project-kyoku/src/application/mainmenu.cpp

#include "mainmenu.h"
#include "widgets/pushbutton.h"
#include "widgets/group.h"

MainMenu::MainMenu(Callbacks&& callbacks, const FontHolder& font_holder) :
    _font(font_holder.get(Fonts::Id::GUI)),
    _callbacks(std::move(callbacks)),
    _buttons(std::make_shared<Group>())
{
}

void MainMenu::input(const sf::Event& event)
{
    _buttons->input(event);
}

void MainMenu::update(const sf::Time& dt)
{
    _buttons->update(dt);
}

void MainMenu::draw(sf::RenderTarget &target, sf::RenderStates states) const
{
    target.draw(*_buttons, states);
}

void MainMenu::enter(sf::Vector2u&& render_size)
{
    const float window_width = render_size.x;
    const float window_height = render_size.y;

    auto button_start = std::make_shared<PushButton>("Start", _font, 48);
    button_start->setRect(sf::FloatRect(window_width / 3., window_height / 7., window_width / 3., window_height / 7.));
    button_start->setCallback(_callbacks.onAppendGameState);

    auto button_editor = std::make_shared<PushButton>("Editor", _font, 48);
    button_editor->setRect(sf::FloatRect(window_width / 3., window_height / 7. * 3, window_width / 3., window_height / 7.));
    button_editor->setCallback(_callbacks.onAppendEditorState);

    _buttons->addChild(button_start);
    _buttons->addChild(button_editor);

    _buttons->setVisibility();
}

void MainMenu::leave()
{
    _buttons->setVisibility(false);
}