from PySide2.QtCore import Qt, Signal, QObject from PySide2.QtWidgets import QGraphicsRectItem, QGraphicsTextItem from PySide2.QtGui import QBrush, QPen class MonitorItem(QGraphicsRectItem, QObject): z = 0 def __init__(self, *a, **kw): data = kw.pop("data") self.name = kw.pop("name") self.window = kw.pop("window") super().__init__(*a, **kw) self.setAcceptedMouseButtons(Qt.LeftButton) self.label = QGraphicsTextItem("", self) self.update_visuals(data) def update_visuals(self, data): if data['replica_of']: label_text = f"{self.name} [{','.join(data['replica_of'])}]" else: label_text = self.name self.label.setPlainText(label_text) label_scale = min( self.rect().width() / self.label.boundingRect().width(), self.rect().height() / self.label.boundingRect().height(), ) self.label.setScale(label_scale) if data['primary']: self.setBrush(QBrush("#eee8d5", Qt.SolidPattern)) self.setZValue(1) else: self.setBrush(QBrush("white", Qt.SolidPattern)) self.setZValue(self.z) self.z -= 1 def mousePressEvent(self, event): self.setCursor(Qt.ClosedHandCursor) self.orig_pos = self.pos() def mouseReleaseEvent(self, event): self.setCursor(Qt.OpenHandCursor) self.window.monitor_moved() def mouseMoveEvent(self, event): view = event.widget().parent() click_pos = event.buttonDownScreenPos(Qt.LeftButton) current_pos = event.screenPos() self.setPos( view.mapToScene(view.mapFromScene(self.orig_pos) + current_pos - click_pos) )