我正在Android上构建步进跟踪器，并成功与Google Fit集成。但是，我无法访问用户的Gmail地址。有人可以帮我吗？
答案 0 :(得分：0)
要检索用户的电子邮件地址，您必须实现Google Plus API，要使用plus API，请确保在import random
import matplotlib
# Make sure that we are using QT5
matplotlib.use('Qt5Agg')
from PyQt5 import QtCore, QtGui, QtWidgets, QtMultimedia, QtMultimediaWidgets
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.figure import Figure
import matplotlib.animation as animation
class MyMplCanvas(FigureCanvas):
def __init__(self, parent=None, width=5, height=4, dpi=100):
fig = Figure(figsize=(width, height), dpi=dpi)
# https://stackoverflow.com/a/6981055/6622587
ax = fig.add_subplot(111) # The big subplot
self.ax = fig.add_subplot(211)
self.bx = fig.add_subplot(212)
FigureCanvas.__init__(self, fig)
self.setParent(parent)
FigureCanvas.setSizePolicy(self,
QtWidgets.QSizePolicy.Expanding,
QtWidgets.QSizePolicy.Expanding)
FigureCanvas.updateGeometry(self)
ax.set_title('TMP102 Temperature over Time')
ax.spines['top'].set_color('none')
ax.spines['bottom'].set_color('none')
ax.spines['left'].set_color('none')
ax.spines['right'].set_color('none')
ax.tick_params(labelcolor='w', top=False, bottom=False, left=False, right=False)
ax.set_xlabel('Samples')
ax.set_ylabel('Temperature (deg C)')
self.x_len = 200 # Number of points to display
self.y_range = [10, 40] # Range of possible Y values to display
self.xs = list(range(0, 200))
self.ys = [0 for _ in range(self.x_len)]
self.anim = animation.FuncAnimation(fig, self.animate, init_func=self.init, interval=50,blit=True)
def init(self):
y_range = [10, 40]
self.ax.set_ylim(*y_range)
self.bx.set_ylim(*y_range)
self.line, = self.ax.plot(self.xs, self.ys)
self.line2, = self.bx.plot(self.xs, self.ys)
return self.line, self.line2
def animate(self, i):
temp_c = random.randint(15, 35)
self.ys.append(temp_c)
self.ys = self.ys[-self.x_len:]
self.line.set_ydata(self.ys)
self.line2.set_ydata(self.ys)
return self.line, self.line2
class ApplicationWindow(QtWidgets.QMainWindow):
def __init__(self, parent=None):
super(ApplicationWindow, self).__init__(parent)
main_widget = QtWidgets.QWidget()
l = QtWidgets.QVBoxLayout(main_widget)
sc = MyMplCanvas(main_widget, width=5, height=4, dpi=100)
l.addWidget(sc)
self.setCentralWidget(main_widget)
class VideoWindow(QtWidgets.QMainWindow):
def __init__(self, parent=None):
super(VideoWindow, self).__init__(parent)
self.setWindowTitle("PyQt Video Player Widget Example - pythonprogramminglanguage.com")
self.mediaPlayer = QtMultimedia.QMediaPlayer(self, QtMultimedia.QMediaPlayer.VideoSurface)
videoWidget = QtMultimediaWidgets.QVideoWidget()
self.playButton = QtWidgets.QPushButton()
self.playButton.setEnabled(False)
self.playButton.setIcon(self.style().standardIcon(QtWidgets.QStyle.SP_MediaPlay))
self.playButton.clicked.connect(self.play)
self.positionSlider = QtWidgets.QSlider(QtCore.Qt.Horizontal)
self.positionSlider.setRange(0, 0)
self.positionSlider.sliderMoved.connect(self.setPosition)
self.errorLabel =QtWidgets.QLabel()
self.errorLabel.setSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Maximum)
# Create new action
openAction = QtWidgets.QAction(QtGui.QIcon('open.png'), '&Open', self)
openAction.setShortcut('Ctrl+O')
openAction.setStatusTip('Open movie')
openAction.triggered.connect(self.openFile)
# Create exit action
exitAction = QtWidgets.QAction(QtGui.QIcon('exit.png'), '&Exit', self)
exitAction.setShortcut('Ctrl+Q')
exitAction.setStatusTip('Exit application')
exitAction.triggered.connect(self.exitCall)
# Create menu bar and add action
menuBar = self.menuBar()
fileMenu = menuBar.addMenu('&File')
#fileMenu.addAction(newAction)
fileMenu.addAction(openAction)
fileMenu.addAction(exitAction)
# Create a widget for window contents
wid = QtWidgets.QWidget()
self.setCentralWidget(wid)
# Create layouts to place inside widget
controlLayout = QtWidgets.QHBoxLayout()
controlLayout.setContentsMargins(0, 0, 0, 0)
controlLayout.addWidget(self.playButton)
controlLayout.addWidget(self.positionSlider)
layout = QtWidgets.QVBoxLayout()
layout.addWidget(videoWidget)
layout.addLayout(controlLayout)
layout.addWidget(self.errorLabel)
# Set widget to contain window contents
wid.setLayout(layout)
self.mediaPlayer.setVideoOutput(videoWidget)
self.mediaPlayer.stateChanged.connect(self.mediaStateChanged)
self.mediaPlayer.positionChanged.connect(self.positionChanged)
self.mediaPlayer.durationChanged.connect(self.durationChanged)
self.mediaPlayer.error.connect(self.handleError)
def openFile(self):
fileName, _ = QtWidgets.QFileDialog.getOpenFileName(self, "Open Movie", QtCore.QDir.homePath())
if fileName:
media = QtMultimedia.QMediaContent(QtCore.QUrl.fromLocalFile(fileName))
self.mediaPlayer.setMedia(media)
self.playButton.setEnabled(True)
def exitCall(self):
QtWidgets.QApplication.quit()
def play(self):
if self.mediaPlayer.state() == QtMultimedia.QMediaPlayer.PlayingState:
self.mediaPlayer.pause()
else:
self.mediaPlayer.play()
def mediaStateChanged(self, state):
if self.mediaPlayer.state() == QtMultimedia.QMediaPlayer.PlayingState:
self.playButton.setIcon(
self.style().standardIcon(QtWidgets.QStyle.SP_MediaPause))
else:
self.playButton.setIcon(
self.style().standardIcon(QtWidgets.QStyle.SP_MediaPlay))
def positionChanged(self, position):
self.positionSlider.setValue(position)
def durationChanged(self, duration):
self.positionSlider.setRange(0, duration)
def setPosition(self, position):
self.mediaPlayer.setPosition(position)
def handleError(self):
self.playButton.setEnabled(False)
self.errorLabel.setText("Error: " + self.mediaPlayer.errorString())
if __name__ == '__main__':
import sys
app = QtWidgets.QApplication(sys.argv)
player = VideoWindow()
player.resize(640, 480)
player.show()
w = ApplicationWindow()
w.show()
sys.exit(app.exec_())
中添加播放服务依赖项。
build.grade之后，使用此代码段检索用户电子邮件地址。
compile com.google.android.gms:play-services-plus:15.0.1