-
Notifications
You must be signed in to change notification settings - Fork 2
/
gui.go
141 lines (118 loc) · 2.99 KB
/
gui.go
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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
package flipper
import (
"image"
"image/color"
"image/draw"
pb "github.com/flipperdevices/go-flipper/internal/proto"
pbgui "github.com/flipperdevices/go-flipper/internal/proto/gui"
)
type gui struct {
f *Flipper
frameCallback updateFrame
}
type updateFrame func(frame ScreenFrame)
type InputKey pbgui.InputKey
const (
InputKeyUp = InputKey(pbgui.InputKey_UP)
InputKeyDown = InputKey(pbgui.InputKey_DOWN)
InputKeyRight = InputKey(pbgui.InputKey_RIGHT)
InputKeyLeft = InputKey(pbgui.InputKey_LEFT)
InputKeyOk = InputKey(pbgui.InputKey_OK)
InputKeyBack = InputKey(pbgui.InputKey_BACK)
)
type InputType pbgui.InputType
const (
InputTypePress = InputType(pbgui.InputType_PRESS)
InputTypeRelease = InputType(pbgui.InputType_RELEASE)
InputTypeShort = InputType(pbgui.InputType_SHORT)
InputTypeLong = InputType(pbgui.InputType_LONG)
InputTypeRepeat = InputType(pbgui.InputType_REPEAT)
)
func (g *gui) StartScreenStream(callback updateFrame) error {
req := &pb.Main{
Content: &pb.Main_GuiStartScreenStreamRequest{},
}
g.frameCallback = callback
_, err := g.f.call(nil, req)
return err
}
func (g *gui) StopScreenStream() error {
req := &pb.Main{
Content: &pb.Main_GuiStopScreenStreamRequest{},
}
_, err := g.f.call(nil, req)
return err
}
func (g *gui) SendInputEvent(key InputKey, eventType InputType) error {
req := &pb.Main{
Content: &pb.Main_GuiSendInputEventRequest{
GuiSendInputEventRequest: &pbgui.SendInputEventRequest{
Key: pbgui.InputKey(key),
Type: pbgui.InputType(eventType),
},
},
}
_, err := g.f.call(nil, req)
return err
}
func (g *gui) StartVirtualDisplay(buf []byte) error {
var frame *pbgui.ScreenFrame
if buf != nil {
frame = &pbgui.ScreenFrame{Data: buf}
}
req := &pb.Main{
Content: &pb.Main_GuiStartVirtualDisplayRequest{
GuiStartVirtualDisplayRequest: &pbgui.StartVirtualDisplayRequest{
FirstFrame: frame,
},
},
}
_, err := g.f.call(nil, req)
return err
}
func (g *gui) StopVirtualDisplay() error {
req := &pb.Main{
Content: &pb.Main_GuiStopVirtualDisplayRequest{},
}
_, err := g.f.call(nil, req)
return err
}
func (g *gui) UpdateVirtualDisplay(buf []byte) error {
req := &pb.Main{
Content: &pb.Main_GuiScreenFrame{
GuiScreenFrame: &pbgui.ScreenFrame{Data: buf},
},
}
return g.f.sendUnsolicited(req)
}
type ScreenFrame struct {
buffer []byte
}
func (sf ScreenFrame) Bytes() []byte {
return sf.buffer
}
func (sf ScreenFrame) IsPixelSet(x, y int) bool {
i := (y / 8) * 128
y &= 7
i += x
return (sf.buffer[i] & (1 << y)) != 0
}
func (sf ScreenFrame) ToImage(foreground, background color.Color) image.Image {
width := 128
height := 64
img := image.NewRGBA(image.Rectangle{
Min: image.Point{},
Max: image.Point{X: width, Y: height},
})
if background != nil {
draw.Draw(img, img.Bounds(), &image.Uniform{C: background}, image.Point{}, draw.Src)
}
for x := 0; x < width; x++ {
for y := 0; y < height; y++ {
if sf.IsPixelSet(x, y) {
img.Set(x, y, foreground)
}
}
}
return img
}