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diff --git a/lib/libXft/man/Xft.3 b/lib/libXft/man/Xft.3 deleted file mode 100644 index ae10d3191..000000000 --- a/lib/libXft/man/Xft.3 +++ /dev/null @@ -1,847 +0,0 @@ -.\" -.\" $Id: Xft.3,v 1.1 2006/11/25 17:21:39 matthieu Exp $ -.\" -.\" Copyright © 2000 Keith Packard -.\" -.\" Permission to use, copy, modify, distribute, and sell this software and its -.\" documentation for any purpose is hereby granted without fee, provided that -.\" the above copyright notice appear in all copies and that both that -.\" copyright notice and this permission notice appear in supporting -.\" documentation, and that the name of Keith Packard not be used in -.\" advertising or publicity pertaining to distribution of the software without -.\" specific, written prior permission. Keith Packard makes no -.\" representations about the suitability of this software for any purpose. It -.\" is provided "as is" without express or implied warranty. -.\" -.\" KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, -.\" INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO -.\" EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR -.\" CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, -.\" DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER -.\" TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -.\" PERFORMANCE OF THIS SOFTWARE. -.\" -.TH Xft 3 "Version 2.1.11" "Xft" -.SH NAME - Xft \- X FreeType interface library -.SH DESCRIPTION -.B Xft -is a simple library designed to interface the FreeType rasterizer with the X -Rendering Extension. -This manual page barely scratches the surface of this library. -.SH "HEADER FILE" -.B #include <X11/Xft/Xft.h> -.SH CONSTANTS -.TP -.B XFT_MAJOR -is the major version number of -.BR Xft . -.TP -.B XFT_MINOR -is the minor version number of -.BR Xft . -.TP -.B XFT_REVISION -is the revision number of -.BR Xft . -.TP -.B XFT_VERSION -is -.B XFT_MAJOR -times 10000 (ten thousand), plus -.B XFT_MINOR -times 100, plus -.BR XFT_REVISION . -.TP -.B XftVersion -is an alias for -.BR XFT_VERSION . -.PP -The following example illustrates how -.BR Xft 's -version constants might be used: -.nf - #if (XFT_VERSION >= 20107) - (void) puts("Version 2.1.7 or later of the Xft library is in" - " use."); - #else - (void) printf("Insufficient version of Xft (%d.%d.%d) installed; - " need at least version 2.1.7.\(rsn", XFT_MAJOR, - XFT_MINOR, - XFT_REVISION); - #endif -.fi -.\" I don't understand what these are for. -- BR, 2005-04-02 -.\" XFT_CORE used in xftname.c -.\" XFT_RENDER used in xftdpy.c, xftfreetype.c, xftname.c -.\" XFT_XLFD used in xftname.c, xftxlfd.c -.\" XFT_MAX_GLYPH_MEMORY used in xftdpy.c, xftfreetype.c -.\" XFT_MAX_UNREF_FONTS used in xftdpy.c -.\" XFT_NMISSING used in xftcore.c, xftextent.c, xftglyphs.c, -.\" xftrender.c -.SH "DATA TYPES" -.TP -.B XftFont -.nf -typedef struct _XftFont { - int ascent; - int descent; - int height; - int max_advance_width; - FcCharSet *charset; - FcPattern *pattern; -} XftFont; -.fi -An -.B XftFont -is the primary data structure of interest to programmers using -.BR Xft ; -it contains general font metrics and pointers to the Fontconfig -character set and pattern associated with the font. -The -.B FcCharSet -and -.B FcPattern -data types are defined by the Fontconfig library. -.TP -.B "" -.BR XftFont s -are populated with any of -.BR XftFontOpen (), -.BR XftFontOpenName (), -.BR XftFontOpenXlfd (), -.BR XftFontOpenInfo (), -or -.BR XftFontOpenPattern (). -.BR XftFontCopy () -is used to duplicate -.BR XftFont s, -and -.BR XftFontClose () -is used to mark an -.B XftFont -as unused. -.BR XftFont s -are internally allocated, reference-counted, and freed by -.BR Xft ; -the programmer does not ordinarily need to allocate or free storage -for them. -.TP -.B "" -.BR XftDrawGlyphs (), -the -.BR XftDrawString *() -family, -.BR XftDrawCharSpec (), -and -.BR XftDrawGlyphSpec () -use -.BR XftFont s -to render text to an -.B XftDraw -object, which may correspond to either a core X drawable or an X -Rendering Extension drawable. -.TP -.B "" -.BR XftGlyphExtents () -and the -.BR XftTextExtents *() -family are used to determine the extents (maximum dimensions) of an -.BR XftFont . -.TP -.B "" -An -.BR XftFont 's -glyph or character coverage can be determined with -.BR XftFontCheckGlyph () -or -.BR XftCharExists (). -.BR XftCharIndex () -returns the -.BR XftFont -specific -character index corresponding to a given Unicode codepoint. -.TP -.B "" -.BR XftGlyphRender (), -.BR XftGlyphSpecRender (), -.BR XftCharSpecRender (), -and the -.BR XftTextRender *() -family use -.BR XftFont s -to draw into X Rendering Extension -.B Picture -structures. -.B Note: -.BR XftDrawGlyphs (), -the -.BR XftDrawString *() -family, -.BR XftDrawCharSpec (), -and -.BR XftDrawGlyphSpec () -provide a means of rendering fonts that is independent of the -availability of the X Rendering Extension on the X server. -.\" I'm not sure what these are for; they're used internally, but why -.\" would any external users want them? -- BR, 2005-04-02 -.\" .BR XftLockFace() -.\" .BR XftUnlockFace() -.TP -.B XftFontInfo -is an opaque object that stores information about a font. -.B XftFontInfo -structures are created with -.BR XftFontInfoCreate (), -freed with -.BR XftFontInfoDestroy (), -and compared with -.BR XftFontInfoEqual (). -.B XftFontInfo -objects are internally allocated and freed by -.BR Xft ; -the programmer does not ordinarily need to allocate or free storage -for them. -.TP -.B "" -Each -.B XftFontInfo -structure in use is associated with a unique identifier, which can be -retrieved with -.BR XftFontInfoHash (). -An -.B XftFont -can be opened based on -.B XftFontInfo -data with -.BR XftFontOpenInfo (). -.TP -.B XftColor -.nf -typedef struct _XftColor { - unsigned long pixel; - XRenderColor color; -} XftColor; -.fi -An -.B XftColor -object permits text and other items to be rendered in a particular -color (or the closest approximation offered by the X visual in use). -The -.B XRenderColor -data type is defined by the X Render Extension library. -.TP -.B "" -.BR XftColorAllocName () -and -.BR XftColorAllocValue () -request a color allocation from the X server (if necessary) and -initialize the members of -.BR XftColor . -.BR XftColorFree () -instructs the X server to free the color currently allocated for an -.BR XftColor . -.TP -.B "" -One an -.B XftColor -has been initialized, -.BR XftDrawSrcPicture (), -.BR XftDrawGlyphs (), -the -.BR XftDrawString *() -family, -.BR XftDrawCharSpec (), -.BR XftDrawCharFontSpec (), -.BR XftDrawGlyphSpec (), -.BR XftDrawGlyphFontSpec (), -and -.BR XftDrawRect () -may be used to draw various objects using it. -.TP -.B XftDraw -is an opaque object which holds information used to render to an X drawable -using either the core protocol or the X Rendering extension. -.TP -.B "" -.B XftDraw -objects are created with any of -.BR XftDrawCreate () -(which associates an -.B XftDraw -with an existing X drawable), -.BR XftDrawCreateBitmap (), -or -.BR XftDrawCreateAlpha (), -and destroyed with -.BR XftDrawDestroy (). -The X drawable associated with an -.B XftDraw -can be changed with -.BR XftDrawChange (). -.BR XftDraw s -are internally allocated and freed by -.BR Xft ; -the programmer does not ordinarily need to allocate or free storage -for them. -.TP -.B "" -The X -.BR Display , -.BR Drawable , -.BR Colormap , -and -.BR Visual -of an -.B XftDraw -can be queried with -.BR XftDrawDisplay (), -.BR XftDrawDrawable (), -.BR XftDrawColormap (), -and -.BR XftDrawVisual (), -respectively. -The X Rendering Extension -.B Picture -associated with an -.B XftDraw -is returned by -.BR XftDrawPicture (). -.\" XftDrawSrcPicture -.\" XftDrawGlyphs -.\" XftDrawString* -.\" XftDrawCharSpec -.\" XftDrawCharFontSpec -.\" XftDrawGlyphSpec -.\" XftDrawGlyphFontSpec -.\" XftDrawRect -.\" XftDrawSetClip -.\" XftDrawSetClipRectangles -.\" XftDrawSetSubwindowMode -.TP -.B XftCharSpec -.nf -typedef struct _XftCharSpec { - FcChar32 ucs4; - short x; - short y; -} XftCharSpec; -.fi -.TP -.B "" -The -.B FcChar32 -data type is defined by the Fontconfig library. -.\" XftDrawCharSpec -.\" XftCharSpecRender -.TP -.B XftCharFontSpec -.nf -typedef struct _XftCharFontSpec { - XftFont *font; - FcChar32 ucs4; - short x; - short y; -} XftCharFontSpec; -.fi -.TP -.B "" -The -.B FcChar32 -data type is defined by the Fontconfig library. -.\" XftDrawCharFontSpec -.\" XftCharFontSpecRender -.TP -.B XftGlyphSpec -.nf -typedef struct _XftGlyphSpec { - FT_UInt glyph; - short x; - short y; -} XftGlyphSpec; -.fi -.TP -.B "" -The -.B FT_UInt -data type is defined by the FreeType library. -.\" XftDrawGlyphSpec -.\" XftGlyphSpecRender -.TP -.B XftGlyphFontSpec -.nf -typedef struct _XftGlyphFontSpec { - XftFont *font; - FT_UInt glyph; - short x; - short y; -} XftGlyphFontSpec; -.fi -.TP -.B "" -The -.B FT_UInt -data type is defined by the FreeType library. -.\" XftDrawGlyphFontSpec -.\" XftGlyphFontSpecRender -.SH FUNCTIONS -.SS "Opening and Matching Fonts" -.nf -\fBXftFont *\fR -\fBXftFontOpen (Display *\fIdpy\fB,\fR -\fB int \fIscreen\fB,\fR -\fB ...);\fR\fR -.fi -.B XftFontOpen -takes a list of pattern element triples of the form -.IR field , " type" , " value" -(terminated with a NULL), matches that pattern against the available fonts, -and opens the matching font, sizing it correctly for screen number -.I screen -on display -.IR dpy . -The -.B Display -data type is defined by the X11 library. -Returns NULL if no match is found. -.PP -Example: -.nf - font = XftFontOpen (dpy, screen, - XFT_FAMILY, XftTypeString, "charter", - XFT_SIZE, XftTypeDouble, 12.0, - NULL); -.fi -This opens the \(lqcharter\(rq font at 12 points. -The point size is automatically converted to the correct pixel size based -on the resolution of the monitor. -.PP -.nf -\fBXftFont *\fR -\fBXftFontOpenName (Display *\fIdpy\fB,\fR -\fB int \fIscreen\fB,\fR -\fB unsigned char *\fIname\fB);\fR -.fi -.B XftFontOpenName -behaves as -.B XftFontOpen -does, except that it takes a Fontconfig pattern string (which is passed to -the Fontconfig library's -.BR FcNameParse () -function). -.PP -.nf -\fBXftFont *\fR -\fBXftFontOpenXlfd (Display *\fIdpy\fB,\fR -\fB int \fIscreen\fB,\fR -\fB unsigned char *\fIxlfd\fB)\fR -.fi -.B XftFontOpenXlfd -behaves as -.B XftFontOpen -does, except that it takes a string containing an X Logical Font -Description (XLFD). -.PP -.nf -\fBFcPattern *\fR -\fBXftFontMatch (Display *\fIdpy\fB,\fR -\fB int \fIscreen\fB,\fR -\fB FcPattern *\fIpattern\fB,\fR -\fB FcResult *\fIresult\fB);\fR -.fi -Also used internally by the -.BR XftFontOpen * -functions, -.B XftFontMatch -can also be used directly to determine the Fontconfig font pattern -resulting from an Xft font open request. -The -.B FcPattern -and -.B FcResult -data types are defined by the Fontconfig library. -.SS "Determining the Pixel Extents of a Text String" -.nf -\fBvoid\fR -\fBXftTextExtents8 (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FcChar8 *\fIstring\fB,\fR -\fB int \fIlen\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -.B XftTextExtents8 -computes the pixel extents on display -.I dpy -of no more than -.I len -glyphs of a -.I string -consisting of eight-bit characters when drawn with -.IR font , -storing them in -.IR extents . -The -.B FcChar8 -data type is defined by the Fontconfig library, and the -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftTextExtents16 (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FcChar16 *\fIstring\fB,\fR -\fB int \fIlen\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -.B XftTextExtents16 -computes the pixel extents on display -.I dpy -of no more than -.I len -glyphs of a -.I string -consisting of sixteen-bit characters when drawn with -.IR font , -storing them in -.IR extents . -The -.B FcChar16 -data type is defined by the Fontconfig library, and the -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftTextExtents32 (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FcChar32 *\fIstring\fB,\fR -\fB int \fIlen\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -.B XftTextExtents32 -computes the pixel extents on display -.I dpy -of no more than -.I len -glyphs of a -.I string -consisting of thirty-two-bit characters when drawn with -.IR font , -storing them in -.IR extents . -The -.B FcChar32 -data type is defined by the Fontconfig library, and the -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftTextExtentsUtf8 (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FcChar8 *\fIstring\fB,\fR -\fB int \fIlen\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -.B XftTextExtentsUtf8 -computes the pixel extents on display -.I dpy -of no more than -.I len -bytes of a UTF-8 encoded -.I string -when drawn with -.IR font , -storing them in -.IR extents . -The -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftTextExtentsUtf16 (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FcChar8 *\fIstring\fB,\fR -\fB FcEndian \fIendian\fB,\fR -\fB int \fIlen\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -.B XftTextExtentsUtf16 -computes the pixel extents on display -.I dpy -of no more than -.I len -bytes of a UTF-16LE- or UTF-16BE-encoded -.I string -when drawn with -.IR font , -storing them in -.IR extents . -The endianness of -.I string -must be specified in -.IR endian . -The -.B FcEndian -data type is defined by the Fontconfig library, and the -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftGlyphExtents (Display *\fIdpy\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB FT_UInt *\fIglyphs\fB,\fR -\fB int \fInglyphs\fB,\fR -\fB XGlyphInfo *\fIextents\fB);\fR -.fi -Also used internally by the -.BR XftTextExtents * -functions, -.B XftGlyphExtents -computes the pixel extents on display -.I dpy -of no more than -.I nglyphs -in the array -.I glyphs -drawn with -.IR font , -storing them in -.IR extents . -The -.B FT_UInt -data type is defined by the FreeType library, and the -.B XGlyphInfo -data type is defined by the X Rendering Extension library. -.SS "Drawing Strings (and Other Things)" -.nf -\fBXftDraw *\fR -\fBXftDrawCreate (Display *\fIdpy\fB,\fR -\fB Drawable \fIdrawable\fB,\fR -\fB Visual *\fIvisual\fB,\fR -\fB Colormap \fIcolormap\fB);\fR -.fi -.B XftDrawCreate -creates a structure that can be used to render text and rectangles using -the specified -.IR drawable , -.IR visual , -and -.I colormap -on -.IR display . -The -.BR Drawable , -.BR Visual , -and -.B Colormap -data types are defined by the X11 library. -.PP -.nf -\fBXftDraw *\fR -\fBXftDrawCreateBitmap (Display *\fIdpy\fB,\fR -\fB Pixmap \fIbitmap\fB);\fR -.fi -.B XftDrawCreateBitmap -behaves as -.BR XftDrawCreate , -except it uses an X pixmap of color depth 1 instead of an X drawable. -The -.B Pixmap -data type is defined by the X11 library. -.PP -.nf -\fBXftDraw *\fR -\fBXftDrawCreateAlpha (Display *\fIdpy\fB,\fR -\fB Pixmap \fIpixmap\fB,\fR -\fB int \fIdepth\fB);\fR -.fi -.B XftDrawCreateAlpha -behaves as -.BR XftDrawCreate , -except it uses an X pixmap of color depth -.I depth -instead of an X drawable. -The -.B Pixmap -data type is defined by the X11 library. -.PP -.nf -\fBvoid\fR -\fBXftDrawChange (XftDraw *\fIdraw\fB,\fR -\fB Drawable \fIdrawable\fB);\fR -.fi -.B XftDrawChange -changes the X drawable association of the existing Xft draw object -.I draw -from its current value to -.IR drawable . -.PP -.nf -\fBDisplay *\fR -\fBXftDrawDisplay (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawDisplay -returns a pointer to the display associated with the Xft draw object -.IR draw . -.PP -.nf -\fBDrawable\fR -\fBXftDrawDrawable (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawDrawable -returns the X drawable associated with the Xft draw object -.IR draw . -.PP -.nf -\fBColormap\fR -\fBXftDrawColormap (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawColormap -returns the colormap associatied with the Xft draw object -.IR draw . -.PP -.nf -\fBVisual *\fR -\fBXftDrawVisual (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawVisual -returns a pointer to the visual associated with the Xft draw object -.IR draw . -.PP -.nf -\fBPicture\fR -\fBXftDrawPicture (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawPicture -returns the picture associated with the Xft draw object -.IR draw . -If the the X server does not support the X Rendering Extension, 0 is -returned. -.PP -.nf -\fBPicture\fR -\fBXftDrawSrcPicture (XftDraw *\fIdraw\fB,\fR -\fB XftColor *\fIcolor\fB);\fR -.fi -.\" Unfortunately, I'm not quite sure what this does. I think it is the gizmo -.\" that is used to create an Xrender Picture object so that glyphs can be -.\" drawn in the XftDraw object -.\" .I draw -.\" using the specified -.\" .IR color . -.\" -- BR, 2005-04-02 -This function is never called if the X server doesn't support the X -Rendering Extension; instead, -.B XftGlyphCore -is used. -.PP -.nf -\fBvoid\fR -\fBXftDrawDestroy (XftDraw *\fIdraw\fB);\fR -.fi -.B XftDrawDestroy -destroys -.I draw -(created by one of the -.B XftCreate -functions) and frees the memory that was allocated for it. -.PP -.nf -\fBvoid\fR -\fBXftDrawString8 (XftDraw *\fId\fB,\fR -\fB XRenderColor *\fIcolor\fB,\fR -\fB XftFont *\fIfont\fB,\fR -\fB int \fIx\fB,\fR -\fB int \fIy\fB,\fR -\fB unsigned char *\fIstring\fB,\fR -\fB int \fIlen\fB);\fR -.fi -.B XftDrawString8 -draws no more than -.I len -glyphs of -.I string -to Xft drawable -.I d -using -.I font -in -.I color -at position -.IR x , " y" . -The -.B XRenderColor -data type is defined by the X Rendering Extension library. -.PP -.nf -\fBvoid\fR -\fBXftDrawRect (XftDraw *\fId\fB,\fR -\fB XRenderColor *\fIcolor\fB,\fR -\fB int \fIx\fB,\fR -\fB int \fIy\fB,\fR -\fB unsigned int \fIwidth\fB,\fR -\fB unsigned int \fIheight\fB);\fR -.fi -.B XftDrawRect -draws a solid rectangle of the specified -.IR color , -.IR width , -and -.I height -at position -.IR x , " y" -to Xft drawable -.IR d . -.SH COMPATIBILITY -As of version 2, -.B Xft -has become relatively stable and is expected to retain source and binary -compatibility in future releases. -.PP -.B Xft -does provide a compatibility interface to its previous major version, -Xft -.RI 1. x , -described below. -.SS "Xft 1.x Compatibility Header File" -.B #include <X11/Xft/XftCompat.h> -.\" .SS "Xft 1.x Compatibility Constants" -.SS "Xft 1.x Compatibility Data Types" -.TP -.B XftPattern -holds a set of names with associated value lists; each name refers to a -property of a font. -.BR XftPattern s -are used as inputs to the matching code as well as holding information -about specific fonts. -.TP -.B XftFontSet -contains a list of -.BR XftPattern s. -Internally, -.B Xft -uses this data structure to hold sets of fonts. -Externally, -.B Xft -returns the results of listing fonts in this format. -.TP -.B XftObjectSet -holds a set of names and is used to specify which fields from fonts are -placed in the the list of returned patterns when listing fonts. -.\" .SS "Xft 1.x Compatibility Functions" -.SH AUTHOR -Keith Packard -.SH "SEE ALSO" -.I Fontconfig Developers Reference -.br -.I FreeType API Reference -.br -.I Xlib \- C Language Interface -.\" Set Vim modeline; textwidth is 70 to account for the extra margin -.\" padding that man (on Debian GNU/Linux) does for output to -.\" terminals (7 spaces on the left, 2 on the right), so that we don't -.\" go past 80 columns total, particularly in .nf/.fi regions. -.\" vim:set ai et sts=4 sw=4 tw=70: |