private void txtMax_Leave(object sender, EventArgs e)
{
if (StringToNumberHelper.isFloatPointNumber(txtMax.Text))
{
_intervalType = IntervalType.FloatType;
}
}
private void CalcMinMax()
{
double pdfMin = 0;
double pdfMax = 0;
try
{
_progress.Reset("正在统计端值...", 100);
_progress.Start(false);
IRasterBand band = _drawing.DataProviderCopy.GetRasterBand(_selectBand);
band.ComputeMinMax(out pdfMin, out pdfMax, false,
(idx, tip) => { _progress.Boost(idx); });
}
finally
{
_progress.Finish();
}
this.txtMin.Text = Math.Round(pdfMin, 2).ToString();
this.txtMax.Text = Math.Round(pdfMax, 2).ToString();
if (StringToNumberHelper.isFloatPointNumber(txtMin.Text) || StringToNumberHelper.isFloatPointNumber(txtMax.Text))
{
_intervalType = IntervalType.FloatType;
}
else
{
_intervalType = IntervalType.IntType;
}
_min_value = (int)pdfMin;
_max_value = (int)pdfMax;
_minValue = (float)Math.Round(pdfMin, 2);
_maxValue = (float)Math.Round(pdfMax, 2);
}
//private void txtInterval_TextChanged(object sender, EventArgs e)
//{
// //if (!_isOpenXML)
// // CalcSliceRange();
//}
private void CalcSliceRange()
{
if (_isInit)
{
return;
}
if (!CheckMaxMinValue())
{
return;
}
if (!CheckInterval())
{
return;
}
if (StringToNumberHelper.isFloatPointNumber(txtInterval.Text))
{
IntervalType = IntervalType.FloatType;
}
else
{
IntervalType = IntervalType.IntType;
}
float numValue = (float)(_maxValue - _minValue) / _interval;
numSliceRange.Value = (decimal)Math.Ceiling(numValue <= 0 ? 1 :
numValue > (float)numSliceRange.Maximum ? numSliceRange.Maximum : (decimal)numValue);
}
private List <DensityRange> InitRange(int range)
{
ConstructColorList();
if (ckInterval.Checked)
{
if (StringToNumberHelper.isFloatPointNumber(txtInterval.Text))
{
_intervalType = IntervalType.FloatType;
}
else
{
_intervalType = IntervalType.IntType;
}
}
else
{
_interval = (float)Math.Round((_maxValue - _minValue) / (float)numSliceRange.Value, 2);
}
if (_intervalType == IntervalType.IntType)
{
_interval = (int)Math.Ceiling(_interval);
}
List <DensityRange> m_RangeList = new List <DensityRange>();
for (int i = 0; i < range; i++)
{
int color_idx = i > colorList.Length - 1 ? i % (colorList.Length - 1) : i;
Color rangeColor = colorList[color_idx];
DensityRange r = (i == 0) ?
new DensityRange(_minValue + (i * _interval), _minValue + ((i + 1) * _interval), rangeColor.R, rangeColor.G, rangeColor.B) :
new DensityRange(_minValue + (i * _interval), _minValue + ((i + 1) * _interval), rangeColor.R, rangeColor.G, rangeColor.B);
m_RangeList.Add(r);
}
return(m_RangeList);
}
