forked from githubxiaowei/BrokenHead
/
main.py
326 lines (279 loc) · 12.8 KB
/
main.py
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# -*- coding: UTF-8 -*-
import sys
from mainUI import Ui_MainWindow
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtWidgets import *
import math
from PyQt5.QtCore import Qt, QEvent
from vtk.qt.QVTKRenderWindowInteractor import QVTKRenderWindowInteractor
from PyQt5 import QtWidgets
from PyQt5.QtGui import QImage, QPixmap
from utils import *
from PyQt5.QtWidgets import QMessageBox
from PyQt5.QtWidgets import QGraphicsScene, QGraphicsPixmapItem, QGraphicsView
class mywindow(QtWidgets.QMainWindow, Ui_MainWindow):
def __init__(self):
super(mywindow, self).__init__()
self.setupUi(self)
self.init_var()
self.init_ui()
def init_var(self):
self.dirPath = ''
self.slice_idx = 0
self.samples = []
self.hasLabel = False
self.showLabel = False
self.current_image_path = ''
self.current_label_path = ''
self.current_label = None # 原始标签
self.current_image = None # 原始图片
self.current_data = None # 指针
self.current_clip = None # 窗口图片
self.current_merge = None # 合并图片
self.boneActor = None
self.labelActor = None
self.outlineActor = None
self.HU2dmin = 0
self.HU2dmax = 1000
self.HU3d = 500
self.HUMIN = -3000
self.HUMAX = 3000
def message(self,item):
self.hasLabel = False
self.showLabel = False
self.current_image_path, self.current_label_path = '',''
for i in self.samples:
if item.text() in i[0]:
self.current_image_path, self.current_label_path = i[0],i[1]
if len(i[1])>0:
self.hasLabel = True
if self.current_image_path != '':
try:
#读取文件放到中间两个框框
print('selected: ', self.current_image_path)
self.current_image = np.transpose(nib.load(self.current_image_path).dataobj,(2,0,1))
if self.hasLabel:
self.current_label = np.transpose(nib.load(self.current_label_path).dataobj, (2, 0, 1))
self.current_clip = clip(self.current_image, self.HU2dmin, self.HU2dmax)
self.current_data = self.current_clip
self.show2d()
self.clear3d()
self.show3d()
except Exception as e:
print(e)
img = nib.load(self.current_image_path)
pieces = str(img.header).split('\n')
l = []
for p in pieces:
if '<class' not in p and 'magic' not in p and 'pixdim' not in p and 'slice_start' not in p and ':' in p:
l.append(p)
self.NIImessage.setText('\n'.join(l))
if self.hasLabel:
self.textBrowser.setText("骨窗示：顶骨见多发线状低密度影，骨皮质不连续，可见断端向内移位，余颅骨骨质密度正常，未见明确骨折线影。")
else:
self.textBrowser.setText("颅骨骨质密度正常，未见明确骨折线影。 ")
def table(self):
self.dirPath = QFileDialog.getExistingDirectory(self)
if len(self.dirPath) > 0:
print('selected: ', self.dirPath)
self.filelist = os.listdir(self.dirPath)
test_sample = []
test_path = self.dirPath
for instance in os.listdir(test_path):
instance_path = os.path.join(test_path, instance)
files = [os.path.join(instance_path, i) for i in os.listdir(instance_path)]
if len(files) > 0:
test_sample.append(files)
self.samples = [[test_sample[i][0], ''] if len(test_sample[i]) == 1 else [test_sample[i][1], test_sample[i][0]] for i
in range(len(test_sample))]
_translate = QtCore.QCoreApplication.translate
self.List.clear()
for i in self.samples:
if len(i[1]) == 0:
item = QtWidgets.QListWidgetItem(QtGui.QIcon('resource/green.png'),
_translate("MainWindow", i[0].split(os.path.sep)[-2]))
self.List.addItem(item)
else:
item = QtWidgets.QListWidgetItem(QtGui.QIcon('resource/red.png'),
_translate("MainWindow", i[0].split(os.path.sep)[-2]))
self.List.addItem(item)
# for i in self.samples:
# item = QtWidgets.QListWidgetItem()
# item.setText(_translate("MainWindow", i[0].split(os.path.sep)[-2]))
# self.List.addItem(item)
# print(i)
def show2d(self):
self.statusBar().showMessage("showLabel: {}".format(self.showLabel))
self.current_data = self.current_merge if self.showLabel else self.current_clip
img = self.current_data[self.slice_idx]
# img = img[:,::-1,:]
x = img.shape[1]
y = img.shape[0]
size = self.view2d.size()
zoomscale = max([size.height(), size.width()]) / x # 图片放缩尺度
qimg = QImage(img, x, y, QImage.Format_RGB888)
qpix = QPixmap.fromImage(qimg)
item = QGraphicsPixmapItem(qpix)
item.setScale(zoomscale)
scene = QGraphicsScene()
scene.addItem(item)
self.view2d.setScene(scene)
self.view2d.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.view2d.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
def show3d(self):
bone_reader = vtk.vtkMetaImageReader()
bone_reader.SetFileName(nii2mhd(self.current_image_path,save_file="temp/bone.mhd"))
self.boneActor = genActor(bone_reader, self.HU3d, "Ivory")
if self.hasLabel:
label_reader = vtk.vtkMetaImageReader()
label_reader.SetFileName(nii2mhd(self.current_label_path, save_file="temp/label.mhd"))
self.labelActor = genActor(label_reader, 1, "labelColor")
outlineData = vtk.vtkOutlineFilter()
outlineData.SetInputConnection(bone_reader.GetOutputPort())
mapOutline = vtk.vtkPolyDataMapper()
mapOutline.SetInputConnection(outlineData.GetOutputPort())
self.outlineActor = vtk.vtkActor()
self.outlineActor.SetMapper(mapOutline)
self.outlineActor.GetProperty().SetColor(vtk.vtkNamedColors().GetColor3d("Red"))
aCamera = vtk.vtkCamera()
aCamera.SetViewUp(0, 0, 1)
aCamera.SetPosition(0, -1, 0)
aCamera.SetFocalPoint(0, 0, 0)
aCamera.ComputeViewPlaneNormal()
aCamera.Azimuth(30.0)
aCamera.Elevation(30.0)
aCamera.Dolly(1.1)
self.ren.AddActor(self.boneActor)
if self.showLabel:
self.ren.AddActor(self.labelActor)
self.ren.AddActor(self.outlineActor)
self.ren.SetActiveCamera(aCamera)
self.ren.ResetCamera()
self.ren.ResetCameraClippingRange()
self.view3d.GetRenderWindow().Render()
def show3d_label(self):
if self.showLabel:
self.ren.AddActor(self.labelActor)
else:
try:
self.ren.RemoveActor(self.labelActor)
except Exception as e:
pass
self.view3d.GetRenderWindow().Render()
def clear3d(self):
try:
self.ren.RemoveActor(self.labelActor)
self.ren.RemoveActor(self.boneActor)
self.ren.RemoveActor(self.outlineActor)
except Exception as e:
pass
def init_3drender(self):
self.view3d.close()
self.horizontalLayout.removeWidget(self.view3d)
self.view3d = QVTKRenderWindowInteractor(self.centralwidget)
self.view3d.setObjectName("vtkWidget")
self.horizontalLayout.addWidget(self.view3d)
self.ren = vtk.vtkRenderer()
self.view3d.GetRenderWindow().AddRenderer(self.ren)
self.iren = self.view3d.GetRenderWindow().GetInteractor()
colors = vtk.vtkNamedColors()
colors.SetColor("BkgColor", [0, 0, 0, 255])
self.ren.SetBackground(colors.GetColor3d("BkgColor"))
self.iren.Initialize()
def init_2drender(self):
self.view2d.close()
self.horizontalLayout.removeWidget(self.view2d)
self.view2d = MyView(self.centralwidget)
self.view2d.setWindow(self)
self.view2d.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.view2d.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.view2d.horizontalScrollBar().disconnect()
self.view2d.verticalScrollBar().disconnect()
self.view2d.setObjectName("view2d")
self.horizontalLayout.addWidget(self.view2d)
def help(self):
# QMessageBox.about(self, "使用说明", QtGui.QIcon('resource/help.jpg'))
vbox = QVBoxLayout()
msgBox = QDialog()
msgBox.setWindowIcon(QtGui.QIcon('resource/logo.jpg'))
msgBox.setWindowTitle("说明")
label = QLabel(self)
pix = QPixmap('resource/help.jpg')
label.setPixmap(pix)
vbox.addWidget(label)
msgBox.setLayout(vbox)
msgBox.setWindowModality(Qt.ApplicationModal)
msgBox.exec_()
def changeSlider1(self, value):
self.HU2dmin = value
if self.current_clip is not None:
self.current_clip = clip(self.current_image, self.HU2dmin, self.HU2dmax)
self.show2d()
def changeSlider2(self, value):
self.HU2dmax = value
if self.current_clip is not None:
self.current_clip = clip(self.current_image, self.HU2dmin, self.HU2dmax)
self.show2d()
def init_ui(self):
# self.pushButton_open.clicked.connect(self.choosePhoto)
# self.pushButton_detect.clicked.connect(self.show_label)
# self.QtWeiget.showMaximized()
self.actionopen.triggered.connect( self.table)
self.actionhelp.triggered.connect(self.help)
self.List.itemClicked.connect(self.message) # 点击文件名触发显示NII信息
self.List.clear()
self.init_2drender()
self.init_3drender()
self.horizontalLayout.setStretch(0, 1)
self.horizontalLayout.setStretch(1, 1)
self.view2d.setStyleSheet('''background-color:rgb(0, 0, 0);border-width:2px;border-color: rgb(230,230,250); ''')
self.view3d.setStyleSheet('''background-color:rgb(0, 0, 0);border-width:2px;border-color: rgb(230,230,250); ''')
self.NIImessage.setStyleSheet('''background-color:rgb(105, 105, 105);border-radius: 5px; color:rgb(255,255,255); ''')
self.List.setStyleSheet('''background-color:rgb(105, 105, 105);border-radius: 5px; color:rgb(255,255,255);''')
self.textBrowser.setStyleSheet('''background-color:rgb(255, 255, 255); color:rgb(0,0,0);''')
self.setStyleSheet('''background-color:rgb(207, 207, 207);border-radius: 5px; color:rgb(0,0,0);''')
self.setWindowIcon(QtGui.QIcon('./resource/logo.jpg'))
self.Slider1.valueChanged[int].connect(self.changeSlider1)
self.Slider2.valueChanged[int].connect(self.changeSlider2)
self.Slider1.setMinimum(-3000)
self.Slider2.setMinimum(-3000)
self.Slider1.setMaximum(3000)
self.Slider2.setMaximum(3000)
self.Slider1.setValue(0)
self.Slider2.setValue(1000)
# screen = QDesktopWidget().screenGeometry()
# self.setGeometry(0, 0, screen.width(), screen.height())
class MyView(QGraphicsView):
def __init__(self, parent):
super(MyView,self).__init__(parent)
self.window = None
def setWindow(self, w):
self.window = w
def wheelEvent(self,event):
# print("点鼠标. 坐标值:", event.x(), event.y())
'''Zoom In/Out with CTRL + mouse wheel'''
if event.modifiers() == Qt.ControlModifier:
s = math.pow(2.0, event.angleDelta().y() / 240.0)
x, y = event.x(), event.y()
c_x, c_y = self.size().width()//2, self.size().height()//2
# print(c_x, c_y)
self.scale(s,s)
elif self.window.current_data is not None:
# return QGraphicsView.wheelEvent(self, event)
self.window.slice_idx += 1 if event.angleDelta().y() > 0 else -1
self.window.slice_idx = max(0,min(self.window.slice_idx, len(self.window.current_data)-1))
self.window.show2d()
def mousePressEvent(self,e):
if(e.buttons()==QtCore.Qt.RightButton):
if self.window.hasLabel==True:
self.window.showLabel = not self.window.showLabel
self.window.current_merge = merge(self.window.current_clip, self.window.current_label)
self.window.show2d()
self.window.show3d_label()
if __name__ == '__main__':
app = QtWidgets.QApplication(sys.argv)
MainWindow = mywindow()
# MainWindow.show()
MainWindow.showMaximized()
# MainWindow.showFullScreen()
sys.exit(app.exec_())