1 76193d7c 2003-09-30 devnull #include "x11-inc.h"
3 76193d7c 2003-09-30 devnull #include <u.h>
4 76193d7c 2003-09-30 devnull #include <libc.h>
5 76193d7c 2003-09-30 devnull #include <draw.h>
6 76193d7c 2003-09-30 devnull #include <memdraw.h>
7 76193d7c 2003-09-30 devnull #include "x11-memdraw.h"
9 76193d7c 2003-09-30 devnull static void
10 76193d7c 2003-09-30 devnull addrect(Rectangle *rp, Rectangle r)
12 76193d7c 2003-09-30 devnull if(rp->min.x >= rp->max.x)
15 76193d7c 2003-09-30 devnull combinerect(rp, r);
19 32f69c36 2003-12-11 devnull _xgetxdata(Memimage *m, Rectangle r)
21 76193d7c 2003-09-30 devnull int x, y;
22 76193d7c 2003-09-30 devnull uchar *p;
23 76193d7c 2003-09-30 devnull Point tp, xdelta, delta;
24 76193d7c 2003-09-30 devnull Xmem *xm;
26 76193d7c 2003-09-30 devnull xm = m->X;
27 76193d7c 2003-09-30 devnull if(xm == nil)
28 76193d7c 2003-09-30 devnull return nil;
30 76193d7c 2003-09-30 devnull if(xm->dirty == 0)
31 76193d7c 2003-09-30 devnull return xm->xi;
33 98014aa5 2003-10-03 devnull abort(); /* should never call this now */
35 76193d7c 2003-09-30 devnull r = xm->dirtyr;
36 76193d7c 2003-09-30 devnull if(Dx(r)==0 || Dy(r)==0)
37 76193d7c 2003-09-30 devnull return xm->xi;
39 76193d7c 2003-09-30 devnull delta = subpt(r.min, m->r.min);
41 76193d7c 2003-09-30 devnull tp = xm->r.min; /* need temp for Digital UNIX */
42 76193d7c 2003-09-30 devnull xdelta = subpt(r.min, tp);
44 76193d7c 2003-09-30 devnull XGetSubImage(_x.display, xm->pixmap, delta.x, delta.y, Dx(r), Dy(r),
45 76193d7c 2003-09-30 devnull AllPlanes, ZPixmap, xm->xi, xdelta.x, delta.y);
47 76193d7c 2003-09-30 devnull if(_x.usetable && m->chan==CMAP8){
48 76193d7c 2003-09-30 devnull for(y=r.min.y; y<r.max.y; y++)
49 76193d7c 2003-09-30 devnull for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
50 76193d7c 2003-09-30 devnull *p = _x.toplan9[*p];
52 76193d7c 2003-09-30 devnull xm->dirty = 0;
53 76193d7c 2003-09-30 devnull xm->dirtyr = Rect(0,0,0,0);
54 76193d7c 2003-09-30 devnull return xm->xi;
58 32f69c36 2003-12-11 devnull _xputxdata(Memimage *m, Rectangle r)
60 76193d7c 2003-09-30 devnull int offset, x, y;
61 76193d7c 2003-09-30 devnull uchar *p;
62 76193d7c 2003-09-30 devnull Point tp, xdelta, delta;
63 76193d7c 2003-09-30 devnull Xmem *xm;
65 76193d7c 2003-09-30 devnull XImage *xi;
67 76193d7c 2003-09-30 devnull xm = m->X;
68 76193d7c 2003-09-30 devnull if(xm == nil)
71 76193d7c 2003-09-30 devnull xi = xm->xi;
72 76193d7c 2003-09-30 devnull gc = m->chan==GREY1 ? _x.gccopy0 : _x.gccopy;
73 76193d7c 2003-09-30 devnull if(m->depth == 24)
74 76193d7c 2003-09-30 devnull offset = r.min.x & 3;
76 76193d7c 2003-09-30 devnull offset = r.min.x & (31/m->depth);
78 76193d7c 2003-09-30 devnull delta = subpt(r.min, m->r.min);
80 76193d7c 2003-09-30 devnull tp = xm->r.min; /* need temporary on Digital UNIX */
81 76193d7c 2003-09-30 devnull xdelta = subpt(r.min, tp);
83 76193d7c 2003-09-30 devnull if(_x.usetable && m->chan==CMAP8){
84 76193d7c 2003-09-30 devnull for(y=r.min.y; y<r.max.y; y++)
85 76193d7c 2003-09-30 devnull for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
86 76193d7c 2003-09-30 devnull *p = _x.tox11[*p];
89 76193d7c 2003-09-30 devnull XPutImage(_x.display, xm->pixmap, gc, xi, xdelta.x, xdelta.y, delta.x, delta.y,
90 76193d7c 2003-09-30 devnull Dx(r), Dy(r));
92 76193d7c 2003-09-30 devnull if(_x.usetable && m->chan==CMAP8){
93 76193d7c 2003-09-30 devnull for(y=r.min.y; y<r.max.y; y++)
94 76193d7c 2003-09-30 devnull for(x=r.min.x, p=byteaddr(m, Pt(x,y)); x<r.max.x; x++, p++)
95 76193d7c 2003-09-30 devnull *p = _x.toplan9[*p];
100 32f69c36 2003-12-11 devnull _xdirtyxdata(Memimage *m, Rectangle r)
102 76193d7c 2003-09-30 devnull Xmem *xm;
104 76193d7c 2003-09-30 devnull xm = m->X;
105 76193d7c 2003-09-30 devnull if(xm == nil)
108 76193d7c 2003-09-30 devnull xm->dirty = 1;
109 76193d7c 2003-09-30 devnull addrect(&xm->dirtyr, r);