void LRAMeter::resizeEvent(QResizeEvent *event)
{
- const int margin = 5;
-
- on_pixmap = QPixmap(width(), height());
- QPainter on_painter(&on_pixmap);
- on_painter.fillRect(0, 0, width(), height(), parentWidget()->palette().window());
- draw_vu_meter(on_painter, width(), height(), margin, true);
-
- off_pixmap = QPixmap(width(), height());
- QPainter off_painter(&off_pixmap);
- off_painter.fillRect(0, 0, width(), height(), parentWidget()->palette().window());
- draw_vu_meter(off_painter, width(), height(), margin, false);
+ recalculate_pixmaps();
}
void LRAMeter::paintEvent(QPaintEvent *event)
range_high_lufs = this->range_high_lufs;
}
- float level_lu = level_lufs + 23.0f;
- float range_low_lu = range_low_lufs + 23.0f;
- float range_high_lu = range_high_lufs + 23.0f;
+ float level_lu = level_lufs - ref_level_lufs;
+ float range_low_lu = range_low_lufs - ref_level_lufs;
+ float range_high_lu = range_high_lufs - ref_level_lufs;
int range_low_pos = lrint(lufs_to_pos(range_low_lu, height()));
int range_high_pos = lrint(lufs_to_pos(range_high_lu, height()));
painter.drawRect(2, y, width() - 5, 1);
}
}
+
+void LRAMeter::recalculate_pixmaps()
+{
+ const int margin = 5;
+
+ on_pixmap = QPixmap(width(), height());
+ QPainter on_painter(&on_pixmap);
+ on_painter.fillRect(0, 0, width(), height(), parentWidget()->palette().window());
+ draw_vu_meter(on_painter, width(), height(), margin, 2.0, true, min_level, max_level, /*flip=*/false);
+
+ off_pixmap = QPixmap(width(), height());
+ QPainter off_painter(&off_pixmap);
+ off_painter.fillRect(0, 0, width(), height(), parentWidget()->palette().window());
+ draw_vu_meter(off_painter, width(), height(), margin, 2.0, false, min_level, max_level, /*flip=*/false);
+}