6 #include "x11-memdraw.h"
9 addrect(Rectangle *rp, Rectangle r)
11 if(rp->min.x >= rp->max.x)
18 _xgetxdata(Memimage *m, Rectangle r)
22 Point tp, xdelta, delta;
32 abort(); /* should never call this now */
35 if(Dx(r)==0 || Dy(r)==0)
38 delta = subpt(r.min, m->r.min);
40 tp = xm->r.min; /* need temp for Digital UNIX */
41 xdelta = subpt(r.min, tp);
43 XGetSubImage(_x.display, xm->pixmap, delta.x, delta.y, Dx(r), Dy(r),
44 AllPlanes, ZPixmap, xm->xi, xdelta.x, delta.y);
46 if(_x.usetable && m->chan==CMAP8){
47 for(y=r.min.y; y<r.max.y; y++)
48 for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
52 xm->dirtyr = Rect(0,0,0,0);
57 _xputxdata(Memimage *m, Rectangle r)
61 Point tp, xdelta, delta;
71 gc = m->chan==GREY1 ? _x.gccopy0 : _x.gccopy;
75 offset = r.min.x & (31/m->depth);
77 delta = subpt(r.min, m->r.min);
79 tp = xm->r.min; /* need temporary on Digital UNIX */
80 xdelta = subpt(r.min, tp);
82 if(_x.usetable && m->chan==CMAP8){
83 for(y=r.min.y; y<r.max.y; y++)
84 for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
88 XPutImage(_x.display, xm->pixmap, gc, xi, xdelta.x, xdelta.y, delta.x, delta.y,
91 if(_x.usetable && m->chan==CMAP8){
92 for(y=r.min.y; y<r.max.y; y++)
93 for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
99 _xdirtyxdata(Memimage *m, Rectangle r)
108 addrect(&xm->dirtyr, r);