links/gpm-1.20.0-smooth-cursor.patch
2021-08-28 18:37:32 +03:00

84 lines
3.3 KiB
Diff

--- src/gpm.c_ Sat Jun 8 14:14:19 2002
+++ src/gpm.c Sat Jun 8 14:51:18 2002
@@ -106,6 +106,11 @@
static int mouse_argc[3]; /* 0 for default (unused) and two mice */
static char **mouse_argv[3]; /* 0 for default (unused) and two mice */
+/* pixel-level mouse delta. Should be in event, but I don't want to break interface */
+static int smooth_dx, smooth_dy;
+
+static int number_of_smooth_clients = 0;
+
/*===================================================================*/
/*
* first, all the stuff that used to be in gpn.c (i.e., not main-loop)
@@ -317,7 +322,15 @@
/* WARNING */ /* This can generate a SIGPIPE... I'd better catch it */
MAGIC_P((write(fd,&magic, sizeof(int))));
- write(fd,event, sizeof(Gpm_Event));
+ if (info.eventMask & info.defaultMask & GPM_SMOOTH && !m_type->absolute) {
+ Gpm_Event new = *event;
+ new.dx = smooth_dx;
+ new.dy = smooth_dy;
+ new.type |= GPM_SMOOTH;
+ write(fd,&new, sizeof(Gpm_Event));
+ } else {
+ write(fd,event, sizeof(Gpm_Event));
+ }
return info.defaultMask & GPM_HARD ? res : 1; /* HARD forces pass-on */
@@ -503,6 +516,7 @@
/* use fine delta values now, if delta is the information */
if (!(m_type)->absolute) {
+ smooth_dx=event->dx; smooth_dy=event->dy;
fine_dx+=event->dx; fine_dy+=event->dy;
event->dx=fine_dx/opt_scale; event->dy=fine_dy/opt_scaley;
fine_dx %= opt_scale; fine_dy %= opt_scaley;
@@ -511,7 +525,7 @@
/* up and down, up and down, ... who does a do..while(0) loop ???
and then makes a break into it... argh ! */
- if (!event->dx && !event->dy && (event->buttons==oldB))
+ if (!event->dx && !event->dy && (event->buttons==oldB) && !number_of_smooth_clients)
do { /* so to break */
static long awaketime;
/*
@@ -680,6 +694,7 @@
FD_CLR(ci->fd,&readySet);
if (cinfo[vc]->fd == ci->fd) { /* it was on top of the stack */
cinfoPtr = cinfo[vc];
+ if (cinfoPtr->data.eventMask & cinfoPtr->data.defaultMask & GPM_SMOOTH) number_of_smooth_clients--;
cinfo[vc]=cinfo[vc]->next; /* pop the stack */
free(cinfoPtr);
return -1;
@@ -850,6 +865,8 @@
}
free(tty); /* at least here it's not needed anymore */
}
+
+ if (info->data.eventMask & info->data.defaultMask & GPM_SMOOTH) number_of_smooth_clients++;
/* register the connection information in the right place */
info->next=next=cinfo[vc];
--- src/headers/gpm.h_ Sat Jun 8 13:20:25 2002
+++ src/headers/gpm.h Sat Jun 8 14:52:35 2002
@@ -102,8 +102,15 @@
used event to pass over to another handler */
GPM_ENTER=512, /* enter event, user in Roi's */
- GPM_LEAVE=1024 /* leave event, used in Roi's */
+ GPM_LEAVE=1024, /* leave event, used in Roi's */
+
+ GPM_SMOOTH=2048, /* if application want to receive smooth movement,
+ it sets GPM_SMOOTH in both eventMask and defaultMask.
+ In returned event, type GPM_SMOOTH signals that dx and dy
+ are smooth */
};
+
+#define GPM_HAVE_SMOOTH /* so that apps can #ifdef for old/new version */
#define Gpm_StrictSingle(type) (((type)&GPM_SINGLE) && !((type)&GPM_MFLAG))
#define Gpm_AnySingle(type) ((type)&GPM_SINGLE)