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main.py
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main.py
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# /usr/bin/env python
# -*- coding: UTF-8 -*-
"""
@Intro : the main gui for the project
@Project: PR_HW
@File : main.py
@Author : whtt
@Time : 2020/10/5 13:32
"""
from PyQt5.Qt import QMainWindow, QWidget, QColor, QPixmap, QIcon, QSize, QFrame, \
QCheckBox, QLineEdit, QAction, QMessageBox, QTextEdit, QImage
from PyQt5.QtWidgets import QHBoxLayout, QVBoxLayout, QPushButton, QSplitter, \
QComboBox, QLabel, QFileDialog, QApplication, QSpinBox
from PaintBoard import PaintBoard
from utils import create_dir_path, create_file_path, Logger
from kernel import Kernel
import sys
import os
from PyQt5 import QtCore
class MyWidget(QWidget):
log = Logger('logs/main/main.log', level='info')
METHOD_KERNEL = Kernel(log.logger)
def __init__(self, Parant=None):
super().__init__(Parant)
self.__eraser_mode_set = False
self.__init_data()
self.__init_view()
def __init_data(self):
self.__canvas = PaintBoard(self)
self.__colorList = QColor.colorNames()
def __init_view(self):
self.setFixedSize(720, 530)
self.label_university = QLabel("学校：\t华南理工大学", self)
self.label_university.setStyleSheet("font-size:12px")
self.label_university.setGeometry(460, 10, 120, 35)
self.label_school = QLabel("专业：\t控制科学与工程", self)
self.label_school.setStyleSheet("font-size:12px")
self.label_school.setGeometry(460, 40, 140, 35)
self.label_name = QLabel("姓名：\t***", self)
self.label_name.setStyleSheet("font-size:12px")
self.label_name.setGeometry(460, 70, 100, 35)
self.label_number = QLabel("学号：\t***", self)
self.label_number.setStyleSheet("font-size:12px")
self.label_number.setGeometry(460, 100, 120, 35)
self.label_im = QLabel(self)
self.label_im.setGeometry(600, 20, 105, 105)
self.label_im.setPixmap(QPixmap("./im_scut.jpg").scaled(105, 105))
self.label_log = QTextEdit(self)
self.label_log.setReadOnly(True)
# self.label_log.moveCursor(QTextCursor.Down)
self.label_log.setStyleSheet("background:transparent; font-size:15px; font-family:Roman times")
# self.label_log.resize(220, 200)
self.label_log.setGeometry(460, 140, 245, 220)
self.label_log.setFrameStyle(QFrame.Panel | QFrame.Sunken)
self.label_log.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignTop)
# create a horizontal layout as the main layout of the GUI
main_layout = QHBoxLayout(self)
# set the distance between widgets to 10px
main_layout.setSpacing(10)
left_layout = QVBoxLayout()
left_layout.setContentsMargins(5, 5, 5, 5)
left_layout.addWidget(self.__canvas)
path_layout = QHBoxLayout()
path_layout.setContentsMargins(5, 5, 5, 5)
self.__lab_path = QLabel(self)
self.__lab_path.setText("Save Path")
self.__lab_path.setFixedHeight(10)
path_layout.addWidget(self.__lab_path)
left_layout.addLayout(path_layout)
self.__txt_path = QLineEdit("./data/1")
path_layout.addWidget(self.__txt_path)
self.__choose_path = QPushButton("index")
self.__choose_path.setParent(self)
# self.__choose_path.setShortcut("Ctrl+S")
self.__choose_path.clicked.connect(self.btn_save_clicked)
path_layout.addWidget(self.__choose_path)
btn_layout = QHBoxLayout()
btn_layout.setContentsMargins(5, 5, 5, 5)
self.__btn_save = QPushButton("Save")
self.__btn_save.setParent(self)
self.__btn_save.setShortcut("Ctrl+A")
self.__btn_save.clicked.connect(self.save_image)
btn_layout.addWidget(self.__btn_save)
self.__btn_recognize = QPushButton("Predict")
self.__btn_recognize.setParent(self)
self.__btn_recognize.setShortcut("Ctrl+R")
self.__btn_recognize.clicked.connect(self.btn_recog_clicked)
btn_layout.addWidget(self.__btn_recognize)
self.__btn_clear = QPushButton("Clear")
self.__btn_clear.setShortcut("Ctrl+X")
self.__btn_clear.setParent(self)
self.__btn_clear.clicked.connect(self.btn_clear_clicked)
btn_layout.addWidget(self.__btn_clear)
self.__btn_exit = QPushButton("EXIT")
self.__btn_exit.setParent(self)
# self.__btn_exit.setShortcut("Ctrl+Q")
self.__btn_exit.clicked.connect(self.btn_exit_clicked)
btn_layout.addWidget(self.__btn_exit)
left_layout.addLayout(btn_layout)
main_layout.addLayout(left_layout)
# put canvas in the left GUI
# main_layout.addWidget(self.__canvas)
# main_layout.addWidget(left_layout)
# set the right layout
right_layout = QVBoxLayout()
# set the space between right contents
right_layout.setContentsMargins(5, 5, 5, 14)
splitter = QSplitter(self)
right_layout.addWidget(splitter)
method_layout = QHBoxLayout()
self.__lab_method = QLabel(self)
self.__lab_method.setText("Recognition Method")
self.__lab_method.setFixedHeight(30)
method_layout.addWidget(self.__lab_method)
self.kernel_list = ['NaiveBayesian', 'VoteFisher', 'MultiFisher', 'SklearnFisher', 'CNN']
self.__box_method = QComboBox(self)
self.__box_method.addItems(self.kernel_list)
self.__box_method.setCurrentIndex(0)
method_layout.addWidget(self.__box_method)
right_layout.addLayout(method_layout)
show_layout = QHBoxLayout()
canv_layout = QVBoxLayout()
self.__cbtn_eraser = QCheckBox("Eraser")
self.__cbtn_eraser.setParent(self)
self.__cbtn_eraser.clicked.connect(self.btn_eraser_clicked)
canv_layout.addWidget(self.__cbtn_eraser)
pen_size_layout = QHBoxLayout()
self.__lab_pen_size = QLabel(self)
self.__lab_pen_size.setText("Pen Size")
self.__lab_pen_size.setFixedHeight(20)
# self.__lab_pen_size.setFixedSize(50, 20)
pen_size_layout.addWidget(self.__lab_pen_size)
self.__box_pen_size = QSpinBox(self)
self.__box_pen_size.setMaximum(40)
self.__box_pen_size.setMinimum(20)
self.__box_pen_size.setValue(30)
self.__box_pen_size.setSingleStep(2)
self.__box_pen_size.setFixedSize(50, 20)
self.__box_pen_size.valueChanged.connect(self.box_pen_size_change)
pen_size_layout.addWidget(self.__box_pen_size)
canv_layout.addLayout(pen_size_layout)
pen_color_layout = QHBoxLayout()
self.__label_pen_color = QLabel(self)
self.__label_pen_color.setText("Pen Color")
self.__label_pen_color.setFixedHeight(20)
pen_color_layout.addWidget(self.__label_pen_color)
self.__combo_pen_color = QComboBox(self)
self.__combo_pen_color.setFixedSize(50, 20)
self.__fillColorList(self.__combo_pen_color)
self.__combo_pen_color.currentIndexChanged.connect(self.pen_color_changed)
pen_color_layout.addWidget(self.__combo_pen_color)
canv_layout.addLayout(pen_color_layout)
show_layout.addLayout(canv_layout)
self.feature_map = QLabel()
self.feature_map.setFixedSize(100, 100)
self.feature_map.setText("")
self.feature_map.setObjectName('feature map')
show_layout.addWidget(self.feature_map)
right_layout.addLayout(show_layout)
main_layout.addLayout(right_layout)
def btn_recog_clicked(self):
self.update()
savePath = "./recog.jpg"
image = self.__canvas.get_current_image()
image.save(savePath)
save_path = os.path.abspath(savePath)
self.label_log.append("image saved in path:\n{}".format(save_path))
method_text = self.__box_method.currentText()
self.label_log.append('method: {}'.format(method_text))
predict = self.METHOD_KERNEL.set_kernel(savePath, method_text)
# pic = QTextImageFormat()
# pic.setName('./feature_map.jpg')
# pic.setHeight(100)
# pic.setWidth(100)
showImage = QImage('./feature_map.jpg').scaled(100, 100)
self.feature_map.setPixmap(QPixmap.fromImage(showImage))
# self.label_log.append('feature map:\n')
# self.label_log.textCursor().insertImage('./feature_map.jpg')
self.label_log.append("recognition result is: {}".format(predict))
# self.label_log.moveCursor(QTextCursor.End)
# self.label_log.textCursor().clearSelection()
# del pic
message = QMessageBox()
message.setText("recognition result is: {}".format(predict))
# message.addButton()
message.exec_()
def btn_clear_clicked(self):
self.__canvas.clear()
self.label_log.append("Canvas is clean now!")
def btn_save_clicked(self):
save_path = QFileDialog.getSaveFileName(self, 'save your paint', '.\\', '*.jpg')
if save_path[0] == "":
self.label_log.append("save cancel")
return
self.__txt_path.setText(save_path[0])
save_image = self.__canvas.get_current_image()
save_image.save(save_path[0])
save_path_ = os.path.abspath(save_path[0])
self.label_log.append("image saved in path:\n{}".format(save_path_))
def save_image(self):
self.__txt_path.setText(self.__txt_path.displayText())
save_path = self.__txt_path.text()
created = create_dir_path(save_path)
if created:
self.label_log.append("create an directory:\n{}".format(save_path))
file_path = create_file_path(save_path)
save_image = self.__canvas.get_current_image()
save_image.save(file_path)
file_path_ = os.path.abspath(file_path)
self.label_log.append("image saved in path:\n{}".format(file_path_))
def btn_exit_clicked(self):
self.close()
QApplication.quit()
def btn_eraser_clicked(self):
self.__eraser_mode_set = ~self.__eraser_mode_set
if self.__eraser_mode_set:
self.label_log.append("Attention! Eraser Mode!")
else:
self.label_log.append("Writing Mode!")
if self.__cbtn_eraser.isChecked():
self.__canvas.EraserMode = True
else:
self.__canvas.EraserMode = False
def box_pen_size_change(self):
pen_size = self.__box_pen_size.value()
self.__canvas.pen_size(pen_size)
def __fillColorList(self, comboBox):
index_black = 0
index = 0
for color in self.__colorList:
if color == "black":
index_black = index
index += 1
pix = QPixmap(70, 20)
pix.fill(QColor(color))
comboBox.addItem(QIcon(pix), None)
comboBox.setIconSize(QSize(70, 20))
comboBox.setSizeAdjustPolicy(QComboBox.AdjustToContents)
comboBox.setCurrentIndex(index_black)
def pen_color_changed(self):
color_index = self.__combo_pen_color.currentIndex()
color_str = self.__colorList[color_index]
self.__canvas.pen_color(color_str)
class MainWindow(QMainWindow):
def __init__(self, widget):
QMainWindow.__init__(self)
self.setWindowTitle("Pattern Recognition")
self.setStyleSheet("font-size:14px; font-family:Roman Times")
self.__widget = widget
self.__menu = self.menuBar()
self.__file_menu = self.__menu.addMenu("File")
self.__view_menu = self.__menu.addMenu("View")
save_action = QAction("Save", self)
save_action.setShortcut("Ctrl+S")
save_action.triggered.connect(self.save_app)
exit_action = QAction("Exit", self)
exit_action.setShortcut("Ctrl+Q")
exit_action.triggered.connect(self.exit_app)
self.__file_menu.addAction(save_action)
self.__file_menu.addAction(exit_action)
clear_log_action = QAction("Log_Clear", self)
clear_log_action.setShortcut("Ctrl+E")
clear_log_action.triggered.connect(self.clear_log_app)
self.__view_menu.addAction(clear_log_action)
self.setCentralWidget(widget)
def exit_app(self):
QApplication.quit()
def save_app(self):
self.__widget.btn_save_clicked()
def clear_log_app(self):
self.__widget.label_log.clear()
if __name__ == '__main__':
app = QApplication(sys.argv)
widget = MyWidget()
window = MainWindow(widget)
window.resize(720, 550)
window.show()
exit(app.exec_())