implemented first test

API/main.py

@@ -1,16 +1,32 @@
-# This is a sample Python script.
-
-# Press Umschalt+F10 to execute it or replace it with your code.
-# Press Double Shift to search everywhere for classes, files, tool windows, actions, and settings.
+#!/usr/bin/env python
+from samplebase import SampleBase
+from rgbmatrix import graphics
+import time
 
 
-def print_hi(name):
-    # Use a breakpoint in the code line below to debug your script.
-    print(f'Hi, {name}')  # Press Strg+F8 to toggle the breakpoint.
+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)
 
 
-# Press the green button in the gutter to run the script.
-if __name__ == '__main__':
-    print_hi('PyCharm')
-
-# See PyCharm help at https://www.jetbrains.com/help/pycharm/
+# Main function
+if __name__ == "__main__":
+    test = Test()
+    if (not test.process()):
+        test.print_help()