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epd-waveshare
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Provide full QuickRefresh interface for 4in2 too 

This display needs no special commands for displaying the new frame. But
it will come in handy to support the full QuickRefresh trait when it
comes to supporting different quick refresh capable displays from an
application.
main
Christian Meusel 2021-07-14 23:06:29 +02:00
parent 239691e8d3
commit 3edeac413d
1 changed files with 9 additions and 6 deletions
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15
src/epd4in2/mod.rs
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@ -482,21 +482,24 @@ where
Ok(()) Ok(())
} }
/// This function is not needed for this display /// This is wrapper around `display_frame` for using this device as a true
#[allow(unused)] /// `QuickRefresh` device.
fn display_new_frame(&mut self, spi: &mut SPI, delay: &mut DELAY) -> Result<(), SPI::Error> { fn display_new_frame(&mut self, spi: &mut SPI, delay: &mut DELAY) -> Result<(), SPI::Error> {
unimplemented!() self.display_frame(spi, delay)
} }
/// This function is not needed for this display /// This is wrapper around `update_new_frame` and `display_frame` for using
#[allow(unused)] /// this device as a true `QuickRefresh` device.
///
/// To be used immediately after `update_old_frame`.
fn update_and_display_new_frame( fn update_and_display_new_frame(
&mut self, &mut self,
spi: &mut SPI, spi: &mut SPI,
buffer: &[u8], buffer: &[u8],
delay: &mut DELAY, delay: &mut DELAY,
) -> Result<(), SPI::Error> { ) -> Result<(), SPI::Error> {
unimplemented!() self.update_new_frame(spi, buffer, delay)?;
self.display_frame(spi, delay)
} }
fn update_partial_old_frame( fn update_partial_old_frame(