private void CaculateFirstMaker(Size size)
{
Marker mk = new Marker();
Point startp = new Point();
startp.X = ChartPropery.AxisLineMargin - ChartPropery.MarkerHeight;
startp.Y = size.Height - ChartPropery.AxisLineMargin-1;
Point endp = new Point();
endp.X = ChartPropery.AxisLineMargin;
endp.Y = startp.Y;
mk.StartPoint = startp;
mk.EndPoint = endp;
FormattedText formattedText = new FormattedText(MinValue.ToString(), CultureInfo.CurrentCulture, FlowDirection.LeftToRight, new Typeface("Verdana"), 10,
Brushes.White);
mk.Value = formattedText;
Point tpoint = new Point();
tpoint.X = ChartPropery.AxisLineMargin - formattedText.Width - ChartPropery.MarkerHeight;
tpoint.Y = endp.Y - formattedText.Height;
mk.TextPoint = tpoint;
_Markers.Add(mk);
}
private void CalcuateMarker(Size size)
{
CaculateFirstMaker(size);
double value = MaxValue / 5;
double yAxisLen = size.Height - ChartPropery.AxisLineMargin - ChartPropery.TopMargin-1;
for (int i=1;i<=5;i++)
{
Marker mk = new Marker();
Point startp = new Point();
startp.X = ChartPropery.AxisLineMargin - ChartPropery.MarkerHeight;
startp.Y = size.Height- ChartPropery.AxisLineMargin-Math.Round(i * value * yAxisLen / MaxValue);
Point endp = new Point();
endp.X = ChartPropery.AxisLineMargin;
endp.Y = startp.Y;
mk.StartPoint = startp;
mk.EndPoint = endp;
FormattedText formattedText = new FormattedText((i * value).ToString(),CultureInfo.CurrentCulture,FlowDirection.LeftToRight,new Typeface("Verdana"),10,
Brushes.White);
mk.Value = formattedText;
Point tpoint = new Point();
tpoint.X = ChartPropery.AxisLineMargin - formattedText.Width- ChartPropery.MarkerHeight;
tpoint.Y = endp.Y - formattedText.Height / 2;
mk.TextPoint = tpoint;
Point gridsp = new Point();
gridsp.X = ChartPropery.AxisLineMargin;
gridsp.Y = startp.Y;
mk.GridStartPoint = gridsp;
Point gridep = new Point();
gridep.X = size.Width - ChartPropery.RightMargin;
gridep.Y = gridsp.Y;
mk.GridEndPoint = gridep;
_Markers.Add(mk);
}
}