private bool CheckRightAxis(int x, int y)
{
float bottomX = _rAxis.GetPoint1()[0]; //x-position of bottom point
float bottomY = _rAxis.GetPoint1()[1]; //y-position of bottom point
float topX = _rAxis.GetPoint2()[0]; //x-position of top point
float topY = _rAxis.GetPoint2()[1]; //y-position of top point
if (x > bottomX && y - bottomY < PIXEL_RADIUS && y - bottomY > -PIXEL_RADIUS)
{
_currentAxis = _rAxis;
_textBox.DataEntered += ModifyMinimumValue;
SetupTextBox();
return(true);
}
else if (x > topX && y - topY < PIXEL_RADIUS && y - topY > -PIXEL_RADIUS)
{
_currentAxis = _rAxis;
_textBox.DataEntered += ModifyMaximumValue;
SetupTextBox();
return(true);
}
return(false);
}
private bool CheckTopAxis(int x, int y)
{
float leftX = _tAxis.GetPoint1()[0]; //x-position of left point
float leftY = _tAxis.GetPoint1()[1]; //y-position of left point
float rightX = _tAxis.GetPoint2()[0]; //x-position of right point
float rightY = _tAxis.GetPoint2()[1]; //y-position of right point
if (x - leftX < PIXEL_RADIUS && x - leftX > -PIXEL_RADIUS && y > leftY)
{
_currentAxis = _tAxis;
_textBox.DataEntered += ModifyMinimumValue;
SetupTextBox();
return(true);
}
else if (x - rightX < PIXEL_RADIUS && x - rightX > -PIXEL_RADIUS && y > rightY)
{
_currentAxis = _tAxis;
_textBox.DataEntered += ModifyMaximumValue;
SetupTextBox();
return(true);
}
return(false);
}
protected virtual void Create()
{
_chartItem = new vtkChartXY();
_textBox = new FloatingTextBox();
vtkChartXY chart = (vtkChartXY)_chartItem;
_lAxis = chart.GetAxis((int)vtkAxis.Location.LEFT);
vtkTextProperty titleProps = _lAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_bAxis = chart.GetAxis((int)vtkAxis.Location.BOTTOM);
titleProps = _bAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_rAxis = chart.GetAxis((int)vtkAxis.Location.RIGHT);
titleProps = _rAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
_tAxis = chart.GetAxis((int)vtkAxis.Location.TOP);
titleProps = _tAxis.GetTitleProperties();
titleProps.SetOpacity(0.0);
}
private void ModifyMaximumValue(object sender, EventArgs eventArgs)
{
double max;
if (Double.TryParse(_textBox.TextBox.Text, out max))
{
_currentAxis.SetMaximum(max);
_currentAxis = null;
this.Render();
}
else if (String.IsNullOrEmpty(_textBox.TextBox.Text))
{
// Do nothing
}
else
{
this.Log.Error("Improperly formatted min value.");
}
_textBox.TextBox.Text = "";
_textBox.DataEntered -= ModifyMaximumValue;
}
