drawable.h

// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: 2025-2026 Manuel Osorio
#pragma once
 
#include "flint/graphics/gpu/gpu-texture.h"
 
#include <memory>
 
namespace Flint {
  class RenderQueue;
  class GPURenderer;
 
  class Drawable {
    public:
      virtual ~Drawable() = default;
 
      virtual void emit(RenderQueue &queue) const = 0;
 
      void setGPUTexture(GPUTexture *texture) {
        m_gpuTexture = texture;
      }
 
      [[nodiscard]] GPUTexture *getGPUTexture() const {
        return m_gpuTexture;
      }
 
    protected:
      GPUTexture *m_gpuTexture = nullptr;  
  };
 
  enum class DrawLayer {
    Background = 0, 
    Midground = 1,  
    Foreground = 2, 
    UI = 3          
  };
 
  struct DrawCommand {
      DrawLayer                       layer;    
      std::shared_ptr<const Drawable> drawable; 
  };
}