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Annotation of 43BSDTahoe/new/X/libis/copy.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  *     $Source: /u1/X/libis/RCS/copy.c,v $
                      3:  *     $Header: copy.c,v 1.1 86/11/17 14:33:18 swick Rel $
                      4:  */
                      5: 
                      6: #ifndef lint
                      7: static char *rcsid_copy_c = "$Header: copy.c,v 1.1 86/11/17 14:33:18 swick Rel $";
                      8: #endif lint
                      9: 
                     10: #include "is-copyright.h"
                     11: 
                     12: /*     copy.c          Copy one section of the framebuffer to another
                     13:  *
                     14:  *     CopyArea        Copies a section of the framebuffer
                     15:  *
                     16:  *     Copyright (c) 1986, Integrated Solutions, Inc.
                     17:  */
                     18: 
                     19: #include "Xis.h"
                     20: 
                     21: CopyArea(srcx, srcy, width, height, dstx, dsty, clips, clipcount, func, zmask)
                     22: register int   srcx, srcy;
                     23: int            width, height;
                     24: register int   dstx, dsty;
                     25: register CLIP  *clips;
                     26: register int   clipcount;
                     27: int            func;
                     28: int            zmask;
                     29: {
                     30:     CLIP dbounds;
                     31: 
                     32: #ifdef DEBUG
                     33: if (debug & D_CopyArea)
                     34:     printf("CopyArea(srcx=%d, srcy=%d, width=%d, height=%d, dstx=%d, dsty=%d, clips=0x%x, clipcount=%d, func=%d, zmask=0x%04x)\n",
                     35:        srcx, srcy, width, height, dstx, dsty, clips, clipcount, func, zmask);
                     36: #endif DEBUG
                     37: 
                     38:     dbounds.top = dsty;
                     39:     dbounds.left = dstx;
                     40:     dbounds.width = width;
                     41:     dbounds.height = height;
                     42: 
                     43:     for ( ; clipcount; clipcount--, ++clips) {
                     44:        if (Overlap(clips[0], dbounds)) {
                     45:            CLIP i, sbounds;
                     46:            i = Intersection(clips[0], dbounds);
                     47:            CheckCursor(i);
                     48:            sbounds.left = (i.left - dstx) + srcx;
                     49:            sbounds.top = (i.top - dsty) + srcy;
                     50:            sbounds.width = i.width;
                     51:            sbounds.height = i.height;
                     52:            CheckCursor(sbounds);
                     53:            GIP_RasterOp((unsigned char)func,
                     54:                &ScreenPixmap, sbounds.left, sbounds.top,
                     55:                &ScreenPixmap, i.left, i.top,
                     56:                (BITMAP *)NULL, 0, 0,
                     57:                i.width, i.height, zmask);
                     58:        }
                     59: 
                     60:     }
                     61:     RestoreCursor();
                     62: }

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