set_innie([True,True])
svg.set_outie(False)
svg.set_tab(True)
svg.set_slot(True)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_block()))
print "created new basic block: %s" % (str(self.spr))
self.spr.set_layer(2000)
self.spr.draw()
self.spr.set_label(labels[0])
elif name in BOX_STYLE:
svg = block_factory.SVG()
svg.set_scale(scale)
svg.expand(60,0)
svg.set_gradiant(True)
svg.set_colors(colors)
self.spr = sprites.Sprite(self.blocks.sprites, x, y,
svg_str_to_pixbuf(svg.basic_box()))
print "created new box block: %s" % (str(self.spr))
else:
print "don't know how to create a block for %s" % (name)
return
for label in labels:
self.spr.set_label(label, labels.index(label))
#
# Load pixbuf from SVG string
#
def svg_str_to_pixbuf(svg_string):
pl = gtk.gdk.PixbufLoader('svg')
pl.write(svg_string)
pl.close()
pixbuf = pl.get_pixbuf()
return pixbuf
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