gergely/wl-seasonal-hours-clock
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[Refactor] Move the hour_marker function to the svg_clock module

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Gergely Polonkai 2022-05-23 17:42:15 +02:00
parent e61c247915
commit b7aa26be89
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GPG Key ID: 2D2885533B869ED4
2 changed files with 96 additions and 95 deletions
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96
src/main.rs
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@ -1,6 +1,5 @@
extern crate smithay_client_toolkit as sctk;
use std::fmt;
use std::fs;
use calloop::{timer::Timer, EventLoop};
@ -19,34 +18,12 @@ use svg::Document;
mod svg_clock;
use svg_clock::{
cache_hour_name_paths, svg_to_usvg, HOUR_NAMES, HOUR_NAME_FONT_SIZE, IMAGE_WIDTH, OUTER_R,
RING_WIDTH, UTC_HOUR_FONT_SIZE,
cache_hour_name_paths, hour_marker, svg_to_usvg, HOUR_NAMES, HOUR_NAME_FONT_SIZE, IMAGE_WIDTH,
OUTER_R, RING_WIDTH, UTC_HOUR_FONT_SIZE,
};
sctk::default_environment!(SeasonalClock, desktop);
enum Season {
Spring,
Summer,
Autumn,
Winter,
}
impl fmt::Display for Season {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(
f,
"{}",
match self {
Season::Spring => "spring",
Season::Summer => "summer",
Season::Autumn => "autumn",
Season::Winter => "winter",
}
)
}
}
#[derive(Deserialize, Copy, Clone)]
struct Config {
latitude: f64,
@ -68,75 +45,6 @@ fn time_to_degrees(timestamp: i32, // should be time/timestamp
seconds_to_degrees(timestamp)
}
fn hour_marker(
hour: i32,
hour_name_path_data: &(PathData, PathData),
is_current_hour: bool,
) -> Group {
let season = match hour {
0..=5 => Season::Winter,
6..=11 => Season::Spring,
12..=17 => Season::Summer,
18..=23 => Season::Autumn,
_ => panic!("Hour out of range"),
};
let rotation = hour * 15;
let delta_x = OUTER_R * (15f32.to_radians() / 2.0).sin();
let delta_y = OUTER_R * (1.0 - (15f32.to_radians() / 2.0).cos());
let s_delta_x = 0.0 - RING_WIDTH * (15f32.to_radians() / 2.0).sin();
let s_delta_y = RING_WIDTH * (15f32.to_radians() / 2.0).cos();
let i_delta_x = -2.0 * (OUTER_R - RING_WIDTH) * (15f32.to_radians() / 2.0).sin();
let x1 = IMAGE_WIDTH as f32 / 2.0 - delta_x;
let y1 = (IMAGE_WIDTH as f32 / 2.0 - OUTER_R) + delta_y;
let path_data = PathData::new()
.move_to((x1, y1))
.elliptical_arc_by((OUTER_R, OUTER_R, 15, 0, 1, 2.0 * delta_x, 0))
.line_by((s_delta_x, s_delta_y))
.elliptical_arc_by((
OUTER_R - RING_WIDTH,
OUTER_R - RING_WIDTH,
15,
0,
0,
i_delta_x,
0,
))
.close();
let path = Path::new().set("class", "hour-outline").set("d", path_data);
let hour_name_path = Path::new()
.set("class", "hour-name")
.set("d", hour_name_path_data.0.clone());
let utc_hour_path = Path::new()
.set("class", "utc")
.set("d", hour_name_path_data.1.clone());
Group::new()
.set(
"class",
format!(
"hour {season}{}",
if is_current_hour { " active" } else { "" }
),
)
.set(
"transform",
format!(
"rotate({}, {}, {})",
rotation as f32 - 172.5,
IMAGE_WIDTH / 2,
IMAGE_WIDTH / 2
),
)
.add(path)
.add(hour_name_path)
.add(utc_hour_path)
}
fn get_range_path(radius: f32, range_name: &str, start_time: i32, end_time: i32) -> Path {
let start_deg = time_to_degrees(start_time);
let end_deg = time_to_degrees(end_time);

95
src/svg_clock.rs
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@ -1,7 +1,9 @@
use std::fmt;
use rctree::Node;
use svg::{
node::{
element::{path::Data as PathData, Definitions, Path, Text, TextPath},
element::{path::Data as PathData, Definitions, Group, Path, Text, TextPath},
Text as TextNode,
},
Document,
@ -19,6 +21,28 @@ pub const OUTER_R: f32 = (IMAGE_WIDTH as f32) / 2.0 - 3.0 * HOUR_NAME_FONT_SIZE;
pub const RING_WIDTH: f32 = HOUR_NAME_FONT_SIZE * 3.0;
pub const UTC_HOUR_FONT_SIZE: f32 = IMAGE_WIDTH as f32 * 0.021462;
enum Season {
Spring,
Summer,
Autumn,
Winter,
}
impl fmt::Display for Season {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(
f,
"{}",
match self {
Season::Spring => "spring",
Season::Summer => "summer",
Season::Autumn => "autumn",
Season::Winter => "winter",
}
)
}
}
pub fn svg_to_usvg(document: Document) -> Tree {
let doc_str = document.to_string();
@ -159,3 +183,72 @@ pub fn cache_hour_name_paths() -> [(PathData, PathData); 24] {
cache_hour_name_path(23),
]
}
pub fn hour_marker(
hour: i32,
hour_name_path_data: &(PathData, PathData),
is_current_hour: bool,
) -> Group {
let season = match hour {
0..=5 => Season::Winter,
6..=11 => Season::Spring,
12..=17 => Season::Summer,
18..=23 => Season::Autumn,
_ => panic!("Hour out of range"),
};
let rotation = hour * 15;
let delta_x = OUTER_R * (15f32.to_radians() / 2.0).sin();
let delta_y = OUTER_R * (1.0 - (15f32.to_radians() / 2.0).cos());
let s_delta_x = 0.0 - RING_WIDTH * (15f32.to_radians() / 2.0).sin();
let s_delta_y = RING_WIDTH * (15f32.to_radians() / 2.0).cos();
let i_delta_x = -2.0 * (OUTER_R - RING_WIDTH) * (15f32.to_radians() / 2.0).sin();
let x1 = IMAGE_WIDTH as f32 / 2.0 - delta_x;
let y1 = (IMAGE_WIDTH as f32 / 2.0 - OUTER_R) + delta_y;
let path_data = PathData::new()
.move_to((x1, y1))
.elliptical_arc_by((OUTER_R, OUTER_R, 15, 0, 1, 2.0 * delta_x, 0))
.line_by((s_delta_x, s_delta_y))
.elliptical_arc_by((
OUTER_R - RING_WIDTH,
OUTER_R - RING_WIDTH,
15,
0,
0,
i_delta_x,
0,
))
.close();
let path = Path::new().set("class", "hour-outline").set("d", path_data);
let hour_name_path = Path::new()
.set("class", "hour-name")
.set("d", hour_name_path_data.0.clone());
let utc_hour_path = Path::new()
.set("class", "utc")
.set("d", hour_name_path_data.1.clone());
Group::new()
.set(
"class",
format!(
"hour {season}{}",
if is_current_hour { " active" } else { "" }
),
)
.set(
"transform",
format!(
"rotate({}, {}, {})",
rotation as f32 - 172.5,
IMAGE_WIDTH / 2,
IMAGE_WIDTH / 2
),
)
.add(path)
.add(hour_name_path)
.add(utc_hour_path)
}