"*ncolors: 200 \n" \
"*useSHM: True \n" \
"*fpsSolid: true \n" \
+ "*ignoreRotation: True \n" \
# define SMOOTH_COLORS
# define WRITABLE_COLORS
-# define reshape_swirl 0
-# define swirl_handle_event 0
# include "xlockmore.h" /* from the xscreensaver distribution */
# ifdef HAVE_XSHM_EXTENSION
# include "xshm.h"
if (swirl->drawing) {
#ifdef STANDALONE
if (mi->writable_p)
- rotate_colors(MI_DISPLAY(mi), MI_COLORMAP(mi),
+ rotate_colors(mi->xgwa.screen, MI_COLORMAP(mi),
swirl->rgb_values, swirl->colours, 1);
#else /* !STANDALONE */
- /* rotate the colours */
- install_map(MI_DISPLAY(mi), swirl, swirl->dshift);
+ /* rotate the colours */
+ install_map(MI_DISPLAY(mi), swirl, swirl->dshift);
#endif /* !STANDALONE */
- /* draw a batch of points */
- swirl->batch_todo = BATCH_DRAW;
- while ((swirl->batch_todo > 0) && swirl->drawing) {
- /* draw a point */
- draw_point(mi, swirl);
+ /* draw a batch of points */
+ swirl->batch_todo = BATCH_DRAW;
+ while ((swirl->batch_todo > 0) && swirl->drawing) {
+ /* draw a point */
+ draw_point(mi, swirl);
- /* move to the next point */
- next_point(swirl);
+ /* move to the next point */
+ next_point(swirl);
- /* done a point */
- swirl->batch_todo--;
- }
+ /* done a point */
+ swirl->batch_todo--;
+ }
} else {
#ifdef STANDALONE
if (mi->writable_p)
- rotate_colors(MI_DISPLAY(mi), MI_COLORMAP(mi),
+ rotate_colors(mi->xgwa.screen, MI_COLORMAP(mi),
swirl->rgb_values, swirl->colours, 1);
#else /* !STANDALONE */
- /* rotate the colours */
- install_map(MI_DISPLAY(mi), swirl, swirl->shift);
+ /* rotate the colours */
+ install_map(MI_DISPLAY(mi), swirl, swirl->shift);
#endif /* !STANDALONE */
- /* time for a higher resolution? */
- if (swirl->resolution > swirl->max_resolution) {
- /* move to higher resolution */
- swirl->resolution--;
-
- /* calculate the pixel step for this resulution */
- swirl->r = (1 << (swirl->resolution - 1));
-
- /* start drawing again */
- swirl->drawing = True;
-
- /* start in the middle of the screen */
- swirl->x = (swirl->width - swirl->r) / 2;
- swirl->y = (swirl->height - swirl->r) / 2;
-
- /* initialise spiral drawing parameters */
- swirl->direction = DRAW_RIGHT;
- swirl->dir_todo = 1;
- swirl->dir_done = 0;
- } else {
- /* all done, decide when to restart */
- if (swirl->start_again == -1) {
- /* start the counter */
- swirl->start_again = RESTART;
- } else if (swirl->start_again == 0) {
- /* reset the counter */
- swirl->start_again = -1;
+ /* time for a higher resolution? */
+ if (swirl->resolution > swirl->max_resolution) {
+ /* move to higher resolution */
+ swirl->resolution--;
+
+ /* calculate the pixel step for this resulution */
+ swirl->r = (1 << (swirl->resolution - 1));
+
+ /* start drawing again */
+ swirl->drawing = True;
+
+ /* start in the middle of the screen */
+ swirl->x = (swirl->width - swirl->r) / 2;
+ swirl->y = (swirl->height - swirl->r) / 2;
+
+ /* initialise spiral drawing parameters */
+ swirl->direction = DRAW_RIGHT;
+ swirl->dir_todo = 1;
+ swirl->dir_done = 0;
+ } else {
+ /* all done, decide when to restart */
+ if (swirl->start_again == -1) {
+ /* start the counter */
+ swirl->start_again = RESTART;
+ } else if (swirl->start_again == 0) {
+ /* reset the counter */
+ swirl->start_again = -1;
#ifdef STANDALONE
- /* Pick a new colormap! */
- XClearWindow (MI_DISPLAY(mi), MI_WINDOW(mi));
- free_colors (MI_DISPLAY(mi), MI_COLORMAP(mi),
- mi->colors, mi->npixels);
- make_smooth_colormap (MI_DISPLAY(mi),
- MI_VISUAL(mi),
- MI_COLORMAP(mi),
- mi->colors, &mi->npixels, True,
- &mi->writable_p, True);
- swirl->colours = mi->npixels;
+ /* Pick a new colormap! */
+ XClearWindow (MI_DISPLAY(mi), MI_WINDOW(mi));
+ free_colors (mi->xgwa.screen, MI_COLORMAP(mi),
+ mi->colors, mi->npixels);
+ make_smooth_colormap (mi->xgwa.screen, MI_VISUAL(mi),
+ MI_COLORMAP(mi),
+ mi->colors, &mi->npixels, True,
+ &mi->writable_p, True);
+ swirl->colours = mi->npixels;
#endif /* STANDALONE */
- /* start again */
- init_swirl(mi);
- } else
- /* decrement the counter */
- swirl->start_again--;
- }
+ /* start again */
+ init_swirl(mi);
+ } else
+ /* decrement the counter */
+ swirl->start_again--;
+ }
}
}
}
+ENTRYPOINT void
+reshape_swirl(ModeInfo * mi, int width, int height)
+{
+ XClearWindow (MI_DISPLAY (mi), MI_WINDOW(mi));
+ init_swirl (mi);
+}
+
/****************************************************************/
ENTRYPOINT void
}
}
+ENTRYPOINT Bool
+swirl_handle_event (ModeInfo *mi, XEvent *event)
+{
+ if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
+ {
+ reshape_swirl (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
+ return True;
+ }
+ return False;
+}
+
XSCREENSAVER_MODULE ("Swirl", swirl)