code.delx.au - gnu-emacs/blob - src/macgui.h

   1 /* Definitions and headers for communication on the Mac OS.
   2    Copyright (C) 2000, 2001 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  22
  23 #ifndef EMACS_MACGUI_H
  24 #define EMACS_MACGUI_H
  25
  26 typedef int Pixmap;
  27 typedef int Bitmap;
  28
  29 typedef int Display;  /* fix later */
  30
  31 typedef unsigned long Time;
  32
  33 #if MAC_OSX
  34 typedef struct OpaqueWindowPtr* Window;
  35 #else
  36 #include <QuickDraw.h>
  37 typedef WindowPtr Window;
  38 #endif
  39
  40 #define FACE_DEFAULT (~0)
  41
  42
  43 /* Emulate XCharStruct.  */
  44 typedef struct _XCharStruct
  45 {
  46   int rbearing;
  47   int lbearing;
  48   int width;
  49   int ascent;
  50   int descent;
  51 } XCharStruct;
  52
  53 struct MacFontStruct {
  54   char *fontname;
  55
  56   short mac_fontnum;  /* font number of font used in this window */
  57   int mac_fontsize;  /* size of font */
  58   short mac_fontface;  /* plain, bold, italics, etc. */
  59   short mac_scriptcode;  /* Mac OS script code for font used */
  60
  61 #if 0
  62   SInt16 mFontNum;  /* font number of font used in this window */
  63   short mScriptCode;  /* Mac OS script code for font used */
  64   int mFontSize;  /* size of font */
  65   Style mFontFace;  /* plain, bold, italics, etc. */
  66   int mHeight;  /* height of one line of text in pixels */
  67   int mWidth;  /* width of one character in pixels */
  68   int mAscent;
  69   int mDescent;
  70   int mLeading;
  71   char mTwoByte;  /* true for two-byte font */
  72 #endif /* 0 */
  73
  74 /* from Xlib.h */
  75 #if 0
  76   XExtData *ext_data;      /* hook for extension to hang data */
  77   Font fid;                /* Font id for this font */
  78   unsigned direction;      /* hint about the direction font is painted */
  79 #endif /* 0 */
  80   unsigned min_char_or_byte2;/* first character */
  81   unsigned max_char_or_byte2;/* last character */
  82   unsigned min_byte1;      /* first row that exists */
  83   unsigned max_byte1;      /* last row that exists */
  84 #if 0
  85   Bool all_chars_exist;    /* flag if all characters have nonzero size */
  86   unsigned default_char;   /* char to print for undefined character */
  87   int n_properties;        /* how many properties there are */
  88   XFontProp *properties;   /* pointer to array of additional properties */
  89 #endif /* 0 */
  90   XCharStruct min_bounds;  /* minimum bounds over all existing char */
  91   XCharStruct max_bounds;  /* maximum bounds over all existing char */
  92   XCharStruct *per_char;   /* first_char to last_char information */
  93   int ascent;              /* logical extent above baseline for spacing */
  94   int descent;             /* logical decent below baseline for spacing */
  95 };
  96
  97 typedef struct MacFontStruct MacFontStruct;
  98 typedef struct MacFontStruct XFontStruct;
  99
 100 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 101
 102 typedef struct {
 103   unsigned char byte1;
 104   unsigned char byte2;
 105 } XChar2b;
 106
 107 #define STORE_XCHAR2B(chp, b1, b2) \
 108   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 109
 110 #define XCHAR2B_BYTE1(chp) \
 111   ((chp)->byte1)
 112
 113 #define XCHAR2B_BYTE2(chp) \
 114   ((chp)->byte2)
 115
 116
 117 /* Emulate X GC's by keeping color and font info in a structure.  */
 118 typedef struct _XGCValues
 119 {
 120   unsigned long foreground;
 121   unsigned long background;
 122   XFontStruct *font;
 123 } XGCValues;
 124
 125 typedef XGCValues *GC;
 126
 127 extern XGCValues *
 128 XCreateGC (void *, Window, unsigned long, XGCValues *);
 129
 130 #define GCForeground 0x01
 131 #define GCBackground 0x02
 132 #define GCFont 0x03
 133 #define GCGraphicsExposures 0
 134
 135 /* Bit Gravity */
 136
 137 #define ForgetGravity           0
 138 #define NorthWestGravity        1
 139 #define NorthGravity            2
 140 #define NorthEastGravity        3
 141 #define WestGravity             4
 142 #define CenterGravity           5
 143 #define EastGravity             6
 144 #define SouthWestGravity        7
 145 #define SouthGravity            8
 146 #define SouthEastGravity        9
 147 #define StaticGravity           10
 148
 149 #define NoValue         0x0000
 150 #define XValue          0x0001
 151 #define YValue          0x0002
 152 #define WidthValue      0x0004
 153 #define HeightValue     0x0008
 154 #define AllValues       0x000F
 155 #define XNegative       0x0010
 156 #define YNegative       0x0020
 157
 158 #define USPosition      (1L << 0) /* user specified x, y */
 159 #define USSize          (1L << 1) /* user specified width, height */
 160
 161 #define PPosition       (1L << 2) /* program specified position */
 162 #define PSize           (1L << 3) /* program specified size */
 163 #define PMinSize        (1L << 4) /* program specified minimum size */
 164 #define PMaxSize        (1L << 5) /* program specified maximum size */
 165 #define PResizeInc      (1L << 6) /* program specified resize increments */
 166 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 167 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 168 #define PWinGravity     (1L << 9) /* program specified window gravity */
 169
 170 extern int XParseGeometry ();
 171
 172 #endif /* EMACS_MACGUI_H */
 173