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Mastering Android Studio 3 by Kyle Mew

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Graphic Properties tool

You will no doubt have noticed the diagrammatic representation of a view that pops up in the Properties window, when a ConstraintLayout view is selected as follows:

The Properties schematic.

This tool allows size and position properties to be edited with a single click and for the output to be instantly understood in a simple schematic form. It only takes seconds to learn and can speed up interface design considerably, particularly when experimenting with different layouts.

Inside the central square, representing our view, there are four lines, which when clicked on cycle through the following three states:

  • Unbroken ...

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