diff options
Diffstat (limited to 'TurtleArt/tablock.py')
| -rw-r--r-- | TurtleArt/tablock.py | 138 |
1 files changed, 118 insertions, 20 deletions
diff --git a/TurtleArt/tablock.py b/TurtleArt/tablock.py index ff392e0..81bdd2a 100644 --- a/TurtleArt/tablock.py +++ b/TurtleArt/tablock.py @@ -24,7 +24,8 @@ import cairo from taconstants import (EXPANDABLE, EXPANDABLE_ARGS, OLD_NAMES, CONSTANTS, STANDARD_STROKE_WIDTH, BLOCK_SCALE, BOX_COLORS, - GRADIENT_COLOR, EXPANDABLE_FLOW, COLORDICT) + GRADIENT_COLOR, EXPANDABLE_FLOW, Color, + MEDIA_BLOCK2TYPE, BLOCKS_WITH_SKIN) from tapalette import (palette_blocks, block_colors, expandable_blocks, content_blocks, block_names, block_primitives, block_styles, special_block_colors) @@ -34,6 +35,36 @@ import sprites from tautils import (debug_output, error_output) +media_blocks_dictionary = {} # new media blocks get added here + +class Media(object): + """ Media objects can be images, audio files, videos, Journal + descriptions, or camera snapshots. """ + + ALL_TYPES = ('media', 'audio', 'video', 'descr', 'camera', 'camera1') + + def __init__(self, type_, value=None): + """ + type_ --- a string that indicates the kind of media: + media --- image + audio --- audio file + video --- video + descr --- Journal description + camera, camera1 --- camera snapshot + value --- a file path or a reference to a Sugar datastore object """ + if type_ not in Media.ALL_TYPES: + raise ValueError("Media.type must be one of " + + repr(Media.ALL_TYPES)) + self.type = type_ + self.value = value + + def __str__(self): + return '%s_%s' % (self.type, str(self.value)) + + def __repr__(self): + return 'Media(type=%s, value=%s)' % (repr(self.type), repr(self.value)) + + class Blocks: """ A class for the list of blocks and everything they share in common """ @@ -152,7 +183,7 @@ class Block: trash -- block in the trash """ def __init__(self, block_list, sprite_list, name, x, y, type='block', - values=[], scale=BLOCK_SCALE[0], + values=None, scale=BLOCK_SCALE[0], colors=['#A0A0A0', '#808080']): self.block_list = block_list @@ -178,7 +209,7 @@ class Block: self._visible = True self.unknown = False # Block is of unknown style - self.block_methods = { + self._block_methods = { 'basic-style': self._make_basic_style, 'blank-style': self._make_blank_style, 'basic-style-head': self._make_basic_style_head, @@ -210,6 +241,7 @@ class Block: 'clamp-style-collapsed': self._make_clamp_style_collapsed, 'clamp-style-1arg': self._make_clamp_style_1arg, 'clamp-style-boolean': self._make_clamp_style_boolean, + 'clamp-style-until': self._make_clamp_style_until, 'clamp-style-else': self._make_clamp_style_else, 'flow-style-tail': self._make_flow_style_tail, 'portfolio-style-2x2': self._make_portfolio_style_2x2, @@ -224,8 +256,9 @@ class Block: self.font_size[i] *= self.scale * \ self.block_list.font_scale_factor - for v in (values): - self.values.append(v) + if values is not None: + for v in (values): + self.values.append(v) # If there is already a block with the same name, reuse it copy_block = None @@ -241,6 +274,13 @@ class Block: self.block_list.append_to_list(self) + def __repr__(self): + if self.is_value_block(): + name = self.get_value() + else: + name = self.name + return 'Block(%s)' % (repr(name)) + def get_visibility(self): ''' Should block be visible on the palette? ''' return self._visible @@ -277,6 +317,44 @@ class Block: return False return True + def is_value_block(self): + """ Return True iff this block is a value block (numeric, string, + media, etc.) """ + return self.primitive is None and self.values + + def get_value(self, add_type_prefix=True): + """ Return the value stored in this value block or None if this is + not a value block + add_type_prefix -- prepend a prefix to indicate the type of the + 'raw' value """ + if not self.is_value_block(): + return None + + if self.name == 'number': + try: + return float(self.values[0]) + except ValueError: + return float(ord(self.values[0][0])) + elif (self.name == 'string' or + self.name == 'title'): # deprecated block + if add_type_prefix: + result = '#s' + else: + result = '' + if isinstance(self.values[0], (float, int)): + if int(self.values[0]) == self.values[0]: + self.values[0] = int(self.values[0]) + result += str(self.values[0]) + else: + result += self.values[0] + return result + elif self.name in MEDIA_BLOCK2TYPE: + return Media(MEDIA_BLOCK2TYPE[self.name], self.values[0]) + elif self.name in media_blocks_dictionary: + return Media('media', self.name.upper()) + else: + return None + def highlight(self): """ We may want to highlight a block... """ if self.spr is not None and self.status is not 'collapsed': @@ -529,13 +607,12 @@ class Block: else: self._set_labels(i, str(v)) elif self.type == 'block' and self.name in CONSTANTS: - if CONSTANTS[self.name] in COLORDICT: - v = COLORDICT[CONSTANTS[self.name]][0] - if v is None: - v = COLORDICT[CONSTANTS[self.name]][1] + if isinstance(CONSTANTS[self.name], Color): + v = int(CONSTANTS[self.name]) else: v = CONSTANTS[self.name] - self._set_labels(0, block_names[self.name][0] + ' = ' + str(v)) + if self.name not in BLOCKS_WITH_SKIN: + self._set_labels(0, block_names[self.name][0] + ' = ' + str(v)) elif self.name in block_names: for i, n in enumerate(block_names[self.name]): @@ -561,11 +638,11 @@ class Block: if n == 0: n = 1 # Force a scale to be set, even if there is no value. else: + n = 0 if self.name in block_names: n = len(block_names[self.name]) - else: + elif self.name not in BLOCKS_WITH_SKIN: debug_output('WARNING: unknown block name %s' % (self.name)) - n = 0 for i in range(n): if i > 0: size = int(self.font_size[1] + 0.5) @@ -604,7 +681,8 @@ class Block: y = self.docks[1][3] - int(int(self.font_size[0] * 1.3)) self.spr.set_label_attributes(int(self.font_size[0] + 0.5), True, 'right', y_pos=y, i=0) - elif self.name in block_styles['clamp-style-boolean']: + elif self.name in block_styles['clamp-style-boolean'] or \ + self.name in block_styles['clamp-style-until']: y = self.docks[1][3] - int(int(self.font_size[0] * 1.3)) self.spr.set_label_attributes(int(self.font_size[0] + 0.5), True, 'right', y_pos=y, i=0) @@ -634,19 +712,18 @@ class Block: self._right = 0 self._bottom = 0 self.svg.set_stroke_width(STANDARD_STROKE_WIDTH) - self.svg.clear_docks() if isinstance(self.name, unicode): self.name = self.name.encode('utf-8') for k in block_styles.keys(): if self.name in block_styles[k]: - if isinstance(self.block_methods[k], list): - self.block_methods[k][0](svg, self.block_methods[k][1], - self.block_methods[k][2]) + if isinstance(self._block_methods[k], list): + self._block_methods[k][0](svg, self._block_methods[k][1], + self._block_methods[k][2]) else: - self.block_methods[k](svg) + self._block_methods[k](svg) return error_output('ERROR: block type not found %s' % (self.name)) - self.block_methods['blank-style'](svg) + self._block_methods['blank-style'](svg) self.unknown = True def _set_colors(self, svg): @@ -973,7 +1050,7 @@ class Block: self._make_block_graphics(svg, self.svg.basic_block) self.docks = [['flow', True, self.svg.docks[0][0], self.svg.docks[0][1]], - ['unavailable', True, 0, self.svg.docks[0][1] + 10, '['], + ['flow', True, 0, self.svg.docks[0][1] + 10, '['], ['flow', False, self.svg.docks[1][0], self.svg.docks[1][1], ']']] @@ -1011,6 +1088,25 @@ class Block: ['flow', False, self.svg.docks[4][0], self.svg.docks[4][1], ']']] + def _make_clamp_style_until(self, svg, extend_x=0, extend_y=4): + self.svg.expand(self.dx + self.ex + extend_x, self.ey + extend_y, + 0, self.ey2) + self.svg.set_slot(True) + self.svg.set_tab(True) + self.svg.set_boolean(True) + self.svg.second_clamp(False) + self._make_block_graphics(svg, self.svg.clamp_until) + # Dock positions are flipped + self.docks = [['flow', True, self.svg.docks[0][0], + self.svg.docks[0][1]], + ['bool', False, self.svg.docks[3][0], + self.svg.docks[3][1]], + ['flow', False, self.svg.docks[1][0], + self.svg.docks[1][1], '['], + # Skip bottom of clamp + ['flow', False, self.svg.docks[4][0], + self.svg.docks[4][1], ']']] + def _make_clamp_style_else(self, svg, extend_x=0, extend_y=4): self.svg.expand(self.dx + self.ex + extend_x, self.ey + extend_y, self.dx + self.ex + extend_x, self.ey2 + extend_y) @@ -1119,6 +1215,7 @@ class Block: def _make_block_graphics(self, svg, function, arg=None): self._set_colors(svg) self.svg.set_gradient(True, GRADIENT_COLOR) + self.svg.clear_docks() if arg is None: pixbuf = svg_str_to_pixbuf(function()) else: @@ -1128,6 +1225,7 @@ class Block: self.shapes[0] = _pixbuf_to_cairo_surface(pixbuf, self.width, self.height) self.svg.set_gradient(False) + self.svg.clear_docks() if arg is None: pixbuf = svg_str_to_pixbuf(function()) else: |