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feat(cli): Add transparent padding to macos icon

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FabianLars 2024-09-17 14:48:31 +02:00
parent 5ff0bbc547
commit 695f4ff139
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1 changed files with 30 additions and 5 deletions
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35
crates/tauri-cli/src/icon.rs
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@ -58,6 +58,9 @@ pub struct Options {
/// The background color of the iOS icon - string as defined in the W3C's CSS Color Module Level 4 <https://www.w3.org/TR/css-color-4/>.
#[clap(long, default_value = "#fff")]
ios_color: String,
#[clap(long)]
no_macos_padding: bool,
}
enum Source {
@ -155,7 +158,7 @@ pub fn command(options: Options) -> Result<()> {
if png_icon_sizes.is_empty() {
appx(&source, &out_dir).context("Failed to generate appx icons")?;
icns(&source, &out_dir).context("Failed to generate .icns file")?;
icns(&source, &out_dir, !options.no_macos_padding).context("Failed to generate .icns file")?;
ico(&source, &out_dir).context("Failed to generate .ico file")?;
png(&source, &out_dir, ios_color).context("Failed to generate png icons")?;
@ -196,20 +199,42 @@ fn appx(source: &Source, out_dir: &Path) -> Result<()> {
}
// Main target: macOS
fn icns(source: &Source, out_dir: &Path) -> Result<()> {
fn icns(source: &Source, out_dir: &Path, padding: bool) -> Result<()> {
log::info!(action = "ICNS"; "Creating icon.icns");
let entries: HashMap<String, IcnsEntry> =
serde_json::from_slice(include_bytes!("helpers/icns.json")).unwrap();
let mut family = IconFamily::new();
let padding_percent = 100.0 / 1024.0;
for (name, entry) in entries {
let size = entry.size;
let inner_size = if padding {
entry.size - (entry.size as f64 * padding_percent).round() as u32
} else {
entry.size
};
let mut buf = Vec::new();
let image = source.resize_exact(size)?;
let icon = source.resize_exact(inner_size)?;
write_png(image.as_bytes(), &mut buf, size)?;
let image = {
if padding {
let mut image =
ImageBuffer::from_fn(entry.size, entry.size, |_, _| image::Rgba([0, 0, 0, 0]));
image::imageops::overlay(
&mut image,
&icon,
((entry.size - inner_size) / 2) as i64,
((entry.size - inner_size) / 2) as i64,
);
DynamicImage::from(image)
} else {
icon
}
};
write_png(image.as_bytes(), &mut buf, entry.size)?;
let image = icns::Image::read_png(&buf[..])?;