From c1ccad622952e8ca38dcac9452cb1373b753ed5f Mon Sep 17 00:00:00 2001
From: Sweetbread <risdeveau@codrs.ru>
Date: Mon, 24 Mar 2025 17:22:18 +0300
Subject: [PATCH] tmp

---
 src/main.rs | 41 ++++++++++++++++++++++++-----------------
 1 file changed, 24 insertions(+), 17 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 12ba061..1ad2b3e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,4 @@
+use gtk::builders::ImageBuilder;
 use gtk::gio::Cancellable;
 use gtk::prelude::*;
 use gtk::{Application, ApplicationWindow, Picture, Scale, Label, FileDialog};
@@ -39,13 +40,13 @@ fn build_ui(app: &Application) {
 
     // Создание кнопки для открытия диалога выбора файла
     let button = Button::with_label("Select Image");
-    let picture = Picture::new();
-    picture.set_size_request(400, 400);
+    // let picture = Picture::new();
+    // picture.set_size_request(400, 400);
 
     {
         let window = window.clone();
         let selected_file = selected_file.clone();
-        let picture = picture.clone();
+        // let picture = picture.clone();
         button.connect_clicked(move |_| {
             // Создание FileDialog
             let dialog = FileDialog::builder()
@@ -62,7 +63,7 @@ fn build_ui(app: &Application) {
             // Показ диалога и обработка результата
             let window = window.clone();
             let selected_file = selected_file.clone();
-            let picture = picture.clone();
+            // let picture = picture.clone();
             dialog.open(Some(&window), None::<&gtk::gio::Cancellable>, move |result| {
                 if let Ok(file) = result {
                     // Получение выбранного файла
@@ -74,7 +75,7 @@ fn build_ui(app: &Application) {
                         println!("Image loaded successfully: {}x{}", pixbuf.width(), pixbuf.height());
                         let _ = fs::copy(&path, "/tmp/modified.png");
                         *selected_file.borrow_mut() = Some(file.clone());
-                        picture.set_pixbuf(Some(&pixbuf));
+                        // picture.set_pixbuf(Some(&pixbuf));
 
                     } else {
                         eprintln!("Failed to load image.");
@@ -90,11 +91,17 @@ fn build_ui(app: &Application) {
         button.set_visible(false);
     }
 
-    let br_slider = Scale::with_range(Orientation::Horizontal, -128., 128., 1.);
+    let picture = Picture::for_filename("/tmp/modified.png");
+    let image = image::open("/tmp/modified.png")
+        .map(|img| img.to_rgb8())
+        .map_err(|e| eprintln!("Failed to load image: {}", e))
+        .ok().unwrap();
+
+    let br_slider = Scale::with_range(Orientation::Horizontal, -128., 128., 10.);
     br_slider.set_value(0.);
     br_slider.set_hexpand(true);
 
-    let br_text = Label::new(Some("Brightness: 0.00"));
+    let br_text = Label::new(Some("Brightness: +000"));
 
     let br_container = GtkBox::new(Orientation::Horizontal, 5);
     br_container.append(&br_text);
@@ -102,8 +109,11 @@ fn build_ui(app: &Application) {
 
     {
         br_slider.clone().connect_change_value(move |_, _, _| {
-            let value = br_slider.value();
-            br_text.set_text(&format!("Brightness: {:.2}", value));
+            let mut value = br_slider.value();
+            value = value.round();
+            br_slider.set_value(value);
+            br_text.set_text(&format!("Brightness: {:+04.0}", value));
+            edit_image(&mut image, value as i8);
 
             // Продолжаем обработку события
             Propagation::Proceed
@@ -154,14 +164,11 @@ fn build_ui(app: &Application) {
     window.show();
 }
 
-// fn edit_image(img: &mut RgbImage) {
-//     for (x, y, pixel) in img.enumerate_pixels_mut() {
-//         // Пример: инвертируем цвета
-//         pixel[0] = 255 - pixel[0]; // Красный
-//         pixel[1] = 255 - pixel[1]; // Зеленый
-//         pixel[2] = 255 - pixel[2]; // Синий
-//     }
-// }
+fn edit_image(img: &mut RgbImage, brightness: i8) {
+    for (x, y, pixel) in img.enumerate_pixels_mut() {
+        pixel[0] = (pixel[0] as i16 + brightness as i16) as u8;
+    }
+}
 
 // fn update_image(picture: &Picture, img: &DynamicImage) {
 //     img.save("tmp.png").unwrap();