def __init__(self):
super().__init__()
widget = QSpinBox() # QDoubleSpinBox()
widget.setRange(-10, 10)
widget.setPrefix("$")
widget.setSuffix("c")
widget.setSingleStep(1) # 0.1
widget.valueChanged.connect(self.value_changed)
widget.valueChanged[str].connect(self.value_changed_str)
self.setCentralWidget(widget)
class NetPositionUI(QWidget):
def __init__(self, *args, **kwargs):
super(NetPositionUI, self).__init__(*args, **kwargs)
main_layout = QVBoxLayout()
main_layout.setContentsMargins(QMargins(2, 1, 2, 1))
main_layout.setSpacing(1)
# 操作栏
opt_layout = QHBoxLayout()
self.interval_days = QSpinBox(self)
self.interval_days.setMinimum(1)
self.interval_days.setMaximum(30)
self.interval_days.setValue(5)
self.interval_days.setPrefix("日期间隔 ")
self.interval_days.setSuffix(" 天")
opt_layout.addWidget(self.interval_days)
self.query_button = QPushButton('确定', self)
opt_layout.addWidget(self.query_button)
self.tip_label = QLabel('左侧可选择间隔天数,确定查询数据. ', self)
opt_layout.addWidget(self.tip_label)
opt_layout.addStretch()
main_layout.addLayout(opt_layout)
# 显示数据的表
self.data_table = QTableWidget(self)
self.data_table.setFrameShape(QFrame.NoFrame)
self.data_table.setEditTriggers(QAbstractItemView.NoEditTriggers) # 不可编辑
self.data_table.setFocusPolicy(Qt.NoFocus) # 去选中时的虚线框
self.data_table.setAlternatingRowColors(True) # 交替行颜色
self.data_table.horizontalHeader().setDefaultSectionSize(85) # 默认的标题头宽
self.data_table.verticalHeader().hide()
self.data_table.verticalHeader().setDefaultSectionSize(18) # 设置行高(与下行代码同时才生效)
self.data_table.verticalHeader().setMinimumSectionSize(18)
main_layout.addWidget(self.data_table)
self.setLayout(main_layout)
self.tip_label.setObjectName("tipLabel")
self.data_table.setObjectName("dataTable")
self.data_table.horizontalHeader().setStyleSheet("QHeaderView::section,"
"QTableCornerButton::section{height:25px;background-color:rgb(243,245,248);font-weight:bold;font-size:13px}")
self.setStyleSheet(
"#tipLabel{color:rgb(230,50,50);font-weight:bold;}"
"#dataTable::item{padding:2px}"
"#dataTable{selection-color:rgb(255,255,255);selection-background-color:rgb(51,143,255);alternate-background-color:rgb(245,250,248)}"
)
def __init__(self):
super().__init__()
self.setWindowTitle("Line edit")
widget = QSpinBox() # QDoubleSpinBox is for floats
widget.setMinimum(-10)
widget.setMaximum(3)
# or: widget.setRange(-10, 3)
widget.setPrefix("$")
widget.setSuffix("c")
widget.setSingleStep(3)
widget.valueChanged.connect(self.value_changed)
widget.valueChanged[str].connect(self.value_changed_str)
self.setCentralWidget(widget)
def __init__(self):
super().__init__()
self.setWindowTitle("My App")
widget = QSpinBox()
# Or: widget = QDoubleSpinBox()
widget.setMinimum(-10)
widget.setMaximum(3)
# Or: widget.setRange(-10,3)
widget.setPrefix("$")
widget.setSuffix("c")
widget.setSingleStep(3) # Or e.g. 0.5 for QDoubleSpinBox
widget.valueChanged.connect(self.value_changed)
widget.textChanged.connect(self.value_changed_str)
self.setCentralWidget(widget)
class PlanesWidget(ToolWidget):
def __init__(self, image, parent=None):
super(PlanesWidget, self).__init__(parent)
self.chan_combo = QComboBox()
self.chan_combo.addItems(
[self.tr('Luminance'), self.tr('Red'), self.tr('Green'), self.tr('Blue'), self.tr('RGB Norm')])
self.plane_spin = QSpinBox()
self.plane_spin.setPrefix(self.tr('Bit '))
self.plane_spin.setRange(0, 7)
self.filter_combo = QComboBox()
self.filter_combo.addItems([self.tr('Disabled'), self.tr('Median'), self.tr('Gaussian')])
self.image = image
self.viewer = ImageViewer(self.image, self.image)
self.planes = None
self.preprocess()
self.chan_combo.currentIndexChanged.connect(self.preprocess)
self.plane_spin.valueChanged.connect(self.process)
self.filter_combo.currentIndexChanged.connect(self.process)
top_layout = QHBoxLayout()
top_layout.addWidget(QLabel(self.tr('Channel:')))
top_layout.addWidget(self.chan_combo)
top_layout.addWidget(QLabel(self.tr('Plane:')))
top_layout.addWidget(self.plane_spin)
top_layout.addWidget(QLabel(self.tr('Filter:')))
top_layout.addWidget(self.filter_combo)
top_layout.addStretch()
main_layout = QVBoxLayout()
main_layout.addLayout(top_layout)
main_layout.addWidget(self.viewer)
self.setLayout(main_layout)
def preprocess(self):
channel = self.chan_combo.currentIndex()
if channel == 0:
img = cv.cvtColor(self.image, cv.COLOR_BGR2GRAY)
elif channel == 4:
b, g, r = cv.split(self.image.astype(np.float64))
img = cv.sqrt(cv.pow(b, 2) + cv.pow(g, 2) + cv.pow(r, 2)).astype(np.uint8)
else:
img = self.image[:, :, 3 - channel]
self.planes = [normalize_mat(cv.bitwise_and(np.full_like(img, 2**b), img), to_bgr=True) for b in range(8)]
# rows, cols = img.shape
# bits = 8
# data = [np.binary_repr(img[i][j], width=bits) for i in range(rows) for j in range(cols)]
# self.planes = [
# (np.array([int(i[b]) for i in data], dtype=np.uint8) * 2 ** (bits - b - 1)).reshape(
# (rows, cols)) for b in range(bits)]
self.process()
def process(self):
plane = self.planes[self.plane_spin.value()]
if self.filter_combo.currentIndex() == 1:
plane = cv.medianBlur(plane, 3)
elif self.filter_combo.currentIndex() == 2:
plane = cv.GaussianBlur(plane, (3, 3), 0)
self.viewer.update_processed(plane)
class EmptyVolumeUI(QSplitter):
def __init__(self, *args, **kwargs):
super(EmptyVolumeUI, self).__init__(*args, **kwargs)
self.visible = QGraphicsOpacityEffect(self)
self.visible.setOpacity(1.0)
self.disvisible = QGraphicsOpacityEffect(self)
self.disvisible.setOpacity(0.0)
main_layout = QHBoxLayout()
self.variety_tree = VarietyTree(self)
main_layout.addWidget(self.variety_tree)
self.right_widget = QWidget(self)
right_layout = QVBoxLayout()
right_layout.setContentsMargins(QMargins(1, 1, 1, 1))
opts_layout = QHBoxLayout()
# 选择分析的目标数据类别
self.radio_button_group = QButtonGroup(self)
radio_button_1 = QRadioButton("行情统计", self)
radio_button_1.setChecked(True)
self.radio_button_group.addButton(radio_button_1)
radio_button_2 = QRadioButton("排名持仓", self)
self.radio_button_group.addButton(radio_button_2)
opts_layout.addWidget(radio_button_1)
opts_layout.addWidget(radio_button_2)
self.rank_spinbox = QSpinBox(self)
self.rank_spinbox.setPrefix("前 ")
self.rank_spinbox.setSuffix(" 名")
self.rank_spinbox.setRange(1, 20)
self.rank_spinbox.setValue(20)
self.rank_spinbox.setEnabled(False)
opts_layout.addWidget(self.rank_spinbox)
# 分割线
vertical_line = QFrame(self)
vertical_line.setFrameShape(QFrame.VLine)
opts_layout.addWidget(vertical_line)
opts_layout.addWidget(QLabel("选择合约:", self))
self.contract_combobox = QComboBox(self)
opts_layout.addWidget(self.contract_combobox)
self.confirm_button = QPushButton("确定", self)
opts_layout.addWidget(self.confirm_button)
self.tip_button = QPushButton('左侧选择品种后进行查询 ', self) # 提示文字
opts_layout.addWidget(self.tip_button)
self.tip_button.setGraphicsEffect(self.disvisible)
opts_layout.addStretch()
right_layout.addLayout(opts_layout)
self.web_container = QWebEngineView(self)
right_layout.addWidget(self.web_container)
self.right_widget.setLayout(right_layout)
main_layout.addWidget(self.right_widget)
self.setStretchFactor(1, 2)
self.setStretchFactor(2, 8)
self.setHandleWidth(1)
self.contract_combobox.setMinimumWidth(80)
self.setLayout(main_layout)
self.tip_button.setObjectName("tipButton")
self.setStyleSheet(
"#tipButton{border:none;color:rgb(230,50,50);font-weight:bold;}")
class Formulario(QWidget):
def __init__(self):
super().__init__()
self.iniciaUI()
def iniciaUI(self):
"""
Inicializa a janela e mostra seu conteuda na tela
"""
self.setGeometry(100, 100, 300, 200)
self.setWindowTitle("Formulario")
self.displayWidgets()
self.show()
def displayWidgets(self):
"""
Configura os widgets da app
"""
info_lbl = QLabel("Selecione 2 itens que você almoçou e seus preços.")
info_lbl.setFont(QFont('Arial', 16))
info_lbl.setAlignment(Qt.AlignCenter)
self.total_lbl = QLabel("Total: R$")
self.total_lbl.setFont(QFont('Arial', 16))
self.total_lbl.setAlignment(Qt.AlignRight)
list_comida = [
"ovos", "misto quente", "queijo quente", "queijo", "homus",
"iogurte", "maçã", "banana", "laranja", "pão de queijo",
"cenouras", "pão", "macarrão", "biscoitos", "tapioca",
"batatas fritas", "café", "refrigerante", "água"
]
alm1_cbx = QComboBox()
alm1_cbx.addItems(list_comida)
alm2_cbx = QComboBox()
alm2_cbx.addItems(list_comida)
self.pre1R_sbx = QSpinBox()
self.pre1R_sbx.setRange(0, 100)
self.pre1R_sbx.setPrefix("R$ ")
self.pre1R_sbx.valueChanged.connect(self.calculaTotal)
self.pre1C_sbx = QSpinBox()
self.pre1C_sbx.setRange(0, 99)
self.pre1C_sbx.setPrefix(".")
self.pre1C_sbx.valueChanged.connect(self.calculaTotal)
self.pre2R_sbx = QSpinBox()
self.pre2R_sbx.setRange(0, 100)
self.pre2R_sbx.setPrefix("R$ ")
self.pre2R_sbx.valueChanged.connect(self.calculaTotal)
self.pre2C_sbx = QSpinBox()
self.pre2C_sbx.setRange(0, 99)
self.pre2C_sbx.setPrefix(".")
self.pre2C_sbx.valueChanged.connect(self.calculaTotal)
hbox1 = QHBoxLayout()
hbox2 = QHBoxLayout()
hbox1.addWidget(alm1_cbx)
hbox1.addWidget(self.pre1R_sbx)
hbox1.addWidget(self.pre1C_sbx)
hbox2.addWidget(alm2_cbx)
hbox2.addWidget(self.pre2R_sbx)
hbox2.addWidget(self.pre2C_sbx)
vbox = QVBoxLayout()
vbox.addWidget(info_lbl)
vbox.addLayout(hbox1)
vbox.addLayout(hbox2)
vbox.addWidget(self.total_lbl)
self.setLayout(vbox)
def calculaTotal(self):
"""
Calcular e exibir o preço total das spin boxes
e alterar o valor mostrado no QLabel
"""
total = self.pre1R_sbx.value() + self.pre2R_sbx.value()
total += (self.pre1C_sbx.value() / 100)
total += (self.pre2C_sbx.value() / 100)
self.total_lbl.setText("Total: R${}".format(str(total)))
class Bucket(QWidget):
IMG_EMPTY = QIcon("img/Empty_bucket.svg")
IMG_FULL = QIcon("img/Full_bucket.svg")
IMG_HALF = QIcon("img/Half_full_bucket.svg")
selected = Signal(object)
removed = Signal(object)
def __init__(self, capacity, init, goal):
super().__init__()
self.capacity = capacity
self.init = init
self.current = init
self.goal = goal
self.editable = False
self.btn = QPushButton()
self.btn.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.btn.clicked.connect(self.select)
self.layout = QVBoxLayout()
self.layout.addWidget(self.btn)
self.btn_remove = QPushButton("X")
self.btn_remove.clicked.connect(self.remove)
self.layout.addWidget(self.btn_remove)
self.edit_capacity = QSpinBox()
self.edit_capacity.setPrefix("Capacity ")
self.edit_capacity.setSuffix(" L")
self.edit_capacity.valueChanged.connect(self.change_capacity)
self.layout.addWidget(self.edit_capacity)
self.edit_capacity.hide()
self.edit_init = QSpinBox()
self.edit_init.setPrefix("Init ")
self.edit_init.setSuffix(" L")
self.edit_init.valueChanged.connect(self.change_init)
self.layout.addWidget(self.edit_init)
self.edit_init.hide()
self.edit_goal = QSpinBox()
self.edit_goal.setPrefix("Goal ")
self.edit_goal.setSuffix(" L")
self.edit_goal.valueChanged.connect(self.change_goal)
self.layout.addWidget(self.edit_goal)
self.edit_goal.hide()
self.update()
self.setLayout(self.layout)
def switch_editable(self):
self.editable = not self.editable
if self.editable:
self.edit_capacity.show()
self.edit_init.show()
self.edit_goal.show()
self.btn.setEnabled(False)
else:
self.edit_capacity.hide()
self.edit_init.hide()
self.edit_goal.hide()
self.btn.setEnabled(True)
def change_capacity(self, capacity):
self.capacity = capacity
self.update()
def change_init(self, init):
self.init = init
self.current = init
self.update()
def change_goal(self, goal):
self.goal = goal
self.update()
def reset(self):
self.current = self.init
self.update()
def remove(self):
self.removed.emit(self)
def select(self):
self.selected.emit(self)
def update(self):
self.update_spin()
self.update_image()
self.update_text()
def update_spin(self):
self.edit_capacity.setValue(self.capacity)
self.edit_capacity.setMinimum(self.init)
self.edit_init.setValue(self.init)
self.edit_init.setMaximum(self.capacity)
self.edit_goal.setValue(self.goal)
self.edit_goal.setMaximum(self.capacity)
def update_text(self):
self.btn.setText(f"{self.current} ({self.goal}) / {self.capacity} L")
def update_image(self):
if self.current == 0:
self.btn.setIcon(self.IMG_EMPTY)
elif self.current == self.capacity:
self.btn.setIcon(self.IMG_FULL)
else:
self.btn.setIcon(self.IMG_HALF)
def emptying(self, bucket):
value = min([self.current, bucket.capacity - bucket.current])
self.current -= value
self.update()
bucket.current += value
bucket.update()
def full(self):
return self.capacity == self.current
def good(self):
return self.goal == self.current
def changed_color(self, actived=False, color=Qt.blue):
pal = QPushButton().palette() # self.btn
if actived:
pal.setColor(QPalette.Button, QColor(color))
elif self.good():
pal.setColor(QPalette.Button, QColor(Qt.green))
self.btn.setPalette(pal)
