http://slackware.bholcomb.com/slackware/slackware-11.0/source/xap/xscreensaver/xscree...

[xscreensaver] / hacks / ant.c

diff --git a/hacks/ant.c b/hacks/ant.c
index bb0d3eba3c6a6e1df3bdf3b93c8513c67eaf903f..bc18bb29cfe357011a997cff4f0e00fe056c9f9f 100644 (file)
--- a/hacks/ant.c
+++ b/hacks/ant.c
@@ -52,22 +52,23 @@ static const char sccsid[] = "@(#)ant.c     5.00 2000/11/01 xlockmore";
   Neighbors 6 and neighbors 3 produce the same Turk ants.
 */
 
+#ifndef HAVE_COCOA
+# define DO_STIPPLE
+#endif
+
 #ifdef STANDALONE
-#define MODE_ant
-#define PROGCLASS "Ant"
-#define HACK_INIT init_ant
-#define HACK_DRAW draw_ant
-#define ant_opts xlockmore_opts
-#define DEFAULTS "*delay: 1000 \n" \
- "*count: -3 \n" \
- "*cycles: 40000 \n" \
- "*size: -12 \n" \
- "*ncolors: 64 \n" \
-
-#include "xlockmore.h"         /* in xscreensaver distribution */
-#include "erase.h"
+# define MODE_ant
+# define DEFAULTS      "*delay:   1000  \n" \
+                                       "*count:   -3    \n" \
+                                       "*cycles:  40000 \n" \
+                                       "*size:    -12   \n" \
+                                       "*ncolors: 64    \n"
+# define reshape_ant 0
+# define ant_handle_event 0
+# include "xlockmore.h"                /* in xscreensaver distribution */
+# include "erase.h"
 #else /* STANDALONE */
-#include "xlock.h"             /* in xlockmore distribution */
+# include "xlock.h"            /* in xlockmore distribution */
 #endif /* STANDALONE */
 #include "automata.h"
 
@@ -112,7 +113,7 @@ static OptionStruct desc[] =
        {"-/+sharpturn", "turn on/off sharp turns (6, 8 or 12 neighbors only)"}
 };
 
-ModeSpecOpt ant_opts =
+ENTRYPOINT ModeSpecOpt ant_opts =
 {sizeof opts / sizeof opts[0], opts, sizeof vars / sizeof vars[0], vars, desc};
 
 #ifdef USE_MODULES
@@ -178,6 +179,9 @@ typedef struct {
                XPoint      hexagon[7];         /* Need more than 6 for truchet */
                XPoint      triangle[2][4];     /* Need more than 3 for truchet */
        } shape;
+#ifdef STANDALONE
+  eraser_state *eraser;
+#endif
 } antfarmstruct;
 
 static char plots[] =
@@ -644,11 +648,16 @@ drawcell(ModeInfo * mi, int col, int row, unsigned char color)
        } else {
                XGCValues   gcv;
 
-               gcv.stipple = ap->pixmaps[color - 1];
+#ifdef DO_STIPPLE
+          gcv.stipple = ap->pixmaps[color - 1];
+#endif /* DO_STIPPLE */
                gcv.foreground = MI_WHITE_PIXEL(mi);
                gcv.background = MI_BLACK_PIXEL(mi);
                XChangeGC(MI_DISPLAY(mi), ap->stippledGC,
-                         GCStipple | GCForeground | GCBackground, &gcv);
+#ifdef DO_STIPPLE
+                         GCStipple |
+#endif /* DO_STIPPLE */
+                          GCForeground | GCBackground, &gcv);
                gc = ap->stippledGC;
        }
        fillcell(mi, gc, col, row);
@@ -993,11 +1002,10 @@ free_ant(Display *display, antfarmstruct *ap)
        }
 }
 
-void
+ENTRYPOINT void
 init_ant(ModeInfo * mi)
 {
        Display    *display = MI_DISPLAY(mi);
-       Window      window = MI_WINDOW(mi);
        int         size = MI_SIZE(mi);
        antfarmstruct *ap;
        int         col, row, dir;
@@ -1011,12 +1019,15 @@ init_ant(ModeInfo * mi)
        ap = &antfarms[MI_SCREEN(mi)];
 
        ap->redrawing = 0;
+#ifdef DO_STIPPLE
        if (MI_NPIXELS(mi) <= 2) {
-               if (ap->stippledGC == None) {
+          Window      window = MI_WINDOW(mi);
+          if (ap->stippledGC == None) {
                        XGCValues   gcv;
 
                        gcv.fill_style = FillOpaqueStippled;
-                       if ((ap->stippledGC = XCreateGC(display, window, GCFillStyle,
+                       if ((ap->stippledGC = XCreateGC(display, window,
+                                                        GCFillStyle,
                                        &gcv)) == None) {
                                free_ant(display, ap);
                                return;
@@ -1028,6 +1039,7 @@ init_ant(ModeInfo * mi)
                        }
                }
        }
+#endif /* DO_STIPPLE */
        ap->generation = 0;
        ap->n = MI_COUNT(mi);
        if (ap->n < -MINANTS) {
@@ -1216,7 +1228,7 @@ init_ant(ModeInfo * mi)
        draw_anant(mi, dir, col, row);
 }
 
-void
+ENTRYPOINT void
 draw_ant(ModeInfo * mi)
 {
        antstruct  *anant;
@@ -1232,6 +1244,13 @@ draw_ant(ModeInfo * mi)
        if (ap->ants == NULL)
                return;
 
+#ifdef STANDALONE
+    if (ap->eraser) {
+      ap->eraser = erase_window (MI_DISPLAY(mi), MI_WINDOW(mi), ap->eraser);
+      return;
+    }
+#endif
+
        MI_IS_DRAWN(mi) = True;
        ap->painted = True;
        for (i = 0; i < ap->n; i++) {
@@ -1293,7 +1312,7 @@ draw_ant(ModeInfo * mi)
        }
        if (++ap->generation > MI_CYCLES(mi)) {
 #ifdef STANDALONE
-         erase_full_window(MI_DISPLAY(mi), MI_WINDOW(mi));
+      ap->eraser = erase_window (MI_DISPLAY(mi), MI_WINDOW(mi), ap->eraser);
 #endif
                init_ant(mi);
        }
@@ -1316,7 +1335,7 @@ draw_ant(ModeInfo * mi)
        }
 }
 
-void
+ENTRYPOINT void
 release_ant(ModeInfo * mi)
 {
        if (antfarms != NULL) {
@@ -1329,7 +1348,7 @@ release_ant(ModeInfo * mi)
        }
 }
 
-void
+ENTRYPOINT void
 refresh_ant(ModeInfo * mi)
 {
        antfarmstruct *ap;
@@ -1345,4 +1364,6 @@ refresh_ant(ModeInfo * mi)
        }
 }
 
+XSCREENSAVER_MODULE ("Ant", ant)
+
 #endif /* MODE_ant */