Text3DSystem.h

#pragma once
 
#include "../ComponentSystem.h"
 
#include "../../Components/Core/Text3DComponent.h"
 
namespace Cogs {
  namespace Core {
    class Context;
    class FontManager;
 
    class Text3DSystem : public ComponentSystem<Text3DComponent>
    {
    public:
      Text3DSystem(Memory::Allocator* allocator, SizeType capacity) : ComponentSystem(allocator, capacity) {}
 
      virtual void update(Context* context) override;
 
    private:
      MaterialHandle textMaterial;
 
      static  float calcTextWidth(const FontManager*  fontManager,
                                  const Font&         font,
                                  const std::string&  text);
 
      static  void  generateText(std::vector<glm::vec3>&  vertices,
                                 std::vector<glm::vec2>&  uvs,
                                 const FontManager*       fontManager, 
                                 const Font&              font,
                                 const std::string&       text,
                                 glm::vec3                position,
                                 glm::vec3                hAxis,
                                 glm::vec3                vAxis,
                                 Alignment                alignment);
    };
  }
}