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GetTextMetrics.md

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Function name : GetTextMetrics

Group: Font and Text - Library: gdi32

The GetTextMetrics function fills the specified buffer with the metrics for the currently selected font.

Code examples:

Reading metrics for the currently selected font

Declaration:

BOOL GetTextMetrics(
	HDC hdc,            // handle to DC
	LPTEXTMETRIC lptm   // text metrics
);

FoxPro declaration:

DECLARE INTEGER GetTextMetrics IN gdi32;
	INTEGER   hdc,;
	STRING  @ lptm

Parameters:

hdc [in] Handle to the device context.

lptm [out] Pointer to the TEXTMETRIC structure that receives the text metrics.

Return value:

If the function succeeds, the return value is nonzero.

Comments:

The TEXTMETRIC structure is filled in GetTextMetrics call:

typedef struct tagTEXTMETRIC {   
	LONG tmHeight;   
	LONG tmAscent;   
	LONG tmDescent;   
	LONG tmInternalLeading;   
	LONG tmExternalLeading;   
	LONG tmAveCharWidth;   
	LONG tmMaxCharWidth;   
	LONG tmWeight;   
	LONG tmOverhang;   
	LONG tmDigitizedAspectX;   
	LONG tmDigitizedAspectY;   
	TCHAR tmFirstChar;   
	TCHAR tmLastChar;   
	TCHAR tmDefaultChar;   
	TCHAR tmBreakChar;   
	BYTE tmItalic;   
	BYTE tmUnderlined;   
	BYTE tmStruckOut;   
	BYTE tmPitchAndFamily;   
	BYTE tmCharSet;   
} TEXTMETRIC, *PTEXTMETRIC;