/// <summary>
/// 重定位控件
/// </summary>
protected void RepositionControls()
{
Rectangle rc = this.ClientRectangle;
if (this.Controls.Count <= 0)
{
return;
}
int digitW = rc.Width / this.Controls.Count;
bool signFind = false;
foreach (Control disp in this.Controls)
{
if (disp.GetType() == typeof(HMI7Segment))
{
HMI7Segment d = disp as HMI7Segment;
int idDigit = 0;
if (d.Name.Contains("digit_sign") != false)
{
signFind = true;
}
else
{
if (d.Name.Contains("digit_") != false)
{
string s = d.Name.Remove(0, 6);
idDigit = Convert.ToInt32(s);
if (signFind != false)
{
idDigit++;
}
}
}
Point pos = new Point();
pos.X = idDigit * digitW;
pos.Y = 0;
d.Location = pos;
Size dim = new Size();
dim.Width = digitW;
dim.Height = rc.Height;
d.Size = dim;
}
}
}
/// <summary>
/// 刷新控件
/// </summary>
protected virtual void UpdateControls()
{
int count = this.Format.Length;
this._dpPos = -1;
char[] seps = new char[] { '.', ',' };
int sepIndex = this.Format.IndexOfAny(seps);
if (sepIndex > 0)
{
count--;
this._dpPos = sepIndex - 1;
this._numDigits = count;
}
this._numDigits = count;
this.Controls.Clear();
if (this.Signed != false)
{
HMI7Segment disp = new HMI7Segment();
disp.Name = "digit_sign";
disp.Value = -1;
this.Controls.Add(disp);
}
for (int idx = 0; idx < count; idx++)
{
HMI7Segment disp = new HMI7Segment();
disp.Name = "digit_" + idx.ToString();
disp.Click += this.DisplayClicked;
if (sepIndex - 1 == idx)
{
disp.ShowDP = true;
}
this.Controls.Add(disp);
}
this.RepositionControls();
}
public override void Draw(Graphics Gr)
{
if (Gr == null)
{
throw new ArgumentNullException("Gr");
}
HMI7Segment ctrl = this.Display;
if (ctrl == null)
{
throw new NullReferenceException("Associated control is not valid");
}
RectangleF _rc = new RectangleF(0, 0, ctrl.Width, ctrl.Height);
Gr.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
this.DrawBackground(Gr, _rc);
this.DrawOffSegments(Gr, _rc);
this.DrawValue(Gr, _rc);
}