public void Update()
{
if (!BeginValue.Equals(EndValue))
{
double vunit = GetUnitValue();
uint defaultDec = DefaultDecLength;
var valStrs = new List <string>();
start:
valStrs.Clear();
for (int i = 0; i < _scaleTextBlocks.Count; i++)
{
double dv = Utile.MathNoRound(BeginValue + i * vunit, defaultDec);
if (double.IsNaN(dv))
{
return;
}
string v;
if (string.IsNullOrWhiteSpace(ValueFormat))
{
v = string.Format("{0:N" + defaultDec + "}", dv);
if (ScaleConvertValue != null)
{
var args = new ScaleValueConverterArgs(i, defaultDec, v);
ScaleConvertValue(args);
v = args.NewValue != null?args.NewValue.ToString() : string.Empty;
}
}
else
{
v = string.Format(ValueFormat, dv);
}
if (AutoExtendDec && defaultDec < MaxExtendDec)
{
foreach (var obj in valStrs)
{
if (obj.StartsWith(v))
{
defaultDec += 1;
goto start;
}
}
}
valStrs.Add(_scaleTextBlocks[i].Text);
_scaleTextBlocks[i].Text = v;
}
}
for (int i = 0; i < _scaleTextBlocks.Count; i++)
{
switch (Direction)
{
case ScaleLabelDirection.Left:
case ScaleLabelDirection.Right:
double h = _scaleTextBlocks[i].ActualHeight / 2;
if (i == 0)
{
_scaleTextBlocks[i].Margin = new Thickness(0, -h, 0, 0);
}
else if (i == ScaleLabelCount - 1)
{
_scaleTextBlocks[i].Margin = new Thickness(0, 0, 0, -h);
}
break;
case ScaleLabelDirection.Bottom:
case ScaleLabelDirection.Top:
double w = _scaleTextBlocks[i].ActualWidth / 2;
if (i == 0)
{
_scaleTextBlocks[i].Margin = new Thickness(-w, 0, 0, 0);
}
else if (i == ScaleLabelCount - 1)
{
_scaleTextBlocks[i].Margin = new Thickness(0, 0, -w, 0);
}
break;
}
}
}
/// <summary>
/// 刻度更新
/// </summary>
private void UpdateScales()
{
if (_rangePanel == null)
{
return;
}
uint defaultDec = DefaultDecLength;
double vunit = GetUnitValue();
double unit = GetUnitSize();
var valStrs = new List <string>();
if (BeginValue.Equals(EndValue))
{
for (int i = 0; i < ScaleLabelCount; i++)
{
valStrs.Add("--:--:--");
}
UpdateScales2(Direction, valStrs, unit);
return;
}
if (vunit.Equals(0) || unit.Equals(0))
{
return;
}
start:
valStrs.Clear();
for (int i = 0; i < ScaleLabelCount; i++)
{
double dv = Utile.MathNoRound(BeginValue + i * vunit, defaultDec);
if (double.IsNaN(dv))
{
return;
}
string v;
if (string.IsNullOrWhiteSpace(ValueFormat))
{
v = string.Format("{0:N" + defaultDec + "}", dv);
if (ScaleConvertValue != null)
{
var args = new ScaleValueConverterArgs(i, defaultDec, v);
ScaleConvertValue(args);
v = args.NewValue != null?args.NewValue.ToString() : string.Empty;
}
}
else
{
v = string.Format(ValueFormat, dv);
}
if (AutoExtendDec && defaultDec < MaxExtendDec)
{
foreach (var obj in valStrs)
{
if (obj.StartsWith(v))
{
defaultDec += 1;
goto start;
}
}
}
valStrs.Add(v);
}
UpdateScales2(Direction, valStrs, unit);
}