INIT

examples/zoom_level.rs

@@ -0,0 +1,54 @@
+//! Shows how to change the zoom level of a webview.
+
+use bevy::input::mouse::MouseWheel;
+use bevy::prelude::*;
+use bevy_cef::prelude::*;
+
+fn main() {
+    App::new()
+        .add_plugins((DefaultPlugins, CefPlugin))
+        .add_systems(
+            Startup,
+            (spawn_camera, spawn_directional_light, spawn_webview),
+        )
+        .add_systems(Update, change_zoom_level)
+        .run();
+}
+
+fn spawn_camera(mut commands: Commands) {
+    commands.spawn((
+        Camera3d::default(),
+        Transform::from_translation(Vec3::new(0., 0., 3.)).looking_at(Vec3::ZERO, Vec3::Y),
+    ));
+}
+
+fn spawn_directional_light(mut commands: Commands) {
+    commands.spawn((
+        DirectionalLight::default(),
+        Transform::from_translation(Vec3::new(1., 1., 1.)).looking_at(Vec3::ZERO, Vec3::Y),
+    ));
+}
+
+fn spawn_webview(
+    mut commands: Commands,
+    mut meshes: ResMut<Assets<Mesh>>,
+    mut materials: ResMut<Assets<WebviewExtendStandardMaterial>>,
+) {
+    commands.spawn((
+        CefWebviewUri("https://bevy.org/".to_string()),
+        Mesh3d(meshes.add(Plane3d::new(Vec3::Z, Vec2::ONE))),
+        MeshMaterial3d(materials.add(WebviewExtendStandardMaterial::default())),
+    ));
+}
+
+fn change_zoom_level(mut er: EventReader<MouseWheel>, mut webviews: Query<&mut ZoomLevel>) {
+    for event in er.read() {
+        webviews.par_iter_mut().for_each(|mut level| {
+            if event.y > 0.0 {
+                level.0 += 0.1; // Zoom in
+            } else if event.y < 0.0 {
+                level.0 -= 0.1; // Zoom out
+            }
+        });
+    }
+}