24 lines
1.2 KiB
ReStructuredText
24 lines
1.2 KiB
ReStructuredText
===============================================
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``nxhello`` NX graphics "Hello, World!" example
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===============================================
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A very simple graphics example that just says Hello, World! in the center of
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the display.
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The following configuration options can be selected:
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- ``CONFIG_NSH_BUILTIN_APPS`` – Build the ``NXHELLO`` example as a built-in that
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can be executed from the NSH command line
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- ``CONFIG_EXAMPLES_NXHELLO_VPLANE`` – The plane to select from the frame- buffer
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driver for use in the test. Default: ``0``.
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- ``CONFIG_EXAMPLES_NXHELLO_DEVNO`` – The LCD device to select from the LCD driver
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for use in the test. Default: ``0``.
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- ``CONFIG_EXAMPLES_NXHELLO_BGCOLOR`` – The color of the background. Default
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depends on ``CONFIG_EXAMPLES_NXHELLO_BPP``.
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- ``CONFIG_EXAMPLES_NXHELLO_FONTID`` – Selects the font (see font ID numbers in
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include/nuttx/nx/nxfonts.h).
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- ``CONFIG_EXAMPLES_NXHELLO_FONTCOLOR`` – The color of the fonts used in the
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background window. Default depends on ``CONFIG_EXAMPLES_NXHELLO_BPP``.
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- ``CONFIG_EXAMPLES_NXHELLO_BPP`` – Pixels per pixel to use. Valid options include
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``2``, ``4``, ``8``, ``16``, ``24`` and ``32``. Default: ``32``.
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