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   Using altering tree functionality you can alter family tree graphical presentation for best viewing experience while maintaining app specific graphical coherent integrity.
   Altering tree introduced in v. 4.6.7 is in a pilot stage yet and we encourage you to alter the copy of the original family tree.
   To begin, you have to select one or two persons whose you want to move using double click or double tap. Then invoke popup menu using right mouse click or press and hold on touch screen and choose "Modify/Print Tree" menu item which, in turn, opens top app bar. Locate and select “Alter Tree” button on the right side of the top bar:
Alter TreeFig.1 Alter TreeFig.2

   Top bar will change its appearance showing set of buttons dedicated to altering tree: “Alter Selection” activates custom selection, “Reset” resets tree modification before modifications applied, “Apply” applies tree modification, “Undo” and “Altering issue display.:
Alter TreeFig.3

   Person’s template ready to be moved changes its background color to green and green dotted outline around is created. Press mouse or tap anywhere inside green dotted outline changes cursor shape, all the objects inside green dotted outline will follow your mouse as long as you keep it pressed:
Alter TreeFig.4

   In order to maintain tree graphical integrity there are several mandatory requirements must be kept: connections between family members either strictly horizontal or strictly vertical, every person template should be located inside imaginary grid cell, line connected two adjacent person templates must have minimum length of imaginary grid cell length, no overlap allowed ….
Alter TreeFig.5

   When there are no requirements violations “Apply” button becomes enabled, click on this button initiate tree modification.
   Before tree modification applied it can be reset using “Reset” button:
Alter TreeFig.6

   To select and manipulate group of more than two adjacent persons located vertically, like several siblings, you need to select upper-most and bottom-most ones then click “Alter Tree” button.

   App also allows user to customize human templates selection to change their position, let say you want to relocate group of 3 human templates shown in bold on Fig.7:
Alter TreeFig.7

   To begin custom human templates selection any person or persons should be selected as it’s described before, see Fig.1 and “Alter Tree” button on the right side of the top bar should be clicked, see Fig.2.
   App suggests you person's selection, to customize this selection "Alter Selected Area" button on the right side of the top bar should be clicked:
Alter TreeFig.8

   Green dotted line border around selected area will be replaced with solid blue border, it's the way custom selection is marked:
Alter TreeFig.9

   This custom selection area can be resized and removed to cover group of human templates needed to be modified:
Alter TreeFig.10

   While changing custom selection it can be reset, when finish – click on “Apply”:
Alter TreeFig.11

   Selection area ready to be moved changes its background color back to green and green dotted outline around appears again, see Fig.4:
Alter TreeFig.12

   User can manipulate with selected area exactly how it described before, see Fig.5:
Alter TreeFig.13

   When there are no requirements violations “Apply” button becomes enabled, click on this button initiate tree modification, like it described before, see Fig.6:
Alter TreeFig.14

   Right mouse click or press and hold on touch screen on any free of people templates Family Tree space dismisses top app bar and terminates tree altering.
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