Method btnIncomeClick

src/Geoscape/GraphsState.cpp:433–449

* Switches to the Income screen. * @param action Pointer to an action. */

 * @param action Pointer to an action.
 */
void GraphsState::btnIncomeClick(Action *)
{
	_alien = false;
	_income = true;
	_country = true;
	_finance = false;
	resetScreen();
	drawLines();
	_txtFactor->setVisible(true);
	for (std::vector<ToggleTextButton *>::iterator iter = _btnCountries.begin(); iter != _btnCountries.end(); ++iter)
	{
		(*iter)->setVisible(true);
	}
	_btnCountryTotal->setVisible(true);
	_txtTitle->setBig();
	_txtTitle->setText(tr("STR_INCOME"));
}

/**
 * Switches to the Finances screen.