121 lines
4.3 KiB
Python
121 lines
4.3 KiB
Python
import os
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from pickle import TRUE
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from threading import Thread
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from rscder.gui.actions import ActionManager
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from rscder.gui.layercombox import ResultPointLayerCombox
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from rscder.plugins.basic import BasicPlugin
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from PyQt5.QtWidgets import QAction, QDialog, QLabel, QHBoxLayout, QVBoxLayout, QPushButton,QSlider,QSpinBox,QSpacerItem,QDialogButtonBox
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from PyQt5.QtCore import pyqtSignal,Qt
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from PyQt5.QtGui import QIcon
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from rscder.utils.icons import IconInstance
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from rscder.utils.project import Project, ResultPointLayer, SingleBandRasterLayer
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import numpy as np
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class RateSetdialog(QDialog):
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def __init__(self, parent=None):
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super(RateSetdialog,self).__init__(parent)
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self.setWindowTitle('设置变化阈值')
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self.setWindowIcon(IconInstance().LOGO)
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self.layer_select = ResultPointLayerCombox(self)
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self.slider=QSlider(Qt.Horizontal)
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self.spin=QSpinBox()
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h1=QHBoxLayout()
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h1.addWidget(QLabel('表格结果:'))
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h1.addWidget(self.layer_select)
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h2=QHBoxLayout()
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self.slider.valueChanged.connect(self.spin.setValue)#valueChanged当值与原来不同是发射
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self.spin.valueChanged.connect(self.slider.setValue)
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h2.addItem(QSpacerItem(10,0))
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h2.addWidget(self.slider)
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h2.addWidget(self.spin)
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h2.addItem(QSpacerItem(10,0))
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self.ok_button = QPushButton('确定', self)
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self.ok_button.setIcon(IconInstance().OK)
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self.ok_button.clicked.connect(self.on_ok)
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self.ok_button.setDefault(True)
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self.cancel_button = QPushButton('取消', self)
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self.cancel_button.setIcon(IconInstance().CANCEL)
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self.cancel_button.clicked.connect(self.on_cancel)
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self.cancel_button.setDefault(False)
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self.buttonbox=QDialogButtonBox(self)
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self.buttonbox.addButton(self.ok_button,QDialogButtonBox.NoRole)
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self.buttonbox.addButton(self.cancel_button,QDialogButtonBox.NoRole)
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self.buttonbox.setCenterButtons(True)
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vlayout=QVBoxLayout()
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vlayout.addLayout(h1)
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vlayout.addWidget(QLabel('设置阈值'))
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vlayout.addLayout(h2)
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vlayout.addWidget(self.buttonbox)
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self.setLayout(vlayout)
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self.old_data = None
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def on_ok(self):
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self.onclose()
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self.accept()
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def on_cancel(self):
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if self.layer_select.current_layer is not None:
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self.layer_select.current_layer.data = self.layer_select.current_layer.old_data
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self.layer_select.current_layer.update_point_layer(-1)
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self.reject()
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def onclose(self) -> None:
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if self.layer_select.current_layer is not None:
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self.layer_select.current_layer.save()
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def closeEvent(self, a0) -> None:
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if self.layer_select.current_layer is not None:
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self.layer_select.current_layer.data = self.layer_select.current_layer.old_data
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self.layer_select.current_layer.update_point_layer(-1)
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class RateSetPlugin(BasicPlugin):
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current_layer=None
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@staticmethod
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def info():
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return {
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'name': 'set_change_rate',
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'description': 'set_change_rate',
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'author': 'RSCDER',
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'version': '1.0.0',
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}
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def set_action(self):
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self.action = QAction(IconInstance().VECTOR, '变化阈值设定', self.mainwindow)
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self.action.triggered.connect(self.show_dialog)
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ActionManager().postop_menu.addAction(self.action)
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def show_dialog(self):
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dialog=RateSetdialog(self.mainwindow)
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dialog.layer_select.currentIndexChanged.connect(lambda index: self.currentLayer(dialog.layer_select.itemData(index) if index>0 else None))
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dialog.slider.valueChanged.connect(lambda input:self.setrate(input))
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dialog.setModal(False)
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dialog.show()
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def currentLayer(self,layer):
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self.current_layer=layer
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if not isinstance(layer,ResultPointLayer):
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return
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layer.old_data = layer.data.copy()
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def setrate(self,input:int):
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layer=self.current_layer
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# print(layer.__class__)
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if not isinstance(layer,ResultPointLayer):
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return
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data=layer.data.copy()
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# print(input)
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data[np.where(data[:,-2]<(input)),-1]=0
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data[np.where(data[:,-2]>(input)),-1]=1
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layer.data=data
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layer.update_point_layer(-1)
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