#include "MyTextTestScene.h"

#include <charcoal/TextureFactory.h>

#include <charcoal-builtin/MeshGenerator.h>
#include <charcoal-builtin/TextureGenerator.h>
#include <charcoal-builtin/GLUtil.h>

std::map<char, charcoal::Rectangle<int>> gen_font_stuff(const image_loader::ImageRGBA& image)
{
	std::map<char, charcoal::Rectangle<int>> ret;
	ret.emplace('a', charcoal::Rectangle<int>(0, image.height / 2, 0, image.width / 2));
	ret.emplace('b', charcoal::Rectangle<int>(image.height / 2, image.height, image.width / 2, image.width));
	return ret;
}

MyTextTestScene::MyTextTestScene(Application& application)
	: Scene(application),
	m_font_image(image_loader::load_file(IMAGE_PATH "uber.png")),
	m_font(m_font_image, gen_font_stuff(m_font_image)),
	m_text_image(m_font.get_text_image("ba")),
	m_text(
		meshgenerator::gen_rect_pt<textured::Vertex, textured::Index>(DRAW_TRIANGLES, (float)m_text_image.width, (float)m_text_image.height),
		DRAW_TRIANGLES,
		TextureFactory::gen_image_texture(m_text_image),
		texturegenerator::gen_quick_sampler()
	),
	m_camera(m_screen_size),
	m_text_batch(&m_text, 1)
{
	m_pipeline.set_camera(&m_camera);
	m_pipeline.add_batch(&m_text_batch);
}

void MyTextTestScene::init()
{
	m_text_batch.init();

	m_text_batch.reset_rendered();
	m_text_batch.add_rendered(m_text_pose);
}

void MyTextTestScene::update(float delta_time, clock_t clock)
{
	// Do Nothing
}

void MyTextTestScene::prerender()
{
	m_camera.prerender();
	m_text_batch.prerender();
}

void MyTextTestScene::render()
{
	glutil::clear_screen();
	m_pipeline.render();
}