micropython: add micropython component

components/language/micropython/tests/extmod/framebuf2.py

@@ -0,0 +1,64 @@
+try:
+    import framebuf
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+
+def printbuf():
+    print("--8<--")
+    for y in range(h):
+        for x in range(w):
+            print("%u" % ((buf[(x + y * w) // 4] >> ((x & 3) << 1)) & 3), end="")
+        print()
+    print("-->8--")
+
+
+w = 8
+h = 5
+buf = bytearray(w * h // 4)
+fbuf = framebuf.FrameBuffer(buf, w, h, framebuf.GS2_HMSB)
+
+# fill
+fbuf.fill(3)
+printbuf()
+fbuf.fill(0)
+printbuf()
+
+# put pixel
+fbuf.pixel(0, 0, 1)
+fbuf.pixel(3, 0, 2)
+fbuf.pixel(0, 4, 3)
+fbuf.pixel(3, 4, 2)
+printbuf()
+
+# get pixel
+print(fbuf.pixel(0, 4), fbuf.pixel(1, 1))
+
+# scroll
+fbuf.fill(0)
+fbuf.pixel(2, 2, 3)
+printbuf()
+fbuf.scroll(0, 1)
+printbuf()
+fbuf.scroll(1, 0)
+printbuf()
+fbuf.scroll(-1, -2)
+printbuf()
+
+w2 = 2
+h2 = 3
+buf2 = bytearray(w2 * h2 // 4)
+fbuf2 = framebuf.FrameBuffer(buf2, w2, h2, framebuf.GS2_HMSB)
+
+# blit
+fbuf2.fill(0)
+fbuf2.pixel(0, 0, 1)
+fbuf2.pixel(0, 2, 2)
+fbuf2.pixel(1, 0, 1)
+fbuf2.pixel(1, 2, 2)
+fbuf.fill(3)
+fbuf.blit(fbuf2, 3, 3, 0)
+fbuf.blit(fbuf2, -1, -1, 0)
+fbuf.blit(fbuf2, 16, 16, 0)
+printbuf()