ColorGradientResource.h

#pragma once
 
#include <Core/ResourceManager/Resource.h>
#include <Foundation/Tracks/ColorGradient.h>
 
struct PL_CORE_DLL plColorGradientResourceDescriptor
{
  plColorGradient m_Gradient;
 
  void Save(plStreamWriter& inout_stream) const;
  void Load(plStreamReader& inout_stream);
};
 
using plColorGradientResourceHandle = plTypedResourceHandle<class plColorGradientResource>;
 
class PL_CORE_DLL plColorGradientResource : public plResource
{
  PL_ADD_DYNAMIC_REFLECTION(plColorGradientResource, plResource);
  PL_RESOURCE_DECLARE_COMMON_CODE(plColorGradientResource);
  PL_RESOURCE_DECLARE_CREATEABLE(plColorGradientResource, plColorGradientResourceDescriptor);
 
public:
  plColorGradientResource();
 
  const plColorGradientResourceDescriptor& GetDescriptor() const { return m_Descriptor; }
 
  inline plColor Evaluate(double x) const
  {
    plColor result;
    m_Descriptor.m_Gradient.Evaluate(x, result);
    return result;
  }
 
private:
  virtual plResourceLoadDesc UnloadData(Unload WhatToUnload) override;
  virtual plResourceLoadDesc UpdateContent(plStreamReader* Stream) override;
  virtual void UpdateMemoryUsage(MemoryUsage& out_NewMemoryUsage) override;
 
  plColorGradientResourceDescriptor m_Descriptor;
};