\uc774 \uac15\uc88c\uc5d0\uc11c\ub294 PyQt\ub97c \uc0ac\uc6a9\ud558\uc5ec 2D \uadf8\ub798\ud53d\uc744 \ub2e4\ub8e8\uae30 \uc704\ud55c QGraphicsScene\uc740 \ub2e4\uc218\uc758 \uadf8\ub798\ud53d \uac1d\uccb4\ub97c \ud3ec\ud568\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub4e4\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uae30\ub2a5\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n QGraphicsView\ub294 QGraphicsScene\uc744 \ud45c\ud604\ud558\ub294 \ub370 \ud544\uc694\ud55c \ucee8\ud14c\uc774\ub108 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\uc5d0\uc11c \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. QGraphicsView\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n PyQt \ud658\uacbd\uc744 \uc124\uc815\ud558\ub294 \ubc29\ubc95\uacfc \uc694\uad6c\ub418\ub294 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc124\uce58\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. Python\uacfc PyQt5 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc124\uce58\ud558\ub294 \uac83\uc774 \uae30\ubcf8\uc801\uc778 \uc694\uad6c\uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n \uc124\uce58\uac00 \uc644\ub8cc\ub418\uba74, \uae30\ubcf8\uc801\uc778 PyQt \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc124\uc815\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n \uc544\ub798\uc758 \ucf54\ub4dc\ub294 \uae30\ubcf8\uc801\uc778 PyQt \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc124\uc815\ud558\ub294 \uc608\uc81c\uc785\ub2c8\ub2e4:<\/p>\n \uc774\uc81c QGraphicsScene\uc5d0 \ub2e4\uc591\ud55c \uc544\uc774\ud15c\uc744 \ucd94\uac00\ud574 \ubd05\uc2dc\ub2e4. PyQt\uc5d0\uc11c\ub294 \uc5ec\ub7ec \uac00\uc9c0 \uadf8\ub798\ud53d \uc544\uc774\ud15c\uc744 \uc9c0\uc6d0\ud558\uba70, \uc774\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc7a5\uba74\uc744 \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n QGraphicsScene\uc5d0 \uac04\ub2e8\ud55c \ub3c4\ud615\uc744 \ucd94\uac00\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n QGraphicsScene\uc5d0\ub294 \uc774\ubbf8\uc9c0\ub97c \ucd94\uac00\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798 \uc608\uc81c\ub294 \uc774\ubbf8\uc9c0\ub97c \ucd94\uac00\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4:<\/p>\n QGraphicsScene\uc5d0 \ud14d\uc2a4\ud2b8\ub97c \ucd94\uac00\ud558\uc5ec \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc815\ubcf4\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ud14d\uc2a4\ud2b8\ub97c \ucd94\uac00\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4:<\/p>\n QGraphicsView\uc640 QGraphicsScene\uc740 \uc0ac\uc6a9\uc790\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uc704\ud574 \uc774\ubca4\ud2b8\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\uac00 \uc544\uc774\ud15c\uc744 \ud074\ub9ad\ud558\uac70\ub098 \ub4dc\ub798\uadf8\ud560 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n \uc544\uc774\ud15c \ud074\ub9ad \uc774\ubca4\ud2b8\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n \uc0ac\uc6a9\uc790\uac00 \uc544\uc774\ud15c\uc744 \ub4dc\ub798\uadf8\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub824\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n QGraphicsView\uc5d0\ub294 \uc7a5\uba74\uc744 \ud655\ub300\ud558\uace0 \ucd95\uc18c\ud560 \uc218 \uc788\ub294 \uae30\ub2a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uad6c\ud604\ud558\uc5ec \uc0ac\uc6a9\uc790\uc5d0\uac8c \ub354\uc6b1 \uc9c1\uad00\uc801\uc778 \uacbd\ud5d8\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n \uc2a4\ud06c\ub864\ubc14\ub97c \ucd94\uac00\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n \uc90c \uae30\ub2a5\uc744 \uad6c\ud604\ud558\uae30 \uc704\ud574 \ub9c8\uc6b0\uc2a4 \ud720 \uc774\ubca4\ud2b8\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 PyQt\uc758 QGraphicsView\uc640 QGraphicsScene\uc744 \uc0ac\uc6a9\ud558\uc5ec \uac04\ub2e8\ud55c 2D \uadf8\ub798\ud53d \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9cc\ub4dc\ub294 \ubc29\ubc95\uc744 \ubc30\uc6e0\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c \ud301\uc744 \uae30\uc5b5\ud558\uba70 \uac1c\ubc1c\uc744 \uc9c4\ud589\ud558\uc138\uc694:<\/p>\nQGraphicsView<\/code> \ubc0f QGraphicsScene<\/code> \ud074\ub798\uc2a4\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud569\ub2c8\ub2e4. PyQt\ub294 Python\uc744 \uc704\ud55c GUI \ud234\ud0b7\uc73c\ub85c, Qt \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uae30\ubc18\uc73c\ub85c \ud558\uba70 \ud06c\ub85c\uc2a4 \ud50c\ub7ab\ud3fc \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. QGraphicsView\uc640 QGraphicsScene\uc740 2D \uadf8\ub798\ud53d\uc744 \ucd5c\uc801\ud654\ub41c \ubc29\ubc95\uc73c\ub85c \ud45c\uc2dc\ud558\uace0 \uad00\ub9ac\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud55c \ub3c4\uad6c\ub4e4\uc785\ub2c8\ub2e4.<\/p>\n1. QGraphicsView\uc640 QGraphicsScene \uc18c\uac1c<\/h2>\n
QGraphicsScene<\/code>\uc740 \uc5ec\ub7ec \uadf8\ub798\ud53d \uc544\uc774\ud15c(\ub3c4\ud615, \uc774\ubbf8\uc9c0 \ub4f1)\uc744 \ud3ec\ud568\ud558\uace0 \uc788\ub294 \uc7a5\uba74(scene)\uc744 \uc815\uc758\ud558\ub294 \ud074\ub798\uc2a4\uc785\ub2c8\ub2e4. QGraphicsView<\/code>\ub294 \uc774\ub7ec\ud55c \uc7a5\uba74\uc744 \uc2dc\uac01\uc801\uc73c\ub85c \ud45c\ud604\ud558\ub294 \ubdf0(view)\uc785\ub2c8\ub2e4. QGraphicsView\uc640 QGraphicsScene\uc758 \uc870\ud569\uc744 \ud1b5\ud574 \ubcf5\uc7a1\ud55c 2D \uadf8\ub798\ud53d\uc2a4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc190\uc27d\uac8c \uac1c\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n1.1. QGraphicsScene<\/h3>\n
\n
1.2. QGraphicsView<\/h3>\n
\n
2. \uae30\ubcf8 \uc124\uc815<\/h2>\n
pip install PyQt5<\/code><\/pre>\n2.1. \uae30\ubcf8 PyQt \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc124\uc815<\/h3>\n
import sys\nfrom PyQt5.QtWidgets import QApplication, QMainWindow, QGraphicsView, QGraphicsScene\n\nclass MyApp(QMainWindow):\n def __init__(self):\n super().__init__()\n self.setWindowTitle('2D Graphics with QGraphicsView and QGraphicsScene')\n self.setGeometry(100, 100, 800, 600)\n\n # QGraphicsScene \ucd08\uae30\ud654\n self.scene = QGraphicsScene()\n self.view = QGraphicsView(self.scene, self)\n self.setCentralWidget(self.view)\n\nif __name__ == '__main__':\n app = QApplication(sys.argv)\n window = MyApp()\n window.show()\n sys.exit(app.exec_())<\/code><\/pre>\n3. QGraphicsScene\uc5d0 \uc544\uc774\ud15c \ucd94\uac00\ud558\uae30<\/h2>\n
3.1. \uae30\ubcf8 \ub3c4\ud615 \ucd94\uac00\ud558\uae30<\/h3>\n
from PyQt5.QtWidgets import QGraphicsEllipseItem, QGraphicsRectItem\n\n# \uc6d0 \ucd94\uac00\nellipse_item = QGraphicsEllipseItem(50, 50, 100, 100) # (x, y, width, height)\nellipse_item.setBrush(Qt.red) # \uc0c9\uc0c1 \uc124\uc815\nself.scene.addItem(ellipse_item)\n\n# \uc0ac\uac01\ud615 \ucd94\uac00\nrect_item = QGraphicsRectItem(200, 50, 100, 100)\nrect_item.setBrush(Qt.blue)\nself.scene.addItem(rect_item)<\/code><\/pre>\n3.2. \uc774\ubbf8\uc9c0 \ucd94\uac00\ud558\uae30<\/h3>\n
from PyQt5.QtGui import QPixmap, QGraphicsPixmapItem\n\n# \uc774\ubbf8\uc9c0 \ub85c\ub4dc\npixmap_item = QGraphicsPixmapItem(QPixmap('path\/to\/your\/image.png'))\nself.scene.addItem(pixmap_item)<\/code><\/pre>\n3.3. \ud14d\uc2a4\ud2b8 \ucd94\uac00\ud558\uae30<\/h3>\n
from PyQt5.QtWidgets import QGraphicsTextItem\n\n# \ud14d\uc2a4\ud2b8 \ucd94\uac00\ntext_item = QGraphicsTextItem(\"Hello QGraphicsScene\")\ntext_item.setFont(QFont(\"Arial\", 20))\nself.scene.addItem(text_item)<\/code><\/pre>\n4. \uc774\ubca4\ud2b8 \ucc98\ub9ac \ubc0f \uc0ac\uc6a9\uc790 \uc0c1\ud638\uc791\uc6a9<\/h2>\n
4.1. \ud074\ub9ad \uc774\ubca4\ud2b8 \ucc98\ub9ac<\/h3>\n
class CustomItem(QGraphicsRectItem):\n def __init__(self):\n super().__init__(0, 0, 100, 100)\n self.setBrush(Qt.green)\n\n def mousePressEvent(self, event):\n print(\"Item clicked!\")\n\nself.scene.addItem(CustomItem())<\/code><\/pre>\n4.2. \ub4dc\ub798\uadf8 \uc774\ubca4\ud2b8 \ucc98\ub9ac<\/h3>\n
class DraggableItem(QGraphicsRectItem):\n def mousePressEvent(self, event):\n self.setBrush(Qt.yellow) # \uc120\ud0dd \uc2dc \uc0c9 \ubcc0\uacbd\n super().mousePressEvent(event)\n\n def mouseMoveEvent(self, event):\n self.setPos(event.pos()) # \uc0c8\ub85c\uc6b4 \uc704\uce58\ub85c \uc774\ub3d9\n super().mouseMoveEvent(event)\n\nself.scene.addItem(DraggableItem())<\/code><\/pre>\n5. \uc90c \ubc0f \uc2a4\ud06c\ub864 \uae30\ub2a5 \uad6c\ud604<\/h2>\n
5.1. \uc2a4\ud06c\ub864\ubc14 \ucd94\uac00\ud558\uae30<\/h3>\n
self.view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn)\nself.view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn)<\/code><\/pre>\n5.2. \uc90c \uae30\ub2a5 \uad6c\ud604\ud558\uae30<\/h3>\n
class MyApp(QMainWindow):\n # ...\n\n def wheelEvent(self, event):\n factor = 1.1 if event.angleDelta().y() > 0 else 0.9\n self.view.scale(factor, factor)<\/code><\/pre>\n6. \ub9c8\ubb34\ub9ac \ubc0f \ud301<\/h2>\n