X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/7b416d4284a2de096c7364e38efe8c2657aeebed..ce9033f853940155138f64e282809ec975fc8c91:/src/w32bdf.h

diff --git a/src/w32bdf.h b/src/w32bdf.h
index 41821982cf..de472e12fc 100644
--- a/src/w32bdf.h
+++ b/src/w32bdf.h
@@ -1,11 +1,12 @@
 /* Definitions and header for handling BDF fonts on the Microsoft W32 API.
-   Copyright (C) 1999 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2002, 2003, 2004, 2005,
+                 2006, 2007, 2008  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
 GNU Emacs is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
 GNU Emacs is distributed in the hope that it will be useful,
@@ -15,29 +16,75 @@ GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with GNU Emacs; see the file COPYING.  If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA.  */
 
 /* Based heavily on code by H. Miyashita for Meadow (a descendant of
    MULE for W32). */
 
-#ifndef __W32BDF_H__
-#define __W32BDF_H__
+#ifndef EMACS_W32BDF_H
+#define EMACS_W32BDF_H
 
 #define BDF_FIRST_OFFSET_TABLE 0x200
 #define BDF_SECOND_OFFSET_TABLE 0x80
 #define BDF_SECOND_OFFSET(x) ((x) & 0x7f)
 #define BDF_FIRST_OFFSET(x) (((x) >> 8) | (((x) & 0x80) << 1))
+#define BDF_CODEPOINT_MAX (BDF_FIRST_OFFSET_TABLE * BDF_SECOND_OFFSET_TABLE)
+#define BDF_CODEPOINT_RANGE_COVER_P(x) (((x) >= 0) && ((x) <= BDF_CODEPOINT_MAX))
+
+#define BDF_FONT_CACHE_SIZE 3000
+#define BDF_FONT_CLEAR_SIZE 600
+
+/*
+   GLYPH METRIC (# ... character's reference point)
+   ^
+ y |              (urx, ury)
+   |  ^ +----------------+
+ a | b| |character       | <- font bounding Box
+ x | b| |                |
+ i | h| | #(bbox, bboy)  |
+ s |  v +----------------+
+   |   (llx, lly)
+   |    <---------------->
+   |           bbw
+   +----------------------->
+   origin     x axis
+ */
+
+
 
 /* Structure of glyph information of one character.  */
 typedef struct
 {
   int dwidth;			/* width in pixels */
   int bbw, bbh, bbox, bboy;	/* bounding box in pixels */
-  int bitmap_size;		/* byte lengh of the following slots */
+} glyph_metric;
+
+typedef struct
+{
+  glyph_metric metric;
+  int row_byte_size;            /* size in bytes occupied by one row of the bitmap */
+  int bitmap_size;		/* size in bytes of the following slots */
   unsigned char *bitmap;	/*  */
 } glyph_struct;
 
+typedef struct fchar *pfont_char;
+
+typedef struct
+{
+  glyph_metric metric;
+  pfont_char psrc;
+  int row_byte_size;
+  int bitmap_size;
+  unsigned char *pbmp;
+} cache_bitmap;
+
+typedef struct fchar
+{
+  unsigned char *offset;
+  cache_bitmap *pcbmp;
+} font_char;
+
 typedef struct
 {
   char *filename;
@@ -46,18 +93,24 @@ typedef struct
   unsigned char *font;
   unsigned char *seeked;
   DWORD size;
-  unsigned char **offset[BDF_FIRST_OFFSET_TABLE];
+  font_char *chtbl[BDF_FIRST_OFFSET_TABLE];
   int llx, lly, urx, ury;	/* Font bounding box */
 
   int yoffset;
   int relative_compose;
   int default_ascent;
+
+  unsigned char *registry;
+  unsigned char *encoding;
+  unsigned char *slant;
+/*  unsigned char *width; */
+
   int width;
   int height;
   int pixsz;
+  int nchars;
 } bdffont;
 
-
 #define BDF_FILE_SIZE_MAX 256*1024*1024 /* 256Mb */
 #define BDF_FONT_FILE(font) (((bdffont*)(font))->filename)
 #define MAKELENDSHORT(c1, c2) (unsigned short)((c1) | ((c2) << 8))
@@ -71,4 +124,7 @@ int w32_BDF_TextOut (bdffont *fontp, HDC hdc, int left,
                      int bytelen, int fixed_pitch_size);
 int w32_BDF_to_x_font (char *file, char* xstr, int len);
 
-#endif  /* __W32BDF_H__ */
+#endif  /* EMACS_W32BDF_H */
+
+/* arch-tag: 7499e9f2-197e-44cc-9274-373f00b51eec
+   (do not change this comment) */