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from typing import List, Union, Tuple
from qtpy.QtGui import QTextCursor
from qtpy.QtCore import QPointF
try:
from qtpy.QtWidgets import QUndoCommand
except:
from qtpy.QtGui import QUndoCommand
from .textitem import TextBlkItem, TextBlock
from .textedit_area import TransTextEdit, SourceTextEdit
from utils.fontformat import FontFormat
import utils.config as C
from .misc import doc_replace, doc_replace_no_shift
from .texteditshapecontrol import TextBlkShapeControl
from .page_search_widget import PageSearchWidget, Matched
from utils.proj_imgtrans import ProjImgTrans
from .scene_textlayout import PUNSET_HALF
def propagate_user_edit(src_edit: Union[TransTextEdit, TextBlkItem], target_edit: Union[TransTextEdit, TextBlkItem], pos: int, added_text: str, joint_previous: bool = False):
ori_count = target_edit.document().characterCount()
new_count = src_edit.document().characterCount()
removed = ori_count + len(added_text) - new_count
cursor = target_edit.textCursor()
cursor.setPosition(pos)
if joint_previous:
cursor.joinPreviousEditBlock()
else:
cursor.beginEditBlock()
if removed > 0:
cursor.setPosition(pos + removed, QTextCursor.MoveMode.KeepAnchor)
cursor.insertText(added_text)
cursor.endEditBlock()
target_edit.old_undo_steps = target_edit.document().availableUndoSteps()
class MoveBlkItemsCommand(QUndoCommand):
def __init__(self, items: List[TextBlkItem], shape_ctrl: TextBlkShapeControl):
super(MoveBlkItemsCommand, self).__init__()
self.items = items
self.old_pos_lst: List[QPointF] = []
self.new_pos_lst: List[QPointF] = []
self.shape_ctrl = shape_ctrl
for item in items:
padding = item.padding()
padding = QPointF(padding, padding)
self.old_pos_lst.append(item.oldPos + padding)
self.new_pos_lst.append(item.pos() + padding)
item.oldPos = item.pos()
def redo(self):
for item, new_pos in zip(self.items, self.new_pos_lst):
padding = item.padding()
padding = QPointF(padding, padding)
item.setPos(new_pos - padding)
if self.shape_ctrl.blk_item == item and self.shape_ctrl.pos() != new_pos:
self.shape_ctrl.setPos(new_pos)
def undo(self):
for item, old_pos in zip(self.items, self.old_pos_lst):
padding = item.padding()
padding = QPointF(padding, padding)
item.setPos(old_pos - padding)
if self.shape_ctrl.blk_item == item and self.shape_ctrl.pos() != old_pos:
self.shape_ctrl.setPos(old_pos)
class ApplyFontformatCommand(QUndoCommand):
def __init__(self, items: List[TextBlkItem], trans_widget_lst: List[TransTextEdit], fontformat: FontFormat):
super(ApplyFontformatCommand, self).__init__()
self.items = items
self.old_html_lst = []
self.old_rect_lst = []
self.old_fmt_lst = []
self.new_fmt = fontformat
self.trans_widget_lst = trans_widget_lst
for item in items:
self.old_html_lst.append(item.toHtml())
self.old_fmt_lst.append(item.get_fontformat())
self.old_rect_lst.append(item.absBoundingRect(qrect=True))
def redo(self):
for item, edit in zip(self.items, self.trans_widget_lst):
item.set_fontformat(self.new_fmt, set_char_format=True)
edit.document().clearUndoRedoStacks()
def undo(self):
for rect, item, html, fmt, edit in zip(self.old_rect_lst, self.items, self.old_html_lst, self.old_fmt_lst, self.trans_widget_lst):
item.setHtml(html)
item.set_fontformat(fmt)
item.setRect(rect)
edit.document().clearUndoRedoStacks()
class ReshapeItemCommand(QUndoCommand):
def __init__(self, item: TextBlkItem):
super(ReshapeItemCommand, self).__init__()
self.item = item
self.oldRect = item.oldRect
self.newRect = item.absBoundingRect(qrect=True)
self.idx = -1
def redo(self):
if self.idx < 0:
self.idx += 1
return
self.item.setRect(self.newRect)
def undo(self):
self.item.setRect(self.oldRect)
def mergeWith(self, command: QUndoCommand):
item = command.item
if self.item != item:
return False
self.newRect = item.rect()
return True
class RotateItemCommand(QUndoCommand):
def __init__(self, item: TextBlkItem, new_angle: float, shape_ctrl: TextBlkShapeControl):
super(RotateItemCommand, self).__init__()
self.item = item
self.old_angle = item.rotation()
self.new_angle = new_angle
self.shape_ctrl = shape_ctrl
def redo(self):
self.item.setRotation(self.new_angle)
self.item.blk.angle = self.new_angle
if self.shape_ctrl.blk_item == self.item and self.shape_ctrl.rotation() != self.new_angle:
self.shape_ctrl.setRotation(self.new_angle)
def undo(self):
self.item.setRotation(self.old_angle)
self.item.blk.angle = self.old_angle
if self.shape_ctrl.blk_item == self.item and self.shape_ctrl.rotation() != self.old_angle:
self.shape_ctrl.setRotation(self.old_angle)
def mergeWith(self, command: QUndoCommand):
item = command.item
if self.item != item:
return False
self.new_angle = item.angle
return True
class AutoLayoutCommand(QUndoCommand):
def __init__(self, items: List[TextBlkItem], old_rect_lst: List, old_html_lst: List, trans_widget_lst: List[TransTextEdit]):
super(AutoLayoutCommand, self).__init__()
self.items = items
self.old_html_lst = old_html_lst
self.old_rect_lst = old_rect_lst
self.trans_widget_lst = trans_widget_lst
self.new_rect_lst = []
self.new_html_lst = []
for item in items:
self.new_html_lst.append(item.toHtml())
self.new_rect_lst.append(item.absBoundingRect(qrect=True))
self.counter = 0
def redo(self):
self.counter += 1
if self.counter <= 1:
return
for item, trans_widget, html, rect in zip(self.items, self.trans_widget_lst, self.new_html_lst, self.new_rect_lst):
trans_widget.setPlainText(item.toPlainText())
item.setPlainText('')
item.setRect(rect, repaint=False)
item.setHtml(html)
if item.fontformat.letter_spacing != 1:
item.setLetterSpacing(item.fontformat.letter_spacing, force=True)
def undo(self):
for item, trans_widget, html, rect in zip(self.items, self.trans_widget_lst, self.old_html_lst, self.old_rect_lst):
trans_widget.setPlainText(item.toPlainText())
item.setPlainText('')
item.setRect(rect, repaint=False)
item.setHtml(html)
if item.fontformat.letter_spacing != 1:
item.setLetterSpacing(item.fontformat.letter_spacing, force=True)
class SqueezeCommand(QUndoCommand):
def __init__(self, blkitem_lst: List[TextBlkItem], ctrl: TextBlkShapeControl):
super(SqueezeCommand, self).__init__()
self.blkitem_lst = blkitem_lst
self.old_rect_lst = []
self.ctrl = ctrl
for item in blkitem_lst:
self.old_rect_lst.append(item.absBoundingRect(qrect=True))
def redo(self):
for blk in self.blkitem_lst:
blk.squeezeBoundingRect()
def undo(self):
for blk, rect in zip(self.blkitem_lst, self.old_rect_lst):
blk.setRect(rect, repaint=True)
if blk.under_ctrl:
self.ctrl.updateBoundingRect()
class ResetAngleCommand(QUndoCommand):
def __init__(self, blkitem_lst: List[TextBlkItem], ctrl: TextBlkShapeControl):
super(ResetAngleCommand, self).__init__()
self.blkitem_lst = blkitem_lst
self.angle_lst = []
self.ctrl = ctrl
blkitem_lst = []
for blk in self.blkitem_lst:
rotation = blk.rotation()
if rotation != 0:
self.angle_lst.append(rotation)
blkitem_lst.append(blk)
self.blkitem_lst = blkitem_lst
def redo(self):
for blk in self.blkitem_lst:
blk.setAngle(0)
if self.ctrl.blk_item == blk:
self.ctrl.setAngle(0)
def undo(self):
for blk, angle in zip(self.blkitem_lst, self.angle_lst):
blk.setAngle(angle)
if self.ctrl.blk_item == blk:
self.ctrl.setAngle(angle)
class TextItemEditCommand(QUndoCommand):
def __init__(self, blkitem: TextBlkItem, trans_edit: TransTextEdit, num_steps: int, formatpanel=None):
super(TextItemEditCommand, self).__init__()
self.op_counter = 0
self.edit = trans_edit
self.blkitem = blkitem
self.num_steps = num_steps
self.is_formatting = blkitem.is_formatting
self.old_ffmt_values = self.new_ffmt_values = None
if blkitem.is_formatting and blkitem.old_ffmt_values is not None:
self.old_ffmt_values = blkitem.old_ffmt_values.copy()
self.new_ffmt_values = self.old_ffmt_values.copy()
for k in self.new_ffmt_values:
self.new_ffmt_values[k] = getattr(blkitem.fontformat, k)
self.formatpanel = formatpanel
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
self.blkitem.repaint_on_changed = False
if self.new_ffmt_values is not None:
for k, v in self.new_ffmt_values.items():
self.blkitem.fontformat[k] = v
self.blkitem.redo()
self.blkitem.repaint_on_changed = True
if self.num_steps > 0:
self.blkitem.repaint_background()
if self.is_formatting and self.blkitem == self.formatpanel.textblk_item:
multi_size = not self.blkitem.isEditing() and self.blkitem.isMultiFontSize()
self.formatpanel.set_active_format(self.blkitem.get_fontformat(), multi_size)
if self.edit is not None and not self.is_formatting:
self.edit.redo()
def undo(self):
self.blkitem.repaint_on_changed = False
if self.old_ffmt_values is not None:
for k, v in self.old_ffmt_values.items():
self.blkitem.fontformat[k] = v
self.blkitem.undo()
self.blkitem.repaint_on_changed = True
if self.num_steps > 0:
self.blkitem.repaint_background()
if self.is_formatting and self.blkitem == self.formatpanel.textblk_item:
multi_size = not self.blkitem.isEditing() and self.blkitem.isMultiFontSize()
self.formatpanel.set_active_format(self.blkitem.get_fontformat(), multi_size)
if self.edit is not None:
self.edit.undo()
class TextEditCommand(QUndoCommand):
def __init__(self, edit: Union[SourceTextEdit, TransTextEdit], num_steps: int, blkitem: TextBlkItem) -> None:
super().__init__()
# TODO: remove it for transtextedit
self.edit = edit
self.blkitem = blkitem
self.op_counter = 0
self.num_steps = num_steps
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
self.edit.redo()
if self.blkitem is not None:
self.blkitem.redo()
def undo(self):
self.edit.undo()
if self.blkitem is not None:
self.blkitem.undo()
class PageReplaceOneCommand(QUndoCommand):
def __init__(self, se: PageSearchWidget, parent=None):
super(PageReplaceOneCommand, self).__init__(parent)
self.op_counter = 0
self.sw = se
self.reptxt = self.sw.replace_editor.toPlainText()
self.repl_len = len(self.reptxt)
self.sel_start = self.sw.current_cursor.selectionStart()
self.oritxt = self.sw.current_cursor.selectedText()
self.ori_len = len(self.oritxt)
self.edit: Union[SourceTextEdit, TransTextEdit] = self.sw.current_edit
self.edit_is_src = type(self.edit) == SourceTextEdit
self.blkitem = self.sw.textblk_item_list[self.sw.current_edit.idx]
if self.sw.current_edit is not None and self.sw.isVisible():
move = self.sw.move_cursor(1)
if move == 0:
self.sw.result_pos = min(self.sw.counter_sum - 1, self.sw.result_pos + 1)
else:
self.sw.result_pos = 0
if not self.edit_is_src:
cursor = self.blkitem.textCursor()
cursor.setPosition(self.sel_start)
cursor.setPosition(self.sel_start+self.ori_len, QTextCursor.MoveMode.KeepAnchor)
cursor.beginEditBlock()
cursor.insertText(self.reptxt)
cursor.endEditBlock()
self.rep_cursor = self.edit.textCursor()
self.rep_cursor.setPosition(self.sel_start)
self.rep_cursor.setPosition(self.sel_start+self.ori_len, QTextCursor.MoveMode.KeepAnchor)
self.rep_cursor.insertText(self.reptxt)
self.edit.updateUndoSteps()
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
if self.sw.current_edit is not None and self.sw.isVisible():
move = self.sw.move_cursor(1)
if move == 0:
self.sw.result_pos = min(self.sw.counter_sum - 1, self.sw.result_pos + 1)
else:
self.sw.result_pos = 0
if not self.edit_is_src:
self.blkitem.redo()
self.edit.redo()
def undo(self):
if not self.edit_is_src:
self.blkitem.undo()
self.sw.update_cursor_on_insert = False
self.edit.undo()
self.sw.update_cursor_on_insert = True
if self.sw.current_edit is not None and self.sw.isVisible():
move = self.sw.move_cursor(-1)
if move == 0:
self.sw.result_pos = max(self.sw.result_pos - 1, 0)
else:
self.sw.result_pos = self.sw.counter_sum - 1
self.sw.updateCounterText()
class PageReplaceAllCommand(QUndoCommand):
def __init__(self, search_widget: PageSearchWidget) -> None:
super().__init__()
self.op_counter = 0
self.sw = search_widget
self.rstedit_list: List[SourceTextEdit] = []
self.blkitem_list: List[TextBlkItem] = []
curpos_list: List[List[Matched]] = []
for edit, highlighter in zip(self.sw.search_rstedit_list, self.sw.highlighter_list):
self.rstedit_list.append(edit)
curpos_list.append(list(highlighter.matched_map.values()))
replace = self.sw.replace_editor.toPlainText()
for edit, curpos_lst in zip(self.rstedit_list, curpos_list):
redo_blk = type(edit) == TransTextEdit
if redo_blk:
blkitem = self.sw.textblk_item_list[edit.idx]
self.blkitem_list.append(blkitem)
span_list = [[matched.start, matched.end] for matched in curpos_lst]
sel_list = doc_replace(edit.document(), span_list, replace)
if redo_blk:
doc_replace_no_shift(blkitem.document(), sel_list, replace)
blkitem.updateUndoSteps()
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
for edit in self.rstedit_list:
edit.redo()
for blkitem in self.blkitem_list:
blkitem.redo()
def undo(self):
for edit in self.rstedit_list:
edit.undo()
for blkitem in self.blkitem_list:
blkitem.undo()
class GlobalRepalceAllCommand(QUndoCommand):
def __init__(self, sceneitem_list: dict, background_list: dict, target_text: str, proj: ProjImgTrans) -> None:
super().__init__()
self.op_counter = -1
self.target_text = target_text
self.proj = proj
self.trans_list = sceneitem_list['trans']
self.src_list = sceneitem_list['src']
self.btrans_list = background_list['trans']
self.bsrc_list = background_list['src']
for trans_dict in self.trans_list:
edit: TransTextEdit = trans_dict['edit']
item: TextBlkItem = trans_dict['item']
matched_map = trans_dict['matched_map']
sel_list = doc_replace(edit.document(), matched_map, target_text)
doc_replace_no_shift(item.document(), sel_list, target_text)
item.updateUndoSteps()
item.updateUndoSteps()
trans_dict.pop('matched_map')
for src_dict in self.src_list:
edit: SourceTextEdit = src_dict['edit']
edit.setPlainTextAndKeepUndoStack(src_dict['replace'])
edit.updateUndoSteps()
src_dict.pop('replace')
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
for trans_dict in self.trans_list:
edit: TransTextEdit = trans_dict['edit']
item: TextBlkItem = trans_dict['item']
edit.redo()
item.redo()
for src_dict in self.src_list:
edit: SourceTextEdit = src_dict['edit']
edit.redo()
for trans_dict in self.btrans_list:
blk: TextBlock = self.proj.pages[trans_dict['pagename']][trans_dict['idx']]
blk.translation = trans_dict['replace']
blk.rich_text = trans_dict['replace_html']
for src_dict in self.bsrc_list:
blk: TextBlock = self.proj.pages[src_dict['pagename']][src_dict['idx']]
blk.text = src_dict['replace']
def undo(self):
for trans_dict in self.trans_list:
edit: TransTextEdit = trans_dict['edit']
item: TextBlkItem = trans_dict['item']
edit.undo()
item.undo()
for src_dict in self.src_list:
edit: SourceTextEdit = src_dict['edit']
edit.undo()
for trans_dict in self.btrans_list:
blk: TextBlock = self.proj.pages[trans_dict['pagename']][trans_dict['idx']]
blk.translation = trans_dict['ori']
blk.rich_text = trans_dict['ori_html']
for src_dict in self.src_list:
blk: TextBlock = self.proj.pages[src_dict['pagename']][src_dict['idx']]
blk.text = src_dict['ori']
class MultiPasteCommand(QUndoCommand):
def __init__(self, text_list: Union[str, List], blkitems: List[TextBlkItem], etrans: List[TransTextEdit]) -> None:
super().__init__()
self.op_counter = -1
self.blkitems = blkitems
self.etrans = etrans
if len(blkitems) > 0:
if isinstance(text_list, str):
text_list = [text_list] * len(blkitems)
for blkitem, etran, text in zip(self.blkitems, self.etrans, text_list):
etran.setPlainTextAndKeepUndoStack(text)
blkitem.setPlainTextAndKeepUndoStack(text)
def redo(self):
if self.op_counter == 0:
self.op_counter += 1
return
for blkitem, etran in zip(self.blkitems, self.etrans):
blkitem.redo()
etran.redo()
def undo(self):
for blkitem, etran in zip(self.blkitems, self.etrans):
blkitem.undo()
etran.undo() |