Default line settings
In the default line settings window the default color of the lines can be altered. This is achieved by selecting a color from the quick color select area or by pressing the more colors button to open a color dialog.
The arrow at the end of a line can be removed or made visible by selecting the arrow checkbox.
If you want a curved line check the curved box.
Finally the thickness of a line can be changed from 1 to 5.
Pressing the OK button will store the new color and appearance and bring you back to the main window.
The Cancel button will reset the color and appearance to its previous values and bring you back to the main window.
The Default button will load the default values for a line.
The Reset button will reset the color and appearance of a line to their previous values.