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Diffstat (limited to 'taproject.py')
| -rw-r--r-- | taproject.py | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/taproject.py b/taproject.py deleted file mode 100644 index 28b885e..0000000 --- a/taproject.py +++ /dev/null @@ -1,355 +0,0 @@ -#Copyright (c) 2007-8, Playful Invention Company. -#Copyright (c) 2008-9, 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 pickle -try: - _old_Sugar_system = False - import json - json.dumps - from json import load as jload - from json import dump as jdump -except (ImportError, AttributeError): - try: - import simplejson as json - from simplejson import load as jload - from simplejson import dump as jdump - except: - # use pickle on old systems - _old_Sugar_system = True - # will try json.read and .write too - -from StringIO import StringIO -import os.path - -from tasprites import * -from taturtle import * -from talogo import stop_logo -from talogo import get_pixbuf_from_journal -try: - from sugar.datastore import datastore -except: - pass - -nolabel = ['audiooff', 'descriptionoff', 'journal'] -shape_dict = {'journal':'texton', \ - 'descriptionoff':'decson', \ - 'audiooff':'audioon'} - -def new_project(tw): - stop_logo(tw) - for b in blocks(tw): hide(b) - setlayer(tw.turtle.canvas, 600) - clearscreen(tw.turtle) - tw.save_file_name = None - -def load_file(tw, create_new_project=True): - fname = get_load_name(tw) - if fname==None: return - if fname[-3:]=='.ta': fname=fname[0:-3] - load_files(tw,fname+'.ta', create_new_project) - if create_new_project is True: - tw.save_file_name = os.path.basename(fname) - -def load_files(tw, ta_file, create_new_project=True): - # ignoring the png_file even if it is present - f = open(ta_file, "r") - try: - data = pickle.load(f) # old-style data format - except: - # print "reading saved json data" - f.seek(0) # rewind necessary because of pickle.load - text = f.read() - if _old_Sugar_system is True: - listdata = json.read(text) - else: - io = StringIO(text) - listdata = jload(io) - print listdata - # listdata = jdecode(text) - data = tuplify(listdata) # json converts tuples to lists - f.close() - if create_new_project is True: - new_project(tw) - read_data(tw,data) - -def get_load_name(tw): - dialog = gtk.FileChooserDialog("Load...", None, \ - gtk.FILE_CHOOSER_ACTION_OPEN, \ - (gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,gtk.STOCK_OPEN, gtk.RESPONSE_OK)) - dialog.set_default_response(gtk.RESPONSE_OK) - return do_dialog(tw,dialog) - -# unpack serialized data sent across a share -def load_string(tw,text): - if _old_Sugar_system is True: - listdata = json.read(text) - else: - io = StringIO(text) - listdata = jload(io) - data = tuplify(listdata) # json converts tuples to lists - new_project(tw) - read_data(tw,data) - -# unpack sserialized data from the clipboard -def clone_stack(tw,text): - if _old_Sugar_system is True: - listdata = json.read(text) - else: - io = StringIO(text) - listdata = jload(io) - data = tuplify(listdata) # json converts tuples to lists - read_stack(tw,data) - -# paste stack from the clipboard -def read_stack(tw,data): - clone = [] - for b in data: - spr = load_spr(tw,b); clone.append(spr) - for i in range(len(clone)): - cons=[] - for c in data[i][4]: - if c==None: cons.append(None) - else: cons.append(clone[c]) - clone[i].connections = cons - -def tuplify(t): - if type(t) is not list: - return t - return tuple(map(tuplify, t)) - -def read_data(tw,data): - blocks = [] - for b in data: - if b[1]=='turtle': - load_turtle(tw,b) - else: spr = load_spr(tw,b); blocks.append(spr) - for i in range(len(blocks)): - cons=[] - for c in data[i][4]: - if c==None: cons.append(None) - else: cons.append(blocks[c]) - blocks[i].connections = cons - -def load_spr(tw,b): - media = None - btype, label = b[1],None - if type(btype)==type((1,2)): - btype, label = btype - if btype == 'title': # for backward compatibility - btype = 'string' - if btype == 'journal' or btype == 'audiooff' or btype == 'descriptionoff': - media = label - label = None - proto = tw.protodict[btype] - spr = sprNew(tw,b[2]+tw.turtle.canvas.x,b[3]+tw.turtle.canvas.y, \ - proto.image) - spr.type = 'block' - spr.proto = proto - if label is not None: spr.label=label - if media is not None and \ - media not in nolabel: - try: - dsobject = datastore.get(media) - spr.ds_id = dsobject.object_id - setimage(spr, tw.media_shapes[shape_dict[spr.proto.name]]) - if spr.proto.name == 'journal': - pixbuf = get_pixbuf_from_journal \ - (dsobject,spr.width,spr.height) - if pixbuf is not None: - setimage(spr, pixbuf) - dsobject.destroy() - except: - print "couldn't open dsobject (" + str(spr.ds_id) + ")" - setlayer(spr,650) - return spr - -def load_turtle(tw,b): - id, name, xcor, ycor, heading, color, shade, pensize = b - setxy(tw.turtle, xcor, ycor) - seth(tw.turtle, heading) - setcolor(tw.turtle, color) - setshade(tw.turtle, shade) - setpensize(tw.turtle, pensize) - -def load_pict(tw,fname): - pict = gtk.gdk.pixbuf_new_from_file(fname) - tw.turtle.canvas.image.draw_pixbuf(tw.turtle.gc, pict, 0, 0, 0, 0) - -def save_file(tw): - if tw.save_folder is not None: tw.load_save_folder = tw.save_folder - fname = get_save_name(tw) - if fname==None: return - if fname[-3:]=='.ta': fname=fname[0:-3] - save_data(tw,fname+".ta") - save_pict(tw,fname+".png") - tw.save_file_name = os.path.basename(fname) - -def get_save_name(tw): - dialog = gtk.FileChooserDialog("Save...", None, \ - gtk.FILE_CHOOSER_ACTION_SAVE, \ - (gtk.STOCK_CANCEL, \ - gtk.RESPONSE_CANCEL, \ - gtk.STOCK_SAVE, \ - gtk.RESPONSE_OK)) - dialog.set_default_response(gtk.RESPONSE_OK) - if tw.save_file_name is not None: - dialog.set_current_name(tw.save_file_name+'.ta') - return do_dialog(tw,dialog) - -def save_data(tw,fname): - f = file(fname, "w") - data = assemble_data_to_save(tw) - if _old_Sugar_system is True: - # use pickle here to maintain compatibility with TA 10 - pickle.dump(data,f) - else: - io = StringIO() - jdump(data,io) - text = io.getvalue() - print text - # text = jencode(data) - f.write(text) - f.close() - -# Used to send data across a shared session -def save_string(tw,save_turtle=True): - data = assemble_data_to_save(tw,save_turtle) - if _old_Sugar_system is True: - text = json.write(data) - else: - io = StringIO() - jdump(data,io) - text = io.getvalue() - return text - -def assemble_data_to_save(tw,save_turtle=True): - bs = blocks(tw) - data = [] - for i in range(len(bs)): bs[i].id=i - for b in bs: - name = b.proto.name - if tw.defdict.has_key(name) or name in nolabel: - if b.ds_id != None: - name=(name,str(b.ds_id)) - else: - name=(name,b.label) - if hasattr(b,'connections'): - connections = [get_id(x) for x in b.connections] - else: - connections = None - data.append((b.id,name,b.x-tw.turtle.canvas.x, \ - b.y-tw.turtle.canvas.y,connections)) - if save_turtle is True: - data.append((-1,'turtle', - tw.turtle.xcor,tw.turtle.ycor,tw.turtle.heading, - tw.turtle.color,tw.turtle.shade,tw.turtle.pensize)) - return data - -# serialize a stack to save to the clipboard -def serialize_stack(tw): - data = assemble_stack_to_clone(tw) - if data == []: - return None - if _old_Sugar_system is True: - text = json.write(data) - else: - io = StringIO() - jdump(data,io) - text = io.getvalue() - return text - -# find the stack under the cursor and serialize it -def assemble_stack_to_clone(tw): - if tw.spr is None or tw.spr.type is not "block": - (x,y) = tw.window.get_pointer() - spr = findsprite(tw,(x,y)) - if spr is not None: - print "found block of type " + spr.type - else: - print "already selected block of type " + tw.spr.type - spr = tw.spr - data = [] - if spr is not None and spr.type == 'block': - bs = findgroup(find_top_block(spr)) - for i in range(len(bs)): bs[i].id=i - for b in bs: - name = b.proto.name - if tw.defdict.has_key(name) or name in nolabel: - if b.ds_id is not None: - name=(name,str(b.ds_id)) - else: - name=(name,b.label) - if hasattr(b,'connections'): - connections = [get_id(x) for x in b.connections] - else: - connections = None - data.append((b.id,name,b.x-tw.turtle.canvas.x+20, \ - b.y-tw.turtle.canvas.y+20,connections)) - return data - -def save_pict(tw,fname): - tc = tw.turtle.canvas - pixbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, False, 8, tc.width, \ - tc.height) - pixbuf.get_from_drawable(tc.image, tc.image.get_colormap(), 0, 0, 0, 0, \ - tc.width, tc.height) - pixbuf.save(fname, 'png') - -def get_id(x): - if x==None: return None - return x.id - -def do_dialog(tw,dialog): - result = None - filter = gtk.FileFilter() - filter.add_pattern("*.ta") - filter.set_name("Turtle Art") - dialog.add_filter(filter) - dialog.set_current_folder(tw.load_save_folder) - response = dialog.run() - if response == gtk.RESPONSE_OK: - result = dialog.get_filename() - tw.load_save_folder = dialog.get_current_folder() - dialog.destroy() - return result - -def blocks(tw): return [spr for spr in tw.sprites if spr.type == 'block'] - -def findgroup(b): - group=[b] - for b2 in b.connections[1:]: - if b2!=None: group.extend(findgroup(b2)) - return group - -def find_top_block(spr): - b = spr - if hasattr(b,"connections"): - while b.connections[0]!=None: - b=b.connections[0] - return b - -# start a new project with a start brick -def load_start(tw): - clone_stack(tw,str("[[0,\"start\",250,30,[null,null]]]")) - 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