Glyph

Functions
MGPLUS_EXPORT HFONT	MGPlusCreateFont (const char *font_name, unsigned face_index, MPGlyphRendering ren_type, unsigned int width, unsigned int height, BOOL flip_y)
	Create ttf font. More...
MGPLUS_EXPORT MPStatus	MGPlusDeleteFont (HFONT hfont)
	Delete font. More...
MGPLUS_EXPORT HPATH	MGPlusGetGlyphPath (int x, int y, LPGLYPHDATA lpdata)
	Get the Glyph outline path. More...
MGPLUS_EXPORT MPStatus	MGPlusGetGlyphOutline (HFONT hfont, unsigned uchar, LPGLYPHMETRICS lpgm, LPGLYPHDATA lpdata)
	Get the font path or LPGLYPHMETERICS info through uFormat. More...
MGPLUS_EXPORT MPStatus	MGPlusDrawGlyph (HGRAPHICS graphics, HFONT hfont, int x, int y, LPGLYPHDATA lpdata, ARGB color)
	Draw glyph path. More...

Detailed Description

MGPlus maintains some glyph defines and operations

Function Documentation

HFONT MGPlusCreateFont	(	const char *	font_name,
		unsigned	face_index,
		MPGlyphRendering	ren_type,
		unsigned int	width,
		unsigned int	height,
		BOOL	flip_y
	)

Create ttf font.

This function get the glyph outline path from outline's data buffer.

Parameters

font_name	The create font name.
face_index	The font's face index.
ren_type	The font render type.
width	The font width.
height	The font height.
flip_y	The glyph's y-coor flip, if true, flip the y coordinate.

Returns

If success, it returns the font handle.

HPATH MGPlusDeleteFont

(

HFONT

hfont

)

Delete font.

This function destroy the special font.

Parameters

hfont

The handle pointer of font.

Returns

If success, it returns MP_OK.

MGPLUS_EXPORT MPStatus MGPlusDrawGlyph	(	HGRAPHICS	graphics,
		HFONT	hfont,
		int	x,
		int	y,
		LPGLYPHDATA	lpdata,
		ARGB	color
	)

Draw glyph path.

This function draw glyph at x/y position with glyph data, user should be special render glyph color.

Parameters

graphics	The graphic handler.
hfont	The pointer of font.
x	The x coordinate of glyph.
y	The y coordinate of glyph.
lpdata	The glyph data pointer.
color	The render glyph color.

Returns

Get Status, MP_GENERIC_ERROR indicates an error.

MPStatus MGPlusGetGlyphOutline	(	HFONT	hfont,
		unsigned	uchar,
		LPGLYPHMETRICS	lpgm,
		LPGLYPHDATA	lpdata
	)

Get the font path or LPGLYPHMETERICS info through uFormat.

This function get the font path from the glyph data.

Parameters

hfont	The pointer of font.
uchar	The query character.
lpgm	The LPGLYPHMETRICS pointer.
lpdata	The glyph data pointer.

Returns

Get Status, MP_GENERIC_ERROR indicates an error.

HPATH MGPlusGetGlyphPath	(	int	x,
		int	y,
		LPGLYPHDATA	lpdata
	)

Get the Glyph outline path.

This function get the glyph outline path from outline's data buffer.

Parameters

x	The x coordinate of glyph.
y	The y coordinate of glyph.
lpdata	The pointer of glyph outline data.

Returns

If success, it returns the path.