Method paintEvent

pcsx2-qt/Debugger/RegisterView.cpp:82–190

}

void RegisterView::paintEvent(QPaintEvent* event)
{
	QPainter painter(this);
	painter.setPen(this->palette().text().color());
	m_renderStart = QPoint(0, ui.registerTabs->pos().y() + ui.registerTabs->size().height());
	const QSize renderSize = QSize(this->size().width(), this->size().height() - ui.registerTabs->size().height());

	m_rowHeight = painter.fontMetrics().height() + 2;
	m_rowEnd = m_rowStart + (renderSize.height() / m_rowHeight) - 1; // Maybe move this to a onsize event

	bool alternate = m_rowStart % 2;

	const int categoryIndex = ui.registerTabs->currentIndex();

	// Used for 128 bit and VU0f registers
	const int titleStartX = m_renderStart.x() + (painter.fontMetrics().averageCharWidth() * 6);
	m_fieldWidth = ((renderSize.width() - (painter.fontMetrics().averageCharWidth() * 6)) / 4);

	m_fieldStartX[0] = titleStartX;
	m_fieldStartX[1] = titleStartX + m_fieldWidth;
	m_fieldStartX[2] = titleStartX + (m_fieldWidth * 2);
	m_fieldStartX[3] = titleStartX + (m_fieldWidth * 3);

	if (categoryIndex == EECAT_VU0F)
	{
		painter.fillRect(m_renderStart.x(), m_renderStart.y(), renderSize.width(), m_rowHeight, this->palette().highlight());

		painter.drawText(m_fieldStartX[0], m_renderStart.y(), m_fieldWidth, m_rowHeight, Qt::AlignLeft, "W");
		painter.drawText(m_fieldStartX[1], m_renderStart.y(), m_fieldWidth, m_rowHeight, Qt::AlignLeft, "Z");
		painter.drawText(m_fieldStartX[2], m_renderStart.y(), m_fieldWidth, m_rowHeight, Qt::AlignLeft, "Y");
		painter.drawText(m_fieldStartX[3], m_renderStart.y(), m_fieldWidth, m_rowHeight, Qt::AlignLeft, "X");

		m_renderStart += QPoint(0, m_rowHeight); // Make room for VU0f titles
	}

	// Find the longest register name and calculate where to place our values
	// off of that.
	// Can probably constexpr the loop out as register names are known during runtime
	int safeValueStartX = 0;
	for (int i = 0; i < cpu().getRegisterCount(categoryIndex); i++)
	{
		const int registerNameWidth = strlen(cpu().getRegisterName(categoryIndex, i));
		if (safeValueStartX < registerNameWidth)
		{
			safeValueStartX = registerNameWidth;
		}
	}

	// Add a space between the value and name
	safeValueStartX += 2;
	// Convert to width in pixels
	safeValueStartX *= painter.fontMetrics().averageCharWidth();
	// Make it relative to where we start rendering
	safeValueStartX += m_renderStart.x();

	for (s32 i = 0; i < cpu().getRegisterCount(categoryIndex) - m_rowStart; i++)
	{
		const s32 registerIndex = i + m_rowStart;