diff options
Diffstat (limited to 'TurtleArt/tawindow.py')
| -rw-r--r-- | TurtleArt/tawindow.py | 132 |
1 files changed, 128 insertions, 4 deletions
diff --git a/TurtleArt/tawindow.py b/TurtleArt/tawindow.py index 948f1f4..5d8f715 100644 --- a/TurtleArt/tawindow.py +++ b/TurtleArt/tawindow.py @@ -58,13 +58,14 @@ from taconstants import (HORIZONTAL_PALETTE, VERTICAL_PALETTE, BLOCK_SCALE, PYTHON_SKIN, PALETTE_HEIGHT, STATUS_LAYER, OLD_DOCK, EXPANDABLE_ARGS, XO1, XO15, XO175, XO30, XO4, TITLEXY, CONTENT_ARGS, CONSTANTS, EXPAND_SKIN, PROTO_LAYER, - EXPANDABLE_FLOW, SUFFIX, TMP_SVG_PATH, Color) + EXPANDABLE_FLOW, SUFFIX, TMP_SVG_PATH, Color, + KEY_DICT) from tapalette import (palette_names, palette_blocks, expandable_blocks, block_names, content_blocks, default_values, special_names, block_styles, help_strings, hidden_proto_blocks, string_or_number_args, make_palette, palette_name_to_index, - palette_init_on_start) + palette_init_on_start, palette_i18n_names) from talogo import (LogoCode, primitive_dictionary, logoerror) from tacanvas import TurtleGraphics from tablock import (Blocks, Block, Media, media_blocks_dictionary) @@ -170,6 +171,7 @@ class TurtleArtWindow(): self._autohide_shape = True self.keypress = '' self.keyvalue = 0 + self.keyboard = 0 self._focus_out_id = None self._insert_text_id = None self._text_to_check = False @@ -420,7 +422,7 @@ class TurtleArtWindow(): # If setup fails, remove the plugin from the list self.turtleart_plugins.remove(plugin) - def _start_plugins(self): + def start_plugins(self): ''' Start is called everytime we execute blocks. ''' for plugin in self.turtleart_plugins: if hasattr(plugin, 'start'): @@ -1487,6 +1489,18 @@ class TurtleArtWindow(): self.button_press(event.get_state() & gtk.gdk.CONTROL_MASK, x, y) return True + def get_mouse_flag(self): + return self.mouse_flag + + def get_mouse_button(self): + return self.mouse_flag == 1 + + def get_mouse_x(self): + return int(self.mouse_x - (self.canvas.width / 2)) + + def get_mouse_y(self): + return int((self.canvas.height / 2) - self.mouse_y) + def button_press(self, mask, x, y): if self.running_sugar: self._show_unfullscreen_button() @@ -3176,7 +3190,7 @@ before making changes to your program')) if self.canvas.cr_svg is None: self.canvas.setup_svg_surface() self.running_blocks = True - self._start_plugins() # Let the plugins know we are running. + self.start_plugins() # Let the plugins know we are running. top = find_top_block(blk) code = self.lc.generate_code(top, self.just_blocks()) self.lc.run_blocks(code) @@ -3603,6 +3617,19 @@ before making changes to your program')) return True + def get_keyboard_input(self): + """ Query keyboard and update cached keyboard input """ + if len(self.keypress) == 1: + self.keyboard = ord(self.keypress[0]) + elif self.keypress in KEY_DICT: + self.keyboard = KEY_DICT[self.keypress] + else: + self.keyboard = 0 + + def get_keyboard(self): + """ Return cached keyboard input """ + return self.keyboard + def _process_keyboard_commands(self, keyname, block_flag=True): ''' Use the keyboard to move blocks and turtle ''' mov_dict = {'KP_Up': [0, 20], 'j': [0, 20], 'Up': [0, 20], @@ -4803,3 +4830,100 @@ variable')) (b1x, b1y) = block1.spr.get_xy() (b2x, b2y) = block2.spr.get_xy() return ((b1x + d1x) - (b2x + d2x), (b1y + d1y) - (b2y + d2y)) + + def prim_load_block(self, *args): + ''' Load a block on to the canvas ''' + # Place the block at the active turtle (x, y) and move the turtle + # into position to place the next block in the stack. + # TODO: Add expandable argument, media block arguments + name = args[0] + pos = self.turtles.get_active_turtle().get_xy() + values = [] + for i in range(len(args) - 1): + values.append(args[i + 1]) + if len(values) > 0: + dy = int(self._find_block(name, pos[0], pos[1], values)) + else: + if name == 'delete': + for blk in self.just_blocks(): + if blk.status == 'load block': + blk.type = 'trash' + blk.spr.hide() + dy = 0 + else: + dy = int(self._find_block(name, pos[0], pos[1])) + + # Reposition turtle to end of flow + pos = self.turtles.get_active_turtle().get_xy() + pos[1] -= dy + self.turtles.get_active_turtle().move_turtle(pos) + + def _make_block(self, name, x, y, defaults): + if defaults is None: + self._new_block(name, x, y, defaults) + else: + for i, v in enumerate(defaults): + if isinstance(v, float) and int(v) == v: + defaults[i] = int(v) + self._new_block(name, x, y, defaults) + + # Find the block we just created and attach it to a stack. + self.drag_group = None + spr = self.sprite_list.find_sprite((x, y)) + if spr is not None: + blk = self.block_list.spr_to_block(spr) + if blk is not None: + self.drag_group = find_group(blk) + for b in self.drag_group: + b.status = 'load block' + self._snap_to_dock() + + # Disassociate new block from mouse. + self.drag_group = None + return blk.docks[-1][3] + + def _find_block(self, blkname, x, y, defaults=None): + """ Create a new block. It is a bit more work than just calling + _new_block(). We need to: + (1) translate the label name into the internal block name; + (2) 'dock' the block onto a stack where appropriate; and + (3) disassociate the new block from the mouse. """ + x, y = self.turtles.turtle_to_screen_coordinates((x, y)) + for name in block_names: + # Translate label name into block/prim name. + if blkname in block_names[name]: # block label is an array + # print 'found a match', blkname, name, block_names[name] + if name in content_blocks or \ + (name in block_primitives and + block_primitives[name] == name): + # print '_make_block', blkname, name + return self._make_block(name, x, y, defaults) + elif blkname in block_names: + # print '_make_block', blkname + return self._make_block(blkname, x, y, defaults) + for name in special_names: + # Translate label name into block/prim name. + if blkname in special_names[name]: + return self._make_block(name, x, y, defaults) + # Check for a macro + if blkname in MACROS: + self.new_macro(blkname, x, y) + return 0 # Fix me: calculate flow position + # Block not found + raise logoerror("#syntaxerror") + return -1 + + def prim_load_palette(self, arg): + ''' Select a palette ''' + if type(arg) in [int, float]: + if int(arg) < 0 or int(arg) > len(palette_names): + raise logoerror("#syntaxerror") + else: + self.show_toolbar_palette(int(arg)) + else: + if type(arg) == unicode: + arg = arg.encode('utf-8') + if arg in palette_names or arg in palette_i18n_names: + self.show_toolbar_palette(palette_name_to_index(arg)) + else: + raise logoerror("#syntaxerror") |