# -*- coding: utf-8 -*- #Copyright (c) 2012, Walter Bender # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA import gtk from time import time import os from gettext import gettext as _ from plugins.plugin import Plugin from TurtleArt.tapalette import make_palette, define_logo_function from TurtleArt.talogo import primitive_dictionary, logoerror, \ media_blocks_dictionary from TurtleArt.taconstants import DEFAULT_SCALE, ICON_SIZE, CONSTANTS, \ MEDIA_SHAPES, SKIN_PATHS, BLOCKS_WITH_SKIN, PYTHON_SKIN, \ PREFIX_DICTIONARY, VOICES from TurtleArt.tautils import convert, round_int, debug_output, get_path, \ data_to_string from TurtleArt.tajail import myfunc, myfunc_import def _num_type(x): """ Is x a number type? """ if type(x) == int: return True if type(x) == float: return True if type(x) == ord: return True return False def _string_to_num(x): """ Try to comvert a string to a number """ xx = convert(x.replace(self.tw.decimal_point, '.'), float) if type(xx) is float: return xx else: xx, xflag = chr_to_ord(x) if xflag: return xx else: raise logoerror("#syntaxerror") def _millisecond(): """ Current time in milliseconds """ return time() * 1000 class Turtle_blocks_extras(Plugin): """ a class for defining the extra palettes that distinguish Turtle Blocks from Turtle Art """ def __init__(self, parent): self.tw = parent def setup(self): SKIN_PATHS.append('plugins/turtle_blocks_extras/images') self.heap = self.tw.lc.heap self.keyboard = self.tw.lc.keyboard self.title_height = int((self.tw.canvas.height / 20) * self.tw.scale) # set up Turtle Block palettes self._flow_palette() self._media_palette() self._sensor_palette() self._extras_palette() self._portfolio_palette() # Palette definitions def _flow_palette(self): palette = make_palette('flow', colors=["#FFC000", "#A08000"], help_string=_('Palette of flow operators')) # internally expanded macro palette.add_block('while', style='flow-style-boolean', label=[_('while'), ' ', ' '], prim_name='while', default=[None, None, None], special_name=_('while'), help_string=_('do-while-True operator that uses \ boolean operators from Numbers palette')) # internally expanded macro palette.add_block('until', style='flow-style-boolean', label=[_('until'), ' ', ' '], prim_name='until', default=[None, None, None], special_name=_('until'), help_string=_('do-until-True operator that uses \ boolean operators from Numbers palette')) def _media_palette(self): palette = make_palette('media', colors=["#A0FF00", "#80A000"], help_string=_('Palette of media objects'), position=7) palette.add_block('journal', style='box-style-media', label=' ', default='None', special_name=_('journal'), help_string=_('Sugar Journal media object')) PREFIX_DICTIONARY['journal'] = '#smedia_' BLOCKS_WITH_SKIN.append('journal') MEDIA_SHAPES.append('journalsmall') MEDIA_SHAPES.append('journaloff') MEDIA_SHAPES.append('journalon') palette.add_block('audio', style='box-style-media', label=' ', special_name=_('audio'), default='None', help_string=_('Sugar Journal audio object')) BLOCKS_WITH_SKIN.append('audio') PREFIX_DICTIONARY['audio'] = '#saudio_' MEDIA_SHAPES.append('audiosmall') MEDIA_SHAPES.append('audiooff') MEDIA_SHAPES.append('audioon') palette.add_block('video', style='box-style-media', label=' ', special_name=_('video'), default='None', help_string=_('Sugar Journal video object')) BLOCKS_WITH_SKIN.append('video') PREFIX_DICTIONARY['video'] = '#svideo_' MEDIA_SHAPES.append('videosmall') MEDIA_SHAPES.append('videooff') MEDIA_SHAPES.append('videoon') palette.add_block('description', style='box-style-media', label=' ', special_name=_('description'), default='None', help_string=_('Sugar Journal description field')) BLOCKS_WITH_SKIN.append('description') PREFIX_DICTIONARY['description'] = '#sdescr_' MEDIA_SHAPES.append('descriptionsmall') MEDIA_SHAPES.append('descriptionoff') MEDIA_SHAPES.append('descriptionon') palette.add_block('string', style='box-style', label=_('text'), default=_('text'), special_name=_('text'), help_string=_('string value')) primitive_dictionary['show'] = self._prim_show palette.add_block('show', style='basic-style-1arg', label=_('show'), default=_('text'), prim_name='show', logo_command='label', help_string=_('draws text or show media from the \ Journal')) self.tw.lc.def_prim('show', 1, lambda self, x: primitive_dictionary['show'](x, True)) palette.add_block('showaligned', hidden=True, colors=["#A0FF00", "#80A000"], style='basic-style-1arg', label=_('show aligned'), default=_('text'), prim_name='showaligned', logo_command='label', help_string=_('draws text or show media from the \ Journal')) self.tw.lc.def_prim('showaligned', 1, lambda self, x: primitive_dictionary['show'](x, False)) # deprecated primitive_dictionary['write'] = self._prim_write palette.add_block('write', hidden=True, colors=["#A0FF00", "#80A000"], style='basic-style-1arg', label=_('show'), default=[_('text'), 32], prim_name='write', logo_command='label', help_string=_('draws text or show media from the \ Journal')) self.tw.lc.def_prim('write', 2, lambda self, x, y: primitive_dictionary['write'](x, y)) primitive_dictionary['setscale'] = self._prim_setscale palette.add_block('setscale', style='basic-style-1arg', label=_('set scale'), prim_name='setscale', default=33, logo_command='setlabelheight', help_string=_('sets the scale of media')) self.tw.lc.def_prim('setscale', 1, lambda self, x: primitive_dictionary['setscale'](x)) primitive_dictionary['savepix'] = self._prim_save_picture palette.add_block('savepix', style='basic-style-1arg', label=_('save picture'), prim_name='savepix', default=_('picture name'), help_string=_('saves a picture to the Sugar \ Journal')) self.tw.lc.def_prim('savepix', 1, lambda self, x: primitive_dictionary['savepix'](x)) primitive_dictionary['savesvg'] = self._prim_save_svg palette.add_block('savesvg', style='basic-style-1arg', label=_('save SVG'), prim_name='savesvg', default=_('picture name'), help_string=_('saves turtle graphics as an SVG file \ in the Sugar Journal')) self.tw.lc.def_prim('savesvg', 1, lambda self, x: primitive_dictionary['savesvg'](x)) palette.add_block('scale', style='box-style', label=_('scale'), prim_name='scale', value_block=True, logo_command='labelsize', help_string=_('holds current scale value')) self.tw.lc.def_prim('scale', 0, lambda self: self.tw.lc.scale) palette.add_block('mediawait', style='basic-style-extended-vertical', label=_('media wait'), prim_name='mediawait', help_string=_('wait for current video or audio to \ complete')) self.tw.lc.def_prim('mediawait', 0, self.tw.lc.media_wait, True) palette.add_block('mediastop', style='basic-style-extended-vertical', label=_('media stop'), prim_name='mediastop', help_string=_('stop video or audio')) self.tw.lc.def_prim('mediastop', 0, self.tw.lc.media_stop, True) palette.add_block('mediapause', style='basic-style-extended-vertical', label=_('media pause'), prim_name='mediapause', help_string=_('pause video or audio')) self.tw.lc.def_prim('mediapause', 0, self.tw.lc.media_pause, True) palette.add_block('mediaplay', style='basic-style-extended-vertical', label=_('media resume'), prim_name='mediaplay', help_string=_('resume playing video or audio')) self.tw.lc.def_prim('mediaplay', 0, self.tw.lc.media_play, True) primitive_dictionary['speak'] = self._prim_speak palette.add_block('speak', style='basic-style-1arg', label=_('speak'), prim_name='speak', default=_('hello'), help_string=_('speaks text')) self.tw.lc.def_prim('speak', 1, lambda self, x: primitive_dictionary['speak'](x)) primitive_dictionary['sinewave'] = self._prim_sinewave palette.add_block('sinewave', style='basic-style-3arg', # TRANS: pitch, duration, amplitude label=[_('sinewave'), _('pitch'), _('duration'), ''], prim_name='sinewave', default=[1000, 5000, 1], help_string=_('plays a sinewave at frequency, \ amplitude, and duration (in seconds)')) self.tw.lc.def_prim('sinewave', 3, lambda self, x, y, z: primitive_dictionary['sinewave'](x, y, z)) def _sensor_palette(self): palette = make_palette('sensor', colors=["#FF6060", "#A06060"], help_string=_('Palette of sensor blocks'), position=6) primitive_dictionary['mousebutton'] = self._prim_mouse_button palette.add_block('mousebutton', style='box-style', label=_('button down'), prim_name='mousebutton', value_block=True, help_string=_('returns 1 if mouse button is \ pressed')) self.tw.lc.def_prim('mousebutton', 0, lambda self: primitive_dictionary['mousebutton']()) palette.add_block('mousex', style='box-style', label=_('mouse x'), prim_name='mousex', value_block=True, help_string=_('returns mouse x coordinate')) self.tw.lc.def_prim('mousex', 0, lambda self: self.tw.mouse_x - ( self.tw.canvas.width / 2)) palette.add_block('mousey', style='box-style', label=_('mouse y'), prim_name='mousey', value_block=True, help_string=_('returns mouse y coordinate')) self.tw.lc.def_prim('mousey', 0, lambda self: ( self.tw.canvas.height / 2) - self.tw.mouse_y) primitive_dictionary['kbinput'] = self._prim_kbinput palette.add_block('kbinput', style='basic-style-extended-vertical', label=_('query keyboard'), prim_name='kbinput', help_string=_('query for keyboard input (results \ stored in keyboard block)')) self.tw.lc.def_prim('kbinput', 0, lambda self: primitive_dictionary['kbinput']()) palette.add_block('keyboard', style='box-style', label=_('keyboard'), prim_name='keyboard', value_block=True, logo_command='make "keyboard readchar', help_string=_('holds results of query-keyboard \ block as ASCII')) self.tw.lc.def_prim('keyboard', 0, lambda self: self.tw.lc.keyboard) ''' palette.add_block('keyboard_chr', style='box-style', label='chr(%s)' % (_('keyboard')), prim_name='keyboard_chr', value_block=True, logo_command='make "keyboard readchar', help_string=_('holds results of query-keyboard \ block as character')) self.tw.lc.def_prim('keyboard_chr', 0, lambda self: chr(self.tw.lc.keyboard)) primitive_dictionary['keyboardnum'] = self._prim_keyboard_num palette.add_block('keyboard_num', style='box-style', label='num(%s)' % (_('keyboard')), prim_name='keyboard_num', value_block=True, logo_command='make "keyboard readchar', help_string=_('holds results of query-keyboard \ block as number')) self.tw.lc.def_prim('keyboard_num', 0, lambda self: primitive_dictionary['keyboardnum']()) ''' primitive_dictionary['readpixel'] = self._prim_readpixel palette.add_block('readpixel', style='basic-style-extended-vertical', label=_('read pixel'), prim_name='readpixel', logo_command=':keyboard', help_string=_('RGB color under the turtle is pushed \ to the stack')) self.tw.lc.def_prim('readpixel', 0, lambda self: primitive_dictionary['readpixel']()) primitive_dictionary['see'] = self._prim_see palette.add_block('see', style='box-style', label=_('turtle sees'), prim_name='see', help_string=_('returns the color that the turtle \ "sees"')) self.tw.lc.def_prim('see', 0, lambda self: primitive_dictionary['see']()) primitive_dictionary['time'] = self._prim_time palette.add_block('time', style='box-style', label=_('time'), prim_name='time', value_block=True, help_string=_('elapsed time (in seconds) since \ program started')) self.tw.lc.def_prim('time', 0, lambda self: primitive_dictionary['time']()) def _extras_palette(self): palette = make_palette('extras', colors=["#FF0000", "#A00000"], help_string=_('Palette of extra options'), position=8) primitive_dictionary['push'] = self._prim_push palette.add_block('push', style='basic-style-1arg', label=_('push'), prim_name='push', logo_command='tapush', help_string=_('pushes value onto FILO (first-in \ last-out heap)')) self.tw.lc.def_prim('push', 1, lambda self, x: primitive_dictionary['push'](x)) define_logo_function('tapush', 'to tapush :foo\rmake "taheap fput \ :foo :taheap\rend\rmake "taheap []\r') primitive_dictionary['printheap'] = self._prim_printheap palette.add_block('printheap', style='basic-style-extended-vertical', label=_('show heap'), prim_name='printheap', logo_command='taprintheap', help_string=_('shows values in FILO (first-in \ last-out heap)')) self.tw.lc.def_prim('printheap', 0, lambda self: primitive_dictionary['printheap']()) define_logo_function('taprintheap', 'to taprintheap \rprint :taheap\r\ end\r') primitive_dictionary['clearheap'] = self._prim_emptyheap palette.add_block('clearheap', style='basic-style-extended-vertical', label=_('empty heap'), prim_name='clearheap', logo_command='taclearheap', help_string=_('emptys FILO (first-in-last-out \ heap)')) self.tw.lc.def_prim('clearheap', 0, lambda self: primitive_dictionary['clearheap']()) define_logo_function('taclearheap', 'to taclearheap\rmake "taheap []\r\ end\r') primitive_dictionary['pop'] = self._prim_pop palette.add_block('pop', style='box-style', label=_('pop'), prim_name='pop', value_block=True, logo_command='tapop', help_string=_('pops value off FILO (first-in \ last-out heap)')) self.tw.lc.def_prim('pop', 0, lambda self: primitive_dictionary['pop']()) define_logo_function('tapop', 'to tapop\rif emptyp :taheap [stop]\r\ make "tmp first :taheap\rmake "taheap butfirst :taheap\routput :tmp\rend\r') primitive_dictionary['isheapempty'] = self._prim_is_heap_empty palette.add_block('isheapempty', style='box-style', label=_('empty heap?'), prim_name='isheapempty', value_block=True, help_string=_('returns True if heap is empty')) self.tw.lc.def_prim('isheapempty', 0, lambda self: primitive_dictionary['isheapempty']()) primitive_dictionary['print'] = self._prim_print palette.add_block('comment', style='basic-style-1arg', label=_('comment'), prim_name='comment', default=_('comment'), string_or_number=True, help_string=_('places a comment in your code')) self.tw.lc.def_prim('comment', 1, lambda self, x: primitive_dictionary['print'](x, True)) palette.add_block('print', style='basic-style-1arg', label=_('print'), prim_name='print', logo_command='label', string_or_number=True, help_string=_('prints value in status block at \ bottom of the screen')) self.tw.lc.def_prim('print', 1, lambda self, x: primitive_dictionary['print'](x, False)) palette.add_block('chr', style='number-style-1arg', label='chr', prim_name='chr', help_string=_('Python chr operator')) self.tw.lc.def_prim('chr', 1, lambda self, x: chr(x)) palette.add_block('int', style='number-style-1arg', label='int', prim_name='int', help_string=_('Python int operator')) self.tw.lc.def_prim('int', 1, lambda self, x: int(x)) primitive_dictionary['myfunction'] = self._prim_myfunction palette.add_block('myfunc1arg', style='number-style-var-arg', label=[_('Python'), 'f(x)', 'x'], prim_name='myfunction', default=['x', 100], string_or_number=True, help_string=_('a programmable block: used to add \ advanced single-variable math equations, e.g., sin(x)')) self.tw.lc.def_prim('myfunction', 2, lambda self, f, x: primitive_dictionary['myfunction'](f, [x])) palette.add_block('myfunc2arg', hidden=True, colors=["#FF0000", "#A00000"], style='number-style-var-arg', label=[_('Python'), 'f(x,y)', ' '], prim_name='myfunction2', default=['x+y', 100, 100], string_or_number=True, help_string=_('a programmable block: used to add \ advanced multi-variable math equations, e.g., sqrt(x*x+y*y)')) self.tw.lc.def_prim('myfunction2', 3, lambda self, f, x, y: primitive_dictionary['myfunction']( f, [x, y])) palette.add_block('myfunc3arg', hidden=True, colors=["#FF0000", "#A00000"], style='number-style-var-arg', label=[_('Python'), 'f(x,y,z)', ' '], prim_name='myfunction3', default=['x+y+z', 100, 100, 100], string_or_number=True, help_string=_('a programmable block: used to add \ advanced multi-variable math equations, e.g., sin(x+y+z)')) self.tw.lc.def_prim('myfunction3', 4, lambda self, f, x, y, z: primitive_dictionary['myfunction']( f, [x, y, z])) primitive_dictionary['userdefined'] = self._prim_myblock palette.add_block('userdefined', style='basic-style-var-arg', label=' ', prim_name='userdefined', string_or_number=True, special_name=_('Python block'), default=100, help_string=_('runs code found in the tamyblock.py \ module found in the Journal')) self.tw.lc.def_prim('userdefined', 1, lambda self, x: primitive_dictionary['userdefined']([x])) BLOCKS_WITH_SKIN.append('userdefined') PYTHON_SKIN.append('userdefined') palette.add_block('userdefined2args', hidden=True, colors=["#FF0000", "#A00000"], style='basic-style-var-arg', label=' ', prim_name='userdefined2', string_or_number=True, special_name=_('Python block'), default=[100, 100], help_string=_('runs code found in the tamyblock.py \ module found in the Journal')) self.tw.lc.def_prim('userdefined2', 2, lambda self, x, y: primitive_dictionary['userdefined']([x, y])) BLOCKS_WITH_SKIN.append('userdefined2args') PYTHON_SKIN.append('userdefined2args') palette.add_block('userdefined3args', hidden=True, colors=["#FF0000", "#A00000"], style='basic-style-var-arg', label=' ', prim_name='userdefined3', special_name=_('Python block'), default=[100, 100, 100], string_or_number=True, help_string=_('runs code found in the tamyblock.py \ module found in the Journal')) self.tw.lc.def_prim('userdefined3', 3, lambda self, x, y, z: primitive_dictionary['userdefined']( [x, y, z])) BLOCKS_WITH_SKIN.append('userdefined3args') PYTHON_SKIN.append('userdefined3args') MEDIA_SHAPES.append('pythonsmall') MEDIA_SHAPES.append('pythonoff') MEDIA_SHAPES.append('pythonon') palette.add_block('cartesian', style='basic-style-extended-vertical', label=_('Cartesian'), prim_name='cartesian', help_string=_('displays Cartesian coordinates')) self.tw.lc.def_prim('cartesian', 0, lambda self: self.tw.set_cartesian(True)) palette.add_block('polar', style='basic-style-extended-vertical', label=_('polar'), prim_name='polar', help_string=_('displays polar coordinates')) self.tw.lc.def_prim('polar', 0, lambda self: self.tw.set_polar(True)) palette.add_block('addturtle', style='basic-style-1arg', label=_('turtle'), prim_name='turtle', default=1, string_or_number=True, help_string=_('chooses which turtle to command')) self.tw.lc.def_prim('turtle', 1, lambda self, x: self.tw.canvas.set_turtle(x)) primitive_dictionary['skin'] = self._prim_reskin palette.add_block('skin', hidden=True, colors=["#FF0000", "#A00000"], style='basic-style-1arg', label=_('turtle shell'), prim_name='skin', help_string=_("put a custom 'shell' on the turtle")) self.tw.lc.def_prim('skin', 1, lambda self, x: primitive_dictionary['skin'](x)) # macro palette.add_block('reskin', style='basic-style-1arg', label=_('turtle shell'), help_string=_("put a custom 'shell' on the turtle")) palette.add_block('sandwichtop_no_label', style='collapsible-top-no-label', label=[' ', ' '], special_name=_('top'), prim_name='nop', help_string=_('top of a collapsed stack')) palette.add_block('sandwichbottom', style='collapsible-bottom', label=[' ', ' '], prim_name='nop', special_name=_('bottom'), help_string=_('bottom of a collapsible stack')) palette.add_block('sandwichtop_no_arm_no_label', hidden=True, colors=["#FF0000", "#A00000"], style='collapsible-top-no-arm-no-label', label=[' ', _('click to open')], prim_name='nop', help_string=_('collapsed stack: click to open')) # deprecated blocks palette.add_block('sandwichcollapsed', hidden=True, colors=["#FF0000", "#A00000"], style='invisible', label=' ', prim_name='nop', help_string=_('bottom block in a collapsed stack: \ click to open')) palette.add_block('sandwichtop', hidden=True, colors=["#FF0000", "#A00000"], style='collapsible-top', label=_('top of stack'), default=_('label'), string_or_number=True, prim_name='comment', help_string=_('top of stack')) palette.add_block('sandwichtop_no_arm', hidden=True, colors=["#FF0000", "#A00000"], style='collapsible-top-no-arm', label=_('top of a collapsible stack'), default=_('label'), prim_name='comment', string_or_number=True, help_string=_('top of stack')) def _portfolio_palette(self): palette = make_palette('portfolio', colors=["#0606FF", "#0606A0"], help_string=_('Palette of presentation \ templates'), position=9) primitive_dictionary['hideblocks'] = self._prim_hideblocks palette.add_block('hideblocks', style='basic-style-extended-vertical', label=_('hide blocks'), prim_name='hideblocks', help_string=_('declutters canvas by hiding blocks')) self.tw.lc.def_prim('hideblocks', 0, lambda self: primitive_dictionary['hideblocks']()) primitive_dictionary['showblocks'] = self._prim_showblocks palette.add_block('showblocks', style='basic-style-extended-vertical', label=_('show blocks'), prim_name='showblocks', help_string=_('restores hidden blocks')) self.tw.lc.def_prim('showblocks', 0, lambda self: primitive_dictionary['showblocks']()) palette.add_block('fullscreen', style='basic-style-extended-vertical', label=_('Fullscreen').lower(), prim_name='fullscreen', help_string=_('hides the Sugar toolbars')) self.tw.lc.def_prim('fullscreen', 0, lambda self: self.tw.set_fullscreen()) primitive_dictionary['bulletlist'] = self._prim_list palette.add_block('list', hidden=True, colors=["#0606FF", "#0606A0"], style='bullet-style', label=_('list'), string_or_number=True, prim_name='bulletlist', default=['∙ ', '∙ '], help_string=_('presentation bulleted list')) self.tw.lc.def_prim('bulletlist', 1, primitive_dictionary['bulletlist'], True) # macros palette.add_block('picturelist', style='basic-style-extended', label=' ', help_string=_('presentation template: list of \ bullets')) MEDIA_SHAPES.append('list') palette.add_block('picture1x1a', style='basic-style-extended', label=' ', help_string=_('presentation template: select \ Journal object (no description)')) MEDIA_SHAPES.append('1x1a') palette.add_block('picture1x1', style='basic-style-extended', label=' ', help_string=_('presentation template: select \ Journal object (with description)')) MEDIA_SHAPES.append('1x1') palette.add_block('picture2x2', style='basic-style-extended', label=' ', help_string=_('presentation template: select four \ Journal objects')) MEDIA_SHAPES.append('2x2') palette.add_block('picture2x1', style='basic-style-extended', label=' ', help_string=_('presentation template: select two \ Journal objects')) MEDIA_SHAPES.append('2x1') palette.add_block('picture1x2', style='basic-style-extended', label=' ', help_string=_('presentation template: select two \ Journal objects')) MEDIA_SHAPES.append('1x2') # Display-dependent constants palette.add_block('leftpos', style='box-style', label=_('left'), prim_name='lpos', logo_command='lpos', help_string=_('xcor of left of screen')) self.tw.lc.def_prim('lpos', 0, lambda self: CONSTANTS['leftpos']) palette.add_block('bottompos', style='box-style', label=_('bottom'), prim_name='bpos', logo_command='bpos', help_string=_('ycor of bottom of screen')) self.tw.lc.def_prim('bpos', 0, lambda self: CONSTANTS['bottompos']) palette.add_block('width', style='box-style', label=_('width'), prim_name='hres', logo_command='width', help_string=_('the canvas width')) self.tw.lc.def_prim('hres', 0, lambda self: CONSTANTS['width']) palette.add_block('rightpos', style='box-style', label=_('right'), prim_name='rpos', logo_command='rpos', help_string=_('xcor of right of screen')) self.tw.lc.def_prim('rpos', 0, lambda self: CONSTANTS['rightpos']) palette.add_block('toppos', style='box-style', label=_('top'), prim_name='tpos', logo_command='tpos', help_string=_('ycor of top of screen')) self.tw.lc.def_prim('tpos', 0, lambda self: CONSTANTS['toppos']) palette.add_block('height', style='box-style', label=_('height'), prim_name='vres', logo_command='height', help_string=_('the canvas height')) self.tw.lc.def_prim('vres', 0, lambda self: CONSTANTS['height']) palette.add_block('titlex', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('title x'), logo_command='titlex', prim_name='titlex') self.tw.lc.def_prim('titlex', 0, lambda self: CONSTANTS['titlex']) palette.add_block('titley', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('title y'), logo_command='titley', prim_name='titley') self.tw.lc.def_prim('titley', 0, lambda self: CONSTANTS['titley']) palette.add_block('leftx', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('left x'), prim_name='leftx', logo_command='leftx') self.tw.lc.def_prim('leftx', 0, lambda self: CONSTANTS['leftx']) palette.add_block('topy', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('top y'), prim_name='topy', logo_command='topy') self.tw.lc.def_prim('topy', 0, lambda self: CONSTANTS['topy']) palette.add_block('rightx', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('right x'), prim_name='rightx', logo_command='rightx') self.tw.lc.def_prim('rightx', 0, lambda self: CONSTANTS['rightx']) palette.add_block('bottomy', hidden=True, colors=["#0606FF", "#0606A0"], style='box-style', label=_('bottom y'), prim_name='bottomy', logo_command='bottomy') self.tw.lc.def_prim('bottomy', 0, lambda self: CONSTANTS['bottomy']) # deprecated blocks primitive_dictionary['t1x1'] = self._prim_t1x1 palette.add_block('template1x1', hidden=True, colors=["#0606FF", "#0606A0"], style='portfolio-style-1x1', label=' ', prim_name='t1x1', default=[_('Title'), 'None'], special_name=_('presentation 1x1'), string_or_number=True, help_string=_('presentation template: select \ Journal object (with description)')) self.tw.lc.def_prim('t1x1', 2, lambda self, a, b: primitive_dictionary['t1x1'](a, b)) primitive_dictionary['t1x1a'] = self._prim_t1x1a palette.add_block('template1x1a', hidden=True, colors=["#0606FF", "#0606A0"], style='portfolio-style-1x1', label=' ', prim_name='t1x1a', default=[_('Title'), 'None'], special_name=_('presentation 1x1'), string_or_number=True, help_string=_('presentation template: select \ Journal object (no description)')) self.tw.lc.def_prim('t1x1a', 2, lambda self, a, b: primitive_dictionary['t1x1a'](a, b)) primitive_dictionary['2x1'] = self._prim_t2x1 palette.add_block('template2x1', hidden=True, colors=["#0606FF", "#0606A0"], style='portfolio-style-2x1', label=' ', prim_name='t2x1', default=[_('Title'), 'None', 'None'], special_name=_('presentation 2x1'), string_or_number=True, help_string=_("presentation template: select two \ Journal objects")) self.tw.lc.def_prim('t2x1', 3, lambda self, a, b, c: primitive_dictionary['t2x1'](a, b, c)) primitive_dictionary['1x2'] = self._prim_t1x2 palette.add_block('template1x2', hidden=True, colors=["#0606FF", "#0606A0"], style='portfolio-style-1x2', label=' ', prim_name='t1x2', default=[_('Title'), 'None', 'None'], special_name=_('presentation 1x2'), string_or_number=True, help_string=_("presentation template: select two \ Journal objects")) self.tw.lc.def_prim('t1x2', 3, lambda self, a, b, c: primitive_dictionary['t1x2'](a, b, c)) primitive_dictionary['t2x2'] = self._prim_t2x2 palette.add_block('template2x2', hidden=True, colors=["#0606FF", "#0606A0"], style='portfolio-style-2x2', label=' ', prim_name='t2x2', default=[_('Title'), 'None', 'None', 'None', 'None'], special_name=_('presentation 2x2'), string_or_number=True, help_string=_("presentation template: select four \ Journal objects")) self.tw.lc.def_prim('t2x2', 5, lambda self, a, b, c, d, e: primitive_dictionary['t2x2']( a, b, c, d, e)) palette.add_block('templatelist', hidden=True, colors=["#0606FF", "#0606A0"], style='bullet-style', label=' ', prim_name='bullet', default=[_('Title'), '∙ '], special_name=_('presentation bulleted list'), string_or_number=True, help_string=_('presentation template: list of \ bullets')) self.tw.lc.def_prim('bullet', 1, self._prim_list, True) # Block primitives def _prim_emptyheap(self): """ Empty FILO """ self.tw.lc.heap = [] def _prim_kbinput(self): """ Query keyboard """ if len(self.tw.keypress) == 1: self.tw.lc.keyboard = ord(self.tw.keypress[0]) else: try: self.tw.lc.keyboard = {'Escape': 27, 'space': 32, ' ': 32, 'Return': 13, 'KP_Up': 2, 'KP_Down': 4, 'KP_Left': 1, 'KP_Right': 3}[self.tw.keypress] except KeyError: self.tw.lc.keyboard = 0 self.tw.lc.update_label_value('keyboard', self.tw.lc.keyboard) self.tw.keypress = '' def _prim_list(self, blklist): """ Expandable list block """ self._prim_showlist(blklist) self.tw.lc.ireturn() yield True def _prim_myblock(self, x): """ Run Python code imported from Journal """ if self.tw.lc.bindex is not None and \ self.tw.lc.bindex in self.tw.myblock: try: if len(x) == 1: myfunc_import(self, self.tw.myblock[self.tw.lc.bindex], x[0]) else: myfunc_import(self, self.tw.myblock[self.tw.lc.bindex], x) except: raise logoerror("#syntaxerror") def _prim_myfunction(self, f, x): """ Programmable block """ try: y = myfunc(f, x) if str(y) == 'nan': debug_output('Python function returned NAN', self.tw.running_sugar) self.tw.lc.stop_logo() raise logoerror("#notanumber") else: return y except ZeroDivisionError: self.tw.lc.stop_logo() raise logoerror("#zerodivide") except ValueError, e: self.tw.lc.stop_logo() raise logoerror('#' + str(e)) except SyntaxError, e: self.tw.lc.stop_logo() raise logoerror('#' + str(e)) except NameError, e: self.tw.lc.stop_logo() raise logoerror('#' + str(e)) except OverflowError: self.tw.lc.stop_logo() raise logoerror("#overflowerror") except TypeError: self.tw.lc.stop_logo() raise logoerror("#notanumber") def _prim_is_heap_empty(self): """ is FILO empty? """ if len(self.tw.lc.heap) == 0: return 1 else: return 0 def _prim_pop(self): """ Pop value off of FILO """ if len(self.tw.lc.heap) == 0: raise logoerror("#emptyheap") else: if len(self.tw.lc.heap) == 1: self.tw.lc.update_label_value('pop') else: self.tw.lc.update_label_value('pop', self.tw.lc.heap[-2]) return self.tw.lc.heap.pop(-1) def _prim_print(self, n, flag): """ Print object n """ if flag and (self.tw.hide or self.tw.step_time == 0): return if type(n) == list: self.tw.showlabel('print', n) elif type(n) == str or type(n) == unicode: if n[0:6] == 'media_' and \ n[6:].lower not in media_blocks_dictionary: try: if self.tw.running_sugar: from sugar.datastore import datastore try: dsobject = datastore.get(n[6:]) except: debug_output("Couldn't open %s" % (n[6:]), self.tw.running_sugar) self.tw.showlabel('print', dsobject.metadata['title']) dsobject.destroy() else: self.tw.showlabel('print', n[6:]) except IOError: self.tw.showlabel('print', n) else: self.tw.showlabel('print', n) elif type(n) == int: self.tw.showlabel('print', n) else: self.tw.showlabel('print', str(round_int(n)).replace('.', self.tw.decimal_point)) def _prim_printheap(self): """ Display contents of heap """ heap_as_string = str(self.tw.lc.heap) if len(heap_as_string) > 80: self.tw.showlabel('print', str(self.tw.lc.heap)[0:79] + '…') else: self.tw.showlabel('print', str(self.tw.lc.heap)) def _prim_push(self, val): """ Push value onto FILO """ self.tw.lc.heap.append(val) self.tw.lc.update_label_value('pop', val) ''' def _prim_keyboard_num(self): """ Return a number when a number is typed. """ if self.tw.lc.keyboard < 48 or self.tw.lc.keyboard > 57: return -1 else: return self.tw.lc.keyboard - 48 ''' def _prim_readpixel(self): """ Read r, g, b, a from the canvas and push b, g, r to the stack """ r, g, b, a = self.tw.canvas.get_pixel() self.tw.lc.heap.append(b) self.tw.lc.heap.append(g) self.tw.lc.heap.append(r) def _prim_reskin(self, media): """ Reskin the turtle with an image from a file """ scale = int(ICON_SIZE * float(self.tw.lc.scale) / DEFAULT_SCALE) if scale < 1: return self.tw.lc.filepath = None dsobject = None if os.path.exists(media[6:]): # is it a path? self.tw.lc.filepath = media[6:] elif self.tw.running_sugar: # is it a datastore object? from sugar.datastore import datastore try: dsobject = datastore.get(media[6:]) except: debug_output("Couldn't open skin %s" % (media[6:]), self.tw.running_sugar) if dsobject is not None: self.tw.lc.filepath = dsobject.file_path if self.tw.lc.filepath == None: self.tw.showlabel('nojournal', self.tw.lc.filepath) return pixbuf = None try: pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(self.tw.lc.filepath, scale, scale) except: self.tw.showlabel('nojournal', self.tw.lc.filepath) debug_output("Couldn't open skin %s" % (self.tw.lc.filepath), self.tw.running_sugar) if pixbuf is not None: self.tw.active_turtle.set_shapes([pixbuf]) pen_state = self.tw.active_turtle.get_pen_state() if pen_state: self.tw.canvas.setpen(False) self.tw.canvas.forward(0) if pen_state: self.tw.canvas.setpen(True) def _prim_save_picture(self, name): """ Save canvas to file as PNG """ self.tw.save_as_image(name) def _prim_save_svg(self, name): """ Save SVG to file """ self.tw.canvas.svg_close() self.tw.save_as_image(name, svg=True) def _prim_speak(self, text): """ Speak text """ if type(text) == float and int(text) == text: text = int(text) lang = os.environ['LANG'][0:2] if lang in VOICES: language_option = '-v ' + VOICES[lang] else: language_option = '' os.system('espeak %s "%s" --stdout | aplay' % ( language_option, str(text))) if self.tw.sharing(): if language_option == '': event = 'S|%s' % (data_to_string([self.tw.nick, 'None', text])) else: event = 'S|%s' % (data_to_string([self.tw.nick, language_option, text])) self.tw.send_event(event) def _prim_sinewave(self, pitch, amplitude, duration): """ Create a Csound score to play a sine wave. """ self.orchlines = [] self.scorelines = [] self.instrlist = [] try: pitch = abs(float(pitch)) amplitute = abs(float(amplitude)) duration = abs(float(duration)) except ValueError: self.tw.lc.stop_logo() raise logoerror("#notanumber") self._play_sinewave(pitch, amplitude, duration) if self.tw.running_sugar: path = os.path.join(get_path(self.tw.activity, 'instance'), 'tmp.csd') else: path = os.path.join('/tmp', 'tmp.csd') # Create a csound file from the score. self._audio_write(path) # Play the csound file. os.system('csound ' + path + ' > /dev/null 2>&1') def _play_sinewave(self, pitch, amplitude, duration, starttime=0, pitch_envelope=99, amplitude_envelope=100, instrument=1): pitenv = pitch_envelope ampenv = amplitude_envelope if not 1 in self.instrlist: self.orchlines.append("instr 1\n") self.orchlines.append("kpitenv oscil 1, 1/p3, p6\n") self.orchlines.append("aenv oscil 1, 1/p3, p7\n") self.orchlines.append("asig oscil p5*aenv, p4*kpitenv, p8\n") self.orchlines.append("out asig\n") self.orchlines.append("endin\n\n") self.instrlist.append(1) self.scorelines.append("i1 %s %s %s %s %s %s %s\n" % ( str(starttime), str(duration), str(pitch), str(amplitude), str(pitenv), str(ampenv), str(instrument))) def _audio_write(self, file): """ Compile a .csd file. """ csd = open(file, "w") csd.write("\n\n") csd.write("\n") csd.write("-+rtaudio=alsa -odevaudio -m0 -d -b256 -B512\n") csd.write("\n\n") csd.write("\n\n") csd.write("sr=16000\n") csd.write("ksmps=50\n") csd.write("nchnls=1\n\n") for line in self.orchlines: csd.write(line) csd.write("\n\n\n") csd.write("\n\n") csd.write("f1 0 2048 10 1\n") csd.write("f2 0 2048 10 1 0 .33 0 .2 0 .143 0 .111\n") csd.write("f3 0 2048 10 1 .5 .33 .25 .2 .175 .143 .125 .111 .1\n") csd.write("f10 0 2048 10 1 0 0 .3 0 .2 0 0 .1\n") csd.write("f99 0 2048 7 1 2048 1\n") csd.write("f100 0 2048 7 0. 10 1. 1900 1. 132 0.\n") csd.write(self.scorelines.pop()) csd.write("e\n") csd.write("\n\n") csd.write("\n") csd.close() def _prim_mouse_button(self): """ Return 1 if mouse button is pressed """ if self.tw.mouse_flag == 1: return 1 else: return 0 def _prim_see(self): """ Read r, g, b from the canvas and return a corresponding palette color """ r, g, b, a = self.tw.canvas.get_pixel() color_index = self.tw.canvas.get_color_index(r, g, b) self.tw.lc.update_label_value('see', color_index) return color_index def _prim_setscale(self, scale): """ Set the scale used by the show block """ self.tw.lc.scale = scale self.tw.lc.update_label_value('scale', scale) def _prim_show(self, string, center=False): """ Show is the general-purpose media-rendering block. """ if type(string) == str or type(string) == unicode: if string in ['media_', 'descr_', 'audio_', 'video_', 'media_None', 'descr_None', 'audio_None', 'video_None']: pass elif string[0:6] in ['media_', 'descr_', 'audio_', 'video_']: self.tw.lc.filepath = None self.tw.lc.pixbuf = None # Camera writes directly to pixbuf self.tw.lc.dsobject = None if string[6:].lower() in media_blocks_dictionary: media_blocks_dictionary[string[6:].lower()]() elif os.path.exists(string[6:]): # is it a path? self.tw.lc.filepath = string[6:] elif self.tw.running_sugar: # is it a datastore object? from sugar.datastore import datastore try: self.tw.lc.dsobject = datastore.get(string[6:]) except: debug_output("Couldn't find dsobject %s" % ( string[6:]), self.tw.running_sugar) if self.tw.lc.dsobject is not None: self.tw.lc.filepath = self.tw.lc.dsobject.file_path if self.tw.lc.pixbuf is not None: self.tw.lc.insert_image(center=center, pixbuf=True) elif self.tw.lc.filepath is None: if self.tw.lc.dsobject is not None: self.tw.showlabel('nojournal', self.tw.lc.dsobject.metadata['title']) else: self.tw.showlabel('nojournal', string[6:]) debug_output("Couldn't open %s" % (string[6:]), self.tw.running_sugar) elif string[0:6] == 'media_': self.tw.lc.insert_image(center=center) elif string[0:6] == 'descr_': mimetype = None if self.tw.lc.dsobject is not None and \ 'mime_type' in self.tw.lc.dsobject.metadata: mimetype = self.tw.lc.dsobject.metadata['mime_type'] description = None if self.tw.lc.dsobject is not None and \ 'description' in self.tw.lc.dsobject.metadata: description = self.tw.lc.dsobject.metadata[ 'description'] self.tw.lc.insert_desc(mimetype, description) elif string[0:6] == 'audio_': self.tw.lc.play_sound() elif string[0:6] == 'video_': self.tw.lc.play_video() if self.tw.lc.dsobject is not None: self.tw.lc.dsobject.destroy() else: # assume it is text to display x, y = self.tw.lc.x2tx(), self.tw.lc.y2ty() if center: y -= self.tw.canvas.textsize self.tw.canvas.draw_text(string, x, y, int(self.tw.canvas.textsize * \ self.tw.lc.scale / 100.), self.tw.canvas.width - x) elif type(string) == float or type(string) == int: string = round_int(string) x, y = self.tw.lc.x2tx(), self.tw.lc.y2ty() if center: y -= self.tw.canvas.textsize self.tw.canvas.draw_text(string, x, y, int(self.tw.canvas.textsize * \ self.tw.lc.scale / 100.), self.tw.canvas.width - x) def _prim_showlist(self, sarray): """ Display list of media objects """ x = self.tw.canvas.xcor / self.tw.coord_scale y = self.tw.canvas.ycor / self.tw.coord_scale for s in sarray: self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(s) y -= int(self.tw.canvas.textsize * self.tw.lead) def _prim_time(self): """ Number of seconds since program execution has started or clean (prim_clear) block encountered """ elapsed_time = int(time() - self.tw.lc.start_time) self.tw.lc.update_label_value('time', elapsed_time) return elapsed_time def _prim_hideblocks(self): """ hide blocks and show showblocks button """ self.tw.hideblocks() if self.tw.running_sugar: self.tw.activity.stop_turtle_button.set_icon("hideshowoff") self.tw.activity.stop_turtle_button.set_tooltip(_('Show blocks')) def _prim_showblocks(self): """ show blocks and show stop turtle button """ self.tw.showblocks() if self.tw.running_sugar: self.tw.activity.stop_turtle_button.set_icon("stopiton") self.tw.activity.stop_turtle_button.set_tooltip(_('Stop turtle')) # Deprecated blocks def _prim_t1x1(self, title, media): """ title, one image, and description """ xo = self.tw.calc_position('t1x1')[2] x = -(self.tw.canvas.width / 2) + xo y = self.tw.canvas.height / 2 self.tw.canvas.setxy(x, y, pendown=False) # save the text size so we can restore it later save_text_size = self.tw.canvas.textsize # set title text self.tw.canvas.settextsize(self.title_height) self._prim_show(title) # calculate and set scale for media blocks myscale = 45 * (self.tw.canvas.height - self.title_height * 2) \ / self.tw.canvas.height self._prim_setscale(myscale) # set body text size self.tw.canvas.settextsize(self.tw.lc.body_height) # render media object # leave some space below the title y -= int(self.title_height * 2 * self.tw.lead) self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media) if self.tw.running_sugar: x = 0 self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media.replace('media_', 'descr_')) # restore text size self.tw.canvas.settextsize(save_text_size) def _prim_t2x1(self, title, media1, media2): """ title, two images (horizontal), two descriptions """ xo = self.tw.calc_position('t2x1')[2] x = -(self.tw.canvas.width / 2) + xo y = self.tw.canvas.height / 2 self.tw.canvas.setxy(x, y, pendown=False) # save the text size so we can restore it later save_text_size = self.tw.canvas.textsize # set title text self.tw.canvas.settextsize(self.title_height) self._prim_show(title) # calculate and set scale for media blocks myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \ self.tw.canvas.height self._prim_setscale(myscale) # set body text size self.tw.canvas.settextsize(self.tw.lc.body_height) # render four quadrents # leave some space below the title y -= int(self.title_height * 2 * self.tw.lead) self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1) x = 0 self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media2) y = -self.title_height if self.tw.running_sugar: self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media2.replace('media_', 'descr_')) x = -(self.tw.canvas.width / 2) + xo self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1.replace('media_', 'descr_')) # restore text size self.tw.canvas.settextsize(save_text_size) def _prim_t1x2(self, title, media1, media2): """ title, two images (vertical), two desciptions """ xo = self.tw.calc_position('t1x2')[2] x = -(self.tw.canvas.width / 2) + xo y = self.tw.canvas.height / 2 self.tw.canvas.setxy(x, y, pendown=False) # save the text size so we can restore it later save_text_size = self.tw.canvas.textsize # set title text self.tw.canvas.settextsize(self.title_height) self._prim_show(title) # calculate and set scale for media blocks myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \ self.tw.canvas.height self._prim_setscale(myscale) # set body text size self.tw.canvas.settextsize(self.tw.lc.body_height) # render four quadrents # leave some space below the title y -= int(self.title_height * 2 * self.tw.lead) self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1) if self.tw.running_sugar: x = 0 self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1.replace('media_', 'descr_')) y = -self.title_height self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media2.replace('media_', 'descr_')) x = -(self.tw.canvas.width / 2) + xo self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media2) # restore text size self.tw.canvas.settextsize(save_text_size) def _prim_t2x2(self, title, media1, media2, media3, media4): """ title and four images """ xo = self.tw.calc_position('t2x2')[2] x = -(self.tw.canvas.width / 2) + xo y = self.tw.canvas.height / 2 self.tw.canvas.setxy(x, y, pendown=False) # save the text size so we can restore it later save_text_size = self.tw.canvas.textsize # set title text self.tw.canvas.settextsize(self.title_height) self._prim_show(title) # calculate and set scale for media blocks myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \ self.tw.canvas.height self._prim_setscale(myscale) # set body text size self.tw.canvas.settextsize(self.tw.lc.body_height) # render four quadrents # leave some space below the title y -= int(self.title_height * 2 * self.tw.lead) self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1) x = 0 self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media2) y = -self.title_height self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media4) x = -(self.tw.canvas.width / 2) + xo self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media3) # restore text size self.tw.canvas.settextsize(save_text_size) def _prim_t1x1a(self, title, media1): """ title, one media object """ xo = self.tw.calc_position('t1x1a')[2] x = -(self.tw.canvas.width / 2) + xo y = self.tw.canvas.height / 2 self.tw.canvas.setxy(x, y, pendown=False) # save the text size so we can restore it later save_text_size = self.tw.canvas.textsize # set title text self.tw.canvas.settextsize(self.title_height) self._prim_show(title) # calculate and set scale for media blocks myscale = 90 * (self.tw.canvas.height - self.title_height * 2) / \ self.tw.canvas.height self._prim_setscale(myscale) # set body text size self.tw.canvas.settextsize(self.tw.lc.body_height) # render media object # leave some space below the title y -= int(self.title_height * 2 * self.tw.lead) self.tw.canvas.setxy(x, y, pendown=False) self._prim_show(media1) # restore text size self.tw.canvas.settextsize(save_text_size) def _prim_write(self, string, fsize): """ Write string at size """ x = self.tw.canvas.width / 2 + int(self.tw.canvas.xcor) y = self.tw.canvas.height / 2 - int(self.tw.canvas.ycor) self.tw.canvas.draw_text(string, x, y - 15, int(fsize), self.tw.canvas.width)