Integrate embedded-graphics ui with simulator

master
Levi Pearson 2022-03-07 02:37:32 -07:00
parent 9fdd9a4482
commit 7088f63c25
15 changed files with 1455 additions and 75 deletions

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ui = { path = "../ui" }
[[bin]]
name = "ui_example"
test = false
bench = false
[profile.release]
lto = true
codegen-units = 1
debug = true

6
cross/memory.x Normal file
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MEMORY
{
/* NOTE 1 K = 1 KiBi = 1024 bytes */
FLASH : ORIGIN = 0x08000000, LENGTH = 64K
RAM : ORIGIN = 0x20000000, LENGTH = 20K
}

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MEMORY
{
/* NOTE 1 K = 1 KiBi = 1024 bytes */
FLASH : ORIGIN = 0x08000000, LENGTH = 64K
RAM : ORIGIN = 0x20000000, LENGTH = 20K
}
/* This is where the call stack will be allocated. */
/* The stack is of the full descending type. */
/* You may want to use this variable to locate the call stack and static
variables in different memory regions. Below is shown the default value */
/* _stack_start = ORIGIN(RAM) + LENGTH(RAM); */
/* You can use this symbol to customize the location of the .text section */
/* If omitted the .text section will be placed right after the .vector_table
section */
/* This is required only on microcontrollers that store some configuration right
after the vector table */
/* _stext = ORIGIN(FLASH) + 0x400; */
/* Example of putting non-initialized variables into custom RAM locations. */
/* This assumes you have defined a region RAM2 above, and in the Rust
sources added the attribute `#[link_section = ".ram2bss"]` to the data
you want to place there. */
/* Note that the section will not be zero-initialized by the runtime! */
/* SECTIONS {
.ram2bss (NOLOAD) : ALIGN(4) {
*(.ram2bss);
. = ALIGN(4);
} > RAM2
} INSERT AFTER .bss;
*/

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# Sample OpenOCD configuration for the blue pill board
# Some microcontrollers have a different CPU ID; uncomment this if yours is one
set CPUTAPID 0x2ba01477
# Depending on the hardware revision you got you'll have to pick ONE of these
# interfaces. At any time only one interface should be commented out.
# Revision C (newer revision)
# source [find interface/stlink-v2-1.cfg]
# Revision A and B (older revisions)
source [find interface/stlink-v2.cfg]
source [find target/stm32f1x.cfg]

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[package]
authors = ["The author"]
name = "ui-sim"
version = "0.1.0"
edition = "2021"
[dependencies]
ui = { path = "../ui" }
embedded-graphics = "0.7.1"
embedded-graphics-simulator = "0.3.0"

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use embedded_graphics::{pixelcolor::BinaryColor, prelude::*};
use embedded_graphics_simulator::{
BinaryColorTheme, OutputSettingsBuilder, SimulatorDisplay, SimulatorEvent, Window,
};
use std::thread;
use std::time::Duration;
use ui::{HelloDisplay, HelloEvent};
const DISPLAY_W: i32 = 128;
const DISPLAY_H: i32 = 64;
fn main() {
let mut display: SimulatorDisplay<BinaryColor> =
SimulatorDisplay::new(Size::new(DISPLAY_W as u32, DISPLAY_H as u32));
let output_settings = OutputSettingsBuilder::new()
.theme(BinaryColorTheme::OledBlue)
.build();
let mut window = Window::new("Example", &output_settings);
let mut hello: HelloDisplay<DISPLAY_W, DISPLAY_H> = HelloDisplay::new();
'running: loop {
hello.draw(&mut display).unwrap();
window.update(&display);
hello.event(HelloEvent::Tick);
for event in window.events() {
match event {
SimulatorEvent::MouseButtonUp { .. } => {
println!("Click event");
hello.event(HelloEvent::Button);
}
SimulatorEvent::MouseWheel { scroll_delta, .. } => {
hello.event(HelloEvent::Knob(scroll_delta.y));
}
SimulatorEvent::Quit => break 'running,
_ => {}
}
}
thread::sleep(Duration::from_millis(30));
}
}

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[package]
authors = ["The author"]
edition = "2021"
name = "ui"
version = "0.1.0"
[dependencies]
arrayvec = { version = "0.7.2", default-features = false }
embedded-graphics = "0.7.1"

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#![no_std]
use arrayvec::ArrayString;
use embedded_graphics::{
draw_target::DrawTarget,
mono_font::{ascii::FONT_6X9, MonoTextStyle, MonoTextStyleBuilder},
pixelcolor::BinaryColor,
prelude::*,
primitives::{Circle, PrimitiveStyle},
text::{Baseline, Text},
};
use core::fmt::Write;
#[derive(Copy, Clone)]
pub enum HelloEvent {
Tick,
Knob(i32),
Button,
}
#[derive(Clone)]
pub struct HelloDisplay<const W: i32, const H: i32> {
circle_pos: (i32, i32),
counter: i32,
textbuf: ArrayString<15>,
text_style: MonoTextStyle<'static, BinaryColor>,
title: Text<'static, MonoTextStyle<'static, BinaryColor>>,
}
impl<const W: i32, const H: i32> HelloDisplay<W, H> {
const C_RADIUS: i32 = 8;
/// Construct a new HelloDisplay
pub fn new() -> Self {
let text_style = MonoTextStyleBuilder::new()
.font(&FONT_6X9)
.text_color(BinaryColor::On)
.build();
let title =
Text::with_baseline("Hello Rust!", Point::new(20, 16), text_style, Baseline::Top);
Self {
circle_pos: (0, 0),
counter: 0,
textbuf: ArrayString::new(),
text_style,
title,
}
}
/// Draw the current state of HelloDisplay onto the DrawTarget
pub fn draw<D>(&mut self, target: &mut D) -> Result<(), D::Error>
where
D: DrawTarget<Color = BinaryColor>,
{
let (cx, cy) = self.circle_pos;
let circle = Circle::new(Point::new(cx, cy), Self::C_RADIUS as u32)
.into_styled(PrimitiveStyle::with_fill(BinaryColor::On));
self.textbuf.clear();
write!(&mut self.textbuf, "count: {}", self.counter).unwrap();
let count = Text::with_baseline(
&self.textbuf,
Point::new(20, 36),
self.text_style,
Baseline::Top,
);
target.clear(BinaryColor::Off)?;
self.title.draw(target)?;
circle.draw(target)?;
count.draw(target)?;
Ok(())
}
/// Update the current state of HelloDisplay based on an event
pub fn event(&mut self, event: HelloEvent) {
match event {
HelloEvent::Tick => {
let (_, cy) = self.circle_pos;
let cx_next = self
.counter
.max(Self::C_RADIUS / 2)
.min(W - Self::C_RADIUS / 2);
let mut cy_next = cy + 1;
if cy_next > (H + Self::C_RADIUS) {
cy_next = -Self::C_RADIUS
};
self.circle_pos = (cx_next, cy_next);
}
HelloEvent::Knob(pos_delta) => {
self.counter += pos_delta;
}
HelloEvent::Button => {}
}
}
}