pip?install?PyQt5?-i?https://pypi.tuna.tsinghua.edu.cn/simple/

pip?install?extcolors?-i?https://pypi.tuna.tsinghua.edu.cn/simple/

#?It's?a?module?that?allows?you?to?print?the?stack?trace?of?an?exception.
import?traceback

#?It's?a?module?that?allows?you?to?print?the?stack?trace?of?an?exception.
import?extcolors

#?It's?importing?all?the?classes?from?the?QtWidgets?module.
from?PyQt5.QtWidgets?import?*

#?It's?importing?all?the?classes?from?the?QtGui?module.
from?PyQt5.QtGui?import?*

#?It's?importing?all?the?classes?from?the?QtCore?module.
from?PyQt5.QtCore?import?*

#?It's?importing?the?sys?module.
import?sys

#?It's?importing?the?os?module.
import?os

class?ColorUI(QWidget):
????def?__init__(self):
????????"""
????????A?constructor.?It?is?called?when?an?object?is?created?from?a?class?and?it?allows?the?class?to?initialize?the
????????attributes?of?a?class.
????????"""
????????super(ColorUI,?self).__init__()
????????self.init_ui()

????def?init_ui(self):
????????"""
????????This?function?initializes?the?UI.
????????"""
????????self.setWindowTitle('圖片顏色提取器?公眾號(hào)：Python 集中營(yíng)')
????????self.setWindowIcon(QIcon('color.ico'))
????????self.resize(500,?300)

????????self.image_label?=?QLabel()
????????self.image_label.setMinimumWidth(300)
????????self.image_label.setMaximumHeight(300)
????????self.image_label.setText('公眾號(hào)：Python 集中營(yíng)')
????????self.image_label.setAlignment(Qt.AlignCenter)
????????self.image_label.setStyleSheet('font-size:20px;color:blue;')
????????self.image_label.setScaledContents(True)

????????self.image_path_in?=?QLineEdit()
????????self.image_path_in.setPlaceholderText('源圖片路徑')
????????self.image_path_in.setReadOnly(True)

????????self.image_path_btn?=?QPushButton()
????????self.image_path_btn.setText('加載源圖片')
????????self.image_path_btn.clicked.connect(self.image_path_btn_click)

????????self.set_color_num_label?=?QLabel()
????????self.set_color_num_label.setText('設(shè)置提取色卡數(shù)量：')

????????self.set_color_num_in?=?QLineEdit()
????????self.set_color_num_in.setPlaceholderText('例如：10')

????????self.start_btn?=?QPushButton()
????????self.start_btn.setText('開(kāi)始提取顏色')
????????self.start_btn.clicked.connect(self.start_btn_click)

????????self.brower?=?QTextBrowser()
????????self.brower.setReadOnly(True)
????????self.brower.setFont(QFont('宋體',?8))
????????self.brower.setPlaceholderText('日志處理過(guò)程區(qū)域...')
????????self.brower.ensureCursorVisible()

????????hbox?=?QHBoxLayout()

????????left_box?=?QVBoxLayout()
????????right_box?=?QVBoxLayout()

????????left_box.addWidget(self.image_label)
????????right_form_box?=?QFormLayout()
????????right_form_box.addRow(self.image_path_in,?self.image_path_btn)
????????right_form_box.addRow(self.set_color_num_label,?self.set_color_num_in)
????????right_form_box.addRow(self.start_btn)
????????right_box.addLayout(right_form_box)
????????right_box.addWidget(self.brower)

????????hbox.addLayout(left_box)
????????hbox.addLayout(right_box)

????????self.thread_?=?ColorWork(self)
????????self.thread_.message.connect(self.show_message)

????????self.setLayout(hbox)

????def?show_message(self,?text):
????????"""
????????It?shows?a?message

????????:param?text:?The?text?to?be?displayed
????????"""
????????cursor?=?self.brower.textCursor()
????????cursor.movePosition(QTextCursor.End)
????????self.brower.append(text)
????????self.brower.setTextCursor(cursor)
????????self.brower.ensureCursorVisible()

????def?start_btn_click(self):
????????"""
????????A?function?that?is?called?when?the?start?button?is?clicked.
????????"""
????????self.thread_.start()

????def?image_path_btn_click(self):
????????"""
????????It?opens?a?file?dialog?box?to?select?the?image?file.
????????"""
????????path?=?QFileDialog.getOpenFileName(self,?"選取文件",?os.getcwd(),?"Image?File?(*.jpg);;Image?File?(*.png)")
????????self.image_path_in.setText(path[0])
????????pixmap?=?QPixmap(path[0])
????????self.image_label.clear()
????????self.image_label.setPixmap(pixmap)

class?ColorWork(QThread):
????message?=?pyqtSignal(str)

????def?__init__(self,?parent=None):
????????"""
????????A?constructor?that?initializes?the?class.

????????:param?parent:?The?parent?widget
????????"""
????????super(ColorWork,?self).__init__(parent)
????????self.working?=?True
????????self.parent?=?parent

????def?__del__(self):
????????"""
????????A?destructor.?It?is?called?when?the?object?is?destroyed.
????????"""
????????self.working?=?False

????def?run(self):
????????"""
????????*|CURSOR_MARCADOR|*
????????"""
????????try:
????????????image_path_in?=?self.parent.image_path_in.text().strip()
????????????set_color_num_in?=?self.parent.set_color_num_in.text().strip()
????????????if?image_path_in?==?''?or?set_color_num_in?==?'':
????????????????self.message.emit('系統(tǒng)參數(shù)設(shè)置不能為空，請(qǐng)檢查參數(shù)設(shè)置！')
????????????????return
????????????colors_x?=?extcolors.extract_from_path(image_path_in,?tolerance=12,?limit=int(set_color_num_in))

????????????for?turple_?in?colors_x[0]:
????????????????rgb_?=?turple_[0]
????????????????color_16?=?('{:02X}'?*?3).format(rgb_[0],?rgb_[1],?rgb_[2])
????????????????color_16?=?('#'?+?color_16)
????????????????self.message.emit(color_16)
????????except:
????????????traceback.print_exc()
????????????self.message.emit('系統(tǒng)運(yùn)行出現(xiàn)錯(cuò)誤，請(qǐng)檢查相關(guān)參數(shù)是否正確！')

if?__name__?==?'__main__':
????app?=?QApplication(sys.argv)
????main?=?ColorUI()
????main.show()
????sys.exit(app.exec_())