xref: /inferno-os/libprefab/iconelement.c (revision 37da2899f40661e3e9631e497da8dc59b971cbd0)
1 #include <lib9.h>
2 #include <draw.h>
3 #include <interp.h>
4 #include <isa.h>
5 #include "../libinterp/runt.h"
6 #include <drawif.h>
7 #include <prefab.h>
8 
9 static
10 PElement*
iconelement1(Prefab_Environ * e,Draw_Rect r,Draw_Image * icon,Draw_Image * mask,enum Elementtype kind)11 iconelement1(Prefab_Environ *e, Draw_Rect r, Draw_Image *icon, Draw_Image *mask, enum Elementtype kind)
12 {
13 	PElement *pelem;
14 	Prefab_Element *elem;
15 
16 	if(badenviron(e, 0) || icon==H || mask==H)
17 		return H;
18 	pelem = mkelement(e, kind);
19 	if(pelem == H)
20 		return H;
21 	elem = &pelem->e;
22 
23 	if(Dx(r))
24 		elem->r = r;
25 	else{
26 		elem->r.min = r.min;
27 		elem->r.max.x = r.min.x + Dx(icon->r);
28 		elem->r.max.y = r.min.y + Dy(icon->r);
29 	}
30 	elem->mask = mask;
31 	D2H(mask)->ref++;
32 	elem->image = icon;
33 	D2H(icon)->ref++;
34 	pelem->drawpt = IPOINT(r.min);
35 	pelem->nkids = 1;
36 	pelem->pkind = kind;
37 	return pelem;
38 }
39 
40 PElement*
iconelement(Prefab_Environ * e,Draw_Rect r,Draw_Image * icon,Draw_Image * mask)41 iconelement(Prefab_Environ *e, Draw_Rect r, Draw_Image *icon, Draw_Image *mask)
42 {
43 	return iconelement1(e, r, icon, mask, EIcon);
44 }
45 
46 PElement*
separatorelement(Prefab_Environ * e,Draw_Rect r,Draw_Image * icon,Draw_Image * mask)47 separatorelement(Prefab_Environ *e, Draw_Rect r, Draw_Image *icon, Draw_Image *mask)
48 {
49 	return iconelement1(e, r, icon, mask, ESeparator);
50 }
51