Renderer.cpp

//
// Created by stefa on 12/28/2025.
//

#include "Renderer.h"

#include "SFML/Graphics/RectangleShape.hpp"
#include "Utils/Random.h"

Renderer::Renderer(sf::Window *window) {
    this->window = window;
}

sf::Window * Renderer::getWindow() {
    return window;
}

std::unique_ptr<sf::RenderTexture> Renderer::renderResults(std::vector<ProcessResult> results) {
    sf::RectangleShape rect;
    std::unique_ptr<sf::RenderTexture> rt= std::make_unique<sf::RenderTexture>();

    rt->create(1000,1000);
    rt->clear();
    int totalTime=0;
    for (auto rez:results) {
        totalTime=std::max(totalTime,rez.completionTime);
    }

    rect.setSize({static_cast<float>(rt->getSize().x)/totalTime, static_cast<float>(rt->getSize().y)/(results.size()+1)});
    for (auto rez:results) {

        int i=0;
        sf::Transform transform2;
        transform2.translate({static_cast<float>(rt->getSize().x)/totalTime*rez.arrivalTime,
                                (rez.id)*static_cast<float>(rt->getSize().y)/(results.size()+1)});
        transform2.scale({(rez.completionTime-rez.arrivalTime)*1.f,1.f});
        rect.setFillColor(Random::GetPleasingColor(rez.id+1,0.5));
        rt->draw(rect,transform2);

        for (auto [start,end]:rez.activeTimes) {
            i++;
            rect.setFillColor(Random::GetPleasingColor(rez.id+1));
            sf::Transform transform;

            transform.translate({static_cast<float>(rt->getSize().x)/totalTime*(start),
                    (rez.id)*static_cast<float>(rt->getSize().y)/(results.size()+1)});
            transform.scale({(end-start)*1.f,1.f});
            rt->draw(rect,transform);

            sf::Transform transform2;
            transform2.translate({static_cast<float>(rt->getSize().x)/totalTime*(start),
                              (results.size())*static_cast<float>(rt->getSize().y)/(results.size()+1)});
            transform2.scale({(end-start)*1.f,1.f});
            rt->draw(rect,transform2);

        }

    }
    rt->display();
    return rt;
}