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Texture loading in egui (#1110)

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* Move texture allocation into epaint/egui proper
* Add TextureHandle
* egui_glow: cast using bytemuck instead of unsafe code
* Optimize glium painter
* Optimize WebGL
* Add example of loading an image from file
This commit is contained in:
Emil Ernerfeldt
2022-01-15 13:59:52 +01:00
committed by GitHub
parent 6c616a1b69
commit 66d80e2519
59 changed files with 1297 additions and 860 deletions
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33
egui-winit/src/lib.rs
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@@ -512,26 +512,39 @@ impl State {
window: &winit::window::Window,
egui_ctx: &egui::Context,
output: egui::Output,
) {
self.current_pixels_per_point = egui_ctx.pixels_per_point(); // someone can have changed it to scale the UI
) -> egui::TexturesDelta {
if egui_ctx.memory().options.screen_reader {
self.screen_reader.speak(&output.events_description());
}
self.set_cursor_icon(window, output.cursor_icon);
let egui::Output {
cursor_icon,
open_url,
copied_text,
needs_repaint: _, // needs to be handled elsewhere
events: _, // handled above
mutable_text_under_cursor: _, // only used in egui_web
text_cursor_pos,
textures_delta,
} = output;
if let Some(open) = output.open_url {
open_url(&open.url);
self.current_pixels_per_point = egui_ctx.pixels_per_point(); // someone can have changed it to scale the UI
self.set_cursor_icon(window, cursor_icon);
if let Some(open_url) = open_url {
open_url_in_browser(&open_url.url);
}
if !output.copied_text.is_empty() {
self.clipboard.set(output.copied_text);
if !copied_text.is_empty() {
self.clipboard.set(copied_text);
}
if let Some(egui::Pos2 { x, y }) = output.text_cursor_pos {
if let Some(egui::Pos2 { x, y }) = text_cursor_pos {
window.set_ime_position(winit::dpi::LogicalPosition { x, y });
}
textures_delta
}
fn set_cursor_icon(&mut self, window: &winit::window::Window, cursor_icon: egui::CursorIcon) {
@@ -554,7 +567,7 @@ impl State {
}
}
fn open_url(_url: &str) {
fn open_url_in_browser(_url: &str) {
#[cfg(feature = "webbrowser")]
if let Err(err) = webbrowser::open(_url) {
eprintln!("Failed to open url: {}", err);