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main_window.py
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main_window.py
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import ntpath
import os
import shutil
import tempfile
from pathlib import Path
import darkdetect
from iso639 import Lang # type: ignore
from papersize import SIZES # type: ignore
from pdf2image import convert_from_path # type: ignore
from PIL import Image
from PySide6 import QtCore, QtGui, QtWidgets
from box_editor.box_data import BOX_DATA_TYPE
from box_editor.box_editor_view import BoxEditorView
from exporter import (ExporterEPUB, ExporterManager, ExporterODT,
ExporterPlainText)
from ocr_engine.ocr_engine import OCREngineManager
from ocr_engine.ocr_engine_tesserocr import OCREngineTesserocr
from pages_icon_view import PagesIconView
from project import Page, Project
from property_editor import PropertyEditor
class Preferences_General(QtWidgets.QWidget):
def __init__(self, parent, settings: QtCore.QSettings) -> None:
super().__init__(parent)
self.name = self.tr('General', 'preferences_page_general')
layout = QtWidgets.QGridLayout(self)
self.setLayout(layout)
self.diagnostic_threshold_edit = QtWidgets.QLineEdit(str(settings.value('diagnostics_threshold', 80)))
self.diagnostic_threshold_edit.setValidator(QtGui.QIntValidator(0, 100, self))
layout.addWidget(QtWidgets.QLabel(self.tr('Diagnostics threshold', 'diagnostics_threshold')), 0, 0)
layout.addWidget(self.diagnostic_threshold_edit, 0, 1)
class Preferences(QtWidgets.QDialog):
def __init__(self, parent, settings: QtCore.QSettings) -> None:
super().__init__(parent)
self.settings = settings
self.setWindowTitle(self.tr('Preferences', 'preferences'))
self.resize(800, 600)
stacked_widget = QtWidgets.QStackedWidget()
self.preferences_general = Preferences_General(self, self.settings)
pages_list = QtWidgets.QListWidget()
pages_list.insertItem(0, self.preferences_general.name)
stacked_widget.addWidget(self.preferences_general)
vbox_layout = QtWidgets.QVBoxLayout(self)
hbox_layout = QtWidgets.QHBoxLayout()
hbox_layout.addWidget(pages_list)
hbox_layout.addWidget(stacked_widget)
pages_list.setSizePolicy(QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Minimum, QtWidgets.QSizePolicy.Policy.Expanding))
vbox_layout.addLayout(hbox_layout)
buttons = QtWidgets.QDialogButtonBox(QtWidgets.QDialogButtonBox.StandardButton.Ok | QtWidgets.QDialogButtonBox.StandardButton.Cancel)
buttons.accepted.connect(self.accept)
buttons.rejected.connect(self.reject)
vbox_layout.addWidget(buttons)
def accept(self) -> None:
self.settings.setValue('diagnostics_threshold', self.preferences_general.diagnostic_threshold_edit.text())
return super().accept()
class MainWindow(QtWidgets.QMainWindow):
def __init__(self) -> None:
super().__init__()
app_name = 'OCR Reader'
QtCore.QCoreApplication.setOrganizationName(app_name)
QtCore.QCoreApplication.setOrganizationDomain(app_name)
QtCore.QCoreApplication.setApplicationName(app_name)
self.theme_folder = 'light-theme'
if darkdetect.isLight():
self.theme_folder = 'dark-theme'
# self.restoreState(self.settings.value('windowState'))
self.setWindowTitle(app_name)
self.setWindowIcon(QtGui.QIcon(f'resources/icons/{self.theme_folder}/character-recognition-line.png'))
self.show()
self.last_project_filename = ''
self.last_project_directory = ''
self.toolbar = QtWidgets.QToolBar('Toolbar')
self.toolbar.setIconSize(QtCore.QSize(32, 32))
self.addToolBar(self.toolbar)
self.setStatusBar(QtWidgets.QStatusBar(self))
self.setAcceptDrops(True)
menu = self.menuBar()
self.undo_stack = QtGui.QUndoStack(self)
self.file_menu: QtWidgets.QMenu = menu.addMenu(self.tr('&File', 'menu_file'))
self.edit_menu: QtWidgets.QMenu = menu.addMenu(self.tr('&Edit', 'menu_edit'))
self.page_icon_view_context_menu = QtWidgets.QMenu(self)
self.setup_actions()
self.setup_toolbar()
self.setup_menus()
self.load_settings()
self.setup_project()
self.statusBar().showMessage(self.tr('OCR Reader loaded', 'status_loaded'))
self.temp_dir = tempfile.TemporaryDirectory()
self.exporter_manager = ExporterManager()
self.exporter_manager.add_exporter('EPUB', ExporterEPUB(self))
self.exporter_manager.add_exporter('PlainText', ExporterPlainText(self))
self.exporter_manager.add_exporter('ODT', ExporterODT(self))
def __del__(self):
self.temp_dir.cleanup()
def setup_project(self, project=None) -> None:
# self.engine_manager = OCREngineManager([OCREngineTesseract()])
self.engine_manager = OCREngineManager([OCREngineTesserocr()])
if project:
self.project = project
else:
# Setup an empty default project
system_lang = Lang(QtCore.QLocale().system().languageToCode(QtCore.QLocale().system().language()))
self.project = Project(name=self.tr('New Project', 'new_project'), default_language=system_lang)
self.property_editor = PropertyEditor(self, self.engine_manager, self.project)
self.property_editor.setMinimumWidth(200)
self.property_editor.project_widget.default_paper_size_combo.setCurrentText(SIZES[self.project.default_paper_size])
self.property_editor.page_widget.paper_size_combo.setCurrentText(SIZES[self.project.default_paper_size])
self.box_editor = BoxEditorView(self, self.undo_stack, self.engine_manager, self.property_editor, self.project)
self.box_editor.property_editor = self.property_editor
self.box_editor.setMinimumWidth(500)
self.page_icon_view = PagesIconView(self, self.project)
self.page_icon_view.selectionModel().currentChanged.connect(self.page_selected)
self.page_icon_view.customContextMenuRequested.connect(self.on_page_icon_view_context_menu)
self.splitter_2 = QtWidgets.QSplitter(QtCore.Qt.Horizontal)
self.splitter_2.addWidget(self.box_editor)
self.splitter_2.addWidget(self.property_editor)
self.splitter_2.setSizes([1, 1])
self.splitter_1 = QtWidgets.QSplitter(QtCore.Qt.Horizontal)
self.splitter_1.addWidget(self.page_icon_view)
self.splitter_1.addWidget(self.splitter_2)
self.splitter_1.setSizes([1, 1])
self.setCentralWidget(self.splitter_1)
self.export_action.setDisabled(True)
self.save_project_action.setDisabled(True)
self.analyze_layout_action.setDisabled(True)
self.analyze_layout_and_recognize_action.setDisabled(True)
self.close_project_action.setDisabled(True)
def setup_actions(self) -> None:
self.exit_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/close-circle-line.png'), self.tr('&Exit', 'action_exit'), self)
self.exit_action.setStatusTip(self.tr('Exit OCR Reader', 'status_exit'))
self.exit_action.triggered.connect(self.close)
self.exit_action.setShortcut(QtGui.QKeySequence('Ctrl+q'))
self.open_project_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/folder-4-line.png'), self.tr('&Open Project', 'action_open_project'), self)
self.open_project_action.setStatusTip(self.tr('Open Project', 'status_open_project'))
self.open_project_action.triggered.connect(self.open_project)
self.open_project_action.setShortcut(QtGui.QKeySequence('Ctrl+o'))
self.export_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/folder-transfer-line.png'), self.tr('&Export Project', 'action_export_project'), self)
self.export_action.setStatusTip(self.tr('Export Project', 'status_export_project'))
self.export_action.triggered.connect(self.export_project)
self.export_action.setShortcut(QtGui.QKeySequence('Ctrl+e'))
self.export_txt_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/folder-transfer-line.png'), self.tr('&Export Project as Plain Text', 'action_export_project_txt'), self)
self.export_txt_action.setStatusTip(self.tr('Export Project as Plain Text', 'action_export_project_txt'))
self.export_txt_action.triggered.connect(self.export_plaintext)
self.export_epub_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/folder-transfer-line.png'), self.tr('&Export Project as EPUB', 'action_export_project_epub'), self)
self.export_epub_action.setStatusTip(self.tr('Export Project as EPUB', 'action_export_project_epub'))
self.export_epub_action.triggered.connect(self.export_epub)
self.export_odt_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/folder-transfer-line.png'), self.tr('&Export Project as ODT', 'action_export_project_odt'), self)
self.export_odt_action.setStatusTip(self.tr('Export Project as ODT', 'action_export_project_odt'))
self.export_odt_action.triggered.connect(self.export_odt)
self.save_project_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/save-line.png'), self.tr('&Save Project', 'action_save_project'), self)
self.save_project_action.setStatusTip(self.tr('Save Project', 'status_save_project'))
self.save_project_action.triggered.connect(self.save_project)
self.save_project_action.setShortcut(QtGui.QKeySequence('Ctrl+s'))
self.load_image_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/image-line.png'), self.tr('&Load Image or PDF', 'action_load_image'), self)
self.load_image_action.setStatusTip(self.tr('Load Image', 'status_load_image'))
self.load_image_action.triggered.connect(self.load_image_dialog)
self.load_image_action.setShortcut(QtGui.QKeySequence('Ctrl+i'))
self.analyze_layout_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/layout-line.png'), self.tr('&Analyze Layout', 'action_analyze_layout'), self)
self.analyze_layout_action.setStatusTip(self.tr('Analyze Layout', 'status_analyze_layout'))
self.analyze_layout_action.triggered.connect(self.analyze_layout_current)
self.analyze_layout_action.setShortcut(QtGui.QKeySequence('Ctrl+Alt+a'))
self.analyze_layout_and_recognize_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/layout-fill.png'), self.tr('Analyze Layout and &Recognize', 'action_analyze_layout_and_recognize'), self)
self.analyze_layout_and_recognize_action.setStatusTip(self.tr('Analyze Layout and Recognize', 'status_analyze_layout_and_recognize'))
self.analyze_layout_and_recognize_action.triggered.connect(self.analyze_layout_and_recognize_current)
self.analyze_layout_and_recognize_action.setShortcut(QtGui.QKeySequence('Ctrl+Alt+r'))
self.analyze_layout_action_selected = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/layout-line.png'), self.tr('&Analyze Layout for Selected Pages', 'action_analyze_layout'), self)
self.analyze_layout_action_selected.setStatusTip(self.tr('Analyze Layout', 'status_analyze_layout'))
self.analyze_layout_action_selected.triggered.connect(self.analyze_layout_selected)
self.analyze_layout_and_recognize_action_selected = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/layout-fill.png'),
self.tr('Analyze Layout and &Recognize Selected Pages', 'action_analyze_layout_and_recognize'), self)
self.analyze_layout_and_recognize_action_selected.setStatusTip(self.tr('Analyze Layout and Recognize', 'status_analyze_layout_and_recognize'))
self.analyze_layout_and_recognize_action_selected.triggered.connect(self.analyze_layout_and_recognize_selected)
self.close_project_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/close-line.png'), self.tr('&Close project', 'action_close_project'), self)
self.close_project_action.setStatusTip(self.tr('Close project', 'status_close_project'))
self.close_project_action.triggered.connect(self.close_current_project)
self.close_project_action.setShortcut(QtGui.QKeySequence('Ctrl+w'))
self.undo_action = self.undo_stack.createUndoAction(self, self.tr('&Undo', 'Undo'))
self.undo_action.setIcon(QtGui.QIcon(f'resources/icons/{self.theme_folder}/arrow-go-back-line.png'))
self.undo_action.setShortcut(QtGui.QKeySequence('Ctrl+z'))
# self.undo_action.triggered.connect(self.undo)
self.redo_action = self.undo_stack.createRedoAction(self, self.tr('&Redo', 'Redo'))
self.redo_action.setIcon(QtGui.QIcon(f'resources/icons/{self.theme_folder}/arrow-go-forward-line.png'))
self.redo_action.setShortcut(QtGui.QKeySequence('Ctrl+y'))
# self.redo_action.triggered.connect(self.redo)
self.preferences_action = QtGui.QAction(QtGui.QIcon(f'resources/icons/{self.theme_folder}/settings-3-line.png'), self.tr('&Preferences', 'action_preferences'), self)
self.preferences_action.setStatusTip(self.tr('Preferences', 'status_preferences'))
self.preferences_action.triggered.connect(self.open_preferences)
self.preferences_action.setShortcut(QtGui.QKeySequence('Ctrl+p'))
# self.redo_action.triggered.connect(self.redo)
self.delete_selected_pages_action = QtGui.QAction(self.tr('Delete', 'delete_pages'), self)
self.delete_selected_pages_action.setShortcut(QtGui.QKeySequence('Delete'))
self.page_icon_view_context_menu.addAction(self.load_image_action)
def setup_toolbar(self):
# Toolbar
self.toolbar.addAction(self.load_image_action)
self.toolbar.addAction(self.open_project_action)
self.toolbar.addAction(self.save_project_action)
self.toolbar.addAction(self.export_action)
self.toolbar.addAction(self.export_txt_action)
self.toolbar.addAction(self.export_epub_action)
self.toolbar.addAction(self.export_odt_action)
self.toolbar.addAction(self.analyze_layout_action)
self.toolbar.addAction(self.analyze_layout_and_recognize_action)
self.toolbar.addAction(self.undo_action)
self.toolbar.addAction(self.redo_action)
def setup_menus(self):
# File menu
self.file_menu.addAction(self.load_image_action)
self.file_menu.addAction(self.open_project_action)
self.file_menu.addAction(self.save_project_action)
self.file_menu.addAction(self.close_project_action)
self.file_menu.addAction(self.export_action)
self.file_menu.addAction(self.export_txt_action)
self.file_menu.addAction(self.export_epub_action)
self.file_menu.addAction(self.export_odt_action)
self.file_menu.addSeparator()
# Recent documents/projects
self.recent_docs_menu = QtWidgets.QMenu(self.tr('Recent Documents'), self)
self.recent_projects_menu = QtWidgets.QMenu(self.tr('Recent Projects'), self)
self.recent_docs: list[QtGui.QAction] = []
self.recent_projects: list[QtGui.QAction] = []
self.file_menu.addMenu(self.recent_docs_menu)
self.file_menu.addMenu(self.recent_projects_menu)
self.file_menu.addAction(self.exit_action)
# Edit menu
self.edit_menu.addAction(self.preferences_action)
self.file_menu.addSeparator()
self.edit_menu.addAction(self.undo_action)
self.edit_menu.addAction(self.redo_action)
def add_recent_doc(self, file_path: str):
# Add new file path to top of list, remove the last one
action = QtGui.QAction(file_path)
action.triggered.connect(self.open_recent_doc)
self.recent_docs.insert(0, action)
# Remove any duplicates
unique_actions = []
for action in self.recent_docs:
if action.text() not in [a.text() for a in unique_actions]:
unique_actions.append(action)
self.recent_docs = unique_actions
if len(self.recent_docs) > 5:
self.recent_docs.pop()
# Update recent documents menu
self.recent_docs_menu.clear()
self.recent_docs_menu.addActions(self.recent_docs)
def open_recent_doc(self):
# Get selected recent document and open it
sender = self.sender()
if isinstance(sender, QtGui.QAction):
file_path: str = sender.text()
if os.path.exists(file_path):
self.load_images([file_path])
return True
else:
QtWidgets.QMessageBox.warning(self, 'File not found', f'The document {file_path} could not be opened and will be removed from the recent documents list.')
self.remove_recent_doc(file_path)
return False
def remove_recent_doc(self, file_path: str) -> None:
for recent_doc in self.recent_docs:
if recent_doc.text() == file_path:
self.recent_docs.remove(recent_doc)
def add_recent_project(self, file_path: str):
# Add new file path to top of list, remove the last one
action = QtGui.QAction(file_path)
action.triggered.connect(self.open_recent_project)
self.recent_projects.insert(0, action)
# Remove any duplicates
unique_actions = []
for action in self.recent_projects:
if action.text() not in [a.text() for a in unique_actions]:
unique_actions.append(action)
self.recent_projects = unique_actions
if len(self.recent_projects) > 5:
self.recent_projects.pop()
for action in self.recent_projects:
action.setShortcut('')
self.recent_projects[0].setShortcut(QtGui.QKeySequence('Ctrl+1'))
# Update recent documents menu
self.recent_projects_menu.clear()
self.recent_projects_menu.addActions(self.recent_projects)
def open_recent_project(self) -> bool:
# Get selected recent document and open it
sender = self.sender()
if isinstance(sender, QtGui.QAction):
file_path: str = sender.text()
if os.path.exists(file_path):
self.open_project_file(file_path)
return True
else:
QtWidgets.QMessageBox.warning(self, 'File not found', f'The project file {file_path} could not be opened and will be removed from the recent projects list.')
self.remove_recent_project(file_path)
return False
def remove_recent_project(self, file_path: str) -> None:
for recent_project in self.recent_projects:
if recent_project.text() == file_path:
self.recent_projects.remove(recent_project)
def on_page_icon_view_context_menu(self, point):
if self.page_icon_view.selectedIndexes():
self.page_icon_view_context_menu.addAction(self.delete_selected_pages_action)
self.page_icon_view_context_menu.addAction(self.analyze_layout_action_selected)
self.page_icon_view_context_menu.addAction(self.analyze_layout_and_recognize_action_selected)
action = self.page_icon_view_context_menu.exec_(self.page_icon_view.mapToGlobal(point))
if action == self.delete_selected_pages_action:
self.page_icon_view.remove_selected_pages()
self.update()
# elif action == self.action_select_all:
# # self.model().removeRows(0, self.model().rowCount())
# def undo(self):
# pass
# def redo(self):
# pass
def analyze_pages(self, recognize=False, current=False):
# if selected:
# indexes = self.page_icon_view.selectedIndexes()
# else:
# for row in range(self.page_icon_view.model().rowCount()):
# indexes.append(self.page_icon_view.model().index(row, 0))
indexes = self.page_icon_view.selectedIndexes()
if indexes:
if current:
indexes = [indexes[0]]
for index in indexes:
self.page_icon_view.clearSelection()
self.page_icon_view.setCurrentIndex(index)
self.page_selected(index)
self.page_icon_view.update(index)
QtCore.QCoreApplication.instance().processEvents()
self.box_editor.scene().clear_boxes()
self.box_editor.update()
QtCore.QCoreApplication.instance().processEvents()
self.box_editor.analyze_layout(recognize)
self.box_editor.update()
QtCore.QCoreApplication.instance().processEvents()
def analyze_layout_current(self) -> None:
self.analyze_pages(current=True)
def analyze_layout_and_recognize_current(self) -> None:
self.analyze_pages(current=True, recognize=True)
def analyze_layout_selected(self) -> None:
self.analyze_pages()
def analyze_layout_and_recognize_selected(self) -> None:
self.analyze_pages(recognize=True)
def page_selected(self, index: QtCore.QModelIndex):
page = index.data(QtCore.Qt.UserRole)
if page:
if self.box_editor.current_page == page:
return
self.box_editor.load_page(page)
self.project.current_page_idx = self.page_icon_view.currentIndex().row()
self.box_editor.scene().update()
# self.box_editor.setFocus()
else:
self.box_editor.clear()
def project_set_active(self):
self.export_action.setEnabled(True)
self.save_project_action.setEnabled(True)
self.analyze_layout_action.setEnabled(True)
self.analyze_layout_and_recognize_action.setEnabled(True)
self.close_project_action.setEnabled(True)
def load_image_dialog(self) -> None:
filenames = QtWidgets.QFileDialog.getOpenFileNames(parent=self, caption=self.tr('Load Image or PDF', 'status_load_image'),
filter=self.tr('Image and PDF files (*.jpg *.jpeg *.png *.gif *.bmp *.ppm *.pdf)', 'filter_image_files'))
pages: list[Page] = []
for filename in filenames[0]:
pages += self.load_images([filename])
if filenames[1]:
# Load first page
self.box_editor.load_page(pages[0])
self.project_set_active()
def load_images(self, filenames: list[str]) -> list[Page]:
load_image_command = LoadImageCommand(self, filenames)
self.undo_stack.push(load_image_command)
return load_image_command.pages
def open_project_file(self, filename: str) -> None:
self.close_project()
project_file = QtCore.QFile(filename)
project_file.open(QtCore.QIODevice.OpenModeFlag.ReadOnly)
input = QtCore.QDataStream(project_file)
# Read project
project = Project()
try:
project.read(input)
except Exception as e:
QtWidgets.QMessageBox.warning(self, 'Error', str(e))
project_file.close()
self.setup_project()
else:
project_file.close()
self.setup_project(project)
# Reconstruct pages and page elements from project file
for page in project.pages:
self.page_icon_view.load_page(page)
# index = self.page_icon_view.model().index(self.project.current_page_idx, 0)
# self.page_icon_view.setCurrentIndex(index)
# self.page_selected(index)
if project.current_page_idx:
self.box_editor.load_page(project.pages[project.current_page_idx])
self.last_project_filename = filename
self.project_set_active()
self.statusBar().showMessage(self.tr('Project opened', 'status_project_opened') + ': ' + project_file.fileName())
# Add file path to recent projects menu
self.add_recent_project(filename)
def open_project(self) -> None:
filename = QtWidgets.QFileDialog.getOpenFileName(parent=self, caption=self.tr('Open project file', 'dialog_open_project_file'),
filter=self.tr('OCR Reader project (*.orp)', 'filter_ocr_reader_project'))[0]
if filename:
self.open_project_file(filename)
def save_project(self) -> None:
filename = self.last_project_filename
if not filename:
filename = QtWidgets.QFileDialog.getSaveFileName(parent=self, caption=self.tr('Save project', 'dialog_save_project'),
filter=self.tr('OCR Reader project (*.orp)', 'filter_ocr_reader_project'))[0]
if filename:
self.save_project_file(filename)
def save_project_as(self) -> None:
project_file = QtWidgets.QFileDialog.getSaveFileName(parent=self, caption=self.tr('Save project as', 'dialog_save_project'),
filter=self.tr('OCR Reader project (*.orp)', 'filter_ocr_reader_project'))[0]
if project_file:
self.save_project_file(project_file)
def save_project_file(self, filename) -> None:
extension = os.path.splitext(filename)[1]
if extension != '.orp':
filename += '.orp'
save_folder = os.path.dirname(os.path.abspath(filename))
data_folder = save_folder + '/' + Path(ntpath.basename(filename)).stem
for page in self.project.pages:
if page.image_path.startswith(self.temp_dir.name):
if not os.path.exists(data_folder):
os.makedirs(data_folder, exist_ok=True)
new_path = data_folder + '/' + ntpath.basename(page.image_path)
shutil.move(page.image_path, new_path)
page.image_path = data_folder + '/' + ntpath.basename(page.image_path)
file = QtCore.QFile(filename)
file.open(QtCore.QIODevice.WriteOnly)
output = QtCore.QDataStream(file)
self.project.write(output)
file.close()
self.statusBar().showMessage(self.tr('Save project', 'dialog_save_project') + ': ' + file.fileName())
self.last_project_filename = filename
self.last_project_directory = os.path.dirname(os.path.abspath(self.last_project_filename))
# Add file path to recent projects menu
self.add_recent_project(filename)
def close_project(self) -> None:
self.page_icon_view.close()
self.box_editor.close()
self.property_editor.close()
self.last_project_filename = ''
def close_current_project(self) -> None:
self.close_project()
self.setup_project()
def export_project(self) -> None:
self.run_exporter('PlainText')
def run_exporter(self, id):
exporter = self.exporter_manager.get_exporter(id)
# Exclude boxes in header or footer area
self.box_editor.scene().disable_boxes_in_header_footer()
if exporter.open(self.temp_dir, self.project):
any_recognized = False
for p, page in enumerate(self.project.pages):
for box_data in page.box_datas:
if box_data.type == BOX_DATA_TYPE.TEXT:
if box_data.recognized:
any_recognized = True
else:
any_recognized = True
if any_recognized:
if exporter.open(self.temp_dir, self.project):
for p, page in enumerate(self.project.pages):
exporter.new_page(page, p + 1)
for box_data in page.box_datas:
if box_data.recognized:
if box_data.export_enabled:
exporter.write_box(box_data)
exporter.finish()
self.statusBar().showMessage(self.tr('Project exported successfully', 'status_exported'))
else:
QtWidgets.QMessageBox.warning(
self, 'Export Canceled', 'There are no recognized text boxes or images that can be exported for this document. The export process has been canceled.', QtWidgets.QMessageBox.StandardButton.Ok)
else:
self.statusBar().showMessage(self.tr('Project export aborted', 'status_export_aborted'))
def export_plaintext(self):
self.run_exporter('PlainText')
def export_epub(self):
self.run_exporter('EPUB')
def export_odt(self):
self.run_exporter('ODT')
def open_preferences(self):
options = Preferences(self, self.settings)
if options.exec():
return True
else:
return False
def dragEnterEvent(self, event):
if event.mimeData().hasUrls():
event.acceptProposedAction()
def dropEvent(self, event):
if event.mimeData().hasUrls():
filenames = []
for url in event.mimeData().urls():
filenames.append(url.toLocalFile())
self.load_images(filenames)
def closeEvent(self, event: QtGui.QCloseEvent) -> None:
self.save_settings()
return super().closeEvent(event)
def save_settings(self) -> None:
self.settings.setValue('geometry', self.saveGeometry())
recent_docs: list[str] = []
for recent_doc in self.recent_docs:
recent_docs.append(recent_doc.text())
self.settings.setValue('recentDocs', recent_docs)
recent_projects: list[str] = []
for recent_project in self.recent_projects:
recent_projects.append(recent_project.text())
self.settings.setValue('recentProjects', recent_projects)
def load_settings(self) -> None:
self.settings = QtCore.QSettings()
value = self.settings.value('geometry')
if isinstance(value, QtCore.QByteArray):
geometry: QtCore.QByteArray = value
if geometry:
self.restoreGeometry(geometry)
else:
self.resize(1280, 800)
value = self.settings.value('recentDocs')
if isinstance(value, list):
recent_docs: list[str] = value
if recent_docs:
for recent_doc in reversed(recent_docs):
self.add_recent_doc(recent_doc)
value = self.settings.value('recentProjects')
if isinstance(value, list):
recent_projects: list[str] = value
if recent_projects:
for recent_project in reversed(recent_projects):
self.add_recent_project(recent_project)
class LoadImageCommand(QtGui.QUndoCommand):
def __init__(self, main_window: MainWindow, filenames: list[str]):
super().__init__()
self.main_window = main_window
self.filenames: list[str] = filenames
self.pages: list[Page] = []
def redo(self) -> None:
pages: list[Page] = []
for filename in self.filenames:
if filename:
image_filenames: list[str] = []
# Split PDFs into images and save them in an image folder
if os.path.splitext(filename)[1] == '.pdf':
images = convert_from_path(filename, output_folder=self.main_window.temp_dir.name)
for image in images:
image_png = Image.open(image.filename)
image_png_filename = os.path.dirname(os.path.abspath(image.filename)) + '/' + Path(image.filename).stem + '.png'
image_png.save(image_png_filename)
os.remove(image.filename)
image_filenames.append(image_png_filename)
# TODO: Delete images from folder on undo
else:
image_filenames.append(filename)
for image_filename in image_filenames:
page = Page(image_path=image_filename, name=ntpath.basename(filename), paper_size=self.main_window.project.default_paper_size)
self.main_window.project.add_page(page)
self.main_window.page_icon_view.load_page(page)
pages.append(page)
self.main_window.statusBar().showMessage(self.main_window.tr('Image loaded', 'status_image_loaded') + ': ' + page.image_path)
# Add file path to recent documents menu
self.main_window.add_recent_doc(filename)
if pages:
self.main_window.project_set_active()
self.pages = pages
def undo(self) -> None:
for page in self.pages:
self.main_window.project.remove_page(page)
self.main_window.page_icon_view.remove_page(page)