run cargo fmt over all examples

examples/embedded_linux_epd1in54/src/main.rs

@@ -1,17 +1,14 @@
 // the library for the embedded linux device
 extern crate linux_embedded_hal as lin_hal;
 use lin_hal::spidev::{self, SpidevOptions};
-use lin_hal::{Pin, Spidev};
 use lin_hal::sysfs_gpio::Direction;
 use lin_hal::Delay;
+use lin_hal::{Pin, Spidev};
 
 // the eink library
 extern crate epd_waveshare;
 use epd_waveshare::{
-    epd1in54::{
-        EPD1in54, 
-        Buffer1in54,
-    },
+    epd1in54::{Buffer1in54, EPD1in54},
     graphics::{Display, DisplayRotation},
     prelude::*,
 };
@@ -19,7 +16,7 @@ use epd_waveshare::{
 // Graphics
 extern crate embedded_graphics;
 use embedded_graphics::coord::Coord;
-use embedded_graphics::fonts::{Font6x8};
+use embedded_graphics::fonts::Font6x8;
 use embedded_graphics::prelude::*;
 //use embedded_graphics::primitives::{Circle, Line};
 use embedded_graphics::Drawing;
@@ -51,7 +48,9 @@ fn run() -> Result<(), std::io::Error> {
     let cs_pin = Pin::new(26); //BCM7 CE0
     cs_pin.export().expect("cs_pin export");
     while !cs_pin.is_exported() {}
-    cs_pin.set_direction(Direction::Out).expect("cs_pin Direction");
+    cs_pin
+        .set_direction(Direction::Out)
+        .expect("cs_pin Direction");
     cs_pin.set_value(1).expect("cs_pin Value set to 1");
 
     // Configure Busy Input Pin
@@ -78,7 +77,6 @@ fn run() -> Result<(), std::io::Error> {
     // Configure Delay
     let mut delay = Delay {};
 
-
     // Setup of the needed pins is finished here
     // Now the "real" usage of the eink-waveshare-rs crate begins
     let mut epd = EPD1in54::new(&mut spi, cs_pin, busy, dc, rst, &mut delay)?;
@@ -128,12 +126,14 @@ fn run() -> Result<(), std::io::Error> {
 
     // Display updated frame
     epd.update_frame(&mut spi, &display.buffer()).unwrap();
-    epd.display_frame(&mut spi).expect("display frame new graphics");
+    epd.display_frame(&mut spi)
+        .expect("display frame new graphics");
     delay.delay_ms(5000u16);
 
     // a quickly moving `Hello World!`
     display.set_rotation(DisplayRotation::Rotate0);
-    epd.set_lut(&mut spi, Some(RefreshLUT::QUICK)).expect("SET LUT QUICK error");
+    epd.set_lut(&mut spi, Some(RefreshLUT::QUICK))
+        .expect("SET LUT QUICK error");
     let limit = 20;
     for i in 0..limit {
         println!("Moving Hello World. Loop {} from {}", (i + 1), limit);
@@ -150,7 +150,8 @@ fn run() -> Result<(), std::io::Error> {
         );
 
         epd.update_frame(&mut spi, &display.buffer()).unwrap();
-        epd.display_frame(&mut spi).expect("display frame new graphics");
+        epd.display_frame(&mut spi)
+            .expect("display frame new graphics");
     }
 
     // Set the EPD to sleep

examples/embedded_linux_epd2in9/src/main.rs

@@ -1,17 +1,14 @@
 // the library for the embedded linux device
 extern crate linux_embedded_hal as lin_hal;
 use lin_hal::spidev::{self, SpidevOptions};
-use lin_hal::{Pin, Spidev};
 use lin_hal::sysfs_gpio::Direction;
 use lin_hal::Delay;
+use lin_hal::{Pin, Spidev};
 
 // the eink library
 extern crate epd_waveshare;
 use epd_waveshare::{
-    epd2in9::{
-        EPD2in9, 
-        Buffer2in9,
-    },
+    epd2in9::{Buffer2in9, EPD2in9},
     graphics::{Display, DisplayRotation},
     prelude::*,
 };
@@ -19,7 +16,7 @@ use epd_waveshare::{
 // Graphics
 extern crate embedded_graphics;
 use embedded_graphics::coord::Coord;
-use embedded_graphics::fonts::{Font6x8};
+use embedded_graphics::fonts::Font6x8;
 use embedded_graphics::prelude::*;
 //use embedded_graphics::primitives::{Circle, Line};
 use embedded_graphics::Drawing;
@@ -52,7 +49,9 @@ fn run() -> Result<(), std::io::Error> {
     let cs_pin = Pin::new(26); //BCM7 CE0
     cs_pin.export().expect("cs_pin export");
     while !cs_pin.is_exported() {}
-    cs_pin.set_direction(Direction::Out).expect("cs_pin Direction");
+    cs_pin
+        .set_direction(Direction::Out)
+        .expect("cs_pin Direction");
     cs_pin.set_value(1).expect("cs_pin Value set to 1");
 
     // Configure Busy Input Pin
@@ -79,7 +78,6 @@ fn run() -> Result<(), std::io::Error> {
     // Configure Delay
     let mut delay = Delay {};
 
-
     // Setup of the needed pins is finished here
     // Now the "real" usage of the eink-waveshare-rs crate begins
     let mut epd = EPD2in9::new(&mut spi, cs_pin, busy, dc, rst, &mut delay)?;
@@ -132,12 +130,14 @@ fn run() -> Result<(), std::io::Error> {
 
     // Display updated frame
     epd.update_frame(&mut spi, &display.buffer()).unwrap();
-    epd.display_frame(&mut spi).expect("display frame new graphics");
+    epd.display_frame(&mut spi)
+        .expect("display frame new graphics");
     delay.delay_ms(5000u16);
 
     // a quickly moving `Hello World!`
     display.set_rotation(DisplayRotation::Rotate0);
-    epd.set_lut(&mut spi, Some(RefreshLUT::QUICK)).expect("SET LUT QUICK error");
+    epd.set_lut(&mut spi, Some(RefreshLUT::QUICK))
+        .expect("SET LUT QUICK error");
     let limit = 20;
     for i in 0..limit {
         println!("Moving Hello World. Loop {} from {}", (i + 1), limit);
@@ -154,7 +154,8 @@ fn run() -> Result<(), std::io::Error> {
         );
 
         epd.update_frame(&mut spi, &display.buffer()).unwrap();
-        epd.display_frame(&mut spi).expect("display frame new graphics");
+        epd.display_frame(&mut spi)
+            .expect("display frame new graphics");
     }
 
     // Set the EPD to sleep