tdrawfcall.h - plan9port - [fork] Plan 9 from user space
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tdrawfcall.h (2062B)
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1 /* Copyright (c) 2006 Russ Cox */
2
3 /*
4
5 tag[1] Rerror error[s]
6
7 tag[1] Trdmouse
8 tag[1] Rrdmouse x[4] y[4] button[4] msec[4] resized[1]
9
10 tag[1] Tmoveto x[4] y[4]
11 tag[1] Rmoveto
12
13 tag[1] Tcursor cursor[]
14 tag[1] Rcursor
15
16 tag[1] Tcursor2 cursor[]
17 tag[1] Rcursor2
18
19 tag[1] Tbouncemouse x[4] y[4] button[4]
20 tag[1] Rbouncemouse
21
22 tag[1] Trdkbd
23 tag[1] Rrdkbd rune[2]
24
25 tag[1] Trdkbd4
26 tag[1] Rrdkbd4 rune[4]
27
28 tag[1] Tlabel label[s]
29 tag[1] Rlabel
30
31 tag[1] Tctxt wsysid[s]
32 tag[1] Rctxt
33
34 tag[1] Tinit winsize[s] label[s] font[s]
35 tag[1] Rinit
36
37 tag[1] Trdsnarf
38 tag[1] Rrdsnarf snarf[s]
39
40 tag[1] Twrsnarf snarf[s]
41 tag[1] Rwrsnarf
42
43 tag[1] Trddraw count[4]
44 tag[1] Rrddraw count[4] data[count]
45
46 tag[1] Twrdraw count[4] data[count]
47 tag[1] Rwrdraw count[4]
48
49 tag[1] Ttop
50 tag[1] Rtop
51
52 tag[1] Tresize rect[4*4]
53 tag[1] Rresize
54 */
55
56
57 #define PUT(p, x) \
58 (p)[0] = ((x) >> 24)&0xFF, \
59 (p)[1] = ((x) >> 16)&0xFF, \
60 (p)[2] = ((x) >> 8)&0xFF, \
61 (p)[3] = (x)&0xFF
62
63 #define GET(p, x) \
64 ((x) = (u32int)(((p)[0] << 24) | ((p)[1] << 16) | ((p)[2] << 8) | ((p)[3])))
65
66 #define PUT2(p, x) \
67 (p)[0] = ((x) >> 8)&0xFF, \
68 (p)[1] = (x)&0xFF
69
70 #define GET2(p, x) \
71 ((x) = (((p)[0] << 8) | ((p)[1])))
72
73 enum {
74 Rerror = 1,
75 Trdmouse = 2,
76 Rrdmouse,
77 Tmoveto = 4,
78 Rmoveto,
79 Tcursor = 6,
80 Rcursor,
81 Tbouncemouse = 8,
82 Rbouncemouse,
83 Trdkbd = 10,
84 Rrdkbd,
85 Tlabel = 12,
86 Rlabel,
87 Tinit = 14,
88 Rinit,
89 Trdsnarf = 16,
90 Rrdsnarf,
91 Twrsnarf = 18,
92 Rwrsnarf,
93 Trddraw = 20,
94 Rrddraw,
95 Twrdraw = 22,
96 Rwrdraw,
97 Ttop = 24,
98 Rtop,
99 Tresize = 26,
100 Rresize,
101 Tcursor2 = 28,
102 Rcursor2,
103 Tctxt = 30,
104 Rctxt,
105 Trdkbd4 = 32,
106 Rrdkbd4,
107 Tmax,
108 };
109
110 enum {
111 MAXWMSG = 4*1024*1024
112 };
113
114 typedef struct Wsysmsg Wsysmsg;
115 struct Wsysmsg
116 {
117 uchar type;
118 uchar tag;
119 Mouse mouse;
120 int resized;
121 Cursor cursor;
122 Cursor2 cursor2;
123 int arrowcursor;
124 Rune rune;
125 char *winsize;
126 char *label;
127 char *snarf;
128 char *error;
129 char *id;
130 uchar *data;
131 uint count;
132 Rectangle rect;
133 };
134
135 uint convW2M(Wsysmsg*, uchar*, uint);
136 uint convM2W(uchar*, uint, Wsysmsg*);
137 uint sizeW2M(Wsysmsg*);
138 int readwsysmsg(int, uchar*, uint);
139
140 int drawfcallfmt(Fmt*);