FontManager.h

#pragma once

class CD3D12Renderer;
class CFontManager
{
	CD3D12Renderer*	m_pRenderer = nullptr;
	ID2D1Device2*			m_pD2DDevice = nullptr;
	ID2D1DeviceContext2*	m_pD2DDeviceContext = nullptr;

	ID2D1Bitmap1*			m_pD2DTargetBitmap = nullptr;
	ID2D1Bitmap1*			m_pD2DTargetBitmapRead = nullptr;
	IDWriteFontCollection1* m_pFontCollection = nullptr;
	ID2D1SolidColorBrush*	m_pWhiteBrush = nullptr;

	IDWriteFactory5*		m_pDWFactory = nullptr;
	DWRITE_LINE_METRICS*	m_pLineMetrics = nullptr;
	DWORD					m_dwMaxLineMetricsNum = 0;
	UINT	m_D2DBitmapWidth = 0;
	UINT	m_D2DBitmapHeight = 0;
	BOOL	CreateD2D(ID3D12Device* pD3DDevice, ID3D12CommandQueue* pCommandQueue, BOOL bEnableDebugLayer);
	BOOL	CreateDWrite(ID3D12Device* pD3DDevice, UINT TexWidth, UINT TexHeight, float fDPI);
	BOOL	CreateBitmapFromText(int* piOutWidth, int* piOutHeight, IDWriteTextFormat* pTextFormat, const WCHAR* wchString, DWORD dwLen);
	void	CleanupDWrite();
	void	CleanupD2D();
	void	Cleanup();
public:
	BOOL	Initialize(CD3D12Renderer* pRenderer, ID3D12CommandQueue* pCommandQueue, UINT Width, UINT Height, BOOL bEnableDebugLayer);
	FONT_HANDLE*	CreateFontObject(const WCHAR* wchFontFamilyName, float fFontSize);
	void			DeleteFontObject(FONT_HANDLE* pFontHandle);
	BOOL			WriteTextToBitmap(BYTE* pDestImage, UINT DestWidth, UINT DestHeight, UINT DestPitch, int* piOutWidth, int* piOutHeight, FONT_HANDLE* pFontHandle, const WCHAR* wchString, DWORD dwLen);
	CFontManager();
	~CFontManager();

};