PaddleOCR/PPOCRLabel/libs/unique_label_qlist_widget.py

46 lines
1.4 KiB
Python

# -*- 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, get_row=False):
items = []
for row in range(self.count()):
item = self.item(row)
if item.data(Qt.UserRole) == label:
items.append(item)
if get_row:
return row
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(f"{label}")
else:
qlabel.setText('<font color="#{:02x}{:02x}{:02x}">●</font> {} '.format(*color, label))
qlabel.setAlignment(Qt.AlignBottom)
item.setSizeHint(qlabel.sizeHint())
self.setItemWidget(item, qlabel)