Implement full SSD1306 OLED display support: - Splash screen on boot (1.5s) with project name, version, board - Dashboard showing radio state, config, counters, RSSI/SNR - RSSI history sparkline (64-sample ring buffer, 2px-wide bars) - DisplayOn/DisplayOff host commands routed via dedicated channel - Pure render functions against generic DrawTarget (no hardware coupling) - Display on/off control bypasses radio task entirely Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
50 lines
1.1 KiB
Rust
50 lines
1.1 KiB
Rust
use embedded_graphics::{
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mock_display::MockDisplay,
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pixelcolor::Rgb888,
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prelude::*,
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primitives::{Rectangle, StyledDrawable},
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};
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struct CheckerboardStyle<C>(C, C);
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impl<C: PixelColor> StyledDrawable<CheckerboardStyle<C>> for Rectangle {
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type Color = C;
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type Output = ();
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fn draw_styled<D>(
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&self,
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style: &CheckerboardStyle<C>,
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target: &mut D,
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) -> Result<Self::Output, D::Error>
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where
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D: DrawTarget<Color = Self::Color>,
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{
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target.fill_contiguous(
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self,
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self.points().map(|p| {
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if (p.x % 2 == 0) ^ (p.y % 2 == 0) {
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style.1
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} else {
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style.0
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}
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}),
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)
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}
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}
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#[test]
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fn custom_primitive_style() {
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let style = CheckerboardStyle(Rgb888::RED, Rgb888::GREEN);
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let mut display = MockDisplay::new();
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Rectangle::new(Point::zero(), Size::new(4, 3))
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.into_styled(style)
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.draw(&mut display)
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.unwrap();
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display.assert_pattern(&[
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"RGRG", //
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"GRGR", //
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"RGRG", //
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]);
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}
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