#pragma once

#include "Camera.h"

#include "vec2.h"
#include "vec3.h"

using namespace egm;

class Camera2D : public Camera
{
public:
	Camera2D(const vec2& size, const vec2& position = vec2(0.0f, 0.0f));
	Camera2D(const vec3& size = vec3(2.0f, 2.0f, 2.0f), const vec3& position = vec3(0.0f, 0.0f, 0.0f));

	void update_size(const vec3& size);
	void update_position(const vec3& position);

	void translate(const vec2& translation);
	void translate(const vec3& translation);

	const vec3& get_size() { return m_size; }
	const vec3& get_position() { return m_position; }

	void update_view_projection_matrix() override;

private:
	void update_scale();
	void update_offset();

	vec3 m_size;
	vec3 m_position;

	vec3 m_scale;
	vec3 m_offset;
};