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