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Annotation of researchv9/X11/src/X.V11R1/lib/X/XCopyGC.c, revision 1.1.1.1

1.1       root        1: #include "copyright.h"
                      2: 
                      3: /* $Header: XCopyGC.c,v 11.8 87/09/11 08:02:20 toddb Exp $ */
                      4: /* Copyright    Massachusetts Institute of Technology    1986  */
                      5: 
                      6: #include "Xlibint.h"
                      7: 
                      8: XCopyGC (dpy, srcGC, mask, destGC)
                      9:      register Display *dpy;
                     10:      unsigned long mask;               /* which ones to set initially */
                     11:      GC srcGC, destGC;
                     12: {
                     13:     register XGCValues *destgv = &destGC->values,
                     14:                       *srcgv = &srcGC->values;
                     15:     register xCopyGCReq *req;
                     16:     register _XExtension *ext;
                     17: 
                     18:     LockDisplay(dpy);
                     19: 
                     20:     /* preserve GC dirty bits in copy */
                     21:     destGC->dirty |= srcGC->dirty & mask;
                     22: 
                     23:     GetReq(CopyGC, req);
                     24:     req->srcGC = srcGC->gid;
                     25:     req->dstGC = destGC->gid;
                     26:     req->mask = mask;
                     27: 
                     28:     if (mask & GCFunction)
                     29:        destgv->function = srcgv->function;
                     30:        
                     31:     if (mask & GCPlaneMask)
                     32:         destgv->plane_mask = srcgv->plane_mask;
                     33: 
                     34:     if (mask & GCForeground)
                     35:         destgv->foreground = srcgv->foreground;
                     36: 
                     37:     if (mask & GCBackground)
                     38:         destgv->background = srcgv->background;
                     39: 
                     40:     if (mask & GCLineWidth)
                     41:         destgv->line_width = srcgv->line_width;
                     42: 
                     43:     if (mask & GCLineStyle)
                     44:         destgv->line_style = srcgv->line_style;
                     45: 
                     46:     if (mask & GCCapStyle)
                     47:         destgv->cap_style = srcgv->cap_style;
                     48:     
                     49:     if (mask & GCJoinStyle)
                     50:         destgv->join_style = srcgv->join_style;
                     51: 
                     52:     if (mask & GCFillStyle)
                     53:        destgv->fill_style = srcgv->fill_style;
                     54: 
                     55:     if (mask & GCFillRule) 
                     56:         destgv->fill_rule = srcgv->fill_rule;
                     57: 
                     58:     if (mask & GCArcMode)
                     59:         destgv->arc_mode = srcgv->arc_mode;
                     60: 
                     61:     if (mask & GCTile)
                     62:         destgv->tile = srcgv->tile;
                     63: 
                     64:     if (mask & GCStipple)
                     65:         destgv->stipple = srcgv->stipple;
                     66: 
                     67:     if (mask & GCTileStipXOrigin)
                     68:         destgv->ts_x_origin = srcgv->ts_x_origin;
                     69: 
                     70:     if (mask & GCTileStipYOrigin)
                     71:         destgv->ts_y_origin = srcgv->ts_y_origin;
                     72: 
                     73:     if (mask & GCFont) 
                     74:         destgv->font = srcgv->font;
                     75: 
                     76:     if (mask & GCSubwindowMode) 
                     77:         destgv->subwindow_mode = srcgv->subwindow_mode;
                     78: 
                     79:     if (mask & GCGraphicsExposures) 
                     80:         destgv->graphics_exposures = srcgv->graphics_exposures;
                     81: 
                     82:     if (mask & GCClipXOrigin) 
                     83:         destgv->clip_x_origin = srcgv->clip_x_origin;
                     84: 
                     85:     if (mask & GCClipYOrigin) 
                     86:         destgv->clip_y_origin = srcgv->clip_y_origin;
                     87: 
                     88:     if (mask & GCClipMask) {
                     89:        destGC->rects = srcGC->rects;
                     90:         destgv->clip_mask = srcgv->clip_mask;
                     91:        }
                     92: 
                     93:     if (mask & GCDashOffset) 
                     94:         destgv->dash_offset = srcgv->dash_offset;
                     95: 
                     96:     if (mask & GCDashList) {
                     97:        destGC->dashes = srcGC->dashes;
                     98:         destgv->dashes = srcgv->dashes;
                     99:        }
                    100:     ext = dpy->ext_procs;
                    101:     while (ext) {              /* call out to any extensions interested */
                    102:        if (ext->copy_GC != NULL) (*ext->copy_GC)(dpy, destGC, &ext->codes);
                    103:        ext = ext->next;
                    104:        }    
                    105:     UnlockDisplay(dpy);
                    106:     SyncHandle();
                    107:     }

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