Curve parameters

If in the dialog 'Create Dialog' (see chapter Create a new diagram) the button 'Edit curve' is pressed, the filter dialog opens. In this dialog and in the dialog Y axis parameters the curve parameters are defined.

For each trend curve the curve features can be parameterised.

`OK, Cancel, Help`	System functions
Curve name	Freely definable curve name
&Type of line:	Definition of line type for trend curve:
	Rectangle
	- Dashes
	- Dots
	- Dash-dot
	- Dash-dot-dot
Interpolation	Values connected by poly-lines (supporting positions). If the option is not set then the value changes are shown as line jumps (stepped representation)
Area display	The values are displayed as areas instead of lines.
Lengthen curve	The curve is lengthened from the last available datapoint to the right border
Axis labelling	Text of the axis labelling in online representation
Linewidth	Width of the line (in pixels)
Color	Definition of the trend curve colour for the online representation
Y-axis	Definition of the parameters of the Y-axis for each trend curve. (Scaling, axis subdivision, value range, colour etc.)