From a85a009e1314df3a6a007a65c8199114307aa8e1 Mon Sep 17 00:00:00 2001 From: HinGwenWoong Date: Sun, 20 Feb 2022 11:56:11 +0800 Subject: [PATCH] pop up a key list dialog when finish a new shape --- PPOCRLabel/PPOCRLabel.py | 36 ++- PPOCRLabel/libs/keyDialog.py | 232 +++++++++++++++++++ PPOCRLabel/libs/unique_label_qlist_widget.py | 47 ++++ 3 files changed, 308 insertions(+), 7 deletions(-) create mode 100644 PPOCRLabel/libs/keyDialog.py create mode 100644 PPOCRLabel/libs/unique_label_qlist_widget.py diff --git a/PPOCRLabel/PPOCRLabel.py b/PPOCRLabel/PPOCRLabel.py index d4c4396c..49542bb1 100644 --- a/PPOCRLabel/PPOCRLabel.py +++ b/PPOCRLabel/PPOCRLabel.py @@ -53,6 +53,8 @@ from libs.colorDialog import ColorDialog from libs.ustr import ustr from libs.hashableQListWidgetItem import HashableQListWidgetItem from libs.editinlist import EditInList +from libs.unique_label_qlist_widget import UniqueLabelQListWidget +from libs.keyDialog import KeyDialog __appname__ = 'PPOCRLabel' @@ -63,7 +65,7 @@ class MainWindow(QMainWindow): def __init__(self, lang="ch", gpu=False, - kei_mode=False, + kie_mode=False, default_filename=None, default_predefined_class_file=None, default_save_dir=None): @@ -77,7 +79,7 @@ class MainWindow(QMainWindow): self.settings.load() settings = self.settings self.lang = lang - self.kie_mode = kei_mode + self.kie_mode = kie_mode # Load string bundle for i18n if lang not in ['ch', 'en']: lang = 'en' @@ -164,7 +166,7 @@ class MainWindow(QMainWindow): # ================== Key List ================== if self.kie_mode: - self.keyList = QListWidget() + self.keyList = UniqueLabelQListWidget() # self.keyList.itemActivated.connect(self.boxSelectionChanged) self.keyList.itemSelectionChanged.connect(self.keyListSelectionChanged) @@ -422,6 +424,21 @@ class MainWindow(QMainWindow): self.MANUAL_ZOOM: lambda: 1, } + # ================== New Actions ================== + # key list dialog + if kie_mode: + self.keyDialog = KeyDialog( + parent=self, + labels=None, + sort_labels=True, + show_text_field=True, + completion="startswith", + fit_to_content={'column': True, 'row': False}, + flags=None + ) + else: + self.keyDialog = None + edit = action(getStr('editLabel'), self.editLabel, 'Ctrl+E', 'edit', getStr('editLabelDetail'), enabled=False) @@ -1174,8 +1191,7 @@ class MainWindow(QMainWindow): position MUST be in global coordinates. """ if len(self.labelHist) > 0: - self.labelDialog = LabelDialog( - parent=self, listItem=self.labelHist) + self.labelDialog = LabelDialog(parent=self, listItem=self.labelHist) if value: text = self.labelDialog.popUp(text=self.prevLabelText) @@ -1201,6 +1217,12 @@ class MainWindow(QMainWindow): # self.canvas.undoLastLine() self.canvas.resetAllLines() + if self.kie_mode: + previous_text = self.keyDialog.edit.text() + text, flags, group_id = self.keyDialog.popUp(text) + if not text: + self.keyDialog.edit.setText(previous_text) + def scrollRequest(self, delta, orientation): units = - delta / (8 * 15) bar = self.scrollBars[orientation] @@ -1370,7 +1392,7 @@ class MainWindow(QMainWindow): select_indexes = self.fileListWidget.selectedIndexes() if len(select_indexes) > 0: self.fileDock.setWindowTitle(self.fileListName + f" ({select_indexes[0].row() + 1}" - f"/{self.fileListWidget.count()})") + f"/{self.fileListWidget.count()})") # update show counting self.BoxListDock.setWindowTitle(self.BoxListDockName + f" ({self.BoxList.count()})") self.labelListDock.setWindowTitle(self.labelListDockName + f" ({self.labelList.count()})") @@ -2213,7 +2235,7 @@ def get_main_app(argv=[]): win = MainWindow(lang=args.lang, gpu=args.gpu, - kei_mode=args.kie, + kie_mode=args.kie, default_predefined_class_file=args.predefined_classes_file) win.show() return app, win diff --git a/PPOCRLabel/libs/keyDialog.py b/PPOCRLabel/libs/keyDialog.py new file mode 100644 index 00000000..2332354c --- /dev/null +++ b/PPOCRLabel/libs/keyDialog.py @@ -0,0 +1,232 @@ +import re +import sys + +from PyQt5 import QtCore +from PyQt5 import QtGui +from PyQt5 import QtWidgets + +from libs.utils import newIcon, labelValidator + + +QT5 = True + + +# TODO(unknown): +# - Calculate optimal position so as not to go out of screen area. + + +class KeyQLineEdit(QtWidgets.QLineEdit): + def setListWidget(self, list_widget): + self.list_widget = list_widget + + def keyPressEvent(self, e): + if e.key() in [QtCore.Qt.Key_Up, QtCore.Qt.Key_Down]: + self.list_widget.keyPressEvent(e) + else: + super(KeyQLineEdit, self).keyPressEvent(e) + + +class KeyDialog(QtWidgets.QDialog): + def __init__( + self, + text="Enter object label", + parent=None, + labels=None, + sort_labels=True, + show_text_field=True, + completion="startswith", + fit_to_content=None, + flags=None, + ): + if fit_to_content is None: + fit_to_content = {"row": False, "column": True} + self._fit_to_content = fit_to_content + + super(KeyDialog, self).__init__(parent) + self.edit = KeyQLineEdit() + self.edit.setPlaceholderText(text) + self.edit.setValidator(labelValidator()) + self.edit.editingFinished.connect(self.postProcess) + if flags: + self.edit.textChanged.connect(self.updateFlags) + self.edit_group_id = QtWidgets.QLineEdit() + self.edit_group_id.setPlaceholderText("Group ID") + self.edit_group_id.setValidator( + QtGui.QRegExpValidator(QtCore.QRegExp(r"\d*"), None) + ) + layout = QtWidgets.QVBoxLayout() + if show_text_field: + layout_edit = QtWidgets.QHBoxLayout() + layout_edit.addWidget(self.edit, 6) + layout_edit.addWidget(self.edit_group_id, 2) + layout.addLayout(layout_edit) + # buttons + self.buttonBox = bb = QtWidgets.QDialogButtonBox( + QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel, + QtCore.Qt.Horizontal, + self, + ) + bb.button(bb.Ok).setIcon(newIcon("done")) + bb.button(bb.Cancel).setIcon(newIcon("undo")) + bb.accepted.connect(self.validate) + bb.rejected.connect(self.reject) + layout.addWidget(bb) + # label_list + self.labelList = QtWidgets.QListWidget() + if self._fit_to_content["row"]: + self.labelList.setHorizontalScrollBarPolicy( + QtCore.Qt.ScrollBarAlwaysOff + ) + if self._fit_to_content["column"]: + self.labelList.setVerticalScrollBarPolicy( + QtCore.Qt.ScrollBarAlwaysOff + ) + self._sort_labels = sort_labels + if labels: + self.labelList.addItems(labels) + if self._sort_labels: + self.labelList.sortItems() + else: + self.labelList.setDragDropMode( + QtWidgets.QAbstractItemView.InternalMove + ) + self.labelList.currentItemChanged.connect(self.labelSelected) + self.labelList.itemDoubleClicked.connect(self.labelDoubleClicked) + self.edit.setListWidget(self.labelList) + layout.addWidget(self.labelList) + # label_flags + if flags is None: + flags = {} + self._flags = flags + self.flagsLayout = QtWidgets.QVBoxLayout() + self.resetFlags() + layout.addItem(self.flagsLayout) + self.edit.textChanged.connect(self.updateFlags) + self.setLayout(layout) + # completion + completer = QtWidgets.QCompleter() + if not QT5 and completion != "startswith": + completion = "startswith" + if completion == "startswith": + completer.setCompletionMode(QtWidgets.QCompleter.InlineCompletion) + # Default settings. + # completer.setFilterMode(QtCore.Qt.MatchStartsWith) + elif completion == "contains": + completer.setCompletionMode(QtWidgets.QCompleter.PopupCompletion) + completer.setFilterMode(QtCore.Qt.MatchContains) + else: + raise ValueError("Unsupported completion: {}".format(completion)) + completer.setModel(self.labelList.model()) + self.edit.setCompleter(completer) + + def addLabelHistory(self, label): + if self.labelList.findItems(label, QtCore.Qt.MatchExactly): + return + self.labelList.addItem(label) + if self._sort_labels: + self.labelList.sortItems() + + def labelSelected(self, item): + self.edit.setText(item.text()) + + def validate(self): + text = self.edit.text() + if hasattr(text, "strip"): + text = text.strip() + else: + text = text.trimmed() + if text: + self.accept() + + def labelDoubleClicked(self, item): + self.validate() + + def postProcess(self): + text = self.edit.text() + if hasattr(text, "strip"): + text = text.strip() + else: + text = text.trimmed() + self.edit.setText(text) + + def updateFlags(self, label_new): + # keep state of shared flags + flags_old = self.getFlags() + + flags_new = {} + for pattern, keys in self._flags.items(): + if re.match(pattern, label_new): + for key in keys: + flags_new[key] = flags_old.get(key, False) + self.setFlags(flags_new) + + def deleteFlags(self): + for i in reversed(range(self.flagsLayout.count())): + item = self.flagsLayout.itemAt(i).widget() + self.flagsLayout.removeWidget(item) + item.setParent(None) + + def resetFlags(self, label=""): + flags = {} + for pattern, keys in self._flags.items(): + if re.match(pattern, label): + for key in keys: + flags[key] = False + self.setFlags(flags) + + def setFlags(self, flags): + self.deleteFlags() + for key in flags: + item = QtWidgets.QCheckBox(key, self) + item.setChecked(flags[key]) + self.flagsLayout.addWidget(item) + item.show() + + def getFlags(self): + flags = {} + for i in range(self.flagsLayout.count()): + item = self.flagsLayout.itemAt(i).widget() + flags[item.text()] = item.isChecked() + return flags + + def getGroupId(self): + group_id = self.edit_group_id.text() + if group_id: + return int(group_id) + return None + + def popUp(self, text=None, move=True, flags=None, group_id=None): + if self._fit_to_content["row"]: + self.labelList.setMinimumHeight( + self.labelList.sizeHintForRow(0) * self.labelList.count() + 2 + ) + if self._fit_to_content["column"]: + self.labelList.setMinimumWidth( + self.labelList.sizeHintForColumn(0) + 2 + ) + # if text is None, the previous label in self.edit is kept + if text is None: + text = self.edit.text() + if flags: + self.setFlags(flags) + else: + self.resetFlags(text) + self.edit.setText(text) + self.edit.setSelection(0, len(text)) + if group_id is None: + self.edit_group_id.clear() + else: + self.edit_group_id.setText(str(group_id)) + items = self.labelList.findItems(text, QtCore.Qt.MatchFixedString) + if items: + if len(items) != 1: + self.labelList.setCurrentItem(items[0]) + row = self.labelList.row(items[0]) + self.edit.completer().setCurrentRow(row) + self.edit.setFocus(QtCore.Qt.PopupFocusReason) + if move: + self.move(QtGui.QCursor.pos()) + if self.exec_(): + return self.edit.text(), self.getFlags(), self.getGroupId() + else: + return None, None, None diff --git a/PPOCRLabel/libs/unique_label_qlist_widget.py b/PPOCRLabel/libs/unique_label_qlist_widget.py new file mode 100644 index 00000000..cc4cad49 --- /dev/null +++ b/PPOCRLabel/libs/unique_label_qlist_widget.py @@ -0,0 +1,47 @@ +# -*- encoding: utf-8 -*- + +from PyQt5.QtCore import Qt +from PyQt5 import QtWidgets + + +class EscapableQListWidget(QtWidgets.QListWidget): + def keyPressEvent(self, event): + super(EscapableQListWidget, self).keyPressEvent(event) + if event.key() == Qt.Key_Escape: + self.clearSelection() + + +class UniqueLabelQListWidget(EscapableQListWidget): + def mousePressEvent(self, event): + super(UniqueLabelQListWidget, self).mousePressEvent(event) + if not self.indexAt(event.pos()).isValid(): + self.clearSelection() + + def findItemsByLabel(self, label): + items = [] + for row in range(self.count()): + item = self.item(row) + if item.data(Qt.UserRole) == label: + items.append(item) + return items + + def createItemFromLabel(self, label): + item = QtWidgets.QListWidgetItem() + item.setData(Qt.UserRole, label) + return item + + def setItemLabel(self, item, label, color=None): + qlabel = QtWidgets.QLabel() + if color is None: + qlabel.setText("{}".format(label)) + else: + qlabel.setText( + '{} ●'.format( + label, *color + ) + ) + qlabel.setAlignment(Qt.AlignBottom) + + item.setSizeHint(qlabel.sizeHint()) + + self.setItemWidget(item, qlabel) -- GitLab