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Add ability to create Icons from embedded resources on Windows (#1410)

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* Add IconExtWindows trait

* Move changelog entries to unreleased category

Co-authored-by: Osspial <osspial@gmail.com>
This commit is contained in:
David Hewitt 2020-03-07 19:42:21 +00:00 • committed by GitHub
parent 2f27f64cdb
commit 098fd5d602
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 266 additions and 126 deletions
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15
src/platform_impl/linux/x11/util/icon.rs
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@ -1,5 +1,5 @@
use super::*;
use crate::window::{Icon, Pixel, PIXEL_SIZE};
use crate::icon::{Icon, Pixel, PIXEL_SIZE};
impl Pixel {
pub fn to_packed_argb(&self) -> Cardinal {
@ -18,13 +18,14 @@ impl Pixel {
impl Icon {
pub(crate) fn to_cardinals(&self) -> Vec<Cardinal> {
assert_eq!(self.rgba.len() % PIXEL_SIZE, 0);
let pixel_count = self.rgba.len() / PIXEL_SIZE;
assert_eq!(pixel_count, (self.width * self.height) as usize);
let rgba_icon = &self.inner;
assert_eq!(rgba_icon.rgba.len() % PIXEL_SIZE, 0);
let pixel_count = rgba_icon.rgba.len() / PIXEL_SIZE;
assert_eq!(pixel_count, (rgba_icon.width * rgba_icon.height) as usize);
let mut data = Vec::with_capacity(pixel_count);
data.push(self.width as Cardinal);
data.push(self.height as Cardinal);
let pixels = self.rgba.as_ptr() as *const Pixel;
data.push(rgba_icon.width as Cardinal);
data.push(rgba_icon.height as Cardinal);
let pixels = rgba_icon.rgba.as_ptr() as *const Pixel;
for pixel_index in 0..pixel_count {
let pixel = unsafe { &*pixels.offset(pixel_index as isize) };
data.push(pixel.to_packed_argb());