mainwindow.py 文件源码

def setupSceneItems(self):
        if Colors.showFps:
            self.fpsLabel = DemoTextItem("FPS: --", Colors.buttonFont(),
                    Qt.white, -1, None, DemoTextItem.DYNAMIC_TEXT)
            self.fpsLabel.setZValue(1000)
            self.fpsLabel.setPos(Colors.stageStartX,
                    600 - QFontMetricsF(Colors.buttonFont()).height() - 5)

        self.mainSceneRoot = QGraphicsWidget()
        self.scene.addItem(self.mainSceneRoot)

        self.companyLogo = ImageItem(
                QImage(self.imagesDir + '/trolltech-logo.png'),
                1000, 1000, None, True, 0.5)
        self.qtLogo = ImageItem(QImage(self.imagesDir + '/qtlogo_small.png'),
                1000, 1000, None, True, 0.5)
        self.companyLogo.setZValue(100)
        self.qtLogo.setZValue(100)
        self.pausedLabel = DemoTextItem("PAUSED", Colors.buttonFont(),
                Qt.white, -1, None)
        self.pausedLabel.setZValue(100)
        fm = QFontMetricsF(Colors.buttonFont())
        self.pausedLabel.setPos(Colors.stageWidth - fm.width("PAUSED"),
                590 - fm.height())
        self.pausedLabel.setRecursiveVisible(False)