src/macgui.h

   1 /* Definitions and headers for communication on the Mac OS.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004,
   3                  2005 Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  23
  24 #ifndef EMACS_MACGUI_H
  25 #define EMACS_MACGUI_H
  26
  27 typedef int Display;  /* fix later */
  28
  29 typedef Lisp_Object XrmDatabase;
  30
  31 typedef unsigned long Time;
  32
  33 #ifdef HAVE_CARBON
  34 #undef Z
  35 #ifdef MAC_OSX
  36 #if ! HAVE_MKTIME || BROKEN_MKTIME
  37 #undef mktime
  38 #endif
  39 #undef DEBUG
  40 #undef free
  41 #undef malloc
  42 #undef realloc
  43 /* Macros max and min defined in lisp.h conflict with those in
  44    precompiled header Carbon.h.  */
  45 #undef max
  46 #undef min
  47 #undef init_process
  48 #include <Carbon/Carbon.h>
  49 #if ! HAVE_MKTIME || BROKEN_MKTIME
  50 #undef mktime
  51 #define mktime emacs_mktime
  52 #endif
  53 #undef free
  54 #define free unexec_free
  55 #undef malloc
  56 #define malloc unexec_malloc
  57 #undef realloc
  58 #define realloc unexec_realloc
  59 #undef min
  60 #define min(a, b) ((a) < (b) ? (a) : (b))
  61 #undef max
  62 #define max(a, b) ((a) > (b) ? (a) : (b))
  63 #undef init_process
  64 #define init_process emacs_init_process
  65 #undef INFINITY
  66 #else  /* not MAC_OSX */
  67 #undef SIGHUP
  68 #define OLDP2C 1
  69 #include <Carbon.h>
  70 #endif  /* not MAC_OSX */
  71 #undef Z
  72 #define Z (current_buffer->text->z)
  73 #else /* not HAVE_CARBON */
  74 #include <QuickDraw.h>          /* for WindowPtr */
  75 #include <QDOffscreen.h>        /* for GWorldPtr */
  76 #include <Appearance.h>         /* for ThemeCursor */
  77 #include <Windows.h>
  78 #include <Controls.h>
  79 #include <Gestalt.h>
  80 #endif /* not HAVE_CARBON */
  81
  82 typedef WindowPtr Window;
  83 typedef GWorldPtr Pixmap;
  84
  85 #define Cursor ThemeCursor
  86 #define No_Cursor (-1)
  87
  88 #define FACE_DEFAULT (~0)
  89
  90 #if !TARGET_API_MAC_CARBON
  91 #define GetPixDepth(pmh) ((*(pmh))->pixelSize)
  92 #endif
  93
  94
  95 /* Emulate XCharStruct.  */
  96 typedef struct _XCharStruct
  97 {
  98   short lbearing;               /* origin to left edge of raster */
  99   short rbearing;               /* origin to right edge of raster */
 100   short width;                  /* advance to next char's origin */
 101   short ascent;                 /* baseline to top edge of raster */
 102   short descent;                /* baseline to bottom edge of raster */
 103 #if 0
 104   unsigned short attributes;    /* per char flags (not predefined) */
 105 #endif
 106   unsigned valid_p : 1;
 107 } XCharStruct;
 108
 109 #define STORE_XCHARSTRUCT(xcs, w, bds)                  \
 110   ((xcs).width = (w),                                   \
 111    (xcs).lbearing = (bds).left,                         \
 112    (xcs).rbearing = (bds).right,                        \
 113    (xcs).ascent = -(bds).top,                           \
 114    (xcs).descent = (bds).bottom,                        \
 115    (xcs).valid_p = 1)
 116
 117 struct MacFontStruct {
 118   char *full_name;
 119
 120   short mac_fontnum;  /* font number of font used in this window */
 121   int mac_fontsize;  /* size of font */
 122   short mac_fontface;  /* plain, bold, italics, etc. */
 123 #if TARGET_API_MAC_CARBON
 124   int mac_scriptcode;  /* Mac OS script code for font used */
 125 #else
 126   short mac_scriptcode;  /* Mac OS script code for font used */
 127 #endif
 128 #if USE_ATSUI
 129   ATSUStyle mac_style;          /* NULL if QuickDraw Text is used */
 130 #endif
 131
 132 /* from Xlib.h */
 133 #if 0
 134   XExtData *ext_data;      /* hook for extension to hang data */
 135   Font fid;                /* Font id for this font */
 136   unsigned direction;      /* hint about the direction font is painted */
 137 #endif /* 0 */
 138   unsigned min_char_or_byte2;/* first character */
 139   unsigned max_char_or_byte2;/* last character */
 140   unsigned min_byte1;      /* first row that exists */
 141   unsigned max_byte1;      /* last row that exists */
 142 #if 0
 143   Bool all_chars_exist;    /* flag if all characters have nonzero size */
 144   unsigned default_char;   /* char to print for undefined character */
 145   int n_properties;        /* how many properties there are */
 146   XFontProp *properties;   /* pointer to array of additional properties */
 147 #endif /* 0 */
 148   XCharStruct min_bounds;  /* minimum bounds over all existing char */
 149   XCharStruct max_bounds;  /* maximum bounds over all existing char */
 150   XCharStruct *per_char;   /* first_char to last_char information */
 151   int ascent;              /* logical extent above baseline for spacing */
 152   int descent;             /* logical decent below baseline for spacing */
 153 };
 154
 155 typedef struct MacFontStruct MacFontStruct;
 156 typedef struct MacFontStruct XFontStruct;
 157
 158 /* Structure borrowed from Xlib.h to represent two-byte characters.  */
 159
 160 typedef struct {
 161   unsigned char byte1;
 162   unsigned char byte2;
 163 } XChar2b;
 164
 165 #define STORE_XCHAR2B(chp, b1, b2) \
 166   ((chp)->byte1 = (b1), (chp)->byte2 = (b2))
 167
 168 #define XCHAR2B_BYTE1(chp) \
 169   ((chp)->byte1)
 170
 171 #define XCHAR2B_BYTE2(chp) \
 172   ((chp)->byte2)
 173
 174
 175 /* Emulate X GC's by keeping color and font info in a structure.  */
 176 typedef struct _XGCValues
 177 {
 178   unsigned long foreground;
 179   unsigned long background;
 180   XFontStruct *font;
 181 } XGCValues;
 182
 183 typedef struct _XGC
 184 {
 185   /* Original value.  */
 186   XGCValues xgcv;
 187
 188   /* Cached data members follow.  */
 189
 190   /* QuickDraw foreground color.  */
 191   RGBColor fore_color;
 192
 193   /* QuickDraw background color.  */
 194   RGBColor back_color;
 195
 196 #define MAX_CLIP_RECTS 2
 197   /* QuickDraw clipping region.  */
 198   RgnHandle clip_region;
 199
 200 #if defined (MAC_OSX) && USE_ATSUI
 201   /* Number of clipping rectangles used in Quartz 2D drawing.  */
 202   int n_clip_rects;
 203
 204   /* Clipping rectangles used in Quartz 2D drawing.  The y-coordinate
 205      is in QuickDraw's.  */
 206   CGRect clip_rects[MAX_CLIP_RECTS];
 207 #endif
 208 } *GC;
 209
 210 #define GCForeground            (1L<<2)
 211 #define GCBackground            (1L<<3)
 212 #define GCFont                  (1L<<14)
 213 #define GCGraphicsExposures     0
 214
 215 /* Bit Gravity */
 216
 217 #define ForgetGravity           0
 218 #define NorthWestGravity        1
 219 #define NorthGravity            2
 220 #define NorthEastGravity        3
 221 #define WestGravity             4
 222 #define CenterGravity           5
 223 #define EastGravity             6
 224 #define SouthWestGravity        7
 225 #define SouthGravity            8
 226 #define SouthEastGravity        9
 227 #define StaticGravity           10
 228
 229 #define NoValue         0x0000
 230 #define XValue          0x0001
 231 #define YValue          0x0002
 232 #define WidthValue      0x0004
 233 #define HeightValue     0x0008
 234 #define AllValues       0x000F
 235 #define XNegative       0x0010
 236 #define YNegative       0x0020
 237
 238 typedef struct {
 239         long flags;     /* marks which fields in this structure are defined */
 240 #if 0
 241         int x, y;               /* obsolete for new window mgrs, but clients */
 242         int width, height;      /* should set so old wm's don't mess up */
 243 #endif
 244         int min_width, min_height;
 245 #if 0
 246         int max_width, max_height;
 247 #endif
 248         int width_inc, height_inc;
 249 #if 0
 250         struct {
 251                 int x;  /* numerator */
 252                 int y;  /* denominator */
 253         } min_aspect, max_aspect;
 254 #endif
 255         int base_width, base_height;            /* added by ICCCM version 1 */
 256 #if 0
 257         int win_gravity;                        /* added by ICCCM version 1 */
 258 #endif
 259 } XSizeHints;
 260
 261 #define USPosition      (1L << 0) /* user specified x, y */
 262 #define USSize          (1L << 1) /* user specified width, height */
 263
 264 #define PPosition       (1L << 2) /* program specified position */
 265 #define PSize           (1L << 3) /* program specified size */
 266 #define PMinSize        (1L << 4) /* program specified minimum size */
 267 #define PMaxSize        (1L << 5) /* program specified maximum size */
 268 #define PResizeInc      (1L << 6) /* program specified resize increments */
 269 #define PAspect         (1L << 7) /* program specified min and max aspect ratios */
 270 #define PBaseSize       (1L << 8) /* program specified base for incrementing */
 271 #define PWinGravity     (1L << 9) /* program specified window gravity */
 272
 273 typedef struct {
 274     int x, y;
 275     unsigned width, height;
 276 } XRectangle;
 277
 278 #define NativeRectangle Rect
 279
 280 #define CONVERT_TO_XRECT(xr,nr)                 \
 281   ((xr).x = (nr).left,                          \
 282    (xr).y = (nr).top,                           \
 283    (xr).width = ((nr).right - (nr).left),       \
 284    (xr).height = ((nr).bottom - (nr).top))
 285
 286 #define CONVERT_FROM_XRECT(xr,nr)               \
 287   ((nr).left = (xr).x,                          \
 288    (nr).top = (xr).y,                           \
 289    (nr).right = ((xr).x + (xr).width),          \
 290    (nr).bottom = ((xr).y + (xr).height))
 291
 292 #define STORE_NATIVE_RECT(nr,x,y,width,height)  \
 293   ((nr).left = (x),                             \
 294    (nr).top = (y),                              \
 295    (nr).right = ((nr).left + (width)),          \
 296    (nr).bottom = ((nr).top + (height)))
 297
 298 #endif /* EMACS_MACGUI_H */
 299
 300 /* arch-tag: 5a0da49a-35e2-418b-a58c-8a55778ae849
 301    (do not change this comment) */