update: change zoom_delta to 2, and can set it now

src/core/application/app_config.rs

@@ -22,10 +22,13 @@ pub struct Config {
     save_path: String,
     #[serde(default = "default_shortcuts")]
     shortcuts: HashMap<String, String>,
+    #[serde(default = "default_zoom_delta")]
+    zoom_delta: u8,
 }
 
 fn default_false() -> bool { false }
 fn default_u8() -> u8 { 0 }
+fn default_zoom_delta() -> u8 { 2 }
 fn default_string() -> String { String::new() }
 fn default_shortcuts() -> HashMap<String, String> { 
     let mut shortcuts = HashMap::new();
@@ -142,6 +145,16 @@ impl AppConfig {
         }
         None
     }
+
+    pub fn set_zoom_delta(&mut self, delta: u8) -> Result<(), Box<dyn Error>> {
+        self.config.zoom_delta = delta;
+        self.save()?;
+        Ok(())
+    }
+
+    pub fn get_zoom_delta(&self) -> u8 {
+        self.config.zoom_delta
+    }
 }
 
 static INSTANCE: LazyLock<Mutex<AppConfig>> = LazyLock::new(|| {

src/module/screen_shotter/pin_win.rs

@@ -49,6 +49,12 @@ impl PinWin {
         pin_window.set_img_height(rect.height / scale_factor);
         pin_window.set_scale_factor(scale_factor);
 
+        let zoom_delta = AppConfig::global()
+        .lock()
+        .unwrap_or_else(|poisoned| poisoned.into_inner())
+        .get_zoom_delta();
+        pin_window.set_zoom_delta(zoom_delta.into());
+
         { // code for window move
             let pin_window_clone = pin_window.as_weak();
             let message_sender_clone = message_sender.clone();

src/module/setting/mod.rs

@@ -83,6 +83,8 @@ impl Setting {
         setting_win.set_shortcut_pinwin_close(app_config.get_shortcut("pinwin_close").unwrap_or(&"unkown".to_string()).into());
         setting_win.set_shortcut_pinwin_copy(app_config.get_shortcut("pinwin_copy").unwrap_or(&"unkown".to_string()).into());
         setting_win.set_shortcut_pinwin_hide(app_config.get_shortcut("pinwin_hide").unwrap_or(&"unkown".to_string()).into());
+
+        setting_win.set_zoom_delta(app_config.get_zoom_delta().to_string().into());
 
         { // code for setting change
             { // power boot
@@ -104,6 +106,21 @@ impl Setting {
                 });
             }
 
+            { // screenshot
+                let setting_win_clone = setting_win.as_weak();
+                setting_win.on_zoom_delta_changed(move |zoom_delta| {
+                    let zoom_delta_int = zoom_delta.parse::<u8>().unwrap_or(2);
+                    if let Some(setting_win) = setting_win_clone.upgrade() {
+                        setting_win.set_zoom_delta(zoom_delta_int.to_string().into());
+                    }
+                    AppConfig::global()
+                        .lock()
+                        .unwrap_or_else(|poisoned| poisoned.into_inner())
+                        .set_zoom_delta(zoom_delta_int)
+                        .unwrap_or_else(|e| log_util::log_error(format!("Failed to set zoom delta: {:?}", e)));
+                });
+            }
+
             {// shortcut
                 let setting_win_clone = setting_win.as_weak();
                 let msg_sender = msg_sender.clone();

src/ui/screen_shotter/pin_win.slint

@@ -27,7 +27,8 @@ export component PinWindow inherits BaseWindow {
 
     in property <length> img_x;
     in property <length> img_y;
-    in-out property <int> zoom_factor: 100; // neet to be divided by one hundred
+    in-out property <int> zoom_factor: 100;     // neet to be divided by one hundred
+    in-out property <int> zoom_delta: 2; // neet to be divided by one hundred
     in-out property <length> img_width;
     in-out property <length> img_height;
 
@@ -151,9 +152,9 @@ export component PinWindow inherits BaseWindow {
 
                 scroll-event(event) => {
                     if (event.delta-y > 0) {
-                        if (root.zoom_factor < 500) { root.zoom_factor = root.zoom_factor + 1; }
+                        if (root.zoom_factor < 500) { root.zoom_factor = root.zoom_factor + zoom_delta; }
                     } else if (event.delta-y < 0) {
-                        if (root.zoom_factor > 10) { root.zoom_factor = root.zoom_factor - 1; }
+                        if (root.zoom_factor > 10) { root.zoom_factor = root.zoom_factor - zoom_delta; }
                     }
                     root.show_zoom = true;
                     show_zoom_timer.running = true;

src/ui/setting/pages/screen_shotter_page.slint

@@ -6,7 +6,9 @@ export component ScreenShotterSettingPage inherits Page {
     in property <string> shortcut_pinwin_close;
     in property <string> shortcut_pinwin_copy;
     in property <string> shortcut_pinwin_hide;
+    in property <string> zoom_delta;
 
+    callback zoom_delta_changed(string);
     callback shortcut_changed(string, KeyEvent);
 
     GroupBox {
@@ -179,6 +181,33 @@ export component ScreenShotterSettingPage inherits Page {
         }
     }
 
+    GroupBox {
+        title: @tr("贴图");
+        VerticalLayout {
+            padding-left: 20px;
+            padding-right: 50px;
+            spacing: 5px;
+            HorizontalLayout {
+                alignment: space-between;
+                Text {
+                    text: @tr("缩放灵敏度 (%)");
+                    height: 30px;
+                    width: 100px;
+                    vertical-alignment: center;
+                }
+                LineEdit {
+                    height: 30px;
+                    width: 150px;
+                    input-type: decimal;
+                    text: zoom_delta;
+                    edited() => {
+                        zoom_delta_changed(self.text);
+                    }
+                }
+            }
+        }
+    }
+
     GroupBox {
         title: @tr("其他");
         VerticalLayout {

src/ui/setting/setting_win.slint

@@ -31,6 +31,7 @@ export component SettingWindow inherits BaseWindow {
     callback update();
     callback shortcut_changed(string, KeyEvent);
     callback click_logo <=> side_bar.click_logo;
+    callback zoom_delta_changed(string);
 
     in property <string> version;
 
@@ -40,6 +41,7 @@ export component SettingWindow inherits BaseWindow {
     in property <string> shortcut_pinwin_close;
     in property <string> shortcut_pinwin_copy;
     in property <string> shortcut_pinwin_hide;
+    in property <string> zoom_delta;
 
     in-out property <int> update_state: 0;
     in-out property <string> current_version;
@@ -109,7 +111,9 @@ export component SettingWindow inherits BaseWindow {
                                     shortcut_pinwin_close: root.shortcut_pinwin_close;
                                     shortcut_pinwin_copy: root.shortcut_pinwin_copy;
                                     shortcut_pinwin_hide: root.shortcut_pinwin_hide;
+                                    zoom_delta: root.zoom_delta;
                                     shortcut_changed(shortcut, event) => { root.shortcut_changed(shortcut, event); }
+                                    zoom_delta_changed(zoom_delta) => { root.zoom_delta_changed(zoom_delta); }
                                 }
                         }
                     }