#include <psemek/ui/default_element_factory.hpp>

#include <psemek/ui/box_shape.hpp>

namespace psemek::ui
{

	namespace
	{

		struct button_impl
			: button
		{
			struct shape const & shape() const override
			{
				return shape_;
			}

			void reshape(geom::box<float, 2> const & bbox) override
			{
				shape_.box = bbox;
			}

			void draw(painter & p) const override
			{
				gfx::color_rgba color = gfx::red;
				if (state() == state_t::mouseover)
					color = gfx::light(color);
				else if (state() == state_t::mousedown)
					color = gfx::dark(color);
				p.draw_rect(shape_.box, color);
			}

			geom::box<float, 2> size_constraints() const override
			{
				return {{{100.f, 200.f}, {50.f, 100.f}}};
			}

		private:
			box_shape shape_{{{{0.f, 0.f}, {0.f, 0.f}}}};
		};

	}

	struct default_element_factory::impl
	{
		std::shared_ptr<struct font> font;
	};

	default_element_factory::default_element_factory()
		: pimpl_{make_impl()}
	{}

	default_element_factory::~default_element_factory() = default;

	void default_element_factory::set_font(std::shared_ptr<struct font> f)
	{
		impl().font = std::move(f);
	}

	std::shared_ptr<struct font> default_element_factory::font() const
	{
		return impl().font;
	}

	std::unique_ptr<button> default_element_factory::make_button()
	{
		return std::make_unique<button_impl>();
	}

	std::unique_ptr<screen> default_element_factory::make_screen()
	{
		return std::make_unique<screen>();
	}

}