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Diffstat (limited to 'fontutils.h')
| -rw-r--r-- | fontutils.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/fontutils.h b/fontutils.h new file mode 100644 index 0000000..9bdf967 --- /dev/null +++ b/fontutils.h @@ -0,0 +1,121 @@ +/* $XTermId: fontutils.h,v 1.84 2011/09/11 14:59:37 tom Exp $ */ + +/* + * Copyright 1998-2010,2011 by Thomas E. Dickey + * + * All Rights Reserved + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY + * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name(s) of the above copyright + * holders shall not be used in advertising or otherwise to promote the + * sale, use or other dealings in this Software without prior written + * authorization. + */ + +#ifndef included_fontutils_h +#define included_fontutils_h 1 + +#include <xterm.h> +/* *INDENT-OFF* */ + +extern Bool xtermLoadDefaultFonts (XtermWidget /* xw */); +extern Bool xtermOpenFont (XtermWidget /* xw */, const char */* name */, XTermFonts * /* result */, fontWarningTypes /* warn */, Bool /* force */); +extern XTermFonts * xtermCloseFont (XtermWidget /* xw */, XTermFonts * /* fnt */); +extern const VTFontNames * xtermFontName (const char */* normal */); +extern int lookupRelativeFontSize (XtermWidget /* xw */, int /* old */, int /* relative */); +extern int xtermGetFont(const char * /* param */); +extern int xtermLoadFont (XtermWidget /* xw */, const VTFontNames */* fonts */, Bool /* doresize */, int /* fontnum */); +extern void HandleSetFont PROTO_XT_ACTIONS_ARGS; +extern void SetVTFont (XtermWidget /* xw */, int /* i */, Bool /* doresize */, const VTFontNames */* fonts */); +extern void xtermCloseFonts (XtermWidget /* xw */, XTermFonts * /* fnts[fMAX] */); +extern void xtermComputeFontInfo (XtermWidget /* xw */, VTwin */* win */, XFontStruct */* font */, int /* sbwidth */); +extern void xtermCopyFontInfo (XTermFonts * /* target */, XTermFonts * /* source */); +extern void xtermFreeFontInfo (XTermFonts * /* target */); +extern void xtermSaveFontInfo (TScreen * /* screen */, XFontStruct */* font */); +extern void xtermSetCursorBox (TScreen * /* screen */); +extern void xtermUpdateFontInfo (XtermWidget /* xw */, Bool /* doresize */); + +#if OPT_DEC_CHRSET +extern char *xtermSpecialFont (TScreen */* screen */, unsigned /* atts */, unsigned /* chrset */); +#endif + +#if OPT_BOX_CHARS + +#define FontIsIncomplete(font) \ + ((font)->fs != 0 \ + && (font)->fs->per_char != 0 \ + && !(font)->fs->all_chars_exist) + +#define ForceBoxChars(screen,ch) \ + (xtermIsDecGraphic(ch) \ + && (screen)->force_box_chars) + +#if OPT_WIDE_CHARS +#define CharKnownMissing(font, ch) \ + (((ch) < 256) && ((font)->known_missing[(Char)(ch)] > 1)) +#else +#define CharKnownMissing(font, ch) \ + ((font)->known_missing[(Char)(ch)] > 1) +#endif + +#define IsXtermMissingChar(screen, ch, font) \ + (CharKnownMissing(font, ch) \ + ? ((font)->known_missing[(Char)(ch)] > 1) \ + : ((FontIsIncomplete(font) && xtermMissingChar(ch, font)) \ + || ForceBoxChars(screen, ch))) + +extern Bool xtermMissingChar (unsigned /* ch */, XTermFonts */* font */); +extern void xtermDrawBoxChar (XtermWidget /* xw */, unsigned /* ch */, unsigned /* flags */, GC /* gc */, int /* x */, int /* y */, int /* cols */); +#else +#define IsXtermMissingChar(screen, ch, font) False +#endif + +#if OPT_LOAD_VTFONTS +extern void HandleLoadVTFonts PROTO_XT_ACTIONS_ARGS; +#endif + +#if OPT_LOAD_VTFONTS || OPT_WIDE_CHARS +extern Bool xtermLoadWideFonts (XtermWidget /* w */, Bool /* nullOk */); +extern void xtermSaveVTFonts(XtermWidget /* xw */); +#endif + +#define xtermIsDecGraphic(ch) ((ch) > 0 && (ch) < 32) + +#if OPT_RENDERFONT +extern Bool xtermXftMissing (XtermWidget /* xw */, XftFont * /* font */, unsigned /* wc */); +extern void xtermCloseXft(TScreen * /* screen */, XTermXftFonts * /* pub */); +#endif + +#if OPT_SHIFT_FONTS +extern String getFaceName(XtermWidget /* xw */, Bool /* wideName */); +extern void HandleLargerFont PROTO_XT_ACTIONS_ARGS; +extern void HandleSmallerFont PROTO_XT_ACTIONS_ARGS; +extern void setFaceName(XtermWidget /* xw */, const char * /*value */); +#endif + +#if OPT_WIDE_CHARS +extern unsigned ucs2dec (unsigned); +extern unsigned dec2ucs (unsigned); +#endif + +/* *INDENT-ON* */ + +#endif /* included_fontutils_h */ |