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Then an existing frame or an initial frame is being showed.
A section is being given an number and a line is labeled by a letter.
For each section and each line the positions are shown and can be edited.
A section or line can be selected by selecting it by a mouse click or choosing the section or line in the dropdown boxes. Selected sections and lines are being highlighted.
Define Sections
Section areas can be edited by changing the position of the lines of or by merging adjacent sections.
Changing the position of a line can be done by selecting the line and change the horizontal (X-pos) or vertical (Y-pos) position.
When moving a line it may not pass another line.
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