// Isotope Updater
// Copyright (C) 2020 Nichole Mattera
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

#include "Scene.hpp"

namespace dsu {
    Scene::Scene() {
        _touchedView = NULL;
    }

    void Scene::render(SDL_Rect rect, double dTime) {
        for (auto const& view : subviews) {
            if (!view->hidden) {
                SDL_Rect subviewFrame = view->frame;
                view->render({ rect.x + subviewFrame.x, rect.y + subviewFrame.y, subviewFrame.w, subviewFrame.h }, dTime);
            }
        }
    }

    void Scene::touchStarted() {
        for (auto const& view : subviews) {
            // TODO: Check if touch is within the view
            if (view->isTouchable) {
                _touchedView = view;
                _touchedView->touchStarted();
            }
        }
    }

    void Scene::touchMoved() {
        if (_touchedView != NULL) {
            _touchedView->touchMoved();
        }
    }

    void Scene::touchEnded() {
        if (_touchedView != NULL) {
            _touchedView->touchEnded();
        }
    }

    void Scene::addSubView(View * view) {
        view->superview = NULL;
        subviews.push_back(view);
    }

    void Scene::removeSubView(View * view) {
        view->superview = NULL;
        subviews.remove(view);
    }
}