/**
 * @file XTPMarkupDeviceContext.h
 *
 * @copyright
 * (c) 1998-2025 Codejock Software, All Rights Reserved.
 *
 * This source file is the property of Codejock Software and must not be
 * redistributed by any means without the explicit written permission of
 * Codejock Software.
 *
 * The use of this source code is governed by the terms and conditions specified
 * in the Toolkit Pro license agreement. Codejock Software grants you, as a
 * single software developer, the limited right to use this software on one
 * computer only.
 *
 * Contact Information:
 * support@codejock.com
 * http://www.codejock.com
 *
 */

/** @cond */
#if !defined(__XTPMARKUPDEVICECONTEXT_H__)
#	define __XTPMARKUPDEVICECONTEXT_H__
/** @endcond */

#	if _MSC_VER > 1000
#		pragma once
#	endif // _MSC_VER > 1000

#	include "Common/Base/Diagnostic/XTPDisableNoisyWarnings.h"

namespace Gdiplus
{
class GpGraphics;
class GpBrush;
class GpFont;
class GpPen;
class GpStringFormat;
class GpBitmap;
} // namespace Gdiplus

class CXTPMarkupStrokeStyle;
class CXTPMarkupBrush;
class CXTPMarkupPathData;
class CXTPMarkupFont;
class CXTPMarkupTransformationMatrix;
class CXTPMarkupDrawingContext;
class CXTPMarkupDeviceContext;
class CXTPImageManagerIcon;
class CXTPMarkupDeviceDependentImage;
struct IXTPMarkupDeviceDependentImageSite;

class _XTP_EXT_CLASS CXTPMarkupDedicatedDC
{
public:
	CXTPMarkupDedicatedDC(CXTPMarkupDeviceContext* pDC, const RECT& rect);
	virtual ~CXTPMarkupDedicatedDC();

	virtual HDC GetDC() const;
	virtual void Commit();

	const CRect& GetRect() const;
	const CSize& GetCorrectionOffset() const;

protected:
	void ReleaseDC();

	CXTPMarkupDeviceContext* m_pDC;
	mutable HDC m_hDC;
	CRect m_rect;
	CSize m_szCorrectionOffset;
};

AFX_INLINE const CRect& CXTPMarkupDedicatedDC::GetRect() const
{
	return m_rect;
}

AFX_INLINE const CSize& CXTPMarkupDedicatedDC::GetCorrectionOffset() const
{
	return m_szCorrectionOffset;
}

struct XTPMarkupFontMetrics
{
	int nAscent;
	int nDescent;
};

class _XTP_EXT_CLASS CXTPMarkupDeviceContext : public CObject
{
	DECLARE_DYNAMIC(CXTPMarkupDeviceContext);

public:
	CXTPMarkupDeviceContext(HDC hDC, HDC hAttribDC);
	virtual ~CXTPMarkupDeviceContext();

public:
	virtual CXTPMarkupTransformationMatrix* GetTransformationMatrix() const;
	virtual void SetTransformationMatrix(CXTPMarkupTransformationMatrix* pMatrix);

	virtual void OffsetViewport(const POINT& ptViewortOrg);
	virtual XTPMarkupSmoothingMode SetSmoothingMode(XTPMarkupSmoothingMode smoothingMode,
													BOOL bUseTextSmoothing);

	POINT TranslatePoint(const POINT& ptVisualOffset) const;

	virtual CXTPMarkupDedicatedDC* GetDedicatedDC(const RECT& rect);
	HDC GetSafeHdc() const;

	virtual CXTPMarkupDeviceDependentImage*
		CreateDeviceDependentImage(IXTPMarkupDeviceDependentImageSite* pSite) const;

	double GetOpacity() const;
	void SetOpacity(double dOpacity);

	virtual void Ellipse(CRect rc, CXTPMarkupStrokeStyle* pStrokeStyle,
						 CXTPMarkupBrush* pFillBrush);
	virtual void DrawRectangle(CRect rc, CXTPMarkupBrush* pBrush, CXTPMarkupThickness* pThickness);
	virtual void FillRectangle(CRect rc, CXTPMarkupBrush* pBrush);
	virtual void DrawLine(int x1, int y1, int x2, int y2, CXTPMarkupStrokeStyle* pStrokeStyle);
	virtual void Polyline(const POINT* points, int nCount, CXTPMarkupStrokeStyle* pStrokeStyle);
	virtual void Polyline(const void* points, int nCount, CXTPMarkupStrokeStyle* pStrokeStyle);
	virtual void Polygon(const POINT* points, int nCount, CXTPMarkupStrokeStyle* pStrokeStyle,
						 CXTPMarkupBrush* pFillBrush);
	virtual void Polygon(const void* points, int nCount, CXTPMarkupStrokeStyle* pStrokeStyle,
						 CXTPMarkupBrush* pFillBrush);
	virtual void DrawPath(CXTPMarkupPathData* pData, CXTPMarkupStrokeStyle* pStrokeStyle,
						  CXTPMarkupBrush* pFillBrush);

	virtual void DrawImage(CXTPImageManagerIcon* pIcon, CRect rc);
	virtual void DrawImage(CXTPMarkupDeviceDependentImage* pImage, CRect rc);

	virtual void FillRoundRectangle(CRect rc, CXTPMarkupBrush* pBrush, double* pCornerRadius);
	virtual void DrawRoundRectangle(CRect rc, CXTPMarkupBrush* pBrush,
									CXTPMarkupThickness* pThickness, double* pCornerRadius);

	virtual void DrawString(LPCWSTR lpszText, UINT nCount, LPCRECT lpRect);
	virtual SIZE MeasureString(LPCWSTR lpszText, int nCount) const;
	virtual void MeasureString(LPCWSTR lpszText, int nCount, CXTPSizeF& size) const;

	virtual void SetTextColor(CXTPMarkupBrush* pBrush);
	virtual void SetTextFont(CXTPMarkupFont* pFont);
	virtual BOOL GetFontMetrics(CXTPMarkupFont* pFont, XTPMarkupFontMetrics* pMetrics);

	virtual void IntersectClipRect(const RECT& rcLayoutClip);
	virtual void GetClipBox(LPRECT lpRect);

	virtual HRGN SaveClipRegion();
	virtual void RestoreClipRegion(HRGN hRgn);

	virtual HDC GetDC();
	virtual void ReleaseDC(HDC hDC);
	virtual void Flush();

protected:
	BOOL IsSolidBrush(CXTPMarkupBrush* pBrush) const;
	BOOL IsLinearGradientBrush(CXTPMarkupBrush* pBrush) const;
	DWORD SetARGBOpacity(DWORD color) const;
	COLORREF SetCOLORREFOpacity(COLORREF color) const;

private:
	CSize ComputeDeltas(int& x, LPCWSTR lpszString, UINT& nCount, BOOL bTabbed, UINT nTabStops,
						LPINT lpnTabStops, int nTabOrigin, LPWSTR lpszOutputString, int* pnDxWidths,
						int& nRightFixup) const;

	int ComputeNextTab(int x, UINT nTabStops, LPINT lpnTabStops, int nTabOrigin,
					   int nTabWidth) const;

	HFONT SelectFontObject(HFONT hFont);
	void CreatePen(CPen& pen, CXTPMarkupStrokeStyle* pStrokeStyle);

protected:
	struct GRADIENTSTOP
	{
		RGBQUAD clr;
		double dOffset;
		double dDiff;
		int nIndex;
	};
	static int AFX_CDECL _GradientStopCompare(const void* arg1, const void* arg2);

protected:
	HDC m_hDC;
	HDC m_hAttribDC;
	SIZE m_sizeWinExt;
	SIZE m_sizeVpExt;
	double m_dOpacity;

	HFONT m_hOldFont;
	XTPMarkupSmoothingMode m_smoothingMode;
};

AFX_INLINE HDC CXTPMarkupDeviceContext::GetSafeHdc() const
{
	return m_hDC;
}

AFX_INLINE double CXTPMarkupDeviceContext::GetOpacity() const
{
	return m_dOpacity;
}

AFX_INLINE void CXTPMarkupDeviceContext::SetOpacity(double dOpacity)
{
	_ASSERTE(0. <= dOpacity && dOpacity <= 1.);
	m_dOpacity = dOpacity;
}

#	include "Common/Base/Diagnostic/XTPEnableNoisyWarnings.h"
/** @cond */
#endif // !defined(__XTPMARKUPDEVICECONTEXT_H__)
/** @endcond */