1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
.TH egd 3 "percept 0.7.2" "Ericsson AB" "ERLANG MODULE DEFINITION"
.SH MODULE
egd \- egd - erlang graphical drawer\&.
.SH DESCRIPTION
.LP
egd - erlang graphical drawer
.SH DATA TYPES
.RS 2
.TP 4
.B
\fIcolor()\fR:
.TP 4
.B
\fIegd_image()\fR:
.TP 4
.B
\fIpoint() = {integer(), integer()}\fR:
.TP 4
.B
\fIrender_option() = {render_engine, opaque} | {render_engine, alpha}\fR:
.RE
.SH EXPORTS
.LP
.B
color(Color::{byte(), byte(), byte()}) -> color()
.br
.RS
.LP
Creates a color reference\&.
.RE
.LP
.B
create(Width::integer(), Height::integer()) -> egd_image()
.br
.RS
.LP
Creates an image area and returns its reference\&.
.RE
.LP
.B
destroy(Image::egd_image()) -> ok
.br
.RS
.LP
Destroys the image\&.
.RE
.LP
.B
filledEllipse(Image::egd_image(), P1::point(), P2::point(), Color::color()) -> ok
.br
.RS
.LP
Creates a filled ellipse object\&.
.RE
.LP
.B
filledRectangle(Image::egd_image(), P1::point(), P2::point(), Color::color()) -> ok
.br
.RS
.LP
Creates a filled rectangle object\&.
.RE
.LP
.B
line(Image::egd_image(), P1::point(), P2::point, Color::color()) -> ok
.br
.RS
.LP
Creates a line object from P1 to P2 in the image\&.
.RE
.LP
.B
rectangle(Image::egd_image(), P1::point(), P2::point(), Color::color()) -> ok
.br
.RS
.LP
Creates a rectangle object\&.
.RE
.LP
.B
render(Image::egd_image()) -> binary()
.br
.RS
.LP
Equivalent to render(Image, png, [{render_engine, opaque}])\&.
.RE
.LP
.B
render(Image::egd_image(), Type::png | raw_bitmap) -> binary()
.br
.RS
.LP
Equivalent to render(Image, Type, [{render_engine, opaque}])\&.
.RE
.LP
.B
render(Image::egd_image(), Type::png | raw_bitmap, Options::[render_option()]) -> binary()
.br
.RS
.LP
Renders a binary from the primitives specified by egd_image()\&. The binary can either be a raw bitmap with rgb tripplets or a binary in png format\&.
.RE
.LP
.B
save(Binary::binary(), Filename::string()) -> ok
.br
.RS
.LP
Saves the binary to file\&.
.RE
.LP
.B
text(Image::egd_image(), P::point(), Font::font(), Text::string(), Color::color()) -> ok
.br
.RS
.LP
Creates a text object\&.
.RE
|
