-
Notifications
You must be signed in to change notification settings - Fork 396
Expand file tree
/
Copy pathBitFieldNode.cs
More file actions
222 lines (182 loc) · 4.79 KB
/
BitFieldNode.cs
File metadata and controls
222 lines (182 loc) · 4.79 KB
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
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
using System;
using System.Diagnostics.Contracts;
using System.Drawing;
using ReClassNET.Controls;
using ReClassNET.Extensions;
using ReClassNET.Memory;
using ReClassNET.UI;
using ReClassNET.Util;
namespace ReClassNET.Nodes
{
public class BitFieldNode : BaseNode
{
private int size;
private int bits;
/// <summary>Gets or sets the bit count.</summary>
/// <value>Possible values: 64, 32, 16, 8</value>
public int Bits
{
get => bits;
set
{
Contract.Ensures(bits > 0);
Contract.Ensures(size > 0);
if (value >= 64)
{
bits = 64;
}
else if (value >= 32)
{
bits = 32;
}
else if (value >= 16)
{
bits = 16;
}
else
{
bits = 8;
}
size = bits / 8;
}
}
public override int MemorySize => size;
public BitFieldNode()
{
Bits = IntPtr.Size * 8;
LevelsOpen.DefaultValue = true;
}
public override void GetUserInterfaceInfo(out string name, out Image icon)
{
name = "Bitfield";
icon = Properties.Resources.B16x16_Button_Bits;
}
public override void CopyFromNode(BaseNode node)
{
base.CopyFromNode(node);
Bits = node.MemorySize * 8;
}
/// <summary>
/// Gets the underlaying node for the bit field.
/// </summary>
/// <returns></returns>
public BaseNumericNode GetUnderlayingNode()
{
switch (Bits)
{
case 8:
return new UInt8Node();
case 16:
return new UInt16Node();
case 32:
return new UInt32Node();
case 64:
return new UInt64Node();
}
throw new Exception(); // TODO
}
/// <summary>Converts the memory value to a bit string.</summary>
/// <param name="memory">The process memory.</param>
/// <returns>The value converted to a bit string.</returns>
private string ConvertValueToBitString(MemoryBuffer memory)
{
Contract.Requires(memory != null);
Contract.Ensures(Contract.Result<string>() != null);
switch(bits)
{
case 64:
return BitString.ToString(memory.ReadInt64(Offset));
case 32:
return BitString.ToString(memory.ReadInt32(Offset));
case 16:
return BitString.ToString(memory.ReadInt16(Offset));
default:
return BitString.ToString(memory.ReadUInt8(Offset));
}
}
public override Size Draw(DrawContext context, int x, int y)
{
const int BitsPerBlock = 4;
if (IsHidden && !IsWrapped)
{
return DrawHidden(context, x, y);
}
var origX = x;
var origY = y;
AddSelection(context, x, y, context.Font.Height);
x = AddIconPadding(context, x);
x = AddIconPadding(context, x);
x = AddAddressOffset(context, x, y);
x = AddText(context, x, y, context.Settings.TypeColor, HotSpot.NoneId, "Bits") + context.Font.Width;
if (!IsWrapped)
{
x = AddText(context, x, y, context.Settings.NameColor, HotSpot.NameId, Name) + context.Font.Width;
}
x = AddOpenCloseIcon(context, x, y) + context.Font.Width;
var tx = x - 3;
for (var i = 0; i < bits; ++i)
{
var rect = new Rectangle(x + (i + i / BitsPerBlock) * context.Font.Width, y, context.Font.Width, context.Font.Height);
AddHotSpot(context, rect, string.Empty, i, HotSpotType.Edit);
}
var value = ConvertValueToBitString(context.Memory);
x = AddText(context, x, y, context.Settings.ValueColor, HotSpot.NoneId, value) + context.Font.Width;
x += context.Font.Width;
x = AddComment(context, x, y);
DrawInvalidMemoryIndicatorIcon(context, y);
AddContextDropDownIcon(context, y);
AddDeleteIcon(context, y);
if (LevelsOpen[context.Level])
{
y += context.Font.Height;
var format = new StringFormat(StringFormatFlags.DirectionVertical);
using (var brush = new SolidBrush(context.Settings.ValueColor))
{
var maxCharCount = bits + (bits / 4 - 1) - 1;
for (int bitCount = 0, padding = 0; bitCount < bits; bitCount += 4, padding += 5)
{
context.Graphics.DrawString(bitCount.ToString(), context.Font.Font, brush, tx + (maxCharCount - padding) * context.Font.Width, y, format);
}
}
y += 8;
}
return new Size(x - origX, y - origY + context.Font.Height);
}
public override int CalculateDrawnHeight(DrawContext context)
{
if (IsHidden && !IsWrapped)
{
return HiddenHeight;
}
var height = context.Font.Height;
if (LevelsOpen[context.Level])
{
height += context.Font.Height + 8;
}
return height;
}
public override void Update(HotSpot spot)
{
base.Update(spot);
if (spot.Id >= 0 && spot.Id < bits)
{
if (spot.Text == "1" || spot.Text == "0")
{
var bit = bits - 1 - spot.Id;
var add = bit / 8;
bit = bit % 8;
var val = spot.Memory.ReadUInt8(Offset + add);
if (spot.Text == "1")
{
val |= (byte)(1 << bit);
}
else
{
val &= (byte)~(1 << bit);
}
spot.Process.WriteRemoteMemory(spot.Address + add, val);
}
}
}
}
}