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epd-waveshare
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simplify example

embedded-hal-1.0
Chris 7 years ago
parent
2a3b10ba94
commit
90ff523411
1 changed files with 40 additions and 46 deletions
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  1. 86
      examples/embedded_linux_epd4in2/src/main.rs

86
examples/embedded_linux_epd4in2/src/main.rs
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@ -122,69 +122,69 @@ fn run() -> Result<(), std::io::Error> {
//fixed currently with the HackInputPin, see further above
let mut epd4in2 = EPD4in2::new(&mut spi, cs, busy_in, dc, rst, &mut delay).expect("eink initalize error");
//let mut buffer = [0u8, epd4in2.get_width() / 8 * epd4in2.get_height()];
let mut buffer = [0u8; 15000];
// //let mut buffer = [0u8, epd4in2.get_width() / 8 * epd4in2.get_height()];
// let mut buffer = [0u8; 15000];
// draw something
let mut graphics = Graphics::new(400, 300, &mut buffer);
graphics.clear(&Color::White);
graphics.draw_line(0,0,400,300, &Color::Black);
// // draw something
// let mut graphics = Graphics::new(400, 300, &mut buffer);
// graphics.clear(&Color::White);
// graphics.draw_line(0,0,400,300, &Color::Black);
graphics.draw_filled_rectangle(200,200, 230, 230, &Color::Black);
graphics.draw_line(202,202,218,228, &Color::White);
// graphics.draw_filled_rectangle(200,200, 230, 230, &Color::Black);
// graphics.draw_line(202,202,218,228, &Color::White);
graphics.draw_circle(200, 150, 130, &Color::Black);
// graphics.draw_circle(200, 150, 130, &Color::Black);
graphics.draw_pixel(390, 290, &Color::Black);
// graphics.draw_pixel(390, 290, &Color::Black);
graphics.draw_horizontal_line(0, 150, 400, &Color::Black);
// graphics.draw_horizontal_line(0, 150, 400, &Color::Black);
graphics.draw_vertical_line(200, 50, 200, &Color::Black);
// graphics.draw_vertical_line(200, 50, 200, &Color::Black);
epd4in2.clear_frame(&mut spi).expect("clear frame error");
epd4in2.update_frame(&mut spi, graphics.get_buffer()).expect("update frame error");
epd4in2.display_frame(&mut spi)?;
// epd4in2.clear_frame(&mut spi).expect("clear frame error");
// epd4in2.update_frame(&mut spi, graphics.get_buffer()).expect("update frame error");
// epd4in2.display_frame(&mut spi)?;
println!("Finished basic old graphics test");
// println!("Finished basic old graphics test");
delay.delay_ms(3000u16);
// delay.delay_ms(3000u16);
epd4in2.clear_frame(&mut spi)?;
// epd4in2.clear_frame(&mut spi)?;
//Test fast updating a bit more
let mut small_buffer = [0x00; 128];
let mut circle_graphics = Graphics::new(32,32, &mut small_buffer);
circle_graphics.draw_circle(16,16, 10, &Color::Black);
// //Test fast updating a bit more
// let mut small_buffer = [0x00; 128];
// let mut circle_graphics = Graphics::new(32,32, &mut small_buffer);
// circle_graphics.draw_circle(16,16, 10, &Color::Black);
epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 16,16, 32, 32).expect("update frame error");
epd4in2.display_frame(&mut spi)?;
// epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 16,16, 32, 32).expect("update frame error");
// epd4in2.display_frame(&mut spi)?;
epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 128,64, 32, 32).expect("update partial frame error");
epd4in2.display_frame(&mut spi)?;
// epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 128,64, 32, 32).expect("update partial frame error");
// epd4in2.display_frame(&mut spi)?;
epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 320,24, 32, 32).expect("update partial frame error");
epd4in2.display_frame(&mut spi)?;
// epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 320,24, 32, 32).expect("update partial frame error");
// epd4in2.display_frame(&mut spi)?;
epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 160,240, 32, 32).expect("update partial frame error");
epd4in2.display_frame(&mut spi)?;
// epd4in2.update_partial_frame(&mut spi, circle_graphics.get_buffer(), 160,240, 32, 32).expect("update partial frame error");
// epd4in2.display_frame(&mut spi)?;
println!("Finished partial update test");
// println!("Finished partial update test");
delay.delay_ms(3000u16);
// delay.delay_ms(3000u16);
//pub fn draw_string_8x8(&self, buffer: &mut[u8], x0: u16, y0: u16, input: &str, color: &Color) {
graphics.draw_string_8x8(16, 16, "hello", &Color::Black);
graphics.draw_char_8x8(250, 250, '#', &Color::Black);
graphics.draw_char_8x8(300, 16, '7', &Color::Black);
epd4in2.update_frame(&mut spi, graphics.get_buffer())?;
epd4in2.display_frame(&mut spi)?;
// //pub fn draw_string_8x8(&self, buffer: &mut[u8], x0: u16, y0: u16, input: &str, color: &Color) {
// graphics.draw_string_8x8(16, 16, "hello", &Color::Black);
// graphics.draw_char_8x8(250, 250, '#', &Color::Black);
// graphics.draw_char_8x8(300, 16, '7', &Color::Black);
// epd4in2.update_frame(&mut spi, graphics.get_buffer())?;
// epd4in2.display_frame(&mut spi)?;
println!("Finished draw string test");
// println!("Finished draw string test");
delay.delay_ms(3000u16);
//delay.delay_ms(3000u16);
println!("Now test new graphics:");
@ -193,8 +193,6 @@ fn run() -> Result<(), std::io::Error> {
display.set_rotation(DisplayRotation::Rotate90);
display.draw(
Font6x8::render_str("Rotate 90!")
.with_stroke(Some(Color::Black))
.with_fill(Some(Color::White))
.translate(Coord::new(5, 50))
.into_iter(),
);
@ -207,8 +205,6 @@ fn run() -> Result<(), std::io::Error> {
display.set_rotation(DisplayRotation::Rotate180);
display.draw(
Font6x8::render_str("Rotate 180!")
.with_stroke(Some(Color::Black))
.with_fill(Some(Color::White))
.translate(Coord::new(5, 50))
.into_iter(),
);
@ -221,8 +217,6 @@ fn run() -> Result<(), std::io::Error> {
display.set_rotation(DisplayRotation::Rotate270);
display.draw(
Font6x8::render_str("Rotate 270!")
.with_stroke(Some(Color::Black))
.with_fill(Some(Color::White))
.translate(Coord::new(5, 50))
.into_iter(),
);

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