diff options
Diffstat (limited to 'TurtleArt/tautils.py')
| -rw-r--r-- | TurtleArt/tautils.py | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/TurtleArt/tautils.py b/TurtleArt/tautils.py index dcbcf65..4bb4571 100644 --- a/TurtleArt/tautils.py +++ b/TurtleArt/tautils.py @@ -469,230 +469,6 @@ def collapse_clamp(top, transform=True): return -# Deprecated: Collapsible stacks live between 'sandwichtop' and -# 'sandwichbottom' blocks - - -def reset_stack_arm(top): - ''' When we undock, retract the 'arm' that extends from 'sandwichtop'. ''' - if top is not None and top.name in ['sandwichtop', 'sandwichtop_no_label']: - if top.ey > 0: - top.reset_y() - top.svg.set_hide(False) - top.refresh() - - -def grow_stack_arm(top): - ''' When we dock, grow an 'arm' from 'sandwichtop'. ''' - if top is not None and top.name in ['sandwichtop', 'sandwichtop_no_label']: - bot = find_sandwich_bottom(top) - if bot is None: - return - if top.ey > 0: - top.reset_y() - ty = top.spr.get_xy()[1] - th = top.spr.get_dimensions()[1] - by = bot.spr.get_xy()[1] - dy = by - (ty + th) - if dy > 0: - top.expand_in_y(dy / top.scale) - top.svg.set_hide(True) - top.refresh() - - -def find_sandwich_top(blk): - ''' Find the sandwich top above this block. ''' - # Always follow the main branch of a flow: the first connection. - cblk = blk.connections[0] - while cblk is not None: - if cblk.name in COLLAPSIBLE: - return None - if cblk.name in ['repeat', 'if', 'ifelse', 'forever', 'while']: - if blk != cblk.connections[len(cblk.connections) - 1]: - return None - if cblk.name in SANDWICHES: - return cblk - blk = cblk - cblk = cblk.connections[0] - return None - - -def find_sandwich_bottom(blk): - ''' Find the sandwich bottom below this block. ''' - # Always follow the main branch of a flow: the last connection. - cblk = blk.connections[len(blk.connections) - 1] - while cblk is not None: - if cblk.name in SANDWICHES: - return None - if cblk.name in COLLAPSIBLE: - return cblk - cblk = cblk.connections[len(cblk.connections) - 1] - return None - - -def find_sandwich_top_below(blk): - ''' Find the sandwich top below this block. ''' - if blk.name in SANDWICHES: - return blk - # Always follow the main branch of a flow: the last connection. - cblk = blk.connections[len(blk.connections) - 1] - while cblk is not None: - if cblk.name in SANDWICHES: - return cblk - cblk = cblk.connections[len(cblk.connections) - 1] - return None - - -def restore_stack(top): - ''' Restore the blocks between the sandwich top and sandwich bottom. ''' - group = find_group(top.connections[len(top.connections) - 1]) - hit_bottom = False - bot = find_sandwich_bottom(top) - for gblk in group: - if not hit_bottom and gblk == bot: - hit_bottom = True - if len(gblk.values) == 0: - gblk.values.append(0) - else: - gblk.values[0] = 0 - olddx = gblk.docks[1][2] - olddy = gblk.docks[1][3] - # Replace 'sandwichcollapsed' shape with 'sandwichbottom' shape - gblk.name = 'sandwichbottom' - gblk.spr.set_label(' ', 1) - gblk.svg.set_show(False) - gblk.svg.set_hide(True) - gblk.refresh() - # Redock to previous block in group - you = gblk.connections[0] - (yx, yy) = you.spr.get_xy() - yd = you.docks[len(you.docks) - 1] - (bx, by) = gblk.spr.get_xy() - dx = yx + yd[2] - gblk.docks[0][2] - bx - dy = yy + yd[3] - gblk.docks[0][3] - by - gblk.spr.move_relative((dx, dy)) - # Since the shapes have changed, the dock positions have too. - dx += gblk.docks[1][2] - olddx - dy += gblk.docks[1][3] - olddy - else: - if not hit_bottom: - gblk.spr.restore() - gblk.status = None - else: - gblk.spr.move_relative((dx, dy)) - # Add 'sandwichtop' arm - if top.name == 'sandwichtop_no_arm': - top.name = 'sandwichtop' - else: - top.name = 'sandwichtop_no_label' - top.spr.set_label(' ', 1) - top.resize() - top.refresh() - grow_stack_arm(top) - - -def uncollapse_forks(top, looping=False): - ''' From the top, find and restore any collapsible stacks on forks. ''' - if top == None: - return - if looping and top.name in ['sandwichtop_no_arm', - 'sandwichtop_no_arm_no_label']: - restore_stack(top) - return - if len(top.connections) == 0: - return - cblk = top.connections[len(top.connections) - 1] - while cblk is not None: - if cblk.name in COLLAPSIBLE: - return - if cblk.name in ['sandwichtop_no_arm', 'sandwichtop_no_arm_no_label']: - restore_stack(cblk) - return - # Follow a fork - if cblk.name in ['repeat', 'if', 'ifelse', 'forever', 'while', - 'until']: - top = find_sandwich_top_below( - cblk.connections[len(cblk.connections) - 2]) - if top is not None: - uncollapse_forks(top, True) - if cblk.name == 'ifelse': - top = find_sandwich_top_below( - cblk.connections[len(cblk.connections) - 3]) - if top is not None: - uncollapse_forks(top, True) - cblk = cblk.connections[len(cblk.connections) - 1] - return - - -def collapse_stack(top): - ''' Hide all the blocks between the sandwich top and sandwich bottom. ''' - # First uncollapse any nested stacks - if top == None or top.spr == None: - return - - uncollapse_forks(top) - hit_bottom = False - bot = find_sandwich_bottom(top) - group = find_group(top.connections[len(top.connections) - 1]) - for gblk in group: - if not hit_bottom and gblk == bot: - hit_bottom = True - # Replace 'sandwichbottom' with invisible 'sandwichcollapsed' - if len(gblk.values) == 0: - gblk.values.append(1) - else: - gblk.values[0] = 1 - olddx = gblk.docks[1][2] - olddy = gblk.docks[1][3] - gblk.name = 'sandwichcollapsed' - gblk.resize() - you = find_sandwich_top(gblk) - (yx, yy) = you.spr.get_xy() - yd = you.docks[len(you.docks) - 1] - (bx, by) = gblk.spr.get_xy() - dx = yx + yd[2] - gblk.docks[0][2] - bx - dy = yy + yd[3] - gblk.docks[0][3] - by - gblk.spr.move_relative((dx, dy)) - # Since the shapes have changed, the dock positions have too. - dx += gblk.docks[1][2] - olddx - dy += gblk.docks[1][3] - olddy - else: - if not hit_bottom: - gblk.spr.hide() - gblk.status = 'collapsed' - else: - gblk.spr.move_relative((dx, dy)) - # Remove 'sandwichtop' arm - if top.name == 'sandwichtop' or top.name == 'sandwichtop_no_arm': - top.name = 'sandwichtop_no_arm' - else: - top.name = 'sandwichtop_no_arm_no_label' - top.spr.set_label(' ') - top.spr.set_label(' ', 1) - top.resize() - top.spr.set_label(_('click to open'), 1) - top.resize() - top.svg.set_hide(False) - top.refresh() - - -def collapsed(blk): - ''' Is this stack collapsed? ''' - if blk is not None and blk.name in COLLAPSIBLE and\ - len(blk.values) == 1 and blk.values[0] != 0: - return True - return False - - -def collapsible(blk): - ''' Can this stack be collapsed? ''' - if blk is None or blk.name not in COLLAPSIBLE: - return False - if find_sandwich_top(blk) is None: - return False - return True - - def hide_button_hit(spr, x, y): ''' Did the sprite's hide (contract) button get hit? ''' red, green, blue, alpha = spr.get_pixel((x, y)) |