AnimationSnakes.cpp

#include <Interface/Animation/AnimationSnakes.hpp>
#include <Interface/Colors.hpp>
#include <Misc/Utils.hpp>
 
AnimationSnakes::AnimationSnakes(Window* window):
    Animation(window)
{ }
void AnimationSnakes::load()
{
    this->addSnake();
 
    updateTimer.start();
    addTimer.start();
}
void AnimationSnakes::update()
{
    // Adding yet another snake
    int delay = Utils::Random::between(1, 3) * 100;
 
    if ((addTimer.delta_ms() > delay) &&
        (this->lilsnakes.size() < MAX_SNAKES))
    {
        this->addSnake();
 
        // Random add burst!
        if (Utils::Random::booleanWithChance(0.2501))
        {
            for (int i = 0; i < Utils::Random::between(3, 5); i++)
                this->addSnake();
        }
 
        addTimer.start();
    }
 
    // Updating all snakes
    // They all drop once and get deleted as soon as they
    // leave the Window.
    if (updateTimer.delta_ms() > 50)
    {
        std::vector<LilSnake>::iterator it = this->lilsnakes.begin();
 
        while (it != this->lilsnakes.end())
        {
            if (((*it).y - (*it).size) > (this->window->getH() - 1))
            {
                it = this->lilsnakes.erase(it);
            }
            else
            {
                (*it).y++;
                ++it;
            }
        }
        updateTimer.start();
    }
}
void AnimationSnakes::draw()
{
    for (unsigned int i = 0; i < (this->lilsnakes.size()); i++)
    {
        window->printChar('@',
                          this->lilsnakes[i].x,
                          this->lilsnakes[i].y,
                          Colors::pair(COLOR_GREEN, COLOR_DEFAULT, true));
 
        for (int j = 1; j < (this->lilsnakes[i].size); j++)
        {
            window->printChar('o',
                              this->lilsnakes[i].x,
                              this->lilsnakes[i].y - j,
                              Colors::pair(COLOR_GREEN, COLOR_DEFAULT));
 
        }
    }
}
void AnimationSnakes::addSnake()
{
    int newx = Utils::Random::between(1, this->window->getW() - 1);
    int newy = Utils::Random::between(0, 3);
    int size = Utils::Random::between(2, 14);
 
    this->lilsnakes.push_back(LilSnake(newx, newy, size));
}