1 f7012583 2003-11-25 devnull #ifndef _DRAW_H_
2 f7012583 2003-11-25 devnull #define _DRAW_H_ 1
3 f7012583 2003-11-25 devnull #if defined(__cplusplus)
4 f7012583 2003-11-25 devnull extern "C" {
7 1a0954ab 2005-01-04 devnull AUTOLIB(draw)
8 bebdea4e 2006-02-28 devnull #ifdef __APPLE__
9 bebdea4e 2006-02-28 devnull AUTOFRAMEWORK(Carbon)
12 b2cfc4e2 2003-09-30 devnull typedef struct Cachefont Cachefont;
13 b2cfc4e2 2003-09-30 devnull typedef struct Cacheinfo Cacheinfo;
14 b2cfc4e2 2003-09-30 devnull typedef struct Cachesubf Cachesubf;
15 b2cfc4e2 2003-09-30 devnull typedef struct Display Display;
16 b2cfc4e2 2003-09-30 devnull typedef struct Font Font;
17 b2cfc4e2 2003-09-30 devnull typedef struct Fontchar Fontchar;
18 b2cfc4e2 2003-09-30 devnull typedef struct Image Image;
19 b2cfc4e2 2003-09-30 devnull typedef struct Mouse Mouse;
20 b2cfc4e2 2003-09-30 devnull typedef struct Point Point;
21 b2cfc4e2 2003-09-30 devnull typedef struct Rectangle Rectangle;
22 b2cfc4e2 2003-09-30 devnull typedef struct RGB RGB;
23 b2cfc4e2 2003-09-30 devnull typedef struct Screen Screen;
24 b2cfc4e2 2003-09-30 devnull typedef struct Subfont Subfont;
26 76a1b3c9 2006-06-25 devnull struct Mux;
28 b2cfc4e2 2003-09-30 devnull extern int Rfmt(Fmt*);
29 b2cfc4e2 2003-09-30 devnull extern int Pfmt(Fmt*);
31 be22ae2d 2004-03-26 devnull #define DOpaque 0xFFFFFFFF
32 be22ae2d 2004-03-26 devnull #define DTransparent 0x00000000 /* only useful for allocimage memfillcolor */
33 be22ae2d 2004-03-26 devnull #define DBlack 0x000000FF
34 be22ae2d 2004-03-26 devnull #define DWhite 0xFFFFFFFF
35 be22ae2d 2004-03-26 devnull #define DRed 0xFF0000FF
36 be22ae2d 2004-03-26 devnull #define DGreen 0x00FF00FF
37 be22ae2d 2004-03-26 devnull #define DBlue 0x0000FFFF
38 be22ae2d 2004-03-26 devnull #define DCyan 0x00FFFFFF
39 be22ae2d 2004-03-26 devnull #define DMagenta 0xFF00FFFF
40 be22ae2d 2004-03-26 devnull #define DYellow 0xFFFF00FF
41 be22ae2d 2004-03-26 devnull #define DPaleyellow 0xFFFFAAFF
42 be22ae2d 2004-03-26 devnull #define DDarkyellow 0xEEEE9EFF
43 be22ae2d 2004-03-26 devnull #define DDarkgreen 0x448844FF
44 be22ae2d 2004-03-26 devnull #define DPalegreen 0xAAFFAAFF
45 be22ae2d 2004-03-26 devnull #define DMedgreen 0x88CC88FF
46 be22ae2d 2004-03-26 devnull #define DDarkblue 0x000055FF
47 be22ae2d 2004-03-26 devnull #define DPalebluegreen 0xAAFFFFFF
48 be22ae2d 2004-03-26 devnull #define DPaleblue 0x0000BBFF
49 be22ae2d 2004-03-26 devnull #define DBluegreen 0x008888FF
50 be22ae2d 2004-03-26 devnull #define DGreygreen 0x55AAAAFF
51 be22ae2d 2004-03-26 devnull #define DPalegreygreen 0x9EEEEEFF
52 be22ae2d 2004-03-26 devnull #define DYellowgreen 0x99994CFF
53 be22ae2d 2004-03-26 devnull #define DMedblue 0x000099FF
54 be22ae2d 2004-03-26 devnull #define DGreyblue 0x005DBBFF
55 be22ae2d 2004-03-26 devnull #define DPalegreyblue 0x4993DDFF
56 be22ae2d 2004-03-26 devnull #define DPurpleblue 0x8888CCFF
58 be22ae2d 2004-03-26 devnull #define DNotacolor 0xFFFFFF00
59 be22ae2d 2004-03-26 devnull #define DNofill DNotacolor
63 b2cfc4e2 2003-09-30 devnull Displaybufsize = 8000,
64 b2cfc4e2 2003-09-30 devnull ICOSSCALE = 1024,
65 323e7d01 2012-11-26 rsc Borderwidth = 4,
66 94dae4be 2012-11-26 rsc DefaultDPI = 133
71 b2cfc4e2 2003-09-30 devnull /* refresh methods */
72 b2cfc4e2 2003-09-30 devnull Refbackup = 0,
73 b2cfc4e2 2003-09-30 devnull Refnone = 1,
74 b2cfc4e2 2003-09-30 devnull Refmesg = 2
76 b2cfc4e2 2003-09-30 devnull #define NOREFRESH ((void*)-1)
80 b2cfc4e2 2003-09-30 devnull /* line ends */
81 b2cfc4e2 2003-09-30 devnull Endsquare = 0,
82 b2cfc4e2 2003-09-30 devnull Enddisc = 1,
83 b2cfc4e2 2003-09-30 devnull Endarrow = 2,
84 b2cfc4e2 2003-09-30 devnull Endmask = 0x1F
87 b2cfc4e2 2003-09-30 devnull #define ARROW(a, b, c) (Endarrow|((a)<<5)|((b)<<14)|((c)<<23))
89 b2cfc4e2 2003-09-30 devnull typedef enum
91 b2cfc4e2 2003-09-30 devnull /* Porter-Duff compositing operators */
92 b2cfc4e2 2003-09-30 devnull Clear = 0,
94 b2cfc4e2 2003-09-30 devnull SinD = 8,
95 b2cfc4e2 2003-09-30 devnull DinS = 4,
96 b2cfc4e2 2003-09-30 devnull SoutD = 2,
97 b2cfc4e2 2003-09-30 devnull DoutS = 1,
99 b2cfc4e2 2003-09-30 devnull S = SinD|SoutD,
100 b2cfc4e2 2003-09-30 devnull SoverD = SinD|SoutD|DoutS,
101 b2cfc4e2 2003-09-30 devnull SatopD = SinD|DoutS,
102 b2cfc4e2 2003-09-30 devnull SxorD = SoutD|DoutS,
104 b2cfc4e2 2003-09-30 devnull D = DinS|DoutS,
105 b2cfc4e2 2003-09-30 devnull DoverS = DinS|DoutS|SoutD,
106 b2cfc4e2 2003-09-30 devnull DatopS = DinS|SoutD,
107 b2cfc4e2 2003-09-30 devnull DxorS = DoutS|SoutD, /* == SxorD */
109 cbeb0b26 2006-04-01 devnull Ncomp = 12
110 b2cfc4e2 2003-09-30 devnull } Drawop;
113 b2cfc4e2 2003-09-30 devnull * image channel descriptors
116 b2cfc4e2 2003-09-30 devnull CRed = 0,
122 b2cfc4e2 2003-09-30 devnull CIgnore,
126 b2cfc4e2 2003-09-30 devnull #define __DC(type, nbits) ((((type)&15)<<4)|((nbits)&15))
127 b2cfc4e2 2003-09-30 devnull #define CHAN1(a,b) __DC(a,b)
128 b2cfc4e2 2003-09-30 devnull #define CHAN2(a,b,c,d) (CHAN1((a),(b))<<8|__DC((c),(d)))
129 b2cfc4e2 2003-09-30 devnull #define CHAN3(a,b,c,d,e,f) (CHAN2((a),(b),(c),(d))<<8|__DC((e),(f)))
130 b2cfc4e2 2003-09-30 devnull #define CHAN4(a,b,c,d,e,f,g,h) (CHAN3((a),(b),(c),(d),(e),(f))<<8|__DC((g),(h)))
132 b2cfc4e2 2003-09-30 devnull #define NBITS(c) ((c)&15)
133 b2cfc4e2 2003-09-30 devnull #define TYPE(c) (((c)>>4)&15)
136 b2cfc4e2 2003-09-30 devnull GREY1 = CHAN1(CGrey, 1),
137 b2cfc4e2 2003-09-30 devnull GREY2 = CHAN1(CGrey, 2),
138 b2cfc4e2 2003-09-30 devnull GREY4 = CHAN1(CGrey, 4),
139 b2cfc4e2 2003-09-30 devnull GREY8 = CHAN1(CGrey, 8),
140 b2cfc4e2 2003-09-30 devnull CMAP8 = CHAN1(CMap, 8),
141 b2cfc4e2 2003-09-30 devnull RGB15 = CHAN4(CIgnore, 1, CRed, 5, CGreen, 5, CBlue, 5),
142 b2cfc4e2 2003-09-30 devnull RGB16 = CHAN3(CRed, 5, CGreen, 6, CBlue, 5),
143 b2cfc4e2 2003-09-30 devnull RGB24 = CHAN3(CRed, 8, CGreen, 8, CBlue, 8),
144 b2cfc4e2 2003-09-30 devnull BGR24 = CHAN3(CBlue, 8, CGreen, 8, CRed, 8),
145 b2cfc4e2 2003-09-30 devnull RGBA32 = CHAN4(CRed, 8, CGreen, 8, CBlue, 8, CAlpha, 8),
146 b2cfc4e2 2003-09-30 devnull ARGB32 = CHAN4(CAlpha, 8, CRed, 8, CGreen, 8, CBlue, 8), /* stupid VGAs */
147 32bb6c87 2005-02-15 devnull ABGR32 = CHAN4(CAlpha, 8, CBlue, 8, CGreen, 8, CRed, 8),
148 b2cfc4e2 2003-09-30 devnull XRGB32 = CHAN4(CIgnore, 8, CRed, 8, CGreen, 8, CBlue, 8),
149 cbeb0b26 2006-04-01 devnull XBGR32 = CHAN4(CIgnore, 8, CBlue, 8, CGreen, 8, CRed, 8)
152 b2cfc4e2 2003-09-30 devnull extern char* chantostr(char*, u32int);
153 b2cfc4e2 2003-09-30 devnull extern u32int strtochan(char*);
154 b2cfc4e2 2003-09-30 devnull extern int chantodepth(u32int);
156 b2cfc4e2 2003-09-30 devnull struct Point
162 b2cfc4e2 2003-09-30 devnull struct Rectangle
164 b2cfc4e2 2003-09-30 devnull Point min;
165 b2cfc4e2 2003-09-30 devnull Point max;
168 b2cfc4e2 2003-09-30 devnull typedef void (*Reffn)(Image*, Rectangle, void*);
170 b2cfc4e2 2003-09-30 devnull struct Screen
172 b2cfc4e2 2003-09-30 devnull Display *display; /* display holding data */
173 b2cfc4e2 2003-09-30 devnull int id; /* id of system-held Screen */
174 b2cfc4e2 2003-09-30 devnull Image *image; /* unused; for reference only */
175 b2cfc4e2 2003-09-30 devnull Image *fill; /* color to paint behind windows */
178 b2cfc4e2 2003-09-30 devnull struct Display
180 b2cfc4e2 2003-09-30 devnull QLock qlock;
181 b2cfc4e2 2003-09-30 devnull int locking; /*program is using lockdisplay */
182 b2cfc4e2 2003-09-30 devnull int dirno;
183 b2cfc4e2 2003-09-30 devnull int imageid;
184 b2cfc4e2 2003-09-30 devnull int local;
185 b2cfc4e2 2003-09-30 devnull void (*error)(Display*, char*);
186 b2cfc4e2 2003-09-30 devnull char *devdir;
187 b2cfc4e2 2003-09-30 devnull char *windir;
188 b2cfc4e2 2003-09-30 devnull char oldlabel[64];
189 b2cfc4e2 2003-09-30 devnull u32int dataqid;
190 b2cfc4e2 2003-09-30 devnull Image *image;
191 b2cfc4e2 2003-09-30 devnull Image *white;
192 b2cfc4e2 2003-09-30 devnull Image *black;
193 b2cfc4e2 2003-09-30 devnull Image *opaque;
194 b2cfc4e2 2003-09-30 devnull Image *transparent;
195 b2cfc4e2 2003-09-30 devnull uchar *buf;
196 b2cfc4e2 2003-09-30 devnull int bufsize;
197 b2cfc4e2 2003-09-30 devnull uchar *bufp;
198 b2cfc4e2 2003-09-30 devnull uchar *obuf;
199 b2cfc4e2 2003-09-30 devnull int obufsize;
200 b2cfc4e2 2003-09-30 devnull uchar *obufp;
201 b2cfc4e2 2003-09-30 devnull Font *defaultfont;
202 b2cfc4e2 2003-09-30 devnull Image *windows;
203 b2cfc4e2 2003-09-30 devnull Image *screenimage;
204 b2cfc4e2 2003-09-30 devnull int _isnewdisplay;
205 76a1b3c9 2006-06-25 devnull struct Mux *mux;
206 76a1b3c9 2006-06-25 devnull int srvfd;
209 213fc4f6 2015-02-17 rsc Font *firstfont;
210 213fc4f6 2015-02-17 rsc Font *lastfont;
213 b2cfc4e2 2003-09-30 devnull struct Image
215 b2cfc4e2 2003-09-30 devnull Display *display; /* display holding data */
216 b2cfc4e2 2003-09-30 devnull int id; /* id of system-held Image */
217 b2cfc4e2 2003-09-30 devnull Rectangle r; /* rectangle in data area, local coords */
218 b2cfc4e2 2003-09-30 devnull Rectangle clipr; /* clipping region */
219 b2cfc4e2 2003-09-30 devnull int depth; /* number of bits per pixel */
220 b2cfc4e2 2003-09-30 devnull u32int chan;
221 b2cfc4e2 2003-09-30 devnull int repl; /* flag: data replicates to tile clipr */
222 b2cfc4e2 2003-09-30 devnull Screen *screen; /* 0 if not a window */
223 b2cfc4e2 2003-09-30 devnull Image *next; /* next in list of windows */
226 b2cfc4e2 2003-09-30 devnull struct RGB
228 b2cfc4e2 2003-09-30 devnull u32int red;
229 b2cfc4e2 2003-09-30 devnull u32int green;
230 b2cfc4e2 2003-09-30 devnull u32int blue;
234 b2cfc4e2 2003-09-30 devnull * Subfonts
236 b2cfc4e2 2003-09-30 devnull * given char c, Subfont *f, Fontchar *i, and Point p, one says
237 b2cfc4e2 2003-09-30 devnull * i = f->info+c;
238 16a70966 2003-11-23 devnull * void(b, Rect(p.x+i->left, p.y+i->top,
239 b2cfc4e2 2003-09-30 devnull * p.x+i->left+((i+1)->x-i->x), p.y+i->bottom),
240 b2cfc4e2 2003-09-30 devnull * color, f->bits, Pt(i->x, i->top));
241 b2cfc4e2 2003-09-30 devnull * p.x += i->width;
242 b2cfc4e2 2003-09-30 devnull * to draw characters in the specified color (itself an Image) in Image b.
245 b2cfc4e2 2003-09-30 devnull struct Fontchar
247 b2cfc4e2 2003-09-30 devnull int x; /* left edge of bits */
248 b2cfc4e2 2003-09-30 devnull uchar top; /* first non-zero scan-line */
249 b2cfc4e2 2003-09-30 devnull uchar bottom; /* last non-zero scan-line + 1 */
250 b2cfc4e2 2003-09-30 devnull char left; /* offset of baseline */
251 b2cfc4e2 2003-09-30 devnull uchar width; /* width of baseline */
254 b2cfc4e2 2003-09-30 devnull struct Subfont
256 b2cfc4e2 2003-09-30 devnull char *name;
257 b2cfc4e2 2003-09-30 devnull short n; /* number of chars in font */
258 b2cfc4e2 2003-09-30 devnull uchar height; /* height of image */
259 b2cfc4e2 2003-09-30 devnull char ascent; /* top of image to baseline */
260 b2cfc4e2 2003-09-30 devnull Fontchar *info; /* n+1 character descriptors */
261 b2cfc4e2 2003-09-30 devnull Image *bits; /* of font */
262 b2cfc4e2 2003-09-30 devnull int ref;
267 b2cfc4e2 2003-09-30 devnull /* starting values */
268 b2cfc4e2 2003-09-30 devnull LOG2NFCACHE = 6,
269 b2cfc4e2 2003-09-30 devnull NFCACHE = (1<<LOG2NFCACHE), /* #chars cached */
270 b2cfc4e2 2003-09-30 devnull NFLOOK = 5, /* #chars to scan in cache */
271 b2cfc4e2 2003-09-30 devnull NFSUBF = 2, /* #subfonts to cache */
272 b2cfc4e2 2003-09-30 devnull /* max value */
273 b2cfc4e2 2003-09-30 devnull MAXFCACHE = 1024+NFLOOK, /* upper limit */
274 b2cfc4e2 2003-09-30 devnull MAXSUBF = 50, /* generous upper limit */
275 b2cfc4e2 2003-09-30 devnull /* deltas */
276 b2cfc4e2 2003-09-30 devnull DSUBF = 4,
277 b2cfc4e2 2003-09-30 devnull /* expiry ages */
278 b2cfc4e2 2003-09-30 devnull SUBFAGE = 10000,
279 b2cfc4e2 2003-09-30 devnull CACHEAGE = 10000
282 b2cfc4e2 2003-09-30 devnull struct Cachefont
284 b2cfc4e2 2003-09-30 devnull Rune min; /* lowest rune value to be taken from subfont */
285 b2cfc4e2 2003-09-30 devnull Rune max; /* highest rune value+1 to be taken from subfont */
286 b2cfc4e2 2003-09-30 devnull int offset; /* position in subfont of character at min */
287 b2cfc4e2 2003-09-30 devnull char *name; /* stored in font */
288 b2cfc4e2 2003-09-30 devnull char *subfontname; /* to access subfont */
291 b2cfc4e2 2003-09-30 devnull struct Cacheinfo
293 951446a7 2020-07-18 rsc int x; /* left edge of bits */
294 b2cfc4e2 2003-09-30 devnull uchar width; /* width of baseline */
295 b2cfc4e2 2003-09-30 devnull schar left; /* offset of baseline */
296 b2cfc4e2 2003-09-30 devnull Rune value; /* value of character at this slot in cache */
297 b2cfc4e2 2003-09-30 devnull ushort age;
300 b2cfc4e2 2003-09-30 devnull struct Cachesubf
302 b2cfc4e2 2003-09-30 devnull u32int age; /* for replacement */
303 b2cfc4e2 2003-09-30 devnull Cachefont *cf; /* font info that owns us */
304 b2cfc4e2 2003-09-30 devnull Subfont *f; /* attached subfont */
307 b2cfc4e2 2003-09-30 devnull struct Font
309 b2cfc4e2 2003-09-30 devnull char *name;
310 79555a99 2015-02-17 rsc char *namespec;
311 b2cfc4e2 2003-09-30 devnull Display *display;
312 b2cfc4e2 2003-09-30 devnull short height; /* max height of image, interline spacing */
313 b2cfc4e2 2003-09-30 devnull short ascent; /* top of image to baseline */
314 a6ad39aa 2020-05-30 rsc short width; /* widest so far; used in caching only */
315 a6ad39aa 2020-05-30 rsc int nsub; /* number of subfonts */
316 b2cfc4e2 2003-09-30 devnull u32int age; /* increasing counter; used for LRU */
317 b2cfc4e2 2003-09-30 devnull int maxdepth; /* maximum depth of all loaded subfonts */
318 b2cfc4e2 2003-09-30 devnull int ncache; /* size of cache */
319 b2cfc4e2 2003-09-30 devnull int nsubf; /* size of subfont list */
320 77f23268 2015-02-17 rsc int scale; /* pixel scaling to apply */
321 b2cfc4e2 2003-09-30 devnull Cacheinfo *cache;
322 b2cfc4e2 2003-09-30 devnull Cachesubf *subf;
323 b2cfc4e2 2003-09-30 devnull Cachefont **sub; /* as read from file */
324 b2cfc4e2 2003-09-30 devnull Image *cacheimage;
326 213fc4f6 2015-02-17 rsc /* doubly linked list of fonts known to display */
327 213fc4f6 2015-02-17 rsc int ondisplaylist;
331 213fc4f6 2015-02-17 rsc /* on hi-dpi systems, one of these is set to f and the other is the other-dpi version of f */
332 213fc4f6 2015-02-17 rsc Font *lodpi;
333 213fc4f6 2015-02-17 rsc Font *hidpi;
336 b2cfc4e2 2003-09-30 devnull #define Dx(r) ((r).max.x-(r).min.x)
337 b2cfc4e2 2003-09-30 devnull #define Dy(r) ((r).max.y-(r).min.y)
340 b2cfc4e2 2003-09-30 devnull * Image management
342 b2cfc4e2 2003-09-30 devnull extern Image* _allocimage(Image*, Display*, Rectangle, u32int, int, u32int, int, int);
343 b2cfc4e2 2003-09-30 devnull extern Image* allocimage(Display*, Rectangle, u32int, int, u32int);
344 b2cfc4e2 2003-09-30 devnull extern uchar* bufimage(Display*, int);
345 b2cfc4e2 2003-09-30 devnull extern int bytesperline(Rectangle, int);
346 b2cfc4e2 2003-09-30 devnull extern void closedisplay(Display*);
347 b2cfc4e2 2003-09-30 devnull extern void drawerror(Display*, char*);
348 b2cfc4e2 2003-09-30 devnull extern int flushimage(Display*, int);
349 b2cfc4e2 2003-09-30 devnull extern int freeimage(Image*);
350 b2cfc4e2 2003-09-30 devnull extern int _freeimage1(Image*);
351 b2cfc4e2 2003-09-30 devnull extern int geninitdraw(char*, void(*)(Display*, char*), char*, char*, char*, int);
352 b2cfc4e2 2003-09-30 devnull extern int initdraw(void(*)(Display*, char*), char*, char*);
353 b2cfc4e2 2003-09-30 devnull extern int newwindow(char*);
354 b2cfc4e2 2003-09-30 devnull extern int loadimage(Image*, Rectangle, uchar*, int);
355 b2cfc4e2 2003-09-30 devnull extern int cloadimage(Image*, Rectangle, uchar*, int);
356 b2cfc4e2 2003-09-30 devnull extern int getwindow(Display*, int);
357 b2cfc4e2 2003-09-30 devnull extern int gengetwindow(Display*, char*, Image**, Screen**, int);
358 b2cfc4e2 2003-09-30 devnull extern Image* readimage(Display*, int, int);
359 b2cfc4e2 2003-09-30 devnull extern Image* creadimage(Display*, int, int);
360 b2cfc4e2 2003-09-30 devnull extern int unloadimage(Image*, Rectangle, uchar*, int);
361 b2cfc4e2 2003-09-30 devnull extern int wordsperline(Rectangle, int);
362 b2cfc4e2 2003-09-30 devnull extern int writeimage(int, Image*, int);
363 b2cfc4e2 2003-09-30 devnull extern Image* namedimage(Display*, char*);
364 b2cfc4e2 2003-09-30 devnull extern int nameimage(Image*, char*, int);
365 b2cfc4e2 2003-09-30 devnull extern Image* allocimagemix(Display*, u32int, u32int);
366 1a0954ab 2005-01-04 devnull extern int drawsetlabel(char*);
367 9f385187 2012-11-26 rsc extern int scalesize(Display*, int);
370 b2cfc4e2 2003-09-30 devnull * Colors
372 b2cfc4e2 2003-09-30 devnull extern void readcolmap(Display*, RGB*);
373 b2cfc4e2 2003-09-30 devnull extern void writecolmap(Display*, RGB*);
374 b2cfc4e2 2003-09-30 devnull extern u32int setalpha(u32int, uchar);
377 b2cfc4e2 2003-09-30 devnull * Windows
379 b2cfc4e2 2003-09-30 devnull extern Screen* allocscreen(Image*, Image*, int);
380 b2cfc4e2 2003-09-30 devnull extern Image* _allocwindow(Image*, Screen*, Rectangle, int, u32int);
381 b2cfc4e2 2003-09-30 devnull extern Image* allocwindow(Screen*, Rectangle, int, u32int);
382 b2cfc4e2 2003-09-30 devnull extern void bottomnwindows(Image**, int);
383 b2cfc4e2 2003-09-30 devnull extern void bottomwindow(Image*);
384 b2cfc4e2 2003-09-30 devnull extern int freescreen(Screen*);
385 b2cfc4e2 2003-09-30 devnull extern Screen* publicscreen(Display*, int, u32int);
386 b2cfc4e2 2003-09-30 devnull extern void topnwindows(Image**, int);
387 b2cfc4e2 2003-09-30 devnull extern void topwindow(Image*);
388 b2cfc4e2 2003-09-30 devnull extern int originwindow(Image*, Point, Point);
391 b2cfc4e2 2003-09-30 devnull * Geometry
393 b2cfc4e2 2003-09-30 devnull extern Point Pt(int, int);
394 b2cfc4e2 2003-09-30 devnull extern Rectangle Rect(int, int, int, int);
395 b2cfc4e2 2003-09-30 devnull extern Rectangle Rpt(Point, Point);
396 b2cfc4e2 2003-09-30 devnull extern Point addpt(Point, Point);
397 b2cfc4e2 2003-09-30 devnull extern Point subpt(Point, Point);
398 b2cfc4e2 2003-09-30 devnull extern Point divpt(Point, int);
399 b2cfc4e2 2003-09-30 devnull extern Point mulpt(Point, int);
400 b2cfc4e2 2003-09-30 devnull extern int eqpt(Point, Point);
401 b2cfc4e2 2003-09-30 devnull extern int eqrect(Rectangle, Rectangle);
402 b2cfc4e2 2003-09-30 devnull extern Rectangle insetrect(Rectangle, int);
403 b2cfc4e2 2003-09-30 devnull extern Rectangle rectaddpt(Rectangle, Point);
404 b2cfc4e2 2003-09-30 devnull extern Rectangle rectsubpt(Rectangle, Point);
405 b2cfc4e2 2003-09-30 devnull extern Rectangle canonrect(Rectangle);
406 b2cfc4e2 2003-09-30 devnull extern int rectXrect(Rectangle, Rectangle);
407 b2cfc4e2 2003-09-30 devnull extern int rectinrect(Rectangle, Rectangle);
408 b2cfc4e2 2003-09-30 devnull extern void combinerect(Rectangle*, Rectangle);
409 b2cfc4e2 2003-09-30 devnull extern int rectclip(Rectangle*, Rectangle);
410 b2cfc4e2 2003-09-30 devnull extern int ptinrect(Point, Rectangle);
411 b2cfc4e2 2003-09-30 devnull extern void replclipr(Image*, int, Rectangle);
412 b2cfc4e2 2003-09-30 devnull extern int drawreplxy(int, int, int); /* used to be drawsetxy */
413 b2cfc4e2 2003-09-30 devnull extern Point drawrepl(Rectangle, Point);
414 b2cfc4e2 2003-09-30 devnull extern int rgb2cmap(int, int, int);
415 b2cfc4e2 2003-09-30 devnull extern int cmap2rgb(int);
416 b2cfc4e2 2003-09-30 devnull extern int cmap2rgba(int);
417 b2cfc4e2 2003-09-30 devnull extern void icossin(int, int*, int*);
418 b2cfc4e2 2003-09-30 devnull extern void icossin2(int, int, int*, int*);
421 b2cfc4e2 2003-09-30 devnull * Graphics
423 b2cfc4e2 2003-09-30 devnull extern void draw(Image*, Rectangle, Image*, Image*, Point);
424 b2cfc4e2 2003-09-30 devnull extern void drawop(Image*, Rectangle, Image*, Image*, Point, Drawop);
425 b2cfc4e2 2003-09-30 devnull extern void gendraw(Image*, Rectangle, Image*, Point, Image*, Point);
426 b2cfc4e2 2003-09-30 devnull extern void gendrawop(Image*, Rectangle, Image*, Point, Image*, Point, Drawop);
427 b2cfc4e2 2003-09-30 devnull extern void line(Image*, Point, Point, int, int, int, Image*, Point);
428 b2cfc4e2 2003-09-30 devnull extern void lineop(Image*, Point, Point, int, int, int, Image*, Point, Drawop);
429 b2cfc4e2 2003-09-30 devnull extern void poly(Image*, Point*, int, int, int, int, Image*, Point);
430 b2cfc4e2 2003-09-30 devnull extern void polyop(Image*, Point*, int, int, int, int, Image*, Point, Drawop);
431 b2cfc4e2 2003-09-30 devnull extern void fillpoly(Image*, Point*, int, int, Image*, Point);
432 b2cfc4e2 2003-09-30 devnull extern void fillpolyop(Image*, Point*, int, int, Image*, Point, Drawop);
433 b2cfc4e2 2003-09-30 devnull extern Point string(Image*, Point, Image*, Point, Font*, char*);
434 b2cfc4e2 2003-09-30 devnull extern Point stringop(Image*, Point, Image*, Point, Font*, char*, Drawop);
435 b2cfc4e2 2003-09-30 devnull extern Point stringn(Image*, Point, Image*, Point, Font*, char*, int);
436 b2cfc4e2 2003-09-30 devnull extern Point stringnop(Image*, Point, Image*, Point, Font*, char*, int, Drawop);
437 b2cfc4e2 2003-09-30 devnull extern Point runestring(Image*, Point, Image*, Point, Font*, Rune*);
438 b2cfc4e2 2003-09-30 devnull extern Point runestringop(Image*, Point, Image*, Point, Font*, Rune*, Drawop);
439 b2cfc4e2 2003-09-30 devnull extern Point runestringn(Image*, Point, Image*, Point, Font*, Rune*, int);
440 b2cfc4e2 2003-09-30 devnull extern Point runestringnop(Image*, Point, Image*, Point, Font*, Rune*, int, Drawop);
441 b2cfc4e2 2003-09-30 devnull extern Point stringbg(Image*, Point, Image*, Point, Font*, char*, Image*, Point);
442 b2cfc4e2 2003-09-30 devnull extern Point stringbgop(Image*, Point, Image*, Point, Font*, char*, Image*, Point, Drawop);
443 b2cfc4e2 2003-09-30 devnull extern Point stringnbg(Image*, Point, Image*, Point, Font*, char*, int, Image*, Point);
444 b2cfc4e2 2003-09-30 devnull extern Point stringnbgop(Image*, Point, Image*, Point, Font*, char*, int, Image*, Point, Drawop);
445 b2cfc4e2 2003-09-30 devnull extern Point runestringbg(Image*, Point, Image*, Point, Font*, Rune*, Image*, Point);
446 b2cfc4e2 2003-09-30 devnull extern Point runestringbgop(Image*, Point, Image*, Point, Font*, Rune*, Image*, Point, Drawop);
447 b2cfc4e2 2003-09-30 devnull extern Point runestringnbg(Image*, Point, Image*, Point, Font*, Rune*, int, Image*, Point);
448 b2cfc4e2 2003-09-30 devnull extern Point runestringnbgop(Image*, Point, Image*, Point, Font*, Rune*, int, Image*, Point, Drawop);
449 b2cfc4e2 2003-09-30 devnull extern Point _string(Image*, Point, Image*, Point, Font*, char*, Rune*, int, Rectangle, Image*, Point, Drawop);
450 b2cfc4e2 2003-09-30 devnull extern Point stringsubfont(Image*, Point, Image*, Subfont*, char*);
451 b2cfc4e2 2003-09-30 devnull extern int bezier(Image*, Point, Point, Point, Point, int, int, int, Image*, Point);
452 b2cfc4e2 2003-09-30 devnull extern int bezierop(Image*, Point, Point, Point, Point, int, int, int, Image*, Point, Drawop);
453 b2cfc4e2 2003-09-30 devnull extern int bezspline(Image*, Point*, int, int, int, int, Image*, Point);
454 b2cfc4e2 2003-09-30 devnull extern int bezsplineop(Image*, Point*, int, int, int, int, Image*, Point, Drawop);
455 b2cfc4e2 2003-09-30 devnull extern int bezsplinepts(Point*, int, Point**);
456 b2cfc4e2 2003-09-30 devnull extern int fillbezier(Image*, Point, Point, Point, Point, int, Image*, Point);
457 b2cfc4e2 2003-09-30 devnull extern int fillbezierop(Image*, Point, Point, Point, Point, int, Image*, Point, Drawop);
458 b2cfc4e2 2003-09-30 devnull extern int fillbezspline(Image*, Point*, int, int, Image*, Point);
459 b2cfc4e2 2003-09-30 devnull extern int fillbezsplineop(Image*, Point*, int, int, Image*, Point, Drawop);
460 b2cfc4e2 2003-09-30 devnull extern void ellipse(Image*, Point, int, int, int, Image*, Point);
461 b2cfc4e2 2003-09-30 devnull extern void ellipseop(Image*, Point, int, int, int, Image*, Point, Drawop);
462 b2cfc4e2 2003-09-30 devnull extern void fillellipse(Image*, Point, int, int, Image*, Point);
463 b2cfc4e2 2003-09-30 devnull extern void fillellipseop(Image*, Point, int, int, Image*, Point, Drawop);
464 b2cfc4e2 2003-09-30 devnull extern void arc(Image*, Point, int, int, int, Image*, Point, int, int);
465 b2cfc4e2 2003-09-30 devnull extern void arcop(Image*, Point, int, int, int, Image*, Point, int, int, Drawop);
466 b2cfc4e2 2003-09-30 devnull extern void fillarc(Image*, Point, int, int, Image*, Point, int, int);
467 b2cfc4e2 2003-09-30 devnull extern void fillarcop(Image*, Point, int, int, Image*, Point, int, int, Drawop);
468 b2cfc4e2 2003-09-30 devnull extern void border(Image*, Rectangle, int, Image*, Point);
469 b2cfc4e2 2003-09-30 devnull extern void borderop(Image*, Rectangle, int, Image*, Point, Drawop);
472 b2cfc4e2 2003-09-30 devnull * Font management
474 b2cfc4e2 2003-09-30 devnull extern Font* openfont(Display*, char*);
475 213fc4f6 2015-02-17 rsc extern int parsefontscale(char*, char**);
476 b2cfc4e2 2003-09-30 devnull extern Font* buildfont(Display*, char*, char*);
477 b2cfc4e2 2003-09-30 devnull extern void freefont(Font*);
478 b2cfc4e2 2003-09-30 devnull extern Font* mkfont(Subfont*, Rune);
479 b2cfc4e2 2003-09-30 devnull extern int cachechars(Font*, char**, Rune**, ushort*, int, int*, char**);
480 b2cfc4e2 2003-09-30 devnull extern void agefont(Font*);
481 b2cfc4e2 2003-09-30 devnull extern Subfont* allocsubfont(char*, int, int, int, Fontchar*, Image*);
482 b2cfc4e2 2003-09-30 devnull extern Subfont* lookupsubfont(Display*, char*);
483 b2cfc4e2 2003-09-30 devnull extern void installsubfont(char*, Subfont*);
484 b2cfc4e2 2003-09-30 devnull extern void uninstallsubfont(Subfont*);
485 b2cfc4e2 2003-09-30 devnull extern void freesubfont(Subfont*);
486 b2cfc4e2 2003-09-30 devnull extern Subfont* readsubfont(Display*, char*, int, int);
487 b2cfc4e2 2003-09-30 devnull extern Subfont* readsubfonti(Display*, char*, int, Image*, int);
488 b2cfc4e2 2003-09-30 devnull extern int writesubfont(int, Subfont*);
489 b2cfc4e2 2003-09-30 devnull extern void _unpackinfo(Fontchar*, uchar*, int);
490 b2cfc4e2 2003-09-30 devnull extern Point stringsize(Font*, char*);
491 b2cfc4e2 2003-09-30 devnull extern int stringwidth(Font*, char*);
492 b2cfc4e2 2003-09-30 devnull extern int stringnwidth(Font*, char*, int);
493 b2cfc4e2 2003-09-30 devnull extern Point runestringsize(Font*, Rune*);
494 b2cfc4e2 2003-09-30 devnull extern int runestringwidth(Font*, Rune*);
495 b2cfc4e2 2003-09-30 devnull extern int runestringnwidth(Font*, Rune*, int);
496 b2cfc4e2 2003-09-30 devnull extern Point strsubfontwidth(Subfont*, char*);
497 b2cfc4e2 2003-09-30 devnull extern int loadchar(Font*, Rune, Cacheinfo*, int, int, char**);
498 b2cfc4e2 2003-09-30 devnull extern char* subfontname(char*, char*, int);
499 213fc4f6 2015-02-17 rsc extern Subfont* _getsubfont(Display*, char*);
500 b2cfc4e2 2003-09-30 devnull extern void lockdisplay(Display*);
501 b2cfc4e2 2003-09-30 devnull extern void unlockdisplay(Display*);
502 b2cfc4e2 2003-09-30 devnull extern int drawlsetrefresh(u32int, int, void*, void*);
503 213fc4f6 2015-02-17 rsc extern void loadhidpi(Font*);
504 213fc4f6 2015-02-17 rsc extern void swapfont(Font*, Font**, Font**);
507 b2cfc4e2 2003-09-30 devnull * Predefined
509 b2cfc4e2 2003-09-30 devnull extern Point ZP;
510 b2cfc4e2 2003-09-30 devnull extern Rectangle ZR;
513 b2cfc4e2 2003-09-30 devnull * Set up by initdraw()
515 b2cfc4e2 2003-09-30 devnull extern Display *display;
516 b2cfc4e2 2003-09-30 devnull extern Font *font;
517 b2cfc4e2 2003-09-30 devnull extern Image *screen;
518 b2cfc4e2 2003-09-30 devnull extern Screen *_screen;
519 a6ad39aa 2020-05-30 rsc extern int drawmousemask; /* set bits to disable receiving those buttons */
520 b2cfc4e2 2003-09-30 devnull extern int _cursorfd;
521 b2cfc4e2 2003-09-30 devnull extern int _drawdebug; /* set to 1 to see errors from flushimage */
522 b2cfc4e2 2003-09-30 devnull extern void _setdrawop(Display*, Drawop);
523 b2cfc4e2 2003-09-30 devnull extern Display *_initdisplay(void(*)(Display*,char*), char*);
525 9e0d3750 2017-01-06 rsc extern void needdisplay(void); /* call instead of initdraw to get (null) variable linked in */
527 b2cfc4e2 2003-09-30 devnull #define BGSHORT(p) (((p)[0]<<0) | ((p)[1]<<8))
528 b2cfc4e2 2003-09-30 devnull #define BGLONG(p) ((BGSHORT(p)<<0) | (BGSHORT(p+2)<<16))
529 b2cfc4e2 2003-09-30 devnull #define BPSHORT(p, v) ((p)[0]=(v), (p)[1]=((v)>>8))
530 b2cfc4e2 2003-09-30 devnull #define BPLONG(p, v) (BPSHORT(p, (v)), BPSHORT(p+2, (v)>>16))
533 b2cfc4e2 2003-09-30 devnull * Compressed image file parameters and helper routines
535 b2cfc4e2 2003-09-30 devnull #define NMATCH 3 /* shortest match possible */
536 b2cfc4e2 2003-09-30 devnull #define NRUN (NMATCH+31) /* longest match possible */
537 b2cfc4e2 2003-09-30 devnull #define NMEM 1024 /* window size */
538 b2cfc4e2 2003-09-30 devnull #define NDUMP 128 /* maximum length of dump */
539 b2cfc4e2 2003-09-30 devnull #define NCBLOCK 6000 /* size of compressed blocks */
540 b2cfc4e2 2003-09-30 devnull extern void _twiddlecompressed(uchar*, int);
541 b2cfc4e2 2003-09-30 devnull extern int _compblocksize(Rectangle, int);
543 b2cfc4e2 2003-09-30 devnull /* XXX backwards helps; should go */
544 b2cfc4e2 2003-09-30 devnull extern u32int drawld2chan[];
545 b2cfc4e2 2003-09-30 devnull extern void drawsetdebug(int);
548 20093746 2003-10-11 devnull * Snarf buffer
552 cbeb0b26 2006-04-01 devnull SnarfSize = 64*1024
554 20093746 2003-10-11 devnull char *getsnarf(void);
555 20093746 2003-10-11 devnull void putsnarf(char*);
557 20093746 2003-10-11 devnull void drawtopwindow(void);
558 be36ff68 2004-04-29 devnull void drawresizewindow(Rectangle);
559 be36ff68 2004-04-29 devnull extern char *winsize;
561 76a1b3c9 2006-06-25 devnull int mousescrollsize(int);
564 76a1b3c9 2006-06-25 devnull * RPC interface to draw server.
566 76a1b3c9 2006-06-25 devnull struct Mouse;
567 76a1b3c9 2006-06-25 devnull struct Cursor;
568 8581c2b5 2018-11-16 rsc struct Cursor2;
569 76a1b3c9 2006-06-25 devnull int _displaybouncemouse(Display *d, struct Mouse *m);
570 76a1b3c9 2006-06-25 devnull int _displayconnect(Display *d);
571 8581c2b5 2018-11-16 rsc int _displaycursor(Display *d, struct Cursor *c, struct Cursor2 *c2);
572 76a1b3c9 2006-06-25 devnull int _displayinit(Display *d, char *label, char *winsize);
573 76a1b3c9 2006-06-25 devnull int _displaylabel(Display *d, char *label);
574 76a1b3c9 2006-06-25 devnull int _displaymoveto(Display *d, Point p);
575 76a1b3c9 2006-06-25 devnull int _displaymux(Display *d);
576 76a1b3c9 2006-06-25 devnull int _displayrddraw(Display *d, void *v, int n);
577 76a1b3c9 2006-06-25 devnull int _displayrdkbd(Display *d, Rune *r);
578 76a1b3c9 2006-06-25 devnull int _displayrdmouse(Display *d, struct Mouse *m, int *resized);
579 76a1b3c9 2006-06-25 devnull char* _displayrdsnarf(Display *d);
580 76a1b3c9 2006-06-25 devnull int _displaywrdraw(Display *d, void *v, int n);
581 76a1b3c9 2006-06-25 devnull int _displaywrsnarf(Display *d, char *snarf);
582 76a1b3c9 2006-06-25 devnull int _displaytop(Display *d);
583 76a1b3c9 2006-06-25 devnull int _displayresize(Display *d, Rectangle rect);
585 f7012583 2003-11-25 devnull #if defined(__cplusplus)
