public HexView()
{
// This call is required by the Windows.Forms Form Designer.
InitializeComponent();
// TODO: Add any initialization after the InitializeComponent call
backbuff = new Bitmap(this.Width, this.Height);
backbuffG = Graphics.FromImage(backbuff);
DrawOptions = new HexDrawOptions(HexDrawOptions.DrawModeList.ByteView, this);
}
int DataViewbpl = 2; //bytes per line
private void DrawHexView(Graphics e, HexDrawOptions opt, RectangleF ctrlSz)
{
PointF DrawPnt = new PointF(0, 0);
//hacks
uint Addr = addr_hvs;
//end of hacks
float fntszy = Font.GetHeight(e.DpiY);
float fntsz = MeasureDisplayStringWidth(e, "AAAA", this.Font) / 4.0f;
switch (opt.DrawMode)
{
case HexDrawOptions.DrawModeList.ByteView:
{
DataViewbpl = 1;
StringBuilder sb = new StringBuilder("0x");
sb.Append(Hex(Addr >> 16, 4, '0'));
sb.Append(' ');
sb.Append(Hex(Addr & 0xFFFF, 4, '0'));
sb.Append(" ");
SizeF szf = new SizeF(MeasureDisplayStringWidth(e, sb.ToString(), this.Font), this.Font.GetHeight(e.DpiY));
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
szf.Width += MeasureDisplayStringWidth(e, " 00", this.Font);
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
}
break;
case HexDrawOptions.DrawModeList.DataView:
{
StringBuilder sb = new StringBuilder("0x");
sb.Append(Hex(Addr >> 16, 4, '0'));
sb.Append(' ');
sb.Append(Hex(Addr & 0xFFFF, 4, '0'));
sb.Append(" ");
SizeF szf = new SizeF(MeasureDisplayStringWidth(e, sb.ToString(), this.Font), this.Font.GetHeight(e.DpiY));
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
float pixrem = (ctrlSz.Width - 16) - szf.Width;
int charrem = (int)(pixrem / fntsz);
//char count : 4*bytes +1
if (charrem > 4)
{
DataViewbpl = (charrem - 1) >> 2;
}
else
{
DataViewbpl = 1;
}
sb = new StringBuilder();
for (int i = 0; i < DataViewbpl; i++)
{
sb.Append(" 00");
}
szf.Width += MeasureDisplayStringWidth(e, sb.ToString(), this.Font);
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
}
break;
case HexDrawOptions.DrawModeList.DwordView:
{
DataViewbpl = 4;
StringBuilder sb = new StringBuilder("0x");
sb.Append(Hex(Addr >> 16, 4, '0'));
sb.Append(' ');
sb.Append(Hex(Addr & 0xFFFF, 4, '0'));
sb.Append(" ");
SizeF szf = new SizeF(MeasureDisplayStringWidth(e, sb.ToString(), this.Font), this.Font.GetHeight(e.DpiY));
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
szf.Width += MeasureDisplayStringWidth(e, " 00 00 00 00", this.Font);
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
}
break;
case HexDrawOptions.DrawModeList.WordView:
{
DataViewbpl = 2;
StringBuilder sb = new StringBuilder("0x");
sb.Append(Hex(Addr >> 16, 4, '0'));
sb.Append(' ');
sb.Append(Hex(Addr & 0xFFFF, 4, '0'));
sb.Append(" ");
SizeF szf = new SizeF(MeasureDisplayStringWidth(e, sb.ToString(), this.Font), this.Font.GetHeight(e.DpiY));
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
szf.Width += MeasureDisplayStringWidth(e, " 00 00", this.Font);
e.DrawLine(Pens.Black, new PointF(szf.Width, 0), new PointF(szf.Width, ctrlSz.Height));
}
break;
}
//ok , i'ts party time
while (DrawPnt.Y < ctrlSz.Height)
{
//DrawHeader
DrawString(e, "0x", this.Font, Brushes.Black, ref DrawPnt);
DrawString(e, Hex(Addr, 8, '0'), this.Font, Brushes.Black, ref DrawPnt);
DrawString(e, " ", this.Font, Brushes.Black, ref DrawPnt);
//e.DrawString(sb.ToString(),this.Font,Brushes.Black,DrawPnt);
//DrawPnt.X+=e.MeasureString(sb.ToString(),this.Font).Width;
//draw data and string :)
switch (opt.DrawMode)
{
case HexDrawOptions.DrawModeList.ByteView:
{
byte[] tmp = ReadDataArr(Addr, 1);
DrawByteDump_Swap(e, tmp, this.Font, Brushes.Black, ref DrawPnt);
// byte tmp=(byte)ReadData(Addr,1);
// DrawString(e," " + Hex(tmp,2,'0') + " " + ((char)tmp),this.Font,Brushes.Black,ref DrawPnt);
}
break;
case HexDrawOptions.DrawModeList.DataView:
{
byte[] tmp = ReadDataArr(Addr, DataViewbpl);
DrawByteDump_NoSwap(e, tmp, this.Font, Brushes.Black, ref DrawPnt);
}
break;
case HexDrawOptions.DrawModeList.DwordView:
{
byte[] tmp = ReadDataArr(Addr, 4);
DrawByteDump_Swap(e, tmp, this.Font, Brushes.Black, ref DrawPnt);
}
break;
case HexDrawOptions.DrawModeList.WordView:
{
byte[] tmp = ReadDataArr(Addr, 2);
DrawByteDump_Swap(e, tmp, this.Font, Brushes.Black, ref DrawPnt);
}
break;
}
//finish up line , reset draw pos ect :)
DrawPnt.Y += fntszy;
DrawPnt.X = 0;
e.DrawLine(Pens.Black, DrawPnt, new PointF(ctrlSz.Width, DrawPnt.Y));
switch (opt.DrawMode)
{
case HexDrawOptions.DrawModeList.ByteView:
Addr += 1;
break;
case HexDrawOptions.DrawModeList.DataView:
Addr += (uint)DataViewbpl;
break;
case HexDrawOptions.DrawModeList.DwordView:
Addr += 4;
break;
case HexDrawOptions.DrawModeList.WordView:
Addr += 2;
break;
}
}
}
