69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
#ifndef lint
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#ifdef sccs
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static char sccsid[] = "@(#)pw_traprop.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_traprop.c traprop scan routine for pixwins
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* built on top of pr_traprop
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* see pr_traprop.c for algorithmic details
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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/traprop.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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pw_traprop(pw, dx, dy, trap, op, spr, sx, sy)
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register struct pixwin *pw;
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register int dx, dy;
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struct pr_trap trap;
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int op;
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struct pixrect *spr;
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int sx, sy;
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{
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register struct pixwin_prlist *prl;
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struct rect rdest;
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/* Translate dx, dy */
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dx = PW_X_OFFSET(pw, dx);
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dy = PW_Y_OFFSET(pw, dy);
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/* Do std setup */
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PW_SETUP(pw, rdest, DoDraw, 0, 0, pw->pw_pixrect->pr_width,
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pw->pw_pixrect->pr_height);
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/*
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* See if user wants to bypass clipping.
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*/
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if (op & PIX_DONTCLIP) {
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(void)pr_traprop(pw->pw_clipdata->pwcd_prmulti, dx,dy, trap, op, spr, sx,sy);
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} else
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for (prl = pw->pw_clipdata->pwcd_prl;prl;prl = prl->prl_next) {
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(void)pr_traprop(prl->prl_pixrect, dx-prl->prl_x, dy-prl->prl_y,
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trap, op, spr, sx, sy);
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}
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/*
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* Unlock screen
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*/
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(void)pw_unlock(pw);
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/*
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* Write to retained pixrect if have one.
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*/
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DoDraw:
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if (pw->pw_prretained) {
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(void)pr_traprop(pw->pw_prretained, PW_RETAIN_X_OFFSET(pw, dx),
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PW_RETAIN_Y_OFFSET(pw, dy), trap, op, spr, sx, sy);
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}
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return;
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}
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