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Use enum for orientation

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Yuri Iozzelli 2018-03-04 15:43:28 +01:00
parent 891ed62f51
commit 842fad7682
1 changed files with 14 additions and 10 deletions
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24
src/lib.rs
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@ -23,6 +23,13 @@ pub enum Error<E> {
Spi(E), Spi(E),
} }
pub enum Orientation {
Portrait,
PortraitFlipped,
Landscape,
LandscapeFlipped,
}
pub struct Ili9341<SPI, CS, DC, RESET> { pub struct Ili9341<SPI, CS, DC, RESET> {
spi: SPI, spi: SPI,
cs: CS, cs: CS,
@ -168,31 +175,28 @@ where
self.set_window(x0, y0, x1, y1)?; self.set_window(x0, y0, x1, y1)?;
self.write_raw(data) self.write_raw(data)
} }
pub fn set_rotation(&mut self, mode: u8) -> Result<(), Error<E>> { pub fn set_orientation(&mut self, mode: Orientation) -> Result<(), Error<E>> {
match mode%4 { match mode {
0 => { Orientation::Portrait => {
self.width = 240; self.width = 240;
self.height = 320; self.height = 320;
self.command(Command::MemoryAccessControl, &[0x40|0x08]) self.command(Command::MemoryAccessControl, &[0x40|0x08])
}, },
1 => { Orientation::Landscape => {
self.width = 320; self.width = 320;
self.height = 240; self.height = 240;
self.command(Command::MemoryAccessControl, &[0x20|0x08]) self.command(Command::MemoryAccessControl, &[0x20|0x08])
}, },
2 => { Orientation::PortraitFlipped => {
self.width = 240; self.width = 240;
self.height = 320; self.height = 320;
self.command(Command::MemoryAccessControl, &[0x80|0x08]) self.command(Command::MemoryAccessControl, &[0x80|0x08])
}, },
3 => { Orientation::LandscapeFlipped => {
self.width = 320; self.width = 320;
self.height = 240; self.height = 240;
self.command(Command::MemoryAccessControl, &[0x40|0x80|0x20|0x08]) self.command(Command::MemoryAccessControl, &[0x40|0x80|0x20|0x08])
} },
_ => {
unreachable!();
}
} }
} }
pub fn width(&self) -> usize { pub fn width(&self) -> usize {