gergely/wl-seasonal-hours-clock
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[Refactor] Convert outer_r to a constant

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Gergely Polonkai 2022-05-22 06:04:32 +02:00
parent dcde43831b
commit fd516083cf
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GPG Key ID: 2D2885533B869ED4
1 changed files with 17 additions and 19 deletions
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36
src/main.rs
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@ -27,6 +27,7 @@ const HOUR_NAMES: [&str; 24] = [
];
const IMAGE_WIDTH: u32 = 700;
const HOUR_NAME_FONT_SIZE: f32 = IMAGE_WIDTH as f32 * 0.019109;
const OUTER_R: f32 = (IMAGE_WIDTH as f32) / 2.0 - 3.0 * HOUR_NAME_FONT_SIZE;
enum Season {
Spring,
@ -71,8 +72,8 @@ fn time_to_degrees(timestamp: i32, // should be time/timestamp
seconds_to_degrees(timestamp)
}
fn hour_name_path(outer_r: f32, ring_width: f32) -> Path {
let radius = outer_r - ring_width / 2.0;
fn hour_name_path(ring_width: f32) -> Path {
let radius = OUTER_R - ring_width / 2.0;
let delta_x = radius * (15.0_f32.to_radians() / 2.0).sin();
let delta_y = radius * (1.0 - (15.0_f32.to_radians() / 2.0).cos());
let x1 = (IMAGE_WIDTH as f32) / 2.0 - delta_x;
@ -94,7 +95,6 @@ fn hour_name_path(outer_r: f32, ring_width: f32) -> Path {
fn hour_marker(
hour: i32,
is_current_hour: bool,
outer_r: f32,
ring_width: f32,
utc_hour_font_size: f32,
) -> Group {
@ -107,26 +107,26 @@ fn hour_marker(
};
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 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 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 y1 = (IMAGE_WIDTH as f32 / 2.0 - OUTER_R) + delta_y;
let utc_hour_y = IMAGE_WIDTH as f32 / 2.0 - outer_r + ring_width + utc_hour_font_size;
let utc_hour_y = IMAGE_WIDTH as f32 / 2.0 - OUTER_R + ring_width + utc_hour_font_size;
let path_data = PathData::new()
.move_to((x1, y1))
.elliptical_arc_by((outer_r, outer_r, 15, 0, 1, 2.0 * delta_x, 0))
.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,
OUTER_R - ring_width,
OUTER_R - ring_width,
15,
0,
0,
@ -269,10 +269,9 @@ fn gen_svg(config: &Option<Config>) -> Document {
let local_hour_font_size = IMAGE_WIDTH as f32 * 0.02357;
let utc_hour_font_size = IMAGE_WIDTH as f32 * 0.021462;
let outer_r = (IMAGE_WIDTH as f32) / 2.0 - 3.0 * HOUR_NAME_FONT_SIZE;
let ring_width = HOUR_NAME_FONT_SIZE * 3.0;
let sun_radius = IMAGE_WIDTH as f32 * 0.0142871;
let marker_radius = outer_r - ring_width - 2.0 * utc_hour_font_size;
let marker_radius = OUTER_R - ring_width - 2.0 * utc_hour_font_size;
let border = Rectangle::new()
.set("x", 0i32)
@ -309,7 +308,7 @@ fn gen_svg(config: &Option<Config>) -> Document {
#current-hour-name {font-weight: bold;}",
);
let definitions = Definitions::new().add(hour_name_path(outer_r, ring_width));
let definitions = Definitions::new().add(hour_name_path(ring_width));
let mut local_clock = Group::new().set("id", "local-clock");
for hour in 0i32..24 {
@ -326,7 +325,7 @@ fn gen_svg(config: &Option<Config>) -> Document {
.set("x", (IMAGE_WIDTH as f32) / 2.0)
.set(
"y",
(IMAGE_WIDTH as f32) / 2.0 - outer_r - local_hour_font_size / 2.0,
(IMAGE_WIDTH as f32) / 2.0 - OUTER_R - local_hour_font_size / 2.0,
)
.set("text-anchor", "middle")
.set("font-size", local_hour_font_size as f32)
@ -348,7 +347,6 @@ fn gen_svg(config: &Option<Config>) -> Document {
seasonal_clock = seasonal_clock.add(hour_marker(
hour,
hour == utc_hour as i32,
outer_r,
ring_width,
utc_hour_font_size,
));
@ -410,7 +408,7 @@ fn gen_svg(config: &Option<Config>) -> Document {
let sun_disc = Circle::new()
.set("class", "sun")
.set("cx", IMAGE_WIDTH / 2)
.set("cy", IMAGE_WIDTH as f32 / 2.0 + outer_r / 2.0 + sun_radius)
.set("cy", IMAGE_WIDTH as f32 / 2.0 + OUTER_R / 2.0 + sun_radius)
.set("r", sun_radius)
.set(
"transform",
@ -524,11 +522,11 @@ fn gen_svg(config: &Option<Config>) -> Document {
),
)
.set("x1", IMAGE_WIDTH / 2)
.set("y1", IMAGE_WIDTH as f32 / 2.0 + outer_r * 0.5)
.set("y1", IMAGE_WIDTH as f32 / 2.0 + OUTER_R * 0.5)
.set("x2", IMAGE_WIDTH / 2)
.set(
"y2",
IMAGE_WIDTH as f32 / 2.0 + outer_r - ring_width + HOUR_NAME_FONT_SIZE,
IMAGE_WIDTH as f32 / 2.0 + OUTER_R - ring_width + HOUR_NAME_FONT_SIZE,
);
let current_box_width = (200f32 / 700f32) * IMAGE_WIDTH as f32;