Files
Arquivotheca.SunOS-4.1.4/usr.lib/libsunwindow/pw/pw_batchrop.c
seta75D ff309bfe1c Init
2021-10-11 18:37:13 -03:00

77 lines
1.9 KiB
C

#ifndef lint
#ifdef sccs
static char sccsid[] = "@(#)pw_batchrop.c 1.1 94/10/31 Copyr 1985 Sun Micro";
#endif
#endif
/*
* Copyright (c) 1985 by Sun Microsystems, Inc.
*/
/*
* Pw_batchrop.c
*/
#include <sys/types.h>
#include <pixrect/pixrect.h>
#include <pixrect/pixfont.h>
#include <sunwindow/rect.h>
#include <sunwindow/rectlist.h>
#include <sunwindow/cms.h>
#include <sunwindow/pixwin.h>
#include <sunwindow/pw_util.h>
pwo_batchrop(pw, xbasew, ybasew, op, items, n)
register struct pixwin *pw;
int op, xbasew, ybasew;
struct pr_prpos items[];
int n;
{
struct rect rdest;
register struct pixwin_prlist *prl;
register struct pr_prpos *item;
register int i, dx, dy, x_right, x_left;
int y_top, y_bottom;
if (n == 0)
return;
/* Initialize bounding box finders */
dx = x_left = x_right = xbasew;
dy = y_top = y_bottom = ybasew;
item = items;
for (i = 0; i < n; i++) {
/* Update advances */
dx += item->pos.x;
dy += item->pos.y;
/* Find bounding box of operation */
x_right = (x_right < dx + item->pr->pr_width)?
dx + item->pr->pr_width: x_right;
y_bottom = (y_bottom < dy + item->pr->pr_height)?
dy + item->pr->pr_height: y_bottom;
x_left = (x_left > dx)? dx: x_left;
y_top = (y_top > dy)? dy: y_top;
/* Go to next item */
item++;
}
PW_SETUP(pw, rdest, DoDraw, x_left, y_top, x_right - x_left,
y_bottom - y_top);
if (op & PIX_DONTCLIP) {
(void)pr_batchrop(pw->pw_clipdata->pwcd_prmulti,
xbasew, ybasew, op, items, n);
goto TryRetained;
}
for (prl = pw->pw_clipdata->pwcd_prl;prl;prl = prl->prl_next) {
(void)pr_batchrop(prl->prl_pixrect,
xbasew-prl->prl_x, ybasew-prl->prl_y,
op&(~PIX_DONTCLIP), items, n);
}
TryRetained:
(void)pw_unlock(pw);
DoDraw:
if (pw->pw_prretained) {
(void)pr_batchrop(pw->pw_prretained, PW_RETAIN_X_OFFSET(pw, xbasew),
PW_RETAIN_Y_OFFSET(pw, ybasew), op, items, n);
}
return;
}