-
Notifications
You must be signed in to change notification settings - Fork 0
/
Display.cs
119 lines (111 loc) · 4.07 KB
/
Display.cs
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
using System.Text;
using System;
using System.Windows.Forms;
using System.Diagnostics;
using static System.Net.Mime.MediaTypeNames;
namespace MT_MDM
{
public partial class MtMdm : Form
{
//************ Terminal Display Functions ************************
private void Display_init()
{
int x, y;
//
// 100 rows by 80 columns. 0xa in position maxCol (81) causes textbox to start newline
//
for (int j = 0; j < 100; j++)
{
int k;
display[j * maxCol] = (byte)((j / 10) % 10 + 0x30); // For testing purposes
display[j * maxCol + 1] = (byte)(j % 10 + 0x30);
for (k = 0; k < numCol; k++) // set start at 2 if testing screen
display[j * maxCol + k] = 0x20;
if (j < maxRow-1)
display[j * maxCol + k] = 0X0a;
}
h19Term.Text = Encoding.UTF8.GetString(display);
h19Term.SelectionStart = h19Term.Text.Length;
h19Term.ScrollToCaret();
}
private void OnSerialData(object sender,SerialBufferEventArgs e)
{
// need check for ymodem
if (e.Type == SerialBufferEventType.Data && !ymodem)
Invoke(new Action(() => {
DisplayChar(e.Value);
}));
}
private void DisplayChar(byte ch)
{
// display = 100 x 80, Start writing on line 75. First 75 lines for future scroll capability
bool displayOK = true;
switch (ch)
{
case A.CR:
case A.LF:
cursorX = 0;
cursorY++;
break;
case A.DEL:
int j;
for (j = cursorY * maxCol + cursorX; j < cursorY * maxCol+numCol; j++)
display[j] = display[j + 1];
display[j] = 0x20; // does not wrap text from next line
break;
case A.BS:
bool chgXY = false;
if (cursorX > 0 && cursorX < numCol )
{
cursorX--;
chgXY = true;
}
else
{
if (cursorY > 75)
{
cursorY--;
cursorX = numCol-1;
chgXY = true;
}
}
if(chgXY)
display[cursorY * maxCol+ cursorX] = A.SP;
break;
case A.CAN:
case A.ETX:
displayOK = false;
lastKey = ch;
break;
default:
display[cursorY * maxCol+ cursorX] = ch;
cursorX++;
if (cursorX == numCol)
{
cursorX = 0;
cursorY++;
}
break;
}
if (displayOK)
{
int p1 = h19Term.GetFirstCharIndexFromLine(cursorY);
h19Term.Select(p1, maxCol); // Select line of text in RTB
byte[] temp = new byte[maxCol];
Buffer.BlockCopy(display, p1, temp, 0, maxCol);
h19Term.SelectedText = Encoding.UTF8.GetString(temp);
h19Term.SelectionStart = cursorY * maxCol + cursorX; // set the focus for the cursor
//h19Term.ScrollToCaret(); // causes line jump in terminal window
//
// Update cursor display
updateCursorXYDisplay();
}
}
private void updateCursorXYDisplay()
{
Invoke(new Action(() => {
cursorBox.Text = cursorX.ToString() + "x" + (cursorY - 75).ToString();
}));
}
}
}