void KCtree::sampleCtr(KMpoint c) // sample a point
{
initBasicGlobals(dim, n_pts, pts); // initialize globals
// TODO: bb_save check is just for debugging.
KMorthRect bb_save(dim, bnd_box); // save bounding box
root->sampleCtr(c, bnd_box); // start at root
for (int i = 0; i < dim; i++) { // check that bnd_box unchanged
assert(bb_save.lo[i] == bnd_box.lo[i] &&
bb_save.hi[i] == bnd_box.hi[i]);
}
}
WORD fm_alert(WORD defbut, LONG palstr)
{
register WORD i;
WORD inm, nummsg, mlenmsg, numbut, mlenbut, image;
LONG tree;
GRECT d, t;
OBJECT *obj;
/* init tree pointer */
tree = (LONG) rs_trees[DIALERT];
gsx_mfset(ad_armice);
fm_parse(tree, palstr, &inm, &nummsg, &mlenmsg, &numbut, &mlenbut);
fm_build(tree, (inm != 0), nummsg, mlenmsg, numbut, mlenbut);
if (defbut)
{
obj = ((OBJECT *)tree) + BUTOFF + defbut - 1;
obj->ob_flags |= DEFAULT;
}
obj = ((OBJECT *)tree) + 1;
if (inm != 0)
{
switch(inm) {
case 1:
image = NOTEBB;
break;
case 2:
image = QUESTBB;
break;
default:
image = STOPBB;
break;
}
obj->ob_spec = (LONG) &rs_bitblk[image];
}
/* convert to pixels */
for(i=0; i<NUM_ALOBJS; i++)
rs_obfix(tree, i);
/* fix up icon, 32x32 */
obj->ob_type = G_IMAGE;
obj->ob_width = obj->ob_height = 32;
/* center tree on screen*/
ob_center(tree, &d);
/* Fix 2003-09-25: Limit drawing to the screen! */
rc_intersect(&gl_rscreen, &d);
/* save screen under- */
/* neath the alert */
wm_update(TRUE);
gsx_gclip(&t);
bb_save(&d);
/* draw the alert */
gsx_sclip(&d);
ob_draw(tree, ROOT, MAX_DEPTH);
/* turn on the mouse */
ct_mouse(TRUE);
/* let user pick button */
i = fm_do(tree, 0);
/* turn off mouse if necessary */
ct_mouse(FALSE);
/* restore saved screen */
gsx_sclip(&d);
bb_restore(&d);
gsx_sclip(&t);
wm_update(FALSE);
/* return selection */
return( i - BUTOFF + 1 );
}
