public static void selectLittleColorByXValue(double xValue, ref CurveColorEnum color, double xValueLeft, double xValueRight, ref int retColorIndex)
{
double interval = xValueRight - xValueLeft;
double xValueLength = xValue - xValueLeft;
double proportion = xValueLength / interval; //0 -> 0.5 -> 1
//???
switch (color)
{
case CurveColorEnum.WhiteToYellow:
int r = int.Parse(Math.Round((255 * proportion)).ToString()); // r 代表xValueLength 占 interval 的比例
retColorIndex = Color.FromArgb(255, 255, 255 - r).ToArgb();
break;
case CurveColorEnum.YellowToRed:
int g = int.Parse(Math.Round((255 * proportion)).ToString());
retColorIndex = Color.FromArgb(255, 255 - g, 0).ToArgb();
break;
case CurveColorEnum.RedToBlack:
int b = int.Parse(Math.Round((255 * proportion)).ToString());
retColorIndex = Color.FromArgb(255 - b, 0, 0).ToArgb();
//MessageBox.Show(string.Format("case Green :(0,{0},{1})", descG.ToString(), ascB.ToString()));
break;
}
}
public static void selectColorByXValue(LJJSPoint lrptstart, List <LJJSPoint> xValuesList, double xValue, ref int colorIndex)
{
//double MaxX = AddLineHatchManager.findMaxX(xValuesList);
//double MinX = AddLineHatchManager.findMinX(xValuesList);
#region
/**
* double MaxX = lrptstart.XValue+50;
* double MinX = lrptstart.XValue;
* double length = MaxX-MinX;
*
*
* Color sourceColor = Color.Blue;
* Color destColor = Color.Red;
*
* int redSpace = destColor.R - sourceColor.R;
* int greenSpace = destColor.G - sourceColor.G;
* int blueSpace = destColor.B - sourceColor.B;
*
*
* double proportion = (xValue-lrptstart.XValue) / length;
*
* int r = int.Parse(Math.Round(sourceColor.R + proportion * redSpace).ToString());
* int g = int.Parse(Math.Round(sourceColor.G + proportion * greenSpace).ToString());
* int b = int.Parse(Math.Round(sourceColor.B + proportion * blueSpace).ToString());
*
*
*
*
* colorIndex = Color.FromArgb(r, g, b).ToArgb(); **/
#endregion
#region
double MaxX = lrptstart.XValue + 50;
double MinX = lrptstart.XValue;
double length = MaxX - MinX;
double step = (MaxX - MinX) / 3;
double ZoneOne = MinX + step;
double ZoneTwo = MinX + 2 * step;
CurveColorEnum curvecolor = CurveColorEnum.BlackToRed;
if (xValue >= MinX && xValue < ZoneOne) //白 -》 黄
{
curvecolor = CurveColorEnum.WhiteToYellow;
AddLineHatchManager.selectLittleColorByXValue(xValue, ref curvecolor, MinX, ZoneOne, ref colorIndex);
}
else if (xValue >= ZoneOne && xValue < ZoneTwo) //黄 -》 红
{
curvecolor = CurveColorEnum.YellowToRed;
AddLineHatchManager.selectLittleColorByXValue(xValue, ref curvecolor, ZoneOne, ZoneTwo, ref colorIndex);
}
else if (xValue >= ZoneTwo && xValue <= MaxX) //红 -》黑
{
curvecolor = CurveColorEnum.RedToBlack;
AddLineHatchManager.selectLittleColorByXValue(xValue, ref curvecolor, ZoneTwo, MaxX, ref colorIndex);
}
else
{
// curvecolor = CurveColorEnum.RedToBlack;
//return;
// AddLineHatchManager.selectLittleColorByXValue(xValue, ref curvecolor, ZoneTwo, MaxX, ref colorIndex,true);
throw new Exception("???wxcs hatch");
//return;
}
#endregion
}
public static void selectLittleColorByXValue(double xValue, ref CurveColorEnum color, double xValueLeft, double xValueRight, ref int retColorIndex, bool special)
{
retColorIndex = Color.FromArgb(255, 255, 255).ToArgb();
return;
}
/// <summary>
/// Original is Green, else is red
/// </summary>
/// <param name="CollectionName"></param>
/// <param name="color"></param>
/// <param name="colorIndex"></param>
public static void selectColorByXValue_WithoutTransition(string CollectionName, out CurveColorEnum color, ref int colorIndex)
{
if (CollectionName.Equals("Original"))
{
color = CurveColorEnum.BlackToRed;
colorIndex = Color.FromArgb(0, 255, 0).ToArgb();
return;
}
else
{
color = CurveColorEnum.BlackToRed;
colorIndex = Color.FromArgb(255, 73, 28).ToArgb();
return;
}
}
