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add 'corner snapping' resistance

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This commit is contained in:
Dana Jansens 2003-03-25 21:14:35 +00:00
parent c9a35f0b81
commit e8a81e5a05
1 changed files with 27 additions and 9 deletions
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36
plugins/resistance.c
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@ -34,7 +34,7 @@ static void resist(Client *c, int *x, int *y)
int al, at, ar, ab; /* screen area edges */
int cl, ct, cr, cb; /* current edges */
int w, h; /* current size */
gboolean snapx = FALSE, snapy = FALSE;
Client *snapx = NULL, *snapy = NULL;
ConfigValue resist, window_resist;
if (!config_get("resistance", Config_Integer, &resist) ||
@ -77,14 +77,32 @@ static void resist(Client *c, int *x, int *y)
window edge available, without going all the way from
bottom-to-top in the stacking list
*/
if (!snapx && cl >= tr && l < tr && l >= tr - resist.integer)
*x = tr, snapx = TRUE;
else if (!snapx && cr <= tl && r > tl && r <= tl + resist.integer)
*x = tl - w + 1, snapx = TRUE;
else if (!snapy && ct >= tb && t < tb && t >= tb - resist.integer)
*y = tb, snapy = TRUE;
else if (!snapy && cb <= tt && b > tt && b <= tt + resist.integer)
*y = tt - h + 1, snapy = TRUE;
if (snapx == NULL) {
if (cl >= tr && l < tr && l >= tr - resist.integer)
*x = tr, snapx = target;
else if (cr <= tl && r > tl && r <= tl + resist.integer)
*x = tl - w + 1, snapx = target;
if (snapx != NULL) {
/* try to corner snap to the window */
if (ct > tt && t <= tt && t > tt - resist.integer)
*y = tt + 1, snapy = target;
else if (cb < tb && b >= tb && b < tb + resist.integer)
*y = tb - h, snapy = target;
}
}
if (snapy == NULL) {
if (ct >= tb && t < tb && t >= tb - resist.integer)
*y = tb, snapy = target;
else if (!cb <= tt && b > tt && b <= tt + resist.integer)
*y = tt - h + 1, snapy = target;
if (snapy != NULL) {
/* try to corner snap to the window */
if (cl > tl && l <= tl && l > tl - resist.integer)
*x = tl + 1, snapx = target;
else if (cr < tr && r >= tr && r < tr + resist.integer)
*x = tr - w, snapx = target;
}
}
if (snapx && snapy) break;
}