import sys
from PyQt5.QtWidgets import QApplication, QWidget
from PyQt5.QtGui import QPainter, QColor, QFont, QPen, QBrush, QPolygon
from PyQt5.QtCore import Qt, QPoint
class 도형그리기(QWidget):
def __init__(self):
super().__init__()
self.UI초기화()
def UI초기화(self):
self.setGeometry(300, 300, 500, 500)
self.setWindowTitle('도형 그리기!')
self.show()
def paintEvent(self, event):
paint = QPainter()
paint.begin(self)
self.다각형(paint)
paint.end()
def 다각형(self, paint):
점 = [
QPoint(10, 10),
QPoint(20, 30),
QPoint(130, 120),
QPoint(260, 140),
QPoint(360, 160),
QPoint(320, 280),
QPoint(220, 270),
QPoint(200, 195),
]
다각형 = QPolygon(점)
paint.setPen(QPen(Qt.red, 10))
paint.drawPolygon(다각형)
점 = [
QPoint(320, 260),
QPoint(300, 180),
QPoint(120, 290),
QPoint(200, 295),
]
다각형_둘 = QPolygon(점)
paint.setPen(QPen(Qt.blue, 10))
paint.drawPolygon(다각형_둘)
# 호, 현, 파이
# (x, y, width, height, start-angle, span-angle)
paint.setPen(QPen(Qt.black, 5))
paint.drawArc(100, 300, 100, 100, 0*16, 180*16)
paint.drawText(100, 450, '180도')
paint.setPen(QPen(Qt.red, 5))
paint.drawChord(250, 300, 100, 100, 270*16, 60*16)
paint.drawText(250, 450, '60도')
paint.setPen(QPen(Qt.blue, 5))
paint.drawPie(400, 300, 100, 100, 90*16, 180*16)
paint.drawText(400, 450, '180도')
프로그램무한반복 = QApplication(sys.argv)
실행인스턴스 = 도형그리기()
프로그램무한반복.exec_()
이번 챕터에서는 다각형을 그릴 수 있는 QPolygon 모듈이 추가되었습니다. 해당 모듈은 좌표로 다양한 도형을 그릴 수 있습니다.