public void CutOff(ChartRect rect)
{
X.Min = Math.Max(X.Min, rect.X.Min);
X.Max = Math.Min(X.Max, rect.X.Max);
Y.Min = Math.Max(Y.Min, rect.Y.Min);
Y.Max = Math.Min(Y.Max, rect.Y.Max);
}
private void ChartControl_MouseWheel(object sender, MouseEventArgs e)
{
ChartRect newZoom = new ChartRect(_ptrChartArea);
ScaleViewZoom(e.Delta, ref newZoom.X);
ScaleViewZoom(e.Delta, ref newZoom.Y);
UpdateAxis(newZoom, true);
ViewChanged?.Invoke(this, _ptrChartArea);
}
public void UpdateAxis(ChartRect newView = null, bool isUpdateY = false, bool isResetZoom = false, bool isUpdateBorder = false)
{
var curView = new ChartRect(_ptrChartArea);
var globalBorder = new ChartRect(_ptrChartArea, true);
if (isUpdateBorder)
{
globalBorder = new ChartRect(GlobalBorder);
globalBorder.Y.Min -= 2;
globalBorder.Y.Max += YMinZoom * 10.0;
_ptrAxisX.Minimum = globalBorder.X.Min;
_ptrAxisX.Maximum = globalBorder.X.Max;
_ptrAxisY.Minimum = globalBorder.Y.Min;
_ptrAxisY.Maximum = globalBorder.Y.Max;
}
if (isResetZoom)
{
curView.X = globalBorder.X;
curView.Y = Border.Y;
}
else
{
if (newView != null)
{
//X
curView.X = newView.X;
//Y
if (isUpdateY)
{
curView.Y = newView.Y;
}
}
}
var oldView = new ChartRect(_ptrChartArea);
if (curView.X.Check(oldView.X, XMinZoom, globalBorder.X))
{
_ptrAxisX.ScaleView.Zoom(curView.X.Min, curView.X.Max);
}
if (curView.Y.Check(oldView.Y, YMinZoom, globalBorder.Y))
{
_ptrAxisY.ScaleView.Zoom(curView.Y.Min, curView.Y.Max);
}
}
public ChartRect(ChartRect other)
{
X = other.X;
Y = other.Y;
}