29 |
|
#define BORWIDTH 5 /* border width */ |
30 |
|
#define COMHEIGHT (COMLH*COMCH) /* command line height (pixels) */ |
31 |
|
#define MINWIDTH (32*COMCW) /* minimum graphics window width */ |
32 |
< |
#define MINHEIGHT 64 /* minimum graphics window height */ |
32 |
> |
#define MINHEIGHT MINWIDTH /* minimum graphics window height */ |
33 |
|
|
34 |
|
#define COMFN "8x13" /* command line font name */ |
35 |
|
#define COMLH 3 /* number of command lines */ |
36 |
|
#define COMCW 8 /* approx. character width (pixels) */ |
37 |
|
#define COMCH 13 /* approx. character height (pixels) */ |
38 |
|
|
39 |
– |
#ifndef WFLUSH |
40 |
– |
#define WFLUSH 30 /* flush after this many rays */ |
41 |
– |
#endif |
42 |
– |
|
43 |
– |
#define checkinp() while (XPending() > 0) getevent() |
44 |
– |
|
39 |
|
#define levptr(etype) ((etype *)&thisevent) |
40 |
|
|
41 |
|
static XEvent thisevent; /* current event */ |
49 |
|
|
50 |
|
static Cursor pickcursor = 0; /* cursor used for picking */ |
51 |
|
|
52 |
< |
static int gwidth = 0; /* graphics window width */ |
59 |
< |
static int gheight = 0; /* graphics window height */ |
52 |
> |
static int gwidth, gheight; /* graphics window size */ |
53 |
|
|
54 |
|
static TEXTWIND *comline = NULL; /* our command line */ |
55 |
|
|
62 |
|
extern char *progname; |
63 |
|
|
64 |
|
int x_close(), x_clear(), x_paintr(), x_errout(), |
65 |
< |
x_getcur(), x_comout(), x_comin(); |
65 |
> |
x_getcur(), x_comout(), x_comin(), x_flush(); |
66 |
|
|
67 |
|
static struct driver x_driver = { |
68 |
|
x_close, x_clear, x_paintr, x_getcur, |
69 |
< |
x_comout, x_comin, 1.0 |
69 |
> |
x_comout, x_comin, x_flush, 1.0 |
70 |
|
}; |
71 |
|
|
72 |
|
|
104 |
|
return(NULL); |
105 |
|
} |
106 |
|
XStoreName(gwind, id); |
114 |
– |
XMapWindow(gwind); |
107 |
|
XSelectInput(gwind, KeyPressed|ButtonPressed| |
108 |
|
ExposeWindow|ExposeRegion|UnmapWindow); |
109 |
< |
x_driver.xsiz = mainframe.width; |
110 |
< |
x_driver.ysiz = mainframe.height-COMHEIGHT; |
109 |
> |
gwidth = mainframe.width; |
110 |
> |
gheight = mainframe.height-COMHEIGHT; |
111 |
> |
x_driver.xsiz = gwidth < MINWIDTH ? MINWIDTH : gwidth; |
112 |
> |
x_driver.ysiz = gheight < MINHEIGHT ? MINHEIGHT : gheight; |
113 |
|
x_driver.inpready = 0; |
114 |
|
cmdvec = x_comout; /* set error vectors */ |
115 |
|
if (wrnvec != NULL) |
133 |
|
if (gwind != 0) { |
134 |
|
XDestroyWindow(gwind); |
135 |
|
gwind = 0; |
142 |
– |
gwidth = gheight = 0; |
136 |
|
} |
137 |
|
XFreeCursor(pickcursor); |
138 |
|
freepixels(); |
145 |
|
x_clear(xres, yres) /* clear our display */ |
146 |
|
int xres, yres; |
147 |
|
{ |
155 |
– |
if (xres < MINWIDTH) |
156 |
– |
xres = MINWIDTH; |
157 |
– |
if (yres < MINHEIGHT) |
158 |
– |
yres = MINHEIGHT; |
148 |
|
if (xres != gwidth || yres != gheight) { /* new window */ |
149 |
|
if (comline != NULL) |
150 |
|
xt_close(comline); |
163 |
|
stderr_v("cannot allocate colors\n"); |
164 |
|
else |
165 |
|
new_ctab(ncolors); |
166 |
+ |
|
167 |
+ |
XMapWindow(gwind); /* make sure it's mapped */ |
168 |
|
XSync(1); /* discard input */ |
169 |
|
return; |
170 |
|
} |
175 |
|
COLOR col; |
176 |
|
int xmin, ymin, xmax, ymax; |
177 |
|
{ |
187 |
– |
extern long nrays; /* global ray count */ |
178 |
|
extern int xnewcolr(); /* pixel assignment routine */ |
189 |
– |
static long lastflush = 0; /* ray count at last flush */ |
179 |
|
|
180 |
|
if (ncolors > 0) { |
181 |
|
XPixSet(gwind, xmin, gheight-ymax, xmax-xmin, ymax-ymin, |
182 |
|
pixval[get_pixel(col, xnewcolr)]); |
183 |
|
} |
195 |
– |
if (nrays - lastflush >= WFLUSH) { |
196 |
– |
if (ncolors <= 0) /* output necessary for death */ |
197 |
– |
XPixSet(gwind,0,0,1,1,BlackPixel); |
198 |
– |
checkinp(); |
199 |
– |
lastflush = nrays; |
200 |
– |
} |
184 |
|
} |
185 |
|
|
186 |
|
|
187 |
|
static |
188 |
< |
x_comin(inp) /* read in a command line */ |
206 |
< |
char *inp; |
188 |
> |
x_flush() /* flush output */ |
189 |
|
{ |
190 |
+ |
if (ncolors <= 0) /* output necessary for death */ |
191 |
+ |
XPixSet(gwind,0,0,1,1,BlackPixel); |
192 |
+ |
while (XPending() > 0) |
193 |
+ |
getevent(); |
194 |
+ |
|
195 |
+ |
} |
196 |
+ |
|
197 |
+ |
|
198 |
+ |
static |
199 |
+ |
x_comin(inp, prompt) /* read in a command line */ |
200 |
+ |
char *inp, *prompt; |
201 |
+ |
{ |
202 |
|
int x_getc(), x_comout(); |
203 |
|
|
204 |
< |
if (fromcombuf(inp, &x_driver)) |
205 |
< |
return; |
204 |
> |
if (prompt != NULL) |
205 |
> |
if (fromcombuf(inp, &x_driver)) |
206 |
> |
return; |
207 |
> |
else |
208 |
> |
xt_puts(prompt, comline); |
209 |
|
xt_cursor(comline, TBLKCURS); |
210 |
|
editline(inp, x_getc, x_comout); |
211 |
|
xt_cursor(comline, TNOCURS); |
353 |
|
} |
354 |
|
/* check for change in size */ |
355 |
|
if (eexp->width != gwidth || eexp->height-COMHEIGHT != gheight) { |
356 |
< |
x_driver.xsiz = eexp->width; |
357 |
< |
x_driver.ysiz = eexp->height-COMHEIGHT; |
356 |
> |
gwidth = eexp->width; |
357 |
> |
gheight = eexp->height-COMHEIGHT; |
358 |
> |
x_driver.xsiz = gwidth < MINWIDTH ? MINWIDTH : gwidth; |
359 |
> |
x_driver.ysiz = gheight < MINHEIGHT ? MINHEIGHT : gheight; |
360 |
|
strcpy(getcombuf(&x_driver), "new\n"); |
361 |
|
return; |
362 |
|
} |