substitute fluid with another templatin engine

ActionController.php

<?php
class Tx_Pnphptal_MVC_Controller_ActionController extends Tx_Extbase_MVC_Controller_ActionController {


    /**
     * Prepares a view for the current action and stores it in $this->view.
     * By default, this method tries to locate a view with a name matching
     * the current action.
     *
     * @return void
     * @api
     */
    protected function resolveView() {
        // fb('overriding resolveView');
        $view = $this->objectManager->getObject('Tx_Pnphptal_View_TemplateView');
        $controllerContext = $this->buildControllerContext();
        $view->setControllerContext($controllerContext);

        // Template Path Override
        $extbaseFrameworkConfiguration = Tx_Extbase_Dispatcher::getExtbaseFrameworkConfiguration();
        if (isset($extbaseFrameworkConfiguration['view']['templateRootPath']) && strlen($extbaseFrameworkConfiguration['view']['templateRootPath']) > 0) {
            $view->setTemplateRootPath(t3lib_div::getFileAbsFileName($extbaseFrameworkConfiguration['view']['templateRootPath']));
        }

        if ($view->hasTemplate() === FALSE) {
            $viewObjectName = $this->resolveViewObjectName();
            if (class_exists($viewObjectName) === FALSE) $viewObjectName = 'Tx_Extbase_MVC_View_EmptyView';
            $view = $this->objectManager->getObject($viewObjectName);
            $view->setControllerContext($controllerContext);
        }
        if (method_exists($view, 'injectSettings')) {
            $view->injectSettings($this->settings);
        }
        $view->initializeView(); // In FLOW3, solved through Object Lifecycle methods, we need to call it explicitely
        $view->assign('settings', $this->settings); // same with settings injection.
        return $view;
    }

}
?>