/// <summary>
/// Selects the specified bin.
/// </summary>
public void SelectBin(Bin bin)
{
long offset = mMap.Position;
mMap.Seek(0, System.IO.SeekOrigin.Begin);
while (!mMap.EOF)
{
Bin s = mMap.Read();
if (s.GetHashCode() == bin.GetHashCode())
{
mMap.Seek(s.Offset, System.IO.SeekOrigin.Begin);
selectedbin = s.GetHashCode();
Refresh();
return;
}
}
mMap.Seek(offset, System.IO.SeekOrigin.Begin);
return;
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (mMap.Length == 0)
{
return;
}
int x = (int)Math.Floor((float)e.X / xbin);
int y = (int)Math.Floor((float)e.Y / ybin);
if (y < 0 || y > rows)
{
Refresh();
return;
}
long offset = mMap.Position;
long loc = y * cols + x + mMap.Position;
if (loc < mMap.Length)
{
mMap.Seek(loc, System.IO.SeekOrigin.Begin);
Bin s = mMap.Read();
hoveredbin = s.GetHashCode();
tip = s.Name + Environment.NewLine +
"Offset: " + s.Offset.ToString() + Environment.NewLine +
"Length: " + s.Length.ToString();
tipleft = true; // (e.X > ClientRectangle.Width / 2);
tiptop = (e.Y > ClientRectangle.Height / 2);
mMap.Seek(offset, System.IO.SeekOrigin.Begin);
}
else
{
tip = "";
hoveredbin = -1;
}
Refresh();
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (e.Button != MouseButtons.Left)
{
return;
}
int x = (int)Math.Floor((float)e.X / xbin);
int y = (int)Math.Floor((float)e.Y / ybin);
if (y < 0 || y > rows)
{
Refresh();
return;
}
long offset = mMap.Position;
long loc = y * cols + x + mMap.Position;
if (loc < mMap.Length)
{
mMap.Seek(loc, System.IO.SeekOrigin.Begin);
Bin s = mMap.Read();
selectedbin = s.GetHashCode();
mMap.Seek(offset, System.IO.SeekOrigin.Begin);
if (BinSelect != null)
{
BinSelect(this, s);
}
}
else
{
selectedbin = -1;
}
Refresh();
}
/// <summary>
/// Selects the specified bin.
/// </summary>
public void SelectBin(Bin bin)
{
long offset = mMap.Position;
mMap.Seek(0, System.IO.SeekOrigin.Begin);
while (!mMap.EOF)
{
Bin s = mMap.Read();
if (s.GetHashCode() == bin.GetHashCode())
{
mMap.Seek(s.Offset, System.IO.SeekOrigin.Begin);
selectedbin = s.GetHashCode();
Refresh();
return;
}
}
mMap.Seek(offset, System.IO.SeekOrigin.Begin);
return;
}
protected override void OnPaint(PaintEventArgs e)
{
// Draw the border
e.Graphics.FillRectangle(new SolidBrush(BackColor), ClientRectangle);
if (mBorderStyle == BorderStyle.FixedSingle)
{
ControlPaint.DrawBorder3D(e.Graphics, ClientRectangle, Border3DStyle.Flat);
}
else if (mBorderStyle == BorderStyle.Fixed3D)
{
ControlPaint.DrawBorder3D(e.Graphics, ClientRectangle, Border3DStyle.SunkenInner);
}
if (mMap.Length == 0)
{
return;
}
if (cols == 0 || rows == 0)
{
return;
}
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SystemDefault;
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
float x = 0, y = 0;
long offset = mMap.Position;
long loc = offset;
bool inwindow = true;
float xoffset = (mBorderStyle != BorderStyle.None ? 1.0f : 0.0f);
float yoffset = (mBorderStyle != BorderStyle.None ? 1.0f : 0.0f);
while (!mMap.EOF && inwindow)
{
Bin s = mMap.Read();
bool hi = (s.GetHashCode() == hoveredbin);
bool sel = (s.GetHashCode() == selectedbin);
Color color = mMarkerColor[s.Marker];
// Draw bins
for (long i = loc - s.Offset; i < s.Length; i++)
{
if (y >= 0 && y < rows)
{
if (s.Length == 1)
{
DrawSingleBin(e.Graphics, x * xbin + xoffset, y * ybin + yoffset, color, sel, hi);
}
else if (i == 0)
{
DrawBinLeft(e.Graphics, x * xbin + xoffset, y * ybin + yoffset, color, sel, hi);
}
else if (i == s.Length - 1)
{
DrawBinRight(e.Graphics, x * xbin + xoffset, y * ybin + yoffset, color, sel, hi);
}
else
{
DrawBinCenter(e.Graphics, x * xbin + xoffset, y * ybin + yoffset, color, sel, hi);
}
}
x++;
if (x >= cols)
{
x = 0;
y++;
}
if (y > rows)
{
inwindow = false;
break;
}
}
// Draw bin text
if (showtext && s.Length > 2)
{
float tx = x - (s.Offset + s.Length - loc) + 1;
float ty = y;
while (tx < 0)
{
tx += cols;
ty--;
}
if (ty >= 0 && ty < rows)
{
Rectangle r = new Rectangle((int)(tx * xbin), (int)(ty * ybin + yoffset), (int)(xbin * (s.Length - 2)), (int)ybin);
TextRenderer.DrawText(e.Graphics, s.Name, this.Font, r, ForeColor, TextFormatFlags.EndEllipsis | TextFormatFlags.GlyphOverhangPadding | TextFormatFlags.NoPrefix | TextFormatFlags.VerticalCenter | TextFormatFlags.SingleLine);
}
}
loc = mMap.Position;
}
mMap.Seek(offset, System.IO.SeekOrigin.Begin);
if (tip != "")
{
DrawTip(e.Graphics, tip, 5, 5, !tipleft, !tiptop);
}
}
