DX12WindowSurface.h

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#pragma once
 
#include "Target/DirectX/DX12Common.h"
#include "Target/DirectX/DX12RenderTarget.h"
#include "Target/DirectX/DX12SwapChain.h"
#include "Target/DirectX/DX12TextRenderer.h"
 
#include <DirectXMath.h>
#include <d3d12.h>
#include <vector>
 
namespace z8::ui {
class TextNode;
}
 
namespace z8 {
 
class DX12WindowSurface final : public DX12Common {
public:
  DX12SwapChain SwapChain;
  DX12RenderTarget ColorTarget;
  DX12TextRenderer TextRenderer;
  D3D12_VIEWPORT Viewport{};
  D3D12_RECT Scissor{};
  int Width = 1;
  int Height = 1;
  float DpiScale = 1.0f;
 
private:
  DirectX::XMFLOAT4 ClearColor{};
  unsigned SampleCount = 1;
  unsigned SampleQuality = 0;
  bool Initialized = false;
  HWND Window = nullptr;
 
public:
  explicit DX12WindowSurface(DX12Render *render);
  ~DX12WindowSurface() override;
 
  void ApplyViewport() const;
  void DrawTextAndPresent(const std::vector<ui::TextNode *> &texts,
                          float originX = 0.0f, float originY = 0.0f);
  void Init(HWND window, int width, int height, unsigned sampleCount,
            unsigned sampleQuality,
            const DirectX::XMFLOAT4 &clearColor);
  bool IsInitialized() const { return Initialized; }
  void PrepareFrame();
  void Resize(int width, int height);
  void Shutdown();
 
private:
  void RefreshViewport();
};
 
} // namespace z8