kasutamuwidget
シグナル
Qtの色変換

https://live.staticflickr.com/65535/48249478676_84b814239c.jpg

lineEdit バグあり、使えない(・∀・)ﾉ

```
from PyQt5.QtWidgets import QApplication,QWidget,QLineEdit,QLabel,QSlider
from PyQt5.QtGui import QBrush , QColor,QPainter
from PyQt5.QtCore import pyqtSignal,QPoint,QRect,Qt

class Ui_Form(QWidget):
    colorchanged = pyqtSignal( QColor )
    def __init__(self,parent ):
        super().__init__(parent)
        self.resize(267, 83)
        self.lineEdit = QLineEdit(self)
        self.lineEdit.setGeometry(QRect(42, 20, 31, 20))
        self.lineEdit.setAlignment(Qt.AlignCenter)
        self.lineEdit.setObjectName("lineEdit")
        self.label = QLabel(self)
        self.label.setGeometry(QRect(45, 0, 21, 16))
        self.label.setObjectName("label")
        self.lineEdit_2 = QLineEdit(self)
        self.lineEdit_2.setGeometry(QRect(42, 40, 31, 20))
        self.lineEdit_2.setAlignment(Qt.AlignCenter)
        self.lineEdit_2.setObjectName("lineEdit_2")
        self.lineEdit_3 = QLineEdit(self)
        self.lineEdit_3.setGeometry(QRect(42, 60, 31, 20))
        self.lineEdit_3.setAlignment(Qt.AlignCenter)
        self.lineEdit_3.setObjectName("lineEdit_3")
        self.hSlider = QSlider(self)
        self.hSlider.setGeometry(QRect(80, 10, 160, 16))
        self.hSlider.setMaximum(359)
        self.hSlider.setOrientation(Qt.Horizontal)
        self.hSlider.setObjectName("hSlider")
        self.hSlider_2 = QSlider(self)
        self.hSlider_2.setGeometry(QRect(80, 35, 160, 16))
        self.hSlider_2.setMaximum(255)
        self.hSlider_2.setOrientation(Qt.Horizontal)
        self.hSlider_2.setObjectName("hSlider_2")
        self.hSlider_3 = QSlider(self)
        self.hSlider_3.setGeometry(QRect(80, 60, 160, 16))
        self.hSlider_3.setMaximum(255)
        self.hSlider_3.setOrientation(Qt.Horizontal)
        self.hSlider_3.setObjectName("hSlider_3")
        self.label_2 = QLabel(self)
        self.label_2.setGeometry(QRect(245, 10, 21, 16))
        self.label_2.setAlignment(Qt.AlignCenter)
        self.label_2.setObjectName("label_2")
        self.label_3 = QLabel(self)
        self.label_3.setGeometry(QRect(245, 35, 21, 16))
        self.label_3.setAlignment(Qt.AlignCenter)
        self.label_3.setObjectName("label_3")
        self.label_4 = QLabel(self)
        self.label_4.setGeometry(QRect(245, 60, 21, 16))
        self.label_4.setAlignment(Qt.AlignCenter)
        self.label_4.setObjectName("label_4")

        self.retranslateUi()
        self.lineEdit.textEdited['QString'].connect(self.getRGB)
        self.lineEdit_2.textEdited['QString'].connect(self.getRGB)
        self.lineEdit_3.textEdited['QString'].connect(self.getRGB)
        self.hSlider.valueChanged['int'].connect(self.getHSV)
        self.hSlider_2.valueChanged['int'].connect(self.getHSV)
        self.hSlider_3.valueChanged['int'].connect(self.getHSV)
        # QtCore.QMetaObject.connectSlotsByName(Form)

        self.color=QColor(255,255,255)
        self.setHSV()
    def retranslateUi(self):
        _translate = QApplication.translate
        self.setWindowTitle(_translate("Form", "Form"))
        self.lineEdit.setText(_translate("Form", "255"))
        self.label.setText(_translate("Form", "RGB"))
        self.lineEdit_2.setText(_translate("Form", "255"))
        self.lineEdit_3.setText(_translate("Form", "255"))
        self.label_2.setText(_translate("Form", "359"))
        self.label_3.setText(_translate("Form", "255"))
        self.label_4.setText(_translate("Form", "255"))

    def setcolor(self,c):
        self.color=c
        self.update()
        self.setRGB()
        self.setHSV()

    def setRGB(self):
        self.lineEdit.setText( str(self.color.red()))
        self.lineEdit_2.setText( str(self.color.green()))
        self.lineEdit_3.setText( str(self.color.blue()))
    def getRGB(self):
        self.color = QColor( int(self.lineEdit.text()),int(self.lineEdit_2.text()),int(self.lineEdit_3.text()))
        # self.update()
        self.setHSV()
        # self.colorchanged.emit(self.color) 

    def setHSV(self):
        h,s,v,a = self.color.getHsv()
        self.hSlider.setValue( h)
        self.hSlider_2.setValue( s)
        self.hSlider_3.setValue( v)
        self.label_2.setText(str(h))
        self.label_3.setText(str(s))
        self.label_4.setText(str(v))
    def setHSV2(self):
        h,s,v,a = self.color.getHsv()
        self.label_2.setText(str(h))
        self.label_3.setText(str(s))
        self.label_4.setText(str(v))
    def getHSV(self):
        self.color= QColor( QColor.fromHsv( self.hSlider.value() , self.hSlider_2.value() ,self.hSlider_3.value() ))
        self.setRGB()
        self.setHSV2()
        self.update()
        self.colorchanged.emit(self.color) 

    def paintEvent(self,e):
        painter= QPainter()
        painter.begin(self) 
        painter.setBrush( self.color )
        painter.drawRect( QRect( QPoint(0,0),QPoint(40,80) ))
        painter.end() 
```

```
import sys
from PyQt5.QtWidgets import QApplication,QMainWindow
from color_widget import Ui_Form

class main(QMainWindow):
	def __init__(self):
		super().__init__()
		self.resize(280,150)
		self.color=Ui_Form(self)
		self.color.colorchanged.connect(self.get)
		
	def get(self,c):
		print(c)


	
app = QApplication(sys.argv)
main = main()
main.show()
sys.exit(app.exec_())

```