WIP

WIP basic ui
fix
2025-07-02 18:06:54 -06:00 · 2025-06-30 21:43:20 -06:00 · 2025-06-30 19:37:55 -06:00
6 changed files with 281 additions and 135 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -27,6 +27,12 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"

+[[package]]
+name = "arrform"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7cf566ecc5c9d82b973e81d30babf6583c9b497f86295c952d538c3254ef4e6"
+
 [[package]]
 name = "ascii-canvas"
 version = "3.0.0"
@@ -759,6 +765,27 @@ dependencies = [
 "embedded-io",
 ]

+[[package]]
+name = "embedded-layout"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a90553247f2b05c59ac7894ea13d830636c2b1203fa03bff400eddbd1fa9f52"
+dependencies = [
+ "embedded-graphics",
+ "embedded-layout-macros",
+]
+
+[[package]]
+name = "embedded-layout-macros"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f6e621fe4c7e05b695274b722dc0a60bacd1c8696b58191baa0154713d52400"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.104",
+]
+
 [[package]]
 name = "embedded-sdmmc"
 version = "0.8.0"
@@ -1006,9 +1033,9 @@ checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"

 [[package]]
 name = "indexmap"
-version = "2.9.0"
+version = "2.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cea70ddb795996207ad57735b50c5982d8844f38ba9ee5f1aedcfb708a2aa11e"
+checksum = "fe4cd85333e22411419a0bcae1297d25e58c9443848b11dc6a86fefe8c78a661"
 dependencies = [
 "equivalent",
 "hashbrown",
@@ -1336,6 +1363,7 @@ checksum = "5be167a7af36ee22fe3115051bc51f6e6c7054c9348e28deb4f49bd6f705a315"
 name = "picocalc-os-rs"
 version = "0.1.0"
 dependencies = [
+ "arrform",
 "bitflags 2.9.1",
 "bt-hci",
 "cortex-m",
@@ -1352,9 +1380,12 @@ dependencies = [
 "embassy-time",
 "embedded-graphics",
 "embedded-hal 0.2.7",
+ "embedded-hal 1.0.0",
 "embedded-hal-async",
 "embedded-hal-bus",
+ "embedded-layout",
 "embedded-sdmmc",
+ "heapless",
 "panic-probe",
 "portable-atomic",
 "st7365p-lcd",
@@ -1730,10 +1761,10 @@ dependencies = [
 [[package]]
 name = "st7365p-lcd"
 version = "0.10.0"
-source = "git+https://github.com/legitcamper/st7365p-lcd-rs#d751e8d30f1a3f964ffe05e4bb16f82112fbefce"
 dependencies = [
 "embedded-graphics-core",
 "embedded-hal 1.0.0",
+ "embedded-hal-async",
 "nb 1.1.0",
 ]

--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,18 +60,22 @@ cyw43-pio = { version = "0.3.0", optional = true }

 embedded-hal-bus = { version = "0.3.0", features = ["async"] }
 embedded-hal = "0.2.7"
+embedded-hal-1 = { version = "1.0.0", package = "embedded-hal" }
 embedded-hal-async = "1.0.0"
 cortex-m = { version = "0.7.7" }
 cortex-m-rt = "0.7.5"
 panic-probe = "0.3"
 portable-atomic = { version = "1.11", features = ["critical-section"] }
+static_cell = "2.1.1"
+bitflags = "2.9.1"
+heapless = "0.8.0"
+arrform = "0.1.1"

 defmt = { version = "0.3", optional = true }
 defmt-rtt = "0.4.2"

 embedded-graphics = { version = "0.8.1" }
+embedded-layout = "0.4.2"
 embedded-sdmmc = { git = "https://github.com/Be-ing/embedded-sdmmc-rs", branch = "bisync", default-features = false }
-st7365p-lcd = { git = "https://github.com/legitcamper/st7365p-lcd-rs" }
-
-static_cell = "2.1.1"
-bitflags = "2.9.1"
+# st7365p-lcd = { git = "https://github.com/legitcamper/st7365p-lcd-rs", branch = "async" }
+st7365p-lcd = { path = "../ST7365P-lcd-rs" }
--- a/src/display.rs
+++ b/src/display.rs
@@ -1,113 +1,180 @@
+use arrform::{ArrForm, arrform};
+use core::fmt::Debug;
+use defmt::info;
 use embassy_rp::{
    gpio::{Level, Output},
    peripherals::{PIN_13, PIN_14, PIN_15, SPI1},
-    spi::{Blocking, Spi},
+    spi::{Async, Spi},
 };
 use embassy_time::{Delay, Timer};
 use embedded_graphics::{
-    Drawable, Pixel,
-    pixelcolor::{Rgb565, raw::RawU16},
-    prelude::{DrawTarget, OriginDimensions, Point, Primitive, RawData, RgbColor, Size},
-    primitives::{PrimitiveStyle, Rectangle},
+    Drawable,
+    draw_target::DrawTarget,
+    mono_font::{
+        MonoTextStyle,
+        ascii::{FONT_6X10, FONT_9X15, FONT_10X20},
+    },
+    pixelcolor::Rgb565,
+    prelude::{Point, RgbColor, Size},
+    primitives::{PrimitiveStyle, Rectangle, StyledDrawable},
+    text::Text,
 };
-use embedded_hal_bus::spi::ExclusiveDevice;
-use st7365p_lcd::{Orientation, ST7365P};
+use embedded_hal_1::digital::OutputPin;
+use embedded_hal_async::spi::SpiDevice;
+use embedded_hal_bus::spi::{ExclusiveDevice, NoDelay};
+use embedded_layout::{
+    align::{horizontal, vertical},
+    layout::linear::LinearLayout,
+    object_chain::Chain,
+    prelude::*,
+};
+use heapless::{String, Vec};
+use st7365p_lcd::{FrameBuffer, Orientation, ST7365P};

-#[embassy_executor::task]
-pub async fn display_task(
-    spi: Spi<'static, SPI1, Blocking>,
-    cs: PIN_13,
-    data: PIN_14,
-    reset: PIN_15,
-) {
-    let spi_device = ExclusiveDevice::new(spi, Output::new(cs, Level::Low), Delay).unwrap();
-    let mut display = ST7365P::new(
-        spi_device,
-        Output::new(data, Level::Low),
-        Some(Output::new(reset, Level::High)),
-        true,
-        false,
-        320,
-        320,
-    );
-    display.init(&mut Delay).unwrap();
-    display.set_orientation(&Orientation::Landscape).unwrap();
-    let mut virtual_display = VirtualDisplay::new(display, 320 / 2, 320 / 2);
+pub const SCREEN_WIDTH: usize = 320;
+pub const SCREEN_HEIGHT: usize = 320;

-    let thin_stroke = PrimitiveStyle::with_stroke(Rgb565::RED, 20);
+pub const STATUS_BAR_WIDTH: usize = 320;
+pub const STATUS_BAR_HEIGHT: usize = 40;

-    Rectangle::new(Point::new(10, 10), Size::new(100, 100))
-        .into_styled(thin_stroke)
-        .draw(&mut virtual_display)
-        .unwrap();
+pub type FRAMEBUFFER = FrameBuffer<
+    SCREEN_WIDTH,
+    SCREEN_HEIGHT,
+    ExclusiveDevice<Spi<'static, SPI1, Async>, Output<'static>, Delay>,
+    Output<'static>,
+    Output<'static>,
+>;

-    loop {
-        Timer::after_millis(500).await;
-    }
+pub struct UI<const MAX_SELECTIONS: usize, const MAX_STR_LEN: usize> {
+    pub status_bar: StatusBar,
+    pub selections_list: SelectionList<MAX_SELECTIONS, MAX_STR_LEN>,
 }

-/// simple abstraction over real display & resolution to reduce frame buffer size
-/// by cutting the resolution by 1/4
-struct VirtualDisplay {
-    display: ST7365P<
-        ExclusiveDevice<Spi<'static, SPI1, Blocking>, Output<'static>, Delay>,
-        Output<'static>,
-        Output<'static>,
-    >,
-    width: u32,
-    height: u32,
-}
-
-impl VirtualDisplay {
-    pub fn new(
-        display: ST7365P<
-            ExclusiveDevice<Spi<'static, SPI1, Blocking>, Output<'static>, Delay>,
-            Output<'static>,
-            Output<'static>,
-        >,
-        new_width: u32,
-        new_height: u32,
-    ) -> Self {
+impl<const MAX_SELECTIONS: usize, const MAX_STR_LEN: usize> UI<MAX_SELECTIONS, MAX_STR_LEN> {
+    pub fn new() -> Self {
        Self {
-            display,
-            width: new_width,
-            height: new_height,
+            status_bar: StatusBar {
+                battery: 100,
+                backlight: 100,
+                volume: 100,
+            },
+            selections_list: SelectionList::new(Vec::new()),
        }
    }
-}

-impl DrawTarget for VirtualDisplay {
-    type Color = Rgb565;
-    type Error = ();
-
-    fn draw_iter<I>(&mut self, pixels: I) -> Result<(), Self::Error>
+    pub fn draw<D: DrawTarget<Color = Rgb565>>(&mut self, target: &mut D)
    where
-        I: IntoIterator<Item = Pixel<Self::Color>>,
+        <D as DrawTarget>::Error: Debug,
    {
-        for Pixel(coord, color) in pixels.into_iter() {
-            // Check bounds on the *virtual* (already reduced) resolution
-            if coord.x >= 0
-                && coord.y >= 0
-                && coord.x < self.width as i32
-                && coord.y < self.height as i32
-            {
-                let px = coord.x as u16 * 2;
-                let py = coord.y as u16 * 2;
-                let raw_color = RawU16::from(color).into_inner();
+        self.draw_status_bar(target);
+        self.draw_selection(target);
+    }

-                // Draw the 2x2 block on the underlying hardware
-                self.display.set_pixel(px, py, raw_color)?;
-                self.display.set_pixel(px + 1, py, raw_color)?;
-                self.display.set_pixel(px, py + 1, raw_color)?;
-                self.display.set_pixel(px + 1, py + 1, raw_color)?;
-            }
+    fn draw_selection<D: DrawTarget<Color = Rgb565>>(&mut self, target: &mut D) {
+        let text_style = MonoTextStyle::new(&FONT_9X15, Rgb565::WHITE);
+
+        let selection = Rectangle::new(
+            Point::new(0, STATUS_BAR_HEIGHT as i32 + 1),
+            Size::new(
+                SCREEN_WIDTH as u32,
+                (SCREEN_HEIGHT - STATUS_BAR_HEIGHT) as u32 - 1,
+            ),
+        );
+
+        let _ = if self.selections_list.selections.is_empty() {
+            LinearLayout::horizontal(Chain::new(Text::new(
+                "No Programs found on SD Card\nEnsure programs end with '.rhai',\nand are located in the root directory",
+                Point::zero(),
+                text_style,
+            )))
+            .arrange()
+            .align_to(&selection, horizontal::Center, vertical::Center).draw(target)
+        } else {
+            LinearLayout::horizontal(
+                Chain::new(Text::new(
+                    arrform!(20, "Bat: {}", self.status_bar.battery).as_str(),
+                    Point::zero(),
+                    text_style,
+                ))
+                .append(Text::new(" ", Point::zero(), text_style))
+                .append(Text::new(
+                    arrform!(20, "Lght: {}", self.status_bar.backlight).as_str(),
+                    Point::zero(),
+                    text_style,
+                ))
+                .append(Text::new(" ", Point::zero(), text_style))
+                .append(Text::new(
+                    arrform!(20, "Vol: {}", self.status_bar.volume).as_str(),
+                    Point::zero(),
+                    text_style,
+                )),
+            )
+            .arrange()
+            .align_to(&selection, horizontal::Left, vertical::Center)
+            .draw(target)
+        };
+    }
+
+    fn draw_status_bar<D: DrawTarget<Color = Rgb565>>(&mut self, target: &mut D) {
+        let text_style = MonoTextStyle::new(&FONT_9X15, Rgb565::WHITE);
+
+        let status_bar = Rectangle::new(
+            Point::new(0, 0),
+            Size::new(STATUS_BAR_WIDTH as u32, STATUS_BAR_HEIGHT as u32),
+        );
+        let _ = LinearLayout::horizontal(
+            Chain::new(Text::new(
+                arrform!(20, "Bat: {}", self.status_bar.battery).as_str(),
+                Point::zero(),
+                text_style,
+            ))
+            .append(Text::new(
+                arrform!(20, "Lght: {}", self.status_bar.backlight).as_str(),
+                Point::zero(),
+                text_style,
+            ))
+            .append(Text::new(
+                arrform!(20, "Vol: {}", self.status_bar.volume).as_str(),
+                Point::zero(),
+                text_style,
+            )),
+        )
+        .arrange()
+        .align_to(&status_bar, horizontal::Center, vertical::Center)
+        .draw(target);
+    }
+}
+
+pub struct StatusBar {
+    pub battery: u8,
+    pub backlight: u8,
+    pub volume: u8,
+}
+
+pub struct SelectionList<const MAX_SELECTION: usize, const MAX_STR_LEN: usize> {
+    current_selection: u16,
+    selections: Vec<String<MAX_STR_LEN>, MAX_SELECTION>,
+}
+
+impl<const MAX_SELECTION: usize, const MAX_STR_LEN: usize>
+    SelectionList<MAX_SELECTION, MAX_STR_LEN>
+{
+    pub fn new(selections: Vec<String<MAX_STR_LEN>, MAX_SELECTION>) -> Self {
+        Self {
+            selections,
+            current_selection: 0,
        }
-        Ok(())
    }
-}

-impl OriginDimensions for VirtualDisplay {
-    fn size(&self) -> Size {
-        Size::new(self.width, self.height)
+    pub fn down(&mut self) {
+        if self.current_selection + 1 < self.selections.len() as u16 {
+            self.current_selection += 1
+        }
+    }
+
+    pub fn up(&mut self) {
+        if self.current_selection > self.selections.len() as u16 {
+            self.current_selection -= 1
+        }
    }
 }
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,10 +4,20 @@

 #[cfg(feature = "defmt")]
 use defmt::*;
+use embedded_graphics::{
+    pixelcolor::Rgb565,
+    prelude::{Point, RgbColor, Size},
+    primitives::{PrimitiveStyle, Rectangle, StyledDrawable},
+};
 use {defmt_rtt as _, panic_probe as _};

+use crate::display::{FRAMEBUFFER, SCREEN_HEIGHT, SCREEN_WIDTH, UI};
+use crate::peripherals::{
+    conf_peripherals,
+    keyboard::{KeyEvent, read_keyboard_fifo},
+};
 use embassy_executor::Spawner;
-use embassy_rp::peripherals::I2C1;
+use embassy_rp::peripherals::{I2C1, PIN_13, PIN_14, PIN_15, SPI1};
 use embassy_rp::spi::Spi;
 use embassy_rp::{
    bind_interrupts,
@@ -18,40 +28,84 @@ use embassy_rp::{
 };
 use embassy_sync::blocking_mutex::raw::NoopRawMutex;
 use embassy_sync::channel::Channel;
-use embassy_time::Timer;
+use embassy_time::{Delay, Timer};
+use embedded_hal_1::spi::SpiDevice;
 use embedded_hal_bus::spi::ExclusiveDevice;
 use embedded_sdmmc::asynchronous::{File, SdCard, ShortFileName, VolumeIdx, VolumeManager};
+use st7365p_lcd::{FrameBuffer, ST7365P};
 use static_cell::StaticCell;

-mod peripherals;
-use peripherals::{keyboard::KeyEvent, peripherals_task};
 mod display;
-use display::display_task;
+mod peripherals;

-embassy_rp::bind_interrupts!(struct Irqs {
-    I2C1_IRQ => i2c::InterruptHandler<I2C1>;
-});
+embassy_rp::bind_interrupts!(
+    struct Irqs {
+        I2C1_IRQ => i2c::InterruptHandler<I2C1>;
+    }
+);

 #[embassy_executor::main]
 async fn main(spawner: Spawner) {
    let p = embassy_rp::init(Default::default());

-    static KEYBOARD_EVENTS: StaticCell<Channel<NoopRawMutex, KeyEvent, 10>> = StaticCell::new();
-    let keyboard_events = KEYBOARD_EVENTS.init(Channel::new());
+    let mut i2c1_config = i2c::Config::default();
+    i2c1_config.frequency = 100_000;
+    let i2c1 = I2c::new_async(p.I2C1, p.PIN_7, p.PIN_6, Irqs, i2c1_config);
+    conf_peripherals(i2c1).await;
+
+    let mut spi1_config = spi::Config::default();
+    spi1_config.frequency = 16_000_000;
+    let spi1 = Spi::new(
+        p.SPI1,
+        p.PIN_10,
+        p.PIN_11,
+        p.PIN_12,
+        p.DMA_CH0,
+        p.DMA_CH1,
+        spi1_config,
+    );

-    // configure keyboard event handler
-    let mut config = i2c::Config::default();
-    config.frequency = 100_000;
-    let i2c1 = I2c::new_async(p.I2C1, p.PIN_7, p.PIN_6, Irqs, config);
    spawner
-        .spawn(peripherals_task(i2c1, keyboard_events.sender()))
+        .spawn(main_task(spi1, p.PIN_13, p.PIN_14, p.PIN_15))
+        .unwrap();
+}
+
+#[embassy_executor::task]
+async fn main_task(
+    spi1: Spi<'static, SPI1, spi::Async>,
+    spi1_cs: PIN_13,
+    spi1_data: PIN_14,
+    spi1_reset: PIN_15,
+) {
+    let spi_device = ExclusiveDevice::new(spi1, Output::new(spi1_cs, Level::Low), Delay).unwrap();
+    let display = ST7365P::new(
+        spi_device,
+        Output::new(spi1_data, Level::Low),
+        Some(Output::new(spi1_reset, Level::High)),
+        false,
+        true,
+        SCREEN_WIDTH as u32,
+        SCREEN_HEIGHT as u32,
+    );
+    let mut framebuffer: FRAMEBUFFER = FrameBuffer::new(display);
+    framebuffer.init(&mut Delay).await.unwrap();
+    framebuffer
+        .display
+        .set_custom_orientation(0x60)
+        .await
        .unwrap();

-    // // configure display handler
-    // let mut config = spi::Config::default();
-    // config.frequency = 16_000_000;
-    // let spi1 = spi::Spi::new_blocking(p.SPI1, p.PIN_10, p.PIN_11, p.PIN_12, config);
-    // spawner
-    //     .spawn(display_task(spi1, p.PIN_13, p.PIN_14, p.PIN_15))
-    //     .unwrap();
+    // let mut ui: UI<50, 25> = UI::new();
+
+    // read_keyboard_fifo().await;
+    Rectangle::new(Point::new(0, 0), Size::new(319, 319))
+        .draw_styled(&PrimitiveStyle::with_fill(Rgb565::RED), &mut framebuffer)
+        .unwrap();
+    // ui.draw(&mut framebuffer);
+    framebuffer.draw().await.unwrap();
+
+    loop {
+        info!("Done");
+        Timer::after_millis(500).await;
+    }
 }
--- a/src/peripherals/keyboard.rs
+++ b/src/peripherals/keyboard.rs
@@ -17,7 +17,7 @@ const KEY_CAPSLOCK: u8 = 1 << 5;
 const KEY_NUMLOCK: u8 = 1 << 6;
 const KEY_COUNT_MASK: u8 = 0x1F; // 0x1F == 31

-pub async fn read_keyboard_fifo(channel: &mut Sender<'static, NoopRawMutex, KeyEvent, 10>) {
+pub async fn read_keyboard_fifo() -> Option<KeyEvent> {
    let mut i2c = PERIPHERAL_BUS.get().lock().await;
    let i2c = i2c.as_mut().unwrap();

@@ -40,16 +40,15 @@ pub async fn read_keyboard_fifo(channel: &mut Sender<'static, NoopRawMutex, KeyE
                .await
                .is_ok()
            {
-                channel
-                    .try_send(KeyEvent {
-                        state: KeyState::from(event[0]),
-                        key: KeyCode::from(event[1]),
-                        mods: Modifiers::NONE,
-                    })
-                    .expect("Failed to push key");
+                return Some(KeyEvent {
+                    state: KeyState::from(event[0]),
+                    key: KeyCode::from(event[1]),
+                    mods: Modifiers::NONE,
+                });
            }
        }
    }
+    None
 }

 const REG_ID_DEB: u8 = 0x06;
--- a/src/peripherals/mod.rs
+++ b/src/peripherals/mod.rs
@@ -25,11 +25,7 @@ const REG_ID_VER: u8 = 0x01;
 const REG_ID_RST: u8 = 0x08;
 const REG_ID_INT: u8 = 0x03;

-#[embassy_executor::task]
-pub async fn peripherals_task(
-    i2c: I2CBUS,
-    mut keyboard_channel: Sender<'static, NoopRawMutex, KeyEvent, 10>,
-) {
+pub async fn conf_peripherals(i2c: I2CBUS) {
    Timer::after(embassy_time::Duration::from_millis(100)).await;

    PERIPHERAL_BUS.get().lock().await.replace(i2c);
@@ -37,11 +33,6 @@ pub async fn peripherals_task(
    configure_keyboard(200, 100).await;
    set_lcd_backlight(255).await;
    set_key_backlight(0).await;
-
-    loop {
-        Timer::after(Duration::from_millis(200)).await;
-        read_keyboard_fifo(&mut keyboard_channel).await;
-    }
 }

 /// return major & minor mcu version
Author	SHA1	Message	Date
sawyer bristol	e95774ae16	WIP	2025-07-02 18:06:54 -06:00
sawyer bristol	bd7c4e3e27	WIP basic ui fix	2025-06-30 21:43:20 -06:00
sawyer bristol	55b7c2970c	add status bar to console	2025-06-30 19:37:55 -06:00