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tests/extmod/framebuf_scroll: Add tests for FrameBuffer scrolling.
Includes a currently-failing test of scrolling by at least the size of the buffer.
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,45 @@ | ||
try: | ||
import framebuf | ||
except ImportError: | ||
print("SKIP") | ||
raise SystemExit | ||
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def printbuf(): | ||
print("--8<--") | ||
bytes_per_row = w // 2 | ||
for y in range(h): | ||
for x in range(bytes_per_row): | ||
print("%02x" % buf[(x + y * bytes_per_row)], end="") | ||
print() | ||
print("-->8--") | ||
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w = 10 | ||
h = 10 | ||
buf = bytearray(w * h // 2) | ||
fbuf = framebuf.FrameBuffer(buf, w, h, framebuf.GS4_HMSB) | ||
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def prepare_buffer(): | ||
fbuf.fill(0) | ||
fbuf.rect(2, 0, 6, 10, 0x07, True) | ||
fbuf.rect(0, 2, 10, 6, 0x01, True) | ||
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prepare_buffer() | ||
printbuf() | ||
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fbuf.scroll(5, -1) | ||
printbuf() | ||
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prepare_buffer() | ||
fbuf.scroll(-5, 5) | ||
printbuf() | ||
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prepare_buffer() | ||
# Scrolling by at least the size of buffer, no change to buffer. | ||
fbuf.scroll(15, 7) | ||
fbuf.scroll(10, -1) | ||
fbuf.scroll(1, -10) | ||
printbuf() |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,48 @@ | ||
--8<-- | ||
0077777700 | ||
0077777700 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
0077777700 | ||
0077777700 | ||
-->8-- | ||
--8<-- | ||
0077700777 | ||
0077711111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111100777 | ||
0077700777 | ||
0077777700 | ||
-->8-- | ||
--8<-- | ||
0077777700 | ||
0077777700 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
7770011111 | ||
7770011111 | ||
1111111111 | ||
1111177700 | ||
1111177700 | ||
-->8-- | ||
--8<-- | ||
0077777700 | ||
0077777700 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
1111111111 | ||
0077777700 | ||
0077777700 | ||
-->8-- |