Matrix/API/main.py

#!/usr/bin/env python
from samplebase import SampleBase
from rgbmatrix import graphics
import time


class Test(SampleBase):
	def __init__(self, *args, **kwargs):
		super(Test, self).__init__(*args, **kwargs)
		self.parser.add_argument("-t", "--text", help="The text to scroll on the RGB LED panel", default="Hello world!")

	def run(self):
		offscreen_canvas = self.matrix.CreateFrameCanvas()
		font = graphics.Font()
		font.LoadFont("deps/fonts/7x13.bdf")
		textColor = graphics.Color(255, 255, 0)
		pos = offscreen_canvas.width
		my_text = self.args.text

		offscreen_canvas.Clear()
		graphics.DrawText(offscreen_canvas, font, pos, 10, textColor, my_text)
		offscreen_canvas = self.matrix.SwapOnVSync(offscreen_canvas)

		while True:
			time.sleep(0.05)


# Main function
if __name__ == "__main__":
	test = Test()
	if (not test.process()):
		test.print_help()