/*
- * fliptext, Copyright (c) 2005-2011 Jamie Zawinski <jwz@jwz.org>
+ * fliptext, Copyright (c) 2005-2015 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 */
-/* Utopia 800 needs 64 512x512 textures (4096x4096 bitmap).
- Utopia 720 needs 16 512x512 textures (2048x2048 bitmap).
- Utopia 480 needs 16 512x512 textures (2048x2048 bitmap).
- Utopia 400 needs 4 512x512 textures (1024x1024 bitmap).
- Utopia 180 needs 1 512x512 texture.
- Times 240 needs 1 512x512 texture.
- */
-#define DEF_FONT "-*-utopia-bold-r-normal-*-*-720-*-*-*-*-iso8859-1"
+#define DEF_FONT "-*-utopia-bold-r-normal-*-*-720-*-*-*-*-*-*"
#define DEF_COLOR "#00CCFF"
#define DEFAULTS "*delay: 10000 \n" \
"*showFPS: False \n" \
"*wireframe: False \n" \
"*usePty: False \n" \
+ "*texFontCacheSize: 60 \n" \
"*font: " DEF_FONT "\n" \
".foreground: " DEF_COLOR "\n" \
+ "*program: xscreensaver-text --cols 0" /* don't wrap */
# define refresh_fliptext 0
+# define release_fliptext 0
# define fliptext_handle_event 0
#undef countof
#define countof(x) (sizeof((x))/sizeof((*x)))
# endif
-#define DEF_PROGRAM "xscreensaver-text --cols 0" /* don't wrap */
#define DEF_LINES "8"
#define DEF_FONT_SIZE "20"
#define DEF_COLUMNS "80"
texture_font_data *texfont;
text_data *tc;
+ int alignment;
+
char *buf;
int buf_size;
int buf_tail;
static fliptext_configuration *scs = NULL;
-static char *program;
static int max_lines, min_lines;
static float font_size;
static int target_columns;
static char *alignment_str;
-static int alignment, alignment_random_p;
+static int alignment_random_p;
static GLfloat speed;
static XrmOptionDescRec opts[] = {
- {"-program", ".program", XrmoptionSepArg, 0 },
{"-lines", ".lines", XrmoptionSepArg, 0 },
{"-size", ".fontSize", XrmoptionSepArg, 0 },
{"-columns", ".columns", XrmoptionSepArg, 0 },
};
static argtype vars[] = {
- {&program, "program", "Program", DEF_PROGRAM, t_String},
{&max_lines, "lines", "Integer", DEF_LINES, t_Int},
{&font_size, "fontSize", "Float", DEF_FONT_SIZE, t_Float},
{&target_columns, "columns", "Integer", DEF_COLUMNS, t_Int},
static int
char_width (fliptext_configuration *sc, char c)
{
+ XCharStruct e;
char s[2];
s[0] = c;
s[1] = 0;
- return texture_string_width (sc->texfont, s, 0);
+ texture_string_metrics (sc->texfont, s, &e, 0, 0);
+ return e.width;
}
*/
while (target > 0)
{
- char c = textclient_getc (sc->tc);
+ int c = textclient_getc (sc->tc);
if (c <= 0)
break;
- sc->buf[sc->buf_tail++] = c;
+ sc->buf[sc->buf_tail++] = (char) c;
sc->buf[sc->buf_tail] = 0;
target--;
if (c == '\r' || c == '\n')
{
char *t = result;
char *ut = untabify (t);
- strip (ut, (alignment == 0), 1); /* if centering, strip
- leading whitespace too */
+ strip (ut, (sc->alignment == 0), 1); /* if centering, strip
+ leading whitespace too */
result = ut;
free (t);
}
static line *
make_line (fliptext_configuration *sc, Bool skip_blanks_p)
{
+ XCharStruct e;
line *ln;
char *s;
ln = (line *) calloc (1, sizeof(*ln));
ln->text = s;
ln->state = NEW;
- ln->width = sc->font_scale * texture_string_width (sc->texfont, s, 0);
+ texture_string_metrics (sc->texfont, s, &e, 0, 0);
+ ln->width = sc->font_scale * e.width;
ln->height = sc->font_scale * sc->line_height;
memcpy (ln->color, sc->color, sizeof(ln->color));
glRotatef (line->cth, 0, 1, 0);
- if (alignment == 1)
+ if (sc->alignment == 1)
glTranslatef (-line->width, 0, 0);
- else if (alignment == 0)
+ else if (sc->alignment == 0)
glTranslatef (-line->width/2, 0, 0);
glScalef (sc->font_scale, sc->font_scale, sc->font_scale);
glColor3f (0.4, 0.4, 0.4);
while (*s)
{
+ XCharStruct e;
*c = *s++;
- w = texture_string_width (sc->texfont, c, &h);
+ texture_string_metrics (sc->texfont, c, &e, 0, 0);
+ w = e.width;
+ h = e.ascent + e.descent;
glBegin (GL_LINE_LOOP);
glVertex3f (0, 0, 0);
glVertex3f (w, 0, 0);
maxh = maxy - miny;
if (alignment_random_p)
- alignment = (random() % 3) - 1;
+ sc->alignment = (random() % 3) - 1;
- if (alignment == -1) maxx -= maxw;
- else if (alignment == 1) minx += maxw;
- else minx += maxw/2, maxx -= maxw/2;
+ if (sc->alignment == -1) maxx -= maxw;
+ else if (sc->alignment == 1) minx += maxw;
+ else minx += maxw/2, maxx -= maxw/2;
miny += maxh/2;
maxy -= maxh/2;
}
+static void free_fliptext (ModeInfo *mi);
+
+
ENTRYPOINT void
init_fliptext (ModeInfo *mi)
{
fliptext_configuration *sc;
- if (!scs) {
- scs = (fliptext_configuration *)
- calloc (MI_NUM_SCREENS(mi), sizeof (fliptext_configuration));
- if (!scs) {
- fprintf(stderr, "%s: out of memory\n", progname);
- exit(1);
- }
-
- sc = &scs[MI_SCREEN(mi)];
- sc->lines = (line **) calloc (max_lines+1, sizeof(char *));
- }
+ MI_INIT(mi, scs, free_fliptext);
sc = &scs[MI_SCREEN(mi)];
+ sc->lines = (line **) calloc (max_lines+1, sizeof(char *));
+
sc->dpy = MI_DISPLAY(mi);
if ((sc->glx_context = init_GL(mi)) != NULL) {
clear_gl_error(); /* WTF? sometimes "invalid op" from glViewport! */
}
- program = get_string_resource (mi->dpy, "program", "Program");
-
{
- int cw, lh;
+ XCharStruct e;
+ int cw, lh, ascent, descent;
sc->texfont = load_texture_font (MI_DISPLAY(mi), "font");
check_gl_error ("loading font");
- cw = texture_string_width (sc->texfont, "n", &lh);
+ texture_string_metrics (sc->texfont, "n", &e, &ascent, &descent);
+ cw = e.width;
+ lh = ascent + descent;
sc->char_width = cw;
sc->line_height = lh;
}
alignment_random_p = False;
if (!alignment_str || !*alignment_str ||
!strcasecmp(alignment_str, "left"))
- alignment = -1;
+ sc->alignment = -1;
else if (!strcasecmp(alignment_str, "center") ||
!strcasecmp(alignment_str, "middle"))
- alignment = 0;
+ sc->alignment = 0;
else if (!strcasecmp(alignment_str, "right"))
- alignment = 1;
+ sc->alignment = 1;
else if (!strcasecmp(alignment_str, "random"))
- alignment = -1, alignment_random_p = True;
+ sc->alignment = -1, alignment_random_p = True;
else
{
glXSwapBuffers(dpy, window);
}
-ENTRYPOINT void
-release_fliptext (ModeInfo *mi)
+static void
+free_fliptext (ModeInfo *mi)
{
- if (scs) {
- int screen;
- for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++) {
- fliptext_configuration *sc = &scs[screen];
- if (sc->tc)
- textclient_close (sc->tc);
-
- /* #### there's more to free here */
- }
- free (scs);
- scs = 0;
- }
- FreeAllGL(mi);
+ fliptext_configuration *sc = &scs[MI_SCREEN(mi)];
+ if (sc->tc)
+ textclient_close (sc->tc);
+ free(sc->lines);
+
+ /* #### there's more to free here */
}
XSCREENSAVER_MODULE ("FlipText", fliptext)