public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
if (value == null)
{
return(value);
}
double c2h4Value = double.Parse(value.ToString());
double w = Triangle.triangleWidth;
double h = Triangle.triangleHeight;
//c2h4Value = 100 - c2h4Value;
//double y = c2h4Value * Triangle.triangleHeight / 100;
//double x = w * (y + h) / (2 * h);
double x = CoordinateConverterHelp.CoordinateConverter(c2h4Value, EnumGas.C2H4).X;
double y = CoordinateConverterHelp.CoordinateConverter(c2h4Value, EnumGas.C2H4).Y;
if (parameter.ToString() == "Left")
{
return(x - 3);
}
else if (parameter.ToString() == "Top")
{
return(y - 3);
}
return(value);
}
private void thumb1_DragCompleted(object sender, DragCompletedEventArgs e)
{
double x = Canvas.GetLeft(thumb1) + thumb1.Width;
double y = Canvas.GetTop(thumb1) + thumb1.Height;
double c2h2 = CoordinateConverterHelp.PointConvertCH(new Point(x, y), EnumGas.C2H2);
double c2h4 = CoordinateConverterHelp.PointConvertCH(new Point(x, y), EnumGas.C2H4);
double ch4 = CoordinateConverterHelp.PointConvertCH(new Point(x, y), EnumGas.CH4);
thumb1.ToolTip = string.Format("X:{0},Y{1},C2H2:{2},C2H4:{3},Ch4:{4}", x, y, c2h2, c2h4, ch4);
tbxInfo.Text = string.Format("X:{0},Y{1},C2H2:{2:D},C2H4:{3:D},CH4:{4:D}", x, y, (int)c2h2, (int)c2h4, (int)ch4);
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
if (value == null)
{
return(value);
}
double c2h2Value = double.Parse(value.ToString());
//double y = (100 - c2h2Value) * Triangle.triangleHeight / 100;
//double x = Triangle.triangleWidth - c2h2Value * Triangle.triangleWidth/100;
double x = CoordinateConverterHelp.CoordinateConverter(c2h2Value, EnumGas.C2H2).X;
if (parameter.ToString() == "Left")
{
return(x - 3);
}
else if (parameter.ToString() == "Top")
{
return(Triangle.triangleHeight - 3);
}
return(value);
}