mirror of
https://codeberg.org/Fl1tzi/microdeck.git
synced 2024-05-08 14:40:44 +00:00
changed way on how to program modules and refactored other things
This commit is contained in:
parent
b26a8834c6
commit
26b4ad0344
100
src/config.rs
100
src/config.rs
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@ -1,3 +1,4 @@
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use crate::type_definition::PrettyPrint;
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use dirs::config_dir;
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use serde::Deserialize;
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use serde_json;
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@ -6,9 +7,9 @@ use std::{
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env,
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fmt::{self, Display},
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fs,
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hash::Hash,
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io::ErrorKind,
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path::PathBuf,
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str::FromStr,
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sync::Arc,
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};
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use tracing::debug;
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@ -20,6 +21,10 @@ pub const CONFIG_FILE: &'static str = "config.json";
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/// Combination of buttons acting as a folder which a device can switch to
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pub type Space = Vec<Arc<Button>>;
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// CONFIGURATION DEFINITION
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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/// CONFIGURATION
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#[derive(Deserialize, Debug)]
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pub struct Config {
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@ -64,6 +69,94 @@ fn new_hashmap() -> HashMap<String, String> {
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HashMap::new()
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// BUTTON CONFIGURATION ERRORS
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#[derive(Debug)]
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pub enum ButtonConfigError {
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/// (Key, Expected)
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WrongType(String, &'static str),
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/// A general error which gets directly outputed to the user
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General(String),
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}
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impl Display for ButtonConfigError {
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fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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match self {
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ButtonConfigError::WrongType(key, expected) => {
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write!(
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formatter,
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"Expected value of type {expected} in option \"{key}\"."
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)
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}
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ButtonConfigError::General(message) => {
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write!(formatter, "{message}")
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}
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}
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}
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}
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/// See [parse_button_config()]
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pub enum ParseButtonConfigResult<T: FromStr> {
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Found(T),
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NotFound(T),
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ParseError(ButtonConfigError),
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}
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impl<T: FromStr> ParseButtonConfigResult<T> {
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/// instead of the enum return Result<Value, ButtonConfigError>.
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///
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/// [ParseButtonConfigResult::Found] || [ParseButtonConfigResult::NotFound] => Ok(value)
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/// [ParseButtonConfigResult::ParseError] => Err(e)
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pub fn res(self) -> Result<T, ButtonConfigError> {
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match self {
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ParseButtonConfigResult::Found(v) | ParseButtonConfigResult::NotFound(v) => Ok(v),
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ParseButtonConfigResult::ParseError(e) => Err(e),
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}
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}
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}
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impl Button {
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/// reads a key from the config and parses the config in the given type
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///
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/// # Return
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///
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/// - ParseButtonConfigResult::Found(value) -> returns the value found in the configuration; value is
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/// parsing result
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/// - ParseButtonConfigResult::NotFound(value) -> the key was not found in the configuration; value
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/// is 'if_wrong_type'
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/// - ParseButtonConfigResult::ParseError(error) -> the value could not be parsed; error is
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/// [ButtonConfigError::WrongType]
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pub fn parse_module<T>(&self, key: &'static str, if_wrong_type: T) -> ParseButtonConfigResult<T>
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where
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T: PrettyPrint + FromStr,
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{
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// try to find value or return None
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let parse_result = match self.options.get(key) {
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Some(value) => value.parse::<T>(),
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_ => return ParseButtonConfigResult::NotFound(if_wrong_type),
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};
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// check if value could be parsed
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if let Ok(out) = parse_result {
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return ParseButtonConfigResult::Found(out);
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}
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ParseButtonConfigResult::ParseError(ButtonConfigError::WrongType(
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key.to_string(),
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if_wrong_type.pprint(),
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))
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}
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/// Just retrieve the raw string from a key without trying to parse the value
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pub fn raw_module(&self, key: &String) -> Option<&String> {
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self.options.get(key)
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}
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// PARSING CONFIG
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#[tracing::instrument]
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pub fn load_config() -> Result<Config, ConfigError> {
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let config_file: PathBuf = match env::var_os("DACH_DECKER_CONFIG") {
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}
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// OVERALL CONFIGURATION ERRORS
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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/// General error for parsing the configuration
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#[derive(Debug)]
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pub enum ConfigError {
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ButtonDoesNotExist(u8),
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}
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// TODO: DO THIS WITHOUT CLONING! Currently takes up a big amount of memory.
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let button_config = match &self.selected_space {
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Some(s) => self.spaces.get(s).unwrap_or_else(|| {
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warn!("The space \"{}\" was not found", s);
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&self.config.buttons
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}
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).to_owned(),
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None => self.config.buttons.to_owned()
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Some(s) => self
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.spaces
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.get(s)
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.unwrap_or_else(|| {
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warn!("The space \"{}\" was not found", s);
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&self.config.buttons
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})
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.to_owned(),
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None => self.config.buttons.to_owned(),
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};
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for i in 0..button_config.len() {
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let button = button_config.get(i).unwrap().to_owned();
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252
src/image_rendering.rs
Normal file
252
src/image_rendering.rs
Normal file
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@ -0,0 +1,252 @@
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// multiple functions for rendering various images/buttons
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//
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use crate::GLOBAL_FONT;
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use image::imageops;
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use image::{io::Reader, DynamicImage, ImageBuffer, Rgb, RgbImage};
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use imageproc::drawing::draw_text_mut;
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use rusttype::Scale;
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use std::io;
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/// Loads an image from a path
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#[allow(dead_code)]
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pub fn load_image(path: String) -> io::Result<DynamicImage> {
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Ok(Reader::open(path)?
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.decode()
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.expect("Unable to decode image"))
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}
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/// A red image which should represent an missing image or error
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#[allow(dead_code)]
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pub fn create_error_image() -> DynamicImage {
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let mut error_img: RgbImage = ImageBuffer::new(1, 1);
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for pixel in error_img.enumerate_pixels_mut() {
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*pixel.2 = image::Rgb([240, 128, 128]);
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}
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DynamicImage::ImageRgb8(error_img)
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}
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trait Component {
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fn render(&self) -> DynamicImage;
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}
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/// The ImageBuilder is an easy way to build images.
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///
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/// # Example
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///
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/// ```rust
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/// ImageBuilder::new(20, 20)
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/// .set_text("This is a test")
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/// .build();
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/// ```
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pub struct ImageBuilder {
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height: usize,
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width: usize,
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scale: f32,
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font_size: f32,
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text: Option<String>,
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image: Option<DynamicImage>,
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}
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impl Default for ImageBuilder {
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fn default() -> ImageBuilder {
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ImageBuilder {
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// will get changed
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height: 0,
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// will get changed
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width: 0,
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scale: 60.0,
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font_size: 15.0,
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text: None,
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image: None,
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}
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}
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}
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impl ImageBuilder {
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#[allow(dead_code)]
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pub fn new(height: usize, width: usize) -> Self {
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ImageBuilder {
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height,
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width,
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..Default::default()
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}
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}
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#[allow(dead_code)]
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pub fn set_image_scale(mut self, scale: f32) -> Self {
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self.scale = scale;
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self
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}
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#[allow(dead_code)]
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pub fn set_text(mut self, text: String) -> Self {
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self.text = Some(text);
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self
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}
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#[allow(dead_code)]
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pub fn set_font_size(mut self, font_size: f32) -> Self {
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self.font_size = font_size;
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self
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}
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#[allow(dead_code)]
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pub fn set_image(mut self, image: DynamicImage) -> Self {
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self.image = Some(image);
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self
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}
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#[allow(dead_code)]
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pub fn build(self) -> DynamicImage {
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// cannot use "if let" here, because variables would be moved
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if self.text.is_some() && self.image.is_some() {
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let c = ImageTextComponent {
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height: self.height,
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width: self.width,
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image: self.image.unwrap(),
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scale: self.scale,
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font_size: self.font_size,
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text: self.text.unwrap(),
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};
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return c.render();
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} else if let Some(text) = self.text {
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let c = TextComponent {
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height: self.height,
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width: self.width,
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font_size: self.font_size,
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text,
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};
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return c.render();
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} else if let Some(image) = self.image {
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let c = ImageComponent {
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height: self.height,
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width: self.width,
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scale: self.scale,
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image,
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};
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return c.render();
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} else {
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return create_error_image();
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}
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}
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}
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// Component that just displays an image
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struct ImageComponent {
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height: usize,
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width: usize,
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scale: f32,
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image: DynamicImage,
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}
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impl Component for ImageComponent {
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fn render(&self) -> DynamicImage {
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let new_h = (self.height as f32 * (self.scale * 0.01)) as u32;
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let new_w = (self.width as f32 * (self.scale * 0.01)) as u32;
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let image = self
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.image
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.resize_to_fill(new_w, new_h, image::imageops::FilterType::Nearest);
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let mut base_image = RgbImage::new(self.height as u32, self.width as u32);
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let free_x = self.width - image.width() as usize;
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let free_y = self.height - image.height() as usize;
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imageops::overlay(
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&mut base_image,
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&image.to_rgb8(),
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(free_x / 2) as i64,
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(free_y / 2) as i64,
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);
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image::DynamicImage::ImageRgb8(base_image)
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}
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}
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// Component that just displays text
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struct TextComponent {
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height: usize,
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width: usize,
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font_size: f32,
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text: String,
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}
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impl Component for TextComponent {
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fn render(&self) -> DynamicImage {
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let mut image = RgbImage::new(self.width as u32, self.height as u32);
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let scale = Scale::uniform(self.font_size);
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let font = &GLOBAL_FONT.get().unwrap();
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let v_metrics = font.v_metrics(scale);
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let height = (v_metrics.ascent - v_metrics.descent + v_metrics.line_gap).round() as i32;
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// start at y = 10
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let mut y_pos = 10;
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for line in self.text.split("\n") {
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draw_text_mut(
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&mut image,
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Rgb([255, 255, 255]),
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10,
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y_pos,
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scale,
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&GLOBAL_FONT.get().unwrap(),
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&line,
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);
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y_pos += height;
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}
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image::DynamicImage::ImageRgb8(image)
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}
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}
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// Component that displays image and text
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struct ImageTextComponent {
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height: usize,
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width: usize,
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image: DynamicImage,
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scale: f32,
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font_size: f32,
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text: String,
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}
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impl Component for ImageTextComponent {
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fn render(&self) -> DynamicImage {
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let new_h = (self.height as f32 * (self.scale * 0.01)) as u32;
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let new_w = (self.width as f32 * (self.scale * 0.01)) as u32;
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let image = self
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.image
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.resize_to_fill(new_w, new_h, image::imageops::FilterType::Nearest);
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let mut base_image = RgbImage::new(self.height as u32, self.width as u32);
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let font = &GLOBAL_FONT.get().unwrap();
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let font_scale = Scale::uniform(self.font_size);
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// TODO: allow new line
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draw_text_mut(
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&mut base_image,
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Rgb([255, 255, 255]),
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0,
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0,
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font_scale,
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font,
|
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&self.text,
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);
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// position at the middle
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let free_space = self.width - image.width() as usize;
|
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// TODO: allow padding to be manually set
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imageops::overlay(
|
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&mut base_image,
|
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&image.to_rgb8(),
|
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(free_space / 2) as i64,
|
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self.height as i64 - image.height() as i64 - 5,
|
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);
|
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|
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image::DynamicImage::ImageRgb8(base_image)
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}
|
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}
|
21
src/main.rs
21
src/main.rs
|
@ -1,16 +1,16 @@
|
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use crate::config::{Config, DeviceConfig, GlobalConfig};
|
||||
use crate::config::{Config, DeviceConfig};
|
||||
use deck_driver as streamdeck;
|
||||
use device::Device;
|
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use font_loader::system_fonts::{FontProperty, FontPropertyBuilder};
|
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use font_loader::system_fonts::FontPropertyBuilder;
|
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use hidapi::HidApi;
|
||||
use rusttype::Font;
|
||||
use std::{
|
||||
collections::HashMap,
|
||||
process::exit,
|
||||
sync::{Arc, Mutex, OnceLock},
|
||||
sync::{Arc, OnceLock},
|
||||
time::Duration,
|
||||
};
|
||||
use tracing::{debug, error, info, trace, warn};
|
||||
use tracing::{debug, error, info, warn};
|
||||
use tracing_subscriber::{
|
||||
self, prelude::__tracing_subscriber_SubscriberExt, util::SubscriberInitExt, EnvFilter,
|
||||
};
|
||||
|
@ -19,7 +19,9 @@ use config::{load_config, Space};
|
|||
|
||||
mod config;
|
||||
mod device;
|
||||
mod image_rendering;
|
||||
mod modules;
|
||||
mod type_definition;
|
||||
|
||||
pub static GLOBAL_FONT: OnceLock<Font> = OnceLock::new();
|
||||
|
||||
|
@ -109,17 +111,6 @@ pub async fn start(config: Config, mut hid: HidApi) {
|
|||
let mut ignore_devices: Vec<String> = Vec::new();
|
||||
|
||||
loop {
|
||||
// check for devices that can be removed
|
||||
/* let mut removable_devices = Vec::new();
|
||||
for (key, device) in &devices {
|
||||
if device.is_dropped() {
|
||||
removable_devices.push(key.to_owned());
|
||||
}
|
||||
}
|
||||
for d in removable_devices {
|
||||
devices.remove(&d);
|
||||
}*/
|
||||
|
||||
// refresh device list
|
||||
if let Err(e) = streamdeck::refresh_device_list(&mut hid) {
|
||||
warn!("Cannot fetch new devices: {}", e);
|
||||
|
|
171
src/modules.rs
171
src/modules.rs
|
@ -7,38 +7,18 @@ use self::counter::Counter;
|
|||
use self::space::Space;
|
||||
|
||||
// other things
|
||||
use crate::GLOBAL_FONT;
|
||||
use crate::config::Button;
|
||||
use crate::config::{Button, ButtonConfigError};
|
||||
use async_trait::async_trait;
|
||||
pub use deck_driver as streamdeck;
|
||||
use futures_util::Future;
|
||||
use image::imageops::{resize, self};
|
||||
use image::io::Reader;
|
||||
use image::{DynamicImage, Rgb, RgbImage, ImageBuffer};
|
||||
use imageproc::drawing::draw_text_mut;
|
||||
use imageproc::filter;
|
||||
use lazy_static::lazy_static;
|
||||
use rusttype::Scale;
|
||||
use std::collections::HashMap;
|
||||
use std::io::{BufReader, self};
|
||||
use std::pin::Pin;
|
||||
use std::str::FromStr;
|
||||
use std::{error::Error, sync::Arc};
|
||||
pub use streamdeck::info::ImageFormat;
|
||||
use image::DynamicImage;
|
||||
use std::{error::Error, pin::Pin, sync::Arc};
|
||||
use streamdeck::info::ImageFormat;
|
||||
use streamdeck::info::Kind;
|
||||
use streamdeck::AsyncStreamDeck;
|
||||
pub use streamdeck::StreamDeckError;
|
||||
use streamdeck::StreamDeckError;
|
||||
use tokio::sync::mpsc;
|
||||
use tracing::{debug, error, info, trace};
|
||||
|
||||
lazy_static! {
|
||||
static ref MODULE_MAP: HashMap<&'static str, ModuleFunction> = {
|
||||
let mut m = HashMap::new();
|
||||
m.insert("counter", Counter::run as ModuleFunction);
|
||||
m.insert("space", Space::run as ModuleFunction);
|
||||
m
|
||||
};
|
||||
}
|
||||
use tracing::{debug, error};
|
||||
|
||||
/// Events that are coming from the host
|
||||
#[derive(Clone, Copy, Debug)]
|
||||
|
@ -49,11 +29,16 @@ pub enum HostEvent {
|
|||
ButtonReleased,
|
||||
}
|
||||
|
||||
pub type ModuleFuture = Pin<Box<dyn Future<Output = Result<(), ReturnError>> + Send>>;
|
||||
pub type ModuleFunction = fn(DeviceAccess, ChannelReceiver, Arc<Button>) -> ModuleFuture;
|
||||
pub type ModuleFuture =
|
||||
Pin<Box<dyn Future<Output = Result<Box<dyn Module + Sync + Send>, ButtonConfigError>> + Send>>;
|
||||
pub type ModuleInitFunction = fn(Arc<Button>) -> ModuleFuture;
|
||||
|
||||
pub fn retrieve_module_from_name(name: &str) -> Option<ModuleFunction> {
|
||||
MODULE_MAP.get(name).copied()
|
||||
pub fn retrieve_module_from_name(name: &str) -> Option<ModuleInitFunction> {
|
||||
match name {
|
||||
"space" => Some(Space::init as ModuleInitFunction),
|
||||
"counter" => Some(Counter::init as ModuleInitFunction),
|
||||
_ => None,
|
||||
}
|
||||
}
|
||||
|
||||
/// starts a module
|
||||
|
@ -62,17 +47,25 @@ pub async fn start_module(
|
|||
// Just for logging purpose
|
||||
serial: String,
|
||||
button: Arc<Button>,
|
||||
module_function: ModuleFunction,
|
||||
module_init_function: ModuleInitFunction,
|
||||
device: Arc<AsyncStreamDeck>,
|
||||
br: ChannelReceiver,
|
||||
) {
|
||||
debug!("STARTED");
|
||||
let da = DeviceAccess::new(device, button.index).await;
|
||||
|
||||
// actually run the module
|
||||
match module_function(da, br, button).await {
|
||||
Ok(_) => info!("CLOSED"),
|
||||
Err(e) => error!("ERR: {:?}", e),
|
||||
// run init first
|
||||
//
|
||||
// panic should be prevented by the config being checked before running
|
||||
let mut module = match module_init_function(button).await {
|
||||
Ok(m) => m,
|
||||
Err(e) => panic!("{}", e),
|
||||
};
|
||||
|
||||
// then run module
|
||||
match module.run(da, br).await {
|
||||
Ok(_) => debug!("RETURNED"),
|
||||
Err(e) => error!("RETURNED_ERROR: {}", e),
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -84,6 +77,7 @@ pub struct DeviceAccess {
|
|||
}
|
||||
|
||||
impl DeviceAccess {
|
||||
#[allow(dead_code)]
|
||||
pub async fn new(streamdeck: Arc<AsyncStreamDeck>, index: u8) -> DeviceAccess {
|
||||
let kind = streamdeck.kind();
|
||||
DeviceAccess {
|
||||
|
@ -94,128 +88,51 @@ impl DeviceAccess {
|
|||
}
|
||||
|
||||
/// write a raw image to the Deck.
|
||||
#[allow(dead_code)]
|
||||
pub async fn write_raw_img(&self, img: &[u8]) -> Result<(), StreamDeckError> {
|
||||
self.streamdeck.write_image(self.index, img).await
|
||||
}
|
||||
|
||||
/// Write an image to the Deck.
|
||||
#[allow(dead_code)]
|
||||
pub async fn write_img(&self, img: DynamicImage) -> Result<(), StreamDeckError> {
|
||||
self.streamdeck.set_button_image(self.index, img).await
|
||||
}
|
||||
|
||||
/// reset the image.
|
||||
#[allow(dead_code)]
|
||||
pub async fn clear_img(&self) -> Result<(), StreamDeckError> {
|
||||
self.streamdeck.clear_button_image(self.index).await
|
||||
}
|
||||
|
||||
#[allow(dead_code)]
|
||||
pub fn format(&self) -> ImageFormat {
|
||||
self.kind.key_image_format()
|
||||
}
|
||||
|
||||
/// The resolution of the image on the Deck.
|
||||
#[allow(dead_code)]
|
||||
pub fn resolution(&self) -> (usize, usize) {
|
||||
self.format().size
|
||||
}
|
||||
|
||||
/// Draw an image with text
|
||||
#[tracing::instrument(skip_all, fields(index = config.index))]
|
||||
pub fn image_with_text(&self, image: DynamicImage, text: String, config: &Button) -> DynamicImage {
|
||||
trace!("Render start");
|
||||
let (w, h) = self.resolution();
|
||||
|
||||
let image_scaling = parse_config(&config, &"IMAGE_SCALE".into(), 65.0);
|
||||
|
||||
// TODO: lots of parsing. This can probbably be improved.
|
||||
let new_h = (h as f32 * (image_scaling * 0.01)) as u32;
|
||||
let new_w = (w as f32 * (image_scaling * 0.01)) as u32;
|
||||
|
||||
// Calculate percentage of which we can scale down to the button resolution.
|
||||
// By taking the smallest it keeps the aspect ratio.
|
||||
// let percentage = f32::min(deck_w / image.width() as f32, deck_h / image.height() as f32);
|
||||
|
||||
let image = image.resize_to_fill(new_w, new_h, image::imageops::FilterType::Nearest);
|
||||
|
||||
let mut base_image = RgbImage::new(h as u32, w as u32);
|
||||
draw_text_mut(
|
||||
&mut base_image,
|
||||
Rgb([255, 255, 255]),
|
||||
0,
|
||||
h as i32 - 20,
|
||||
Scale::uniform(parse_config(config, &"FONT_SIZE".into(), 15.0)),
|
||||
&GLOBAL_FONT.get().unwrap(),
|
||||
&text,
|
||||
);
|
||||
// position at the middle
|
||||
let free_space = w - image.width() as usize;
|
||||
imageops::overlay(&mut base_image, &image.to_rgb8(), (free_space/2) as i64, 0);
|
||||
trace!("Render end");
|
||||
image::DynamicImage::ImageRgb8(base_image)
|
||||
}
|
||||
|
||||
/// Draw text
|
||||
#[tracing::instrument(skip_all, fields(index = config.index))]
|
||||
pub fn text(&self, text: String, config: &Button) -> DynamicImage {
|
||||
trace!("Render start");
|
||||
let res = self.resolution();
|
||||
let mut image = RgbImage::new(res.0 as u32, res.1 as u32);
|
||||
draw_text_mut(
|
||||
&mut image,
|
||||
Rgb([255, 255, 255]),
|
||||
10,
|
||||
10,
|
||||
Scale::uniform(parse_config(config, &"FONT_SIZE".into(), 15.0)),
|
||||
&GLOBAL_FONT.get().unwrap(),
|
||||
&text,
|
||||
);
|
||||
trace!("Render end");
|
||||
image::DynamicImage::ImageRgb8(image)
|
||||
}
|
||||
}
|
||||
|
||||
/// Loads the image from the `IMAGE` option.
|
||||
/// Displays [create_error_image] if it does not exist or cannot be loeded.
|
||||
pub fn load_image(config: &Button) -> io::Result<DynamicImage> {
|
||||
// TODO: maybe us an Option (faster?)
|
||||
let file_path = parse_config(config, &"IMAGE".into(), "None".to_string());
|
||||
|
||||
if file_path == "None" {
|
||||
return Ok(create_error_image());
|
||||
}
|
||||
|
||||
Ok(Reader::open(file_path)?.decode().expect("Unable to decode image"))
|
||||
}
|
||||
|
||||
/// A smooth red image which should represent an empty space
|
||||
pub fn create_error_image() -> DynamicImage {
|
||||
let mut error_img: RgbImage = ImageBuffer::new(1, 1);
|
||||
|
||||
for pixel in error_img.enumerate_pixels_mut() {
|
||||
*pixel.2 = image::Rgb([240, 128, 128]);
|
||||
}
|
||||
|
||||
DynamicImage::ImageRgb8(error_img)
|
||||
}
|
||||
|
||||
/// reads a key from the config and parses the config in the given type
|
||||
pub fn parse_config<T>(config: &Button, key: &String, if_wrong_type: T) -> T
|
||||
where
|
||||
T: FromStr,
|
||||
{
|
||||
let out = match config.options.get(key) {
|
||||
Some(value) => value.parse::<T>().unwrap_or(if_wrong_type),
|
||||
None => if_wrong_type,
|
||||
};
|
||||
out
|
||||
}
|
||||
|
||||
pub type ReturnError = Box<dyn Error + Send + Sync>;
|
||||
pub type ChannelReceiver = mpsc::Receiver<HostEvent>;
|
||||
pub type ModuleObject = Box<dyn Module + Send + Sync>;
|
||||
|
||||
#[async_trait]
|
||||
pub trait Module {
|
||||
/// An object safe module trait.
|
||||
///
|
||||
/// - init() -> function for checking config and creating module
|
||||
/// - run() -> function that happens when the device actually runs
|
||||
pub trait Module: Sync + Send {
|
||||
async fn init(config: Arc<Button>) -> Result<ModuleObject, ButtonConfigError>
|
||||
where
|
||||
Self: Sized;
|
||||
async fn run(
|
||||
&mut self,
|
||||
device: DeviceAccess,
|
||||
receiver: ChannelReceiver,
|
||||
config: Arc<Button>,
|
||||
) -> Result<(), ReturnError>;
|
||||
}
|
||||
|
|
|
@ -1,7 +1,9 @@
|
|||
use super::Button;
|
||||
use super::ButtonConfigError;
|
||||
use super::ChannelReceiver;
|
||||
use super::DeviceAccess;
|
||||
use super::Module;
|
||||
use super::ModuleObject;
|
||||
use super::ReturnError;
|
||||
use async_trait::async_trait;
|
||||
use std::sync::Arc;
|
||||
|
@ -10,10 +12,14 @@ pub struct Blank;
|
|||
|
||||
#[async_trait]
|
||||
impl Module for Blank {
|
||||
async fn init(_config: Arc<Button>) -> Result<ModuleObject, ButtonConfigError> {
|
||||
Ok(Box::new(Blank {}))
|
||||
}
|
||||
|
||||
async fn run(
|
||||
&mut self,
|
||||
_streamdeck: DeviceAccess,
|
||||
_button_receiver: ChannelReceiver,
|
||||
_config: Arc<Button>,
|
||||
) -> Result<(), ReturnError> {
|
||||
Ok(())
|
||||
}
|
||||
|
|
|
@ -2,20 +2,42 @@ use std::sync::Arc;
|
|||
|
||||
use crate::config::Button;
|
||||
|
||||
use super::Module;
|
||||
use super::{ChannelReceiver, DeviceAccess, HostEvent, ReturnError};
|
||||
use super::{
|
||||
ButtonConfigError, ChannelReceiver, DeviceAccess, HostEvent, Module, ModuleObject, ReturnError,
|
||||
};
|
||||
|
||||
use crate::GLOBAL_FONT;
|
||||
use image::{DynamicImage, Rgb, RgbImage};
|
||||
use imageproc::drawing::draw_text_mut;
|
||||
use rusttype::Scale;
|
||||
|
||||
use async_trait::async_trait;
|
||||
|
||||
/// A module which displays a counter
|
||||
pub struct Counter;
|
||||
pub struct Counter {
|
||||
title: String,
|
||||
title_size: f32,
|
||||
number_size: f32,
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
impl Module for Counter {
|
||||
async fn init(config: Arc<Button>) -> Result<ModuleObject, ButtonConfigError> {
|
||||
let title = config.parse_module("TITLE", " ".to_string()).res()?;
|
||||
let title_size = config.parse_module("TITLE_SIZE", 15.0).res()?;
|
||||
let number_size = config.parse_module("NUMBER_SIZE", 25.0).res()?;
|
||||
|
||||
Ok(Box::new(Counter {
|
||||
title,
|
||||
title_size,
|
||||
number_size,
|
||||
}))
|
||||
}
|
||||
|
||||
async fn run(
|
||||
&mut self,
|
||||
streamdeck: DeviceAccess,
|
||||
button_receiver: ChannelReceiver,
|
||||
config: Arc<Button>,
|
||||
) -> Result<(), ReturnError> {
|
||||
let mut button_receiver = button_receiver;
|
||||
|
||||
|
@ -24,15 +46,28 @@ impl Module for Counter {
|
|||
let mut counter: u32 = 0;
|
||||
|
||||
// render the 0 at the beginning
|
||||
let image = streamdeck.text(counter.to_string(), &config);
|
||||
let image = render_text(
|
||||
&streamdeck,
|
||||
&self.title,
|
||||
&counter.to_string(),
|
||||
self.title_size,
|
||||
self.number_size,
|
||||
);
|
||||
streamdeck.write_img(image).await.unwrap();
|
||||
|
||||
loop {
|
||||
if let Some(event) = button_receiver.recv().await {
|
||||
match event {
|
||||
HostEvent::ButtonPressed => {
|
||||
counter += 1;
|
||||
let image = streamdeck.text(counter.to_string(), &config);
|
||||
// just return to zero if u32 MAX is reached
|
||||
counter = counter.checked_add(1).unwrap_or(0);
|
||||
let image = render_text(
|
||||
&streamdeck,
|
||||
&self.title,
|
||||
&counter.to_string(),
|
||||
self.title_size,
|
||||
self.number_size,
|
||||
);
|
||||
streamdeck.write_img(image).await.unwrap();
|
||||
}
|
||||
_ => {}
|
||||
|
@ -41,3 +76,48 @@ impl Module for Counter {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn render_text(
|
||||
streamdeck: &DeviceAccess,
|
||||
title: &String,
|
||||
counter: &String,
|
||||
title_size: f32,
|
||||
number_size: f32,
|
||||
) -> DynamicImage {
|
||||
let res = streamdeck.resolution();
|
||||
let mut image = RgbImage::new(res.0 as u32, res.1 as u32);
|
||||
|
||||
let scale = Scale::uniform(title_size);
|
||||
let font = &GLOBAL_FONT.get().unwrap();
|
||||
|
||||
let v_metrics = font.v_metrics(scale);
|
||||
let height = (v_metrics.ascent - v_metrics.descent + v_metrics.line_gap).round() as i32;
|
||||
|
||||
// start at y = 10
|
||||
let mut y_pos = 10;
|
||||
|
||||
for line in title.split("\n") {
|
||||
draw_text_mut(
|
||||
&mut image,
|
||||
Rgb([255, 255, 255]),
|
||||
10,
|
||||
y_pos,
|
||||
Scale::uniform(title_size),
|
||||
&GLOBAL_FONT.get().unwrap(),
|
||||
&line,
|
||||
);
|
||||
y_pos += height;
|
||||
}
|
||||
|
||||
draw_text_mut(
|
||||
&mut image,
|
||||
Rgb([255, 255, 255]),
|
||||
10,
|
||||
y_pos,
|
||||
Scale::uniform(number_size),
|
||||
&GLOBAL_FONT.get().unwrap(),
|
||||
&counter,
|
||||
);
|
||||
|
||||
image::DynamicImage::ImageRgb8(image)
|
||||
}
|
||||
|
|
|
@ -1,28 +1,39 @@
|
|||
use super::Button;
|
||||
use super::ButtonConfigError;
|
||||
use super::ChannelReceiver;
|
||||
use super::DeviceAccess;
|
||||
use super::Module;
|
||||
use super::ModuleObject;
|
||||
use super::ReturnError;
|
||||
use super::create_error_image;
|
||||
use super::load_image;
|
||||
use super::parse_config;
|
||||
use crate::image_rendering::{create_error_image, ImageBuilder};
|
||||
use async_trait::async_trait;
|
||||
use std::sync::Arc;
|
||||
|
||||
/// module to represent the switching of a space (just visual)
|
||||
pub struct Space;
|
||||
pub struct Space {
|
||||
name: String,
|
||||
}
|
||||
|
||||
#[async_trait]
|
||||
impl Module for Space {
|
||||
async fn init(config: Arc<Button>) -> Result<ModuleObject, ButtonConfigError> {
|
||||
let name = config.parse_module("NAME", "Unknown".to_string()).res()?;
|
||||
Ok(Box::new(Space { name }))
|
||||
}
|
||||
|
||||
async fn run(
|
||||
&mut self,
|
||||
streamdeck: DeviceAccess,
|
||||
_button_receiver: ChannelReceiver,
|
||||
config: Arc<Button>,
|
||||
) -> Result<(), ReturnError> {
|
||||
// let icon = load_image(&config).unwrap();
|
||||
let icon = create_error_image();
|
||||
|
||||
let image = streamdeck.image_with_text(icon, parse_config(&config, &"NAME".into(), "Unknown".to_string()), &config);
|
||||
let res = streamdeck.resolution();
|
||||
let image = ImageBuilder::new(res.0, res.1)
|
||||
.set_image(icon)
|
||||
.set_text(self.name.clone())
|
||||
.build();
|
||||
|
||||
streamdeck.write_img(image).await.unwrap();
|
||||
Ok(())
|
||||
|
|
78
src/type_definition.rs
Normal file
78
src/type_definition.rs
Normal file
|
@ -0,0 +1,78 @@
|
|||
macro_rules! impl_string {
|
||||
($T:ident) => {
|
||||
impl PrettyPrint for $T {
|
||||
fn pprint(&self) -> &'static str {
|
||||
"string"
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
macro_rules! impl_positive_number {
|
||||
($T:ident) => {
|
||||
impl PrettyPrint for $T {
|
||||
fn pprint(&self) -> &'static str {
|
||||
"positive number"
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
macro_rules! impl_decimal_number {
|
||||
($T:ident) => {
|
||||
impl PrettyPrint for $T {
|
||||
fn pprint(&self) -> &'static str {
|
||||
"decimal number"
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
macro_rules! impl_number {
|
||||
($T:ident) => {
|
||||
impl PrettyPrint for $T {
|
||||
fn pprint(&self) -> &'static str {
|
||||
"number"
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
macro_rules! impl_bool {
|
||||
($T:ident) => {
|
||||
impl PrettyPrint for $T {
|
||||
fn pprint(&self) -> &'static str {
|
||||
"1 or 0"
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
/// This trait implements a pretty print function to make a variable user readable. Useful for
|
||||
/// messages towards the user.
|
||||
///
|
||||
/// | type | output |
|
||||
/// | --------- | --------- |
|
||||
/// | usize, u32, u64 | positive number |
|
||||
/// | f32, f64 | decimal |
|
||||
/// | isize, i32, i64 | number |
|
||||
/// | bool | 1 or 0 |
|
||||
/// | String, str | string |
|
||||
pub trait PrettyPrint {
|
||||
fn pprint(&self) -> &'static str;
|
||||
}
|
||||
|
||||
impl_string!(String);
|
||||
|
||||
impl_positive_number!(usize);
|
||||
impl_positive_number!(u32);
|
||||
impl_positive_number!(u64);
|
||||
|
||||
impl_decimal_number!(f32);
|
||||
impl_decimal_number!(f64);
|
||||
|
||||
impl_number!(isize);
|
||||
impl_number!(i32);
|
||||
impl_number!(i64);
|
||||
|
||||
impl_bool!(bool);
|
Loading…
Reference in a new issue