animator.h

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#pragma once
 
#include <engine/core/rendering/texture.h>
#include <engine/public/component.h>
#include <engine/public/gameObject.h>
 
#include <vector>
 
class Animator : public Component {
 private:
  std::vector<std::reference_wrapper<Texture>> frames_;
  const int interval_ms_;
 
  int current_texture_index_;
  int accumulator_time_ms_;
 
  bool is_playing_;
  bool is_looping_;
  bool is_non_interruptible_{false};
 
  [[nodiscard]] int calculate_next_frame_index(int intervals_advanced) const;
  void update_sprite_texture(int new_frame_index);
 
 public:
  explicit Animator(const std::string& sprite_sheet_name, int interval_ms);
 
  void play(bool is_looping);
  void play(const std::string& animation_name, bool is_looping);
 
  void pause();
  void reset();
  [[nodiscard]] bool is_playing() const noexcept;
 
  [[nodiscard]] bool is_non_interruptible() const noexcept;
  void is_non_interruptible(bool value) noexcept;
 
  // Component overrides
  void update(float dt_seconds) override;
 
  void set_animation(const std::string& animation_name);
  void set_animation(
      const std::vector<std::reference_wrapper<Texture>>& frames_);
 
  std::string type_name() const override;
};