-/* xscreensaver, Copyright (c) 2003-2013 Jamie Zawinski <jwz@jwz.org>
+/* xscreensaver, Copyright (c) 2003-2014 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
# include "config.h"
#endif /* HAVE_CONFIG_H */
+#undef DEBUG
+
#include <math.h>
#ifndef HAVE_COCOA
double speed; /* frame rate multiplier */
double linger; /* multiplier for how long to leave words on screen */
Bool trails_p;
- Bool debug_p;
- int debug_metrics_p;
enum { PAGE, SCROLL } mode;
char *font_override; /* if -font was specified on the cmd line */
char buf [40]; /* this only needs to be as big as one "word". */
int buf_tail;
+ Bool early_p;
+ time_t start_time;
int nsentences;
sentence **sentences;
int id_tick;
text_data *tc;
+# ifdef DEBUG
+ Bool debug_p;
+ int debug_metrics_p, debug_metrics_antialiasing_p;
+ int debug_scale;
+# endif /* DEBUG */
+
} state;
if (! ok) return False;
se->font = XLoadQueryFont (s->dpy, pattern);
+
+# ifdef DEBUG
if (! se->font)
{
if (s->debug_p)
if (s->debug_p)
fprintf(stderr, "%s: %s\n", progname, pattern);
+# endif /* DEBUG */
se->font_name = strdup (pattern);
XSetFont (s->dpy, se->fg_gc, se->font->fid);
/* Returns a newly-allocated string with one word in it, or NULL if there
is no complete word available.
*/
-static char *
+static const char *
get_word_text (state *s)
{
- char *start = s->buf;
- char *end;
+ const char *start = s->buf;
+ const char *end;
char *result = 0;
int lfs = 0;
drain_input (s);
+ /* If we just launched, and haven't had any text yet, and it has been
+ more than 2 seconds since we launched, then push out "Loading..."
+ as our first text. So if the text source is speedy, just use that.
+ But if we'd display a blank screen for a while, give 'em something
+ to see.
+ */
+ if (s->early_p &&
+ !*s->buf &&
+ !unread_word_text &&
+ s->start_time < ((time ((time_t *) 0) - 2)))
+ {
+ unread_word_text = "Loading...";
+ s->early_p = False;
+ }
+
if (unread_word_text)
{
start = unread_word_text;
/* Gets some random text, and creates a "word" object from it.
*/
static word *
-new_word (state *s, sentence *se, char *txt, Bool alloc_p)
+new_word (state *s, sentence *se, const char *txt, Bool alloc_p)
{
word *w;
XCharStruct overall;
XFillRectangle (s->dpy, w->mask, gc0, 0, 0, w->width, w->height);
XFillRectangle (s->dpy, w->pixmap, gc0, 0, 0, w->width, w->height);
+# ifdef DEBUG
if (s->debug_p)
{
/* bounding box (behind the characters) */
x += overall.width;
}
}
+# endif /* DEBUG */
/* Draw foreground text */
XDrawString (s->dpy, w->pixmap, gc1, -w->lbearing, w->ascent,
0, 0, w->width, w->height,
i, j);
+# ifdef DEBUG
if (s->debug_p)
{
XSetFunction (s->dpy, gc1, GXcopy);
w->rbearing, 0, w->rbearing, w->height-1);
}
}
+# endif /* DEBUG */
XFreeGC (s->dpy, gc0);
XFreeGC (s->dpy, gc1);
}
- w->text = txt;
+ w->text = strdup (txt);
return w;
}
for (k = 0; k < L; k++)
{
- char *t2 = malloc (2);
+ char t2[2];
word *w2;
int xoff, yoff;
break;
}
+# ifdef DEBUG
if (s->debug_p)
se->dark_p = (se->fg.red*2 + se->fg.green*3 + se->fg.blue <
se->bg.red*2 + se->bg.green*3 + se->bg.blue);
+# endif /* DEBUG */
if (XAllocColor (s->dpy, s->xgwa.colormap, &se->fg))
XSetForeground (s->dpy, se->fg_gc, se->fg.pixel);
while (!done)
{
- char *txt = get_word_text (s);
+ const char *txt = get_word_text (s);
word *w;
if (!txt)
{
fprintf (stderr, " %s", se->words[i]->text);
fprintf (stderr, "\n");
}
-# endif
+# endif /* DEBUG */
}
progname, se->id,
se->words[0]->x + se->width,
rand_p ? " randomly" : "");
-# endif
+# endif /* DEBUG */
}
}
}
# ifdef DEBUG
if (s->debug_p)
fprintf (stderr, "%s: PAUSE %d\n", progname, se->id);
-# endif
+# endif /* DEBUG */
break;
case PAUSE:
if (--se->pause_tick <= 0)
# ifdef DEBUG
if (s->debug_p)
fprintf (stderr, "%s: OUT %d\n", progname, se->id);
-# endif
+# endif /* DEBUG */
}
break;
case OUT:
# ifdef DEBUG
if (s->debug_p)
fprintf (stderr, "%s: DEAD %d\n", progname, se->id);
-# endif
+# endif /* DEBUG */
{
int j;
for (j = 0; j < s->nsentences; j++)
}
+#ifdef DEBUG
+
+static Pixmap
+scale_ximage (Screen *screen, Window window, XImage *img, int scale,
+ int margin)
+{
+ Display *dpy = DisplayOfScreen (screen);
+ int x, y;
+ unsigned width = img->width, height = img->height;
+ Pixmap p2;
+ GC gc;
+
+ p2 = XCreatePixmap (dpy, window, width*scale, height*scale, img->depth);
+ gc = XCreateGC (dpy, p2, 0, 0);
+
+ XSetForeground (dpy, gc, BlackPixelOfScreen (screen));
+ XFillRectangle (dpy, p2, gc, 0, 0, width*scale, height*scale);
+ for (y = 0; y < height; y++)
+ for (x = 0; x < width; x++)
+ {
+ XSetForeground (dpy, gc, XGetPixel (img, x, y));
+ XFillRectangle (dpy, p2, gc, x*scale, y*scale, scale, scale);
+ }
+
+ if (scale > 2)
+ {
+ XWindowAttributes xgwa;
+ XColor c;
+ c.red = c.green = c.blue = 0x4444;
+ c.flags = DoRed|DoGreen|DoBlue;
+ XGetWindowAttributes (dpy, window, &xgwa);
+ if (! XAllocColor (dpy, xgwa.colormap, &c)) abort();
+ XSetForeground (dpy, gc, c.pixel);
+ XDrawRectangle (dpy, p2, gc, 0, 0, width*scale-1, height*scale-1);
+ XDrawRectangle (dpy, p2, gc, margin*scale, margin*scale,
+ width*scale-1, height*scale-1);
+ for (y = 0; y <= height - 2*margin; y++)
+ XDrawLine (dpy, p2, gc,
+ margin*scale, (y+margin)*scale-1,
+ (width-margin)*scale, (y+margin)*scale-1);
+ for (x = 0; x <= width - 2*margin; x++)
+ XDrawLine (dpy, p2, gc,
+ (x+margin)*scale-1, margin*scale,
+ (x+margin)*scale-1, (height-margin)*scale);
+ XFreeColors (dpy, xgwa.colormap, &c.pixel, 1, 0);
+ }
+
+ XFreeGC (dpy, gc);
+ return p2;
+}
+
+
+static int check_edge (Display *dpy, Drawable p, GC gc,
+ unsigned msg_x, unsigned msg_y, const char *msg,
+ XImage *img,
+ unsigned x, unsigned y, unsigned dim, unsigned end)
+{
+ unsigned pt[2];
+ pt[0] = x;
+ pt[1] = y;
+ end += pt[dim];
+
+ for (;;)
+ {
+ if (pt[dim] == end)
+ {
+ XDrawString (dpy, p, gc, msg_x, msg_y, msg, strlen (msg));
+ return 1;
+ }
+
+ if (XGetPixel(img, pt[0], pt[1]) & 0xffffff)
+ break;
+
+ ++pt[dim];
+ }
+
+ return 0;
+}
+
+
static unsigned long
fontglide_draw_metrics (state *s)
{
- char txt[2];
- char *fn = (s->font_override ? s->font_override : "fixed");
+ unsigned int margin = (s->debug_metrics_antialiasing_p ? 2 : 0);
+
+ char txt[2], txt2[80];
+ const char *fn = (s->font_override ? s->font_override : "fixed");
XFontStruct *font = XLoadQueryFont (s->dpy, fn);
+ XFontStruct *font2 = XLoadQueryFont (s->dpy, "fixed");
XCharStruct c, overall;
int dir, ascent, descent;
int x, y;
+ int sc = s->debug_scale;
GC gc;
- unsigned long red = 0xFFFF0000; /* so shoot me */
- unsigned long green = 0xFF00FF00;
- unsigned long blue = 0xFF6666FF;
+ unsigned long red = 0xFFFF0000; /* so shoot me */
+ unsigned long green = 0xFF00FF00;
+ unsigned long blue = 0xFF6666FF;
+ unsigned long yellow = 0xFFFFFF00;
+ unsigned long cyan = 0xFF004040;
int i;
+ Drawable dest = s->b ? s->b : s->window;
+
+ if (sc < 1) sc = 1;
txt[0] = s->debug_metrics_p;
txt[1] = 0;
- gc = XCreateGC (s->dpy, s->window, 0, 0);
- XSetFont (s->dpy, gc, font->fid);
+ gc = XCreateGC (s->dpy, dest, 0, 0);
+ XSetFont (s->dpy, gc, font->fid);
-#ifdef HAVE_COCOA
+# ifdef HAVE_COCOA
jwxyz_XSetAntiAliasing (s->dpy, gc, False);
-#endif
+# endif
XTextExtents (font, txt, strlen(txt),
&dir, &ascent, &descent, &overall);
- c = font->per_char[((unsigned char *) txt)[0] - font->min_char_or_byte2];
+ c = (s->debug_metrics_p >= font->min_char_or_byte2
+ ? font->per_char[s->debug_metrics_p - font->min_char_or_byte2]
+ : overall);
- XClearWindow (s->dpy, s->window);
+ XSetForeground (s->dpy, gc, BlackPixelOfScreen (s->xgwa.screen));
+ XFillRectangle (s->dpy, dest, gc, 0, 0, s->xgwa.width, s->xgwa.height);
x = (s->xgwa.width - overall.width) / 2;
- y = (s->xgwa.height - (2 * (ascent + descent))) / 2;
+ y = (s->xgwa.height - (2 * sc * (ascent + descent))) / 2;
for (i = 0; i < 2; i++)
{
XCharStruct cc = (i == 0 ? c : overall);
- int x1 = 20;
- int x2 = s->xgwa.width - 40;
+ int x1 = s->xgwa.width * 0.15;
+ int x2 = s->xgwa.width * 0.85;
int x3 = s->xgwa.width;
+ int pixw = margin * 2 + cc.rbearing - cc.lbearing;
+ int pixh = margin * 2 + cc.ascent + cc.descent;
+ Pixmap p = (pixw > 0 && pixh > 0
+ ? XCreatePixmap (s->dpy, dest, pixw, pixh, s->xgwa.depth)
+ : 0);
+
+ if (p)
+ {
+ Pixmap p2;
+ GC gc2 = XCreateGC (s->dpy, p, 0, 0);
+# ifdef HAVE_COCOA
+ jwxyz_XSetAntiAliasing (s->dpy, gc2, False);
+# endif
+ XSetFont (s->dpy, gc2, font->fid);
+ XSetForeground (s->dpy, gc2, BlackPixelOfScreen (s->xgwa.screen));
+ XFillRectangle (s->dpy, p, gc2, 0, 0, pixw, pixh);
+ XSetForeground (s->dpy, gc, WhitePixelOfScreen (s->xgwa.screen));
+ XSetForeground (s->dpy, gc2, WhitePixelOfScreen (s->xgwa.screen));
+# ifdef HAVE_COCOA
+ jwxyz_XSetAntiAliasing (s->dpy, gc2, s->debug_metrics_antialiasing_p);
+# endif
+ XDrawString (s->dpy, p, gc2,
+ -cc.lbearing + margin,
+ cc.ascent + margin,
+ txt, strlen(txt));
+ {
+ unsigned x2, y2;
+ XImage *img = XGetImage (s->dpy, p, 0, 0, pixw, pixh,
+ ~0L, ZPixmap);
+ XImage *img2;
+
+ if (i == 1)
+ {
+ unsigned w = pixw - margin * 2, h = pixh - margin * 2;
+
+ if (margin > 0)
+ {
+ /* Check for ink escape. */
+ unsigned long ink = 0;
+ for (y2 = 0; y2 != pixh; ++y2)
+ for (x2 = 0; x2 != pixw; ++x2)
+ {
+ /* Sloppy... */
+ if (! (x2 >= margin &&
+ x2 < pixw - margin &&
+ y2 >= margin &&
+ y2 < pixh - margin))
+ ink |= XGetPixel (img, x2, y2);
+ }
+
+ if (ink & 0xFFFFFF)
+ {
+ XSetFont (s->dpy, gc, font2->fid);
+ XDrawString (s->dpy, dest, gc, 10, 40, "Ink escape!", 11);
+ }
+ }
+
+ /* ...And wasted space. */
+ if (w && h)
+ {
+ if (check_edge (s->dpy, dest, gc, 120, 60, "left",
+ img, margin, margin, 1, h) |
+ check_edge (s->dpy, dest, gc, 160, 60, "right",
+ img, margin + w - 1, margin, 1, h) |
+ check_edge (s->dpy, dest, gc, 200, 60, "top",
+ img, margin, margin, 0, w) |
+ check_edge (s->dpy, dest, gc, 240, 60, "bottom",
+ img, margin, margin + h - 1, 0, w))
+ {
+ XSetFont (s->dpy, gc, font2->fid);
+ XDrawString (s->dpy, dest, gc, 10, 60,
+ "Wasted space: ", 14);
+ }
+ }
+ }
+
+ if (s->debug_metrics_antialiasing_p)
+ {
+ /* Draw a dark cyan boundary around antialiased glyphs */
+ img2 = XCreateImage (s->dpy, s->xgwa.visual, img->depth,
+ ZPixmap, 0, NULL,
+ img->width, img->height,
+ img->bitmap_pad, 0);
+ img2->data = malloc (img->bytes_per_line * img->height);
+
+ for (y2 = 0; y2 != pixh; ++y2)
+ for (x2 = 0; x2 != pixw; ++x2)
+ {
+ unsigned long px = XGetPixel (img, x2, y2);
+ if ((px & 0xffffff) == 0)
+ {
+ unsigned long neighbors = 0;
+ if (x2)
+ neighbors |= XGetPixel (img, x2 - 1, y2);
+ if (x2 != pixw - 1)
+ neighbors |= XGetPixel (img, x2 + 1, y2);
+ if (y2)
+ neighbors |= XGetPixel (img, x2, y2 - 1);
+ if (y2 != pixh - 1)
+ neighbors |= XGetPixel (img, x2, y2 + 1);
+ XPutPixel (img2, x2, y2,
+ (neighbors & 0xffffff
+ ? cyan
+ : BlackPixelOfScreen (s->xgwa.screen)));
+ }
+ else
+ {
+ XPutPixel (img2, x2, y2, px);
+ }
+ }
+ }
+ else
+ {
+ img2 = img;
+ img = NULL;
+ }
+
+ p2 = scale_ximage (s->xgwa.screen, s->window, img2, sc, margin);
+ if (img)
+ XDestroyImage (img);
+ XDestroyImage (img2);
+ }
+
+ XCopyArea (s->dpy, p2, dest, gc,
+ 0, 0, sc*pixw, sc*pixh,
+ x + sc * (cc.lbearing - margin),
+ y - sc * (cc.ascent + margin));
+ XFreePixmap (s->dpy, p);
+ XFreePixmap (s->dpy, p2);
+ XFreeGC (s->dpy, gc2);
+ }
+
+ if (i == 0)
+ {
+ XSetFont (s->dpy, gc, font->fid);
+ XSetForeground (s->dpy, gc, WhitePixelOfScreen (s->xgwa.screen));
+# ifdef HAVE_COCOA
+ jwxyz_XSetAntiAliasing (s->dpy, gc, s->debug_metrics_antialiasing_p);
+# endif
+ sprintf (txt2, "%c [XX%cXX] [%c%c%c%c]",
+ s->debug_metrics_p, s->debug_metrics_p,
+ s->debug_metrics_p, s->debug_metrics_p,
+ s->debug_metrics_p, s->debug_metrics_p);
+ XDrawString (s->dpy, dest, gc,
+ x + (sc*cc.rbearing/2) - cc.rbearing/2, ascent + 10,
+ txt2, strlen(txt2));
+# ifdef HAVE_COCOA
+ jwxyz_XSetAntiAliasing (s->dpy, gc, False);
+# endif
+ XSetFont (s->dpy, gc, font2->fid);
+ sprintf (txt2, "%c %3d 0%03o 0x%02x%s",
+ s->debug_metrics_p, s->debug_metrics_p,
+ s->debug_metrics_p, s->debug_metrics_p,
+ (txt[0] < font->min_char_or_byte2 ? " *" : ""));
+ XDrawString (s->dpy, dest, gc,
+ 10, 20,
+ txt2, strlen(txt2));
+ }
+
+# ifdef HAVE_COCOA
+ jwxyz_XSetAntiAliasing (s->dpy, gc, True);
+# endif
+
+ XSetFont (s->dpy, gc, font2->fid);
+
XSetForeground (s->dpy, gc, red);
- XDrawLine (s->dpy, s->window, gc, 0, y - ascent, x3, y - ascent);
- XDrawLine (s->dpy, s->window, gc, 0, y + descent, x3, y + descent);
+
+ sprintf (txt2, "%s ascent %d",
+ (i == 0 ? "char" : "overall"),
+ ascent);
+ XDrawString (s->dpy, dest, gc, 10, y - sc*ascent - 2,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc, 0, y - sc*ascent, x3, y - sc*ascent);
+
+ sprintf (txt2, "%s descent %d",
+ (i == 0 ? "char" : "overall"),
+ descent);
+ XDrawString (s->dpy, dest, gc, 10, y + sc*descent - 2,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc, 0, y + sc*descent, x3, y + sc*descent);
+
+
+ /* ascent, descent, baseline */
XSetForeground (s->dpy, gc, green);
- /* ascent, baseline, descent */
- XDrawLine (s->dpy, s->window, gc, x1, y - cc.ascent, x2, y - cc.ascent);
- XDrawLine (s->dpy, s->window, gc, x1, y, x2, y);
- XDrawLine (s->dpy, s->window, gc, x1, y + cc.descent, x2, y + cc.descent);
+
+ sprintf (txt2, "ascent %d", cc.ascent);
+ if (cc.ascent != 0)
+ XDrawString (s->dpy, dest, gc, x1, y - sc*cc.ascent - 2,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x1, y - sc*cc.ascent, x2, y - sc*cc.ascent);
+
+ sprintf (txt2, "descent %d", cc.descent);
+ if (cc.descent != 0)
+ XDrawString (s->dpy, dest, gc, x1, y + sc*cc.descent - 2,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x1, y + sc*cc.descent, x2, y + sc*cc.descent);
+
+ XSetForeground (s->dpy, gc, yellow);
+ strcpy (txt2, "baseline");
+ XDrawString (s->dpy, dest, gc, x1, y - 2,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc, x1, y, x2, y);
+
/* origin, width */
+
XSetForeground (s->dpy, gc, blue);
- XDrawLine (s->dpy, s->window, gc,
- x, y - ascent - 10,
- x, y + descent + 10);
- XDrawLine (s->dpy, s->window, gc,
- x + cc.width, y - ascent - 10,
- x + cc.width, y + descent + 10);
+
+ strcpy (txt2, "origin");
+ XDrawString (s->dpy, dest, gc,
+ x + 2, y + sc*(descent + 10),
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x, y - sc*(ascent - 10),
+ x, y + sc*(descent + 10));
+
+ sprintf (txt2, "width %d", cc.width);
+ XDrawString (s->dpy, dest, gc,
+ x + sc*cc.width + 2,
+ y + sc*(descent + 10) + 10,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x + sc*cc.width, y - sc*(ascent - 10),
+ x + sc*cc.width, y + sc*(descent + 10));
+
/* lbearing, rbearing */
- XSetForeground (s->dpy, gc, green);
- XDrawLine (s->dpy, s->window, gc,
- x + cc.lbearing, y - ascent,
- x + cc.lbearing, y + descent);
- XDrawLine (s->dpy, s->window, gc,
- x + cc.rbearing, y - ascent,
- x + cc.rbearing, y + descent);
- XSetForeground (s->dpy, gc, WhitePixelOfScreen (s->xgwa.screen));
- XDrawString (s->dpy, s->window, gc, x, y, txt, strlen(txt));
+ XSetForeground (s->dpy, gc, green);
- y += (ascent + descent) * 2;
+ sprintf (txt2, "lbearing %d", cc.lbearing);
+ XDrawString (s->dpy, dest, gc, x + sc*cc.lbearing + 2,
+ y + sc * descent + 30,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x + sc*cc.lbearing, y - sc*ascent,
+ x + sc*cc.lbearing, y + sc*descent + 20);
+
+ sprintf (txt2, "rbearing %d", cc.rbearing);
+ XDrawString (s->dpy, dest, gc, x + sc*cc.rbearing + 2,
+ y + sc * descent + 40,
+ txt2, strlen(txt2));
+ XDrawLine (s->dpy, dest, gc,
+ x + sc*cc.rbearing, y - sc*ascent,
+ x + sc*cc.rbearing, y + sc*descent + 40);
+
+ y += sc * (ascent + descent) * 2;
}
+ if (dest != s->window)
+ XCopyArea (s->dpy, dest, s->window, s->bg_gc,
+ 0, 0, s->xgwa.width, s->xgwa.height, 0, 0);
+
XFreeGC (s->dpy, gc);
XFreeFont (s->dpy, font);
+ XFreeFont (s->dpy, font2);
return s->frame_delay;
}
+# endif /* DEBUG */
+
/* Render all the words to the screen, and run the animation one step.
Clear screen first, swap buffers after.
state *s = (state *) closure;
int i;
+# ifdef DEBUG
if (s->debug_metrics_p)
return fontglide_draw_metrics (closure);
+# endif /* DEBUG */
if (s->spawn_p)
more_sentences (s);
s->linger = 1;
s->trails_p = get_boolean_resource (dpy, "trails", "Trails");
+
+# ifdef DEBUG
s->debug_p = get_boolean_resource (dpy, "debug", "Debug");
s->debug_metrics_p = (get_boolean_resource (dpy, "debugMetrics", "Debug")
- ? 'y' : 0);
+ ? 199 : 0);
+ s->debug_scale = 6;
+# endif /* DEBUG */
s->dbuf = get_boolean_resource (dpy, "doubleBuffer", "Boolean");
s->dbuf = False;
# endif
+# ifdef DEBUG
+ if (s->debug_metrics_p) s->trails_p = False;
+# endif /* DEBUG */
+
if (s->trails_p) s->dbuf = False; /* don't need it in this case */
{
- char *ss = get_string_resource (dpy, "mode", "Mode");
+ const char *ss = get_string_resource (dpy, "mode", "Mode");
if (!ss || !*ss || !strcasecmp (ss, "random"))
s->mode = ((random() % 2) ? SCROLL : PAGE);
else if (!strcasecmp (ss, "scroll"))
s->sentences = (sentence **) calloc (s->nsentences, sizeof (sentence *));
s->spawn_p = True;
+ s->early_p = True;
+ s->start_time = time ((time_t *) 0);
s->tc = textclient_open (dpy);
return s;
static Bool
fontglide_event (Display *dpy, Window window, void *closure, XEvent *event)
{
+# ifdef DEBUG
state *s = (state *) closure;
if (! s->debug_metrics_p)
return False;
- else if (event->xany.type == ButtonPress)
- {
- s->debug_metrics_p++;
- if (s->debug_metrics_p > 255)
- s->debug_metrics_p = ' ';
- else if (s->debug_metrics_p > 127 &&
- s->debug_metrics_p < 159)
- s->debug_metrics_p = 160;
- return True;
- }
- else if (event->xany.type == KeyPress)
+ if (event->xany.type == KeyPress)
{
KeySym keysym;
char c = 0;
XLookupString (&event->xkey, &c, 1, &keysym, 0);
- if (c)
+ if (c == '\t')
+ s->debug_metrics_antialiasing_p ^= True;
+ else if (c == 3 || c == 27)
+ exit (0);
+ else if (c >= ' ')
s->debug_metrics_p = (unsigned char) c;
- return !!c;
+ else if (keysym == XK_Left || keysym == XK_Right)
+ {
+ s->debug_metrics_p += (keysym == XK_Left ? -1 : 1);
+ if (s->debug_metrics_p > 255)
+ s->debug_metrics_p = 1;
+ else if (s->debug_metrics_p <= 0)
+ s->debug_metrics_p = 255;
+ return True;
+ }
+ else if (keysym == XK_Up)
+ s->debug_scale++;
+ else if (keysym == XK_Down)
+ s->debug_scale = (s->debug_scale > 1 ? s->debug_scale-1 : 1);
+ else
+ return False;
+ return True;
}
- else
- return False;
+# endif /* DEBUG */
+
+ return False;
}
state *s = (state *) closure;
XGetWindowAttributes (s->dpy, s->window, &s->xgwa);
- if (s->dbuf && (s->ba))
+ if (s->dbuf && s->ba)
{
XFreePixmap (s->dpy, s->ba);
s->ba = XCreatePixmap (s->dpy, s->window,
"*speed: 1.0",
"*linger: 1.0",
"*trails: False",
+# ifdef DEBUG
"*debug: False",
"*debugMetrics: False",
+# endif /* DEBUG */
"*doubleBuffer: True",
-#ifdef HAVE_DOUBLE_BUFFER_EXTENSION
+# ifdef HAVE_DOUBLE_BUFFER_EXTENSION
"*useDBE: True",
"*useDBEClear: True",
-#endif /* HAVE_DOUBLE_BUFFER_EXTENSION */
+# endif /* HAVE_DOUBLE_BUFFER_EXTENSION */
0
};
{ "-no-trails", ".trails", XrmoptionNoArg, "False" },
{ "-db", ".doubleBuffer", XrmoptionNoArg, "True" },
{ "-no-db", ".doubleBuffer", XrmoptionNoArg, "False" },
+# ifdef DEBUG
{ "-debug", ".debug", XrmoptionNoArg, "True" },
{ "-debug-metrics", ".debugMetrics", XrmoptionNoArg, "True" },
+# endif /* DEBUG */
{ 0, 0, 0, 0 }
};