Method updatePlotRectAndAxis

YUViewLib/src/ui/views/PlotViewWidget.cpp:910–951

}

void PlotViewWidget::updatePlotRectAndAxis(QPainter &painter)
{
  const QPointF thicknessDirectionX(fadeBoxThickness, 0);
  const QPointF thicknessDirectionY(0, fadeBoxThickness);
  const auto    widgetRect = QRectF(this->rect());

  // Update axis based on the widget rect first (we don't know the plotRect yet)
  this->propertiesAxis[0].line = {widgetRect.bottomLeft() + thicknessDirectionX,
                                  widgetRect.bottomRight() - thicknessDirectionX};
  this->propertiesAxis[1].line = {widgetRect.bottomLeft() - thicknessDirectionY,
                                  widgetRect.topLeft() + thicknessDirectionY};

  {
    const auto axisRangeX = getAxisRange(Axis::X, this->propertiesAxis[0]);
    const auto axisRangeY = getAxisRange(Axis::Y, this->propertiesAxis[1]);

    const auto ticksX = this->getAxisTicksToShow(Axis::X, axisRangeX);
    const auto ticksY = this->getAxisTicksToShow(Axis::Y, axisRangeY);

    const auto maxLabelSizeX = this->getMaxLabelDrawSize(painter, Axis::X, ticksX);
    const auto maxLabelSizeY = this->getMaxLabelDrawSize(painter, Axis::Y, ticksY);

    const auto marginTopLeft =
        QPointF(maxLabelSizeY.width() + tickLength + tickToTextSpace, marginTop);
    const auto marginBottomRight =
        QPointF(marginRight, maxLabelSizeX.height() + tickLength + tickToTextSpace);

    this->plotRect = QRectF(marginTopLeft, widgetRect.bottomRight() - marginBottomRight);
  }

  {
    // Now we can use the plotRect for the axis update
    this->propertiesAxis[0].line = {this->plotRect.bottomLeft() + thicknessDirectionX,
                                    this->plotRect.bottomRight() - thicknessDirectionX};
    this->propertiesAxis[1].line = {this->plotRect.bottomLeft() - thicknessDirectionY,
                                    this->plotRect.topLeft() + thicknessDirectionY};
  }

  DEBUG_PLOT("PlotViewWidget::updatePlotRectAndAxis plotRect "
             << this->plotRect << " lineX " << this->propertiesAxis[0].line << " lineY "
             << this->propertiesAxis[1].line);
}

QPointF PlotViewWidget::convertPlotPosToPixelPos(const QPointF &       plotPos,
                                                 std::optional<double> zoomFactor) const